github.com/noxiouz/docker@v0.7.3-0.20160629055221-3d231c78e8c5/integration-cli/docker_cli_run_test.go (about) 1 package main 2 3 import ( 4 "bufio" 5 "bytes" 6 "fmt" 7 "io/ioutil" 8 "net" 9 "os" 10 "os/exec" 11 "path" 12 "path/filepath" 13 "reflect" 14 "regexp" 15 "runtime" 16 "sort" 17 "strconv" 18 "strings" 19 "sync" 20 "time" 21 22 "github.com/docker/docker/pkg/integration/checker" 23 "github.com/docker/docker/pkg/mount" 24 "github.com/docker/docker/pkg/stringid" 25 "github.com/docker/docker/pkg/stringutils" 26 "github.com/docker/docker/runconfig" 27 "github.com/docker/go-connections/nat" 28 "github.com/docker/libnetwork/resolvconf" 29 "github.com/docker/libnetwork/types" 30 "github.com/go-check/check" 31 libcontainerUser "github.com/opencontainers/runc/libcontainer/user" 32 ) 33 34 // "test123" should be printed by docker run 35 func (s *DockerSuite) TestRunEchoStdout(c *check.C) { 36 out, _ := dockerCmd(c, "run", "busybox", "echo", "test123") 37 if out != "test123\n" { 38 c.Fatalf("container should've printed 'test123', got '%s'", out) 39 } 40 } 41 42 // "test" should be printed 43 func (s *DockerSuite) TestRunEchoNamedContainer(c *check.C) { 44 out, _ := dockerCmd(c, "run", "--name", "testfoonamedcontainer", "busybox", "echo", "test") 45 if out != "test\n" { 46 c.Errorf("container should've printed 'test'") 47 } 48 } 49 50 // docker run should not leak file descriptors. This test relies on Unix 51 // specific functionality and cannot run on Windows. 52 func (s *DockerSuite) TestRunLeakyFileDescriptors(c *check.C) { 53 testRequires(c, DaemonIsLinux) 54 out, _ := dockerCmd(c, "run", "busybox", "ls", "-C", "/proc/self/fd") 55 56 // normally, we should only get 0, 1, and 2, but 3 gets created by "ls" when it does "opendir" on the "fd" directory 57 if out != "0 1 2 3\n" { 58 c.Errorf("container should've printed '0 1 2 3', not: %s", out) 59 } 60 } 61 62 // it should be possible to lookup Google DNS 63 // this will fail when Internet access is unavailable 64 func (s *DockerSuite) TestRunLookupGoogleDNS(c *check.C) { 65 testRequires(c, Network, NotArm) 66 image := DefaultImage 67 if daemonPlatform == "windows" { 68 // nslookup isn't present in Windows busybox. Is built-in. 69 image = WindowsBaseImage 70 } 71 dockerCmd(c, "run", image, "nslookup", "google.com") 72 } 73 74 // the exit code should be 0 75 func (s *DockerSuite) TestRunExitCodeZero(c *check.C) { 76 dockerCmd(c, "run", "busybox", "true") 77 } 78 79 // the exit code should be 1 80 func (s *DockerSuite) TestRunExitCodeOne(c *check.C) { 81 _, exitCode, err := dockerCmdWithError("run", "busybox", "false") 82 c.Assert(err, checker.NotNil) 83 c.Assert(exitCode, checker.Equals, 1) 84 } 85 86 // it should be possible to pipe in data via stdin to a process running in a container 87 func (s *DockerSuite) TestRunStdinPipe(c *check.C) { 88 // TODO Windows: This needs some work to make compatible. 89 testRequires(c, DaemonIsLinux) 90 runCmd := exec.Command(dockerBinary, "run", "-i", "-a", "stdin", "busybox", "cat") 91 runCmd.Stdin = strings.NewReader("blahblah") 92 out, _, _, err := runCommandWithStdoutStderr(runCmd) 93 if err != nil { 94 c.Fatalf("failed to run container: %v, output: %q", err, out) 95 } 96 97 out = strings.TrimSpace(out) 98 dockerCmd(c, "wait", out) 99 100 logsOut, _ := dockerCmd(c, "logs", out) 101 102 containerLogs := strings.TrimSpace(logsOut) 103 if containerLogs != "blahblah" { 104 c.Errorf("logs didn't print the container's logs %s", containerLogs) 105 } 106 107 dockerCmd(c, "rm", out) 108 } 109 110 // the container's ID should be printed when starting a container in detached mode 111 func (s *DockerSuite) TestRunDetachedContainerIDPrinting(c *check.C) { 112 out, _ := dockerCmd(c, "run", "-d", "busybox", "true") 113 114 out = strings.TrimSpace(out) 115 dockerCmd(c, "wait", out) 116 117 rmOut, _ := dockerCmd(c, "rm", out) 118 119 rmOut = strings.TrimSpace(rmOut) 120 if rmOut != out { 121 c.Errorf("rm didn't print the container ID %s %s", out, rmOut) 122 } 123 } 124 125 // the working directory should be set correctly 126 func (s *DockerSuite) TestRunWorkingDirectory(c *check.C) { 127 dir := "/root" 128 image := "busybox" 129 if daemonPlatform == "windows" { 130 dir = `C:/Windows` 131 } 132 133 // First with -w 134 out, _ := dockerCmd(c, "run", "-w", dir, image, "pwd") 135 out = strings.TrimSpace(out) 136 if out != dir { 137 c.Errorf("-w failed to set working directory") 138 } 139 140 // Then with --workdir 141 out, _ = dockerCmd(c, "run", "--workdir", dir, image, "pwd") 142 out = strings.TrimSpace(out) 143 if out != dir { 144 c.Errorf("--workdir failed to set working directory") 145 } 146 } 147 148 // pinging Google's DNS resolver should fail when we disable the networking 149 func (s *DockerSuite) TestRunWithoutNetworking(c *check.C) { 150 count := "-c" 151 image := "busybox" 152 if daemonPlatform == "windows" { 153 count = "-n" 154 image = WindowsBaseImage 155 } 156 157 // First using the long form --net 158 out, exitCode, err := dockerCmdWithError("run", "--net=none", image, "ping", count, "1", "8.8.8.8") 159 if err != nil && exitCode != 1 { 160 c.Fatal(out, err) 161 } 162 if exitCode != 1 { 163 c.Errorf("--net=none should've disabled the network; the container shouldn't have been able to ping 8.8.8.8") 164 } 165 } 166 167 //test --link use container name to link target 168 func (s *DockerSuite) TestRunLinksContainerWithContainerName(c *check.C) { 169 // TODO Windows: This test cannot run on a Windows daemon as the networking 170 // settings are not populated back yet on inspect. 171 testRequires(c, DaemonIsLinux) 172 dockerCmd(c, "run", "-i", "-t", "-d", "--name", "parent", "busybox") 173 174 ip := inspectField(c, "parent", "NetworkSettings.Networks.bridge.IPAddress") 175 176 out, _ := dockerCmd(c, "run", "--link", "parent:test", "busybox", "/bin/cat", "/etc/hosts") 177 if !strings.Contains(out, ip+" test") { 178 c.Fatalf("use a container name to link target failed") 179 } 180 } 181 182 //test --link use container id to link target 183 func (s *DockerSuite) TestRunLinksContainerWithContainerId(c *check.C) { 184 // TODO Windows: This test cannot run on a Windows daemon as the networking 185 // settings are not populated back yet on inspect. 186 testRequires(c, DaemonIsLinux) 187 cID, _ := dockerCmd(c, "run", "-i", "-t", "-d", "busybox") 188 189 cID = strings.TrimSpace(cID) 190 ip := inspectField(c, cID, "NetworkSettings.Networks.bridge.IPAddress") 191 192 out, _ := dockerCmd(c, "run", "--link", cID+":test", "busybox", "/bin/cat", "/etc/hosts") 193 if !strings.Contains(out, ip+" test") { 194 c.Fatalf("use a container id to link target failed") 195 } 196 } 197 198 func (s *DockerSuite) TestUserDefinedNetworkLinks(c *check.C) { 199 testRequires(c, DaemonIsLinux, NotUserNamespace, NotArm) 200 dockerCmd(c, "network", "create", "-d", "bridge", "udlinkNet") 201 202 dockerCmd(c, "run", "-d", "--net=udlinkNet", "--name=first", "busybox", "top") 203 c.Assert(waitRun("first"), check.IsNil) 204 205 // run a container in user-defined network udlinkNet with a link for an existing container 206 // and a link for a container that doesn't exist 207 dockerCmd(c, "run", "-d", "--net=udlinkNet", "--name=second", "--link=first:foo", 208 "--link=third:bar", "busybox", "top") 209 c.Assert(waitRun("second"), check.IsNil) 210 211 // ping to first and its alias foo must succeed 212 _, _, err := dockerCmdWithError("exec", "second", "ping", "-c", "1", "first") 213 c.Assert(err, check.IsNil) 214 _, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "foo") 215 c.Assert(err, check.IsNil) 216 217 // ping to third and its alias must fail 218 _, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "third") 219 c.Assert(err, check.NotNil) 220 _, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "bar") 221 c.Assert(err, check.NotNil) 222 223 // start third container now 224 dockerCmd(c, "run", "-d", "--net=udlinkNet", "--name=third", "busybox", "top") 225 c.Assert(waitRun("third"), check.IsNil) 226 227 // ping to third and its alias must succeed now 228 _, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "third") 229 c.Assert(err, check.IsNil) 230 _, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "bar") 231 c.Assert(err, check.IsNil) 232 } 233 234 func (s *DockerSuite) TestUserDefinedNetworkLinksWithRestart(c *check.C) { 235 testRequires(c, DaemonIsLinux, NotUserNamespace, NotArm) 236 dockerCmd(c, "network", "create", "-d", "bridge", "udlinkNet") 237 238 dockerCmd(c, "run", "-d", "--net=udlinkNet", "--name=first", "busybox", "top") 239 c.Assert(waitRun("first"), check.IsNil) 240 241 dockerCmd(c, "run", "-d", "--net=udlinkNet", "--name=second", "--link=first:foo", 242 "busybox", "top") 243 c.Assert(waitRun("second"), check.IsNil) 244 245 // ping to first and its alias foo must succeed 246 _, _, err := dockerCmdWithError("exec", "second", "ping", "-c", "1", "first") 247 c.Assert(err, check.IsNil) 248 _, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "foo") 249 c.Assert(err, check.IsNil) 250 251 // Restart first container 252 dockerCmd(c, "restart", "first") 253 c.Assert(waitRun("first"), check.IsNil) 254 255 // ping to first and its alias foo must still succeed 256 _, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "first") 257 c.Assert(err, check.IsNil) 258 _, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "foo") 259 c.Assert(err, check.IsNil) 260 261 // Restart second container 262 dockerCmd(c, "restart", "second") 263 c.Assert(waitRun("second"), check.IsNil) 264 265 // ping to first and its alias foo must still succeed 266 _, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "first") 267 c.Assert(err, check.IsNil) 268 _, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "foo") 269 c.Assert(err, check.IsNil) 270 } 271 272 func (s *DockerSuite) TestRunWithNetAliasOnDefaultNetworks(c *check.C) { 273 testRequires(c, DaemonIsLinux, NotUserNamespace, NotArm) 274 275 defaults := []string{"bridge", "host", "none"} 276 for _, net := range defaults { 277 out, _, err := dockerCmdWithError("run", "-d", "--net", net, "--net-alias", "alias_"+net, "busybox", "top") 278 c.Assert(err, checker.NotNil) 279 c.Assert(out, checker.Contains, runconfig.ErrUnsupportedNetworkAndAlias.Error()) 280 } 281 } 282 283 func (s *DockerSuite) TestUserDefinedNetworkAlias(c *check.C) { 284 testRequires(c, DaemonIsLinux, NotUserNamespace, NotArm) 285 dockerCmd(c, "network", "create", "-d", "bridge", "net1") 286 287 cid1, _ := dockerCmd(c, "run", "-d", "--net=net1", "--name=first", "--net-alias=foo1", "--net-alias=foo2", "busybox", "top") 288 c.Assert(waitRun("first"), check.IsNil) 289 290 // Check if default short-id alias is added automatically 291 id := strings.TrimSpace(cid1) 292 aliases := inspectField(c, id, "NetworkSettings.Networks.net1.Aliases") 293 c.Assert(aliases, checker.Contains, stringid.TruncateID(id)) 294 295 cid2, _ := dockerCmd(c, "run", "-d", "--net=net1", "--name=second", "busybox", "top") 296 c.Assert(waitRun("second"), check.IsNil) 297 298 // Check if default short-id alias is added automatically 299 id = strings.TrimSpace(cid2) 300 aliases = inspectField(c, id, "NetworkSettings.Networks.net1.Aliases") 301 c.Assert(aliases, checker.Contains, stringid.TruncateID(id)) 302 303 // ping to first and its network-scoped aliases 304 _, _, err := dockerCmdWithError("exec", "second", "ping", "-c", "1", "first") 305 c.Assert(err, check.IsNil) 306 _, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "foo1") 307 c.Assert(err, check.IsNil) 308 _, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "foo2") 309 c.Assert(err, check.IsNil) 310 // ping first container's short-id alias 311 _, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", stringid.TruncateID(cid1)) 312 c.Assert(err, check.IsNil) 313 314 // Restart first container 315 dockerCmd(c, "restart", "first") 316 c.Assert(waitRun("first"), check.IsNil) 317 318 // ping to first and its network-scoped aliases must succeed 319 _, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "first") 320 c.Assert(err, check.IsNil) 321 _, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "foo1") 322 c.Assert(err, check.IsNil) 323 _, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "foo2") 324 c.Assert(err, check.IsNil) 325 // ping first container's short-id alias 326 _, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", stringid.TruncateID(cid1)) 327 c.Assert(err, check.IsNil) 328 } 329 330 // Issue 9677. 331 func (s *DockerSuite) TestRunWithDaemonFlags(c *check.C) { 332 out, _, err := dockerCmdWithError("--exec-opt", "foo=bar", "run", "-i", "busybox", "true") 333 if err != nil { 334 if !strings.Contains(out, "flag provided but not defined: --exec-opt") { // no daemon (client-only) 335 c.Fatal(err, out) 336 } 337 } 338 } 339 340 // Regression test for #4979 341 func (s *DockerSuite) TestRunWithVolumesFromExited(c *check.C) { 342 343 var ( 344 out string 345 exitCode int 346 ) 347 348 // Create a file in a volume 349 if daemonPlatform == "windows" { 350 out, exitCode = dockerCmd(c, "run", "--name", "test-data", "--volume", `c:\some\dir`, WindowsBaseImage, "cmd", "/c", `echo hello > c:\some\dir\file`) 351 } else { 352 out, exitCode = dockerCmd(c, "run", "--name", "test-data", "--volume", "/some/dir", "busybox", "touch", "/some/dir/file") 353 } 354 if exitCode != 0 { 355 c.Fatal("1", out, exitCode) 356 } 357 358 // Read the file from another container using --volumes-from to access the volume in the second container 359 if daemonPlatform == "windows" { 360 out, exitCode = dockerCmd(c, "run", "--volumes-from", "test-data", WindowsBaseImage, "cmd", "/c", `type c:\some\dir\file`) 361 } else { 362 out, exitCode = dockerCmd(c, "run", "--volumes-from", "test-data", "busybox", "cat", "/some/dir/file") 363 } 364 if exitCode != 0 { 365 c.Fatal("2", out, exitCode) 366 } 367 } 368 369 // Volume path is a symlink which also exists on the host, and the host side is a file not a dir 370 // But the volume call is just a normal volume, not a bind mount 371 func (s *DockerSuite) TestRunCreateVolumesInSymlinkDir(c *check.C) { 372 var ( 373 dockerFile string 374 containerPath string 375 cmd string 376 ) 377 // TODO Windows (Post TP5): This test cannot run on a Windows daemon as 378 // Windows does not support symlinks inside a volume path 379 testRequires(c, SameHostDaemon, DaemonIsLinux) 380 name := "test-volume-symlink" 381 382 dir, err := ioutil.TempDir("", name) 383 if err != nil { 384 c.Fatal(err) 385 } 386 defer os.RemoveAll(dir) 387 388 // In the case of Windows to Windows CI, if the machine is setup so that 389 // the temp directory is not the C: drive, this test is invalid and will 390 // not work. 391 if daemonPlatform == "windows" && strings.ToLower(dir[:1]) != "c" { 392 c.Skip("Requires TEMP to point to C: drive") 393 } 394 395 f, err := os.OpenFile(filepath.Join(dir, "test"), os.O_CREATE, 0700) 396 if err != nil { 397 c.Fatal(err) 398 } 399 f.Close() 400 401 if daemonPlatform == "windows" { 402 dockerFile = fmt.Sprintf("FROM %s\nRUN mkdir %s\nRUN mklink /D c:\\test %s", WindowsBaseImage, dir, dir) 403 containerPath = `c:\test\test` 404 cmd = "tasklist" 405 } else { 406 dockerFile = fmt.Sprintf("FROM busybox\nRUN mkdir -p %s\nRUN ln -s %s /test", dir, dir) 407 containerPath = "/test/test" 408 cmd = "true" 409 } 410 if _, err := buildImage(name, dockerFile, false); err != nil { 411 c.Fatal(err) 412 } 413 414 dockerCmd(c, "run", "-v", containerPath, name, cmd) 415 } 416 417 // Volume path is a symlink in the container 418 func (s *DockerSuite) TestRunCreateVolumesInSymlinkDir2(c *check.C) { 419 var ( 420 dockerFile string 421 containerPath string 422 cmd string 423 ) 424 // TODO Windows (Post TP5): This test cannot run on a Windows daemon as 425 // Windows does not support symlinks inside a volume path 426 testRequires(c, SameHostDaemon, DaemonIsLinux) 427 name := "test-volume-symlink2" 428 429 if daemonPlatform == "windows" { 430 dockerFile = fmt.Sprintf("FROM %s\nRUN mkdir c:\\%s\nRUN mklink /D c:\\test c:\\%s", WindowsBaseImage, name, name) 431 containerPath = `c:\test\test` 432 cmd = "tasklist" 433 } else { 434 dockerFile = fmt.Sprintf("FROM busybox\nRUN mkdir -p /%s\nRUN ln -s /%s /test", name, name) 435 containerPath = "/test/test" 436 cmd = "true" 437 } 438 if _, err := buildImage(name, dockerFile, false); err != nil { 439 c.Fatal(err) 440 } 441 442 dockerCmd(c, "run", "-v", containerPath, name, cmd) 443 } 444 445 func (s *DockerSuite) TestRunVolumesMountedAsReadonly(c *check.C) { 446 // TODO Windows: Temporary check - remove once TP5 support is dropped 447 if daemonPlatform == "windows" && windowsDaemonKV < 14350 { 448 c.Skip("Needs later Windows build for RO volumes") 449 } 450 if _, code, err := dockerCmdWithError("run", "-v", "/test:/test:ro", "busybox", "touch", "/test/somefile"); err == nil || code == 0 { 451 c.Fatalf("run should fail because volume is ro: exit code %d", code) 452 } 453 } 454 455 func (s *DockerSuite) TestRunVolumesFromInReadonlyModeFails(c *check.C) { 456 // TODO Windows: Temporary check - remove once TP5 support is dropped 457 if daemonPlatform == "windows" && windowsDaemonKV < 14350 { 458 c.Skip("Needs later Windows build for RO volumes") 459 } 460 var ( 461 volumeDir string 462 fileInVol string 463 ) 464 if daemonPlatform == "windows" { 465 volumeDir = `c:/test` // Forward-slash as using busybox 466 fileInVol = `c:/test/file` 467 } else { 468 testRequires(c, DaemonIsLinux) 469 volumeDir = "/test" 470 fileInVol = `/test/file` 471 } 472 dockerCmd(c, "run", "--name", "parent", "-v", volumeDir, "busybox", "true") 473 474 if _, code, err := dockerCmdWithError("run", "--volumes-from", "parent:ro", "busybox", "touch", fileInVol); err == nil || code == 0 { 475 c.Fatalf("run should fail because volume is ro: exit code %d", code) 476 } 477 } 478 479 // Regression test for #1201 480 func (s *DockerSuite) TestRunVolumesFromInReadWriteMode(c *check.C) { 481 var ( 482 volumeDir string 483 fileInVol string 484 ) 485 if daemonPlatform == "windows" { 486 volumeDir = `c:/test` // Forward-slash as using busybox 487 fileInVol = `c:/test/file` 488 } else { 489 volumeDir = "/test" 490 fileInVol = "/test/file" 491 } 492 493 dockerCmd(c, "run", "--name", "parent", "-v", volumeDir, "busybox", "true") 494 dockerCmd(c, "run", "--volumes-from", "parent:rw", "busybox", "touch", fileInVol) 495 496 if out, _, err := dockerCmdWithError("run", "--volumes-from", "parent:bar", "busybox", "touch", fileInVol); err == nil || !strings.Contains(out, `invalid mode: bar`) { 497 c.Fatalf("running --volumes-from parent:bar should have failed with invalid mode: %q", out) 498 } 499 500 dockerCmd(c, "run", "--volumes-from", "parent", "busybox", "touch", fileInVol) 501 } 502 503 func (s *DockerSuite) TestVolumesFromGetsProperMode(c *check.C) { 504 testRequires(c, SameHostDaemon) 505 prefix, slash := getPrefixAndSlashFromDaemonPlatform() 506 hostpath := randomTmpDirPath("test", daemonPlatform) 507 if err := os.MkdirAll(hostpath, 0755); err != nil { 508 c.Fatalf("Failed to create %s: %q", hostpath, err) 509 } 510 defer os.RemoveAll(hostpath) 511 512 // TODO Windows: Temporary check - remove once TP5 support is dropped 513 if daemonPlatform == "windows" && windowsDaemonKV < 14350 { 514 c.Skip("Needs later Windows build for RO volumes") 515 } 516 dockerCmd(c, "run", "--name", "parent", "-v", hostpath+":"+prefix+slash+"test:ro", "busybox", "true") 517 518 // Expect this "rw" mode to be be ignored since the inherited volume is "ro" 519 if _, _, err := dockerCmdWithError("run", "--volumes-from", "parent:rw", "busybox", "touch", prefix+slash+"test"+slash+"file"); err == nil { 520 c.Fatal("Expected volumes-from to inherit read-only volume even when passing in `rw`") 521 } 522 523 dockerCmd(c, "run", "--name", "parent2", "-v", hostpath+":"+prefix+slash+"test:ro", "busybox", "true") 524 525 // Expect this to be read-only since both are "ro" 526 if _, _, err := dockerCmdWithError("run", "--volumes-from", "parent2:ro", "busybox", "touch", prefix+slash+"test"+slash+"file"); err == nil { 527 c.Fatal("Expected volumes-from to inherit read-only volume even when passing in `ro`") 528 } 529 } 530 531 // Test for GH#10618 532 func (s *DockerSuite) TestRunNoDupVolumes(c *check.C) { 533 path1 := randomTmpDirPath("test1", daemonPlatform) 534 path2 := randomTmpDirPath("test2", daemonPlatform) 535 536 someplace := ":/someplace" 537 if daemonPlatform == "windows" { 538 // Windows requires that the source directory exists before calling HCS 539 testRequires(c, SameHostDaemon) 540 someplace = `:c:\someplace` 541 if err := os.MkdirAll(path1, 0755); err != nil { 542 c.Fatalf("Failed to create %s: %q", path1, err) 543 } 544 defer os.RemoveAll(path1) 545 if err := os.MkdirAll(path2, 0755); err != nil { 546 c.Fatalf("Failed to create %s: %q", path1, err) 547 } 548 defer os.RemoveAll(path2) 549 } 550 mountstr1 := path1 + someplace 551 mountstr2 := path2 + someplace 552 553 if out, _, err := dockerCmdWithError("run", "-v", mountstr1, "-v", mountstr2, "busybox", "true"); err == nil { 554 c.Fatal("Expected error about duplicate mount definitions") 555 } else { 556 if !strings.Contains(out, "Duplicate mount point") { 557 c.Fatalf("Expected 'duplicate mount point' error, got %v", out) 558 } 559 } 560 561 // Test for https://github.com/docker/docker/issues/22093 562 volumename1 := "test1" 563 volumename2 := "test2" 564 volume1 := volumename1 + someplace 565 volume2 := volumename2 + someplace 566 if out, _, err := dockerCmdWithError("run", "-v", volume1, "-v", volume2, "busybox", "true"); err == nil { 567 c.Fatal("Expected error about duplicate mount definitions") 568 } else { 569 if !strings.Contains(out, "Duplicate mount point") { 570 c.Fatalf("Expected 'duplicate mount point' error, got %v", out) 571 } 572 } 573 // create failed should have create volume volumename1 or volumename2 574 // we should remove volumename2 or volumename2 successfully 575 out, _ := dockerCmd(c, "volume", "ls") 576 if strings.Contains(out, volumename1) { 577 dockerCmd(c, "volume", "rm", volumename1) 578 } else { 579 dockerCmd(c, "volume", "rm", volumename2) 580 } 581 } 582 583 // Test for #1351 584 func (s *DockerSuite) TestRunApplyVolumesFromBeforeVolumes(c *check.C) { 585 prefix := "" 586 if daemonPlatform == "windows" { 587 prefix = `c:` 588 } 589 dockerCmd(c, "run", "--name", "parent", "-v", prefix+"/test", "busybox", "touch", prefix+"/test/foo") 590 dockerCmd(c, "run", "--volumes-from", "parent", "-v", prefix+"/test", "busybox", "cat", prefix+"/test/foo") 591 } 592 593 func (s *DockerSuite) TestRunMultipleVolumesFrom(c *check.C) { 594 prefix := "" 595 if daemonPlatform == "windows" { 596 prefix = `c:` 597 } 598 dockerCmd(c, "run", "--name", "parent1", "-v", prefix+"/test", "busybox", "touch", prefix+"/test/foo") 599 dockerCmd(c, "run", "--name", "parent2", "-v", prefix+"/other", "busybox", "touch", prefix+"/other/bar") 600 dockerCmd(c, "run", "--volumes-from", "parent1", "--volumes-from", "parent2", "busybox", "sh", "-c", "cat /test/foo && cat /other/bar") 601 } 602 603 // this tests verifies the ID format for the container 604 func (s *DockerSuite) TestRunVerifyContainerID(c *check.C) { 605 out, exit, err := dockerCmdWithError("run", "-d", "busybox", "true") 606 if err != nil { 607 c.Fatal(err) 608 } 609 if exit != 0 { 610 c.Fatalf("expected exit code 0 received %d", exit) 611 } 612 613 match, err := regexp.MatchString("^[0-9a-f]{64}$", strings.TrimSuffix(out, "\n")) 614 if err != nil { 615 c.Fatal(err) 616 } 617 if !match { 618 c.Fatalf("Invalid container ID: %s", out) 619 } 620 } 621 622 // Test that creating a container with a volume doesn't crash. Regression test for #995. 