github.com/ttys3/engine@v17.12.1-ce-rc2+incompatible/integration-cli/docker_cli_daemon_test.go (about) 1 // +build linux 2 3 package main 4 5 import ( 6 "bufio" 7 "bytes" 8 "context" 9 "encoding/json" 10 "fmt" 11 "io" 12 "io/ioutil" 13 "net" 14 "os" 15 "os/exec" 16 "path" 17 "path/filepath" 18 "regexp" 19 "strconv" 20 "strings" 21 "sync" 22 "time" 23 24 "crypto/tls" 25 "crypto/x509" 26 27 "github.com/cloudflare/cfssl/helpers" 28 "github.com/docker/docker/api" 29 "github.com/docker/docker/api/types" 30 "github.com/docker/docker/client" 31 moby_daemon "github.com/docker/docker/daemon" 32 "github.com/docker/docker/integration-cli/checker" 33 "github.com/docker/docker/integration-cli/cli" 34 "github.com/docker/docker/integration-cli/daemon" 35 "github.com/docker/docker/opts" 36 "github.com/docker/docker/pkg/mount" 37 "github.com/docker/docker/pkg/stringid" 38 units "github.com/docker/go-units" 39 "github.com/docker/libnetwork/iptables" 40 "github.com/docker/libtrust" 41 "github.com/go-check/check" 42 "github.com/gotestyourself/gotestyourself/icmd" 43 "github.com/kr/pty" 44 "golang.org/x/sys/unix" 45 ) 46 47 // TestLegacyDaemonCommand test starting docker daemon using "deprecated" docker daemon 48 // command. Remove this test when we remove this. 49 func (s *DockerDaemonSuite) TestLegacyDaemonCommand(c *check.C) { 50 cmd := exec.Command(dockerBinary, "daemon", "--storage-driver=vfs", "--debug") 51 err := cmd.Start() 52 go cmd.Wait() 53 c.Assert(err, checker.IsNil, check.Commentf("could not start daemon using 'docker daemon'")) 54 55 c.Assert(cmd.Process.Kill(), checker.IsNil) 56 } 57 58 func (s *DockerDaemonSuite) TestDaemonRestartWithRunningContainersPorts(c *check.C) { 59 s.d.StartWithBusybox(c) 60 61 cli.Docker( 62 cli.Args("run", "-d", "--name", "top1", "-p", "1234:80", "--restart", "always", "busybox:latest", "top"), 63 cli.Daemon(s.d), 64 ).Assert(c, icmd.Success) 65 66 cli.Docker( 67 cli.Args("run", "-d", "--name", "top2", "-p", "80", "busybox:latest", "top"), 68 cli.Daemon(s.d), 69 ).Assert(c, icmd.Success) 70 71 testRun := func(m map[string]bool, prefix string) { 72 var format string 73 for cont, shouldRun := range m { 74 out := cli.Docker(cli.Args("ps"), cli.Daemon(s.d)).Assert(c, icmd.Success).Combined() 75 if shouldRun { 76 format = "%scontainer %q is not running" 77 } else { 78 format = "%scontainer %q is running" 79 } 80 if shouldRun != strings.Contains(out, cont) { 81 c.Fatalf(format, prefix, cont) 82 } 83 } 84 } 85 86 testRun(map[string]bool{"top1": true, "top2": true}, "") 87 88 s.d.Restart(c) 89 testRun(map[string]bool{"top1": true, "top2": false}, "After daemon restart: ") 90 } 91 92 func (s *DockerDaemonSuite) TestDaemonRestartWithVolumesRefs(c *check.C) { 93 s.d.StartWithBusybox(c) 94 95 if out, err := s.d.Cmd("run", "--name", "volrestarttest1", "-v", "/foo", "busybox"); err != nil { 96 c.Fatal(err, out) 97 } 98 99 s.d.Restart(c) 100 101 if out, err := s.d.Cmd("run", "-d", "--volumes-from", "volrestarttest1", "--name", "volrestarttest2", "busybox", "top"); err != nil { 102 c.Fatal(err, out) 103 } 104 105 if out, err := s.d.Cmd("rm", "-fv", "volrestarttest2"); err != nil { 106 c.Fatal(err, out) 107 } 108 109 out, err := s.d.Cmd("inspect", "-f", "{{json .Mounts}}", "volrestarttest1") 110 c.Assert(err, check.IsNil) 111 112 if _, err := inspectMountPointJSON(out, "/foo"); err != nil { 113 c.Fatalf("Expected volume to exist: /foo, error: %v\n", err) 114 } 115 } 116 117 // #11008 118 func (s *DockerDaemonSuite) TestDaemonRestartUnlessStopped(c *check.C) { 119 s.d.StartWithBusybox(c) 120 121 out, err := s.d.Cmd("run", "-d", "--name", "top1", "--restart", "always", "busybox:latest", "top") 122 c.Assert(err, check.IsNil, check.Commentf("run top1: %v", out)) 123 124 out, err = s.d.Cmd("run", "-d", "--name", "top2", "--restart", "unless-stopped", "busybox:latest", "top") 125 c.Assert(err, check.IsNil, check.Commentf("run top2: %v", out)) 126 127 testRun := func(m map[string]bool, prefix string) { 128 var format string 129 for name, shouldRun := range m { 130 out, err := s.d.Cmd("ps") 131 c.Assert(err, check.IsNil, check.Commentf("run ps: %v", out)) 132 if shouldRun { 133 format = "%scontainer %q is not running" 134 } else { 135 format = "%scontainer %q is running" 136 } 137 c.Assert(strings.Contains(out, name), check.Equals, shouldRun, check.Commentf(format, prefix, name)) 138 } 139 } 140 141 // both running 142 testRun(map[string]bool{"top1": true, "top2": true}, "") 143 144 out, err = s.d.Cmd("stop", "top1") 145 c.Assert(err, check.IsNil, check.Commentf(out)) 146 147 out, err = s.d.Cmd("stop", "top2") 148 c.Assert(err, check.IsNil, check.Commentf(out)) 149 150 // both stopped 151 testRun(map[string]bool{"top1": false, "top2": false}, "") 152 153 s.d.Restart(c) 154 155 // restart=always running 156 testRun(map[string]bool{"top1": true, "top2": false}, "After daemon restart: ") 157 158 out, err = s.d.Cmd("start", "top2") 159 c.Assert(err, check.IsNil, check.Commentf("start top2: %v", out)) 160 161 s.d.Restart(c) 162 163 // both running 164 testRun(map[string]bool{"top1": true, "top2": true}, "After second daemon restart: ") 165 166 } 167 168 func (s *DockerDaemonSuite) TestDaemonRestartOnFailure(c *check.C) { 169 s.d.StartWithBusybox(c) 170 171 out, err := s.d.Cmd("run", "-d", "--name", "test1", "--restart", "on-failure:3", "busybox:latest", "false") 172 c.Assert(err, check.IsNil, check.Commentf("run top1: %v", out)) 173 174 // wait test1 to stop 175 hostArgs := []string{"--host", s.d.Sock()} 176 err = waitInspectWithArgs("test1", "{{.State.Running}} {{.State.Restarting}}", "false false", 10*time.Second, hostArgs...) 177 c.Assert(err, checker.IsNil, check.Commentf("test1 should exit but not")) 178 179 // record last start time 180 out, err = s.d.Cmd("inspect", "-f={{.State.StartedAt}}", "test1") 181 c.Assert(err, checker.IsNil, check.Commentf("out: %v", out)) 182 lastStartTime := out 183 184 s.d.Restart(c) 185 186 // test1 shouldn't restart at all 187 err = waitInspectWithArgs("test1", "{{.State.Running}} {{.State.Restarting}}", "false false", 0, hostArgs...) 188 c.Assert(err, checker.IsNil, check.Commentf("test1 should exit but not")) 189 190 // make sure test1 isn't restarted when daemon restart 191 // if "StartAt" time updates, means test1 was once restarted. 192 out, err = s.d.Cmd("inspect", "-f={{.State.StartedAt}}", "test1") 193 c.Assert(err, checker.IsNil, check.Commentf("out: %v", out)) 194 c.Assert(out, checker.Equals, lastStartTime, check.Commentf("test1 shouldn't start after daemon restarts")) 195 } 196 197 func (s *DockerDaemonSuite) TestDaemonStartIptablesFalse(c *check.C) { 198 s.d.Start(c, "--iptables=false") 199 } 200 201 // Make sure we cannot shrink base device at daemon restart. 202 func (s *DockerDaemonSuite) TestDaemonRestartWithInvalidBasesize(c *check.C) { 203 testRequires(c, Devicemapper) 204 s.d.Start(c) 205 206 oldBasesizeBytes := getBaseDeviceSize(c, s.d) 207 var newBasesizeBytes int64 = 1073741824 //1GB in bytes 208 209 if newBasesizeBytes < oldBasesizeBytes { 210 err := s.d.RestartWithError("--storage-opt", fmt.Sprintf("dm.basesize=%d", newBasesizeBytes)) 211 c.Assert(err, check.NotNil, check.Commentf("daemon should not have started as new base device size is less than existing base device size: %v", err)) 212 // 'err != nil' is expected behaviour, no new daemon started, 213 // so no need to stop daemon. 214 if err != nil { 215 return 216 } 217 } 218 s.d.Stop(c) 219 } 220 221 // Make sure we can grow base device at daemon restart. 222 func (s *DockerDaemonSuite) TestDaemonRestartWithIncreasedBasesize(c *check.C) { 223 testRequires(c, Devicemapper) 224 s.d.Start(c) 225 226 oldBasesizeBytes := getBaseDeviceSize(c, s.d) 227 228 var newBasesizeBytes int64 = 53687091200 //50GB in bytes 229 230 if newBasesizeBytes < oldBasesizeBytes { 231 c.Skip(fmt.Sprintf("New base device size (%v) must be greater than (%s)", units.HumanSize(float64(newBasesizeBytes)), units.HumanSize(float64(oldBasesizeBytes)))) 232 } 233 234 err := s.d.RestartWithError("--storage-opt", fmt.Sprintf("dm.basesize=%d", newBasesizeBytes)) 235 c.Assert(err, check.IsNil, check.Commentf("we should have been able to start the daemon with increased base device size: %v", err)) 236 237 basesizeAfterRestart := getBaseDeviceSize(c, s.d) 238 newBasesize, err := convertBasesize(newBasesizeBytes) 239 c.Assert(err, check.IsNil, check.Commentf("Error in converting base device size: %v", err)) 240 c.Assert(newBasesize, check.Equals, basesizeAfterRestart, check.Commentf("Basesize passed is not equal to Basesize set")) 241 s.d.Stop(c) 242 } 243 244 func getBaseDeviceSize(c *check.C, d *daemon.Daemon) int64 { 245 info := d.Info(c) 246 for _, statusLine := range info.DriverStatus { 247 key, value := statusLine[0], statusLine[1] 248 if key == "Base Device Size" { 249 return parseDeviceSize(c, value) 250 } 251 } 252 c.Fatal("failed to parse Base Device Size from info") 253 return int64(0) 254 } 255 256 func parseDeviceSize(c *check.C, raw string) int64 { 257 size, err := units.RAMInBytes(strings.TrimSpace(raw)) 258 c.Assert(err, check.IsNil) 259 return size 260 } 261 262 func convertBasesize(basesizeBytes int64) (int64, error) { 263 basesize := units.HumanSize(float64(basesizeBytes)) 264 basesize = strings.Trim(basesize, " ")[:len(basesize)-3] 265 basesizeFloat, err := strconv.ParseFloat(strings.Trim(basesize, " "), 64) 266 if err != nil { 267 return 0, err 268 } 269 return int64(basesizeFloat) * 1024 * 1024 * 1024, nil 270 } 271 272 // Issue #8444: If docker0 bridge is modified (intentionally or unintentionally) and 273 // no longer has an IP associated, we should gracefully handle that case and associate 274 // an IP with it rather than fail daemon start 275 func (s *DockerDaemonSuite) TestDaemonStartBridgeWithoutIPAssociation(c *check.C) { 276 // rather than depending on brctl commands to verify docker0 is created and up 277 // let's start the daemon and stop it, and then make a modification to run the 278 // actual test 279 s.d.Start(c) 280 s.d.Stop(c) 281 282 // now we will remove the ip from docker0 and then try starting the daemon 283 icmd.RunCommand("ip", "addr", "flush", "dev", "docker0").Assert(c, icmd.Success) 284 285 if err := s.d.StartWithError(); err != nil { 286 warning := "**WARNING: Docker bridge network in bad state--delete docker0 bridge interface to fix" 287 c.Fatalf("Could not start daemon when docker0 has no IP address: %v\n%s", err, warning) 288 } 289 } 290 291 func (s *DockerDaemonSuite) TestDaemonIptablesClean(c *check.C) { 292 s.d.StartWithBusybox(c) 293 294 if out, err := s.d.Cmd("run", "-d", "--name", "top", "-p", "80", "busybox:latest", "top"); err != nil { 295 c.Fatalf("Could not run top: %s, %v", out, err) 296 } 297 298 ipTablesSearchString := "tcp dpt:80" 299 300 // get output from iptables with container running 301 verifyIPTablesContains(c, ipTablesSearchString) 302 303 s.d.Stop(c) 304 305 // get output from iptables after restart 306 verifyIPTablesDoesNotContains(c, ipTablesSearchString) 307 } 308 309 func (s *DockerDaemonSuite) TestDaemonIptablesCreate(c *check.C) { 310 s.d.StartWithBusybox(c) 311 312 if out, err := s.d.Cmd("run", "-d", "--name", "top", "--restart=always", "-p", "80", "busybox:latest", "top"); err != nil { 313 c.Fatalf("Could not run top: %s, %v", out, err) 314 } 315 316 // get output from iptables with container running 317 ipTablesSearchString := "tcp dpt:80" 318 verifyIPTablesContains(c, ipTablesSearchString) 319 320 s.d.Restart(c) 321 322 // make sure the container is not running 323 runningOut, err := s.d.Cmd("inspect", "--format={{.State.Running}}", "top") 324 if err != nil { 325 c.Fatalf("Could not inspect on container: %s, %v", runningOut, err) 326 } 327 if strings.TrimSpace(runningOut) != "true" { 328 c.Fatalf("Container should have been restarted after daemon restart. Status running should have been true but was: %q", strings.TrimSpace(runningOut)) 329 } 330 331 // get output from iptables after restart 332 verifyIPTablesContains(c, ipTablesSearchString) 333 } 334 335 func verifyIPTablesContains(c *check.C, ipTablesSearchString string) { 336 result := icmd.RunCommand("iptables", "-nvL") 337 result.Assert(c, icmd.Success) 338 if !strings.Contains(result.Combined(), ipTablesSearchString) { 339 c.Fatalf("iptables output should have contained %q, but was %q", ipTablesSearchString, result.Combined()) 340 } 341 } 342 343 func verifyIPTablesDoesNotContains(c *check.C, ipTablesSearchString string) { 344 result := icmd.RunCommand("iptables", "-nvL") 345 result.Assert(c, icmd.Success) 346 if strings.Contains(result.Combined(), ipTablesSearchString) { 347 c.Fatalf("iptables output should not have contained %q, but was %q", ipTablesSearchString, result.Combined()) 348 } 349 } 350 351 // TestDaemonIPv6Enabled checks that when the daemon is started with --ipv6=true that the docker0 bridge 352 // has the fe80::1 address and that a container is assigned a link-local address 353 func (s *DockerDaemonSuite) TestDaemonIPv6Enabled(c *check.C) { 354 testRequires(c, IPv6) 355 356 setupV6(c) 357 defer teardownV6(c) 358 359 s.d.StartWithBusybox(c, "--ipv6") 360 361 iface, err := net.InterfaceByName("docker0") 362 if err != nil { 363 c.Fatalf("Error getting docker0 interface: %v", err) 364 } 365 366 addrs, err := iface.Addrs() 367 if err != nil { 368 c.Fatalf("Error getting addresses for docker0 interface: %v", err) 369 } 370 371 var found bool 372 expected := "fe80::1/64" 373 374 for i := range addrs { 375 if addrs[i].String() == expected { 376 found = true 377 break 378 } 379 } 380 381 if !found { 382 c.Fatalf("Bridge does not have an IPv6 Address") 383 } 384 385 if out, err := s.d.Cmd("run", "-itd", "--name=ipv6test", "busybox:latest"); err != nil { 386 c.Fatalf("Could not run container: %s, %v", out, err) 387 } 388 389 out, err := s.d.Cmd("inspect", "--format", "'{{.NetworkSettings.Networks.bridge.LinkLocalIPv6Address}}'", "ipv6test") 390 out = strings.Trim(out, " \r\n'") 391 392 if err != nil { 393 c.Fatalf("Error inspecting container: %s, %v", out, err) 394 } 395 396 if ip := net.ParseIP(out); ip == nil { 397 c.Fatalf("Container should have a link-local IPv6 address") 398 } 399 400 out, err = s.d.Cmd("inspect", "--format", "'{{.NetworkSettings.Networks.bridge.GlobalIPv6Address}}'", "ipv6test") 401 out = strings.Trim(out, " \r\n'") 402 403 if err != nil { 404 c.Fatalf("Error inspecting container: %s, %v", out, err) 405 } 406 407 if ip := net.ParseIP(out); ip != nil { 408 c.Fatalf("Container should not have a global IPv6 address: %v", out) 409 } 410 } 411 412 // TestDaemonIPv6FixedCIDR checks that when the daemon is started with --ipv6=true and a fixed CIDR 413 // that running containers are given a link-local and global IPv6 address 414 func (s *DockerDaemonSuite) TestDaemonIPv6FixedCIDR(c *check.C) { 415 // IPv6 setup is messing with local bridge address. 