github.com/shishir-a412ed/docker@v1.3.2-0.20180103180333-fda904911d87/integration-cli/docker_cli_create_test.go (about) 1 package main 2 3 import ( 4 "encoding/json" 5 "fmt" 6 "io/ioutil" 7 "os" 8 "reflect" 9 "strings" 10 "time" 11 12 "github.com/docker/docker/integration-cli/checker" 13 "github.com/docker/docker/integration-cli/cli" 14 "github.com/docker/docker/integration-cli/cli/build" 15 "github.com/docker/docker/integration-cli/cli/build/fakecontext" 16 "github.com/docker/docker/pkg/stringid" 17 "github.com/docker/go-connections/nat" 18 "github.com/go-check/check" 19 "github.com/gotestyourself/gotestyourself/icmd" 20 ) 21 22 // Make sure we can create a simple container with some args 23 func (s *DockerSuite) TestCreateArgs(c *check.C) { 24 // Intentionally clear entrypoint, as the Windows busybox image needs an entrypoint, which breaks this test 25 out, _ := dockerCmd(c, "create", "--entrypoint=", "busybox", "command", "arg1", "arg2", "arg with space", "-c", "flags") 26 27 cleanedContainerID := strings.TrimSpace(out) 28 29 out, _ = dockerCmd(c, "inspect", cleanedContainerID) 30 31 containers := []struct { 32 ID string 33 Created time.Time 34 Path string 35 Args []string 36 Image string 37 }{} 38 39 err := json.Unmarshal([]byte(out), &containers) 40 c.Assert(err, check.IsNil, check.Commentf("Error inspecting the container: %s", err)) 41 c.Assert(containers, checker.HasLen, 1) 42 43 cont := containers[0] 44 c.Assert(string(cont.Path), checker.Equals, "command", check.Commentf("Unexpected container path. Expected command, received: %s", cont.Path)) 45 46 b := false 47 expected := []string{"arg1", "arg2", "arg with space", "-c", "flags"} 48 for i, arg := range expected { 49 if arg != cont.Args[i] { 50 b = true 51 break 52 } 53 } 54 if len(cont.Args) != len(expected) || b { 55 c.Fatalf("Unexpected args. Expected %v, received: %v", expected, cont.Args) 56 } 57 58 } 59 60 // Make sure we can grow the container's rootfs at creation time. 61 func (s *DockerSuite) TestCreateGrowRootfs(c *check.C) { 62 // Windows and Devicemapper support growing the rootfs 63 if testEnv.DaemonPlatform() != "windows" { 64 testRequires(c, Devicemapper) 65 } 66 out, _ := dockerCmd(c, "create", "--storage-opt", "size=120G", "busybox") 67 68 cleanedContainerID := strings.TrimSpace(out) 69 70 inspectOut := inspectField(c, cleanedContainerID, "HostConfig.StorageOpt") 71 c.Assert(inspectOut, checker.Equals, "map[size:120G]") 72 } 73 74 // Make sure we cannot shrink the container's rootfs at creation time. 75 func (s *DockerSuite) TestCreateShrinkRootfs(c *check.C) { 76 testRequires(c, Devicemapper) 77 78 // Ensure this fails because of the defaultBaseFsSize is 10G 79 out, _, err := dockerCmdWithError("create", "--storage-opt", "size=5G", "busybox") 80 c.Assert(err, check.NotNil, check.Commentf(out)) 81 c.Assert(out, checker.Contains, "Container size cannot be smaller than") 82 } 83 84 // Make sure we can set hostconfig options too 85 func (s *DockerSuite) TestCreateHostConfig(c *check.C) { 86 out, _ := dockerCmd(c, "create", "-P", "busybox", "echo") 87 88 cleanedContainerID := strings.TrimSpace(out) 89 90 out, _ = dockerCmd(c, "inspect", cleanedContainerID) 91 92 containers := []struct { 93 HostConfig *struct { 94 PublishAllPorts bool 95 } 96 }{} 97 98 err := json.Unmarshal([]byte(out), &containers) 99 c.Assert(err, check.IsNil, check.Commentf("Error inspecting the container: %s", err)) 100 c.Assert(containers, checker.HasLen, 1) 101 102 cont := containers[0] 103 c.Assert(cont.HostConfig, check.NotNil, check.Commentf("Expected HostConfig, got none")) 104 c.Assert(cont.HostConfig.PublishAllPorts, check.NotNil, check.Commentf("Expected PublishAllPorts, got false")) 105 } 106 107 func (s *DockerSuite) TestCreateWithPortRange(c *check.C) { 108 out, _ := dockerCmd(c, "create", "-p", "3300-3303:3300-3303/tcp", "busybox", "echo") 109 110 cleanedContainerID := strings.TrimSpace(out) 111 112 out, _ = dockerCmd(c, "inspect", cleanedContainerID) 113 114 containers := []struct { 115 HostConfig *struct { 116 PortBindings map[nat.Port][]nat.PortBinding 117 } 118 }{} 119 err := json.Unmarshal([]byte(out), &containers) 120 c.Assert(err, check.IsNil, check.Commentf("Error inspecting the container: %s", err)) 121 c.Assert(containers, checker.HasLen, 1) 122 123 cont := containers[0] 124 125 c.Assert(cont.HostConfig, check.NotNil, check.Commentf("Expected HostConfig, got none")) 126 c.Assert(cont.HostConfig.PortBindings, checker.HasLen, 4, check.Commentf("Expected 4 ports bindings, got %d", len(cont.HostConfig.PortBindings))) 127 128 for k, v := range cont.HostConfig.PortBindings { 129 c.Assert(v, checker.HasLen, 1, check.Commentf("Expected 1 ports binding, for the port %s but found %s", k, v)) 130 c.Assert(k.Port(), checker.Equals, v[0].HostPort, check.Commentf("Expected host port %s to match published port %s", k.Port(), v[0].HostPort)) 131 132 } 133 134 } 135 136 func (s *DockerSuite) TestCreateWithLargePortRange(c *check.C) { 137 out, _ := dockerCmd(c, "create", "-p", "1-65535:1-65535/tcp", "busybox", "echo") 138 139 cleanedContainerID := strings.TrimSpace(out) 140 141 out, _ = dockerCmd(c, "inspect", cleanedContainerID) 142 143 containers := []struct { 144 HostConfig *struct { 145 PortBindings map[nat.Port][]nat.PortBinding 146 } 147 }{} 148 149 err := json.Unmarshal([]byte(out), &containers) 150 c.Assert(err, check.IsNil, check.Commentf("Error inspecting the container: %s", err)) 151 c.Assert(containers, checker.HasLen, 1) 152 153 cont := containers[0] 154 c.Assert(cont.HostConfig, check.NotNil, check.Commentf("Expected HostConfig, got none")) 155 c.Assert(cont.HostConfig.PortBindings, checker.HasLen, 65535) 156 157 for k, v := range cont.HostConfig.PortBindings { 158 c.Assert(v, checker.HasLen, 1) 159 c.Assert(k.Port(), checker.Equals, v[0].HostPort, check.Commentf("Expected host port %s to match published port %s", k.Port(), v[0].HostPort)) 160 } 161 162 } 163 164 // "test123" should be printed by docker create + start 165 func (s *DockerSuite) TestCreateEchoStdout(c *check.C) { 166 out, _ := dockerCmd(c, "create", "busybox", "echo", "test123") 167 168 cleanedContainerID := strings.TrimSpace(out) 169 170 out, _ = dockerCmd(c, "start", "-ai", cleanedContainerID) 171 c.Assert(out, checker.Equals, "test123\n", check.Commentf("container should've printed 'test123', got %q", out)) 172 173 } 174 175 func (s *DockerSuite) TestCreateVolumesCreated(c *check.C) { 176 testRequires(c, SameHostDaemon) 177 prefix, slash := getPrefixAndSlashFromDaemonPlatform() 178 179 name := "test_create_volume" 180 