623 func (s *DockerSuite) TestRunCreateVolume(c *check.C) { 624 prefix := "" 625 if daemonPlatform == "windows" { 626 prefix = `c:` 627 } 628 dockerCmd(c, "run", "-v", prefix+"/var/lib/data", "busybox", "true") 629 } 630 631 // Test that creating a volume with a symlink in its path works correctly. Test for #5152. 632 // Note that this bug happens only with symlinks with a target that starts with '/'. 633 func (s *DockerSuite) TestRunCreateVolumeWithSymlink(c *check.C) { 634 // Cannot run on Windows as relies on Linux-specific functionality (sh -c mount...) 635 testRequires(c, DaemonIsLinux) 636 image := "docker-test-createvolumewithsymlink" 637 638 buildCmd := exec.Command(dockerBinary, "build", "-t", image, "-") 639 buildCmd.Stdin = strings.NewReader(`FROM busybox 640 RUN ln -s home /bar`) 641 buildCmd.Dir = workingDirectory 642 err := buildCmd.Run() 643 if err != nil { 644 c.Fatalf("could not build '%s': %v", image, err) 645 } 646 647 _, exitCode, err := dockerCmdWithError("run", "-v", "/bar/foo", "--name", "test-createvolumewithsymlink", image, "sh", "-c", "mount | grep -q /home/foo") 648 if err != nil || exitCode != 0 { 649 c.Fatalf("[run] err: %v, exitcode: %d", err, exitCode) 650 } 651 652 volPath, err := inspectMountSourceField("test-createvolumewithsymlink", "/bar/foo") 653 c.Assert(err, checker.IsNil) 654 655 _, exitCode, err = dockerCmdWithError("rm", "-v", "test-createvolumewithsymlink") 656 if err != nil || exitCode != 0 { 657 c.Fatalf("[rm] err: %v, exitcode: %d", err, exitCode) 658 } 659 660 _, err = os.Stat(volPath) 661 if !os.IsNotExist(err) { 662 c.Fatalf("[open] (expecting 'file does not exist' error) err: %v, volPath: %s", err, volPath) 663 } 664 } 665 666 // Tests that a volume path that has a symlink exists in a container mounting it with `--volumes-from`. 667 func (s *DockerSuite) TestRunVolumesFromSymlinkPath(c *check.C) { 668 // TODO Windows (Post TP5): This test cannot run on a Windows daemon as 669 // Windows does not support symlinks inside a volume path 670 testRequires(c, DaemonIsLinux) 671 name := "docker-test-volumesfromsymlinkpath" 672 prefix := "" 673 dfContents := `FROM busybox 674 RUN ln -s home /foo 675 VOLUME ["/foo/bar"]` 676 677 if daemonPlatform == "windows" { 678 prefix = `c:` 679 dfContents = `FROM ` + WindowsBaseImage + ` 680 RUN mkdir c:\home 681 RUN mklink /D c:\foo c:\home 682 VOLUME ["c:/foo/bar"] 683 ENTRYPOINT c:\windows\system32\cmd.exe` 684 } 685 686 buildCmd := exec.Command(dockerBinary, "build", "-t", name, "-") 687 buildCmd.Stdin = strings.NewReader(dfContents) 688 buildCmd.Dir = workingDirectory 689 err := buildCmd.Run() 690 if err != nil { 691 c.Fatalf("could not build 'docker-test-volumesfromsymlinkpath': %v", err) 692 } 693 694 out, exitCode, err := dockerCmdWithError("run", "--name", "test-volumesfromsymlinkpath", name) 695 if err != nil || exitCode != 0 { 696 c.Fatalf("[run] (volume) err: %v, exitcode: %d, out: %s", err, exitCode, out) 697 } 698 699 _, exitCode, err = dockerCmdWithError("run", "--volumes-from", "test-volumesfromsymlinkpath", "busybox", "sh", "-c", "ls "+prefix+"/foo | grep -q bar") 700 if err != nil || exitCode != 0 { 701 c.Fatalf("[run] err: %v, exitcode: %d", err, exitCode) 702 } 703 } 704 705 func (s *DockerSuite) TestRunExitCode(c *check.C) { 706 var ( 707 exit int 708 err error 709 ) 710 711 _, exit, err = dockerCmdWithError("run", "busybox", "/bin/sh", "-c", "exit 72") 712 713 if err == nil { 714 c.Fatal("should not have a non nil error") 715 } 716 if exit != 72 { 717 c.Fatalf("expected exit code 72 received %d", exit) 718 } 719 } 720 721 func (s *DockerSuite) TestRunUserDefaults(c *check.C) { 722 expected := "uid=0(root) gid=0(root)" 723 if daemonPlatform == "windows" { 724 expected = "uid=1000(ContainerAdministrator) gid=1000(ContainerAdministrator)" 725 } 726 out, _ := dockerCmd(c, "run", "busybox", "id") 727 if !strings.Contains(out, expected) { 728 c.Fatalf("expected '%s' got %s", expected, out) 729 } 730 } 731 732 func (s *DockerSuite) TestRunUserByName(c *check.C) { 733 // TODO Windows: This test cannot run on a Windows daemon as Windows does 734 // not support the use of -u 735 testRequires(c, DaemonIsLinux) 736 out, _ := dockerCmd(c, "run", "-u", "root", "busybox", "id") 737 if !strings.Contains(out, "uid=0(root) gid=0(root)") { 738 c.Fatalf("expected root user got %s", out) 739 } 740 } 741 742 func (s *DockerSuite) TestRunUserByID(c *check.C) { 743 // TODO Windows: This test cannot run on a Windows daemon as Windows does 744 // not support the use of -u 745 testRequires(c, DaemonIsLinux) 746 out, _ := dockerCmd(c, "run", "-u", "1", "busybox", "id") 747 if !strings.Contains(out, "uid=1(daemon) gid=1(daemon)") { 748 c.Fatalf("expected daemon user got %s", out) 749 } 750 } 751 752 func (s *DockerSuite) TestRunUserByIDBig(c *check.C) { 753 // TODO Windows: This test cannot run on a Windows daemon as Windows does 754 // not support the use of -u 755 testRequires(c, DaemonIsLinux, NotArm) 756 out, _, err := dockerCmdWithError("run", "-u", "2147483648", "busybox", "id") 757 if err == nil { 758 c.Fatal("No error, but must be.", out) 759 } 760 if !strings.Contains(strings.ToUpper(out), strings.ToUpper(libcontainerUser.ErrRange.Error())) { 761 c.Fatalf("expected error about uids range, got %s", out) 762 } 763 } 764 765 func (s *DockerSuite) TestRunUserByIDNegative(c *check.C) { 766 // TODO Windows: This test cannot run on a Windows daemon as Windows does 767 // not support the use of -u 768 testRequires(c, DaemonIsLinux) 769 out, _, err := dockerCmdWithError("run", "-u", "-1", "busybox", "id") 770 if err == nil { 771 c.Fatal("No error, but must be.", out) 772 } 773 if !strings.Contains(strings.ToUpper(out), strings.ToUpper(libcontainerUser.ErrRange.Error())) { 774 c.Fatalf("expected error about uids range, got %s", out) 775 } 776 } 777 778 func (s *DockerSuite) TestRunUserByIDZero(c *check.C) { 779 // TODO Windows: This test cannot run on a Windows daemon as Windows does 780 // not support the use of -u 781 testRequires(c, DaemonIsLinux) 782 out, _, err := dockerCmdWithError("run", "-u", "0", "busybox", "id") 783 if err != nil { 784 c.Fatal(err, out) 785 } 786 if !strings.Contains(out, "uid=0(root) gid=0(root) groups=10(wheel)") { 787 c.Fatalf("expected daemon user got %s", out) 788 } 789 } 790 791 func (s *DockerSuite) TestRunUserNotFound(c *check.C) { 792 // TODO Windows: This test cannot run on a Windows daemon as Windows does 793 // not support the use of -u 794 testRequires(c, DaemonIsLinux) 795 _, _, err := dockerCmdWithError("run", "-u", "notme", "busybox", "id") 796 if err == nil { 797 c.Fatal("unknown user should cause container to fail") 798 } 799 } 800 801 func (s *DockerSuite) TestRunTwoConcurrentContainers(c *check.C) { 802 sleepTime := "2" 803 group := sync.WaitGroup{} 804 group.Add(2) 805 806 errChan := make(chan error, 2) 807 for i := 0; i < 2; i++ { 808 go func() { 809 defer group.Done() 810 _, _, err := dockerCmdWithError("run", "busybox", "sleep", sleepTime) 811 errChan <- err 812 }() 813 } 814 815 group.Wait() 816 close(errChan) 817 818 for err := range errChan { 819 c.Assert(err, check.IsNil) 820 } 821 } 822 823 func (s *DockerSuite) TestRunEnvironment(c *check.C) { 824 // TODO Windows: Environment handling is different between Linux and 825 // Windows and this test relies currently on unix functionality. 826 testRequires(c, DaemonIsLinux) 827 cmd := exec.Command(dockerBinary, "run", "-h", "testing", "-e=FALSE=true", "-e=TRUE", "-e=TRICKY", "-e=HOME=", "busybox", "env") 828 cmd.Env = append(os.Environ(), 829 "TRUE=false", 830 "TRICKY=tri\ncky\n", 831 ) 832 833 out, _, err := runCommandWithOutput(cmd) 834 if err != nil { 835 c.Fatal(err, out) 836 } 837 838 actualEnv := strings.Split(strings.TrimSpace(out), "\n") 839 sort.Strings(actualEnv) 840 841 goodEnv := []string{ 842 "PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin", 843 "HOSTNAME=testing", 844 "FALSE=true", 845 "TRUE=false", 846 "TRICKY=tri", 847 "cky", 848 "", 849 "HOME=/root", 850 } 851 sort.Strings(goodEnv) 852 if len(goodEnv) != len(actualEnv) { 853 c.Fatalf("Wrong environment: should be %d variables, not %d: %q", len(goodEnv), len(actualEnv), strings.Join(actualEnv, ", ")) 854 } 855 for i := range goodEnv { 856 if actualEnv[i] != goodEnv[i] { 857 c.Fatalf("Wrong environment variable: should be %s, not %s", goodEnv[i], actualEnv[i]) 858 } 859 } 860 } 861 862 func (s *DockerSuite) TestRunEnvironmentErase(c *check.C) { 863 // TODO Windows: Environment handling is different between Linux and 864 // Windows and this test relies currently on unix functionality. 865 testRequires(c, DaemonIsLinux) 866 867 // Test to make sure that when we use -e on env vars that are 868 // not set in our local env that they're removed (if present) in 869 // the container 870 871 cmd := exec.Command(dockerBinary, "run", "-e", "FOO", "-e", "HOSTNAME", "busybox", "env") 872 cmd.Env = appendBaseEnv(true) 873 874 out, _, err := runCommandWithOutput(cmd) 875 if err != nil { 876 c.Fatal(err, out) 877 } 878 879 actualEnv := strings.Split(strings.TrimSpace(out), "\n") 880 sort.Strings(actualEnv) 881 882 goodEnv := []string{ 883 "PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin", 884 "HOME=/root", 885 } 886 sort.Strings(goodEnv) 887 if len(goodEnv) != len(actualEnv) { 888 c.Fatalf("Wrong environment: should be %d variables, not %d: %q", len(goodEnv), len(actualEnv), strings.Join(actualEnv, ", ")) 889 } 890 for i := range goodEnv { 891 if actualEnv[i] != goodEnv[i] { 892 c.Fatalf("Wrong environment variable: should be %s, not %s", goodEnv[i], actualEnv[i]) 893 } 894 } 895 } 896 897 func (s *DockerSuite) TestRunEnvironmentOverride(c *check.C) { 898 // TODO Windows: Environment handling is different between Linux and 899 // Windows and this test relies currently on unix functionality. 900 testRequires(c, DaemonIsLinux) 901 902 // Test to make sure that when we use -e on env vars that are 903 // already in the env that we're overriding them 904 905 cmd := exec.Command(dockerBinary, "run", "-e", "HOSTNAME", "-e", "HOME=/root2", "busybox", "env") 906 cmd.Env = appendBaseEnv(true, "HOSTNAME=bar") 907 908 out, _, err := runCommandWithOutput(cmd) 909 if err != nil { 910 c.Fatal(err, out) 911 } 912 913 actualEnv := strings.Split(strings.TrimSpace(out), "\n") 914 sort.Strings(actualEnv) 915 916 goodEnv := []string{ 917 "PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin", 918 "HOME=/root2", 919 "HOSTNAME=bar", 920 } 921 sort.Strings(goodEnv) 922 if len(goodEnv) != len(actualEnv) { 923 c.Fatalf("Wrong environment: should be %d variables, not %d: %q", len(goodEnv), len(actualEnv), strings.Join(actualEnv, ", ")) 924 } 925 for i := range goodEnv { 926 if actualEnv[i] != goodEnv[i] { 927 c.Fatalf("Wrong environment variable: should be %s, not %s", goodEnv[i], actualEnv[i]) 928 } 929 } 930 } 931 932 func (s *DockerSuite) TestRunContainerNetwork(c *check.C) { 933 if daemonPlatform == "windows" { 934 // Windows busybox does not have ping. Use built in ping instead. 935 dockerCmd(c, "run", WindowsBaseImage, "ping", "-n", "1", "127.0.0.1") 936 } else { 937 dockerCmd(c, "run", "busybox", "ping", "-c", "1", "127.0.0.1") 938 } 939 } 940 941 func (s *DockerSuite) TestRunNetHostNotAllowedWithLinks(c *check.C) { 942 // TODO Windows: This is Linux specific as --link is not supported and 943 // this will be deprecated in favor of container networking model. 944 testRequires(c, DaemonIsLinux, NotUserNamespace) 945 dockerCmd(c, "run", "--name", "linked", "busybox", "true") 946 947 _, _, err := dockerCmdWithError("run", "--net=host", "--link", "linked:linked", "busybox", "true") 948 if err == nil { 949 c.Fatal("Expected error") 950 } 951 } 952 953 // #7851 hostname outside container shows FQDN, inside only shortname 954 // For testing purposes it is not required to set host's hostname directly 955 // and use "--net=host" (as the original issue submitter did), as the same 956 // codepath is executed with "docker run -h <hostname>". Both were manually 957 // tested, but this testcase takes the simpler path of using "run -h .." 958 func (s *DockerSuite) TestRunFullHostnameSet(c *check.C) { 959 // TODO Windows: -h is not yet functional. 960 testRequires(c, DaemonIsLinux) 961 out, _ := dockerCmd(c, "run", "-h", "foo.bar.baz", "busybox", "hostname") 962 if actual := strings.Trim(out, "\r\n"); actual != "foo.bar.baz" { 963 c.Fatalf("expected hostname 'foo.bar.baz', received %s", actual) 964 } 965 } 966 967 func (s *DockerSuite) TestRunPrivilegedCanMknod(c *check.C) { 968 // Not applicable for Windows as Windows daemon does not support 969 // the concept of --privileged, and mknod is a Unix concept. 970 testRequires(c, DaemonIsLinux, NotUserNamespace) 971 out, _ := dockerCmd(c, "run", "--privileged", "busybox", "sh", "-c", "mknod /tmp/sda b 8 0 && echo ok") 972 if actual := strings.Trim(out, "\r\n"); actual != "ok" { 973 c.Fatalf("expected output ok received %s", actual) 974 } 975 } 976 977 func (s *DockerSuite) TestRunUnprivilegedCanMknod(c *check.C) { 978 // Not applicable for Windows as Windows daemon does not support 979 // the concept of --privileged, and mknod is a Unix concept. 980 testRequires(c, DaemonIsLinux, NotUserNamespace) 981 out, _ := dockerCmd(c, "run", "busybox", "sh", "-c", "mknod /tmp/sda b 8 0 && echo ok") 982 if actual := strings.Trim(out, "\r\n"); actual != "ok" { 983 c.Fatalf("expected output ok received %s", actual) 984 } 985 } 986 987 func (s *DockerSuite) TestRunCapDropInvalid(c *check.C) { 988 // Not applicable for Windows as there is no concept of --cap-drop 989 testRequires(c, DaemonIsLinux) 990 out, _, err := dockerCmdWithError("run", "--cap-drop=CHPASS", "busybox", "ls") 991 if err == nil { 992 c.Fatal(err, out) 993 } 994 } 995 996 func (s *DockerSuite) TestRunCapDropCannotMknod(c *check.C) { 997 // Not applicable for Windows as there is no concept of --cap-drop or mknod 998 testRequires(c, DaemonIsLinux) 999 out, _, err := dockerCmdWithError("run", "--cap-drop=MKNOD", "busybox", "sh", "-c", "mknod /tmp/sda b 8 0 && echo ok") 1000 1001 if err == nil { 1002 c.Fatal(err, out) 1003 } 1004 if actual := strings.Trim(out, "\r\n"); actual == "ok" { 1005 c.Fatalf("expected output not ok received %s", actual) 1006 } 1007 } 1008 1009 func (s *DockerSuite) TestRunCapDropCannotMknodLowerCase(c *check.C) { 1010 // Not applicable for Windows as there is no concept of --cap-drop or mknod 1011 testRequires(c, DaemonIsLinux) 1012 out, _, err := dockerCmdWithError("run", "--cap-drop=mknod", "busybox", "sh", "-c", "mknod /tmp/sda b 8 0 && echo ok") 1013 1014 if err == nil { 1015 c.Fatal(err, out) 1016 } 1017 if actual := strings.Trim(out, "\r\n"); actual == "ok" { 1018 c.Fatalf("expected output not ok received %s", actual) 1019 } 1020 } 1021 1022 func (s *DockerSuite) TestRunCapDropALLCannotMknod(c *check.C) { 1023 // Not applicable for Windows as there is no concept of --cap-drop or mknod 1024 testRequires(c, DaemonIsLinux) 1025 out, _, err := dockerCmdWithError("run", "--cap-drop=ALL", "--cap-add=SETGID", "busybox", "sh", "-c", "mknod /tmp/sda b 8 0 && echo ok") 1026 if err == nil { 1027 c.Fatal(err, out) 1028 } 1029 if actual := strings.Trim(out, "\r\n"); actual == "ok" { 1030 c.Fatalf("expected output not ok received %s", actual) 1031 } 1032 } 1033 1034 func (s *DockerSuite) TestRunCapDropALLAddMknodCanMknod(c *check.C) { 1035 // Not applicable for Windows as there is no concept of --cap-drop or mknod 1036 testRequires(c, DaemonIsLinux, NotUserNamespace) 1037 out, _ := dockerCmd(c, "run", "--cap-drop=ALL", "--cap-add=MKNOD", "--cap-add=SETGID", "busybox", "sh", "-c", "mknod /tmp/sda b 8 0 && echo ok") 1038 1039 if actual := strings.Trim(out, "\r\n"); actual != "ok" { 1040 c.Fatalf("expected output ok received %s", actual) 1041 } 1042 } 1043 1044 func (s *DockerSuite) TestRunCapAddInvalid(c *check.C) { 1045 // Not applicable for Windows as there is no concept of --cap-add 1046 testRequires(c, DaemonIsLinux) 1047 out, _, err := dockerCmdWithError("run", "--cap-add=CHPASS", "busybox", "ls") 1048 if err == nil { 1049 c.Fatal(err, out) 1050 } 1051 } 1052 1053 func (s *DockerSuite) TestRunCapAddCanDownInterface(c *check.C) { 1054 // Not applicable for Windows as there is no concept of --cap-add 1055 testRequires(c, DaemonIsLinux) 1056 out, _ := dockerCmd(c, "run", "--cap-add=NET_ADMIN", "busybox", "sh", "-c", "ip link set eth0 down && echo ok") 1057 1058 if actual := strings.Trim(out, "\r\n"); actual != "ok" { 1059 c.Fatalf("expected output ok received %s", actual) 1060 } 1061 } 1062 1063 func (s *DockerSuite) TestRunCapAddALLCanDownInterface(c *check.C) { 1064 // Not applicable for Windows as there is no concept of --cap-add 1065 testRequires(c, DaemonIsLinux) 1066 out, _ := dockerCmd(c, "run", "--cap-add=ALL", "busybox", "sh", "-c", "ip link set eth0 down && echo ok") 1067 1068 if actual := strings.Trim(out, "\r\n"); actual != "ok" { 1069 c.Fatalf("expected output ok received %s", actual) 1070 } 1071 } 1072 1073 func (s *DockerSuite) TestRunCapAddALLDropNetAdminCanDownInterface(c *check.C) { 1074 // Not applicable for Windows as there is no concept of --cap-add 1075 testRequires(c, DaemonIsLinux) 1076 out, _, err := dockerCmdWithError("run", "--cap-add=ALL", "--cap-drop=NET_ADMIN", "busybox", "sh", "-c", "ip link set eth0 down && echo ok") 1077 if err == nil { 1078 c.Fatal(err, out) 1079 } 1080 if actual := strings.Trim(out, "\r\n"); actual == "ok" { 1081 c.Fatalf("expected output not ok received %s", actual) 1082 } 1083 } 1084 1085 func (s *DockerSuite) TestRunGroupAdd(c *check.C) { 1086 // Not applicable for Windows as there is no concept of --group-add 1087 testRequires(c, DaemonIsLinux) 1088 out, _ := dockerCmd(c, "run", "--group-add=audio", "--group-add=staff", "--group-add=777", "busybox", "sh", "-c", "id") 1089 1090 groupsList := "uid=0(root) gid=0(root) groups=10(wheel),29(audio),50(staff),777" 1091 if actual := strings.Trim(out, "\r\n"); actual != groupsList { 1092 c.Fatalf("expected output %s received %s", groupsList, actual) 1093 } 1094 } 1095 1096 func (s *DockerSuite) TestRunPrivilegedCanMount(c *check.C) { 1097 // Not applicable for Windows as there is no concept of --privileged 1098 testRequires(c, DaemonIsLinux, NotUserNamespace) 1099 out, _ := dockerCmd(c, "run", "--privileged", "busybox", "sh", "-c", "mount -t tmpfs none /tmp && echo ok") 1100 1101 if actual := strings.Trim(out, "\r\n"); actual != "ok" { 1102 c.Fatalf("expected output ok received %s", actual) 1103 } 1104 } 1105 1106 func (s *DockerSuite) TestRunUnprivilegedCannotMount(c *check.C) { 1107 // Not applicable for Windows as there is no concept of unprivileged 1108 testRequires(c, DaemonIsLinux) 1109 out, _, err := dockerCmdWithError("run", "busybox", "sh", "-c", "mount -t tmpfs none /tmp && echo ok") 1110 1111 if err == nil { 1112 c.Fatal(err, out) 1113 } 1114 if actual := strings.Trim(out, "\r\n"); actual == "ok" { 1115 c.Fatalf("expected output not ok received %s", actual) 1116 } 1117 } 1118 1119 func (s *DockerSuite) TestRunSysNotWritableInNonPrivilegedContainers(c *check.C) { 1120 // Not applicable for Windows as there is no concept of unprivileged 1121 testRequires(c, DaemonIsLinux, NotArm) 1122 if _, code, err := dockerCmdWithError("run", "busybox", "touch", "/sys/kernel/profiling"); err == nil || code == 0 { 1123 c.Fatal("sys should not be writable in a non privileged container") 1124 } 1125 } 1126 1127 func (s *DockerSuite) TestRunSysWritableInPrivilegedContainers(c *check.C) { 1128 // Not applicable for Windows as there is no concept of unprivileged 1129 testRequires(c, DaemonIsLinux, NotUserNamespace, NotArm) 1130 if _, code, err := dockerCmdWithError("run", "--privileged", "busybox", "touch", "/sys/kernel/profiling"); err != nil || code != 0 { 1131 c.Fatalf("sys should be writable in privileged container") 1132 } 1133 } 1134 1135 func (s *DockerSuite) TestRunProcNotWritableInNonPrivilegedContainers(c *check.C) { 1136 // Not applicable for Windows as there is no concept of unprivileged 1137 testRequires(c, DaemonIsLinux) 1138 if _, code, err := dockerCmdWithError("run", "busybox", "touch", "/proc/sysrq-trigger"); err == nil || code == 0 { 1139 c.Fatal("proc should not be writable in a non privileged container") 1140 } 1141 } 1142 1143 func (s *DockerSuite) TestRunProcWritableInPrivilegedContainers(c *check.C) { 1144 // Not applicable for Windows as there is no concept of --privileged 1145 testRequires(c, DaemonIsLinux, NotUserNamespace) 1146 if _, code := dockerCmd(c, "run", "--privileged", "busybox", "sh", "-c", "touch /proc/sysrq-trigger"); code != 0 { 1147 c.Fatalf("proc should be writable in privileged container") 1148 } 1149 } 1150 1151 func (s *DockerSuite) TestRunDeviceNumbers(c *check.C) { 1152 // Not applicable on Windows as /dev/ is a Unix specific concept 1153 // TODO: NotUserNamespace could be removed here if "root" "root" is replaced w user 1154 testRequires(c, DaemonIsLinux, NotUserNamespace) 1155 out, _ := dockerCmd(c, "run", "busybox", "sh", "-c", "ls -l /dev/null") 1156 deviceLineFields := strings.Fields(out) 1157 deviceLineFields[6] = "" 1158 deviceLineFields[7] = "" 1159 deviceLineFields[8] = "" 1160 expected := []string{"crw-rw-rw-", "1", "root", "root", "1,", "3", "", "", "", "/dev/null"} 1161 1162 if !