416 testRequires(c, SameHostDaemon) 417 // Delete the docker0 bridge if its left around from previous daemon. It has to be recreated with 418 // ipv6 enabled 419 deleteInterface(c, "docker0") 420 421 s.d.StartWithBusybox(c, "--ipv6", "--fixed-cidr-v6=2001:db8:2::/64", "--default-gateway-v6=2001:db8:2::100") 422 423 out, err := s.d.Cmd("run", "-itd", "--name=ipv6test", "busybox:latest") 424 c.Assert(err, checker.IsNil, check.Commentf("Could not run container: %s, %v", out, err)) 425 426 out, err = s.d.Cmd("inspect", "--format", "{{.NetworkSettings.Networks.bridge.GlobalIPv6Address}}", "ipv6test") 427 out = strings.Trim(out, " \r\n'") 428 429 c.Assert(err, checker.IsNil, check.Commentf(out)) 430 431 ip := net.ParseIP(out) 432 c.Assert(ip, checker.NotNil, check.Commentf("Container should have a global IPv6 address")) 433 434 out, err = s.d.Cmd("inspect", "--format", "{{.NetworkSettings.Networks.bridge.IPv6Gateway}}", "ipv6test") 435 c.Assert(err, checker.IsNil, check.Commentf(out)) 436 437 c.Assert(strings.Trim(out, " \r\n'"), checker.Equals, "2001:db8:2::100", check.Commentf("Container should have a global IPv6 gateway")) 438 } 439 440 // TestDaemonIPv6FixedCIDRAndMac checks that when the daemon is started with ipv6 fixed CIDR 441 // the running containers are given an IPv6 address derived from the MAC address and the ipv6 fixed CIDR 442 func (s *DockerDaemonSuite) TestDaemonIPv6FixedCIDRAndMac(c *check.C) { 443 // IPv6 setup is messing with local bridge address. 444 testRequires(c, SameHostDaemon) 445 // Delete the docker0 bridge if its left around from previous daemon. It has to be recreated with 446 // ipv6 enabled 447 deleteInterface(c, "docker0") 448 449 s.d.StartWithBusybox(c, "--ipv6", "--fixed-cidr-v6=2001:db8:1::/64") 450 451 out, err := s.d.Cmd("run", "-itd", "--name=ipv6test", "--mac-address", "AA:BB:CC:DD:EE:FF", "busybox") 452 c.Assert(err, checker.IsNil) 453 454 out, err = s.d.Cmd("inspect", "--format", "{{.NetworkSettings.Networks.bridge.GlobalIPv6Address}}", "ipv6test") 455 c.Assert(err, checker.IsNil) 456 c.Assert(strings.Trim(out, " \r\n'"), checker.Equals, "2001:db8:1::aabb:ccdd:eeff") 457 } 458 459 // TestDaemonIPv6HostMode checks that when the running a container with 460 // network=host the host ipv6 addresses are not removed 461 func (s *DockerDaemonSuite) TestDaemonIPv6HostMode(c *check.C) { 462 testRequires(c, SameHostDaemon) 463 deleteInterface(c, "docker0") 464 465 s.d.StartWithBusybox(c, "--ipv6", "--fixed-cidr-v6=2001:db8:2::/64") 466 out, err := s.d.Cmd("run", "-itd", "--name=hostcnt", "--network=host", "busybox:latest") 467 c.Assert(err, checker.IsNil, check.Commentf("Could not run container: %s, %v", out, err)) 468 469 out, err = s.d.Cmd("exec", "hostcnt", "ip", "-6", "addr", "show", "docker0") 470 out = strings.Trim(out, " \r\n'") 471 472 c.Assert(out, checker.Contains, "2001:db8:2::1") 473 } 474 475 func (s *DockerDaemonSuite) TestDaemonLogLevelWrong(c *check.C) { 476 c.Assert(s.d.StartWithError("--log-level=bogus"), check.NotNil, check.Commentf("Daemon shouldn't start with wrong log level")) 477 } 478 479 func (s *DockerDaemonSuite) TestDaemonLogLevelDebug(c *check.C) { 480 s.d.Start(c, "--log-level=debug") 481 content, err := s.d.ReadLogFile() 482 c.Assert(err, checker.IsNil) 483 if !strings.Contains(string(content), `level=debug`) { 484 c.Fatalf(`Missing level="debug" in log file:\n%s`, string(content)) 485 } 486 } 487 488 func (s *DockerDaemonSuite) TestDaemonLogLevelFatal(c *check.C) { 489 // we creating new daemons to create new logFile 490 s.d.Start(c, "--log-level=fatal") 491 content, err := s.d.ReadLogFile() 492 c.Assert(err, checker.IsNil) 493 if strings.Contains(string(content), `level=debug`) { 494 c.Fatalf(`Should not have level="debug" in log file:\n%s`, string(content)) 495 } 496 } 497 498 func (s *DockerDaemonSuite) TestDaemonFlagD(c *check.C) { 499 s.d.Start(c, "-D") 500 content, err := s.d.ReadLogFile() 501 c.Assert(err, checker.IsNil) 502 if !strings.Contains(string(content), `level=debug`) { 503 c.Fatalf(`Should have level="debug" in log file using -D:\n%s`, string(content)) 504 } 505 } 506 507 func (s *DockerDaemonSuite) TestDaemonFlagDebug(c *check.C) { 508 s.d.Start(c, "--debug") 509 content, err := s.d.ReadLogFile() 510 c.Assert(err, checker.IsNil) 511 if !strings.Contains(string(content), `level=debug`) { 512 c.Fatalf(`Should have level="debug" in log file using --debug:\n%s`, string(content)) 513 } 514 } 515 516 func (s *DockerDaemonSuite) TestDaemonFlagDebugLogLevelFatal(c *check.C) { 517 s.d.Start(c, "--debug", "--log-level=fatal") 518 content, err := s.d.ReadLogFile() 519 c.Assert(err, checker.IsNil) 520 if !strings.Contains(string(content), `level=debug`) { 521 c.Fatalf(`Should have level="debug" in log file when using both --debug and --log-level=fatal:\n%s`, string(content)) 522 } 523 } 524 525 func (s *DockerDaemonSuite) TestDaemonAllocatesListeningPort(c *check.C) { 526 listeningPorts := [][]string{ 527 {"0.0.0.0", "0.0.0.0", "5678"}, 528 {"127.0.0.1", "127.0.0.1", "1234"}, 529 {"localhost", "127.0.0.1", "1235"}, 530 } 531 532 cmdArgs := make([]string, 0, len(listeningPorts)*2) 533 for _, hostDirective := range listeningPorts { 534 cmdArgs = append(cmdArgs, "--host", fmt.Sprintf("tcp://%s:%s", hostDirective[0], hostDirective[2])) 535 } 536 537 s.d.StartWithBusybox(c, cmdArgs...) 538 539 for _, hostDirective := range listeningPorts { 540 output, err := s.d.Cmd("run", "-p", fmt.Sprintf("%s:%s:80", hostDirective[1], hostDirective[2]), "busybox", "true") 541 if err == nil { 542 c.Fatalf("Container should not start, expected port already allocated error: %q", output) 543 } else if !strings.Contains(output, "port is already allocated") { 544 c.Fatalf("Expected port is already allocated error: %q", output) 545 } 546 } 547 } 548 549 func (s *DockerDaemonSuite) TestDaemonKeyGeneration(c *check.C) { 550 // TODO: skip or update for Windows daemon 551 os.Remove("/etc/docker/key.json") 552 s.d.Start(c) 553 s.d.Stop(c) 554 555 k, err := libtrust.LoadKeyFile("/etc/docker/key.json") 556 if err != nil { 557 c.Fatalf("Error opening key file") 558 } 559 kid := k.KeyID() 560 // Test Key ID is a valid fingerprint (e.g. QQXN:JY5W:TBXI:MK3X:GX6P:PD5D:F56N:NHCS:LVRZ:JA46:R24J:XEFF) 561 if len(kid) != 59 { 562 c.Fatalf("Bad key ID: %s", kid) 563 } 564 } 565 566 // GH#11320 - verify that the daemon exits on failure properly 567 // Note that this explicitly tests the conflict of {-b,--bridge} and {--bip} options as the means 568 // to get a daemon init failure; no other tests for -b/--bip conflict are therefore required 569 func (s *DockerDaemonSuite) TestDaemonExitOnFailure(c *check.C) { 570 //attempt to start daemon with incorrect flags (we know -b and --bip conflict) 571 if err := s.d.StartWithError("--bridge", "nosuchbridge", "--bip", "1.1.1.1"); err != nil { 572 //verify we got the right error 573 if !strings.Contains(err.Error(), "Daemon exited") { 574 c.Fatalf("Expected daemon not to start, got %v", err) 575 } 576 // look in the log and make sure we got the message that daemon is shutting down 577 icmd.RunCommand("grep", "Error starting daemon", s.d.LogFileName()).Assert(c, icmd.Success) 578 } else { 579 //if we didn't get an error and the daemon is running, this is a failure 580 c.Fatal("Conflicting options should cause the daemon to error out with a failure") 581 } 582 } 583 584 func (s *DockerDaemonSuite) TestDaemonBridgeExternal(c *check.C) { 585 d := s.d 586 err := d.StartWithError("--bridge", "nosuchbridge") 587 c.Assert(err, check.NotNil, check.Commentf("--bridge option with an invalid bridge should cause the daemon to fail")) 588 defer d.Restart(c) 589 590 bridgeName := "external-bridge" 591 bridgeIP := "192.169.1.1/24" 592 _, bridgeIPNet, _ := net.ParseCIDR(bridgeIP) 593 594 createInterface(c, "bridge", bridgeName, bridgeIP) 595 defer deleteInterface(c, bridgeName) 596 597 d.StartWithBusybox(c, "--bridge", bridgeName) 598 599 ipTablesSearchString := bridgeIPNet.String() 600 icmd.RunCommand("iptables", "-t", "nat", "-nvL").Assert(c, icmd.Expected{ 601 Out: ipTablesSearchString, 602 }) 603 604 _, err = d.Cmd("run", "-d", "--name", "ExtContainer", "busybox", "top") 605 c.Assert(err, check.IsNil) 606 607 containerIP, err := d.FindContainerIP("ExtContainer") 608 c.Assert(err, checker.IsNil) 609 ip := net.ParseIP(containerIP) 610 c.Assert(bridgeIPNet.Contains(ip), check.Equals, true, 611 check.Commentf("Container IP-Address must be in the same subnet range : %s", 612 containerIP)) 613 } 614 615 func (s *DockerDaemonSuite) TestDaemonBridgeNone(c *check.C) { 616 // start with bridge none 617 d := s.d 618 d.StartWithBusybox(c, "--bridge", "none") 619 defer d.Restart(c) 620 621 // verify docker0 iface is not there 622 icmd.RunCommand("ifconfig", "docker0").Assert(c, icmd.Expected{ 623 ExitCode: 1, 624 Error: "exit status 1", 625 Err: "Device not found", 626 }) 627 628 // verify default "bridge" network is not there 629 out, err := d.Cmd("network", "inspect", "bridge") 630 c.Assert(err, check.NotNil, check.Commentf("\"bridge\" network should not be present if daemon started with --bridge=none")) 631 c.Assert(strings.Contains(out, "No such network"), check.Equals, true) 632 } 633 634 func createInterface(c *check.C, ifType string, ifName string, ipNet string) { 635 icmd.RunCommand("ip", "link", "add", "name", ifName, "type", ifType).Assert(c, icmd.Success) 636 icmd.RunCommand("ifconfig", ifName, ipNet, "up").Assert(c, icmd.Success) 637 } 638 639 func deleteInterface(c *check.C, ifName string) { 640 icmd.RunCommand("ip", "link", "delete", ifName).Assert(c, icmd.Success) 641 icmd.RunCommand("iptables", "-t", "nat", "--flush").Assert(c, icmd.Success) 642 icmd.RunCommand("iptables", "--flush").Assert(c, icmd.Success) 643 } 644 645 func (s *DockerDaemonSuite) TestDaemonBridgeIP(c *check.C) { 646 // TestDaemonBridgeIP Steps 647 // 1. Delete the existing docker0 Bridge 648 // 2. Set --bip daemon configuration and start the new Docker Daemon 649 // 3. Check if the bip config has taken effect using ifconfig and iptables commands 650 // 4. Launch a Container and make sure the IP-Address is in the expected subnet 651 // 5. Delete the docker0 Bridge 652 // 6. Restart the Docker Daemon (via deferred action) 653 // This Restart takes care of bringing docker0 interface back to auto-assigned IP 654 655 defaultNetworkBridge := "docker0" 656 deleteInterface(c, defaultNetworkBridge) 657 658 d := s.d 659 660 bridgeIP := "192.169.1.1/24" 661 ip, bridgeIPNet, _ := net.ParseCIDR(bridgeIP) 662 663 d.StartWithBusybox(c, "--bip", bridgeIP) 664 defer d.Restart(c) 665 666 ifconfigSearchString := ip.String() 667 icmd.RunCommand("ifconfig", defaultNetworkBridge).Assert(c, icmd.Expected{ 668 Out: ifconfigSearchString, 669 }) 670 671 ipTablesSearchString := bridgeIPNet.String() 672 icmd.RunCommand("iptables", "-t", "nat", "-nvL").Assert(c, icmd.Expected{ 673 Out: ipTablesSearchString, 674 }) 675 676 _, err := d.Cmd("run", "-d", "--name", "test", "busybox", "top") 677 c.Assert(err, check.IsNil) 678 679 containerIP, err := d.FindContainerIP("test") 680 c.Assert(err, checker.IsNil) 681 ip = net.ParseIP(containerIP) 682 c.Assert(bridgeIPNet.Contains(ip), check.Equals, true, 683 check.Commentf("Container IP-Address must be in the same subnet range : %s", 684 containerIP)) 685 deleteInterface(c, defaultNetworkBridge) 686 } 687 688 func (s *DockerDaemonSuite) TestDaemonRestartWithBridgeIPChange(c *check.C) { 689 s.d.Start(c) 690 defer s.d.Restart(c) 691 s.d.Stop(c) 692 693 // now we will change the docker0's IP and then try starting the daemon 694 bridgeIP := "192.169.100.1/24" 695 _, bridgeIPNet, _ := net.ParseCIDR(bridgeIP) 696 697 icmd.RunCommand("ifconfig", "docker0", bridgeIP).Assert(c, icmd.Success) 698 699 s.d.Start(c, "--bip", bridgeIP) 700 701 //check if the iptables contains new bridgeIP MASQUERADE rule 702 ipTablesSearchString := bridgeIPNet.String() 703 icmd.RunCommand("iptables", "-t", "nat", "-nvL").Assert(c, icmd.Expected{ 704 Out: ipTablesSearchString, 705 }) 706 } 707 708 func (s *DockerDaemonSuite) TestDaemonBridgeFixedCidr(c *check.C) { 709 d := s.d 710 711 bridgeName := "external-bridge" 712 bridgeIP := "192.169.1.1/24" 713 714 createInterface(c, "bridge", bridgeName, bridgeIP) 715 defer deleteInterface(c, bridgeName) 716 717 args := []string{"--bridge", bridgeName, "--fixed-cidr", "192.169.1.0/30"} 718 d.StartWithBusybox(c, args...) 719 defer d.Restart(c) 720 721 for i := 0; i < 4; i++ { 722 cName := "Container" + strconv.Itoa(i) 723 out, err := d.Cmd("run", "-d", "--name", cName, "busybox", "top") 724 if err != nil { 725 c.Assert(strings.Contains(out, "no available IPv4 addresses"), check.Equals, true, 726 check.Commentf("Could not run a Container : %s %s", err.Error(), out)) 727 } 728 } 729 } 730 731 func (s *DockerDaemonSuite) TestDaemonBridgeFixedCidr2(c *check.C) { 732 d := s.d 733 734 bridgeName := "external-bridge" 735 bridgeIP := "10.2.2.1/16" 736 737 createInterface(c, "bridge", bridgeName, bridgeIP) 738 defer deleteInterface(c, bridgeName) 739 740 d.StartWithBusybox(c, "--bip", bridgeIP, "--fixed-cidr", "10.2.2.0/24") 741 defer s.d.Restart(c) 742 743 out, err := d.Cmd("run", "-d", "--name", "bb", "busybox", "top") 744 c.Assert(err, checker.IsNil, check.Commentf(out)) 745 defer d.Cmd("stop", "bb") 746 747 out, err = d.Cmd("exec", "bb", "/bin/sh", "-c", "ifconfig eth0 | awk '/inet addr/{print substr($2,6)}'") 748 c.Assert(out, checker.Equals, "10.2.2.0\n") 749 750 out, err = d.Cmd("run", "--rm", "busybox", "/bin/sh", "-c", "ifconfig eth0 | awk '/inet addr/{print substr($2,6)}'") 751 c.Assert(err, checker.IsNil, check.Commentf(out)) 752 c.Assert(out, checker.Equals, "10.2.2.2\n") 753 } 754 755 func (s *DockerDaemonSuite) TestDaemonBridgeFixedCIDREqualBridgeNetwork(c *check.C) { 756 d := s.d 757 758 bridgeName := "external-bridge" 759 bridgeIP := "172.27.42.1/16" 760 761 createInterface(c, "bridge", bridgeName, bridgeIP) 762 defer deleteInterface(c, bridgeName) 763 764 d.StartWithBusybox(c, "--bridge", bridgeName, "--fixed-cidr", bridgeIP) 765 defer s.d.Restart(c) 766 767 out, err := d.Cmd("run", "-d", "busybox", "top") 768 c.Assert(err, check.IsNil, check.Commentf(out)) 769 cid1 := strings.TrimSpace(out) 770 defer d.Cmd("stop", cid1) 771 } 772 773 func (s *DockerDaemonSuite) TestDaemonDefaultGatewayIPv4Implicit(c *check.C) { 774 defaultNetworkBridge := "docker0" 775 deleteInterface(c, defaultNetworkBridge) 776 777 d := s.d 778 779 bridgeIP := "192.169.1.1" 780 bridgeIPNet := fmt.Sprintf("%s/24", bridgeIP) 781 782 d.StartWithBusybox(c, "--bip", bridgeIPNet) 783 defer d.Restart(c) 784 785 expectedMessage := fmt.Sprintf("default via %s dev", bridgeIP) 786 out, err := d.Cmd("run", "busybox", "ip", "-4", "route", "list", "0/0") 787 c.Assert(err, checker.IsNil) 788 c.Assert(strings.Contains(out, expectedMessage), check.Equals, true, 789 check.Commentf("Implicit default gateway should be bridge IP %s, but default route was '%s'", 790 bridgeIP, strings.TrimSpace(out))) 791 deleteInterface(c, defaultNetworkBridge) 792 } 793 794 func (s *DockerDaemonSuite) TestDaemonDefaultGatewayIPv4Explicit(c *check.C) { 795 defaultNetworkBridge := "docker0" 796 deleteInterface(c, defaultNetworkBridge) 797 798 d := s.d 799 800 bridgeIP := "192.169.1.1" 801 bridgeIPNet := fmt.Sprintf("%s/24", bridgeIP) 802 gatewayIP := "192.169.1.254" 803 804 d.StartWithBusybox(c, "--bip", bridgeIPNet, "--default-gateway", gatewayIP) 805 defer d.Restart(c) 806 807 expectedMessage := fmt.Sprintf("default via %s