dockerCmd(c, "create", "--name", name, "-v", prefix+slash+"foo", "busybox") 181 182 dir, err := inspectMountSourceField(name, prefix+slash+"foo") 183 c.Assert(err, check.IsNil, check.Commentf("Error getting volume host path: %q", err)) 184 185 if _, err := os.Stat(dir); err != nil && os.IsNotExist(err) { 186 c.Fatalf("Volume was not created") 187 } 188 if err != nil { 189 c.Fatalf("Error statting volume host path: %q", err) 190 } 191 192 } 193 194 func (s *DockerSuite) TestCreateLabels(c *check.C) { 195 name := "test_create_labels" 196 expected := map[string]string{"k1": "v1", "k2": "v2"} 197 dockerCmd(c, "create", "--name", name, "-l", "k1=v1", "--label", "k2=v2", "busybox") 198 199 actual := make(map[string]string) 200 inspectFieldAndUnmarshall(c, name, "Config.Labels", &actual) 201 202 if !reflect.DeepEqual(expected, actual) { 203 c.Fatalf("Expected %s got %s", expected, actual) 204 } 205 } 206 207 func (s *DockerSuite) TestCreateLabelFromImage(c *check.C) { 208 imageName := "testcreatebuildlabel" 209 buildImageSuccessfully(c, imageName, build.WithDockerfile(`FROM busybox 210 LABEL k1=v1 k2=v2`)) 211 212 name := "test_create_labels_from_image" 213 expected := map[string]string{"k2": "x", "k3": "v3", "k1": "v1"} 214 dockerCmd(c, "create", "--name", name, "-l", "k2=x", "--label", "k3=v3", imageName) 215 216 actual := make(map[string]string) 217 inspectFieldAndUnmarshall(c, name, "Config.Labels", &actual) 218 219 if !reflect.DeepEqual(expected, actual) { 220 c.Fatalf("Expected %s got %s", expected, actual) 221 } 222 } 223 224 func (s *DockerSuite) TestCreateHostnameWithNumber(c *check.C) { 225 image := "busybox" 226 // Busybox on Windows does not implement hostname command 227 if testEnv.DaemonPlatform() == "windows" { 228 image = testEnv.MinimalBaseImage() 229 } 230 out, _ := dockerCmd(c, "run", "-h", "web.0", image, "hostname") 231 c.Assert(strings.TrimSpace(out), checker.Equals, "web.0", check.Commentf("hostname not set, expected `web.0`, got: %s", out)) 232 233 } 234 235 func (s *DockerSuite) TestCreateRM(c *check.C) { 236 // Test to make sure we can 'rm' a new container that is in 237 // "Created" state, and has ever been run. Test "rm -f" too. 238 239 // create a container 240 out, _ := dockerCmd(c, "create", "busybox") 241 cID := strings.TrimSpace(out) 242 243 dockerCmd(c, "rm", cID) 244 245 // Now do it again so we can "rm -f" this time 246 out, _ = dockerCmd(c, "create", "busybox") 247 248 cID = strings.TrimSpace(out) 249 dockerCmd(c, "rm", "-f", cID) 250 } 251 252 func (s *DockerSuite) TestCreateModeIpcContainer(c *check.C) { 253 // Uses Linux specific functionality (--ipc) 254 testRequires(c, DaemonIsLinux, SameHostDaemon) 255 256 out, _ := dockerCmd(c, "create", "busybox") 257 id := strings.TrimSpace(out) 258 259 dockerCmd(c, "create", fmt.Sprintf("--ipc=container:%s", id), "busybox") 260 } 261 262 func (s *DockerSuite) TestCreateByImageID(c *check.C) { 263 imageName := "testcreatebyimageid" 264 buildImageSuccessfully(c, imageName, build.WithDockerfile(`FROM busybox 265 MAINTAINER dockerio`)) 266 imageID := getIDByName(c, imageName) 267 truncatedImageID := stringid.TruncateID(imageID) 268 269 dockerCmd(c, "create", imageID) 270 dockerCmd(c, "create", truncatedImageID) 271 272 // Ensure this fails 273 out, exit, _ := dockerCmdWithError("create", fmt.Sprintf("%s:%s", imageName, imageID)) 274 if exit == 0 { 275 c.Fatalf("expected non-zero exit code; received %d", exit) 276 } 277 278 if expected := "invalid reference format"; !strings.Contains(out, expected) { 279 c.Fatalf(`Expected %q in output; got: %s`, expected, out) 280 } 281 282 if i := strings.IndexRune(imageID, ':'); i >= 0 { 283 imageID = imageID[i+1:] 284 } 285 out, exit, _ = dockerCmdWithError("create", fmt.Sprintf("%s:%s", "wrongimage", imageID)) 286 if exit == 0 { 287 c.Fatalf("expected non-zero exit code; received %d", exit) 288 } 289 290 if expected := "Unable to find image"; !strings.Contains(out, expected) { 291 c.Fatalf(`Expected %q in output; got: %s`, expected, out) 292 } 293 } 294 295 func (s *DockerTrustSuite) TestTrustedCreate(c *check.C) { 296 repoName := s.setupTrustedImage(c, "trusted-create") 297 298 // Try create 299 cli.Docker(cli.Args("create", repoName), trustedCmd).Assert(c, SuccessTagging) 300 cli.DockerCmd(c, "rmi", repoName) 301 302 // Try untrusted create to ensure we pushed the tag to the registry 303 cli.Docker(cli.Args("create", "--disable-content-trust=true", repoName)).Assert(c, SuccessDownloadedOnStderr) 304 } 305 306 func (s *DockerTrustSuite) TestUntrustedCreate(c *check.C) { 307 repoName := fmt.Sprintf("%v/dockercliuntrusted/createtest", privateRegistryURL) 308 withTagName := fmt.Sprintf("%s:latest", repoName) 309 // tag the image and upload it to the private registry 310 cli.DockerCmd(c, "tag", "busybox", withTagName) 311 cli.DockerCmd(c, "push", withTagName) 312 cli.DockerCmd(c, "rmi", withTagName) 313 314 // Try trusted create on untrusted tag 315 cli.Docker(cli.Args("create", withTagName), trustedCmd).Assert(c, icmd.Expected{ 316 ExitCode: 1, 317 Err: fmt.Sprintf("does not have trust data for %s", repoName), 318 }) 319 } 320 321 func (s *DockerTrustSuite) TestTrustedIsolatedCreate(c *check.C) { 322 repoName := s.setupTrustedImage(c, "trusted-isolated-create") 323 324 // Try create 325 cli.Docker(cli.Args("--config", "/tmp/docker-isolated-create", "create", repoName), trustedCmd).Assert(c, SuccessTagging) 326 defer os.RemoveAll("/tmp/docker-isolated-create") 327 328 cli.DockerCmd(c, "rmi", repoName) 329 } 330 331 func (s *DockerTrustSuite) TestTrustedCreateFromBadTrustServer(c *check.C) { 332 repoName := fmt.Sprintf("%v/dockerclievilcreate/trusted:latest", privateRegistryURL) 333 evilLocalConfigDir, err := ioutil.TempDir("", "evilcreate-local-config-dir") 334 c.Assert(err, check.IsNil) 335 336 // tag the image and upload it to the private registry 337 cli.DockerCmd(c, "tag", "busybox", repoName) 338 cli.Docker(cli.Args("push", repoName), trustedCmd).Assert(c, SuccessSigningAndPushing) 339 cli.DockerCmd(c, "rmi", repoName) 340 341 // Try create 342 cli.Docker(cli.Args("create", repoName), trustedCmd).Assert(c, SuccessTagging) 343 cli.DockerCmd(c, "rmi", repoName) 344 345 // Kill the notary server, start a new "evil" one. 346 s.not.Close() 347 s.not, err = newTestNotary(c) 348 c.Assert(err, check.IsNil) 349 350 // In order to make an evil server, lets re-init a client (with a different trust dir) and push new data. 351 // tag an image and upload it to the private registry 352 cli.DockerCmd(c, "--config", evilLocalConfigDir, "tag", "busybox", repoName) 353 354 // Push up to the new server 355 cli.Docker(cli.Args("--config", evilLocalConfigDir, "push", repoName), trustedCmd).Assert(c, SuccessSigningAndPushing) 356 357 // Now, try creating with the original client from this new trust server. This should fail because the new root is invalid. 