(reflect.DeepEqual(deviceLineFields, expected)) { 1163 c.Fatalf("expected output\ncrw-rw-rw- 1 root root 1, 3 May 24 13:29 /dev/null\n received\n %s\n", out) 1164 } 1165 } 1166 1167 func (s *DockerSuite) TestRunThatCharacterDevicesActLikeCharacterDevices(c *check.C) { 1168 // Not applicable on Windows as /dev/ is a Unix specific concept 1169 testRequires(c, DaemonIsLinux) 1170 out, _ := dockerCmd(c, "run", "busybox", "sh", "-c", "dd if=/dev/zero of=/zero bs=1k count=5 2> /dev/null ; du -h /zero") 1171 if actual := strings.Trim(out, "\r\n"); actual[0] == '0' { 1172 c.Fatalf("expected a new file called /zero to be create that is greater than 0 bytes long, but du says: %s", actual) 1173 } 1174 } 1175 1176 func (s *DockerSuite) TestRunUnprivilegedWithChroot(c *check.C) { 1177 // Not applicable on Windows as it does not support chroot 1178 testRequires(c, DaemonIsLinux) 1179 dockerCmd(c, "run", "busybox", "chroot", "/", "true") 1180 } 1181 1182 func (s *DockerSuite) TestRunAddingOptionalDevices(c *check.C) { 1183 // Not applicable on Windows as Windows does not support --device 1184 testRequires(c, DaemonIsLinux, NotUserNamespace) 1185 out, _ := dockerCmd(c, "run", "--device", "/dev/zero:/dev/nulo", "busybox", "sh", "-c", "ls /dev/nulo") 1186 if actual := strings.Trim(out, "\r\n"); actual != "/dev/nulo" { 1187 c.Fatalf("expected output /dev/nulo, received %s", actual) 1188 } 1189 } 1190 1191 func (s *DockerSuite) TestRunAddingOptionalDevicesNoSrc(c *check.C) { 1192 // Not applicable on Windows as Windows does not support --device 1193 testRequires(c, DaemonIsLinux, NotUserNamespace) 1194 out, _ := dockerCmd(c, "run", "--device", "/dev/zero:rw", "busybox", "sh", "-c", "ls /dev/zero") 1195 if actual := strings.Trim(out, "\r\n"); actual != "/dev/zero" { 1196 c.Fatalf("expected output /dev/zero, received %s", actual) 1197 } 1198 } 1199 1200 func (s *DockerSuite) TestRunAddingOptionalDevicesInvalidMode(c *check.C) { 1201 // Not applicable on Windows as Windows does not support --device 1202 testRequires(c, DaemonIsLinux, NotUserNamespace) 1203 _, _, err := dockerCmdWithError("run", "--device", "/dev/zero:ro", "busybox", "sh", "-c", "ls /dev/zero") 1204 if err == nil { 1205 c.Fatalf("run container with device mode ro should fail") 1206 } 1207 } 1208 1209 func (s *DockerSuite) TestRunModeHostname(c *check.C) { 1210 // Not applicable on Windows as Windows does not support -h 1211 testRequires(c, SameHostDaemon, DaemonIsLinux, NotUserNamespace) 1212 1213 out, _ := dockerCmd(c, "run", "-h=testhostname", "busybox", "cat", "/etc/hostname") 1214 1215 if actual := strings.Trim(out, "\r\n"); actual != "testhostname" { 1216 c.Fatalf("expected 'testhostname', but says: %q", actual) 1217 } 1218 1219 out, _ = dockerCmd(c, "run", "--net=host", "busybox", "cat", "/etc/hostname") 1220 1221 hostname, err := os.Hostname() 1222 if err != nil { 1223 c.Fatal(err) 1224 } 1225 if actual := strings.Trim(out, "\r\n"); actual != hostname { 1226 c.Fatalf("expected %q, but says: %q", hostname, actual) 1227 } 1228 } 1229 1230 func (s *DockerSuite) TestRunRootWorkdir(c *check.C) { 1231 out, _ := dockerCmd(c, "run", "--workdir", "/", "busybox", "pwd") 1232 expected := "/\n" 1233 if daemonPlatform == "windows" { 1234 expected = "C:" + expected 1235 } 1236 if out != expected { 1237 c.Fatalf("pwd returned %q (expected %s)", s, expected) 1238 } 1239 } 1240 1241 func (s *DockerSuite) TestRunAllowBindMountingRoot(c *check.C) { 1242 if daemonPlatform == "windows" { 1243 // Windows busybox will fail with Permission Denied on items such as pagefile.sys 1244 dockerCmd(c, "run", "-v", `c:\:c:\host`, WindowsBaseImage, "cmd", "-c", "dir", `c:\host`) 1245 } else { 1246 dockerCmd(c, "run", "-v", "/:/host", "busybox", "ls", "/host") 1247 } 1248 } 1249 1250 func (s *DockerSuite) TestRunDisallowBindMountingRootToRoot(c *check.C) { 1251 mount := "/:/" 1252 targetDir := "/host" 1253 if daemonPlatform == "windows" { 1254 mount = `c:\:c\` 1255 targetDir = "c:/host" // Forward slash as using busybox 1256 } 1257 out, _, err := dockerCmdWithError("run", "-v", mount, "busybox", "ls", targetDir) 1258 if err == nil { 1259 c.Fatal(out, err) 1260 } 1261 } 1262 1263 // Verify that a container gets default DNS when only localhost resolvers exist 1264 func (s *DockerSuite) TestRunDNSDefaultOptions(c *check.C) { 1265 // Not applicable on Windows as this is testing Unix specific functionality 1266 testRequires(c, SameHostDaemon, DaemonIsLinux) 1267 1268 // preserve original resolv.conf for restoring after test 1269 origResolvConf, err := ioutil.ReadFile("/etc/resolv.conf") 1270 if os.IsNotExist(err) { 1271 c.Fatalf("/etc/resolv.conf does not exist") 1272 } 1273 // defer restored original conf 1274 defer func() { 1275 if err := ioutil.WriteFile("/etc/resolv.conf", origResolvConf, 0644); err != nil { 1276 c.Fatal(err) 1277 } 1278 }() 1279 1280 // test 3 cases: standard IPv4 localhost, commented out localhost, and IPv6 localhost 1281 // 2 are removed from the file at container start, and the 3rd (commented out) one is ignored by 1282 // GetNameservers(), leading to a replacement of nameservers with the default set 1283 tmpResolvConf := []byte("nameserver 127.0.0.1\n#nameserver 127.0.2.1\nnameserver ::1") 1284 if err := ioutil.WriteFile("/etc/resolv.conf", tmpResolvConf, 0644); err != nil { 1285 c.Fatal(err) 1286 } 1287 1288 actual, _ := dockerCmd(c, "run", "busybox", "cat", "/etc/resolv.conf") 1289 // check that the actual defaults are appended to the commented out 1290 // localhost resolver (which should be preserved) 1291 // NOTE: if we ever change the defaults from google dns, this will break 1292 expected := "#nameserver 127.0.2.1\n\nnameserver 8.8.8.8\nnameserver 8.8.4.4\n" 1293 if actual != expected { 1294 c.Fatalf("expected resolv.conf be: %q, but was: %q", expected, actual) 1295 } 1296 } 1297 1298 func (s *DockerSuite) TestRunDNSOptions(c *check.C) { 1299 // Not applicable on Windows as Windows does not support --dns*, or 1300 // the Unix-specific functionality of resolv.conf. 1301 testRequires(c, DaemonIsLinux) 1302 out, stderr, _ := dockerCmdWithStdoutStderr(c, "run", "--dns=127.0.0.1", "--dns-search=mydomain", "--dns-opt=ndots:9", "busybox", "cat", "/etc/resolv.conf") 1303 1304 // The client will get a warning on stderr when setting DNS to a localhost address; verify this: 1305 if !strings.Contains(stderr, "Localhost DNS setting") { 1306 c.Fatalf("Expected warning on stderr about localhost resolver, but got %q", stderr) 1307 } 1308 1309 actual := strings.Replace(strings.Trim(out, "\r\n"), "\n", " ", -1) 1310 if actual != "search mydomain nameserver 127.0.0.1 options ndots:9" { 1311 c.Fatalf("expected 'search mydomain nameserver 127.0.0.1 options ndots:9', but says: %q", actual) 1312 } 1313 1314 out, stderr, _ = dockerCmdWithStdoutStderr(c, "run", "--dns=127.0.0.1", "--dns-search=.", "--dns-opt=ndots:3", "busybox", "cat", "/etc/resolv.conf") 1315 1316 actual = strings.Replace(strings.Trim(strings.Trim(out, "\r\n"), " "), "\n", " ", -1) 1317 if actual != "nameserver 127.0.0.1 options ndots:3" { 1318 c.Fatalf("expected 'nameserver 127.0.0.1 options ndots:3', but says: %q", actual) 1319 } 1320 } 1321 1322 func (s *DockerSuite) TestRunDNSRepeatOptions(c *check.C) { 1323 testRequires(c, DaemonIsLinux) 1324 out, _, _ := dockerCmdWithStdoutStderr(c, "run", "--dns=1.1.1.1", "--dns=2.2.2.2", "--dns-search=mydomain", "--dns-search=mydomain2", "--dns-opt=ndots:9", "--dns-opt=timeout:3", "busybox", "cat", "/etc/resolv.conf") 1325 1326 actual := strings.Replace(strings.Trim(out, "\r\n"), "\n", " ", -1) 1327 if actual != "search mydomain mydomain2 nameserver 1.1.1.1 nameserver 2.2.2.2 options ndots:9 timeout:3" { 1328 c.Fatalf("expected 'search mydomain mydomain2 nameserver 1.1.1.1 nameserver 2.2.2.2 options ndots:9 timeout:3', but says: %q", actual) 1329 } 1330 } 1331 1332 func (s *DockerSuite) TestRunDNSOptionsBasedOnHostResolvConf(c *check.C) { 1333 // Not applicable on Windows as testing Unix specific functionality 1334 testRequires(c, SameHostDaemon, DaemonIsLinux) 1335 1336 origResolvConf, err := ioutil.ReadFile("/etc/resolv.conf") 1337 if os.IsNotExist(err) { 1338 c.Fatalf("/etc/resolv.conf does not exist") 1339 } 1340 1341 hostNameservers := resolvconf.GetNameservers(origResolvConf, types.IP) 1342 hostSearch := resolvconf.GetSearchDomains(origResolvConf) 1343 1344 var out string 1345 out, _ = dockerCmd(c, "run", "--dns=127.0.0.1", "busybox", "cat", "/etc/resolv.conf") 1346 1347 if actualNameservers := resolvconf.GetNameservers([]byte(out), types.IP); string(actualNameservers[0]) != "127.0.0.1" { 1348 c.Fatalf("expected '127.0.0.1', but says: %q", string(actualNameservers[0])) 1349 } 1350 1351 actualSearch := resolvconf.GetSearchDomains([]byte(out)) 1352 if len(actualSearch) != len(hostSearch) { 1353 c.Fatalf("expected %q search domain(s), but it has: %q", len(hostSearch), len(actualSearch)) 1354 } 1355 for i := range actualSearch { 1356 if actualSearch[i] != hostSearch[i] { 1357 c.Fatalf("expected %q domain, but says: %q", actualSearch[i], hostSearch[i]) 1358 } 1359 } 1360 1361 out, _ = dockerCmd(c, "run", "--dns-search=mydomain", "busybox", "cat", "/etc/resolv.conf") 1362 1363 actualNameservers := resolvconf.GetNameservers([]byte(out), types.IP) 1364 if len(actualNameservers) != len(hostNameservers) { 1365 c.Fatalf("expected %q nameserver(s), but it has: %q", len(hostNameservers), len(actualNameservers)) 1366 } 1367 for i := range actualNameservers { 1368 if actualNameservers[i] != hostNameservers[i] { 1369 c.Fatalf("expected %q nameserver, but says: %q", actualNameservers[i], hostNameservers[i]) 1370 } 1371 } 1372 1373 if actualSearch = resolvconf.GetSearchDomains([]byte(out)); string(actualSearch[0]) != "mydomain" { 1374 c.Fatalf("expected 'mydomain', but says: %q", string(actualSearch[0])) 1375 } 1376 1377 // test with file 1378 tmpResolvConf := []byte("search example.com\nnameserver 12.34.56.78\nnameserver 127.0.0.1") 1379 if err := ioutil.WriteFile("/etc/resolv.conf", tmpResolvConf, 0644); err != nil { 1380 c.Fatal(err) 1381 } 1382 // put the old resolvconf back 1383 defer func() { 1384 if err := ioutil.WriteFile("/etc/resolv.conf", origResolvConf, 0644); err != nil { 1385 c.Fatal(err) 1386 } 1387 }() 1388 1389 resolvConf, err := ioutil.ReadFile("/etc/resolv.conf") 1390 if os.IsNotExist(err) { 1391 c.Fatalf("/etc/resolv.conf does not exist") 1392 } 1393 1394 hostNameservers = resolvconf.GetNameservers(resolvConf, types.IP) 1395 hostSearch = resolvconf.GetSearchDomains(resolvConf) 1396 1397 out, _ = dockerCmd(c, "run", "busybox", "cat", "/etc/resolv.conf") 1398 if actualNameservers = resolvconf.GetNameservers([]byte(out), types.IP); string(actualNameservers[0]) != "12.34.56.78" || len(actualNameservers) != 1 { 1399 c.Fatalf("expected '12.34.56.78', but has: %v", actualNameservers) 1400 } 1401 1402 actualSearch = resolvconf.GetSearchDomains([]byte(out)) 1403 if len(actualSearch) != len(hostSearch) { 1404 c.Fatalf("expected %q search domain(s), but it has: %q", len(hostSearch), len(actualSearch)) 1405 } 1406 for i := range actualSearch { 1407 if actualSearch[i] != hostSearch[i] { 1408 c.Fatalf("expected %q domain, but says: %q", actualSearch[i], hostSearch[i]) 1409 } 1410 } 1411 } 1412 1413 // Test to see if a non-root user can resolve a DNS name. Also 1414 // check if the container resolv.conf file has at least 0644 perm. 1415 func (s *DockerSuite) TestRunNonRootUserResolvName(c *check.C) { 1416 // Not applicable on Windows as Windows does not support --user 1417 testRequires(c, SameHostDaemon, Network, DaemonIsLinux, NotArm) 1418 1419 dockerCmd(c, "run", "--name=testperm", "--user=nobody", "busybox", "nslookup", "apt.dockerproject.org") 1420 1421 cID, err := getIDByName("testperm") 1422 if err != nil { 1423 c.Fatal(err) 1424 } 1425 1426 fmode := (os.FileMode)(0644) 1427 finfo, err := os.Stat(containerStorageFile(cID, "resolv.conf")) 1428 if err != nil { 1429 c.Fatal(err) 1430 } 1431 1432 if (finfo.Mode() & fmode) != fmode { 1433 c.Fatalf("Expected container resolv.conf mode to be at least %s, instead got %s", fmode.String(), finfo.Mode().String()) 1434 } 1435 } 1436 1437 // Test if container resolv.conf gets updated the next time it restarts 1438 // if host /etc/resolv.conf has changed. This only applies if the container 1439 // uses the host's /etc/resolv.conf and does not have any dns options provided. 1440 func (s *DockerSuite) TestRunResolvconfUpdate(c *check.C) { 1441 // Not applicable on Windows as testing unix specific functionality 1442 testRequires(c, SameHostDaemon, DaemonIsLinux) 1443 c.Skip("Unstable test, to be re-activated once #19937 is resolved") 1444 1445 tmpResolvConf := []byte("search pommesfrites.fr\nnameserver 12.34.56.78\n") 1446 tmpLocalhostResolvConf := []byte("nameserver 127.0.0.1") 1447 1448 //take a copy of resolv.conf for restoring after test completes 1449 resolvConfSystem, err := ioutil.ReadFile("/etc/resolv.conf") 1450 if err != nil { 1451 c.Fatal(err) 1452 } 1453 1454 // This test case is meant to test monitoring resolv.conf when it is 1455 // a regular file not a bind mounc. So we unmount resolv.conf and replace 1456 // it with a file containing the original settings. 1457 mounted, err := mount.Mounted("/etc/resolv.conf") 1458 if err != nil { 1459 c.Fatal(err) 1460 } 1461 if mounted { 1462 cmd := exec.Command("umount", "/etc/resolv.conf") 1463 if _, err = runCommand(cmd); err != nil { 1464 c.Fatal(err) 1465 } 1466 } 1467 1468 //cleanup 1469 defer func() { 1470 if err := ioutil.WriteFile("/etc/resolv.conf", resolvConfSystem, 0644); err != nil { 1471 c.Fatal(err) 1472 } 1473 }() 1474 1475 //1. test that a restarting container gets an updated resolv.conf 1476 dockerCmd(c, "run", "--name=first", "busybox", "true") 1477 containerID1, err := getIDByName("first") 1478 if err != nil { 1479 c.Fatal(err) 1480 } 1481 1482 // replace resolv.conf with our temporary copy 1483 bytesResolvConf := []byte(tmpResolvConf) 1484 if err := ioutil.WriteFile("/etc/resolv.conf", bytesResolvConf, 0644); err != nil { 1485 c.Fatal(err) 1486 } 1487 1488 // start the container again to pickup changes 1489 dockerCmd(c, "start", "first") 1490 1491 // check for update in container 1492 containerResolv, err := readContainerFile(containerID1, "resolv.conf") 1493 if err != nil { 1494 c.Fatal(err) 1495 } 1496 if !bytes.Equal(containerResolv, bytesResolvConf) { 1497 c.Fatalf("Restarted container does not have updated resolv.conf; expected %q, got %q", tmpResolvConf, string(containerResolv)) 1498 } 1499 1500 /* //make a change to resolv.conf (in this case replacing our tmp copy with orig copy) 1501 if err := ioutil.WriteFile("/etc/resolv.conf", resolvConfSystem, 0644); err != nil { 1502 c.Fatal(err) 1503 } */ 1504 //2. test that a restarting container does not receive resolv.conf updates 1505 // if it modified the container copy of the starting point resolv.conf 1506 dockerCmd(c, "run", "--name=second", "busybox", "sh", "-c", "echo 'search mylittlepony.com' >>/etc/resolv.conf") 1507 containerID2, err := getIDByName("second") 1508 if err != nil { 1509 c.Fatal(err) 1510 } 1511 1512 //make a change to resolv.conf (in this case replacing our tmp copy with orig copy) 1513 if err := ioutil.WriteFile("/etc/resolv.conf", resolvConfSystem, 0644); err != nil { 1514 c.Fatal(err) 1515 } 1516 1517 // start the container again 1518 dockerCmd(c, "start", "second") 1519 1520 // check for update in container 1521 containerResolv, err = readContainerFile(containerID2, "resolv.conf") 1522 if err != nil { 1523 c.Fatal(err) 1524 } 1525 1526 if bytes.Equal(containerResolv, resolvConfSystem) { 1527 c.Fatalf("Container's resolv.conf should not have been updated with host resolv.conf: %q", string(containerResolv)) 1528 } 1529 1530 //3. test that a running container's resolv.conf is not modified while running 1531 out, _ := dockerCmd(c, "run", "-d", "busybox", "top") 1532 runningContainerID := strings.TrimSpace(out) 1533 1534 // replace resolv.conf 1535 if err := ioutil.WriteFile("/etc/resolv.conf", bytesResolvConf, 0644); err != nil { 1536 c.Fatal(err) 1537 } 1538 1539 // check for update in container 1540 containerResolv, err = readContainerFile(runningContainerID, "resolv.conf") 1541 if err != nil { 1542 c.Fatal(err) 1543 } 1544 1545 if bytes.Equal(containerResolv, bytesResolvConf) { 1546 c.Fatalf("Running container should not have updated resolv.conf; expected %q, got %q", string(resolvConfSystem), string(containerResolv)) 1547 } 1548 1549 //4. test that a running container's resolv.conf is updated upon restart 1550 // (the above container is still running..) 1551 dockerCmd(c, "restart", runningContainerID) 1552 1553 // check for update in container 1554 containerResolv, err = readContainerFile(runningContainerID, "resolv.conf") 1555 if err != nil { 1556 c.Fatal(err) 1557 } 1558 if !bytes.Equal(containerResolv, bytesResolvConf) { 1559 c.Fatalf("Restarted container should have updated resolv.conf; expected %q, got %q", string(bytesResolvConf), string(containerResolv)) 1560 } 1561 1562 //5. test that additions of a localhost resolver are cleaned from 1563 // host resolv.conf before updating container's resolv.conf copies 1564 1565 // replace resolv.conf with a localhost-only nameserver copy 1566 bytesResolvConf = []byte(tmpLocalhostResolvConf) 1567 if err = ioutil.WriteFile("/etc/resolv.conf", bytesResolvConf, 0644); err != nil { 1568 c.Fatal(err) 1569 } 1570 1571 // start the container again to pickup changes 1572 dockerCmd(c, "start", "first") 1573 1574 // our first exited container ID should have been updated, but with default DNS 1575 // after the cleanup of resolv.conf found only a localhost nameserver: 1576 containerResolv, err = readContainerFile(containerID1, "resolv.conf") 1577 if err != nil { 1578 c.Fatal(err) 1579 } 1580 1581 expected := "\nnameserver 8.8.8.8\nnameserver 8.8.4.4\n" 1582 if !bytes.Equal(containerResolv, []byte(expected)) { 1583 c.Fatalf("Container does not have cleaned/replaced DNS in resolv.conf; expected %q, got %q", expected, string(containerResolv)) 1584 } 1585 1586 //6. Test that replacing (as opposed to modifying) resolv.conf triggers an update 1587 // of containers' resolv.conf. 1588 1589 // Restore the original resolv.conf 1590 if err := ioutil.WriteFile("/etc/resolv.conf", resolvConfSystem, 0644); err != nil { 1591 c.Fatal(err) 1592 } 1593 1594 // Run the container so it picks up the old settings 1595 dockerCmd(c, "run", "--name=third", "busybox", "true") 1596 containerID3, err := getIDByName("third") 1597 if err != nil { 1598 c.Fatal(err) 1599 } 1600 1601 // Create a modified resolv.conf.aside and override resolv.conf with it 1602 bytesResolvConf = []byte(tmpResolvConf) 1603 if err := ioutil.WriteFile("/etc/resolv.conf.aside", bytesResolvConf, 0644); err != nil { 1604 c.Fatal(err) 1605 } 1606 1607 err = os.Rename("/etc/resolv.conf.aside", "/etc/resolv.conf") 1608 if err != nil { 1609 c.Fatal(err) 1610 } 1611 1612 // start the container again to pickup changes 1613 dockerCmd(c, "start", "third") 1614 1615 // check for update in container 1616 containerResolv, err = readContainerFile(containerID3, "resolv.conf") 1617 if err != nil { 1618 c.Fatal(err) 1619 } 1620 if !bytes.Equal(containerResolv, bytesResolvConf) { 1621 c.Fatalf("Stopped container does not have updated resolv.conf; expected\n%q\n got\n%q", tmpResolvConf, string(containerResolv)) 1622 } 1623 1624 //cleanup, restore original resolv.conf happens in defer func() 1625 } 1626 1627 func (s *DockerSuite) TestRunAddHost(c *check.C) { 1628 // Not applicable on Windows as it does not support --add-host 1629 testRequires(c, DaemonIsLinux) 1630 out, _ := dockerCmd(c, "run", "--add-host=extra:86.75.30.9", "busybox", "grep", "extra", "/etc/hosts") 1631 1632 actual := strings.Trim(out, "\r\n") 1633 if actual != "86.75.30.9\textra" { 1634 c.Fatalf("expected '86.75.30.9\textra', but says: %q", actual) 1635 } 1636 } 1637 1638 // Regression test for #6983 1639 func (s *DockerSuite) TestRunAttachStdErrOnlyTTYMode(c *check.C) { 1640 _, exitCode := dockerCmd(c, "run", "-t", "-a", "stderr", "busybox", "true") 1641 if exitCode != 0 { 1642 c.Fatalf("Container should have exited with error code 0") 1643 } 1644 } 1645 1646 // Regression test for #6983 1647 func (s *DockerSuite) TestRunAttachStdOutOnlyTTYMode(c *check.C) { 1648 _, exitCode := dockerCmd(c, "run", "-t", "-a", "stdout", "busybox", "true") 1649 if exitCode != 0 { 1650 c.Fatalf("Container should have exited with error code 0") 1651 } 1652 } 1653 1654 // Regression test for #6983 1655 func (s *DockerSuite) TestRunAttachStdOutAndErrTTYMode(c *check.C) { 1656 _, exitCode := dockerCmd(c, "run", "-t", "-a", "stdout", "-a", "stderr", "busybox", "true") 1657 if exitCode != 0 { 1658 c.Fatalf("Container should have exited with error code 0") 1659 } 1660 } 1661 1662 // Test for #10388 - this will run the same test as TestRunAttachStdOutAndErrTTYMode 1663 // but using --attach instead of -a to make sure we read the flag correctly 1664 func (s *DockerSuite) TestRunAttachWithDetach(c *check.C) { 1665 cmd := exec.Command(dockerBinary, "run", "-d", "--attach", "stdout", "busybox", "true") 1666 _, stderr, _, err := runCommandWithStdoutStderr(cmd) 1667 if err == nil { 1668 c.Fatal("Container should have exited with error code different than 0") 1669 } else if !strings.Contains(stderr, "Conflicting options: -a and -d") { 1670 c.Fatal("Should have been returned an error with conflicting options -a and -d") 1671 } 1672 } 1673 1674 func (s *DockerSuite) TestRunState(c *check.C) { 1675 // TODO Windows: This needs some rework as Windows busybox does not support top 1676 testRequires(c, DaemonIsLinux) 1677 out, _ := dockerCmd(c, "run", "-d", "busybox", "top") 1678 1679 id := strings.TrimSpace(out) 1680 state := inspectField(c, id, "State.Running") 1681 if state != "true" { 1682 c.Fatal("Container state is 'not running'") 1683 } 1684 pid1 := inspectField(c, id, "State.Pid") 1685 if pid1 == "0" { 1686 c.Fatal("Container state Pid 0") 1687 } 1688 1689 dockerCmd(c, "stop", id) 1690 state = inspectField(c, id, "State.Running") 1691 if state != "false" { 1692 c.Fatal("Container state is 'running'") 1693 } 1694 pid2 := inspectField(c, id, "State.Pid") 1695 if pid2 == pid1 { 1696 c.Fatalf("Container state Pid %s, but expected %s", pid2, pid1) 1697 } 1698 1699 dockerCmd(c, "start", id) 1700 state = inspectField(c, id, "State.Running") 1701 if state != "true" { 1702 c.Fatal("Container state is 'not running'") 1703 } 1704 pid3 := inspectField(c, id, "State.Pid") 1705 if pid3 == pid1 { 1706 c.Fatalf("Container state Pid %s, but expected %s", pid2, pid1) 1707 } 1708 } 1709 1710 // Test for #1737 1711 func (s *DockerSuite) TestRunCopyVolumeUidGid(c *check.C) { 1712 // Not applicable on Windows as it does not support uid or gid in this way 1713 testRequires(c, DaemonIsLinux) 1714 name := "testrunvolumesuidgid" 1715 _, err := buildImage(name, 1716 `FROM busybox 1717 RUN echo 'dockerio:x:1001:1001::/bin:/bin/false' >> /etc/passwd 1718 RUN echo 'dockerio:x:1001:' >> /etc/group 1719 RUN mkdir -p /hello && touch /hello/test && chown dockerio.dockerio /hello`, 1720 true) 1721 if err != nil { 1722 c.Fatal(err) 1723 } 1724 1725 // Test that the uid and gid is copied from the image to the volume 1726 out, _ := dockerCmd(c, "run", "--rm", "-v", "/hello", name, "sh", "-c", "ls -l / | grep hello | awk '{print $3\":\"$4}'") 1727 out = strings.TrimSpace(out) 1728 if out != "dockerio:dockerio" { 1729 c.Fatalf("Wrong /hello ownership: %s, expected dockerio:dockerio", out) 1730 } 1731 } 1732 1733 // Test for #1582 1734 func (s *DockerSuite) TestRunCopyVolumeContent(c *check.C) { 1735 // TODO Windows, post TP5. Windows does not yet support volume functionality 1736 // that copies from the image to the volume. 