dev", gatewayIP) 808 out, err := d.Cmd("run", "busybox", "ip", "-4", "route", "list", "0/0") 809 c.Assert(err, checker.IsNil) 810 c.Assert(strings.Contains(out, expectedMessage), check.Equals, true, 811 check.Commentf("Explicit default gateway should be %s, but default route was '%s'", 812 gatewayIP, strings.TrimSpace(out))) 813 deleteInterface(c, defaultNetworkBridge) 814 } 815 816 func (s *DockerDaemonSuite) TestDaemonDefaultGatewayIPv4ExplicitOutsideContainerSubnet(c *check.C) { 817 defaultNetworkBridge := "docker0" 818 deleteInterface(c, defaultNetworkBridge) 819 820 // Program a custom default gateway outside of the container subnet, daemon should accept it and start 821 s.d.StartWithBusybox(c, "--bip", "172.16.0.10/16", "--fixed-cidr", "172.16.1.0/24", "--default-gateway", "172.16.0.254") 822 823 deleteInterface(c, defaultNetworkBridge) 824 s.d.Restart(c) 825 } 826 827 func (s *DockerDaemonSuite) TestDaemonDefaultNetworkInvalidClusterConfig(c *check.C) { 828 testRequires(c, DaemonIsLinux, SameHostDaemon) 829 830 // Start daemon without docker0 bridge 831 defaultNetworkBridge := "docker0" 832 deleteInterface(c, defaultNetworkBridge) 833 834 discoveryBackend := "consul://consuladdr:consulport/some/path" 835 s.d.Start(c, fmt.Sprintf("--cluster-store=%s", discoveryBackend)) 836 837 // Start daemon with docker0 bridge 838 result := icmd.RunCommand("ifconfig", defaultNetworkBridge) 839 result.Assert(c, icmd.Success) 840 841 s.d.Restart(c, fmt.Sprintf("--cluster-store=%s", discoveryBackend)) 842 } 843 844 func (s *DockerDaemonSuite) TestDaemonIP(c *check.C) { 845 d := s.d 846 847 ipStr := "192.170.1.1/24" 848 ip, _, _ := net.ParseCIDR(ipStr) 849 args := []string{"--ip", ip.String()} 850 d.StartWithBusybox(c, args...) 851 defer d.Restart(c) 852 853 out, err := d.Cmd("run", "-d", "-p", "8000:8000", "busybox", "top") 854 c.Assert(err, check.NotNil, 855 check.Commentf("Running a container must fail with an invalid --ip option")) 856 c.Assert(strings.Contains(out, "Error starting userland proxy"), check.Equals, true) 857 858 ifName := "dummy" 859 createInterface(c, "dummy", ifName, ipStr) 860 defer deleteInterface(c, ifName) 861 862 _, err = d.Cmd("run", "-d", "-p", "8000:8000", "busybox", "top") 863 c.Assert(err, check.IsNil) 864 865 result := icmd.RunCommand("iptables", "-t", "nat", "-nvL") 866 result.Assert(c, icmd.Success) 867 regex := fmt.Sprintf("DNAT.*%s.*dpt:8000", ip.String()) 868 matched, _ := regexp.MatchString(regex, result.Combined()) 869 c.Assert(matched, check.Equals, true, 870 check.Commentf("iptables output should have contained %q, but was %q", regex, result.Combined())) 871 } 872 873 func (s *DockerDaemonSuite) TestDaemonICCPing(c *check.C) { 874 testRequires(c, bridgeNfIptables) 875 d := s.d 876 877 bridgeName := "external-bridge" 878 bridgeIP := "192.169.1.1/24" 879 880 createInterface(c, "bridge", bridgeName, bridgeIP) 881 defer deleteInterface(c, bridgeName) 882 883 d.StartWithBusybox(c, "--bridge", bridgeName, "--icc=false") 884 defer d.Restart(c) 885 886 result := icmd.RunCommand("iptables", "-nvL", "FORWARD") 887 result.Assert(c, icmd.Success) 888 regex := fmt.Sprintf("DROP.*all.*%s.*%s", bridgeName, bridgeName) 889 matched, _ := regexp.MatchString(regex, result.Combined()) 890 c.Assert(matched, check.Equals, true, 891 check.Commentf("iptables output should have contained %q, but was %q", regex, result.Combined())) 892 893 // Pinging another container must fail with --icc=false 894 pingContainers(c, d, true) 895 896 ipStr := "192.171.1.1/24" 897 ip, _, _ := net.ParseCIDR(ipStr) 898 ifName := "icc-dummy" 899 900 createInterface(c, "dummy", ifName, ipStr) 901 902 // But, Pinging external or a Host interface must succeed 903 pingCmd := fmt.Sprintf("ping -c 1 %s -W 1", ip.String()) 904 runArgs := []string{"run", "--rm", "busybox", "sh", "-c", pingCmd} 905 _, err := d.Cmd(runArgs...) 906 c.Assert(err, check.IsNil) 907 } 908 909 func (s *DockerDaemonSuite) TestDaemonICCLinkExpose(c *check.C) { 910 d := s.d 911 912 bridgeName := "external-bridge" 913 bridgeIP := "192.169.1.1/24" 914 915 createInterface(c, "bridge", bridgeName, bridgeIP) 916 defer deleteInterface(c, bridgeName) 917 918 d.StartWithBusybox(c, "--bridge", bridgeName, "--icc=false") 919 defer d.Restart(c) 920 921 result := icmd.RunCommand("iptables", "-nvL", "FORWARD") 922 result.Assert(c, icmd.Success) 923 regex := fmt.Sprintf("DROP.*all.*%s.*%s", bridgeName, bridgeName) 924 matched, _ := regexp.MatchString(regex, result.Combined()) 925 c.Assert(matched, check.Equals, true, 926 check.Commentf("iptables output should have contained %q, but was %q", regex, result.Combined())) 927 928 out, err := d.Cmd("run", "-d", "--expose", "4567", "--name", "icc1", "busybox", "nc", "-l", "-p", "4567") 929 c.Assert(err, check.IsNil, check.Commentf(out)) 930 931 out, err = d.Cmd("run", "--link", "icc1:icc1", "busybox", "nc", "icc1", "4567") 932 c.Assert(err, check.IsNil, check.Commentf(out)) 933 } 934 935 func (s *DockerDaemonSuite) TestDaemonLinksIpTablesRulesWhenLinkAndUnlink(c *check.C) { 936 bridgeName := "external-bridge" 937 bridgeIP := "192.169.1.1/24" 938 939 createInterface(c, "bridge", bridgeName, bridgeIP) 940 defer deleteInterface(c, bridgeName) 941 942 s.d.StartWithBusybox(c, "--bridge", bridgeName, "--icc=false") 943 defer s.d.Restart(c) 944 945 _, err := s.d.Cmd("run", "-d", "--name", "child", "--publish", "8080:80", "busybox", "top") 946 c.Assert(err, check.IsNil) 947 _, err = s.d.Cmd("run", "-d", "--name", "parent", "--link", "child:http", "busybox", "top") 948 c.Assert(err, check.IsNil) 949 950 childIP, err := s.d.FindContainerIP("child") 951 c.Assert(err, checker.IsNil) 952 parentIP, err := s.d.FindContainerIP("parent") 953 c.Assert(err, checker.IsNil) 954 955 sourceRule := []string{"-i", bridgeName, "-o", bridgeName, "-p", "tcp", "-s", childIP, "--sport", "80", "-d", parentIP, "-j", "ACCEPT"} 956 destinationRule := []string{"-i", bridgeName, "-o", bridgeName, "-p", "tcp", "-s", parentIP, "--dport", "80", "-d", childIP, "-j", "ACCEPT"} 957 if !iptables.Exists("filter", "DOCKER", sourceRule...) || !iptables.Exists("filter", "DOCKER", destinationRule...) { 958 c.Fatal("Iptables rules not found") 959 } 960 961 s.d.Cmd("rm", "--link", "parent/http") 962 if iptables.Exists("filter", "DOCKER", sourceRule...) || iptables.Exists("filter", "DOCKER", destinationRule...) { 963 c.Fatal("Iptables rules should be removed when unlink") 964 } 965 966 s.d.Cmd("kill", "child") 967 s.d.Cmd("kill", "parent") 968 } 969 970 func (s *DockerDaemonSuite) TestDaemonUlimitDefaults(c *check.C) { 971 testRequires(c, DaemonIsLinux) 972 973 s.d.StartWithBusybox(c, "--default-ulimit", "nofile=42:42", "--default-ulimit", "nproc=1024:1024") 974 975 out, err := s.d.Cmd("run", "--ulimit", "nproc=2048", "--name=test", "busybox", "/bin/sh", "-c", "echo $(ulimit -n); echo $(ulimit -p)") 976 if err != nil { 977 c.Fatal(out, err) 978 } 979 980 outArr := strings.Split(out, "\n") 981 if len(outArr) < 2 { 982 c.Fatalf("got unexpected output: %s", out) 983 } 984 nofile := strings.TrimSpace(outArr[0]) 985 nproc := strings.TrimSpace(outArr[1]) 986 987 if nofile != "42" { 988 c.Fatalf("expected `ulimit -n` to be `42`, got: %s", nofile) 989 } 990 if nproc != "2048" { 991 c.Fatalf("expected `ulimit -p` to be 2048, got: %s", nproc) 992 } 993 994 // Now restart daemon with a new default 995 s.d.Restart(c, "--default-ulimit", "nofile=43") 996 997 out, err = s.d.Cmd("start", "-a", "test") 998 if err != nil { 999 c.Fatal(err) 1000 } 1001 1002 outArr = strings.Split(out, "\n") 1003 if len(outArr) < 2 { 1004 c.Fatalf("got unexpected output: %s", out) 1005 } 1006 nofile = strings.TrimSpace(outArr[0]) 1007 nproc = strings.TrimSpace(outArr[1]) 1008 1009 if nofile != "43" { 1010 c.Fatalf("expected `ulimit -n` to be `43`, got: %s", nofile) 1011 } 1012 if nproc != "2048" { 1013 c.Fatalf("expected `ulimit -p` to be 2048, got: %s", nproc) 1014 } 1015 } 1016 1017 // #11315 1018 func (s *DockerDaemonSuite) TestDaemonRestartRenameContainer(c *check.C) { 1019 s.d.StartWithBusybox(c) 1020 1021 if out, err := s.d.Cmd("run", "--name=test", "busybox"); err != nil { 1022 c.Fatal(err, out) 1023 } 1024 1025 if out, err := s.d.Cmd("rename", "test", "test2"); err != nil { 1026 c.Fatal(err, out) 1027 } 1028 1029 s.d.Restart(c) 1030 1031 if out, err := s.d.Cmd("start", "test2"); err != nil { 1032 c.Fatal(err, out) 1033 } 1034 } 1035 1036 func (s *DockerDaemonSuite) TestDaemonLoggingDriverDefault(c *check.C) { 1037 s.d.StartWithBusybox(c) 1038 1039 out, err := s.d.Cmd("run", "--name=test", "busybox", "echo", "testline") 1040 c.Assert(err, check.IsNil, check.Commentf(out)) 1041 id, err := s.d.GetIDByName("test") 1042 c.Assert(err, check.IsNil) 1043 1044 logPath := filepath.Join(s.d.Root, "containers", id, id+"-json.log") 1045 1046 if _, err := os.Stat(logPath); err != nil { 1047 c.Fatal(err) 1048 } 1049 f, err := os.Open(logPath) 1050 if err != nil { 1051 c.Fatal(err) 1052 } 1053 defer f.Close() 1054 1055 var res struct { 1056 Log string `json:"log"` 1057 Stream string `json:"stream"` 1058 Time time.Time `json:"time"` 1059 } 1060 if err := json.NewDecoder(f).Decode(&res); err != nil { 1061 c.Fatal(err) 1062 } 1063 if res.Log != "testline\n" { 1064 c.Fatalf("Unexpected log line: %q, expected: %q", res.Log, "testline\n") 1065 } 1066 if res.Stream != "stdout" { 1067 c.Fatalf("Unexpected stream: %q, expected: %q", res.Stream, "stdout") 1068 } 1069 if !time.Now().After(res.Time) { 1070 c.Fatalf("Log time %v in future", res.Time) 1071 } 1072 } 1073 1074 func (s *DockerDaemonSuite) TestDaemonLoggingDriverDefaultOverride(c *check.C) { 1075 s.d.StartWithBusybox(c) 1076 1077 out, err := s.d.Cmd("run", "--name=test", "--log-driver=none", "busybox", "echo", "testline") 1078 if err != nil { 1079 c.Fatal(out, err) 1080 } 1081 id, err := s.d.GetIDByName("test") 1082 c.Assert(err, check.IsNil) 1083 1084 logPath := filepath.Join(s.d.Root, "containers", id, id+"-json.log") 1085 1086 if _, err := os.Stat(logPath); err == nil || !os.IsNotExist(err) { 1087 c.Fatalf("%s shouldn't exits, error on Stat: %s", logPath, err) 1088 } 1089 } 1090 1091 func (s *DockerDaemonSuite) TestDaemonLoggingDriverNone(c *check.C) { 1092 s.d.StartWithBusybox(c, "--log-driver=none") 1093 1094 out, err := s.d.Cmd("run", "--name=test", "busybox", "echo", "testline") 1095 if err != nil { 1096 c.Fatal(out, err) 1097 } 1098 id, err := s.d.GetIDByName("test") 1099 c.Assert(err, check.IsNil) 1100 1101 logPath := filepath.Join(s.d.Root, "containers", id, id+"-json.log") 1102 1103 if _, err := os.Stat(logPath); err == nil || !os.IsNotExist(err) { 1104 c.Fatalf("%s shouldn't exits, error on Stat: %s", logPath, err) 1105 } 1106 } 1107 1108 func (s *DockerDaemonSuite) TestDaemonLoggingDriverNoneOverride(c *check.C) { 1109 s.d.StartWithBusybox(c, "--log-driver=none") 1110 1111 out, err := s.d.Cmd("run", "--name=test", "--log-driver=json-file", "busybox", "echo", "testline") 1112 if err != nil { 1113 c.Fatal(out, err) 1114 } 1115 id, err := s.d.GetIDByName("test") 1116 c.Assert(err, check.IsNil) 1117 1118 logPath := filepath.Join(s.d.Root, "containers", id, id+"-json.log") 1119 1120 if _, err := os.Stat(logPath); err != nil { 1121 c.Fatal(err) 1122 } 1123 f, err := os.Open(logPath) 1124 if err != nil { 1125 c.Fatal(err) 1126 } 1127 defer f.Close() 1128 1129 var res struct { 1130 Log string `json:"log"` 1131 Stream string `json:"stream"` 1132 Time time.Time `json:"time"` 1133 } 1134 if err := json.NewDecoder(f).Decode(&res); err != nil { 1135 c.Fatal(err) 1136 } 1137 if res.Log != "testline\n" { 1138 c.Fatalf("Unexpected log line: %q, expected: %q", res.Log, "testline\n") 1139 } 1140 if res.Stream != "stdout" { 1141 c.Fatalf("Unexpected stream: %q, expected: %q", res.Stream, "stdout") 1142 } 1143 if !time.Now().After(res.Time) { 1144 c.Fatalf("Log time %v in future", res.Time) 1145 } 1146 } 1147 1148 func (s *DockerDaemonSuite) TestDaemonLoggingDriverNoneLogsError(c *check.C) { 1149 s.d.StartWithBusybox(c, "--log-driver=none") 1150 1151 out, err := s.d.Cmd("run", "--name=test", "busybox", "echo", "testline") 1152 c.Assert(err, checker.IsNil, check.Commentf(out)) 1153 1154 out, err = s.d.Cmd("logs", "test") 1155 c.Assert(err, check.NotNil, check.Commentf("Logs should fail with 'none' driver")) 1156 expected := `configured logging driver does not support reading` 1157 c.Assert(out, checker.Contains, expected) 1158 } 1159 1160 func (s *DockerDaemonSuite) TestDaemonLoggingDriverShouldBeIgnoredForBuild(c *check.C) { 1161 s.d.StartWithBusybox(c, "--log-driver=splunk") 1162 1163 out, err := s.d.Cmd("build") 1164 out, code, err := s.d.BuildImageWithOut("busyboxs", ` 1165 FROM busybox 1166 RUN echo foo`, false) 1167 comment := check.Commentf("Failed to build image. output %s, exitCode %d, err %v", out, code, err) 1168 c.Assert(err, check.IsNil, comment) 1169 c.Assert(code, check.Equals, 0, comment) 1170 c.Assert(out, checker.Contains, "foo", comment) 1171 } 1172 1173 func (s *DockerDaemonSuite) TestDaemonUnixSockCleanedUp(c *check.C) { 1174 dir, err := ioutil.TempDir("", "socket-cleanup-test") 1175 if err != nil { 1176 c.Fatal(err) 1177 } 1178 defer os.RemoveAll(dir) 1179 1180 sockPath := filepath.Join(dir, "docker.sock") 1181 s.d.Start(c, "--host", "unix://"+sockPath) 1182 1183 if _, err := os.Stat(sockPath); err != nil { 1184 c.Fatal("socket does not exist") 1185 } 1186 1187 s.d.Stop(c) 1188 1189 if _, err := os.Stat(sockPath); err == nil || !os.IsNotExist(err) { 1190 c.Fatal("unix socket is not cleaned up") 1191 } 1192 } 1193 1194 func (s *DockerDaemonSuite) TestDaemonWithWrongkey(c *check.C) { 1195 type Config struct { 1196 Crv string `json:"crv"` 1197 D string `json:"d"` 1198 Kid string `json:"kid"` 1199 Kty string `json:"kty"` 1200 X string `json:"x"` 1201 Y string `json:"y"` 1202 } 1203 1204 os.Remove("/etc/docker/key.json") 1205 s.d.Start(c) 1206 s.d.Stop(c) 1207 1208 config := &Config{} 1209 bytes, err := ioutil.ReadFile("/etc/docker/key.json") 1210 if err != nil { 1211 c.Fatalf("Error reading key.json file: %s", err) 1212 } 1213 1214 // byte[] to Data-Struct 1215 if err := json.Unmarshal(bytes, &config); err != nil { 1216 c.Fatalf("Error Unmarshal: %s", err) 1217 } 1218 1219 //replace config.Kid with the fake value 1220 config.Kid = "VSAJ:FUYR:X3H2:B2VZ:KZ6U:CJD5:K7BX:ZXHY:UZXT:P4FT:MJWG:HRJ4" 1221 1222 // NEW Data-Struct to byte[] 1223 newBytes, err := json.Marshal(&config) 1224 if err != nil { 1225 c.Fatalf("Error Marshal: %s", err) 1226 } 1227 1228 // write back 1229 if err := ioutil.WriteFile("/etc/docker/key.json", newBytes, 0400); err != nil { 1230 c.Fatalf("Error ioutil.WriteFile: %s", err) 1231 } 1232 1233 defer os.Remove("/etc/docker/key.json") 1234 1235 if err := s.d.StartWithError(); err == nil { 1236 c.Fatalf("It should not be successful to start daemon with wrong key: %v", err) 1237 } 1238 1239 content, err := s.d.ReadLogFile() 1240 c.Assert(err, checker.IsNil) 1241 1242 if !strings.Contains(string(content), "Public Key ID does not match") { 1243 c.Fatalf("Missing KeyID message from daemon logs: %s", string(content)) 1244 } 1245 } 1246 1247 func (s *DockerDaemonSuite) TestDaemonRestartKillWait(c *check.C) { 1248 s.d.StartWithBusybox(c) 1249 1250 out, err := s.d.Cmd("run", "-id", "busybox", "/bin/cat") 1251 if err != nil { 1252 c.Fatalf("Could not run /bin/cat: err=%v\n%s", err, out) 1253 } 1254 containerID := strings.TrimSpace(out) 1255 1256 if out, err := s.d.Cmd("kill", containerID); err != nil { 1257 c.Fatalf("Could not kill %s: err=%v\n%s", containerID, err, out) 1258 } 1259 1260 s.d.Restart(c) 1261 1262 errchan := make(chan error) 1263 go func() { 1264 if out, err := s.d.Cmd("wait", containerID); err != nil { 1265 errchan <- fmt.Errorf("%v:\n%s", err, out) 1266 } 1267 close(errchan) 1268 }() 1269 1270 select { 1271 case <-time.After(5 * time.Second): 1272 c.Fatal("Waiting on a stopped (killed) container timed out") 1273 case err := <-errchan: 1274 if err != nil { 1275 c.Fatal(err) 1276 } 1277 } 1278 } 1279 1280 // TestHTTPSInfo connects via two-way authenticated HTTPS to the info endpoint 1281 func (s *DockerDaemonSuite) TestHTTPSInfo(c *check.C) { 1282 const ( 1283 testDaemonHTTPSAddr = "tcp://localhost:4271" 1284 ) 1285 1286 s.d.Start(c, 1287 "--tlsverify", 1288 "--tlscacert", "fixtures/https/ca.pem", 1289 "--tlscert", "fixtures/https/server-cert.pem", 1290 "--tlskey", "fixtures/https/server-key.pem", 1291 "-H", testDaemonHTTPSAddr) 1292 1293 args := []string{ 1294 "--host", testDaemonHTTPSAddr, 1295 "--tlsverify", 1296 "--tlscacert", "fixtures/https/ca.pem", 1297 "--tlscert", "fixtures/https/client-cert.pem", 1298 "--tlskey", "fixtures/https/client-key.pem", 1299 "info", 1300 } 1301 out, err := s.d.Cmd(args...) 1302 if err != nil { 1303 c.Fatalf("Error Occurred: %s and output: %s", err, out) 1304 } 1305 } 1306 1307 // TestHTTPSRun connects via two-way authenticated HTTPS to the create, attach, start, and wait endpoints. 