358 cli.Docker(cli.Args("create", repoName), trustedCmd).Assert(c, icmd.Expected{ 359 ExitCode: 1, 360 Err: "could not rotate trust to a new trusted root", 361 }) 362 } 363 364 func (s *DockerSuite) TestCreateStopSignal(c *check.C) { 365 name := "test_create_stop_signal" 366 dockerCmd(c, "create", "--name", name, "--stop-signal", "9", "busybox") 367 368 res := inspectFieldJSON(c, name, "Config.StopSignal") 369 c.Assert(res, checker.Contains, "9") 370 371 } 372 373 func (s *DockerSuite) TestCreateWithWorkdir(c *check.C) { 374 name := "foo" 375 376 prefix, slash := getPrefixAndSlashFromDaemonPlatform() 377 dir := prefix + slash + "home" + slash + "foo" + slash + "bar" 378 379 dockerCmd(c, "create", "--name", name, "-w", dir, "busybox") 380 // Windows does not create the workdir until the container is started 381 if testEnv.DaemonPlatform() == "windows" { 382 dockerCmd(c, "start", name) 383 } 384 dockerCmd(c, "cp", fmt.Sprintf("%s:%s", name, dir), prefix+slash+"tmp") 385 } 386 387 func (s *DockerSuite) TestCreateWithInvalidLogOpts(c *check.C) { 388 name := "test-invalidate-log-opts" 389 out, _, err := dockerCmdWithError("create", "--name", name, "--log-opt", "invalid=true", "busybox") 390 c.Assert(err, checker.NotNil) 391 c.Assert(out, checker.Contains, "unknown log opt") 392 393 out, _ = dockerCmd(c, "ps", "-a") 394 c.Assert(out, checker.Not(checker.Contains), name) 395 } 396 397 // #20972 398 func (s *DockerSuite) TestCreate64ByteHexID(c *check.C) { 399 out := inspectField(c, "busybox", "Id") 400 imageID := strings.TrimPrefix(strings.TrimSpace(string(out)), "sha256:") 401 402 dockerCmd(c, "create", imageID) 403 } 404 405 // Test case for #23498 406 func (s *DockerSuite) TestCreateUnsetEntrypoint(c *check.C) { 407 name := "test-entrypoint" 408 dockerfile := `FROM busybox 409 ADD entrypoint.sh /entrypoint.sh 410 RUN chmod 755 /entrypoint.sh 411 ENTRYPOINT ["/entrypoint.sh"] 412 CMD echo foobar` 413 414 ctx := fakecontext.New(c, "", 415 fakecontext.WithDockerfile(dockerfile), 416 fakecontext.WithFiles(map[string]string{ 417 "entrypoint.sh": `#!/bin/sh 418 echo "I am an entrypoint" 419 exec "$@"`, 420 })) 421 defer ctx.Close() 422 423 cli.BuildCmd(c, name, build.WithExternalBuildContext(ctx)) 424 425 out := cli.DockerCmd(c, "create", "--entrypoint=", name, "echo", "foo").Combined() 426 id := strings.TrimSpace(out) 427 c.Assert(id, check.Not(check.Equals), "") 428 out = cli.DockerCmd(c, "start", "-a", id).Combined() 429 c.Assert(strings.TrimSpace(out), check.Equals, "foo") 430 } 431 432 // #22471 433 func (s *DockerSuite) TestCreateStopTimeout(c *check.C) { 434 name1 := "test_create_stop_timeout_1" 435 dockerCmd(c, "create", "--name", name1, "--stop-timeout", "15", "busybox") 436 437 res := inspectFieldJSON(c, name1, "Config.StopTimeout") 438 c.Assert(res, checker.Contains, "15") 439 440 name2 := "test_create_stop_timeout_2" 441 dockerCmd(c, "create", "--name", name2, "busybox") 442 443 res = inspectFieldJSON(c, name2, "Config.StopTimeout") 444 c.Assert(res, checker.Contains, "null") 445 }