| package docker |
| |
| import ( |
| "bytes" |
| "fmt" |
| "github.com/dotcloud/docker/engine" |
| "github.com/dotcloud/docker/sysinit" |
| "github.com/dotcloud/docker/utils" |
| "io" |
| "log" |
| "net" |
| "net/url" |
| "os" |
| "path/filepath" |
| "runtime" |
| "strconv" |
| "strings" |
| "sync" |
| "syscall" |
| "testing" |
| "time" |
| ) |
| |
| const ( |
| unitTestImageName = "docker-test-image" |
| unitTestImageID = "83599e29c455eb719f77d799bc7c51521b9551972f5a850d7ad265bc1b5292f6" // 1.0 |
| unitTestImageIDShort = "83599e29c455" |
| unitTestNetworkBridge = "testdockbr0" |
| unitTestStoreBase = "/var/lib/docker/unit-tests" |
| testDaemonAddr = "127.0.0.1:4270" |
| testDaemonProto = "tcp" |
| ) |
| |
| var ( |
| globalRuntime *Runtime |
| startFds int |
| startGoroutines int |
| ) |
| |
| func nuke(runtime *Runtime) error { |
| if nonuke := os.Getenv("NONUKE"); nonuke != "" { |
| return nil |
| } |
| var wg sync.WaitGroup |
| for _, container := range runtime.List() { |
| wg.Add(1) |
| go func(c *Container) { |
| c.Kill() |
| wg.Done() |
| }(container) |
| } |
| wg.Wait() |
| runtime.Close() |
| |
| os.Remove(filepath.Join(runtime.config.Root, "linkgraph.db")) |
| return os.RemoveAll(runtime.config.Root) |
| } |
| |
| func cleanup(runtime *Runtime) error { |
| for _, container := range runtime.List() { |
| container.Kill() |
| runtime.Destroy(container) |
| } |
| images, err := runtime.graph.Map() |
| if err != nil { |
| return err |
| } |
| for _, image := range images { |
| if image.ID != unitTestImageID { |
| runtime.graph.Delete(image.ID) |
| } |
| } |
| return nil |
| } |
| |
| func layerArchive(tarfile string) (io.Reader, error) { |
| // FIXME: need to close f somewhere |
| f, err := os.Open(tarfile) |
| if err != nil { |
| return nil, err |
| } |
| return f, nil |
| } |
| |
| func init() { |
| os.Setenv("TEST", "1") |
| |
| // Hack to run sys init during unit testing |
| if selfPath := utils.SelfPath(); selfPath == "/sbin/init" || selfPath == "/.dockerinit" { |
| sysinit.SysInit() |
| return |
| } |
| |
| if uid := syscall.Geteuid(); uid != 0 { |
| log.Fatal("docker tests need to be run as root") |
| } |
| |
| // Copy dockerinit into our current testing directory, if provided (so we can test a separate dockerinit binary) |
| if dockerinit := os.Getenv("TEST_DOCKERINIT_PATH"); dockerinit != "" { |
| src, err := os.Open(dockerinit) |
| if err != nil { |
| log.Fatalf("Unable to open TEST_DOCKERINIT_PATH: %s\n", err) |
| } |
| defer src.Close() |
| dst, err := os.OpenFile(filepath.Join(filepath.Dir(utils.SelfPath()), "dockerinit"), os.O_WRONLY|os.O_CREATE|os.O_TRUNC, 0555) |
| if err != nil { |
| log.Fatalf("Unable to create dockerinit in test directory: %s\n", err) |
| } |
| defer dst.Close() |
| if _, err := io.Copy(dst, src); err != nil { |
| log.Fatalf("Unable to copy dockerinit to TEST_DOCKERINIT_PATH: %s\n", err) |
| } |
| dst.Close() |
| src.Close() |
| } |
| |
| // Setup the base runtime, which will be duplicated for each test. |
| // (no tests are run directly in the base) |
| setupBaseImage() |
| |
| // Create the "global runtime" with a long-running daemon for integration tests |
| spawnGlobalDaemon() |
| startFds, startGoroutines = utils.GetTotalUsedFds(), runtime.NumGoroutine() |
| } |
| |
| func setupBaseImage() { |
| eng, err := engine.New(unitTestStoreBase) |
| if err != nil { |
| log.Fatalf("Can't initialize engine at %s: %s", unitTestStoreBase, err) |
| } |
| job := eng.Job("initapi") |
| job.Setenv("Root", unitTestStoreBase) |
| job.SetenvBool("Autorestart", false) |
| job.Setenv("BridgeIface", unitTestNetworkBridge) |
| if err := job.Run(); err != nil { |
| log.Fatalf("Unable to create a runtime for tests:", err) |
| } |
| srv := mkServerFromEngine(eng, log.New(os.Stderr, "", 0)) |
| runtime := srv.runtime |
| |
| // If the unit test is not found, try to download it. |
| if img, err := runtime.repositories.LookupImage(unitTestImageName); err != nil || img.ID != unitTestImageID { |
| // Retrieve the Image |
| if err := srv.ImagePull(unitTestImageName, "", os.Stdout, utils.NewStreamFormatter(false), nil, nil, true); err != nil { |
| log.Fatalf("Unable to pull the test image: %s", err) |
| } |
| } |
| } |
| |
| func spawnGlobalDaemon() { |
| if globalRuntime != nil { |
| utils.Debugf("Global runtime already exists. Skipping.") |
| return |
| } |
| t := log.New(os.Stderr, "", 0) |
| eng := NewTestEngine(t) |
| srv := mkServerFromEngine(eng, t) |
| globalRuntime = srv.runtime |
| |
| // Spawn a Daemon |
| go func() { |