1737 testRequires(c, DaemonIsLinux) 1738 name := "testruncopyvolumecontent" 1739 _, err := buildImage(name, 1740 `FROM busybox 1741 RUN mkdir -p /hello/local && echo hello > /hello/local/world`, 1742 true) 1743 if err != nil { 1744 c.Fatal(err) 1745 } 1746 1747 // Test that the content is copied from the image to the volume 1748 out, _ := dockerCmd(c, "run", "--rm", "-v", "/hello", name, "find", "/hello") 1749 if !(strings.Contains(out, "/hello/local/world") && strings.Contains(out, "/hello/local")) { 1750 c.Fatal("Container failed to transfer content to volume") 1751 } 1752 } 1753 1754 func (s *DockerSuite) TestRunCleanupCmdOnEntrypoint(c *check.C) { 1755 name := "testrunmdcleanuponentrypoint" 1756 if _, err := buildImage(name, 1757 `FROM busybox 1758 ENTRYPOINT ["echo"] 1759 CMD ["testingpoint"]`, 1760 true); err != nil { 1761 c.Fatal(err) 1762 } 1763 1764 out, exit := dockerCmd(c, "run", "--entrypoint", "whoami", name) 1765 if exit != 0 { 1766 c.Fatalf("expected exit code 0 received %d, out: %q", exit, out) 1767 } 1768 out = strings.TrimSpace(out) 1769 expected := "root" 1770 if daemonPlatform == "windows" { 1771 expected = `user manager\containeradministrator` 1772 } 1773 if out != expected { 1774 c.Fatalf("Expected output %s, got %q", expected, out) 1775 } 1776 } 1777 1778 // TestRunWorkdirExistsAndIsFile checks that if 'docker run -w' with existing file can be detected 1779 func (s *DockerSuite) TestRunWorkdirExistsAndIsFile(c *check.C) { 1780 existingFile := "/bin/cat" 1781 expected := "not a directory" 1782 if daemonPlatform == "windows" { 1783 existingFile = `\windows\system32\ntdll.dll` 1784 expected = `Cannot mkdir: \windows\system32\ntdll.dll is not a directory.` 1785 } 1786 1787 out, exitCode, err := dockerCmdWithError("run", "-w", existingFile, "busybox") 1788 if !(err != nil && exitCode == 125 && strings.Contains(out, expected)) { 1789 c.Fatalf("Existing binary as a directory should error out with exitCode 125; we got: %s, exitCode: %d", out, exitCode) 1790 } 1791 } 1792 1793 func (s *DockerSuite) TestRunExitOnStdinClose(c *check.C) { 1794 name := "testrunexitonstdinclose" 1795 1796 meow := "/bin/cat" 1797 delay := 60 1798 if daemonPlatform == "windows" { 1799 meow = "cat" 1800 } 1801 runCmd := exec.Command(dockerBinary, "run", "--name", name, "-i", "busybox", meow) 1802 1803 stdin, err := runCmd.StdinPipe() 1804 if err != nil { 1805 c.Fatal(err) 1806 } 1807 stdout, err := runCmd.StdoutPipe() 1808 if err != nil { 1809 c.Fatal(err) 1810 } 1811 1812 if err := runCmd.Start(); err != nil { 1813 c.Fatal(err) 1814 } 1815 if _, err := stdin.Write([]byte("hello\n")); err != nil { 1816 c.Fatal(err) 1817 } 1818 1819 r := bufio.NewReader(stdout) 1820 line, err := r.ReadString('\n') 1821 if err != nil { 1822 c.Fatal(err) 1823 } 1824 line = strings.TrimSpace(line) 1825 if line != "hello" { 1826 c.Fatalf("Output should be 'hello', got '%q'", line) 1827 } 1828 if err := stdin.Close(); err != nil { 1829 c.Fatal(err) 1830 } 1831 finish := make(chan error) 1832 go func() { 1833 finish <- runCmd.Wait() 1834 close(finish) 1835 }() 1836 select { 1837 case err := <-finish: 1838 c.Assert(err, check.IsNil) 1839 case <-time.After(time.Duration(delay) * time.Second): 1840 c.Fatal("docker run failed to exit on stdin close") 1841 } 1842 state := inspectField(c, name, "State.Running") 1843 1844 if state != "false" { 1845 c.Fatal("Container must be stopped after stdin closing") 1846 } 1847 } 1848 1849 // Test run -i --restart xxx doesn't hang 1850 func (s *DockerSuite) TestRunInteractiveWithRestartPolicy(c *check.C) { 1851 name := "test-inter-restart" 1852 runCmd := exec.Command(dockerBinary, "run", "-i", "--name", name, "--restart=always", "busybox", "sh") 1853 1854 stdin, err := runCmd.StdinPipe() 1855 c.Assert(err, checker.IsNil) 1856 1857 err = runCmd.Start() 1858 c.Assert(err, checker.IsNil) 1859 c.Assert(waitRun(name), check.IsNil) 1860 1861 _, err = stdin.Write([]byte("exit 11\n")) 1862 c.Assert(err, checker.IsNil) 1863 1864 finish := make(chan error) 1865 go func() { 1866 finish <- runCmd.Wait() 1867 close(finish) 1868 }() 1869 delay := 10 * time.Second 1870 select { 1871 case <-finish: 1872 case <-time.After(delay): 1873 c.Fatal("run -i --restart hangs") 1874 } 1875 1876 c.Assert(waitRun(name), check.IsNil) 1877 dockerCmd(c, "stop", name) 1878 } 1879 1880 // Test for #2267 1881 func (s *DockerSuite) TestRunWriteHostsFileAndNotCommit(c *check.C) { 1882 // Cannot run on Windows as Windows does not support diff. 1883 testRequires(c, DaemonIsLinux) 1884 name := "writehosts" 1885 out, _ := dockerCmd(c, "run", "--name", name, "busybox", "sh", "-c", "echo test2267 >> /etc/hosts && cat /etc/hosts") 1886 if !strings.Contains(out, "test2267") { 1887 c.Fatal("/etc/hosts should contain 'test2267'") 1888 } 1889 1890 out, _ = dockerCmd(c, "diff", name) 1891 if len(strings.Trim(out, "\r\n")) != 0 && !eqToBaseDiff(out, c) { 1892 c.Fatal("diff should be empty") 1893 } 1894 } 1895 1896 func eqToBaseDiff(out string, c *check.C) bool { 1897 name := "eqToBaseDiff" + stringutils.GenerateRandomAlphaOnlyString(32) 1898 dockerCmd(c, "run", "--name", name, "busybox", "echo", "hello") 1899 cID, err := getIDByName(name) 1900 c.Assert(err, check.IsNil) 1901 1902 baseDiff, _ := dockerCmd(c, "diff", cID) 1903 baseArr := strings.Split(baseDiff, "\n") 1904 sort.Strings(baseArr) 1905 outArr := strings.Split(out, "\n") 1906 sort.Strings(outArr) 1907 return sliceEq(baseArr, outArr) 1908 } 1909 1910 func sliceEq(a, b []string) bool { 1911 if len(a) != len(b) { 1912 return false 1913 } 1914 1915 for i := range a { 1916 if a[i] != b[i] { 1917 return false 1918 } 1919 } 1920 1921 return true 1922 } 1923 1924 // Test for #2267 1925 func (s *DockerSuite) TestRunWriteHostnameFileAndNotCommit(c *check.C) { 1926 // Cannot run on Windows as Windows does not support diff. 1927 testRequires(c, DaemonIsLinux) 1928 name := "writehostname" 1929 out, _ := dockerCmd(c, "run", "--name", name, "busybox", "sh", "-c", "echo test2267 >> /etc/hostname && cat /etc/hostname") 1930 if !strings.Contains(out, "test2267") { 1931 c.Fatal("/etc/hostname should contain 'test2267'") 1932 } 1933 1934 out, _ = dockerCmd(c, "diff", name) 1935 if len(strings.Trim(out, "\r\n")) != 0 && !eqToBaseDiff(out, c) { 1936 c.Fatal("diff should be empty") 1937 } 1938 } 1939 1940 // Test for #2267 1941 func (s *DockerSuite) TestRunWriteResolvFileAndNotCommit(c *check.C) { 1942 // Cannot run on Windows as Windows does not support diff. 1943 testRequires(c, DaemonIsLinux) 1944 name := "writeresolv" 1945 out, _ := dockerCmd(c, "run", "--name", name, "busybox", "sh", "-c", "echo test2267 >> /etc/resolv.conf && cat /etc/resolv.conf") 1946 if !strings.Contains(out, "test2267") { 1947 c.Fatal("/etc/resolv.conf should contain 'test2267'") 1948 } 1949 1950 out, _ = dockerCmd(c, "diff", name) 1951 if len(strings.Trim(out, "\r\n")) != 0 && !eqToBaseDiff(out, c) { 1952 c.Fatal("diff should be empty") 1953 } 1954 } 1955 1956 func (s *DockerSuite) TestRunWithBadDevice(c *check.C) { 1957 // Cannot run on Windows as Windows does not support --device 1958 testRequires(c, DaemonIsLinux) 1959 name := "baddevice" 1960 out, _, err := dockerCmdWithError("run", "--name", name, "--device", "/etc", "busybox", "true") 1961 1962 if err == nil { 1963 c.Fatal("Run should fail with bad device") 1964 } 1965 expected := `"/etc": not a device node` 1966 if !strings.Contains(out, expected) { 1967 c.Fatalf("Output should contain %q, actual out: %q", expected, out) 1968 } 1969 } 1970 1971 func (s *DockerSuite) TestRunEntrypoint(c *check.C) { 1972 name := "entrypoint" 1973 1974 out, _ := dockerCmd(c, "run", "--name", name, "--entrypoint", "echo", "busybox", "-n", "foobar") 1975 expected := "foobar" 1976 1977 if out != expected { 1978 c.Fatalf("Output should be %q, actual out: %q", expected, out) 1979 } 1980 } 1981 1982 func (s *DockerSuite) TestRunBindMounts(c *check.C) { 1983 testRequires(c, SameHostDaemon) 1984 if daemonPlatform == "linux" { 1985 testRequires(c, DaemonIsLinux, NotUserNamespace) 1986 } 1987 1988 prefix, _ := getPrefixAndSlashFromDaemonPlatform() 1989 1990 tmpDir, err := ioutil.TempDir("", "docker-test-container") 1991 if err != nil { 1992 c.Fatal(err) 1993 } 1994 1995 defer os.RemoveAll(tmpDir) 1996 writeFile(path.Join(tmpDir, "touch-me"), "", c) 1997 1998 // TODO Windows: Temporary check - remove once TP5 support is dropped 1999 if daemonPlatform != "windows" || windowsDaemonKV >= 14350 { 2000 // Test reading from a read-only bind mount 2001 out, _ := dockerCmd(c, "run", "-v", fmt.Sprintf("%s:%s/tmp:ro", tmpDir, prefix), "busybox", "ls", prefix+"/tmp") 2002 if !strings.Contains(out, "touch-me") { 2003 c.Fatal("Container failed to read from bind mount") 2004 } 2005 } 2006 2007 // test writing to bind mount 2008 if daemonPlatform == "windows" { 2009 dockerCmd(c, "run", "-v", fmt.Sprintf(`%s:c:\tmp:rw`, tmpDir), "busybox", "touch", "c:/tmp/holla") 2010 } else { 2011 dockerCmd(c, "run", "-v", fmt.Sprintf("%s:/tmp:rw", tmpDir), "busybox", "touch", "/tmp/holla") 2012 } 2013 2014 readFile(path.Join(tmpDir, "holla"), c) // Will fail if the file doesn't exist 2015 2016 // test mounting to an illegal destination directory 2017 _, _, err = dockerCmdWithError("run", "-v", fmt.Sprintf("%s:.", tmpDir), "busybox", "ls", ".") 2018 if err == nil { 2019 c.Fatal("Container bind mounted illegal directory") 2020 } 2021 2022 // Windows does not (and likely never will) support mounting a single file 2023 if daemonPlatform != "windows" { 2024 // test mount a file 2025 dockerCmd(c, "run", "-v", fmt.Sprintf("%s/holla:/tmp/holla:rw", tmpDir), "busybox", "sh", "-c", "echo -n 'yotta' > /tmp/holla") 2026 content := readFile(path.Join(tmpDir, "holla"), c) // Will fail if the file doesn't exist 2027 expected := "yotta" 2028 if content != expected { 2029 c.Fatalf("Output should be %q, actual out: %q", expected, content) 2030 } 2031 } 2032 } 2033 2034 // Ensure that CIDFile gets deleted if it's empty 2035 // Perform this test by making `docker run` fail 2036 func (s *DockerSuite) TestRunCidFileCleanupIfEmpty(c *check.C) { 2037 tmpDir, err := ioutil.TempDir("", "TestRunCidFile") 2038 if err != nil { 2039 c.Fatal(err) 2040 } 2041 defer os.RemoveAll(tmpDir) 2042 tmpCidFile := path.Join(tmpDir, "cid") 2043 2044 image := "emptyfs" 2045 if daemonPlatform == "windows" { 2046 // Windows can't support an emptyfs image. Just use the regular Windows image 2047 image = WindowsBaseImage 2048 } 2049 out, _, err := dockerCmdWithError("run", "--cidfile", tmpCidFile, image) 2050 if err == nil { 2051 c.Fatalf("Run without command must fail. out=%s", out) 2052 } else if !strings.Contains(out, "No command specified") { 2053 c.Fatalf("Run without command failed with wrong output. out=%s\nerr=%v", out, err) 2054 } 2055 2056 if _, err := os.Stat(tmpCidFile); err == nil { 2057 c.Fatalf("empty CIDFile %q should've been deleted", tmpCidFile) 2058 } 2059 } 2060 2061 // #2098 - Docker cidFiles only contain short version of the containerId 2062 //sudo docker run --cidfile /tmp/docker_tesc.cid ubuntu echo "test" 2063 // TestRunCidFile tests that run --cidfile returns the longid 2064 func (s *DockerSuite) TestRunCidFileCheckIDLength(c *check.C) { 2065 tmpDir, err := ioutil.TempDir("", "TestRunCidFile") 2066 if err != nil { 2067 c.Fatal(err) 2068 } 2069 tmpCidFile := path.Join(tmpDir, "cid") 2070 defer os.RemoveAll(tmpDir) 2071 2072 out, _ := dockerCmd(c, "run", "-d", "--cidfile", tmpCidFile, "busybox", "true") 2073 2074 id := strings.TrimSpace(out) 2075 buffer, err := ioutil.ReadFile(tmpCidFile) 2076 if err != nil { 2077 c.Fatal(err) 2078 } 2079 cid := string(buffer) 2080 if len(cid) != 64 { 2081 c.Fatalf("--cidfile should be a long id, not %q", id) 2082 } 2083 if cid != id { 2084 c.Fatalf("cid must be equal to %s, got %s", id, cid) 2085 } 2086 } 2087 2088 func (s *DockerSuite) TestRunSetMacAddress(c *check.C) { 2089 mac := "12:34:56:78:9a:bc" 2090 var out string 2091 if daemonPlatform == "windows" { 2092 out, _ = dockerCmd(c, "run", "-i", "--rm", fmt.Sprintf("--mac-address=%s", mac), "busybox", "sh", "-c", "ipconfig /all | grep 'Physical Address' | awk '{print $12}'") 2093 mac = strings.Replace(strings.ToUpper(mac), ":", "-", -1) // To Windows-style MACs 2094 } else { 2095 out, _ = dockerCmd(c, "run", "-i", "--rm", fmt.Sprintf("--mac-address=%s", mac), "busybox", "/bin/sh", "-c", "ip link show eth0 | tail -1 | awk '{print $2}'") 2096 } 2097 2098 actualMac := strings.TrimSpace(out) 2099 if actualMac != mac { 2100 c.Fatalf("Set MAC address with --mac-address failed. The container has an incorrect MAC address: %q, expected: %q", actualMac, mac) 2101 } 2102 } 2103 2104 func (s *DockerSuite) TestRunInspectMacAddress(c *check.C) { 2105 // TODO Windows. Network settings are not propagated back to inspect. 2106 testRequires(c, DaemonIsLinux) 2107 mac := "12:34:56:78:9a:bc" 2108 out, _ := dockerCmd(c, "run", "-d", "--mac-address="+mac, "busybox", "top") 2109 2110 id := strings.TrimSpace(out) 2111 inspectedMac := inspectField(c, id, "NetworkSettings.Networks.bridge.MacAddress") 2112 if inspectedMac != mac { 2113 c.Fatalf("docker inspect outputs wrong MAC address: %q, should be: %q", inspectedMac, mac) 2114 } 2115 } 2116 2117 // test docker run use an invalid mac address 2118 func (s *DockerSuite) TestRunWithInvalidMacAddress(c *check.C) { 2119 out, _, err := dockerCmdWithError("run", "--mac-address", "92:d0:c6:0a:29", "busybox") 2120 //use an invalid mac address should with an error out 2121 if err == nil || !strings.Contains(out, "is not a valid mac address") { 2122 c.Fatalf("run with an invalid --mac-address should with error out") 2123 } 2124 } 2125 2126 func (s *DockerSuite) TestRunDeallocatePortOnMissingIptablesRule(c *check.C) { 2127 // TODO Windows. Network settings are not propagated back to inspect. 2128 testRequires(c, SameHostDaemon, DaemonIsLinux) 2129 2130 out, _ := dockerCmd(c, "run", "-d", "-p", "23:23", "busybox", "top") 2131 2132 id := strings.TrimSpace(out) 2133 ip := inspectField(c, id, "NetworkSettings.Networks.bridge.IPAddress") 2134 iptCmd := exec.Command("iptables", "-D", "DOCKER", "-d", fmt.Sprintf("%s/32", ip), 2135 "!", "-i", "docker0", "-o", "docker0", "-p", "tcp", "-m", "tcp", "--dport", "23", "-j", "ACCEPT") 2136 out, _, err := runCommandWithOutput(iptCmd) 2137 if err != nil { 2138 c.Fatal(err, out) 2139 } 2140 if err := deleteContainer(id); err != nil { 2141 c.Fatal(err) 2142 } 2143 2144 dockerCmd(c, "run", "-d", "-p", "23:23", "busybox", "top") 2145 } 2146 2147 func (s *DockerSuite) TestRunPortInUse(c *check.C) { 2148 // TODO Windows. The duplicate NAT message returned by Windows will be 2149 // changing as is currently completely undecipherable. Does need modifying 2150 // to run sh rather than top though as top isn't in Windows busybox. 2151 testRequires(c, SameHostDaemon, DaemonIsLinux) 2152 2153 port := "1234" 2154 dockerCmd(c, "run", "-d", "-p", port+":80", "busybox", "top") 2155 2156 out, _, err := dockerCmdWithError("run", "-d", "-p", port+":80", "busybox", "top") 2157 if err == nil { 2158 c.Fatalf("Binding on used port must fail") 2159 } 2160 if !strings.Contains(out, "port is already allocated") { 2161 c.Fatalf("Out must be about \"port is already allocated\", got %s", out) 2162 } 2163 } 2164 2165 // https://github.com/docker/docker/issues/12148 2166 func (s *DockerSuite) TestRunAllocatePortInReservedRange(c *check.C) { 2167 // TODO Windows. -P is not yet supported 2168 testRequires(c, DaemonIsLinux) 2169 // allocate a dynamic port to get the most recent 2170 out, _ := dockerCmd(c, "run", "-d", "-P", "-p", "80", "busybox", "top") 2171 2172 id := strings.TrimSpace(out) 2173 out, _ = dockerCmd(c, "port", id, "80") 2174 2175 strPort := strings.Split(strings.TrimSpace(out), ":")[1] 2176 port, err := strconv.ParseInt(strPort, 10, 64) 2177 if err != nil { 2178 c.Fatalf("invalid port, got: %s, error: %s", strPort, err) 2179 } 2180 2181 // allocate a static port and a dynamic port together, with static port 2182 // takes the next recent port in dynamic port range. 2183 dockerCmd(c, "run", "-d", "-P", "-p", "80", "-p", fmt.Sprintf("%d:8080", port+1), "busybox", "top") 2184 } 2185 2186 // Regression test for #7792 2187 func (s *DockerSuite) TestRunMountOrdering(c *check.C) { 2188 // TODO Windows: Post TP5. Updated, but Windows does not support nested mounts currently. 2189 testRequires(c, SameHostDaemon, DaemonIsLinux, NotUserNamespace) 2190 prefix, _ := getPrefixAndSlashFromDaemonPlatform() 2191 2192 tmpDir, err := ioutil.TempDir("", "docker_nested_mount_test") 2193 if err != nil { 2194 c.Fatal(err) 2195 } 2196 defer os.RemoveAll(tmpDir) 2197 2198 tmpDir2, err := ioutil.TempDir("", "docker_nested_mount_test2") 2199 if err != nil { 2200 c.Fatal(err) 2201 } 2202 defer os.RemoveAll(tmpDir2) 2203 2204 // Create a temporary tmpfs mounc. 2205 fooDir := filepath.Join(tmpDir, "foo") 2206 if err := os.MkdirAll(filepath.Join(tmpDir, "foo"), 0755); err != nil { 2207 c.Fatalf("failed to mkdir at %s - %s", fooDir, err) 2208 } 2209 2210 if err := ioutil.WriteFile(fmt.Sprintf("%s/touch-me", fooDir), []byte{}, 0644); err != nil { 2211 c.Fatal(err) 2212 } 2213 2214 if err := ioutil.WriteFile(fmt.Sprintf("%s/touch-me", tmpDir), []byte{}, 0644); err != nil { 2215 c.Fatal(err) 2216 } 2217 2218 if err := ioutil.WriteFile(fmt.Sprintf("%s/touch-me", tmpDir2), []byte{}, 0644); err != nil { 2219 c.Fatal(err) 2220 } 2221 2222 dockerCmd(c, "run", 2223 "-v", fmt.Sprintf("%s:"+prefix+"/tmp", tmpDir), 2224 "-v", fmt.Sprintf("%s:"+prefix+"/tmp/foo", fooDir), 2225 "-v", fmt.Sprintf("%s:"+prefix+"/tmp/tmp2", tmpDir2), 2226 "-v", fmt.Sprintf("%s:"+prefix+"/tmp/tmp2/foo", fooDir), 2227 "busybox:latest", "sh", "-c", 2228 "ls "+prefix+"/tmp/touch-me && ls "+prefix+"/tmp/foo/touch-me && ls "+prefix+"/tmp/tmp2/touch-me && ls "+prefix+"/tmp/tmp2/foo/touch-me") 2229 } 2230 2231 // Regression test for https://github.com/docker/docker/issues/8259 2232 func (s *DockerSuite) TestRunReuseBindVolumeThatIsSymlink(c *check.C) { 2233 // Not applicable on Windows as Windows does not support volumes 2234 testRequires(c, SameHostDaemon, DaemonIsLinux, NotUserNamespace) 2235 prefix, _ := getPrefixAndSlashFromDaemonPlatform() 2236 2237 tmpDir, err := ioutil.TempDir(os.TempDir(), "testlink") 2238 if err != nil { 2239 c.Fatal(err) 2240 } 2241 defer os.RemoveAll(tmpDir) 2242 2243 linkPath := os.TempDir() + "/testlink2" 2244 if err := os.Symlink(tmpDir, linkPath); err != nil { 2245 c.Fatal(err) 2246 } 2247 defer os.RemoveAll(linkPath) 2248 2249 // Create first container 2250 dockerCmd(c, "run", "-v", fmt.Sprintf("%s:"+prefix+"/tmp/test", linkPath), "busybox", "ls", prefix+"/tmp/test") 2251 2252 // Create second container with same symlinked path 2253 // This will fail if the referenced issue is hit with a "Volume exists" error 2254 dockerCmd(c, "run", "-v", fmt.Sprintf("%s:"+prefix+"/tmp/test", linkPath), "busybox", "ls", prefix+"/tmp/test") 2255 } 2256 2257 //GH#10604: Test an "/etc" volume doesn't overlay special bind mounts in container 2258 func (s *DockerSuite) TestRunCreateVolumeEtc(c *check.C) { 2259 // While Windows supports volumes, it does not support --add-host hence 2260 // this test is not applicable on Windows. 2261 testRequires(c, DaemonIsLinux) 2262 out, _ := dockerCmd(c, "run", "--dns=127.0.0.1", "-v", "/etc", "busybox", "cat", "/etc/resolv.conf") 2263 if !strings.Contains(out, "nameserver 127.0.0.1") { 2264 c.Fatal("/etc volume mount hides /etc/resolv.conf") 2265 } 2266 2267 out, _ = dockerCmd(c, "run", "-h=test123", "-v", "/etc", "busybox", "cat", "/etc/hostname") 2268 if !strings.Contains(out, "test123") { 2269 c.Fatal("/etc volume mount hides /etc/hostname") 2270 } 2271 2272 out, _ = dockerCmd(c, "run", "--add-host=test:192.168.0.1", "-v", "/etc", "busybox", "cat", "/etc/hosts") 2273 out = strings.Replace(out, "\n", " ", -1) 2274 if !strings.Contains(out, "192.168.0.1\ttest") || !strings.Contains(out, "127.0.0.1\tlocalhost") { 2275 c.Fatal("/etc volume mount hides /etc/hosts") 2276 } 2277 } 2278 2279 func (s *DockerSuite) TestVolumesNoCopyData(c *check.C) { 2280 // TODO Windows (Post TP5). Windows does not support volumes which 2281 // are pre-populated such as is built in the dockerfile used in this test. 2282 testRequires(c, DaemonIsLinux) 2283 if _, err := buildImage("dataimage", 2284 `FROM busybox 2285 RUN mkdir -p /foo 2286 RUN touch /foo/bar`, 2287 true); err != nil { 2288 c.Fatal(err) 2289 } 2290 2291 dockerCmd(c, "run", "--name", "test", "-v", "/foo", "busybox") 2292 2293 if out, _, err := dockerCmdWithError("run", "--volumes-from", "test", "dataimage", "ls", "-lh", "/foo/bar"); err == nil || !strings.Contains(out, "No such file or directory") { 2294 c.Fatalf("Data was copied on volumes-from but shouldn't be:\n%q", out) 2295 } 2296 2297 tmpDir := randomTmpDirPath("docker_test_bind_mount_copy_data", daemonPlatform) 2298 if out, _, err := dockerCmdWithError("run", "-v", tmpDir+":/foo", "dataimage", "ls", "-lh", "/foo/bar"); err == nil || !strings.Contains(out, "No such file or directory") { 2299 c.Fatalf("Data was copied on bind-mount but shouldn't be:\n%q", out) 2300 } 2301 } 2302 2303 func (s *DockerSuite) TestRunNoOutputFromPullInStdout(c *check.C) { 2304 // just run with unknown image 2305 cmd := exec.Command(dockerBinary, "run", "asdfsg") 2306 stdout := bytes.NewBuffer(nil) 2307 cmd.Stdout = stdout 2308 if err := cmd.Run(); err == nil { 2309 c.Fatal("Run with unknown image should fail") 2310 } 2311 if stdout.Len() != 0 { 2312 c.Fatalf("Stdout contains output from pull: %s", stdout) 2313 } 2314 } 2315 2316 func (s *DockerSuite) TestRunVolumesCleanPaths(c *check.C) { 2317 testRequires(c, SameHostDaemon) 2318 prefix, slash := getPrefixAndSlashFromDaemonPlatform() 2319 if _, err := buildImage("run_volumes_clean_paths", 2320 `FROM busybox 2321 VOLUME `+prefix+`/foo/`, 2322 true); err != nil { 2323 c.Fatal(err) 2324 } 2325 2326 dockerCmd(c, "run", "-v", prefix+"/foo", "-v", prefix+"/bar/", "--name", "dark_helmet", "run_volumes_clean_paths") 2327 2328 out, err := inspectMountSourceField("dark_helmet", prefix+slash+"foo"+slash) 2329 if err != errMountNotFound { 2330 c.Fatalf("Found unexpected volume entry for '%s/foo/' in volumes\n%q", prefix, out) 2331 } 2332 2333 out, err = inspectMountSourceField("dark_helmet", prefix+slash+`foo`) 2334 c.Assert(err, check.IsNil) 2335 if !strings.Contains(strings.ToLower(out), strings.ToLower(volumesConfigPath)) { 2336 c.Fatalf("Volume was not defined for %s/foo\n%q", prefix, out) 2337 } 2338 2339 out, err = inspectMountSourceField("dark_helmet", prefix+slash+"bar"+slash) 2340 if err != errMountNotFound { 2341 c.Fatalf("Found unexpected volume entry for '%s/bar/' in volumes\n%q", prefix, out) 2342 } 2343 2344 out, err = inspectMountSourceField("dark_helmet", prefix+slash+"bar") 2345 c.Assert(err, check.IsNil) 2346 if !strings.Contains(strings.ToLower(out), strings.ToLower(volumesConfigPath)) { 2347 c.Fatalf("Volume was not defined for %s/bar\n%q", prefix, out) 2348 } 2349 } 2350 2351 // Regression test for #3631 2352 func (s *DockerSuite) TestRunSlowStdoutConsumer(c *check.C) { 2353 // TODO Windows: This should be able to run on Windows if can find an 2354 // alternate to /dev/zero and /dev/stdout. 