1308 // https://github.com/docker/docker/issues/19280 1309 func (s *DockerDaemonSuite) TestHTTPSRun(c *check.C) { 1310 const ( 1311 testDaemonHTTPSAddr = "tcp://localhost:4271" 1312 ) 1313 1314 s.d.StartWithBusybox(c, "--tlsverify", "--tlscacert", "fixtures/https/ca.pem", "--tlscert", "fixtures/https/server-cert.pem", 1315 "--tlskey", "fixtures/https/server-key.pem", "-H", testDaemonHTTPSAddr) 1316 1317 args := []string{ 1318 "--host", testDaemonHTTPSAddr, 1319 "--tlsverify", "--tlscacert", "fixtures/https/ca.pem", 1320 "--tlscert", "fixtures/https/client-cert.pem", 1321 "--tlskey", "fixtures/https/client-key.pem", 1322 "run", "busybox", "echo", "TLS response", 1323 } 1324 out, err := s.d.Cmd(args...) 1325 if err != nil { 1326 c.Fatalf("Error Occurred: %s and output: %s", err, out) 1327 } 1328 1329 if !strings.Contains(out, "TLS response") { 1330 c.Fatalf("expected output to include `TLS response`, got %v", out) 1331 } 1332 } 1333 1334 // TestTLSVerify verifies that --tlsverify=false turns on tls 1335 func (s *DockerDaemonSuite) TestTLSVerify(c *check.C) { 1336 out, err := exec.Command(dockerdBinary, "--tlsverify=false").CombinedOutput() 1337 if err == nil || !strings.Contains(string(out), "Could not load X509 key pair") { 1338 c.Fatalf("Daemon should not have started due to missing certs: %v\n%s", err, string(out)) 1339 } 1340 } 1341 1342 // TestHTTPSInfoRogueCert connects via two-way authenticated HTTPS to the info endpoint 1343 // by using a rogue client certificate and checks that it fails with the expected error. 1344 func (s *DockerDaemonSuite) TestHTTPSInfoRogueCert(c *check.C) { 1345 const ( 1346 errBadCertificate = "bad certificate" 1347 testDaemonHTTPSAddr = "tcp://localhost:4271" 1348 ) 1349 1350 s.d.Start(c, 1351 "--tlsverify", 1352 "--tlscacert", "fixtures/https/ca.pem", 1353 "--tlscert", "fixtures/https/server-cert.pem", 1354 "--tlskey", "fixtures/https/server-key.pem", 1355 "-H", testDaemonHTTPSAddr) 1356 1357 args := []string{ 1358 "--host", testDaemonHTTPSAddr, 1359 "--tlsverify", 1360 "--tlscacert", "fixtures/https/ca.pem", 1361 "--tlscert", "fixtures/https/client-rogue-cert.pem", 1362 "--tlskey", "fixtures/https/client-rogue-key.pem", 1363 "info", 1364 } 1365 out, err := s.d.Cmd(args...) 1366 if err == nil || !strings.Contains(out, errBadCertificate) { 1367 c.Fatalf("Expected err: %s, got instead: %s and output: %s", errBadCertificate, err, out) 1368 } 1369 } 1370 1371 // TestHTTPSInfoRogueServerCert connects via two-way authenticated HTTPS to the info endpoint 1372 // which provides a rogue server certificate and checks that it fails with the expected error 1373 func (s *DockerDaemonSuite) TestHTTPSInfoRogueServerCert(c *check.C) { 1374 const ( 1375 errCaUnknown = "x509: certificate signed by unknown authority" 1376 testDaemonRogueHTTPSAddr = "tcp://localhost:4272" 1377 ) 1378 s.d.Start(c, 1379 "--tlsverify", 1380 "--tlscacert", "fixtures/https/ca.pem", 1381 "--tlscert", "fixtures/https/server-rogue-cert.pem", 1382 "--tlskey", "fixtures/https/server-rogue-key.pem", 1383 "-H", testDaemonRogueHTTPSAddr) 1384 1385 args := []string{ 1386 "--host", testDaemonRogueHTTPSAddr, 1387 "--tlsverify", 1388 "--tlscacert", "fixtures/https/ca.pem", 1389 "--tlscert", "fixtures/https/client-rogue-cert.pem", 1390 "--tlskey", "fixtures/https/client-rogue-key.pem", 1391 "info", 1392 } 1393 out, err := s.d.Cmd(args...) 1394 if err == nil || !strings.Contains(out, errCaUnknown) { 1395 c.Fatalf("Expected err: %s, got instead: %s and output: %s", errCaUnknown, err, out) 1396 } 1397 } 1398 1399 func pingContainers(c *check.C, d *daemon.Daemon, expectFailure bool) { 1400 var dargs []string 1401 if d != nil { 1402 dargs = []string{"--host", d.Sock()} 1403 } 1404 1405 args := append(dargs, "run", "-d", "--name", "container1", "busybox", "top") 1406 dockerCmd(c, args...) 1407 1408 args = append(dargs, "run", "--rm", "--link", "container1:alias1", "busybox", "sh", "-c") 1409 pingCmd := "ping -c 1 %s -W 1" 1410 args = append(args, fmt.Sprintf(pingCmd, "alias1")) 1411 _, _, err := dockerCmdWithError(args...) 1412 1413 if expectFailure { 1414 c.Assert(err, check.NotNil) 1415 } else { 1416 c.Assert(err, check.IsNil) 1417 } 1418 1419 args = append(dargs, "rm", "-f", "container1") 1420 dockerCmd(c, args...) 1421 } 1422 1423 func (s *DockerDaemonSuite) TestDaemonRestartWithSocketAsVolume(c *check.C) { 1424 s.d.StartWithBusybox(c) 1425 1426 socket := filepath.Join(s.d.Folder, "docker.sock") 1427 1428 out, err := s.d.Cmd("run", "--restart=always", "-v", socket+":/sock", "busybox") 1429 c.Assert(err, check.IsNil, check.Commentf("Output: %s", out)) 1430 s.d.Restart(c) 1431 } 1432 1433 // os.Kill should kill daemon ungracefully, leaving behind container mounts. 1434 // A subsequent daemon restart should clean up said mounts. 1435 func (s *DockerDaemonSuite) TestCleanupMountsAfterDaemonAndContainerKill(c *check.C) { 1436 d := daemon.New(c, dockerBinary, dockerdBinary, daemon.Config{ 1437 Experimental: testEnv.ExperimentalDaemon(), 1438 }) 1439 d.StartWithBusybox(c) 1440 1441 out, err := d.Cmd("run", "-d", "busybox", "top") 1442 c.Assert(err, check.IsNil, check.Commentf("Output: %s", out)) 1443 id := strings.TrimSpace(out) 1444 c.Assert(d.Signal(os.Kill), check.IsNil) 1445 mountOut, err := ioutil.ReadFile("/proc/self/mountinfo") 1446 c.Assert(err, check.IsNil, check.Commentf("Output: %s", mountOut)) 1447 1448 // container mounts should exist even after daemon has crashed. 1449 comment := check.Commentf("%s should stay mounted from older daemon start:\nDaemon root repository %s\n%s", id, d.Root, mountOut) 1450 c.Assert(strings.Contains(string(mountOut), id), check.Equals, true, comment) 1451 1452 // kill the container 1453 icmd.RunCommand(ctrBinary, "--address", "/var/run/docker/containerd/docker-containerd.sock", 1454 "--namespace", moby_daemon.ContainersNamespace, "tasks", "kill", id).Assert(c, icmd.Success) 1455 1456 // restart daemon. 1457 d.Restart(c) 1458 1459 // Now, container mounts should be gone. 1460 mountOut, err = ioutil.ReadFile("/proc/self/mountinfo") 1461 c.Assert(err, check.IsNil, check.Commentf("Output: %s", mountOut)) 1462 comment = check.Commentf("%s is still mounted from older daemon start:\nDaemon root repository %s\n%s", id, d.Root, mountOut) 1463 c.Assert(strings.Contains(string(mountOut), id), check.Equals, false, comment) 1464 1465 d.Stop(c) 1466 } 1467 1468 // os.Interrupt should perform a graceful daemon shutdown and hence cleanup mounts. 1469 func (s *DockerDaemonSuite) TestCleanupMountsAfterGracefulShutdown(c *check.C) { 1470 d := daemon.New(c, dockerBinary, dockerdBinary, daemon.Config{ 1471 Experimental: testEnv.ExperimentalDaemon(), 1472 }) 1473 d.StartWithBusybox(c) 1474 1475 out, err := d.Cmd("run", "-d", "busybox", "top") 1476 c.Assert(err, check.IsNil, check.Commentf("Output: %s", out)) 1477 id := strings.TrimSpace(out) 1478 1479 // Send SIGINT and daemon should clean up 1480 c.Assert(d.Signal(os.Interrupt), check.IsNil) 1481 // Wait for the daemon to stop. 1482 c.Assert(<-d.Wait, checker.IsNil) 1483 1484 mountOut, err := ioutil.ReadFile("/proc/self/mountinfo") 1485 c.Assert(err, check.IsNil, check.Commentf("Output: %s", mountOut)) 1486 1487 comment := check.Commentf("%s is still mounted from older daemon start:\nDaemon root repository %s\n%s", id, d.Root, mountOut) 1488 c.Assert(strings.Contains(string(mountOut), id), check.Equals, false, comment) 1489 } 1490 1491 func (s *DockerDaemonSuite) TestRunContainerWithBridgeNone(c *check.C) { 1492 testRequires(c, DaemonIsLinux, NotUserNamespace) 1493 s.d.StartWithBusybox(c, "-b", "none") 1494 1495 out, err := s.d.Cmd("run", "--rm", "busybox", "ip", "l") 1496 c.Assert(err, check.IsNil, check.Commentf("Output: %s", out)) 1497 c.Assert(strings.Contains(out, "eth0"), check.Equals, false, 1498 check.Commentf("There shouldn't be eth0 in container in default(bridge) mode when bridge network is disabled: %s", out)) 1499 1500 out, err = s.d.Cmd("run", "--rm", "--net=bridge", "busybox", "ip", "l") 1501 c.Assert(err, check.IsNil, check.Commentf("Output: %s", out)) 1502 c.Assert(strings.Contains(out, "eth0"), check.Equals, false, 1503 check.Commentf("There shouldn't be eth0 in container in bridge mode when bridge network is disabled: %s", out)) 1504 // the extra grep and awk clean up the output of `ip` to only list the number and name of 1505 // interfaces, allowing for different versions of ip (e.g. inside and outside the container) to 1506 // be used while still verifying that the interface list is the exact same 1507 cmd := exec.Command("sh", "-c", "ip l | grep -E '^[0-9]+:' | awk -F: ' { print $1\":\"$2 } '") 1508 stdout := bytes.NewBuffer(nil) 1509 cmd.Stdout = stdout 1510 if err := cmd.Run(); err != nil { 1511 c.Fatal("Failed to get host network interface") 1512 } 1513 out, err = s.d.Cmd("run", "--rm", "--net=host", "busybox", "sh", "-c", "ip l | grep -E '^[0-9]+:' | awk -F: ' { print $1\":\"$2 } '") 1514 c.Assert(err, check.IsNil, check.Commentf("Output: %s", out)) 1515 c.Assert(out, check.Equals, fmt.Sprintf("%s", stdout), 1516 check.Commentf("The network interfaces in container should be the same with host when --net=host when bridge network is disabled: %s", out)) 1517 } 1518 1519 func (s *DockerDaemonSuite) TestDaemonRestartWithContainerRunning(t *check.C) { 1520 s.d.StartWithBusybox(t) 1521 if out, err := s.d.Cmd("run", "-d", "--name", "test", "busybox", "top"); err != nil { 1522 t.Fatal(out, err) 1523 } 1524 1525 s.d.Restart(t) 1526 // Container 'test' should be removed without error 1527 if out, err := s.d.Cmd("rm", "test"); err != nil { 1528 t.Fatal(out, err) 1529 } 1530 } 1531 1532 func (s *DockerDaemonSuite) TestDaemonRestartCleanupNetns(c *check.C) { 1533 s.d.StartWithBusybox(c) 1534 out, err := s.d.Cmd("run", "--name", "netns", "-d", "busybox", "top") 1535 if err != nil { 1536 c.Fatal(out, err) 1537 } 1538 1539 // Get sandbox key via inspect 1540 out, err = s.d.Cmd("inspect", "--format", "'{{.NetworkSettings.SandboxKey}}'", "netns") 1541 if err != nil { 1542 c.Fatalf("Error inspecting container: %s, %v", out, err) 1543 } 1544 fileName := strings.Trim(out, " \r\n'") 1545 1546 if out, err := s.d.Cmd("stop", "netns"); err != nil { 1547 c.Fatal(out, err) 1548 } 1549 1550 // Test if the file still exists 1551 icmd.RunCommand("stat", "-c", "%n", fileName).Assert(c, icmd.Expected{ 1552 Out: fileName, 1553 }) 1554 1555 // Remove the container and restart the daemon 1556 if out, err := s.d.Cmd("rm", "netns"); err != nil { 1557 c.Fatal(out, err) 1558 } 1559 1560 s.d.Restart(c) 1561 1562 // Test again and see now the netns file does not exist 1563 icmd.RunCommand("stat", "-c", "%n", fileName).Assert(c, icmd.Expected{ 1564 Err: "No such file or directory", 1565 ExitCode: 1, 1566 }) 1567 } 1568 1569 // tests regression detailed in #13964 where DOCKER_TLS_VERIFY env is ignored 1570 func (s *DockerDaemonSuite) TestDaemonTLSVerifyIssue13964(c *check.C) { 1571 host := "tcp://localhost:4271" 1572 s.d.Start(c, "-H", host) 1573 icmd.RunCmd(icmd.Cmd{ 1574 Command: []string{dockerBinary, "-H", host, "info"}, 1575 Env: []string{"DOCKER_TLS_VERIFY=1", "DOCKER_CERT_PATH=fixtures/https"}, 1576 }).Assert(c, icmd.Expected{ 1577 ExitCode: 1, 1578 Err: "error during connect", 1579 }) 1580 } 1581 1582 func setupV6(c *check.C) { 1583 // Hack to get the right IPv6 address on docker0, which has already been created 1584 result := icmd.RunCommand("ip", "addr", "add", "fe80::1/64", "dev", "docker0") 1585 result.Assert(c, icmd.Success) 1586 } 1587 1588 func teardownV6(c *check.C) { 1589 result := icmd.RunCommand("ip", "addr", "del", "fe80::1/64", "dev", "docker0") 1590 result.Assert(c, icmd.Success) 1591 } 1592 1593 func (s *DockerDaemonSuite) TestDaemonRestartWithContainerWithRestartPolicyAlways(c *check.C) { 1594 s.d.StartWithBusybox(c) 1595 1596 out, err := s.d.Cmd("run", "-d", "--restart", "always", "busybox", "top") 1597 c.Assert(err, check.IsNil) 1598 id := strings.TrimSpace(out) 1599 1600 _, err = s.d.Cmd("stop", id) 1601 c.Assert(err, check.IsNil) 1602 _, err = s.d.Cmd("wait", id) 1603 c.Assert(err, check.IsNil) 1604 1605 out, err = s.d.Cmd("ps", "-q") 1606 c.Assert(err, check.IsNil) 1607 c.Assert(out, check.Equals, "") 1608 1609 s.d.Restart(c) 1610 1611 out, err = s.d.Cmd("ps", "-q") 1612 c.Assert(err, check.IsNil) 1613 c.Assert(strings.TrimSpace(out), check.Equals, id[:12]) 1614 } 1615 1616 func (s *DockerDaemonSuite) TestDaemonWideLogConfig(c *check.C) { 1617 s.d.StartWithBusybox(c, "--log-opt=max-size=1k") 1618 name := "logtest" 1619 out, err := s.d.Cmd("run", "-d", "--log-opt=max-file=5", "--name", name, "busybox", "top") 1620 c.Assert(err, check.IsNil, check.Commentf("Output: %s, err: %v", out, err)) 1621 1622 out, err = s.d.Cmd("inspect", "-f", "{{ .HostConfig.LogConfig.Config }}", name) 1623 c.Assert(err, check.IsNil, check.Commentf("Output: %s", out)) 1624 c.Assert(out, checker.Contains, "max-size:1k") 1625 c.Assert(out, checker.Contains, "max-file:5") 1626 1627 out, err = s.d.Cmd("inspect", "-f", "{{ .HostConfig.LogConfig.Type }}", name) 1628 c.Assert(err, check.IsNil, check.Commentf("Output: %s", out)) 1629 c.Assert(strings.TrimSpace(out), checker.Equals, "json-file") 1630 } 1631 1632 func (s *DockerDaemonSuite) TestDaemonRestartWithPausedContainer(c *check.C) { 1633 s.d.StartWithBusybox(c) 1634 if out, err := s.d.Cmd("run", "-i", "-d", "--name", "test", "busybox", "top"); err != nil { 1635 c.Fatal(err, out) 1636 } 1637 if out, err := s.d.Cmd("pause", "test"); err != nil { 1638 c.Fatal(err, out) 1639 } 1640 s.d.Restart(c) 1641 1642 errchan := make(chan error) 1643 go func() { 1644 out, err := s.d.Cmd("start", "test") 1645 if err != nil { 1646 errchan <- fmt.Errorf("%v:\n%s", err, out) 1647 } 1648 name := strings.TrimSpace(out) 1649 if name != "test" { 1650 errchan <- fmt.Errorf("Paused container start error on docker daemon restart, expected 'test' but got '%s'", name) 1651 } 1652 close(errchan) 1653 }() 1654 1655 select { 1656 case <-time.After(5 * time.Second): 1657 c.Fatal("Waiting on start a container timed out") 1658 case err := <-errchan: 1659 if err != nil { 1660 c.Fatal(err) 1661 } 1662 } 1663 } 1664 1665 func (s *DockerDaemonSuite) TestDaemonRestartRmVolumeInUse(c *check.C) { 1666 s.d.StartWithBusybox(c) 1667 1668 out, err := s.d.Cmd("create", "-v", "test:/foo", "busybox") 1669 c.Assert(err, check.IsNil, check.Commentf(out)) 1670 1671 s.d.Restart(c) 1672 1673 out, err = s.d.Cmd("volume", "rm", "test") 1674 c.Assert(err, check.NotNil, check.Commentf("should not be able to remove in use volume after daemon restart")) 1675 c.Assert(out, checker.Contains, "in use") 1676 } 1677 1678 func (s *DockerDaemonSuite) TestDaemonRestartLocalVolumes(c *check.C) { 1679 s.d.Start(c) 1680 1681 _, err := s.d.Cmd("volume", "create", "test") 1682 c.Assert(err, check.IsNil) 1683 s.d.Restart(c) 1684 1685 _, err = s.d.Cmd("volume", "inspect", "test") 1686 c.Assert(err, check.IsNil) 1687 } 1688 1689 // FIXME(vdemeester) should be a unit test 1690 func (s *DockerDaemonSuite) TestDaemonCorruptedLogDriverAddress(c *check.C) { 1691 d := daemon.New(c, dockerBinary, dockerdBinary, daemon.Config{ 1692 Experimental: testEnv.ExperimentalDaemon(), 1693 }) 1694 c.Assert(d.StartWithError("--log-driver=syslog", "--log-opt", "syslog-address=corrupted:42"), check.NotNil) 1695 expected := "Failed to set log opts: syslog-address should be in form proto://address" 1696 icmd.RunCommand("grep", expected, d.LogFileName()).Assert(c, icmd.Success) 1697 } 1698 1699 // FIXME(vdemeester) should be a unit test 1700 func (s *DockerDaemonSuite) TestDaemonCorruptedFluentdAddress(c *check.C) { 1701 d := daemon.New(c, dockerBinary, dockerdBinary, daemon.Config{ 1702 Experimental: testEnv.ExperimentalDaemon(), 1703 }) 1704 c.Assert(d.StartWithError("--log-driver=fluentd", "--log-opt", "fluentd-address=corrupted:c"), check.NotNil) 1705 expected := "Failed to set log opts: invalid fluentd-address corrupted:c: " 1706 icmd.RunCommand("grep", expected, d.LogFileName()).Assert(c, icmd.Success) 1707 } 1708 1709 // FIXME(vdemeester) Use a new daemon instance instead of the Suite one 1710 func (s *DockerDaemonSuite) TestDaemonStartWithoutHost(c *check.C) { 1711 s.d.UseDefaultHost = true 1712 defer func() { 1713 s.d.UseDefaultHost = false 1714 }() 1715 s.d.Start(c) 1716 } 1717 1718 // FIXME(vdemeester) Use a new daemon instance instead of the Suite one 1719 func (s *DockerDaemonSuite) TestDaemonStartWithDefaultTLSHost(c *check.C) { 1720 s.d.UseDefaultTLSHost = true 1721 defer func() { 1722 s.d.UseDefaultTLSHost = false 1723 }() 1724 s.d.Start(c, 1725 "--tlsverify", 1726 "--tlscacert", "fixtures/https/ca.pem", 1727 "--tlscert", "fixtures/https/server-cert.pem", 1728 "--tlskey", "fixtures/https/server-key.pem") 1729 1730 // The client with --tlsverify should also use default host localhost:2376 1731 tmpHost := os.Getenv("DOCKER_HOST") 1732 defer func() { 1733 os.Setenv("DOCKER_HOST", tmpHost) 1734 }() 1735 1736 os.Setenv("DOCKER_HOST", "") 1737 1738 out, _ := dockerCmd( 1739 c, 1740 "--tlsverify", 1741 "--tlscacert", "fixtures/https/ca.pem", 1742 "--tlscert", "fixtures/https/client-cert.pem", 1743 "--tlskey", "fixtures/https/client-key.pem", 1744 "version", 1745 ) 1746 if !strings.Contains(out, "Server") { 1747 c.Fatalf("docker version should return information of server side") 1748 } 1749 1750 // ensure when connecting to the server that only a single acceptable CA is requested 1751 contents, err := ioutil.ReadFile("fixtures/https/ca.pem") 1752 c.Assert(err, checker.IsNil) 1753 rootCert, err := helpers.ParseCertificatePEM(contents) 1754 c.Assert(err, checker.IsNil) 1755 rootPool := x509.NewCertPool() 1756 rootPool.AddCert(rootCert) 1757 1758 var certRequestInfo *tls.CertificateRequestInfo 1759 conn, err := tls.Dial("tcp", fmt.Sprintf("%s:%d", opts.DefaultHTTPHost, opts.DefaultTLSHTTPPort), &tls.Config{ 1760 RootCAs: rootPool, 1761 GetClientCertificate: func(cri *tls.CertificateRequestInfo) (*tls.Certificate, error) { 1762 certRequestInfo = cri 1763 cert, err := tls.LoadX509KeyPair("fixtures/https/client-cert.pem", "fixtures/https/client-key.pem") 1764 if err != nil { 1765 return nil, err 1766 } 1767 return &cert, nil 1768 }, 1769 }) 1770 c.Assert(err, checker.IsNil) 1771 conn.Close() 1772 1773 c.Assert(certRequestInfo, checker.NotNil) 1774 c.Assert(certRequestInfo.AcceptableCAs, checker.HasLen, 1) 1775 c.Assert(certRequestInfo.AcceptableCAs[0], checker.DeepEquals, rootCert.RawSubject) 1776 } 1777 1778 func (s *DockerDaemonSuite) TestBridgeIPIsExcludedFromAllocatorPool(c *check.C) { 1779 defaultNetworkBridge := "docker0" 1780 deleteInterface(c, defaultNetworkBridge) 1781 1782 bridgeIP := "192.169.1.1" 1783 bridgeRange := bridgeIP + "/30" 1784 1785 s.d.StartWithBusybox(c, "--bip", bridgeRange) 1786 defer s.d.Restart(c) 1787 1788 var cont int 1789 for { 1790 contName := fmt.Sprintf("container%d", cont) 1791 _, err := s.d.Cmd("run", "--name", contName, "-d", "busybox", "/bin/sleep", "2") 1792 if err != nil { 1793 // pool exhausted 1794 break 1795 } 1796 ip, err := s.d.Cmd("inspect", "--format", "'{{.NetworkSettings.IPAddress}}'", contName) 1797 c.Assert(err, check.IsNil) 1798 1799 c.Assert(ip, check.Not(check.Equals), bridgeIP) 1800 cont++ 1801 } 1802 } 1803 1804 // Test daemon for no space left on device error 1805 func (s *DockerDaemonSuite) TestDaemonNoSpaceLeftOnDeviceError(c *check.C) { 1806 testRequires(c, SameHostDaemon, DaemonIsLinux, Network) 1807 1808 testDir, err := ioutil.TempDir("", "no-space-left-on-device-test") 1809 c.Assert(err, checker.IsNil) 1810 defer os.RemoveAll(testDir) 1811 c.Assert(mount.MakeRShared(testDir), checker.IsNil) 1812 defer mount.Unmount(testDir) 1813 1814 // create a 2MiB image and mount it as graph root 1815 // Why in a container? Because `mount` sometimes behaves weirdly and often fails outright on this test in debian:jessie (which is what the test suite runs under if run from the Makefile) 1816 dockerCmd(c, "run", "--rm", "-v", testDir+":/test", "busybox", "sh", "-c", "dd of=/test/testfs.img bs=1M seek=3 count=0") 1817 icmd.RunCommand("mkfs.ext4", "-F", filepath.Join(testDir, "testfs.img")).Assert(c, icmd.Success) 1818 1819 result := icmd.RunCommand("losetup", "-f", "--show", filepath.Join(testDir, "testfs.img")) 1820 result.Assert(c, icmd.Success) 1821 loopname := strings.TrimSpace(string(result.Combined())) 1822 defer exec.Command("losetup", "-d", loopname).Run() 1823 1824 dockerCmd(c, "run", "--privileged", "--rm", "-v", testDir+":/test:shared", "busybox", "sh", "-c", fmt.Sprintf("mkdir -p /test/test-mount && mount -t ext4 -no loop,rw %v /test/test-mount", loopname)) 1825 defer mount.Unmount(filepath.Join(testDir, "test-mount")) 1826 1827 s.d.Start(c, "--data-root", filepath.Join(testDir, "test-mount")) 1828 defer s.d.Stop(c) 1829 1830 // pull a repository large enough to fill the mount point 1831 pullOut, err := s.d.Cmd("pull", "debian:stretch") 1832 c.Assert(err, checker.NotNil, check.Commentf(pullOut)) 1833 c.Assert(pullOut, checker.Contains, "no space left on device") 1834 } 1835 1836 // Test daemon restart with container links + auto restart 1837 func (s *DockerDaemonSuite) TestDaemonRestartContainerLinksRestart(c *check.C) { 1838 s.d.StartWithBusybox(c) 1839 1840 parent1Args := []string{} 1841 parent2Args := []string{} 1842 wg := sync.WaitGroup{} 1843 maxChildren := 10 1844 chErr := make(chan error, maxChildren) 1845 1846 for i := 0; i < maxChildren; i++ { 1847 wg.Add(1) 1848 name := fmt.Sprintf("test%d", i) 1849 1850 if i < maxChildren/2 { 1851 parent1Args = append(parent1Args, []string{"--link", name}...) 1852 } else { 1853 parent2Args = append(parent2Args, []string{"--link", name}...) 1854 } 1855 1856 go func() { 1857 _, err := s.d.Cmd("run", "-d", "--name", name, "--restart=always", "busybox", "top") 1858 chErr <- err 1859 wg.Done() 1860 }() 1861 } 1862 1863 wg.Wait() 1864 close(chErr) 1865 for err := range chErr { 1866 c.Assert(err, check.IsNil) 1867 } 1868 1869 parent1Args = append([]string{"run", "-d"}, parent1Args...) 1870 parent1Args = append(parent1Args, []string{"--name=parent1", "--restart=always", "busybox", "top"}...) 1871 parent2Args = append([]string{"run", "-d"}, parent2Args...) 1872 parent2Args = append(parent2Args, []string{"--name=parent2", "--restart=always", "busybox", "top"}...) 1873 1874 _, err := s.d.Cmd(parent1Args...) 1875 c.Assert(err, check.IsNil) 1876 _, err = s.d.Cmd(parent2Args...) 1877 c.Assert(err, check.IsNil) 1878 1879 s.d.Stop(c) 1880 // clear the log file -- we don't need any of it but may for the next part 1881 // can ignore the error here, this is just a cleanup 1882 os.Truncate(s.d.LogFileName(), 0) 1883 s.d.Start(c) 1884 1885 for _, num := range []string{"1", "2"} { 1886 out, err := s.d.Cmd("inspect", "-f", "{{ .State.Running }}", "parent"+num) 1887 c.Assert(err, check.IsNil) 1888 if strings.TrimSpace(out) != "true" { 1889 log, _ := ioutil.ReadFile(s.d.LogFileName()) 1890 c.Fatalf("parent container is not running\n%s", string(log)) 1891 } 1892 } 1893 } 1894 1895 func (s *DockerDaemonSuite) TestDaemonCgroupParent(c *check.C) { 1896 testRequires(c, DaemonIsLinux) 1897 1898 cgroupParent := "test" 1899 name := "cgroup-test" 1900 1901 s.d.StartWithBusybox(c, "--cgroup-parent", cgroupParent) 1902 defer s.d.Restart(c) 1903 1904 out, err := s.d.Cmd("run", "--name", name, "busybox", "cat", "/proc/self/cgroup") 1905 c.Assert(err, checker.IsNil) 1906 cgroupPaths := ParseCgroupPaths(string(out)) 1907 c.Assert(len(cgroupPaths), checker.Not(checker.Equals), 0, check.Commentf("unexpected output - %q", string(out))) 1908 out, err = s.d.Cmd("inspect", "-f", "{{.Id}}", name) 1909 c.Assert(err, checker.IsNil) 1910 id := strings.TrimSpace(string(out)) 1911 expectedCgroup := path.Join(cgroupParent, id) 1912 found := false 1913 for _, path := range cgroupPaths { 1914 if strings.HasSuffix(path, expectedCgroup) { 1915 found = true 1916 break 1917 } 1918 } 1919 c.Assert(found, checker.True, check.Commentf("Cgroup path for container (%s) doesn't found in cgroups file: %s", expectedCgroup, cgroupPaths)) 1920 } 1921 1922 func (s *DockerDaemonSuite) TestDaemonRestartWithLinks(c *check.C) { 1923 testRequires(c, DaemonIsLinux) // Windows does not support links 1924 s.d.StartWithBusybox(c) 1925 1926 out, err := s.d.Cmd("run", "-d", "--name=test", "busybox", "top") 1927 c.Assert(err, check.IsNil, check.Commentf(out)) 1928 1929 out, err = s.d.Cmd("run", "--name=test2", "--link", "test:abc", "busybox", "sh", "-c", "ping -c 1 -w 1 abc") 1930 c.Assert(err, check.IsNil, check.Commentf(out)) 1931 1932 s.d.Restart(c) 1933 1934 // should fail since test is not running yet 1935 out, err = s.d.Cmd("start", "test2") 1936 c.Assert(err, check.NotNil, check.Commentf(out)) 1937 1938 out, err = s.d.Cmd("start", "test") 1939 c.Assert(err, check.IsNil, check.Commentf(out)) 1940 out, err = s.d.Cmd("start", "-a", "test2") 1941 c.Assert(err, check.IsNil, check.Commentf(out)) 1942 c.Assert(strings.Contains(out, "1 packets transmitted, 1 packets received"), check.Equals, true, check.Commentf(out)) 1943 } 1944 1945 func (s *DockerDaemonSuite) TestDaemonRestartWithNames(c *check.C) { 1946 testRequires(c, DaemonIsLinux) // Windows does not support links 1947 s.d.StartWithBusybox(c) 1948 1949 out, err := s.d.Cmd("create", "--name=test", "busybox") 1950 c.Assert(err, check.IsNil, check.Commentf(out)) 1951 1952 out, err = s.d.Cmd("run", "-d", "--name=test2", "busybox", "top") 1953 c.Assert(err, check.IsNil, check.Commentf(out)) 1954 test2ID := strings.TrimSpace(out) 1955 1956 out, err = s.d.Cmd("run", "-d", "--name=test3", "--link", "test2:abc", "busybox", "top") 1957 test3ID := strings.TrimSpace(out) 1958 1959 s.d.Restart(c) 1960 1961 out, err = s.d.Cmd("create", "--name=test", "busybox") 1962 c.Assert(err, check.NotNil, check.Commentf("expected error trying to create container with duplicate name")) 1963 // this one is no longer needed, removing simplifies the remainder of the test 1964 out, err = s.d.Cmd("rm", "-f", "test") 1965 c.Assert(err, check.IsNil, check.Commentf(out)) 1966 1967 out, err = s.d.Cmd("ps", "-a", "--no-trunc") 1968 c.Assert(err, check.IsNil, check.Commentf(out)) 1969 1970 lines := strings.Split(strings.TrimSpace(out), "\n")[1:] 1971 1972 test2validated := false 1973 test3validated := false 1974 for _, line := range lines { 1975 fields := strings.Fields(line) 1976 names := fields[len(fields)-1] 1977 switch fields[0] { 1978 case test2ID: 1979 c.Assert(names, check.Equals, "test2,test3/abc") 1980 test2validated = true 1981 case test3ID: 1982 c.Assert(names, check.Equals, "test3") 1983 test3validated = true 1984 } 1985 } 1986 1987 c.Assert(test2validated, check.Equals, true) 1988 c.Assert(test3validated, check.Equals, true) 1989 } 1990 1991 // TestDaemonRestartWithKilledRunningContainer requires live restore of running containers 1992 func (s *DockerDaemonSuite) TestDaemonRestartWithKilledRunningContainer(t *check.C) { 1993 testRequires(t, DaemonIsLinux) 1994 s.d.StartWithBusybox(t) 1995 1996 cid, err := s.d.Cmd("run", "-d", "--name", "test", "busybox", "top") 1997 defer s.d.Stop(t) 1998 if err != nil { 1999 t.Fatal(cid, err) 2000 } 2001 cid = strings.TrimSpace(cid) 2002 2003 pid, err := s.d.Cmd("inspect", "-f", "{{.State.Pid}}", cid) 2004 t.Assert(err, check.IsNil) 2005 pid = strings.TrimSpace(pid) 2006 2007 // Kill the daemon 2008 if err := s.d.Kill(); err != nil { 2009 t.Fatal(err) 2010 } 2011 2012 // kill the container 2013 icmd.RunCommand(ctrBinary, "--address", "/var/run/docker/containerd/docker-containerd.sock", 2014 "--namespace", moby_daemon.ContainersNamespace, "tasks", "kill", cid).Assert(t, icmd.Success) 2015 2016 // Give time to containerd to process the command if we don't 2017 // the exit event might be received after we do the inspect 2018 result := icmd.RunCommand("kill", "-0", pid) 2019 for result.ExitCode == 0 { 2020 time.Sleep(1 * time.Second) 2021 // FIXME(vdemeester) should we check it doesn't error out ? 2022 result = icmd.RunCommand("kill", "-0", pid) 2023 } 2024 2025 // restart the daemon 2026 s.d.Start(t) 2027 2028 // Check that we've got the correct exit code 2029 out, err := s.d.Cmd("inspect", "-f", "{{.State.ExitCode}}", cid) 2030 t.Assert(err, check.IsNil) 2031 2032 out = strings.TrimSpace(out) 2033 if out != "143" { 2034 t.Fatalf("Expected exit code '%s' got '%s' for container '%s'\n", "143", out, cid) 2035 } 2036 2037 } 2038 2039 // os.Kill should kill daemon ungracefully, leaving behind live containers. 2040 // The live containers should be known to the restarted daemon. Stopping 2041 // them now, should remove the mounts. 2042 func (s *DockerDaemonSuite) TestCleanupMountsAfterDaemonCrash(c *check.C) { 2043 testRequires(c, DaemonIsLinux) 2044 s.d.StartWithBusybox(c, "--live-restore") 2045 2046 out, err := s.d.Cmd("run", "-d", "busybox", "top") 2047 c.Assert(err, check.IsNil, check.Commentf("Output: %s", out)) 2048 id := strings.TrimSpace(out) 2049 2050 c.Assert(s.d.Signal(os.Kill), check.IsNil) 2051 mountOut, err := ioutil.ReadFile("/proc/self/mountinfo") 2052 c.Assert(err, check.IsNil, check.Commentf("Output: %s", mountOut)) 2053 2054 // container mounts should exist even after daemon has crashed. 2055 comment := check.Commentf("%s should stay mounted from older daemon start:\nDaemon root repository %s\n%s", id, s.d.Root, mountOut) 2056 c.Assert(strings.Contains(string(mountOut), id), check.Equals, true, comment) 2057 2058 // restart daemon. 2059 s.d.Start(c, "--live-restore") 2060 2061 // container should be running. 2062 out, err = s.d.Cmd("inspect", "--format={{.State.Running}}", id) 2063 c.Assert(err, check.IsNil, check.Commentf("Output: %s", out)) 2064 out = strings.TrimSpace(out) 2065 if out != "true" { 2066 c.Fatalf("Container %s expected to stay alive after daemon restart", id) 2067 } 2068 2069 // 'docker stop' should work. 2070 out, err = s.d.Cmd("stop", id) 2071 c.Assert(err, check.IsNil, check.Commentf("Output: %s", out)) 2072 2073 // Now, container mounts should be gone. 2074 mountOut, err = ioutil.ReadFile("/proc/self/mountinfo") 2075 c.Assert(err, check.IsNil, check.Commentf("Output: %s", mountOut)) 2076 comment = check.Commentf("%s is still mounted from older daemon start:\nDaemon root repository %s\n%s", id, s.d.Root, mountOut) 2077 c.Assert(strings.Contains(string(mountOut), id), check.Equals, false, comment) 2078 } 2079 2080 // TestDaemonRestartWithUnpausedRunningContainer requires live restore of running containers. 2081 func (s *DockerDaemonSuite) TestDaemonRestartWithUnpausedRunningContainer(t *check.C) { 2082 testRequires(t, DaemonIsLinux) 2083 s.d.StartWithBusybox(t, "--live-restore") 2084 2085 cid, err := s.d.Cmd("run", "-d", "--name", "test", "busybox", "top") 2086 defer s.d.Stop(t) 2087 if err != nil { 2088 t.Fatal(cid, err) 2089 } 2090 cid = strings.TrimSpace(cid) 2091 2092 pid, err := s.d.Cmd("inspect", "-f", "{{.State.Pid}}", cid) 2093 t.Assert(err, check.IsNil) 2094 2095 // pause the container 2096 if _, err := s.d.Cmd("pause", cid); err != nil { 2097 t.Fatal(cid, err) 2098 } 2099 2100 // Kill the daemon 2101 if err := s.d.Kill(); err != nil { 2102 t.Fatal(err) 2103 } 2104 2105 // resume the container 2106 result := icmd.RunCommand( 2107 ctrBinary, 2108 "--address", "/var/run/docker/containerd/docker-containerd.sock", 2109 "--namespace", moby_daemon.ContainersNamespace, 2110 "tasks", "resume", cid) 2111 result.Assert(t, icmd.Success) 2112 2113 // Give time to containerd to process the command if we don't 2114 // the resume event might be received after we do the inspect 2115 waitAndAssert(t, defaultReconciliationTimeout, func(*check.C) (interface{}, check.CommentInterface) { 2116 result := icmd.RunCommand("kill", "-0", strings.TrimSpace(pid)) 2117 return result.ExitCode, nil 2118 }, checker.Equals, 0) 2119 2120 // restart the daemon 2121 s.d.Start(t, "--live-restore") 2122 2123 // Check that we've got the correct status 2124 out, err := s.d.Cmd("inspect", "-f", "{{.State.Status}}", cid) 2125 t.Assert(err, check.IsNil) 2126 2127 out = strings.TrimSpace(out) 2128 if out != "running" { 2129 t.Fatalf("Expected exit code '%s' got '%s' for container '%s'\n", "running", out, cid) 2130 } 2131 if _, err := s.d.Cmd("kill", cid); err != nil { 2132 t.Fatal(err) 2133 } 2134 } 2135 2136 // TestRunLinksChanged checks that creating a new container with the same name does not update links 2137 // this ensures that the old, pre gh#16032 functionality continues on 2138 func (s *DockerDaemonSuite) TestRunLinksChanged(c *check.C) { 2139 testRequires(c, DaemonIsLinux) // Windows does not support links 2140 s.d.StartWithBusybox(c) 2141 2142 out, err := s.d.Cmd("run", "-d", "--name=test", "busybox", "top") 2143 c.Assert(err, check.IsNil, check.Commentf(out)) 2144 2145 out, err = s.d.Cmd("run", "--name=test2", "--link=test:abc", "busybox", "sh", "-c", "ping -c 1 abc") 2146 c.Assert(err, check.IsNil, check.Commentf(out)) 2147 c.Assert(out, checker.Contains, "1 packets transmitted, 1 packets received") 2148 2149 out, err = s.d.Cmd("rm", "-f", "test") 2150 c.Assert(err, check.IsNil, check.Commentf(out)) 2151 2152 out, err = s.d.Cmd("run", "-d", "--name=test", "busybox", "top") 2153 c.Assert(err, check.IsNil, check.Commentf(out)) 2154 out, err = s.d.Cmd("start", "-a", "test2") 2155 c.Assert(err, check.NotNil, check.Commentf(out)) 2156 c.Assert(out, check.Not(checker.Contains), "1 packets transmitted, 1 packets received") 2157 2158 s.d.Restart(c) 2159 out, err = s.d.Cmd("start", "-a", "test2") 2160 c.Assert(err, check.NotNil, check.Commentf(out)) 2161 c.Assert(out, check.Not(checker.Contains), "1 packets transmitted, 1 packets received") 2162 } 2163 2164 func (s *DockerDaemonSuite) TestDaemonStartWithoutColors(c *check.C) { 2165 testRequires(c, DaemonIsLinux) 2166 2167 infoLog := "\x1b[36mINFO\x1b" 2168 2169 b := bytes.NewBuffer(nil) 2170 done := make(chan bool) 2171 2172 p, tty, err := pty.Open() 2173 c.Assert(err, checker.IsNil) 2174 defer func() { 2175 tty.Close() 2176 p.Close() 2177 }() 2178 2179 go func() { 2180 io.Copy(b, p) 2181 done <- true 2182 }() 2183 2184 // Enable coloring explicitly 2185 s.d.StartWithLogFile(tty, "--raw-logs=false") 2186 s.d.Stop(c) 2187 // Wait for io.Copy() before checking output 2188 <-done 2189 c.Assert(b.String(), checker.Contains, infoLog) 2190 2191 b.Reset() 2192 2193 // "tty" is already closed in prev s.d.Stop(), 2194 // we have to close the other side "p" and open another pair of 2195 // pty for the next test. 2196 p.Close() 2197 p, tty, err = pty.Open() 2198 c.Assert(err, checker.IsNil) 2199 2200 go func() { 2201 io.Copy(b, p) 2202 done <- true 2203 }() 2204 2205 // Disable coloring explicitly 2206 s.d.StartWithLogFile(tty, "--raw-logs=true") 2207 s.d.Stop(c) 2208 // Wait for io.Copy() before checking output 2209 <-done 2210 c.Assert(b.String(), check.Not(check.Equals), "") 2211 c.Assert(b.String(), check.Not(checker.Contains), infoLog) 2212 } 2213 2214 func (s *DockerDaemonSuite) TestDaemonDebugLog(c *check.C) { 2215 testRequires(c, DaemonIsLinux) 2216 2217 debugLog := "\x1b[37mDEBU\x1b" 2218 2219 p, tty, err := pty.Open() 2220 c.Assert(err, checker.IsNil) 2221 defer func() { 2222 tty.Close() 2223 p.Close() 2224 }() 2225 2226 b := bytes.NewBuffer(nil) 2227 go io.Copy(b, p) 2228 2229 s.d.StartWithLogFile(tty, "--debug") 2230 s.d.Stop(c) 2231 c.Assert(b.String(), checker.Contains, debugLog) 2232 } 2233 2234 func (s *DockerDaemonSuite) TestDaemonDiscoveryBackendConfigReload(c *check.C) { 2235 testRequires(c, SameHostDaemon, DaemonIsLinux) 2236 2237 // daemon config file 2238 daemonConfig := `{ "debug" : false }` 2239 configFile, err := ioutil.TempFile("", "test-daemon-discovery-backend-config-reload-config") 2240 c.Assert(err, checker.IsNil, check.Commentf("could not create temp file for config reload")) 2241 configFilePath := configFile.Name() 2242 defer func() { 2243 configFile.Close() 2244 os.RemoveAll(configFile.Name()) 2245 }() 2246 2247 _, err = configFile.Write([]byte(daemonConfig)) 2248 c.Assert(err, checker.IsNil) 2249 2250 // --log-level needs to be set so that d.Start() doesn't add --debug causing 2251 // a conflict with the config 2252 s.d.Start(c, "--config-file", configFilePath, "--log-level=info") 2253 2254 // daemon config file 2255 daemonConfig = `{ 2256 "cluster-store": "consul://consuladdr:consulport/some/path", 2257 "cluster-advertise": "192.168.56.100:0", 2258 "debug" : false 2259 }` 2260 2261 err = configFile.Truncate(0) 2262 c.Assert(err, checker.IsNil) 2263 _, err = configFile.Seek(0, os.SEEK_SET) 2264 c.Assert(err, checker.IsNil) 2265 2266 _, err = configFile.Write([]byte(daemonConfig)) 2267 c.Assert(err, checker.IsNil) 2268 2269 err = s.d.ReloadConfig() 2270 c.Assert(err, checker.IsNil, check.Commentf("error reloading daemon config")) 2271 2272 out, err := s.d.Cmd("info") 2273 c.Assert(err, checker.IsNil) 2274 2275 c.Assert(out, checker.Contains, fmt.Sprintf("Cluster Store: consul://consuladdr:consulport/some/path")) 2276 c.Assert(out, checker.Contains, fmt.Sprintf("Cluster Advertise: 192.168.56.100:0")) 2277 } 2278 2279 // Test for #21956 2280 func (s *DockerDaemonSuite) TestDaemonLogOptions(c *check.C) { 2281 s.d.StartWithBusybox(c, "--log-driver=syslog", "--log-opt=syslog-address=udp://127.0.0.1:514") 2282 2283 out, err := s.d.Cmd("run", "-d", "--log-driver=json-file", "busybox", "top") 2284 c.Assert(err, check.IsNil, check.Commentf(out)) 2285 id := strings.TrimSpace(out) 2286 2287 out, err = s.d.Cmd("inspect", "--format='{{.HostConfig.LogConfig}}'", id) 2288 c.Assert(err, check.IsNil, check.Commentf(out)) 2289 c.Assert(out, checker.Contains, "{json-file map[]}") 2290 } 2291 2292 // Test case for #20936, #22443 2293 func (s *DockerDaemonSuite) TestDaemonMaxConcurrency(c *check.C) { 2294 s.d.Start(c, "--max-concurrent-uploads=6", "--max-concurrent-downloads=8") 2295 2296 expectedMaxConcurrentUploads := `level=debug msg="Max Concurrent Uploads: 6"` 2297 expectedMaxConcurrentDownloads := `level=debug msg="Max Concurrent Downloads: 8"` 2298 content, err := s.d.ReadLogFile() 2299 c.Assert(err, checker.IsNil) 2300 c.Assert(string(content), checker.Contains, expectedMaxConcurrentUploads) 2301 c.Assert(string(content), checker.Contains, expectedMaxConcurrentDownloads) 2302 } 2303 2304 // Test case for #20936, #22443 2305 func (s *DockerDaemonSuite) TestDaemonMaxConcurrencyWithConfigFile(c *check.C) { 2306 testRequires(c, SameHostDaemon, DaemonIsLinux) 2307 2308 // daemon config file 2309 configFilePath := "test.json" 2310 configFile, err := os.Create(configFilePath) 2311 c.Assert(err, checker.IsNil) 2312 defer os.Remove(configFilePath) 2313 2314 daemonConfig := `{ "max-concurrent-downloads" : 8 }` 2315 fmt.Fprintf(configFile, "%s", daemonConfig) 2316 configFile.Close() 2317 s.d.Start(c, fmt.Sprintf("--config-file=%s", configFilePath)) 2318 2319 expectedMaxConcurrentUploads := `level=debug msg="Max Concurrent Uploads: 5"` 2320 expectedMaxConcurrentDownloads := `level=debug msg="Max Concurrent Downloads: 8"` 2321 content, err := s.d.ReadLogFile() 2322 c.Assert(err, checker.IsNil) 2323 c.Assert(string(content), checker.Contains, expectedMaxConcurrentUploads) 2324 c.Assert(string(content), checker.Contains, expectedMaxConcurrentDownloads) 2325 2326 configFile, err = os.Create(configFilePath) 2327 c.Assert(err, checker.IsNil) 2328 daemonConfig = `{ "max-concurrent-uploads" : 7, "max-concurrent-downloads" : 9 }` 2329 fmt.Fprintf(configFile, "%s", daemonConfig) 2330 configFile.Close() 2331 2332 c.Assert(s.d.Signal(unix.SIGHUP), checker.IsNil) 2333 // unix.Kill(s.d.cmd.Process.Pid, unix.SIGHUP) 2334 2335 time.Sleep(3 * time.Second) 2336 2337 expectedMaxConcurrentUploads = `level=debug msg="Reset Max Concurrent Uploads: 7"` 2338 expectedMaxConcurrentDownloads = `level=debug msg="Reset Max Concurrent Downloads: 9"` 2339 content, err = s.d.ReadLogFile() 2340 c.Assert(err, checker.IsNil) 2341 c.Assert(string(content), checker.Contains, expectedMaxConcurrentUploads) 2342 c.Assert(string(content), checker.Contains, expectedMaxConcurrentDownloads) 2343 } 2344 2345 // Test case for #20936, #22443 2346 func (s *DockerDaemonSuite) TestDaemonMaxConcurrencyWithConfigFileReload(c *check.C) { 2347 testRequires(c, SameHostDaemon, DaemonIsLinux) 2348 2349 // daemon config file 2350 configFilePath := "test.json" 2351 configFile, err := os.Create(configFilePath) 2352 c.Assert(err, checker.IsNil) 2353 defer os.Remove(configFilePath) 2354 2355 daemonConfig := `{ "max-concurrent-uploads" : null }` 2356 fmt.Fprintf(configFile, "%s", daemonConfig) 2357 configFile.Close() 2358 s.d.Start(c, fmt.Sprintf("--config-file=%s", configFilePath)) 2359 2360 expectedMaxConcurrentUploads := `level=debug msg="Max Concurrent Uploads: 5"` 2361 expectedMaxConcurrentDownloads := `level=debug msg="Max Concurrent Downloads: 3"` 2362 content, err := s.d.ReadLogFile() 2363 c.Assert(err, checker.IsNil) 2364 c.Assert(string(content), checker.Contains, expectedMaxConcurrentUploads) 2365 c.Assert(string(content), checker.Contains, expectedMaxConcurrentDownloads) 2366 2367 configFile, err = os.Create(configFilePath) 2368 c.Assert(err, checker.IsNil) 2369 daemonConfig = `{ "max-concurrent-uploads" : 1, "max-concurrent-downloads" : null }` 2370 fmt.Fprintf(configFile, "%s", daemonConfig) 2371 configFile.Close() 2372 2373 c.Assert(s.d.Signal(unix.SIGHUP), checker.IsNil) 2374 // unix.Kill(s.d.cmd.Process.Pid, unix.SIGHUP) 2375 2376 time.Sleep(3 * time.Second) 2377 2378 expectedMaxConcurrentUploads = `level=debug msg="Reset Max Concurrent Uploads: 1"` 2379 expectedMaxConcurrentDownloads = `level=debug msg="Reset Max Concurrent Downloads: 3"` 2380 content, err = s.d.ReadLogFile() 2381 c.Assert(err, checker.IsNil) 2382 c.Assert(string(content), checker.Contains, expectedMaxConcurrentUploads) 2383 c.Assert(string(content), checker.Contains, expectedMaxConcurrentDownloads) 2384 2385 configFile, err = os.Create(configFilePath) 2386 c.Assert(err, checker.IsNil) 2387 daemonConfig = `{ "labels":["foo=bar"] }` 2388 fmt.Fprintf(configFile, "%s", daemonConfig) 2389 configFile.Close() 2390 2391 c.Assert(s.d.Signal(unix.SIGHUP), checker.IsNil) 2392 2393 time.Sleep(3 * time.Second) 2394 2395 expectedMaxConcurrentUploads = `level=debug msg="Reset Max Concurrent Uploads: 5"` 2396 expectedMaxConcurrentDownloads = `level=debug msg="Reset Max Concurrent Downloads: 3"` 2397 content, err = s.d.ReadLogFile() 2398 c.Assert(err, checker.IsNil) 2399 c.Assert(string(content), checker.Contains, expectedMaxConcurrentUploads) 2400 c.Assert(string(content), checker.Contains, expectedMaxConcurrentDownloads) 2401 } 2402 2403 func (s *DockerDaemonSuite) TestBuildOnDisabledBridgeNetworkDaemon(c *check.C) { 2404 s.d.StartWithBusybox(c, "-b=none", "--iptables=false") 2405 out, code, err := s.d.BuildImageWithOut("busyboxs", 2406 `FROM busybox 2407 RUN cat /etc/hosts`, false) 2408 comment := check.Commentf("Failed to build image. output %s, exitCode %d, err %v", out, code, err) 2409 c.Assert(err, check.IsNil, comment) 2410 c.Assert(code, check.Equals, 0, comment) 2411 } 2412 2413 // Test case for #21976 2414 func (s *DockerDaemonSuite) TestDaemonDNSFlagsInHostMode(c *check.C) { 2415 testRequires(c, SameHostDaemon, DaemonIsLinux) 2416 2417 s.d.StartWithBusybox(c, "--dns", "1.2.3.4", "--dns-search", "example.com", "--dns-opt", "timeout:3") 2418 2419 expectedOutput := "nameserver 1.2.3.4" 2420 out, _ := s.d.Cmd("run", "--net=host", "busybox", "cat", "/etc/resolv.conf") 2421 c.Assert(out, checker.Contains, expectedOutput, check.Commentf("Expected '%s', but got %q", expectedOutput, out)) 2422 expectedOutput = "search example.com" 2423 c.Assert(out, checker.Contains, expectedOutput, check.Commentf("Expected '%s', but got %q", expectedOutput, out)) 2424 expectedOutput = "options timeout:3" 2425 c.Assert(out, checker.Contains, expectedOutput, check.Commentf("Expected '%s', but got %q", expectedOutput, out)) 2426 } 2427 2428 func (s *DockerDaemonSuite) TestRunWithRuntimeFromConfigFile(c *check.C) { 2429 conf, err := ioutil.TempFile("", "config-file-") 2430 c.Assert(err, check.IsNil) 2431 configName := conf.Name() 2432 conf.Close() 2433 defer os.Remove(configName) 2434 2435 config := ` 2436 { 2437 "runtimes": { 2438 "oci": { 2439 "path": "docker-runc" 2440 }, 2441 "vm": { 2442 "path": "/usr/local/bin/vm-manager", 2443 "runtimeArgs": [ 2444 "--debug" 2445 ] 2446 } 2447 } 2448 } 2449 ` 2450 ioutil.WriteFile(configName, []byte(config), 0644) 2451 s.d.StartWithBusybox(c, "--config-file", configName) 2452 2453 // Run with default runtime 2454 out, err := s.d.Cmd("run", "--rm", "busybox", "ls") 2455 c.Assert(err, check.IsNil, check.Commentf(out)) 2456 2457 // Run with default runtime explicitly 2458 out, err = s.d.Cmd("run", "--rm", "--runtime=runc", "busybox", "ls") 2459 c.Assert(err, check.IsNil, check.Commentf(out)) 2460 2461 // Run with oci (same path as default) but keep it around 2462 out, err = s.d.Cmd("run", "--name", "oci-runtime-ls", "--runtime=oci", "busybox", "ls") 2463 c.Assert(err, check.IsNil, check.Commentf(out)) 2464 2465 // Run with "vm" 2466 out, err = s.d.Cmd("run", "--rm", "--runtime=vm", "busybox", "ls") 2467 c.Assert(err, check.NotNil, check.Commentf(out)) 2468 c.Assert(out, checker.Contains, "/usr/local/bin/vm-manager: no such file or directory") 2469 2470 // Reset config to only have the default 2471 config = ` 2472 { 2473 "runtimes": { 2474 } 2475 } 2476 ` 2477 ioutil.WriteFile(configName, []byte(config), 0644) 2478 c.Assert(s.d.Signal(unix.SIGHUP), checker.IsNil) 2479 // Give daemon time to reload config 2480 <-time.After(1 * time.Second) 2481 2482 // Run with default runtime 2483 out, err = s.d.Cmd("run", "--rm", "--runtime=runc", "busybox", "ls") 2484 c.Assert(err, check.IsNil, check.Commentf(out)) 2485 2486 // Run with "oci" 2487 out, err = s.d.Cmd("run", "--rm", "--runtime=oci", "busybox", "ls") 2488 c.Assert(err, check.NotNil, check.Commentf(out)) 2489 c.Assert(out, checker.Contains, "Unknown runtime specified oci") 2490 2491 // Start previously created container with oci 2492 out, err = s.d.Cmd("start", "oci-runtime-ls") 2493 c.Assert(err, check.NotNil, check.Commentf(out)) 2494 c.Assert(out, checker.Contains, "Unknown runtime specified oci") 2495 2496 // Check that we can't override the default runtime 2497 config = ` 2498 { 2499 "runtimes": { 2500 "runc": { 2501 "path": "my-runc" 2502 } 2503 } 2504 } 2505 ` 2506 ioutil.WriteFile(configName, []byte(config), 0644) 2507 c.Assert(s.d.Signal(unix.SIGHUP), checker.IsNil) 2508 // Give daemon time to reload config 2509 <-time.After(1 * time.Second) 2510 2511 content, err := s.d.ReadLogFile() 2512 c.Assert(err, checker.IsNil) 2513 c.Assert(string(content), checker.Contains, `file configuration validation failed (runtime name 'runc' is reserved)`) 2514 2515 // Check that we can select a default runtime 2516 config = ` 2517 { 2518 "default-runtime": "vm", 2519 "runtimes": { 2520 "oci": { 2521 "path": "docker-runc" 2522 }, 2523 "vm": { 2524 "path": "/usr/local/bin/vm-manager", 2525 "runtimeArgs": [ 2526 "--debug" 2527 ] 2528 } 2529 } 2530 } 2531 ` 2532 ioutil.WriteFile(configName, []byte(config), 0644) 2533 c.Assert(s.d.Signal(unix.SIGHUP), checker.IsNil) 2534 // Give daemon time to reload config 2535 <-time.After(1 * time.Second) 2536 2537 out, err = s.d.Cmd("run", "--rm", "busybox", "ls") 2538 c.Assert(err, check.NotNil, check.Commentf(out)) 2539 c.Assert(out, checker.Contains, "/usr/local/bin/vm-manager: no such file or directory") 2540 2541 // Run with default runtime explicitly 2542 out, err = s.d.Cmd("run", "--rm", "--runtime=runc", "busybox", "ls") 2543 c.Assert(err, check.IsNil, check.Commentf(out)) 2544 } 2545 2546 func (s *DockerDaemonSuite) TestRunWithRuntimeFromCommandLine(c *check.C) { 2547 s.d.StartWithBusybox(c, "--add-runtime", "oci=docker-runc", "--add-runtime", "vm=/usr/local/bin/vm-manager") 2548 2549 // Run with default runtime 2550 out, err := s.d.Cmd("run", "--rm", "busybox", "ls") 2551 c.Assert(err, check.IsNil, check.Commentf(out)) 2552 2553 // Run with default runtime explicitly 2554 out, err = s.d.Cmd("run", "--rm", "--runtime=runc", "busybox", "ls") 2555 c.Assert(err, check.IsNil, check.Commentf(out)) 2556 2557 // Run with oci (same path as default) but keep it around 2558 out, err = s.d.Cmd("run", "--name", "oci-runtime-ls", "--runtime=oci", "busybox", "ls") 2559 c.Assert(err, check.IsNil, check.Commentf(out)) 2560 2561 // Run with "vm" 2562 out, err = s.d.Cmd("run", "--rm", "--runtime=vm", "busybox", "ls") 2563 c.Assert(err, check.NotNil, check.Commentf(out)) 2564 c.Assert(out, checker.Contains, "/usr/local/bin/vm-manager: no such file or directory") 2565 2566 // Start a daemon without any extra runtimes 2567 s.d.Stop(c) 2568 s.d.StartWithBusybox(c) 2569 2570 // Run with default runtime 2571 out, err = s.d.Cmd("run", "--rm", "--runtime=runc", "busybox", "ls") 2572 c.Assert(err, check.IsNil, check.Commentf(out)) 2573 2574 // Run with "oci" 2575 out, err = s.d.Cmd("run", "--rm", "--runtime=oci", "busybox", "ls") 2576 c.Assert(err, check.NotNil, check.Commentf(out)) 2577 c.Assert(out, checker.Contains, "Unknown runtime specified oci") 2578 2579 // Start previously created container with oci 2580 out, err = s.d.Cmd("start", "oci-runtime-ls") 2581 c.Assert(err, check.NotNil, check.Commentf(out)) 2582 c.Assert(out, checker.Contains, "Unknown runtime specified oci") 2583 2584 // Check that we can't override the default runtime 2585 s.d.Stop(c) 2586 c.Assert(s.d.StartWithError("--add-runtime", "runc=my-runc"), checker.NotNil) 2587 2588 content, err := s.d.ReadLogFile() 2589 c.Assert(err, checker.IsNil) 2590 c.Assert(string(content), checker.Contains, `runtime name 'runc' is reserved`) 2591 2592 // Check that we can select a default runtime 2593 s.d.Stop(c) 2594 s.d.StartWithBusybox(c, "--default-runtime=vm", "--add-runtime", "oci=docker-runc", "--add-runtime", "vm=/usr/local/bin/vm-manager") 2595 2596 out, err = s.d.Cmd("run", "--rm", "busybox", "ls") 2597 c.Assert(err, check.NotNil, check.Commentf(out)) 2598 c.Assert(out, checker.Contains, "/usr/local/bin/vm-manager: no such file or directory") 2599 2600 // Run with default runtime explicitly 2601 out, err = s.d.Cmd("run", "--rm", "--runtime=runc", "busybox", "ls") 2602 c.Assert(err, check.IsNil, check.Commentf(out)) 2603 } 2604 2605 func (s *DockerDaemonSuite) TestDaemonRestartWithAutoRemoveContainer(c *check.C) { 2606 s.d.StartWithBusybox(c) 2607 2608 // top1 will exist after daemon restarts 2609 out, err := s.d.Cmd("run", "-d", "--name", "top1", "busybox:latest", "top") 2610 c.Assert(err, checker.IsNil, check.Commentf("run top1: %v", out)) 2611 // top2 will be removed after daemon restarts 2612 out, err = s.d.Cmd("run", "-d", "--rm", "--name", "top2", "busybox:latest", "top") 2613 c.Assert(err, checker.IsNil, check.Commentf("run top2: %v", out)) 2614 2615 out, err = s.d.Cmd("ps") 2616 c.Assert(out, checker.Contains, "top1", check.Commentf("top1 should be running")) 2617 c.Assert(out, checker.Contains, "top2", check.Commentf("top2 should be running")) 2618 2619 // now restart daemon gracefully 2620 s.d.Restart(c) 2621 2622 out, err = s.d.Cmd("ps", "-a") 2623 c.Assert(err, checker.IsNil, check.Commentf("out: %v", out)) 2624 c.Assert(out, checker.Contains, "top1", check.Commentf("top1 should exist after daemon restarts")) 2625 c.Assert(out, checker.Not(checker.Contains), "top2", check.Commentf("top2 should be removed after daemon restarts")) 2626 } 2627 2628 func (s *DockerDaemonSuite) TestDaemonRestartSaveContainerExitCode(c *check.C) { 2629 s.d.StartWithBusybox(c) 2630 2631 containerName := "error-values" 2632 // Make a container with both a non 0 exit code and an error message 2633 // We explicitly disable `--init` for this test, because `--init` is enabled by default 2634 // on "experimental". Enabling `--init` results in a different behavior; because the "init" 2635 // process itself is PID1, the container does not fail on _startup_ (i.e., `docker-init` starting), 2636 // but directly after. The exit code of the container is still 127, but the Error Message is not 2637 // captured, so `.State.Error` is empty. 2638 // See the discussion on https://github.com/docker/docker/pull/30227#issuecomment-274161426, 2639 // and https://github.com/docker/docker/pull/26061#r78054578 for more information. 2640 out, err := s.d.Cmd("run", "--name", containerName, "--init=false", "busybox", "toto") 2641 c.Assert(err, checker.NotNil) 2642 2643 // Check that those values were saved on disk 2644 out, err = s.d.Cmd("inspect", "-f", "{{.State.ExitCode}}", containerName) 2645 out = strings.TrimSpace(out) 2646 c.Assert(err, checker.IsNil) 2647 c.Assert(out, checker.Equals, "127") 2648 2649 errMsg1, err := s.d.Cmd("inspect", "-f", "{{.State.Error}}", containerName) 2650 errMsg1 = strings.TrimSpace(errMsg1) 2651 c.Assert(err, checker.IsNil) 2652 c.Assert(errMsg1, checker.Contains, "executable file not found") 2653 2654 // now restart daemon 2655 s.d.Restart(c) 2656 2657 // Check that those values are still around 2658 out, err = s.d.Cmd("inspect", "-f", "{{.State.ExitCode}}", containerName) 2659 out = strings.TrimSpace(out) 2660 c.Assert(err, checker.IsNil) 2661 c.Assert(out, checker.Equals, "127") 2662 2663 out, err = s.d.Cmd("inspect", "-f", "{{.State.Error}}", containerName) 2664 out = strings.TrimSpace(out) 2665 c.Assert(err, checker.IsNil) 2666 c.Assert(out, checker.Equals, errMsg1) 2667 } 2668 2669 func (s *DockerDaemonSuite) TestDaemonBackcompatPre17Volumes(c *check.C) { 2670 testRequires(c, SameHostDaemon) 2671 d := s.d 2672 d.StartWithBusybox(c) 2673 2674 // hack to be able to side-load a container config 2675 out, err := d.Cmd("create", "busybox:latest") 2676 c.Assert(err, checker.IsNil, check.Commentf(out)) 2677 id := strings.TrimSpace(out) 2678 2679 out, err = d.Cmd("inspect", "--type=image", "--format={{.ID}}", "busybox:latest") 2680 c.Assert(err, checker.IsNil, check.Commentf(out)) 2681 d.Stop(c) 2682 <-d.Wait 2683 2684 imageID := strings.TrimSpace(out) 2685 volumeID := stringid.GenerateNonCryptoID() 2686 vfsPath := filepath.Join(d.Root, "vfs", "dir", volumeID) 2687 c.Assert(os.MkdirAll(vfsPath, 0755), checker.IsNil) 2688 2689 config := []byte(` 2690 { 2691 "ID": "` + id + `", 2692 "Name": "hello", 2693 "Driver": "` + d.StorageDriver() + `", 2694 "Image": "` + imageID + `", 2695 "Config": {"Image": "busybox:latest"}, 2696 "NetworkSettings": {}, 2697 "Volumes": { 2698 "/bar":"/foo", 2699 "/foo": "` + vfsPath + `", 2700 "/quux":"/quux" 2701 }, 2702 "VolumesRW": { 2703 "/bar": true, 2704 "/foo": true, 2705 "/quux": false 2706 } 2707 } 2708 `) 2709 2710 configPath := filepath.Join(d.Root, "containers", id, "config.v2.json") 2711 c.Assert(ioutil.WriteFile(configPath, config, 600), checker.IsNil) 2712 d.Start(c) 2713 2714 out, err = d.Cmd("inspect", "--type=container", "--format={{ json .Mounts }}", id) 2715 c.Assert(err, checker.IsNil, check.Commentf(out)) 2716 type mount struct { 2717 Name string 2718 Source string 2719 Destination string 2720 Driver string 2721 RW bool 2722 } 2723 2724 ls := []mount{} 2725 err = json.NewDecoder(strings.NewReader(out)).Decode(&ls) 2726 c.Assert(err, checker.IsNil) 2727 2728 expected := []mount{ 2729 {Source: "/foo", Destination: "/bar", RW: true}, 2730 {Name: volumeID, Destination: "/foo", RW: true}, 2731 {Source: "/quux", Destination: "/quux", RW: false}, 2732 } 2733 c.Assert(ls, checker.HasLen, len(expected)) 2734 2735 for _, m := range ls { 2736 var matched bool 2737 for _, x := range expected { 2738 if m.Source == x.Source && m.Destination == x.Destination && m.RW == x.RW || m.Name != x.Name { 2739 matched = true 2740 break 2741 } 2742 } 2743 c.Assert(matched, checker.True, check.Commentf("did find match for %+v", m)) 2744 } 2745 } 2746 2747 func (s *DockerDaemonSuite) TestDaemonWithUserlandProxyPath(c *check.C) { 2748 testRequires(c, SameHostDaemon, DaemonIsLinux) 2749 2750 dockerProxyPath, err := exec.LookPath("docker-proxy") 2751 c.Assert(err, checker.IsNil) 2752 tmpDir, err := ioutil.TempDir("", "test-docker-proxy") 2753 c.Assert(err, checker.IsNil) 2754 2755 newProxyPath := filepath.Join(tmpDir, "docker-proxy") 2756 cmd := exec.Command("cp", dockerProxyPath, newProxyPath) 2757 c.Assert(cmd.Run(), checker.IsNil) 2758 2759 // custom one 2760 s.d.StartWithBusybox(c, "--userland-proxy-path", newProxyPath) 2761 out, err := s.d.Cmd("run", "-p", "5000:5000", "busybox:latest", "true") 2762 c.Assert(err, checker.IsNil, check.Commentf(out)) 2763 2764 // try with the original one 2765 s.d.Restart(c, "--userland-proxy-path", dockerProxyPath) 2766 out, err = s.d.Cmd("run", "-p", "5000:5000", "busybox:latest", "true") 2767 c.Assert(err, checker.IsNil, check.Commentf(out)) 2768 2769 // not exist 2770 s.d.Restart(c, "--userland-proxy-path", "/does/not/exist") 2771 out, err = s.d.Cmd("run", "-p", "5000:5000", "busybox:latest", "true") 2772 c.Assert(err, checker.NotNil, check.Commentf(out)) 2773 c.Assert(out, checker.Contains, "driver failed programming external connectivity on endpoint") 2774 c.Assert(out, checker.Contains, "/does/not/exist: no such file or directory") 2775 } 2776 2777 // Test case for #22471 2778 func (s *DockerDaemonSuite) TestDaemonShutdownTimeout(c *check.C) { 2779 testRequires(c, SameHostDaemon) 2780 s.d.StartWithBusybox(c, "--shutdown-timeout=3") 2781 2782 _, err := s.d.Cmd("run", "-d", "busybox", "top") 2783 c.Assert(err, check.IsNil) 2784 2785 c.Assert(s.d.Signal(unix.SIGINT), checker.IsNil) 2786 2787 select { 2788 case <-s.d.Wait: 2789 case <-time.After(5 * time.Second): 2790 } 2791 2792 expectedMessage := `level=debug msg="daemon configured with a 3 seconds minimum shutdown timeout"` 2793 content, err := s.d.ReadLogFile() 2794 c.Assert(err, checker.IsNil) 2795 c.Assert(string(content), checker.Contains, expectedMessage) 2796 } 2797 2798 // Test case for #22471 2799 func (s *DockerDaemonSuite) TestDaemonShutdownTimeoutWithConfigFile(c *check.C) { 2800 testRequires(c, SameHostDaemon) 2801 2802 // daemon config file 2803 configFilePath := "test.json" 2804 configFile, err := os.Create(configFilePath) 2805 c.Assert(err, checker.IsNil) 2806 defer os.Remove(configFilePath) 2807 2808 daemonConfig := `{ "shutdown-timeout" : 8 }` 2809 fmt.Fprintf(configFile, "%s", daemonConfig) 2810 configFile.Close() 2811 s.d.Start(c, fmt.Sprintf("--config-file=%s", configFilePath)) 2812 2813 configFile, err = os.Create(configFilePath) 2814 c.Assert(err, checker.IsNil) 2815 daemonConfig = `{ "shutdown-timeout" : 5 }` 2816 fmt.Fprintf(configFile, "%s", daemonConfig) 2817 configFile.Close() 2818 2819 c.Assert(s.d.Signal(unix.SIGHUP), checker.IsNil) 2820 2821 select { 2822 case <-s.d.Wait: 2823 case <-time.After(3 * time.Second): 2824 } 2825 2826 expectedMessage := `level=debug msg="Reset Shutdown Timeout: 5"` 2827 content, err := s.d.ReadLogFile() 2828 c.Assert(err, checker.IsNil) 2829 c.Assert(string(content), checker.Contains, expectedMessage) 2830 } 2831 2832 // Test case for 29342 2833 func (s *DockerDaemonSuite) TestExecWithUserAfterLiveRestore(c *check.C) { 2834 testRequires(c, DaemonIsLinux) 2835 s.d.StartWithBusybox(c, "--live-restore") 2836 2837 out, err := s.d.Cmd("run", "-d", "--name=top", "busybox", "sh", "-c", "addgroup -S test && adduser -S -G test test -D -s /bin/sh && touch /adduser_end && top") 2838 c.Assert(err, check.IsNil, check.Commentf("Output: %s", out)) 2839 2840 s.d.WaitRun("top") 2841 2842 // Wait for shell command to be completed 2843 _, err = s.d.Cmd("exec", "top", "sh", "-c", `for i in $(seq 1 5); do if [ -e /adduser_end ]; then rm -f /adduser_end && break; else sleep 1 && false; fi; done`) 2844 c.Assert(err, check.IsNil, check.Commentf("Timeout waiting for shell command to be completed")) 2845 2846 out1, err := s.d.Cmd("exec", "-u", "test", "top", "id") 2847 // uid=100(test) gid=101(test) groups=101(test) 2848 c.Assert(err, check.IsNil, check.Commentf("Output: %s", out1)) 2849 2850 // restart daemon. 