2355 testRequires(c, DaemonIsLinux) 2356 cont := exec.Command(dockerBinary, "run", "--rm", "busybox", "/bin/sh", "-c", "dd if=/dev/zero of=/dev/stdout bs=1024 count=2000 | catv") 2357 2358 stdout, err := cont.StdoutPipe() 2359 if err != nil { 2360 c.Fatal(err) 2361 } 2362 2363 if err := cont.Start(); err != nil { 2364 c.Fatal(err) 2365 } 2366 n, err := consumeWithSpeed(stdout, 10000, 5*time.Millisecond, nil) 2367 if err != nil { 2368 c.Fatal(err) 2369 } 2370 2371 expected := 2 * 1024 * 2000 2372 if n != expected { 2373 c.Fatalf("Expected %d, got %d", expected, n) 2374 } 2375 } 2376 2377 func (s *DockerSuite) TestRunAllowPortRangeThroughExpose(c *check.C) { 2378 // TODO Windows: -P is not currently supported. Also network 2379 // settings are not propagated back. 2380 testRequires(c, DaemonIsLinux) 2381 out, _ := dockerCmd(c, "run", "-d", "--expose", "3000-3003", "-P", "busybox", "top") 2382 2383 id := strings.TrimSpace(out) 2384 portstr := inspectFieldJSON(c, id, "NetworkSettings.Ports") 2385 var ports nat.PortMap 2386 if err := unmarshalJSON([]byte(portstr), &ports); err != nil { 2387 c.Fatal(err) 2388 } 2389 for port, binding := range ports { 2390 portnum, _ := strconv.Atoi(strings.Split(string(port), "/")[0]) 2391 if portnum < 3000 || portnum > 3003 { 2392 c.Fatalf("Port %d is out of range ", portnum) 2393 } 2394 if binding == nil || len(binding) != 1 || len(binding[0].HostPort) == 0 { 2395 c.Fatalf("Port is not mapped for the port %s", port) 2396 } 2397 } 2398 } 2399 2400 func (s *DockerSuite) TestRunExposePort(c *check.C) { 2401 out, _, err := dockerCmdWithError("run", "--expose", "80000", "busybox") 2402 c.Assert(err, checker.NotNil, check.Commentf("--expose with an invalid port should error out")) 2403 c.Assert(out, checker.Contains, "invalid range format for --expose") 2404 } 2405 2406 func (s *DockerSuite) TestRunUnknownCommand(c *check.C) { 2407 out, _, _ := dockerCmdWithStdoutStderr(c, "create", "busybox", "/bin/nada") 2408 2409 cID := strings.TrimSpace(out) 2410 _, _, err := dockerCmdWithError("start", cID) 2411 2412 // Windows and Linux are different here by architectural design. Linux will 2413 // fail to start the container, so an error is expected. Windows will 2414 // successfully start the container, and once started attempt to execute 2415 // the command which will fail. 2416 if daemonPlatform == "windows" { 2417 // Wait for it to exit. 2418 waitExited(cID, 30*time.Second) 2419 c.Assert(err, check.IsNil) 2420 } else { 2421 c.Assert(err, check.NotNil) 2422 } 2423 2424 rc := inspectField(c, cID, "State.ExitCode") 2425 if rc == "0" { 2426 c.Fatalf("ExitCode(%v) cannot be 0", rc) 2427 } 2428 } 2429 2430 func (s *DockerSuite) TestRunModeIpcHost(c *check.C) { 2431 // Not applicable on Windows as uses Unix-specific capabilities 2432 testRequires(c, SameHostDaemon, DaemonIsLinux, NotUserNamespace) 2433 2434 hostIpc, err := os.Readlink("/proc/1/ns/ipc") 2435 if err != nil { 2436 c.Fatal(err) 2437 } 2438 2439 out, _ := dockerCmd(c, "run", "--ipc=host", "busybox", "readlink", "/proc/self/ns/ipc") 2440 out = strings.Trim(out, "\n") 2441 if hostIpc != out { 2442 c.Fatalf("IPC different with --ipc=host %s != %s\n", hostIpc, out) 2443 } 2444 2445 out, _ = dockerCmd(c, "run", "busybox", "readlink", "/proc/self/ns/ipc") 2446 out = strings.Trim(out, "\n") 2447 if hostIpc == out { 2448 c.Fatalf("IPC should be different without --ipc=host %s == %s\n", hostIpc, out) 2449 } 2450 } 2451 2452 func (s *DockerSuite) TestRunModeIpcContainer(c *check.C) { 2453 // Not applicable on Windows as uses Unix-specific capabilities 2454 testRequires(c, SameHostDaemon, DaemonIsLinux) 2455 2456 out, _ := dockerCmd(c, "run", "-d", "busybox", "sh", "-c", "echo -n test > /dev/shm/test && touch /dev/mqueue/toto && top") 2457 2458 id := strings.TrimSpace(out) 2459 state := inspectField(c, id, "State.Running") 2460 if state != "true" { 2461 c.Fatal("Container state is 'not running'") 2462 } 2463 pid1 := inspectField(c, id, "State.Pid") 2464 2465 parentContainerIpc, err := os.Readlink(fmt.Sprintf("/proc/%s/ns/ipc", pid1)) 2466 if err != nil { 2467 c.Fatal(err) 2468 } 2469 2470 out, _ = dockerCmd(c, "run", fmt.Sprintf("--ipc=container:%s", id), "busybox", "readlink", "/proc/self/ns/ipc") 2471 out = strings.Trim(out, "\n") 2472 if parentContainerIpc != out { 2473 c.Fatalf("IPC different with --ipc=container:%s %s != %s\n", id, parentContainerIpc, out) 2474 } 2475 2476 catOutput, _ := dockerCmd(c, "run", fmt.Sprintf("--ipc=container:%s", id), "busybox", "cat", "/dev/shm/test") 2477 if catOutput != "test" { 2478 c.Fatalf("Output of /dev/shm/test expected test but found: %s", catOutput) 2479 } 2480 2481 // check that /dev/mqueue is actually of mqueue type 2482 grepOutput, _ := dockerCmd(c, "run", fmt.Sprintf("--ipc=container:%s", id), "busybox", "grep", "/dev/mqueue", "/proc/mounts") 2483 if !strings.HasPrefix(grepOutput, "mqueue /dev/mqueue mqueue rw") { 2484 c.Fatalf("Output of 'grep /proc/mounts' expected 'mqueue /dev/mqueue mqueue rw' but found: %s", grepOutput) 2485 } 2486 2487 lsOutput, _ := dockerCmd(c, "run", fmt.Sprintf("--ipc=container:%s", id), "busybox", "ls", "/dev/mqueue") 2488 lsOutput = strings.Trim(lsOutput, "\n") 2489 if lsOutput != "toto" { 2490 c.Fatalf("Output of 'ls /dev/mqueue' expected 'toto' but found: %s", lsOutput) 2491 } 2492 } 2493 2494 func (s *DockerSuite) TestRunModeIpcContainerNotExists(c *check.C) { 2495 // Not applicable on Windows as uses Unix-specific capabilities 2496 testRequires(c, DaemonIsLinux) 2497 out, _, err := dockerCmdWithError("run", "-d", "--ipc", "container:abcd1234", "busybox", "top") 2498 if !strings.Contains(out, "abcd1234") || err == nil { 2499 c.Fatalf("run IPC from a non exists container should with correct error out") 2500 } 2501 } 2502 2503 func (s *DockerSuite) TestRunModeIpcContainerNotRunning(c *check.C) { 2504 // Not applicable on Windows as uses Unix-specific capabilities 2505 testRequires(c, SameHostDaemon, DaemonIsLinux) 2506 2507 out, _ := dockerCmd(c, "create", "busybox") 2508 2509 id := strings.TrimSpace(out) 2510 out, _, err := dockerCmdWithError("run", fmt.Sprintf("--ipc=container:%s", id), "busybox") 2511 if err == nil { 2512 c.Fatalf("Run container with ipc mode container should fail with non running container: %s\n%s", out, err) 2513 } 2514 } 2515 2516 func (s *DockerSuite) TestRunModePidContainer(c *check.C) { 2517 // Not applicable on Windows as uses Unix-specific capabilities 2518 testRequires(c, SameHostDaemon, DaemonIsLinux) 2519 2520 out, _ := dockerCmd(c, "run", "-d", "busybox", "sh", "-c", "top") 2521 2522 id := strings.TrimSpace(out) 2523 state := inspectField(c, id, "State.Running") 2524 if state != "true" { 2525 c.Fatal("Container state is 'not running'") 2526 } 2527 pid1 := inspectField(c, id, "State.Pid") 2528 2529 parentContainerPid, err := os.Readlink(fmt.Sprintf("/proc/%s/ns/pid", pid1)) 2530 if err != nil { 2531 c.Fatal(err) 2532 } 2533 2534 out, _ = dockerCmd(c, "run", fmt.Sprintf("--pid=container:%s", id), "busybox", "readlink", "/proc/self/ns/pid") 2535 out = strings.Trim(out, "\n") 2536 if parentContainerPid != out { 2537 c.Fatalf("PID different with --pid=container:%s %s != %s\n", id, parentContainerPid, out) 2538 } 2539 } 2540 2541 func (s *DockerSuite) TestRunModePidContainerNotExists(c *check.C) { 2542 // Not applicable on Windows as uses Unix-specific capabilities 2543 testRequires(c, DaemonIsLinux) 2544 out, _, err := dockerCmdWithError("run", "-d", "--pid", "container:abcd1234", "busybox", "top") 2545 if !strings.Contains(out, "abcd1234") || err == nil { 2546 c.Fatalf("run PID from a non exists container should with correct error out") 2547 } 2548 } 2549 2550 func (s *DockerSuite) TestRunModePidContainerNotRunning(c *check.C) { 2551 // Not applicable on Windows as uses Unix-specific capabilities 2552 testRequires(c, SameHostDaemon, DaemonIsLinux) 2553 2554 out, _ := dockerCmd(c, "create", "busybox") 2555 2556 id := strings.TrimSpace(out) 2557 out, _, err := dockerCmdWithError("run", fmt.Sprintf("--pid=container:%s", id), "busybox") 2558 if err == nil { 2559 c.Fatalf("Run container with pid mode container should fail with non running container: %s\n%s", out, err) 2560 } 2561 } 2562 2563 func (s *DockerSuite) TestRunMountShmMqueueFromHost(c *check.C) { 2564 // Not applicable on Windows as uses Unix-specific capabilities 2565 testRequires(c, SameHostDaemon, DaemonIsLinux, NotUserNamespace) 2566 2567 dockerCmd(c, "run", "-d", "--name", "shmfromhost", "-v", "/dev/shm:/dev/shm", "-v", "/dev/mqueue:/dev/mqueue", "busybox", "sh", "-c", "echo -n test > /dev/shm/test && touch /dev/mqueue/toto && top") 2568 defer os.Remove("/dev/mqueue/toto") 2569 defer os.Remove("/dev/shm/test") 2570 volPath, err := inspectMountSourceField("shmfromhost", "/dev/shm") 2571 c.Assert(err, checker.IsNil) 2572 if volPath != "/dev/shm" { 2573 c.Fatalf("volumePath should have been /dev/shm, was %s", volPath) 2574 } 2575 2576 out, _ := dockerCmd(c, "run", "--name", "ipchost", "--ipc", "host", "busybox", "cat", "/dev/shm/test") 2577 if out != "test" { 2578 c.Fatalf("Output of /dev/shm/test expected test but found: %s", out) 2579 } 2580 2581 // Check that the mq was created 2582 if _, err := os.Stat("/dev/mqueue/toto"); err != nil { 2583 c.Fatalf("Failed to confirm '/dev/mqueue/toto' presence on host: %s", err.Error()) 2584 } 2585 } 2586 2587 func (s *DockerSuite) TestContainerNetworkMode(c *check.C) { 2588 // Not applicable on Windows as uses Unix-specific capabilities 2589 testRequires(c, SameHostDaemon, DaemonIsLinux) 2590 2591 out, _ := dockerCmd(c, "run", "-d", "busybox", "top") 2592 id := strings.TrimSpace(out) 2593 c.Assert(waitRun(id), check.IsNil) 2594 pid1 := inspectField(c, id, "State.Pid") 2595 2596 parentContainerNet, err := os.Readlink(fmt.Sprintf("/proc/%s/ns/net", pid1)) 2597 if err != nil { 2598 c.Fatal(err) 2599 } 2600 2601 out, _ = dockerCmd(c, "run", fmt.Sprintf("--net=container:%s", id), "busybox", "readlink", "/proc/self/ns/net") 2602 out = strings.Trim(out, "\n") 2603 if parentContainerNet != out { 2604 c.Fatalf("NET different with --net=container:%s %s != %s\n", id, parentContainerNet, out) 2605 } 2606 } 2607 2608 func (s *DockerSuite) TestRunModePidHost(c *check.C) { 2609 // Not applicable on Windows as uses Unix-specific capabilities 2610 testRequires(c, SameHostDaemon, DaemonIsLinux, NotUserNamespace) 2611 2612 hostPid, err := os.Readlink("/proc/1/ns/pid") 2613 if err != nil { 2614 c.Fatal(err) 2615 } 2616 2617 out, _ := dockerCmd(c, "run", "--pid=host", "busybox", "readlink", "/proc/self/ns/pid") 2618 out = strings.Trim(out, "\n") 2619 if hostPid != out { 2620 c.Fatalf("PID different with --pid=host %s != %s\n", hostPid, out) 2621 } 2622 2623 out, _ = dockerCmd(c, "run", "busybox", "readlink", "/proc/self/ns/pid") 2624 out = strings.Trim(out, "\n") 2625 if hostPid == out { 2626 c.Fatalf("PID should be different without --pid=host %s == %s\n", hostPid, out) 2627 } 2628 } 2629 2630 func (s *DockerSuite) TestRunModeUTSHost(c *check.C) { 2631 // Not applicable on Windows as uses Unix-specific capabilities 2632 testRequires(c, SameHostDaemon, DaemonIsLinux) 2633 2634 hostUTS, err := os.Readlink("/proc/1/ns/uts") 2635 if err != nil { 2636 c.Fatal(err) 2637 } 2638 2639 out, _ := dockerCmd(c, "run", "--uts=host", "busybox", "readlink", "/proc/self/ns/uts") 2640 out = strings.Trim(out, "\n") 2641 if hostUTS != out { 2642 c.Fatalf("UTS different with --uts=host %s != %s\n", hostUTS, out) 2643 } 2644 2645 out, _ = dockerCmd(c, "run", "busybox", "readlink", "/proc/self/ns/uts") 2646 out = strings.Trim(out, "\n") 2647 if hostUTS == out { 2648 c.Fatalf("UTS should be different without --uts=host %s == %s\n", hostUTS, out) 2649 } 2650 2651 out, _ = dockerCmdWithFail(c, "run", "-h=name", "--uts=host", "busybox", "ps") 2652 c.Assert(out, checker.Contains, runconfig.ErrConflictUTSHostname.Error()) 2653 } 2654 2655 func (s *DockerSuite) TestRunTLSverify(c *check.C) { 2656 // Remote daemons use TLS and this test is not applicable when TLS is required. 2657 testRequires(c, SameHostDaemon) 2658 if out, code, err := dockerCmdWithError("ps"); err != nil || code != 0 { 2659 c.Fatalf("Should have worked: %v:\n%v", err, out) 2660 } 2661 2662 // Regardless of whether we specify true or false we need to 2663 // test to make sure tls is turned on if --tlsverify is specified at all 2664 out, code, err := dockerCmdWithError("--tlsverify=false", "ps") 2665 if err == nil || code == 0 || !strings.Contains(out, "trying to connect") { 2666 c.Fatalf("Should have failed: \net:%v\nout:%v\nerr:%v", code, out, err) 2667 } 2668 2669 out, code, err = dockerCmdWithError("--tlsverify=true", "ps") 2670 if err == nil || code == 0 || !strings.Contains(out, "cert") { 2671 c.Fatalf("Should have failed: \net:%v\nout:%v\nerr:%v", code, out, err) 2672 } 2673 } 2674 2675 func (s *DockerSuite) TestRunPortFromDockerRangeInUse(c *check.C) { 2676 // TODO Windows. Once moved to libnetwork/CNM, this may be able to be 2677 // re-instated. 2678 testRequires(c, DaemonIsLinux) 2679 // first find allocator current position 2680 out, _ := dockerCmd(c, "run", "-d", "-p", ":80", "busybox", "top") 2681 2682 id := strings.TrimSpace(out) 2683 out, _ = dockerCmd(c, "port", id) 2684 2685 out = strings.TrimSpace(out) 2686 if out == "" { 2687 c.Fatal("docker port command output is empty") 2688 } 2689 out = strings.Split(out, ":")[1] 2690 lastPort, err := strconv.Atoi(out) 2691 if err != nil { 2692 c.Fatal(err) 2693 } 2694 port := lastPort + 1 2695 l, err := net.Listen("tcp", ":"+strconv.Itoa(port)) 2696 if err != nil { 2697 c.Fatal(err) 2698 } 2699 defer l.Close() 2700 2701 out, _ = dockerCmd(c, "run", "-d", "-p", ":80", "busybox", "top") 2702 2703 id = strings.TrimSpace(out) 2704 dockerCmd(c, "port", id) 2705 } 2706 2707 func (s *DockerSuite) TestRunTTYWithPipe(c *check.C) { 2708 errChan := make(chan error) 2709 go func() { 2710 defer close(errChan) 2711 2712 cmd := exec.Command(dockerBinary, "run", "-ti", "busybox", "true") 2713 if _, err := cmd.StdinPipe(); err != nil { 2714 errChan <- err 2715 return 2716 } 2717 2718 expected := "the input device is not a TTY" 2719 if runtime.GOOS == "windows" { 2720 expected += ". If you are using mintty, try prefixing the command with 'winpty'" 2721 } 2722 if out, _, err := runCommandWithOutput(cmd); err == nil { 2723 errChan <- fmt.Errorf("run should have failed") 2724 return 2725 } else if !strings.Contains(out, expected) { 2726 errChan <- fmt.Errorf("run failed with error %q: expected %q", out, expected) 2727 return 2728 } 2729 }() 2730 2731 select { 2732 case err := <-errChan: 2733 c.Assert(err, check.IsNil) 2734 case <-time.After(30 * time.Second): 2735 c.Fatal("container is running but should have failed") 2736 } 2737 } 2738 2739 func (s *DockerSuite) TestRunNonLocalMacAddress(c *check.C) { 2740 addr := "00:16:3E:08:00:50" 2741 args := []string{"run", "--mac-address", addr} 2742 expected := addr 2743 2744 if daemonPlatform != "windows" { 2745 args = append(args, "busybox", "ifconfig") 2746 } else { 2747 args = append(args, WindowsBaseImage, "ipconfig", "/all") 2748 expected = strings.Replace(strings.ToUpper(addr), ":", "-", -1) 2749 } 2750 2751 if out, _ := dockerCmd(c, args...); !strings.Contains(out, expected) { 2752 c.Fatalf("Output should have contained %q: %s", expected, out) 2753 } 2754 } 2755 2756 func (s *DockerSuite) TestRunNetHost(c *check.C) { 2757 // Not applicable on Windows as uses Unix-specific capabilities 2758 testRequires(c, SameHostDaemon, DaemonIsLinux, NotUserNamespace) 2759 2760 hostNet, err := os.Readlink("/proc/1/ns/net") 2761 if err != nil { 2762 c.Fatal(err) 2763 } 2764 2765 out, _ := dockerCmd(c, "run", "--net=host", "busybox", "readlink", "/proc/self/ns/net") 2766 out = strings.Trim(out, "\n") 2767 if hostNet != out { 2768 c.Fatalf("Net namespace different with --net=host %s != %s\n", hostNet, out) 2769 } 2770 2771 out, _ = dockerCmd(c, "run", "busybox", "readlink", "/proc/self/ns/net") 2772 out = strings.Trim(out, "\n") 2773 if hostNet == out { 2774 c.Fatalf("Net namespace should be different without --net=host %s == %s\n", hostNet, out) 2775 } 2776 } 2777 2778 func (s *DockerSuite) TestRunNetHostTwiceSameName(c *check.C) { 2779 // TODO Windows. As Windows networking evolves and converges towards 2780 // CNM, this test may be possible to enable on Windows. 2781 testRequires(c, SameHostDaemon, DaemonIsLinux, NotUserNamespace) 2782 2783 dockerCmd(c, "run", "--rm", "--name=thost", "--net=host", "busybox", "true") 2784 dockerCmd(c, "run", "--rm", "--name=thost", "--net=host", "busybox", "true") 2785 } 2786 2787 func (s *DockerSuite) TestRunNetContainerWhichHost(c *check.C) { 2788 // Not applicable on Windows as uses Unix-specific capabilities 2789 testRequires(c, SameHostDaemon, DaemonIsLinux, NotUserNamespace) 2790 2791 hostNet, err := os.Readlink("/proc/1/ns/net") 2792 if err != nil { 2793 c.Fatal(err) 2794 } 2795 2796 dockerCmd(c, "run", "-d", "--net=host", "--name=test", "busybox", "top") 2797 2798 out, _ := dockerCmd(c, "run", "--net=container:test", "busybox", "readlink", "/proc/self/ns/net") 2799 out = strings.Trim(out, "\n") 2800 if hostNet != out { 2801 c.Fatalf("Container should have host network namespace") 2802 } 2803 } 2804 2805 func (s *DockerSuite) TestRunAllowPortRangeThroughPublish(c *check.C) { 2806 // TODO Windows. This may be possible to enable in the future. However, 2807 // Windows does not currently support --expose, or populate the network 2808 // settings seen through inspect. 2809 testRequires(c, DaemonIsLinux) 2810 out, _ := dockerCmd(c, "run", "-d", "--expose", "3000-3003", "-p", "3000-3003", "busybox", "top") 2811 2812 id := strings.TrimSpace(out) 2813 portstr := inspectFieldJSON(c, id, "NetworkSettings.Ports") 2814 2815 var ports nat.PortMap 2816 err := unmarshalJSON([]byte(portstr), &ports) 2817 c.Assert(err, checker.IsNil, check.Commentf("failed to unmarshal: %v", portstr)) 2818 for port, binding := range ports { 2819 portnum, _ := strconv.Atoi(strings.Split(string(port), "/")[0]) 2820 if portnum < 3000 || portnum > 3003 { 2821 c.Fatalf("Port %d is out of range ", portnum) 2822 } 2823 if binding == nil || len(binding) != 1 || len(binding[0].HostPort) == 0 { 2824 c.Fatal("Port is not mapped for the port "+port, out) 2825 } 2826 } 2827 } 2828 2829 func (s *DockerSuite) TestRunSetDefaultRestartPolicy(c *check.C) { 2830 runSleepingContainer(c, "--name=testrunsetdefaultrestartpolicy") 2831 out := inspectField(c, "testrunsetdefaultrestartpolicy", "HostConfig.RestartPolicy.Name") 2832 if out != "no" { 2833 c.Fatalf("Set default restart policy failed") 2834 } 2835 } 2836 2837 func (s *DockerSuite) TestRunRestartMaxRetries(c *check.C) { 2838 out, _ := dockerCmd(c, "run", "-d", "--restart=on-failure:3", "busybox", "false") 2839 timeout := 10 * time.Second 2840 if daemonPlatform == "windows" { 2841 timeout = 120 * time.Second 2842 } 2843 2844 id := strings.TrimSpace(string(out)) 2845 if err := waitInspect(id, "{{ .State.Restarting }} {{ .State.Running }}", "false false", timeout); err != nil { 2846 c.Fatal(err) 2847 } 2848 2849 count := inspectField(c, id, "RestartCount") 2850 if count != "3" { 2851 c.Fatalf("Container was restarted %s times, expected %d", count, 3) 2852 } 2853 2854 MaximumRetryCount := inspectField(c, id, "HostConfig.RestartPolicy.MaximumRetryCount") 2855 if MaximumRetryCount != "3" { 2856 c.Fatalf("Container Maximum Retry Count is %s, expected %s", MaximumRetryCount, "3") 2857 } 2858 } 2859 2860 func (s *DockerSuite) TestRunContainerWithWritableRootfs(c *check.C) { 2861 dockerCmd(c, "run", "--rm", "busybox", "touch", "/file") 2862 } 2863 2864 func (s *DockerSuite) TestRunContainerWithReadonlyRootfs(c *check.C) { 2865 // Not applicable on Windows which does not support --read-only 2866 testRequires(c, DaemonIsLinux) 2867 2868 testReadOnlyFile(c, "/file", "/etc/hosts", "/etc/resolv.conf", "/etc/hostname", "/sys/kernel", "/dev/.dont.touch.me") 2869 } 2870 2871 func (s *DockerSuite) TestPermissionsPtsReadonlyRootfs(c *check.C) { 2872 // Not applicable on Windows due to use of Unix specific functionality, plus 2873 // the use of --read-only which is not supported. 2874 // --read-only + userns has remount issues 2875 testRequires(c, DaemonIsLinux, NotUserNamespace) 2876 2877 // Ensure we have not broken writing /dev/pts 2878 out, status := dockerCmd(c, "run", "--read-only", "--rm", "busybox", "mount") 2879 if status != 0 { 2880 c.Fatal("Could not obtain mounts when checking /dev/pts mntpnt.") 2881 } 2882 expected := "type devpts (rw," 2883 if !strings.Contains(string(out), expected) { 2884 c.Fatalf("expected output to contain %s but contains %s", expected, out) 2885 } 2886 } 2887 2888 func testReadOnlyFile(c *check.C, filenames ...string) { 2889 // Not applicable on Windows which does not support --read-only 2890 testRequires(c, DaemonIsLinux, NotUserNamespace) 2891 touch := "touch " + strings.Join(filenames, " ") 2892 out, _, err := dockerCmdWithError("run", "--read-only", "--rm", "busybox", "sh", "-c", touch) 2893 c.Assert(err, checker.NotNil) 2894 2895 for _, f := range filenames { 2896 expected := "touch: " + f + ": Read-only file system" 2897 c.Assert(out, checker.Contains, expected) 2898 } 2899 2900 out, _, err = dockerCmdWithError("run", "--read-only", "--privileged", "--rm", "busybox", "sh", "-c", touch) 2901 c.Assert(err, checker.NotNil) 2902 2903 for _, f := range filenames { 2904 expected := "touch: " + f + ": Read-only file system" 2905 c.Assert(out, checker.Contains, expected) 2906 } 2907 } 2908 2909 func (s *DockerSuite) TestRunContainerWithReadonlyEtcHostsAndLinkedContainer(c *check.C) { 2910 // Not applicable on Windows which does not support --link 2911 // --read-only + userns has remount issues 2912 testRequires(c, DaemonIsLinux, NotUserNamespace) 2913 2914 dockerCmd(c, "run", "-d", "--name", "test-etc-hosts-ro-linked", "busybox", "top") 2915 2916 out, _ := dockerCmd(c, "run", "--read-only", "--link", "test-etc-hosts-ro-linked:testlinked", "busybox", "cat", "/etc/hosts") 2917 if !strings.Contains(string(out), "testlinked") { 2918 c.Fatal("Expected /etc/hosts to be updated even if --read-only enabled") 2919 } 2920 } 2921 2922 func (s *DockerSuite) TestRunContainerWithReadonlyRootfsWithDNSFlag(c *check.C) { 2923 // Not applicable on Windows which does not support either --read-only or --dns. 2924 // --read-only + userns has remount issues 2925 testRequires(c, DaemonIsLinux, NotUserNamespace) 2926 2927 out, _ := dockerCmd(c, "run", "--read-only", "--dns", "1.1.1.1", "busybox", "/bin/cat", "/etc/resolv.conf") 2928 if !strings.Contains(string(out), "1.1.1.1") { 2929 c.Fatal("Expected /etc/resolv.conf to be updated even if --read-only enabled and --dns flag used") 2930 } 2931 } 2932 2933 func (s *DockerSuite) TestRunContainerWithReadonlyRootfsWithAddHostFlag(c *check.C) { 2934 // Not applicable on Windows which does not support --read-only 2935 // --read-only + userns has remount issues 2936 testRequires(c, DaemonIsLinux, NotUserNamespace) 2937 2938 out, _ := dockerCmd(c, "run", "--read-only", "--add-host", "testreadonly:127.0.0.1", "busybox", "/bin/cat", "/etc/hosts") 2939 if !strings.Contains(string(out), "testreadonly") { 2940 c.Fatal("Expected /etc/hosts to be updated even if --read-only enabled and --add-host flag used") 2941 } 2942 } 2943 2944 func (s *DockerSuite) TestRunVolumesFromRestartAfterRemoved(c *check.C) { 2945 prefix, _ := getPrefixAndSlashFromDaemonPlatform() 2946 runSleepingContainer(c, "--name=voltest", "-v", prefix+"/foo") 2947 runSleepingContainer(c, "--name=restarter", "--volumes-from", "voltest") 2948 2949 // Remove the main volume container and restart the consuming container 2950 dockerCmd(c, "rm", "-f", "voltest") 2951 2952 // This should not fail since the volumes-from were already applied 2953 dockerCmd(c, "restart", "restarter") 2954 } 2955 2956 // run container with --rm should remove container if exit code != 0 2957 func (s *DockerSuite) TestRunContainerWithRmFlagExitCodeNotEqualToZero(c *check.C) { 2958 name := "flowers" 2959 out, _, err := dockerCmdWithError("run", "--name", name, "--rm", "busybox", "ls", "/notexists") 2960 if err == nil { 2961 c.Fatal("Expected docker run to fail", out, err) 2962 } 2963 2964 out, err = getAllContainers() 2965 if err != nil { 2966 c.Fatal(out, err) 2967 } 2968 2969 if out != "" { 2970 c.Fatal("Expected not to have containers", out) 2971 } 2972 } 2973 2974 func (s *DockerSuite) TestRunContainerWithRmFlagCannotStartContainer(c *check.C) { 2975 name := "sparkles" 2976 out, _, err := dockerCmdWithError("run", "--name", name, "--rm", "busybox", "commandNotFound") 2977 if err == nil { 2978 c.Fatal("Expected docker run to fail", out, err) 2979 } 2980 2981 out, err = getAllContainers() 2982 if err != nil { 2983 c.Fatal(out, err) 2984 } 2985 2986 if out != "" { 2987 c.Fatal("Expected not to have containers", out) 2988 } 2989 } 2990 2991 func (s *DockerSuite) TestRunPidHostWithChildIsKillable(c *check.C) { 2992 // Not applicable on Windows as uses Unix specific functionality 2993 testRequires(c, DaemonIsLinux, NotUserNamespace) 2994 name := "ibuildthecloud" 2995 dockerCmd(c, "run", "-d", "--pid=host", "--name", name, "busybox", "sh", "-c", "sleep 30; echo hi") 2996 2997 c.Assert(waitRun(name), check.IsNil) 2998 2999 errchan := make(chan error) 3000 go func() { 3001 if out, _, err := dockerCmdWithError("kill", name); err != nil { 3002 errchan <- fmt.Errorf("%v:\n%s", err, out) 3003 } 3004 close(errchan) 3005 }() 3006 select { 3007 case err := <-errchan: 3008 c.Assert(err, check.IsNil) 3009 case <-time.After(5 * time.Second): 3010 c.Fatal("Kill container timed out") 3011 } 3012 } 3013 3014 func (s *DockerSuite) TestRunWithTooSmallMemoryLimit(c *check.C) { 3015 // TODO Windows. This may be possible to enable once Windows supports 3016 // memory limits on containers 3017 testRequires(c, DaemonIsLinux) 3018 // this memory limit is 1 byte less than the min, which is 4MB 3019 // https://github.com/docker/docker/blob/v1.5.0/daemon/create.go#L22 3020 out, _, err := dockerCmdWithError("run", "-m", "4194303", "busybox") 3021 if err == nil || !strings.Contains(out, "Minimum memory limit allowed is 4MB") { 3022 c.Fatalf("expected run to fail when using too low a memory limit: %q", out) 3023 } 3024 } 3025 3026 func (s *DockerSuite) TestRunWriteToProcAsound(c *check.C) { 3027 // Not applicable on Windows as uses Unix specific functionality 3028 testRequires(c, DaemonIsLinux) 3029 _, code, err := dockerCmdWithError("run", "busybox", "sh", "-c", "echo 111 >> /proc/asound/version") 3030 if err == nil || code == 0 { 3031 c.Fatal("standard container should not be able to write to /proc/asound") 3032 } 3033 } 3034 3035 func (s *DockerSuite) TestRunReadProcTimer(c *check.C) { 3036 // Not applicable on Windows as uses Unix specific functionality 3037 testRequires(c, DaemonIsLinux) 3038 out, code, err := dockerCmdWithError("run", "busybox", "cat", "/proc/timer_stats") 3039 if code != 0 { 3040 return 3041 } 3042 if err != nil { 3043 c.Fatal(err) 3044 } 3045 if strings.Trim(out, "\n ") != "" { 3046 c.Fatalf("expected to receive no output from /proc/timer_stats but received %q", out) 3047 } 3048 } 3049 3050 func (s *DockerSuite) TestRunReadProcLatency(c *check.C) { 3051 // Not applicable on Windows as uses Unix specific functionality 3052 testRequires(c, DaemonIsLinux) 3053 // some kernels don't have this configured so skip the test if this file is not found 3054 // on the host running the tests. 3055 if _, err := os.Stat("/proc/latency_stats"); err != nil { 3056 c.Skip("kernel doesn't have latency_stats configured") 3057 return 3058 } 3059 out, code, err := dockerCmdWithError("run", "busybox", "cat", "/proc/latency_stats") 3060 if code != 0 { 3061 return 3062 } 3063 if err != nil { 3064 c.Fatal(err) 3065 } 3066 if strings.Trim(out, "\n ") != "" { 3067 c.Fatalf("expected to receive no output from /proc/latency_stats but received %q", out) 3068 } 3069 } 3070 3071 func (s *DockerSuite) TestRunReadFilteredProc(c *check.C) { 3072 // Not applicable on Windows as uses Unix specific functionality 3073 testRequires(c, Apparmor, DaemonIsLinux, NotUserNamespace) 3074 3075 testReadPaths := []string{ 3076 "/proc/latency_stats", 3077 "/proc/timer_stats", 3078 "/proc/kcore", 3079 } 3080 for i, filePath := range testReadPaths { 3081 name := fmt.Sprintf("procsieve-%d", i) 3082 shellCmd := fmt.Sprintf("exec 3<%s", filePath) 3083 3084 out, exitCode, err := dockerCmdWithError("run", "--privileged", "--security-opt", "apparmor=docker-default", "--name", name, "busybox", "sh", "-c", shellCmd) 3085 if exitCode != 0 { 3086 return 3087 } 3088 if err != nil { 3089 c.Fatalf("Open FD for read should have failed with permission denied, got: %s, %v", out, err) 3090 } 3091 } 3092 } 3093 3094 func (s *DockerSuite) TestMountIntoProc(c *check.C) { 3095 // Not applicable on Windows as uses Unix specific functionality 3096 testRequires(c, DaemonIsLinux) 3097 _, code, err := dockerCmdWithError("run", "-v", "/proc//sys", "busybox", "true") 3098 if err == nil || code == 0 { 3099 c.Fatal("container should not be able to mount into /proc") 3100 } 3101 } 3102 3103 func (s *DockerSuite) TestMountIntoSys(c *check.C) { 3104 // Not applicable on Windows as uses Unix specific functionality 3105 testRequires(c, DaemonIsLinux) 3106 testRequires(c, NotUserNamespace) 3107 dockerCmd(c, "run", "-v", "/sys/fs/cgroup", "busybox", "true") 3108 } 3109 3110 func (s *DockerSuite) TestRunUnshareProc(c *check.C) { 3111 // Not applicable on Windows as uses Unix specific functionality 3112 testRequires(c, Apparmor, DaemonIsLinux, NotUserNamespace) 3113 3114 // In this test goroutines are used to run test cases in parallel to prevent the test from taking a long time to run. 3115 errChan := make(chan error) 3116 3117 go func() { 3118 name := "acidburn" 3119 out, _, err := dockerCmdWithError("run", "--name", name, "--security-opt", "seccomp=unconfined", "debian:jessie", "unshare", "-p", "-m", "-f", "-r", "--mount-proc=/proc", "mount") 3120 if err == nil || 3121 !(strings.Contains(strings.ToLower(out), "permission denied") || 3122 strings.Contains(strings.ToLower(out), "operation not permitted")) { 3123 errChan <- fmt.Errorf("unshare with --mount-proc should have failed with 'permission denied' or 'operation not permitted', got: %s, %v", out, err) 3124 } else { 3125 errChan <- nil 3126 } 3127 }() 3128 3129 go func() { 3130 name := "cereal" 3131 out, _, err := dockerCmdWithError("run", "--name", name, "--security-opt", "seccomp=unconfined", "debian:jessie", "unshare", "-p", "-m", "-f", "-r", "mount", "-t", "proc", "none", "/proc") 3132 if err == nil || 3133 !(strings.Contains(strings.ToLower(out), "mount: cannot mount none") || 3134 strings.Contains(strings.ToLower(out), "permission denied") || 3135 strings.Contains(strings.ToLower(out), "operation not permitted")) { 3136 errChan <- fmt.Errorf("unshare and mount of /proc should have failed with 'mount: cannot mount none' or 'permission denied', got: %s, %v", out, err) 3137 } else { 3138 errChan <- nil 3139 } 3140 }() 3141 3142 /* Ensure still fails if running privileged with the default policy */ 3143 go func() { 3144 name := "crashoverride" 3145 out, _, err := dockerCmdWithError("run", "--privileged", "--security-opt", "seccomp=unconfined", "--security-opt", "apparmor=docker-default", "--name", name, "debian:jessie", "unshare", "-p", "-m", "-f", "-r", "mount", "-t", "proc", "none", "/proc") 3146 if err == nil || 3147 !(strings.Contains(strings.ToLower(out), "mount: cannot mount none") || 3148 strings.Contains(strings.ToLower(out), "permission denied") || 3149 strings.Contains(strings.ToLower(out), "operation not permitted")) { 3150 errChan <- fmt.Errorf("privileged unshare with apparmor should have failed with 'mount: cannot mount none' or 'permission denied', got: %s, %v", out, err) 3151 } else { 3152 errChan <- nil 3153 } 3154 }() 3155 3156 for i := 0; i < 3; i++ { 3157 err := <-errChan 3158 if err != nil { 3159 c.Fatal(err) 3160 } 3161 } 3162 } 3163 3164 func (s *DockerSuite) TestRunPublishPort(c *check.C) { 3165 // TODO Windows: This may be possible once Windows moves to libnetwork and CNM 3166 testRequires(c, DaemonIsLinux) 3167 dockerCmd(c, "run", "-d", "--name", "test", "--expose", "8080", "busybox", "top") 3168 out, _ := dockerCmd(c, "port", "test") 3169 out = strings.Trim(out, "\r\n") 3170 if out != "" { 3171 c.Fatalf("run without --publish-all should not publish port, out should be nil, but got: %s", out) 3172 } 3173 } 3174 3175 // Issue #10184. 3176 func (s *DockerSuite) TestDevicePermissions(c *check.C) { 3177 // Not applicable on Windows as uses Unix specific functionality 3178 testRequires(c, DaemonIsLinux) 3179 const permissions = "crw-rw-rw-" 3180 out, status := dockerCmd(c, "run", "--device", "/dev/fuse:/dev/fuse:mrw", "busybox:latest", "ls", "-l", "/dev/fuse") 3181 if status != 0 { 3182 c.Fatalf("expected status 0, got %d", status) 3183 } 3184 if !strings.HasPrefix(out, permissions) { 3185 c.Fatalf("output should begin with %q, got %q", permissions, out) 3186 } 3187 } 3188 3189 func (s *DockerSuite) TestRunCapAddCHOWN(c *check.C) { 3190 // Not applicable on Windows as uses Unix specific functionality 3191 testRequires(c, DaemonIsLinux) 3192 out, _ := dockerCmd(c, "run", "--cap-drop=ALL", "--cap-add=CHOWN", "busybox", "sh", "-c", "adduser -D -H newuser && chown newuser /home && echo ok") 3193 3194 if actual := strings.Trim(out, "\r\n"); actual != "ok" { 3195 c.Fatalf("expected output ok received %s", actual) 3196 } 3197 } 3198 3199 // https://github.com/docker/docker/pull/14498 3200 func (s *DockerSuite) TestVolumeFromMixedRWOptions(c *check.C) { 3201 prefix, slash := getPrefixAndSlashFromDaemonPlatform() 3202 3203 dockerCmd(c, "run", "--name", "parent", "-v", prefix+"/test", "busybox", "true") 3204 3205 // TODO Windows: Temporary check - remove once TP5 support is dropped 3206 if daemonPlatform != "windows" || windowsDaemonKV >= 14350 { 3207 dockerCmd(c, "run", "--volumes-from", "parent:ro", "--name", "test-volumes-1", "busybox", "true") 3208 } 3209 dockerCmd(c, "run", "--volumes-from", "parent:rw", "--name", "test-volumes-2", "busybox", "true") 3210 3211 if daemonPlatform != "windows" { 3212 mRO, err := inspectMountPoint("test-volumes-1", prefix+slash+"test") 3213 c.Assert(err, checker.IsNil, check.Commentf("failed to inspect mount point")) 3214 if mRO.RW { 3215 c.Fatalf("Expected RO volume was RW") 3216 } 3217 } 3218 3219 mRW, err := inspectMountPoint("test-volumes-2", prefix+slash+"test") 3220 c.Assert(err, checker.IsNil, check.Commentf("failed to inspect mount point")) 3221 if !mRW.RW { 3222 c.Fatalf("Expected RW volume was RO") 3223 } 3224 } 3225 3226 func (s *DockerSuite) TestRunWriteFilteredProc(c *check.C) { 3227 // Not applicable on Windows as uses Unix specific functionality 3228 testRequires(c, Apparmor, DaemonIsLinux, NotUserNamespace) 3229 3230 testWritePaths := []string{ 3231 /* modprobe and core_pattern should both be denied by generic 3232 * policy of denials for /proc/sys/kernel. These files have been 3233 * picked to be checked as they are particularly sensitive to writes */ 3234 "/proc/sys/kernel/modprobe", 3235 "/proc/sys/kernel/core_pattern", 3236 "/proc/sysrq-trigger", 3237 "/proc/kcore", 3238 } 3239 for i, filePath := range testWritePaths { 3240 name := fmt.Sprintf("writeprocsieve-%d", i) 3241 3242 shellCmd := fmt.Sprintf("exec 3>%s", filePath) 3243 out, code, err := dockerCmdWithError("run", "--privileged", "--security-opt", "apparmor=docker-default", "--name", name, "busybox", "sh", "-c", shellCmd) 3244 if code != 0 { 3245 return 3246 } 3247 if err != nil { 3248 c.Fatalf("Open FD for write should have failed with permission denied, got: %s, %v", out, err) 3249 } 3250 } 3251 } 3252 3253 func (s *DockerSuite) TestRunNetworkFilesBindMount(c *check.C) { 3254 // Not applicable on Windows as uses Unix specific functionality 3255 testRequires(c, SameHostDaemon, DaemonIsLinux) 3256 3257 expected := "test123" 3258 3259 filename := createTmpFile(c, expected) 3260 defer os.Remove(filename) 3261 3262 nwfiles := []string{"/etc/resolv.conf", "/etc/hosts", "/etc/hostname"} 3263 3264 for i := range nwfiles { 3265 actual, _ := dockerCmd(c, "run", "-v", filename+":"+nwfiles[i], "busybox", "cat", nwfiles[i]) 3266 if actual != expected { 3267 c.Fatalf("expected %s be: %q, but was: %q", nwfiles[i], expected, actual) 3268 } 3269 } 3270 } 3271 3272 func (s *DockerSuite) TestRunNetworkFilesBindMountRO(c *check.C) { 3273 // Not applicable on Windows as uses Unix specific functionality 3274 testRequires(c, SameHostDaemon, DaemonIsLinux) 3275 3276 filename := createTmpFile(c, "test123") 3277 defer os.Remove(filename) 3278 3279 nwfiles := []string{"/etc/resolv.conf", "/etc/hosts", "/etc/hostname"} 3280 3281 for i := range nwfiles { 3282 _, exitCode, err := dockerCmdWithError("run", "-v", filename+":"+nwfiles[i]+":ro", "busybox", "touch", nwfiles[i]) 3283 if err == nil || exitCode == 0 { 3284 c.Fatalf("run should fail because bind mount of %s is ro: exit code %d", nwfiles[i], exitCode) 3285 } 3286 } 3287 } 3288 3289 func (s *DockerSuite) TestRunNetworkFilesBindMountROFilesystem(c *check.C) { 3290 // Not applicable on Windows as uses Unix specific functionality 3291 // --read-only + userns has remount issues 3292 testRequires(c, SameHostDaemon, DaemonIsLinux, NotUserNamespace) 3293 3294 filename := createTmpFile(c, "test123") 3295 defer os.Remove(filename) 3296 3297 nwfiles := []string{"/etc/resolv.conf", "/etc/hosts", "/etc/hostname"} 3298 3299 for i := range nwfiles { 3300 _, exitCode := dockerCmd(c, "run", "-v", filename+":"+nwfiles[i], "--read-only", "busybox", "touch", nwfiles[i]) 3301 if exitCode != 0 { 3302 c.Fatalf("run should not fail because %s is mounted writable on read-only root filesystem: exit code %d", nwfiles[i], exitCode) 3303 } 3304 } 3305 3306 for i := range nwfiles { 3307 _, exitCode, err := dockerCmdWithError("run", "-v", filename+":"+nwfiles[i]+":ro", "--read-only", "busybox", "touch", nwfiles[i]) 3308 if err == nil || exitCode == 0 { 3309 c.Fatalf("run should fail because %s is mounted read-only on read-only root filesystem: exit code %d", nwfiles[i], exitCode) 3310 } 3311 } 3312 } 3313 3314 func (s *DockerTrustSuite) TestTrustedRun(c *check.C) { 3315 // Windows does not support this functionality 3316 testRequires(c, DaemonIsLinux) 3317 repoName := s.setupTrustedImage(c, "trusted-run") 3318 3319 // Try run 3320 runCmd := exec.Command(dockerBinary, "run", repoName) 3321 s.trustedCmd(runCmd) 3322 out, _, err := runCommandWithOutput(runCmd) 3323 if err != nil { 3324 c.Fatalf("Error running trusted run: %s\n%s\n", err, out) 3325 } 3326 3327 if !strings.Contains(string(out), "Tagging") { 3328 c.Fatalf("Missing expected output on trusted push:\n%s", out) 3329 } 3330 3331 dockerCmd(c, "rmi", repoName) 3332 3333 // Try untrusted run to ensure we pushed the tag to the registry 3334 runCmd = exec.Command(dockerBinary, "run", "--disable-content-trust=true", repoName) 3335 s.trustedCmd(runCmd) 3336 out, _, err = runCommandWithOutput(runCmd) 3337 if err != nil { 3338 c.Fatalf("Error running trusted run: %s\n%s", err, out) 3339 } 3340 3341 if !strings.Contains(string(out), "Status: Downloaded") { 3342 c.Fatalf("Missing expected output on trusted run with --disable-content-trust:\n%s", out) 3343 } 3344 } 3345 3346 func (s *DockerTrustSuite) TestUntrustedRun(c *check.C) { 3347 // Windows does not support this functionality 3348 testRequires(c, DaemonIsLinux) 3349 repoName := fmt.Sprintf("%v/dockercliuntrusted/runtest:latest", privateRegistryURL) 3350 // tag the image and upload it to the private registry 3351 dockerCmd(c, "tag", "busybox", repoName) 3352 dockerCmd(c, "push", repoName) 3353 dockerCmd(c, "rmi", repoName) 3354 3355 // Try trusted run on untrusted tag 3356 runCmd := exec.Command(dockerBinary, "run", repoName) 3357 s.trustedCmd(runCmd) 3358 out, _, err := runCommandWithOutput(runCmd) 3359 if err == nil { 3360 c.Fatalf("Error expected when running trusted run with:\n%s", out) 3361 } 3362 3363 if !strings.Contains(string(out), "does not have trust data for") { 3364 c.Fatalf("Missing expected output on trusted run:\n%s", out) 3365 } 3366 } 3367 3368 func (s *DockerTrustSuite) TestRunWhenCertExpired(c *check.C) { 3369 // Windows does not support this functionality 3370 testRequires(c, DaemonIsLinux) 3371 c.Skip("Currently changes system time, causing instability") 3372 repoName := s.setupTrustedImage(c, "trusted-run-expired") 3373 3374 // Certificates have 10 years of expiration 3375 elevenYearsFromNow := time.Now().Add(time.Hour * 24 * 365 * 11) 3376 3377 runAtDifferentDate(elevenYearsFromNow, func() { 3378 // Try run 3379 runCmd := exec.Command(dockerBinary, "run", repoName) 3380 s.trustedCmd(runCmd) 3381 out, _, err := runCommandWithOutput(runCmd) 3382 if err == nil { 3383 c.Fatalf("Error running trusted run in the distant future: %s\n%s", err, out) 3384 } 3385 3386 if !strings.Contains(string(out), "could not validate the path to a trusted root") { 3387 c.Fatalf("Missing expected output on trusted run in the distant future:\n%s", out) 3388 } 3389 }) 3390 3391 runAtDifferentDate(elevenYearsFromNow, func() { 3392 // Try run 3393 runCmd := exec.Command(dockerBinary, "run", "--disable-content-trust", repoName) 3394 s.trustedCmd(runCmd) 3395 out, _, err := runCommandWithOutput(runCmd) 3396 if err != nil { 3397 c.Fatalf("Error running untrusted run in the distant future: %s\n%s", err, out) 3398 } 3399 3400 if !strings.Contains(string(out), "Status: Downloaded") { 3401 c.Fatalf("Missing expected output on untrusted run in the distant future:\n%s", out) 3402 } 3403 }) 3404 } 3405 3406 func (s *DockerTrustSuite) TestTrustedRunFromBadTrustServer(c *check.C) { 3407 // Windows does not support this functionality 3408 testRequires(c, DaemonIsLinux) 3409 repoName := fmt.Sprintf("%v/dockerclievilrun/trusted:latest", privateRegistryURL) 3410 evilLocalConfigDir, err := ioutil.TempDir("", "evilrun-local-config-dir") 3411 if err != nil { 3412 c.Fatalf("Failed to create local temp dir") 3413 } 3414 3415 // tag the image and upload it to the private registry 3416 dockerCmd(c, "tag", "busybox", repoName) 3417 3418 pushCmd := exec.Command(dockerBinary, "push", repoName) 3419 s.trustedCmd(pushCmd) 3420 out, _, err := runCommandWithOutput(pushCmd) 3421 if err != nil { 3422 c.Fatalf("Error running trusted push: %s\n%s", err, out) 3423 } 3424 if !strings.Contains(string(out), "Signing and pushing trust metadata") { 3425 c.Fatalf("Missing expected output on trusted push:\n%s", out) 3426 } 3427 3428 dockerCmd(c, "rmi", repoName) 3429 3430 // Try run 3431 runCmd := exec.Command(dockerBinary, "run", repoName) 3432 s.trustedCmd(runCmd) 3433 out, _, err = runCommandWithOutput(runCmd) 3434 if err != nil { 3435 c.Fatalf("Error running trusted run: %s\n%s", err, out) 3436 } 3437 3438 if !strings.Contains(string(out), "Tagging") { 3439 c.Fatalf("Missing expected output on trusted push:\n%s", out) 3440 } 3441 3442 dockerCmd(c, "rmi", repoName) 3443 3444 // Kill the notary server, start a new "evil" one. 3445 s.not.Close() 3446 s.not, err = newTestNotary(c) 3447 if err != nil { 3448 c.Fatalf("Restarting notary server failed.") 3449 } 3450 3451 // In order to make an evil server, lets re-init a client (with a different trust dir) and push new data. 3452 // tag an image and upload it to the private registry 3453 dockerCmd(c, "--config", evilLocalConfigDir, "tag", "busybox", repoName) 3454 3455 // Push up to the new server 3456 pushCmd = exec.Command(dockerBinary, "--config", evilLocalConfigDir, "push", repoName) 3457 s.trustedCmd(pushCmd) 3458 out, _, err = runCommandWithOutput(pushCmd) 3459 if err != nil { 3460 c.Fatalf("Error running trusted push: %s\n%s", err, out) 3461 } 3462 if !strings.Contains(string(out), "Signing and pushing trust metadata") { 3463 c.Fatalf("Missing expected output on trusted push:\n%s", out) 3464 } 3465 3466 // Now, try running with the original client from this new trust server. This should fallback to our cached timestamp and metadata. 3467 runCmd = exec.Command(dockerBinary, "run", repoName) 3468 s.trustedCmd(runCmd) 3469 out, _, err = runCommandWithOutput(runCmd) 3470 3471 if err != nil { 3472 c.Fatalf("Error falling back to cached trust data: %s\n%s", err, out) 3473 } 3474 if !strings.Contains(string(out), "Error while downloading remote metadata, using cached timestamp") { 3475 c.Fatalf("Missing expected output on trusted push:\n%s", out) 3476 } 3477 } 3478 3479 func (s *DockerSuite) TestPtraceContainerProcsFromHost(c *check.C) { 3480 // Not applicable on Windows as uses Unix specific functionality 3481 testRequires(c, DaemonIsLinux, SameHostDaemon) 3482 3483 out, _ := dockerCmd(c, "run", "-d", "busybox", "top") 3484 id := strings.TrimSpace(out) 3485 c.Assert(waitRun(id), check.IsNil) 3486 pid1 := inspectField(c, id, "State.Pid") 3487 3488 _, err := os.Readlink(fmt.Sprintf("/proc/%s/ns/net", pid1)) 3489 if err != nil { 3490 c.Fatal(err) 3491 } 3492 } 3493 3494 func (s *DockerSuite) TestAppArmorDeniesPtrace(c *check.C) { 3495 // Not applicable on Windows as uses Unix specific functionality 3496 testRequires(c, SameHostDaemon, Apparmor, DaemonIsLinux, NotGCCGO) 3497 3498 // Run through 'sh' so we are NOT pid 1. Pid 1 may be able to trace 3499 // itself, but pid>1 should not be able to trace pid1. 