2851 s.d.Restart(c, "--live-restore") 2852 2853 out2, err := s.d.Cmd("exec", "-u", "test", "top", "id") 2854 c.Assert(err, check.IsNil, check.Commentf("Output: %s", out2)) 2855 c.Assert(out2, check.Equals, out1, check.Commentf("Output: before restart '%s', after restart '%s'", out1, out2)) 2856 2857 out, err = s.d.Cmd("stop", "top") 2858 c.Assert(err, check.IsNil, check.Commentf("Output: %s", out)) 2859 } 2860 2861 func (s *DockerDaemonSuite) TestRemoveContainerAfterLiveRestore(c *check.C) { 2862 testRequires(c, DaemonIsLinux, overlayFSSupported, SameHostDaemon) 2863 s.d.StartWithBusybox(c, "--live-restore", "--storage-driver", "overlay") 2864 out, err := s.d.Cmd("run", "-d", "--name=top", "busybox", "top") 2865 c.Assert(err, check.IsNil, check.Commentf("Output: %s", out)) 2866 2867 s.d.WaitRun("top") 2868 2869 // restart daemon. 2870 s.d.Restart(c, "--live-restore", "--storage-driver", "overlay") 2871 2872 out, err = s.d.Cmd("stop", "top") 2873 c.Assert(err, check.IsNil, check.Commentf("Output: %s", out)) 2874 2875 // test if the rootfs mountpoint still exist 2876 mountpoint, err := s.d.InspectField("top", ".GraphDriver.Data.MergedDir") 2877 c.Assert(err, check.IsNil) 2878 f, err := os.Open("/proc/self/mountinfo") 2879 c.Assert(err, check.IsNil) 2880 defer f.Close() 2881 sc := bufio.NewScanner(f) 2882 for sc.Scan() { 2883 line := sc.Text() 2884 if strings.Contains(line, mountpoint) { 2885 c.Fatalf("mountinfo should not include the mountpoint of stop container") 2886 } 2887 } 2888 2889 out, err = s.d.Cmd("rm", "top") 2890 c.Assert(err, check.IsNil, check.Commentf("Output: %s", out)) 2891 } 2892 2893 // #29598 2894 func (s *DockerDaemonSuite) TestRestartPolicyWithLiveRestore(c *check.C) { 2895 testRequires(c, DaemonIsLinux, SameHostDaemon) 2896 s.d.StartWithBusybox(c, "--live-restore") 2897 2898 out, err := s.d.Cmd("run", "-d", "--restart", "always", "busybox", "top") 2899 c.Assert(err, check.IsNil, check.Commentf("output: %s", out)) 2900 id := strings.TrimSpace(out) 2901 2902 type state struct { 2903 Running bool 2904 StartedAt time.Time 2905 } 2906 out, err = s.d.Cmd("inspect", "-f", "{{json .State}}", id) 2907 c.Assert(err, checker.IsNil, check.Commentf("output: %s", out)) 2908 2909 var origState state 2910 err = json.Unmarshal([]byte(strings.TrimSpace(out)), &origState) 2911 c.Assert(err, checker.IsNil) 2912 2913 s.d.Restart(c, "--live-restore") 2914 2915 pid, err := s.d.Cmd("inspect", "-f", "{{.State.Pid}}", id) 2916 c.Assert(err, check.IsNil) 2917 pidint, err := strconv.Atoi(strings.TrimSpace(pid)) 2918 c.Assert(err, check.IsNil) 2919 c.Assert(pidint, checker.GreaterThan, 0) 2920 c.Assert(unix.Kill(pidint, unix.SIGKILL), check.IsNil) 2921 2922 ticker := time.NewTicker(50 * time.Millisecond) 2923 timeout := time.After(10 * time.Second) 2924 2925 for range ticker.C { 2926 select { 2927 case <-timeout: 2928 c.Fatal("timeout waiting for container restart") 2929 default: 2930 } 2931 2932 out, err := s.d.Cmd("inspect", "-f", "{{json .State}}", id) 2933 c.Assert(err, checker.IsNil, check.Commentf("output: %s", out)) 2934 2935 var newState state 2936 err = json.Unmarshal([]byte(strings.TrimSpace(out)), &newState) 2937 c.Assert(err, checker.IsNil) 2938 2939 if !newState.Running { 2940 continue 2941 } 2942 if newState.StartedAt.After(origState.StartedAt) { 2943 break 2944 } 2945 } 2946 2947 out, err = s.d.Cmd("stop", id) 2948 c.Assert(err, check.IsNil, check.Commentf("output: %s", out)) 2949 } 2950 2951 func (s *DockerDaemonSuite) TestShmSize(c *check.C) { 2952 testRequires(c, DaemonIsLinux) 2953 2954 size := 67108864 * 2 2955 pattern := regexp.MustCompile(fmt.Sprintf("shm on /dev/shm type tmpfs(.*)size=%dk", size/1024)) 2956 2957 s.d.StartWithBusybox(c, "--default-shm-size", fmt.Sprintf("%v", size)) 2958 2959 name := "shm1" 2960 out, err := s.d.Cmd("run", "--name", name, "busybox", "mount") 2961 c.Assert(err, check.IsNil, check.Commentf("Output: %s", out)) 2962 c.Assert(pattern.MatchString(out), checker.True) 2963 out, err = s.d.Cmd("inspect", "--format", "{{.HostConfig.ShmSize}}", name) 2964 c.Assert(err, check.IsNil, check.Commentf("Output: %s", out)) 2965 c.Assert(strings.TrimSpace(out), check.Equals, fmt.Sprintf("%v", size)) 2966 } 2967 2968 func (s *DockerDaemonSuite) TestShmSizeReload(c *check.C) { 2969 testRequires(c, DaemonIsLinux) 2970 2971 configPath, err := ioutil.TempDir("", "test-daemon-shm-size-reload-config") 2972 c.Assert(err, checker.IsNil, check.Commentf("could not create temp file for config reload")) 2973 defer os.RemoveAll(configPath) // clean up 2974 configFile := filepath.Join(configPath, "config.json") 2975 2976 size := 67108864 * 2 2977 configData := []byte(fmt.Sprintf(`{"default-shm-size": "%dM"}`, size/1024/1024)) 2978 c.Assert(ioutil.WriteFile(configFile, configData, 0666), checker.IsNil, check.Commentf("could not write temp file for config reload")) 2979 pattern := regexp.MustCompile(fmt.Sprintf("shm on /dev/shm type tmpfs(.*)size=%dk", size/1024)) 2980 2981 s.d.StartWithBusybox(c, "--config-file", configFile) 2982 2983 name := "shm1" 2984 out, err := s.d.Cmd("run", "--name", name, "busybox", "mount") 2985 c.Assert(err, check.IsNil, check.Commentf("Output: %s", out)) 2986 c.Assert(pattern.MatchString(out), checker.True) 2987 out, err = s.d.Cmd("inspect", "--format", "{{.HostConfig.ShmSize}}", name) 2988 c.Assert(err, check.IsNil, check.Commentf("Output: %s", out)) 2989 c.Assert(strings.TrimSpace(out), check.Equals, fmt.Sprintf("%v", size)) 2990 2991 size = 67108864 * 3 2992 configData = []byte(fmt.Sprintf(`{"default-shm-size": "%dM"}`, size/1024/1024)) 2993 c.Assert(ioutil.WriteFile(configFile, configData, 0666), checker.IsNil, check.Commentf("could not write temp file for config reload")) 2994 pattern = regexp.MustCompile(fmt.Sprintf("shm on /dev/shm type tmpfs(.*)size=%dk", size/1024)) 2995 2996 err = s.d.ReloadConfig() 2997 c.Assert(err, checker.IsNil, check.Commentf("error reloading daemon config")) 2998 2999 name = "shm2" 3000 out, err = s.d.Cmd("run", "--name", name, "busybox", "mount") 3001 c.Assert(err, check.IsNil, check.Commentf("Output: %s", out)) 3002 c.Assert(pattern.MatchString(out), checker.True) 3003 out, err = s.d.Cmd("inspect", "--format", "{{.HostConfig.ShmSize}}", name) 3004 c.Assert(err, check.IsNil, check.Commentf("Output: %s", out)) 3005 c.Assert(strings.TrimSpace(out), check.Equals, fmt.Sprintf("%v", size)) 3006 } 3007 3008 // this is used to test both "private" and "shareable" daemon default ipc modes 3009 func testDaemonIpcPrivateShareable(d *daemon.Daemon, c *check.C, mustExist bool) { 3010 name := "test-ipcmode" 3011 _, err := d.Cmd("run", "-d", "--name", name, "busybox", "top") 3012 c.Assert(err, checker.IsNil) 3013 3014 // get major:minor pair for /dev/shm from container's /proc/self/mountinfo 3015 cmd := "awk '($5 == \"/dev/shm\") {printf $3}' /proc/self/mountinfo" 3016 mm, err := d.Cmd("exec", "-i", name, "sh", "-c", cmd) 3017 c.Assert(err, checker.IsNil) 3018 c.Assert(mm, checker.Matches, "^[0-9]+:[0-9]+$") 3019 3020 exists, err := testIpcCheckDevExists(mm) 3021 c.Assert(err, checker.IsNil) 3022 c.Logf("[testDaemonIpcPrivateShareable] ipcdev: %v, exists: %v, mustExist: %v\n", mm, exists, mustExist) 3023 c.Assert(exists, checker.Equals, mustExist) 3024 } 3025 3026 // TestDaemonIpcModeShareable checks that --default-ipc-mode shareable works as intended. 3027 func (s *DockerDaemonSuite) TestDaemonIpcModeShareable(c *check.C) { 3028 testRequires(c, DaemonIsLinux, SameHostDaemon) 3029 3030 s.d.StartWithBusybox(c, "--default-ipc-mode", "shareable") 3031 testDaemonIpcPrivateShareable(s.d, c, true) 3032 } 3033 3034 // TestDaemonIpcModePrivate checks that --default-ipc-mode private works as intended. 3035 func (s *DockerDaemonSuite) TestDaemonIpcModePrivate(c *check.C) { 3036 testRequires(c, DaemonIsLinux, SameHostDaemon) 3037 3038 s.d.StartWithBusybox(c, "--default-ipc-mode", "private") 3039 testDaemonIpcPrivateShareable(s.d, c, false) 3040 } 3041 3042 // used to check if an IpcMode given in config works as intended 3043 func testDaemonIpcFromConfig(s *DockerDaemonSuite, c *check.C, mode string, mustExist bool) { 3044 f, err := ioutil.TempFile("", "test-daemon-ipc-config") 3045 c.Assert(err, checker.IsNil) 3046 defer os.Remove(f.Name()) 3047 3048 config := `{"default-ipc-mode": "` + mode + `"}` 3049 _, err = f.WriteString(config) 3050 c.Assert(f.Close(), checker.IsNil) 3051 c.Assert(err, checker.IsNil) 3052 3053 s.d.StartWithBusybox(c, "--config-file", f.Name()) 3054 testDaemonIpcPrivateShareable(s.d, c, mustExist) 3055 } 3056 3057 // TestDaemonIpcModePrivateFromConfig checks that "default-ipc-mode: private" config works as intended. 3058 func (s *DockerDaemonSuite) TestDaemonIpcModePrivateFromConfig(c *check.C) { 3059 testRequires(c, DaemonIsLinux, SameHostDaemon) 3060 testDaemonIpcFromConfig(s, c, "private", false) 3061 } 3062 3063 // TestDaemonIpcModeShareableFromConfig checks that "default-ipc-mode: shareable" config works as intended. 3064 func (s *DockerDaemonSuite) TestDaemonIpcModeShareableFromConfig(c *check.C) { 3065 testRequires(c, DaemonIsLinux, SameHostDaemon) 3066 testDaemonIpcFromConfig(s, c, "shareable", true) 3067 } 3068 3069 func testDaemonStartIpcMode(c *check.C, from, mode string, valid bool) { 3070 d := daemon.New(c, dockerBinary, dockerdBinary, daemon.Config{ 3071 Experimental: testEnv.ExperimentalDaemon(), 3072 }) 3073 c.Logf("Checking IpcMode %s set from %s\n", mode, from) 3074 var serr error 3075 switch from { 3076 case "config": 3077 f, err := ioutil.TempFile("", "test-daemon-ipc-config") 3078 c.Assert(err, checker.IsNil) 3079 defer os.Remove(f.Name()) 3080 config := `{"default-ipc-mode": "` + mode + `"}` 3081 _, err = f.WriteString(config) 3082 c.Assert(f.Close(), checker.IsNil) 3083 c.Assert(err, checker.IsNil) 3084 3085 serr = d.StartWithError("--config-file", f.Name()) 3086 case "cli": 3087 serr = d.StartWithError("--default-ipc-mode", mode) 3088 default: 3089 c.Fatalf("testDaemonStartIpcMode: invalid 'from' argument") 3090 } 3091 if serr == nil { 3092 d.Stop(c) 3093 } 3094 3095 if valid { 3096 c.Assert(serr, check.IsNil) 3097 } else { 3098 c.Assert(serr, check.NotNil) 3099 icmd.RunCommand("grep", "-E", "IPC .* is (invalid|not supported)", d.LogFileName()).Assert(c, icmd.Success) 3100 } 3101 } 3102 3103 // TestDaemonStartWithIpcModes checks that daemon starts fine given correct 3104 // arguments for default IPC mode, and bails out with incorrect ones. 3105 // Both CLI option (--default-ipc-mode) and config parameter are tested. 3106 func (s *DockerDaemonSuite) TestDaemonStartWithIpcModes(c *check.C) { 3107 testRequires(c, DaemonIsLinux, SameHostDaemon) 3108 3109 ipcModes := []struct { 3110 mode string 3111 valid bool 3112 }{ 3113 {"private", true}, 3114 {"shareable", true}, 3115 3116 {"host", false}, 3117 {"container:123", false}, 3118 {"nosuchmode", false}, 3119 } 3120 3121 for _, from := range []string{"config", "cli"} { 3122 for _, m := range ipcModes { 3123 testDaemonStartIpcMode(c, from, m.mode, m.valid) 3124 } 3125 } 3126 } 3127 3128 // TestDaemonRestartIpcMode makes sure a container keeps its ipc mode 3129 // (derived from daemon default) even after the daemon is restarted 3130 // with a different default ipc mode. 3131 func (s *DockerDaemonSuite) TestDaemonRestartIpcMode(c *check.C) { 3132 f, err := ioutil.TempFile("", "test-daemon-ipc-config-restart") 3133 c.Assert(err, checker.IsNil) 3134 file := f.Name() 3135 defer os.Remove(file) 3136 c.Assert(f.Close(), checker.IsNil) 3137 3138 config := []byte(`{"default-ipc-mode": "private"}`) 3139 c.Assert(ioutil.WriteFile(file, config, 0644), checker.IsNil) 3140 s.d.StartWithBusybox(c, "--config-file", file) 3141 3142 // check the container is created with private ipc mode as per daemon default 3143 name := "ipc1" 3144 _, err = s.d.Cmd("run", "-d", "--name", name, "--restart=always", "busybox", "top") 3145 c.Assert(err, checker.IsNil) 3146 m, err := s.d.InspectField(name, ".HostConfig.IpcMode") 3147 c.Assert(err, check.IsNil) 3148 c.Assert(m, checker.Equals, "private") 3149 3150 // restart the daemon with shareable default ipc mode 3151 config = []byte(`{"default-ipc-mode": "shareable"}`) 3152 c.Assert(ioutil.WriteFile(file, config, 0644), checker.IsNil) 3153 s.d.Restart(c, "--config-file", file) 3154 3155 // check the container is still having private ipc mode 3156 m, err = s.d.InspectField(name, ".HostConfig.IpcMode") 3157 c.Assert(err, check.IsNil) 3158 c.Assert(m, checker.Equals, "private") 3159 3160 // check a new container is created with shareable ipc mode as per new daemon default 3161 name = "ipc2" 3162 _, err = s.d.Cmd("run", "-d", "--name", name, "busybox", "top") 3163 c.Assert(err, checker.IsNil) 3164 m, err = s.d.InspectField(name, ".HostConfig.IpcMode") 3165 c.Assert(err, check.IsNil) 3166 c.Assert(m, checker.Equals, "shareable") 3167 } 3168 3169 // TestFailedPluginRemove makes sure that a failed plugin remove does not block 3170 // the daemon from starting 3171 func (s *DockerDaemonSuite) TestFailedPluginRemove(c *check.C) { 3172 testRequires(c, DaemonIsLinux, IsAmd64, SameHostDaemon) 3173 d := daemon.New(c, dockerBinary, dockerdBinary, daemon.Config{}) 3174 d.Start(c) 3175 cli, err := client.NewClient(d.Sock(), api.DefaultVersion, nil, nil) 3176 c.Assert(err, checker.IsNil) 3177 3178 ctx, cancel := context.WithTimeout(context.Background(), 300*time.Second) 3179 defer cancel() 3180 3181 name := "test-plugin-rm-fail" 3182 out, err := cli.PluginInstall(ctx, name, types.PluginInstallOptions{ 3183 Disabled: true, 3184 AcceptAllPermissions: true, 3185 RemoteRef: "cpuguy83/docker-logdriver-test", 3186 }) 3187 c.Assert(err, checker.IsNil) 3188 defer out.Close() 3189 io.Copy(ioutil.Discard, out) 3190 3191 ctx, cancel = context.WithTimeout(context.Background(), 30*time.Second) 3192 defer cancel() 3193 p, _, err := cli.PluginInspectWithRaw(ctx, name) 3194 c.Assert(err, checker.IsNil) 3195 3196 // simulate a bad/partial removal by removing the plugin config. 3197 configPath := filepath.Join(d.Root, "plugins", p.ID, "config.json") 3198 c.Assert(os.Remove(configPath), checker.IsNil) 3199 3200 d.Restart(c) 3201 ctx, cancel = context.WithTimeout(context.Background(), 30*time.Second) 3202 defer cancel() 3203 _, err = cli.Ping(ctx) 3204 c.Assert(err, checker.IsNil) 3205 3206 _, _, err = cli.PluginInspectWithRaw(ctx, name) 3207 // plugin should be gone since the config.json is gone 3208 c.Assert(err, checker.NotNil) 3209 }