3500 _, exitCode, _ := dockerCmdWithError("run", "busybox", "sh", "-c", "sh -c readlink /proc/1/ns/net") 3501 if exitCode == 0 { 3502 c.Fatal("ptrace was not successfully restricted by AppArmor") 3503 } 3504 } 3505 3506 func (s *DockerSuite) TestAppArmorTraceSelf(c *check.C) { 3507 // Not applicable on Windows as uses Unix specific functionality 3508 testRequires(c, DaemonIsLinux, SameHostDaemon, Apparmor) 3509 3510 _, exitCode, _ := dockerCmdWithError("run", "busybox", "readlink", "/proc/1/ns/net") 3511 if exitCode != 0 { 3512 c.Fatal("ptrace of self failed.") 3513 } 3514 } 3515 3516 func (s *DockerSuite) TestAppArmorDeniesChmodProc(c *check.C) { 3517 // Not applicable on Windows as uses Unix specific functionality 3518 testRequires(c, SameHostDaemon, Apparmor, DaemonIsLinux, NotUserNamespace) 3519 _, exitCode, _ := dockerCmdWithError("run", "busybox", "chmod", "744", "/proc/cpuinfo") 3520 if exitCode == 0 { 3521 // If our test failed, attempt to repair the host system... 3522 _, exitCode, _ := dockerCmdWithError("run", "busybox", "chmod", "444", "/proc/cpuinfo") 3523 if exitCode == 0 { 3524 c.Fatal("AppArmor was unsuccessful in prohibiting chmod of /proc/* files.") 3525 } 3526 } 3527 } 3528 3529 func (s *DockerSuite) TestRunCapAddSYSTIME(c *check.C) { 3530 // Not applicable on Windows as uses Unix specific functionality 3531 testRequires(c, DaemonIsLinux) 3532 3533 dockerCmd(c, "run", "--cap-drop=ALL", "--cap-add=SYS_TIME", "busybox", "sh", "-c", "grep ^CapEff /proc/self/status | sed 's/^CapEff:\t//' | grep ^0000000002000000$") 3534 } 3535 3536 // run create container failed should clean up the container 3537 func (s *DockerSuite) TestRunCreateContainerFailedCleanUp(c *check.C) { 3538 // TODO Windows. This may be possible to enable once link is supported 3539 testRequires(c, DaemonIsLinux) 3540 name := "unique_name" 3541 _, _, err := dockerCmdWithError("run", "--name", name, "--link", "nothing:nothing", "busybox") 3542 c.Assert(err, check.NotNil, check.Commentf("Expected docker run to fail!")) 3543 3544 containerID, err := inspectFieldWithError(name, "Id") 3545 c.Assert(err, checker.NotNil, check.Commentf("Expected not to have this container: %s!", containerID)) 3546 c.Assert(containerID, check.Equals, "", check.Commentf("Expected not to have this container: %s!", containerID)) 3547 } 3548 3549 func (s *DockerSuite) TestRunNamedVolume(c *check.C) { 3550 prefix, _ := getPrefixAndSlashFromDaemonPlatform() 3551 testRequires(c, DaemonIsLinux) 3552 dockerCmd(c, "run", "--name=test", "-v", "testing:"+prefix+"/foo", "busybox", "sh", "-c", "echo hello > "+prefix+"/foo/bar") 3553 3554 out, _ := dockerCmd(c, "run", "--volumes-from", "test", "busybox", "sh", "-c", "cat "+prefix+"/foo/bar") 3555 c.Assert(strings.TrimSpace(out), check.Equals, "hello") 3556 3557 out, _ = dockerCmd(c, "run", "-v", "testing:"+prefix+"/foo", "busybox", "sh", "-c", "cat "+prefix+"/foo/bar") 3558 c.Assert(strings.TrimSpace(out), check.Equals, "hello") 3559 } 3560 3561 func (s *DockerSuite) TestRunWithUlimits(c *check.C) { 3562 // Not applicable on Windows as uses Unix specific functionality 3563 testRequires(c, DaemonIsLinux) 3564 3565 out, _ := dockerCmd(c, "run", "--name=testulimits", "--ulimit", "nofile=42", "busybox", "/bin/sh", "-c", "ulimit -n") 3566 ul := strings.TrimSpace(out) 3567 if ul != "42" { 3568 c.Fatalf("expected `ulimit -n` to be 42, got %s", ul) 3569 } 3570 } 3571 3572 func (s *DockerSuite) TestRunContainerWithCgroupParent(c *check.C) { 3573 // Not applicable on Windows as uses Unix specific functionality 3574 testRequires(c, DaemonIsLinux) 3575 3576 cgroupParent := "test" 3577 name := "cgroup-test" 3578 3579 out, _, err := dockerCmdWithError("run", "--cgroup-parent", cgroupParent, "--name", name, "busybox", "cat", "/proc/self/cgroup") 3580 if err != nil { 3581 c.Fatalf("unexpected failure when running container with --cgroup-parent option - %s\n%v", string(out), err) 3582 } 3583 cgroupPaths := parseCgroupPaths(string(out)) 3584 if len(cgroupPaths) == 0 { 3585 c.Fatalf("unexpected output - %q", string(out)) 3586 } 3587 id, err := getIDByName(name) 3588 c.Assert(err, check.IsNil) 3589 expectedCgroup := path.Join(cgroupParent, id) 3590 found := false 3591 for _, path := range cgroupPaths { 3592 if strings.HasSuffix(path, expectedCgroup) { 3593 found = true 3594 break 3595 } 3596 } 3597 if !found { 3598 c.Fatalf("unexpected cgroup paths. Expected at least one cgroup path to have suffix %q. Cgroup Paths: %v", expectedCgroup, cgroupPaths) 3599 } 3600 } 3601 3602 func (s *DockerSuite) TestRunContainerWithCgroupParentAbsPath(c *check.C) { 3603 // Not applicable on Windows as uses Unix specific functionality 3604 testRequires(c, DaemonIsLinux) 3605 3606 cgroupParent := "/cgroup-parent/test" 3607 name := "cgroup-test" 3608 out, _, err := dockerCmdWithError("run", "--cgroup-parent", cgroupParent, "--name", name, "busybox", "cat", "/proc/self/cgroup") 3609 if err != nil { 3610 c.Fatalf("unexpected failure when running container with --cgroup-parent option - %s\n%v", string(out), err) 3611 } 3612 cgroupPaths := parseCgroupPaths(string(out)) 3613 if len(cgroupPaths) == 0 { 3614 c.Fatalf("unexpected output - %q", string(out)) 3615 } 3616 id, err := getIDByName(name) 3617 c.Assert(err, check.IsNil) 3618 expectedCgroup := path.Join(cgroupParent, id) 3619 found := false 3620 for _, path := range cgroupPaths { 3621 if strings.HasSuffix(path, expectedCgroup) { 3622 found = true 3623 break 3624 } 3625 } 3626 if !found { 3627 c.Fatalf("unexpected cgroup paths. Expected at least one cgroup path to have suffix %q. Cgroup Paths: %v", expectedCgroup, cgroupPaths) 3628 } 3629 } 3630 3631 // TestRunInvalidCgroupParent checks that a specially-crafted cgroup parent doesn't cause Docker to crash or start modifying /. 3632 func (s *DockerSuite) TestRunInvalidCgroupParent(c *check.C) { 3633 // Not applicable on Windows as uses Unix specific functionality 3634 testRequires(c, DaemonIsLinux) 3635 3636 cgroupParent := "../../../../../../../../SHOULD_NOT_EXIST" 3637 cleanCgroupParent := "SHOULD_NOT_EXIST" 3638 name := "cgroup-invalid-test" 3639 3640 out, _, err := dockerCmdWithError("run", "--cgroup-parent", cgroupParent, "--name", name, "busybox", "cat", "/proc/self/cgroup") 3641 if err != nil { 3642 // XXX: This may include a daemon crash. 3643 c.Fatalf("unexpected failure when running container with --cgroup-parent option - %s\n%v", string(out), err) 3644 } 3645 3646 // We expect "/SHOULD_NOT_EXIST" to not exist. If not, we have a security issue. 3647 if _, err := os.Stat("/SHOULD_NOT_EXIST"); err == nil || !os.IsNotExist(err) { 3648 c.Fatalf("SECURITY: --cgroup-parent with ../../ relative paths cause files to be created in the host (this is bad) !!") 3649 } 3650 3651 cgroupPaths := parseCgroupPaths(string(out)) 3652 if len(cgroupPaths) == 0 { 3653 c.Fatalf("unexpected output - %q", string(out)) 3654 } 3655 id, err := getIDByName(name) 3656 c.Assert(err, check.IsNil) 3657 expectedCgroup := path.Join(cleanCgroupParent, id) 3658 found := false 3659 for _, path := range cgroupPaths { 3660 if strings.HasSuffix(path, expectedCgroup) { 3661 found = true 3662 break 3663 } 3664 } 3665 if !found { 3666 c.Fatalf("unexpected cgroup paths. Expected at least one cgroup path to have suffix %q. Cgroup Paths: %v", expectedCgroup, cgroupPaths) 3667 } 3668 } 3669 3670 // TestRunInvalidCgroupParent checks that a specially-crafted cgroup parent doesn't cause Docker to crash or start modifying /. 3671 func (s *DockerSuite) TestRunAbsoluteInvalidCgroupParent(c *check.C) { 3672 // Not applicable on Windows as uses Unix specific functionality 3673 testRequires(c, DaemonIsLinux) 3674 3675 cgroupParent := "/../../../../../../../../SHOULD_NOT_EXIST" 3676 cleanCgroupParent := "/SHOULD_NOT_EXIST" 3677 name := "cgroup-absolute-invalid-test" 3678 3679 out, _, err := dockerCmdWithError("run", "--cgroup-parent", cgroupParent, "--name", name, "busybox", "cat", "/proc/self/cgroup") 3680 if err != nil { 3681 // XXX: This may include a daemon crash. 3682 c.Fatalf("unexpected failure when running container with --cgroup-parent option - %s\n%v", string(out), err) 3683 } 3684 3685 // We expect "/SHOULD_NOT_EXIST" to not exist. If not, we have a security issue. 3686 if _, err := os.Stat("/SHOULD_NOT_EXIST"); err == nil || !os.IsNotExist(err) { 3687 c.Fatalf("SECURITY: --cgroup-parent with /../../ garbage paths cause files to be created in the host (this is bad) !!") 3688 } 3689 3690 cgroupPaths := parseCgroupPaths(string(out)) 3691 if len(cgroupPaths) == 0 { 3692 c.Fatalf("unexpected output - %q", string(out)) 3693 } 3694 id, err := getIDByName(name) 3695 c.Assert(err, check.IsNil) 3696 expectedCgroup := path.Join(cleanCgroupParent, id) 3697 found := false 3698 for _, path := range cgroupPaths { 3699 if strings.HasSuffix(path, expectedCgroup) { 3700 found = true 3701 break 3702 } 3703 } 3704 if !found { 3705 c.Fatalf("unexpected cgroup paths. Expected at least one cgroup path to have suffix %q. Cgroup Paths: %v", expectedCgroup, cgroupPaths) 3706 } 3707 } 3708 3709 func (s *DockerSuite) TestRunContainerWithCgroupMountRO(c *check.C) { 3710 // Not applicable on Windows as uses Unix specific functionality 3711 // --read-only + userns has remount issues 3712 testRequires(c, DaemonIsLinux, NotUserNamespace) 3713 3714 filename := "/sys/fs/cgroup/devices/test123" 3715 out, _, err := dockerCmdWithError("run", "busybox", "touch", filename) 3716 if err == nil { 3717 c.Fatal("expected cgroup mount point to be read-only, touch file should fail") 3718 } 3719 expected := "Read-only file system" 3720 if !strings.Contains(out, expected) { 3721 c.Fatalf("expected output from failure to contain %s but contains %s", expected, out) 3722 } 3723 } 3724 3725 func (s *DockerSuite) TestRunContainerNetworkModeToSelf(c *check.C) { 3726 // Not applicable on Windows which does not support --net=container 3727 testRequires(c, DaemonIsLinux) 3728 out, _, err := dockerCmdWithError("run", "--name=me", "--net=container:me", "busybox", "true") 3729 if err == nil || !strings.Contains(out, "cannot join own network") { 3730 c.Fatalf("using container net mode to self should result in an error\nerr: %q\nout: %s", err, out) 3731 } 3732 } 3733 3734 func (s *DockerSuite) TestRunContainerNetModeWithDNSMacHosts(c *check.C) { 3735 // Not applicable on Windows which does not support --net=container 3736 testRequires(c, DaemonIsLinux) 3737 out, _, err := dockerCmdWithError("run", "-d", "--name", "parent", "busybox", "top") 3738 if err != nil { 3739 c.Fatalf("failed to run container: %v, output: %q", err, out) 3740 } 3741 3742 out, _, err = dockerCmdWithError("run", "--dns", "1.2.3.4", "--net=container:parent", "busybox") 3743 if err == nil || !strings.Contains(out, runconfig.ErrConflictNetworkAndDNS.Error()) { 3744 c.Fatalf("run --net=container with --dns should error out") 3745 } 3746 3747 out, _, err = dockerCmdWithError("run", "--mac-address", "92:d0:c6:0a:29:33", "--net=container:parent", "busybox") 3748 if err == nil || !strings.Contains(out, runconfig.ErrConflictContainerNetworkAndMac.Error()) { 3749 c.Fatalf("run --net=container with --mac-address should error out") 3750 } 3751 3752 out, _, err = dockerCmdWithError("run", "--add-host", "test:192.168.2.109", "--net=container:parent", "busybox") 3753 if err == nil || !strings.Contains(out, runconfig.ErrConflictNetworkHosts.Error()) { 3754 c.Fatalf("run --net=container with --add-host should error out") 3755 } 3756 } 3757 3758 func (s *DockerSuite) TestRunContainerNetModeWithExposePort(c *check.C) { 3759 // Not applicable on Windows which does not support --net=container 3760 testRequires(c, DaemonIsLinux) 3761 dockerCmd(c, "run", "-d", "--name", "parent", "busybox", "top") 3762 3763 out, _, err := dockerCmdWithError("run", "-p", "5000:5000", "--net=container:parent", "busybox") 3764 if err == nil || !strings.Contains(out, runconfig.ErrConflictNetworkPublishPorts.Error()) { 3765 c.Fatalf("run --net=container with -p should error out") 3766 } 3767 3768 out, _, err = dockerCmdWithError("run", "-P", "--net=container:parent", "busybox") 3769 if err == nil || !strings.Contains(out, runconfig.ErrConflictNetworkPublishPorts.Error()) { 3770 c.Fatalf("run --net=container with -P should error out") 3771 } 3772 3773 out, _, err = dockerCmdWithError("run", "--expose", "5000", "--net=container:parent", "busybox") 3774 if err == nil || !strings.Contains(out, runconfig.ErrConflictNetworkExposePorts.Error()) { 3775 c.Fatalf("run --net=container with --expose should error out") 3776 } 3777 } 3778 3779 func (s *DockerSuite) TestRunLinkToContainerNetMode(c *check.C) { 3780 // Not applicable on Windows which does not support --net=container or --link 3781 testRequires(c, DaemonIsLinux) 3782 dockerCmd(c, "run", "--name", "test", "-d", "busybox", "top") 3783 dockerCmd(c, "run", "--name", "parent", "-d", "--net=container:test", "busybox", "top") 3784 dockerCmd(c, "run", "-d", "--link=parent:parent", "busybox", "top") 3785 dockerCmd(c, "run", "--name", "child", "-d", "--net=container:parent", "busybox", "top") 3786 dockerCmd(c, "run", "-d", "--link=child:child", "busybox", "top") 3787 } 3788 3789 func (s *DockerSuite) TestRunLoopbackOnlyExistsWhenNetworkingDisabled(c *check.C) { 3790 // TODO Windows: This may be possible to convert. 3791 testRequires(c, DaemonIsLinux) 3792 out, _ := dockerCmd(c, "run", "--net=none", "busybox", "ip", "-o", "-4", "a", "show", "up") 3793 3794 var ( 3795 count = 0 3796 parts = strings.Split(out, "\n") 3797 ) 3798 3799 for _, l := range parts { 3800 if l != "" { 3801 count++ 3802 } 3803 } 3804 3805 if count != 1 { 3806 c.Fatalf("Wrong interface count in container %d", count) 3807 } 3808 3809 if !strings.HasPrefix(out, "1: lo") { 3810 c.Fatalf("Wrong interface in test container: expected [1: lo], got %s", out) 3811 } 3812 } 3813 3814 // Issue #4681 3815 func (s *DockerSuite) TestRunLoopbackWhenNetworkDisabled(c *check.C) { 3816 if daemonPlatform == "windows" { 3817 dockerCmd(c, "run", "--net=none", WindowsBaseImage, "ping", "-n", "1", "127.0.0.1") 3818 } else { 3819 dockerCmd(c, "run", "--net=none", "busybox", "ping", "-c", "1", "127.0.0.1") 3820 } 3821 } 3822 3823 func (s *DockerSuite) TestRunModeNetContainerHostname(c *check.C) { 3824 // Windows does not support --net=container 3825 testRequires(c, DaemonIsLinux, ExecSupport) 3826 3827 dockerCmd(c, "run", "-i", "-d", "--name", "parent", "busybox", "top") 3828 out, _ := dockerCmd(c, "exec", "parent", "cat", "/etc/hostname") 3829 out1, _ := dockerCmd(c, "run", "--net=container:parent", "busybox", "cat", "/etc/hostname") 3830 3831 if out1 != out { 3832 c.Fatal("containers with shared net namespace should have same hostname") 3833 } 3834 } 3835 3836 func (s *DockerSuite) TestRunNetworkNotInitializedNoneMode(c *check.C) { 3837 // TODO Windows: Network settings are not currently propagated. This may 3838 // be resolved in the future with the move to libnetwork and CNM. 3839 testRequires(c, DaemonIsLinux) 3840 out, _ := dockerCmd(c, "run", "-d", "--net=none", "busybox", "top") 3841 id := strings.TrimSpace(out) 3842 res := inspectField(c, id, "NetworkSettings.Networks.none.IPAddress") 3843 if res != "" { 3844 c.Fatalf("For 'none' mode network must not be initialized, but container got IP: %s", res) 3845 } 3846 } 3847 3848 func (s *DockerSuite) TestTwoContainersInNetHost(c *check.C) { 3849 // Not applicable as Windows does not support --net=host 3850 testRequires(c, DaemonIsLinux, NotUserNamespace, NotUserNamespace) 3851 dockerCmd(c, "run", "-d", "--net=host", "--name=first", "busybox", "top") 3852 dockerCmd(c, "run", "-d", "--net=host", "--name=second", "busybox", "top") 3853 dockerCmd(c, "stop", "first") 3854 dockerCmd(c, "stop", "second") 3855 } 3856 3857 func (s *DockerSuite) TestContainersInUserDefinedNetwork(c *check.C) { 3858 testRequires(c, DaemonIsLinux, NotUserNamespace, NotArm) 3859 dockerCmd(c, "network", "create", "-d", "bridge", "testnetwork") 3860 dockerCmd(c, "run", "-d", "--net=testnetwork", "--name=first", "busybox", "top") 3861 c.Assert(waitRun("first"), check.IsNil) 3862 dockerCmd(c, "run", "-t", "--net=testnetwork", "--name=second", "busybox", "ping", "-c", "1", "first") 3863 } 3864 3865 func (s *DockerSuite) TestContainersInMultipleNetworks(c *check.C) { 3866 testRequires(c, DaemonIsLinux, NotUserNamespace, NotArm) 3867 // Create 2 networks using bridge driver 3868 dockerCmd(c, "network", "create", "-d", "bridge", "testnetwork1") 3869 dockerCmd(c, "network", "create", "-d", "bridge", "testnetwork2") 3870 // Run and connect containers to testnetwork1 3871 dockerCmd(c, "run", "-d", "--net=testnetwork1", "--name=first", "busybox", "top") 3872 c.Assert(waitRun("first"), check.IsNil) 3873 dockerCmd(c, "run", "-d", "--net=testnetwork1", "--name=second", "busybox", "top") 3874 c.Assert(waitRun("second"), check.IsNil) 3875 // Check connectivity between containers in testnetwork2 3876 dockerCmd(c, "exec", "first", "ping", "-c", "1", "second.testnetwork1") 3877 // Connect containers to testnetwork2 3878 dockerCmd(c, "network", "connect", "testnetwork2", "first") 3879 dockerCmd(c, "network", "connect", "testnetwork2", "second") 3880 // Check connectivity between containers 3881 dockerCmd(c, "exec", "second", "ping", "-c", "1", "first.testnetwork2") 3882 } 3883 3884 func (s *DockerSuite) TestContainersNetworkIsolation(c *check.C) { 3885 testRequires(c, DaemonIsLinux, NotUserNamespace, NotArm) 3886 // Create 2 networks using bridge driver 3887 dockerCmd(c, "network", "create", "-d", "bridge", "testnetwork1") 3888 dockerCmd(c, "network", "create", "-d", "bridge", "testnetwork2") 3889 // Run 1 container in testnetwork1 and another in testnetwork2 3890 dockerCmd(c, "run", "-d", "--net=testnetwork1", "--name=first", "busybox", "top") 3891 c.Assert(waitRun("first"), check.IsNil) 3892 dockerCmd(c, "run", "-d", "--net=testnetwork2", "--name=second", "busybox", "top") 3893 c.Assert(waitRun("second"), check.IsNil) 3894 3895 // Check Isolation between containers : ping must fail 3896 _, _, err := dockerCmdWithError("exec", "first", "ping", "-c", "1", "second") 3897 c.Assert(err, check.NotNil) 3898 // Connect first container to testnetwork2 3899 dockerCmd(c, "network", "connect", "testnetwork2", "first") 3900 // ping must succeed now 3901 _, _, err = dockerCmdWithError("exec", "first", "ping", "-c", "1", "second") 3902 c.Assert(err, check.IsNil) 3903 3904 // Disconnect first container from testnetwork2 3905 dockerCmd(c, "network", "disconnect", "testnetwork2", "first") 3906 // ping must fail again 3907 _, _, err = dockerCmdWithError("exec", "first", "ping", "-c", "1", "second") 3908 c.Assert(err, check.NotNil) 3909 } 3910 3911 func (s *DockerSuite) TestNetworkRmWithActiveContainers(c *check.C) { 3912 testRequires(c, DaemonIsLinux, NotUserNamespace) 3913 // Create 2 networks using bridge driver 3914 dockerCmd(c, "network", "create", "-d", "bridge", "testnetwork1") 3915 // Run and connect containers to testnetwork1 3916 dockerCmd(c, "run", "-d", "--net=testnetwork1", "--name=first", "busybox", "top") 3917 c.Assert(waitRun("first"), check.IsNil) 3918 dockerCmd(c, "run", "-d", "--net=testnetwork1", "--name=second", "busybox", "top") 3919 c.Assert(waitRun("second"), check.IsNil) 3920 // Network delete with active containers must fail 3921 _, _, err := dockerCmdWithError("network", "rm", "testnetwork1") 3922 c.Assert(err, check.NotNil) 3923 3924 dockerCmd(c, "stop", "first") 3925 _, _, err = dockerCmdWithError("network", "rm", "testnetwork1") 3926 c.Assert(err, check.NotNil) 3927 } 3928 3929 func (s *DockerSuite) TestContainerRestartInMultipleNetworks(c *check.C) { 3930 testRequires(c, DaemonIsLinux, NotUserNamespace, NotArm) 3931 // Create 2 networks using bridge driver 3932 dockerCmd(c, "network", "create", "-d", "bridge", "testnetwork1") 3933 dockerCmd(c, "network", "create", "-d", "bridge", "testnetwork2") 3934 3935 // Run and connect containers to testnetwork1 3936 dockerCmd(c, "run", "-d", "--net=testnetwork1", "--name=first", "busybox", "top") 3937 c.Assert(waitRun("first"), check.IsNil) 3938 dockerCmd(c, "run", "-d", "--net=testnetwork1", "--name=second", "busybox", "top") 3939 c.Assert(waitRun("second"), check.IsNil) 3940 // Check connectivity between containers in testnetwork2 3941 dockerCmd(c, "exec", "first", "ping", "-c", "1", "second.testnetwork1") 3942 // Connect containers to testnetwork2 3943 dockerCmd(c, "network", "connect", "testnetwork2", "first") 3944 dockerCmd(c, "network", "connect", "testnetwork2", "second") 3945 // Check connectivity between containers 3946 dockerCmd(c, "exec", "second", "ping", "-c", "1", "first.testnetwork2") 3947 3948 // Stop second container and test ping failures on both networks 3949 dockerCmd(c, "stop", "second") 3950 _, _, err := dockerCmdWithError("exec", "first", "ping", "-c", "1", "second.testnetwork1") 3951 c.Assert(err, check.NotNil) 3952 _, _, err = dockerCmdWithError("exec", "first", "ping", "-c", "1", "second.testnetwork2") 3953 c.Assert(err, check.NotNil) 3954 3955 // Start second container and connectivity must be restored on both networks 3956 dockerCmd(c, "start", "second") 3957 dockerCmd(c, "exec", "first", "ping", "-c", "1", "second.testnetwork1") 3958 dockerCmd(c, "exec", "second", "ping", "-c", "1", "first.testnetwork2") 3959 } 3960 3961 func (s *DockerSuite) TestContainerWithConflictingHostNetworks(c *check.C) { 3962 testRequires(c, DaemonIsLinux, NotUserNamespace) 3963 // Run a container with --net=host 3964 dockerCmd(c, "run", "-d", "--net=host", "--name=first", "busybox", "top") 3965 c.Assert(waitRun("first"), check.IsNil) 3966 3967 // Create a network using bridge driver 3968 dockerCmd(c, "network", "create", "-d", "bridge", "testnetwork1") 3969 3970 // Connecting to the user defined network must fail 3971 _, _, err := dockerCmdWithError("network", "connect", "testnetwork1", "first") 3972 c.Assert(err, check.NotNil) 3973 } 3974 3975 func (s *DockerSuite) TestContainerWithConflictingSharedNetwork(c *check.C) { 3976 testRequires(c, DaemonIsLinux) 3977 dockerCmd(c, "run", "-d", "--name=first", "busybox", "top") 3978 c.Assert(waitRun("first"), check.IsNil) 3979 // Run second container in first container's network namespace 3980 dockerCmd(c, "run", "-d", "--net=container:first", "--name=second", "busybox", "top") 3981 c.Assert(waitRun("second"), check.IsNil) 3982 3983 // Create a network using bridge driver 3984 dockerCmd(c, "network", "create", "-d", "bridge", "testnetwork1") 3985 3986 // Connecting to the user defined network must fail 3987 out, _, err := dockerCmdWithError("network", "connect", "testnetwork1", "second") 3988 c.Assert(err, check.NotNil) 3989 c.Assert(out, checker.Contains, runconfig.ErrConflictSharedNetwork.Error()) 3990 } 3991 3992 func (s *DockerSuite) TestContainerWithConflictingNoneNetwork(c *check.C) { 3993 testRequires(c, DaemonIsLinux) 3994 dockerCmd(c, "run", "-d", "--net=none", "--name=first", "busybox", "top") 3995 c.Assert(waitRun("first"), check.IsNil) 3996 3997 // Create a network using bridge driver 3998 dockerCmd(c, "network", "create", "-d", "bridge", "testnetwork1") 3999 4000 // Connecting to the user defined network must fail 4001 out, _, err := dockerCmdWithError("network", "connect", "testnetwork1", "first") 4002 c.Assert(err, check.NotNil) 4003 c.Assert(out, checker.Contains, runconfig.ErrConflictNoNetwork.Error()) 4004 4005 // create a container connected to testnetwork1 4006 dockerCmd(c, "run", "-d", "--net=testnetwork1", "--name=second", "busybox", "top") 4007 c.Assert(waitRun("second"), check.IsNil) 4008 4009 // Connect second container to none network. it must fail as well 4010 _, _, err = dockerCmdWithError("network", "connect", "none", "second") 4011 c.Assert(err, check.NotNil) 4012 } 4013 4014 // #11957 - stdin with no tty does not exit if stdin is not closed even though container exited 4015 func (s *DockerSuite) TestRunStdinBlockedAfterContainerExit(c *check.C) { 4016 cmd := exec.Command(dockerBinary, "run", "-i", "--name=test", "busybox", "true") 4017 in, err := cmd.StdinPipe() 4018 c.Assert(err, check.IsNil) 4019 defer in.Close() 4020 stdout := bytes.NewBuffer(nil) 4021 cmd.Stdout = stdout 4022 cmd.Stderr = stdout 4023 c.Assert(cmd.Start(), check.IsNil) 4024 4025 waitChan := make(chan error) 4026 go func() { 4027 waitChan <- cmd.Wait() 4028 }() 4029 4030 select { 4031 case err := <-waitChan: 4032 c.Assert(err, check.IsNil, check.Commentf(stdout.String())) 4033 case <-time.After(30 * time.Second): 4034 c.Fatal("timeout waiting for command to exit") 4035 } 4036 } 4037 4038 func (s *DockerSuite) TestRunWrongCpusetCpusFlagValue(c *check.C) { 4039 // TODO Windows: This needs validation (error out) in the daemon. 4040 testRequires(c, DaemonIsLinux) 4041 out, exitCode, err := dockerCmdWithError("run", "--cpuset-cpus", "1-10,11--", "busybox", "true") 4042 c.Assert(err, check.NotNil) 4043 expected := "Error response from daemon: Invalid value 1-10,11-- for cpuset cpus.\n" 4044 if !(strings.Contains(out, expected) || exitCode == 125) { 4045 c.Fatalf("Expected output to contain %q with exitCode 125, got out: %q exitCode: %v", expected, out, exitCode) 4046 } 4047 } 4048 4049 func (s *DockerSuite) TestRunWrongCpusetMemsFlagValue(c *check.C) { 4050 // TODO Windows: This needs validation (error out) in the daemon. 4051 testRequires(c, DaemonIsLinux) 4052 out, exitCode, err := dockerCmdWithError("run", "--cpuset-mems", "1-42--", "busybox", "true") 4053 c.Assert(err, check.NotNil) 4054 expected := "Error response from daemon: Invalid value 1-42-- for cpuset mems.\n" 4055 if !(strings.Contains(out, expected) || exitCode == 125) { 4056 c.Fatalf("Expected output to contain %q with exitCode 125, got out: %q exitCode: %v", expected, out, exitCode) 4057 } 4058 } 4059 4060 // TestRunNonExecutableCmd checks that 'docker run busybox foo' exits with error code 127' 4061 func (s *DockerSuite) TestRunNonExecutableCmd(c *check.C) { 4062 name := "testNonExecutableCmd" 4063 runCmd := exec.Command(dockerBinary, "run", "--name", name, "busybox", "foo") 4064 _, exit, _ := runCommandWithOutput(runCmd) 4065 stateExitCode := findContainerExitCode(c, name) 4066 if !(exit == 127 && strings.Contains(stateExitCode, "127")) { 4067 c.Fatalf("Run non-executable command should have errored with exit code 127, but we got exit: %d, State.ExitCode: %s", exit, stateExitCode) 4068 } 4069 } 4070 4071 // TestRunNonExistingCmd checks that 'docker run busybox /bin/foo' exits with code 127. 4072 func (s *DockerSuite) TestRunNonExistingCmd(c *check.C) { 4073 name := "testNonExistingCmd" 4074 runCmd := exec.Command(dockerBinary, "run", "--name", name, "busybox", "/bin/foo") 4075 _, exit, _ := runCommandWithOutput(runCmd) 4076 stateExitCode := findContainerExitCode(c, name) 4077 if !(exit == 127 && strings.Contains(stateExitCode, "127")) { 4078 c.Fatalf("Run non-existing command should have errored with exit code 127, but we got exit: %d, State.ExitCode: %s", exit, stateExitCode) 4079 } 4080 } 4081 4082 // TestCmdCannotBeInvoked checks that 'docker run busybox /etc' exits with 126, or 4083 // 127 on Windows. The difference is that in Windows, the container must be started 4084 // as that's when the check is made (and yes, by it's design...) 4085 func (s *DockerSuite) TestCmdCannotBeInvoked(c *check.C) { 4086 expected := 126 4087 if daemonPlatform == "windows" { 4088 expected = 127 4089 } 4090 name := "testCmdCannotBeInvoked" 4091 runCmd := exec.Command(dockerBinary, "run", "--name", name, "busybox", "/etc") 4092 _, exit, _ := runCommandWithOutput(runCmd) 4093 stateExitCode := findContainerExitCode(c, name) 4094 if !(exit == expected && strings.Contains(stateExitCode, strconv.Itoa(expected))) { 4095 c.Fatalf("Run cmd that cannot be invoked should have errored with code %d, but we got exit: %d, State.ExitCode: %s", expected, exit, stateExitCode) 4096 } 4097 } 4098 4099 // TestRunNonExistingImage checks that 'docker run foo' exits with error msg 125 and contains 'Unable to find image' 4100 func (s *DockerSuite) TestRunNonExistingImage(c *check.C) { 4101 runCmd := exec.Command(dockerBinary, "run", "foo") 4102 out, exit, err := runCommandWithOutput(runCmd) 4103 if !(err != nil && exit == 125 && strings.Contains(out, "Unable to find image")) { 4104 c.Fatalf("Run non-existing image should have errored with 'Unable to find image' code 125, but we got out: %s, exit: %d, err: %s", out, exit, err) 4105 } 4106 } 4107 4108 // TestDockerFails checks that 'docker run -foo busybox' exits with 125 to signal docker run failed 4109 func (s *DockerSuite) TestDockerFails(c *check.C) { 4110 runCmd := exec.Command(dockerBinary, "run", "-foo", "busybox") 4111 out, exit, err := runCommandWithOutput(runCmd) 4112 if !(err != nil && exit == 125) { 4113 c.Fatalf("Docker run with flag not defined should exit with 125, but we got out: %s, exit: %d, err: %s", out, exit, err) 4114 } 4115 } 4116 4117 // TestRunInvalidReference invokes docker run with a bad reference. 4118 func (s *DockerSuite) TestRunInvalidReference(c *check.C) { 4119 out, exit, _ := dockerCmdWithError("run", "busybox@foo") 4120 if exit == 0 { 4121 c.Fatalf("expected non-zero exist code; received %d", exit) 4122 } 4123 4124 if !strings.Contains(out, "Error parsing reference") { 4125 c.Fatalf(`Expected "Error parsing reference" in output; got: %s`, out) 4126 } 4127 } 4128 4129 // Test fix for issue #17854 4130 func (s *DockerSuite) TestRunInitLayerPathOwnership(c *check.C) { 4131 // Not applicable on Windows as it does not support Linux uid/gid ownership 4132 testRequires(c, DaemonIsLinux) 4133 name := "testetcfileownership" 4134 _, err := buildImage(name, 4135 `FROM busybox 4136 RUN echo 'dockerio:x:1001:1001::/bin:/bin/false' >> /etc/passwd 4137 RUN echo 'dockerio:x:1001:' >> /etc/group 4138 RUN chown dockerio:dockerio /etc`, 4139 true) 4140 if err != nil { 4141 c.Fatal(err) 4142 } 4143 4144 // Test that dockerio ownership of /etc is retained at runtime 4145 out, _ := dockerCmd(c, "run", "--rm", name, "stat", "-c", "%U:%G", "/etc") 4146 out = strings.TrimSpace(out) 4147 if out != "dockerio:dockerio" { 4148 c.Fatalf("Wrong /etc ownership: expected dockerio:dockerio, got %q", out) 4149 } 4150 } 4151 4152 func (s *DockerSuite) TestRunWithOomScoreAdj(c *check.C) { 4153 testRequires(c, DaemonIsLinux) 4154 4155 expected := "642" 4156 out, _ := dockerCmd(c, "run", "--oom-score-adj", expected, "busybox", "cat", "/proc/self/oom_score_adj") 4157 oomScoreAdj := strings.TrimSpace(out) 4158 if oomScoreAdj != "642" { 4159 c.Fatalf("Expected oom_score_adj set to %q, got %q instead", expected, oomScoreAdj) 4160 } 4161 } 4162 4163 func (s *DockerSuite) TestRunWithOomScoreAdjInvalidRange(c *check.C) { 4164 testRequires(c, DaemonIsLinux) 4165 4166 out, _, err := dockerCmdWithError("run", "--oom-score-adj", "1001", "busybox", "true") 4167 c.Assert(err, check.NotNil) 4168 expected := "Invalid value 1001, range for oom score adj is [-1000, 1000]." 4169 if !strings.Contains(out, expected) { 4170 c.Fatalf("Expected output to contain %q, got %q instead", expected, out) 4171 } 4172 out, _, err = dockerCmdWithError("run", "--oom-score-adj", "-1001", "busybox", "true") 4173 c.Assert(err, check.NotNil) 4174 expected = "Invalid value -1001, range for oom score adj is [-1000, 1000]." 4175 if !strings.Contains(out, expected) { 4176 c.Fatalf("Expected output to contain %q, got %q instead", expected, out) 4177 } 4178 } 4179 4180 func (s *DockerSuite) TestRunVolumesMountedAsShared(c *check.C) { 4181 // Volume propagation is linux only. Also it creates directories for 4182 // bind mounting, so needs to be same host. 4183 testRequires(c, DaemonIsLinux, SameHostDaemon, NotUserNamespace) 4184 4185 // Prepare a source directory to bind mount 4186 tmpDir, err := ioutil.TempDir("", "volume-source") 4187 if err != nil { 4188 c.Fatal(err) 4189 } 4190 defer os.RemoveAll(tmpDir) 4191 4192 if err := os.Mkdir(path.Join(tmpDir, "mnt1"), 0755); err != nil { 4193 c.Fatal(err) 4194 } 4195 4196 // Convert this directory into a shared mount point so that we do 4197 // not rely on propagation properties of parent mount. 4198 cmd := exec.Command("mount", "--bind", tmpDir, tmpDir) 4199 if _, err = runCommand(cmd); err != nil { 4200 c.Fatal(err) 4201 } 4202 4203 cmd = exec.Command("mount", "--make-private", "--make-shared", tmpDir) 4204 if _, err = runCommand(cmd); err != nil { 4205 c.Fatal(err) 4206 } 4207 4208 dockerCmd(c, "run", "--privileged", "-v", fmt.Sprintf("%s:/volume-dest:shared", tmpDir), "busybox", "mount", "--bind", "/volume-dest/mnt1", "/volume-dest/mnt1") 4209 4210 // Make sure a bind mount under a shared volume propagated to host. 4211 if mounted, _ := mount.Mounted(path.Join(tmpDir, "mnt1")); !mounted { 4212 c.Fatalf("Bind mount under shared volume did not propagate to host") 4213 } 4214 4215 mount.Unmount(path.Join(tmpDir, "mnt1")) 4216 } 4217 4218 func (s *DockerSuite) TestRunVolumesMountedAsSlave(c *check.C) { 4219 // Volume propagation is linux only. Also it creates directories for 4220 // bind mounting, so needs to be same host. 4221 testRequires(c, DaemonIsLinux, SameHostDaemon, NotUserNamespace) 4222 4223 // Prepare a source directory to bind mount 4224 tmpDir, err := ioutil.TempDir("", "volume-source") 4225 if err != nil { 4226 c.Fatal(err) 4227 } 4228 defer os.RemoveAll(tmpDir) 4229 4230 if err := os.Mkdir(path.Join(tmpDir, "mnt1"), 0755); err != nil { 4231 c.Fatal(err) 4232 } 4233 4234 // Prepare a source directory with file in it. We will bind mount this 4235 // direcotry and see if file shows up. 4236 tmpDir2, err := ioutil.TempDir("", "volume-source2") 4237 if err != nil { 4238 c.Fatal(err) 4239 } 4240 defer os.RemoveAll(tmpDir2) 4241 4242 if err := ioutil.WriteFile(path.Join(tmpDir2, "slave-testfile"), []byte("Test"), 0644); err != nil { 4243 c.Fatal(err) 4244 } 4245 4246 // Convert this directory into a shared mount point so that we do 4247 // not rely on propagation properties of parent mount. 4248 cmd := exec.Command("mount", "--bind", tmpDir, tmpDir) 4249 if _, err = runCommand(cmd); err != nil { 4250 c.Fatal(err) 4251 } 4252 4253 cmd = exec.Command("mount", "--make-private", "--make-shared", tmpDir) 4254 if _, err = runCommand(cmd); err != nil { 4255 c.Fatal(err) 4256 } 4257 4258 dockerCmd(c, "run", "-i", "-d", "--name", "parent", "-v", fmt.Sprintf("%s:/volume-dest:slave", tmpDir), "busybox", "top") 4259 4260 // Bind mount tmpDir2/ onto tmpDir/mnt1. If mount propagates inside 4261 // container then contents of tmpDir2/slave-testfile should become 4262 // visible at "/volume-dest/mnt1/slave-testfile" 4263 cmd = exec.Command("mount", "--bind", tmpDir2, path.Join(tmpDir, "mnt1")) 4264 if _, err = runCommand(cmd); err != nil { 4265 c.Fatal(err) 4266 } 4267 4268 out, _ := dockerCmd(c, "exec", "parent", "cat", "/volume-dest/mnt1/slave-testfile") 4269 4270 mount.Unmount(path.Join(tmpDir, "mnt1")) 4271 4272 if out != "Test" { 4273 c.Fatalf("Bind mount under slave volume did not propagate to container") 4274 } 4275 } 4276 4277 func (s *DockerSuite) TestRunNamedVolumesMountedAsShared(c *check.C) { 4278 testRequires(c, DaemonIsLinux, NotUserNamespace) 4279 out, exitcode, _ := dockerCmdWithError("run", "-v", "foo:/test:shared", "busybox", "touch", "/test/somefile") 4280 4281 if exitcode == 0 { 4282 c.Fatalf("expected non-zero exit code; received %d", exitcode) 4283 } 4284 4285 if expected := "Invalid volume specification"; !strings.Contains(out, expected) { 4286 c.Fatalf(`Expected %q in output; got: %s`, expected, out) 4287 } 4288 } 4289 4290 func (s *DockerSuite) TestRunNamedVolumeCopyImageData(c *check.C) { 4291 testRequires(c, DaemonIsLinux) 4292 4293 testImg := "testvolumecopy" 4294 _, err := buildImage(testImg, ` 4295 FROM busybox 4296 RUN mkdir -p /foo && echo hello > /foo/hello 4297 `, true) 4298 c.Assert(err, check.IsNil) 4299 4300 dockerCmd(c, "run", "-v", "foo:/foo", testImg) 4301 out, _ := dockerCmd(c, "run", "-v", "foo:/foo", "busybox", "cat", "/foo/hello") 4302 c.Assert(strings.TrimSpace(out), check.Equals, "hello") 4303 } 4304 4305 func (s *DockerSuite) TestRunNamedVolumeNotRemoved(c *check.C) { 4306 prefix, _ := getPrefixAndSlashFromDaemonPlatform() 4307 4308 dockerCmd(c, "volume", "create", "--name", "test") 4309 4310 dockerCmd(c, "run", "--rm", "-v", "test:"+prefix+"/foo", "-v", prefix+"/bar", "busybox", "true") 4311 dockerCmd(c, "volume", "inspect", "test") 4312 out, _ := dockerCmd(c, "volume", "ls", "-q") 4313 c.Assert(strings.TrimSpace(out), checker.Equals, "test") 4314 4315 dockerCmd(c, "run", "--name=test", "-v", "test:"+prefix+"/foo", "-v", prefix+"/bar", "busybox", "true") 4316 dockerCmd(c, "rm", "-fv", "test") 4317 dockerCmd(c, "volume", "inspect", "test") 4318 out, _ = dockerCmd(c, "volume", "ls", "-q") 4319 c.Assert(strings.TrimSpace(out), checker.Equals, "test") 4320 } 4321 4322 func (s *DockerSuite) TestRunNamedVolumesFromNotRemoved(c *check.C) { 4323 prefix, _ := getPrefixAndSlashFromDaemonPlatform() 4324 4325 dockerCmd(c, "volume", "create", "--name", "test") 4326 dockerCmd(c, "run", "--name=parent", "-v", "test:"+prefix+"/foo", "-v", prefix+"/bar", "busybox", "true") 4327 dockerCmd(c, "run", "--name=child", "--volumes-from=parent", "busybox", "true") 4328 4329 // Remove the parent so there are not other references to the volumes 4330 dockerCmd(c, "rm", "-f", "parent") 4331 // now remove the child and ensure the named volume (and only the named volume) still exists 4332 dockerCmd(c, "rm", "-fv", "child") 4333 dockerCmd(c, "volume", "inspect", "test") 4334 out, _ := dockerCmd(c, "volume", "ls", "-q") 4335 c.Assert(strings.TrimSpace(out), checker.Equals, "test") 4336 } 4337 4338 func (s *DockerSuite) TestRunAttachFailedNoLeak(c *check.C) { 4339 nroutines, err := getGoroutineNumber() 4340 c.Assert(err, checker.IsNil) 4341 4342 runSleepingContainer(c, "--name=test", "-p", "8000:8000") 4343 4344 // Wait until container is fully up and running 4345 c.Assert(waitRun("test"), check.IsNil) 4346 4347 out, _, err := dockerCmdWithError("run", "--name=fail", "-p", "8000:8000", "busybox", "true") 4348 // We will need the following `inspect` to diagnose the issue if test fails (#21247) 4349 out1, err1 := dockerCmd(c, "inspect", "--format", "{{json .State}}", "test") 4350 out2, err2 := dockerCmd(c, "inspect", "--format", "{{json .State}}", "fail") 4351 c.Assert(err, checker.NotNil, check.Commentf("Command should have failed but succeeded with: %s\nContainer 'test' [%+v]: %s\nContainer 'fail' [%+v]: %s", out, err1, out1, err2, out2)) 4352 // check for windows error as well 4353 // TODO Windows Post TP5. Fix the error message string 4354 c.Assert(strings.Contains(string(out), "port is already allocated") || 4355 strings.Contains(string(out), "were not connected because a duplicate name exists") || 4356 strings.Contains(string(out), "HNS failed with error : Failed to create endpoint") || 4357 strings.Contains(string(out), "HNS failed with error : The object already exists"), checker.Equals, true, check.Commentf("Output: %s", out)) 4358 dockerCmd(c, "rm", "-f", "test") 4359 4360 // NGoroutines is not updated right away, so we need to wait before failing 4361 c.Assert(waitForGoroutines(nroutines), checker.IsNil) 4362 } 4363 4364 // Test for one character directory name case (#20122) 4365 func (s *DockerSuite) TestRunVolumeWithOneCharacter(c *check.C) { 4366 testRequires(c, DaemonIsLinux) 4367 4368 out, _ := dockerCmd(c, "run", "-v", "/tmp/q:/foo", "busybox", "sh", "-c", "find /foo") 4369 c.Assert(strings.TrimSpace(out), checker.Equals, "/foo") 4370 } 4371 4372 func (s *DockerSuite) TestRunVolumeCopyFlag(c *check.C) { 4373 testRequires(c, DaemonIsLinux) // Windows does not support copying data from image to the volume 4374 _, err := buildImage("volumecopy", 4375 `FROM busybox 4376 RUN mkdir /foo && echo hello > /foo/bar 4377 CMD cat /foo/bar`, 4378 true, 4379 ) 4380 c.Assert(err, checker.IsNil) 4381 4382 dockerCmd(c, "volume", "create", "--name=test") 4383 4384 // test with the nocopy flag 4385 out, _, err := dockerCmdWithError("run", "-v", "test:/foo:nocopy", "volumecopy") 4386 c.Assert(err, checker.NotNil, check.Commentf(out)) 4387 // test default behavior which is to copy for non-binds 4388 out, _ = dockerCmd(c, "run", "-v", "test:/foo", "volumecopy") 4389 c.Assert(strings.TrimSpace(out), checker.Equals, "hello") 4390 // error out when the volume is already populated 4391 out, _, err = dockerCmdWithError("run", "-v", "test:/foo:copy", "volumecopy") 4392 c.Assert(err, checker.NotNil, check.Commentf(out)) 4393 // do not error out when copy isn't explicitly set even though it's already populated 4394 out, _ = dockerCmd(c, "run", "-v", "test:/foo", "volumecopy") 4395 c.Assert(strings.TrimSpace(out), checker.Equals, "hello") 4396 4397 // do not allow copy modes on volumes-from 4398 dockerCmd(c, "run", "--name=test", "-v", "/foo", "busybox", "true") 4399 out, _, err = dockerCmdWithError("run", "--volumes-from=test:copy", "busybox", "true") 4400 c.Assert(err, checker.NotNil, check.Commentf(out)) 4401 out, _, err = dockerCmdWithError("run", "--volumes-from=test:nocopy", "busybox", "true") 4402 c.Assert(err, checker.NotNil, check.Commentf(out)) 4403 4404 // do not allow copy modes on binds 4405 out, _, err = dockerCmdWithError("run", "-v", "/foo:/bar:copy", "busybox", "true") 4406 c.Assert(err, checker.NotNil, check.Commentf(out)) 4407 out, _, err = dockerCmdWithError("run", "-v", "/foo:/bar:nocopy", "busybox", "true") 4408 c.Assert(err, checker.NotNil, check.Commentf(out)) 4409 } 4410 4411 func (s *DockerSuite) TestRunTooLongHostname(c *check.C) { 4412 // Test case in #21445 4413 hostname1 := "this-is-a-way-too-long-hostname-but-it-should-give-a-nice-error.local" 4414 out, _, err := dockerCmdWithError("run", "--hostname", hostname1, "busybox", "echo", "test") 4415 c.Assert(err, checker.NotNil, check.Commentf("Expected docker run to fail!")) 4416 c.Assert(out, checker.Contains, "invalid hostname format:", check.Commentf("Expected to have 'invalid hostname format:' in the output, get: %s!", out)) 4417 4418 // Additional test cases 4419 validHostnames := map[string]string{ 4420 "hostname": "hostname", 4421 "host-name": "host-name", 4422 "hostname123": "hostname123", 4423 "123hostname": "123hostname", 4424 "hostname-of-63-bytes-long-should-be-valid-and-without-any-error": "hostname-of-63-bytes-long-should-be-valid-and-without-any-error", 4425 } 4426 for hostname := range validHostnames { 4427 dockerCmd(c, "run", "--hostname", hostname, "busybox", "echo", "test") 4428 } 4429 4430 invalidHostnames := map[string]string{ 4431 "^hostname": "invalid hostname format: ^hostname", 4432 "hostname%": "invalid hostname format: hostname%", 4433 "host&name": "invalid hostname format: host&name", 4434 "-hostname": "invalid hostname format: -hostname", 4435 "host_name": "invalid hostname format: host_name", 4436 "hostname-of-64-bytes-long-should-be-invalid-and-be-with-an-error": "invalid hostname format: hostname-of-64-bytes-long-should-be-invalid-and-be-with-an-error", 4437 } 4438 4439 for hostname, expectedError := range invalidHostnames { 4440 out, _, err = dockerCmdWithError("run", "--hostname", hostname, "busybox", "echo", "test") 4441 c.Assert(err, checker.NotNil, check.Commentf("Expected docker run to fail!")) 4442 c.Assert(out, checker.Contains, expectedError, check.Commentf("Expected to have '%s' in the output, get: %s!", expectedError, out)) 4443 4444 } 4445 } 4446 4447 // Test case for #21976 4448 func (s *DockerSuite) TestRunDNSInHostMode(c *check.C) { 4449 testRequires(c, DaemonIsLinux, NotUserNamespace) 4450 4451 expectedOutput := "nameserver 127.0.0.1" 4452 expectedWarning := "Localhost DNS setting" 4453 out, stderr, _ := dockerCmdWithStdoutStderr(c, "run", "--dns=127.0.0.1", "--net=host", "busybox", "cat", "/etc/resolv.conf") 4454 c.Assert(out, checker.Contains, expectedOutput, check.Commentf("Expected '%s', but got %q", expectedOutput, out)) 4455 c.Assert(stderr, checker.Contains, expectedWarning, check.Commentf("Expected warning on stderr about localhost resolver, but got %q", stderr)) 4456 4457 expectedOutput = "nameserver 1.2.3.4" 4458 out, _ = dockerCmd(c, "run", "--dns=1.2.3.4", "--net=host", "busybox", "cat", "/etc/resolv.conf") 4459 c.Assert(out, checker.Contains, expectedOutput, check.Commentf("Expected '%s', but got %q", expectedOutput, out)) 4460 4461 expectedOutput = "search example.com" 4462 out, _ = dockerCmd(c, "run", "--dns-search=example.com", "--net=host", "busybox", "cat", "/etc/resolv.conf") 4463 c.Assert(out, checker.Contains, expectedOutput, check.Commentf("Expected '%s', but got %q", expectedOutput, out)) 4464 4465 expectedOutput = "options timeout:3" 4466 out, _ = dockerCmd(c, "run", "--dns-opt=timeout:3", "--net=host", "busybox", "cat", "/etc/resolv.conf") 4467 c.Assert(out, checker.Contains, expectedOutput, check.Commentf("Expected '%s', but got %q", expectedOutput, out)) 4468 4469 expectedOutput1 := "nameserver 1.2.3.4" 4470 expectedOutput2 := "search example.com" 4471 expectedOutput3 := "options timeout:3" 4472 out, _ = dockerCmd(c, "run", "--dns=1.2.3.4", "--dns-search=example.com", "--dns-opt=timeout:3", "--net=host", "busybox", "cat", "/etc/resolv.conf") 4473 c.Assert(out, checker.Contains, expectedOutput1, check.Commentf("Expected '%s', but got %q", expectedOutput1, out)) 4474 c.Assert(out, checker.Contains, expectedOutput2, check.Commentf("Expected '%s', but got %q", expectedOutput2, out)) 4475 c.Assert(out, checker.Contains, expectedOutput3, check.Commentf("Expected '%s', but got %q", expectedOutput3, out)) 4476 } 4477 4478 // Test case for #21976 4479 func (s *DockerSuite) TestRunAddHostInHostMode(c *check.C) { 4480 testRequires(c, DaemonIsLinux, NotUserNamespace) 4481 4482 expectedOutput := "1.2.3.4\textra" 4483 out, _ := dockerCmd(c, "run", "--add-host=extra:1.2.3.4", "--net=host", "busybox", "cat", "/etc/hosts") 4484 c.Assert(out, checker.Contains, expectedOutput, check.Commentf("Expected '%s', but got %q", expectedOutput, out)) 4485 }