| utils.Debugf("Spawning global daemon for integration tests") |
| listenURL := &url.URL{ |
| Scheme: testDaemonProto, |
| Host: testDaemonAddr, |
| } |
| job := eng.Job("serveapi", listenURL.String()) |
| job.SetenvBool("Logging", os.Getenv("DEBUG") != "") |
| if err := job.Run(); err != nil { |
| log.Fatalf("Unable to spawn the test daemon: %s", err) |
| } |
| }() |
| // Give some time to ListenAndServer to actually start |
| // FIXME: use inmem transports instead of tcp |
| time.Sleep(time.Second) |
| } |
| |
| // FIXME: test that ImagePull(json=true) send correct json output |
| |
| func GetTestImage(runtime *Runtime) *Image { |
| imgs, err := runtime.graph.Map() |
| if err != nil { |
| log.Fatalf("Unable to get the test image:", err) |
| } |
| for _, image := range imgs { |
| if image.ID == unitTestImageID { |
| return image |
| } |
| } |
| log.Fatalf("Test image %v not found in %s: %s", unitTestImageID, runtime.graph.Root, imgs) |
| return nil |
| } |
| |
| func TestRuntimeCreate(t *testing.T) { |
| runtime := mkRuntime(t) |
| defer nuke(runtime) |
| |
| // Make sure we start we 0 containers |
| if len(runtime.List()) != 0 { |
| t.Errorf("Expected 0 containers, %v found", len(runtime.List())) |
| } |
| |
| container, _, err := runtime.Create(&Config{ |
| Image: GetTestImage(runtime).ID, |
| Cmd: []string{"ls", "-al"}, |
| }, |
| "", |
| ) |
| if err != nil { |
| t.Fatal(err) |
| } |
| |
| defer func() { |
| if err := runtime.Destroy(container); err != nil { |
| t.Error(err) |
| } |
| }() |
| |
| // Make sure we can find the newly created container with List() |
| if len(runtime.List()) != 1 { |
| t.Errorf("Expected 1 container, %v found", len(runtime.List())) |
| } |
| |
| // Make sure the container List() returns is the right one |
| if runtime.List()[0].ID != container.ID { |
| t.Errorf("Unexpected container %v returned by List", runtime.List()[0]) |
| } |
| |
| // Make sure we can get the container with Get() |
| if runtime.Get(container.ID) == nil { |
| t.Errorf("Unable to get newly created container") |
| } |
| |
| // Make sure it is the right container |
| if runtime.Get(container.ID) != container { |
| t.Errorf("Get() returned the wrong container") |
| } |
| |
| // Make sure Exists returns it as existing |
| if !runtime.Exists(container.ID) { |
| t.Errorf("Exists() returned false for a newly created container") |
| } |
| |
| // Make sure create with bad parameters returns an error |
| if _, _, err = runtime.Create(&Config{Image: GetTestImage(runtime).ID}, ""); err == nil { |
| t.Fatal("Builder.Create should throw an error when Cmd is missing") |
| } |
| |
| if _, _, err := runtime.Create( |
| &Config{ |
| Image: GetTestImage(runtime).ID, |
| Cmd: []string{}, |
| }, |
| "", |
| ); err == nil { |
| t.Fatal("Builder.Create should throw an error when Cmd is empty") |
| } |
| |
| config := &Config{ |
| Image: GetTestImage(runtime).ID, |
| Cmd: []string{"/bin/ls"}, |
| PortSpecs: []string{"80"}, |
| } |
| container, _, err = runtime.Create(config, "") |
| |
| _, err = runtime.Commit(container, "testrepo", "testtag", "", "", config) |
| if err != nil { |
| t.Error(err) |
| } |
| |
| // test expose 80:8000 |
| container, warnings, err := runtime.Create(&Config{ |
| Image: GetTestImage(runtime).ID, |
| Cmd: []string{"ls", "-al"}, |
| PortSpecs: []string{"80:8000"}, |
| }, |
| "", |
| ) |
| if err != nil { |
| t.Fatal(err) |
| } |
| if warnings == nil || len(warnings) != 1 { |
| t.Error("Expected a warning, got none") |
| } |
| } |
| |
| func TestDestroy(t *testing.T) { |
| runtime := mkRuntime(t) |
| defer nuke(runtime) |
| |
| container, _, err := runtime.Create(&Config{ |
| Image: GetTestImage(runtime).ID, |
| Cmd: []string{"ls", "-al"}, |
| }, "") |
| if err != nil { |
| t.Fatal(err) |
| } |
| // Destroy |
| if err := runtime.Destroy(container); err != nil { |
| t.Error(err) |
| } |
| |
| // Make sure runtime.Exists() behaves correctly |
| if runtime.Exists("test_destroy") { |
| t.Errorf("Exists() returned true") |
| } |
| |
| // Make sure runtime.List() doesn't list the destroyed container |
| if len(runtime.List()) != 0 { |
| t.Errorf("Expected 0 container, %v found", len(runtime.List())) |
| } |
| |
| // Make sure runtime.Get() refuses to return the unexisting container |
| if runtime.Get(container.ID) != nil { |
| t.Errorf("Unable to get newly created container") |
| } |
| |
| // Make sure the container root directory does not exist anymore |
| _, err = os.Stat(container.root) |
| if err == nil || !os.IsNotExist(err) { |
| t.Errorf("Container root directory still exists after destroy") |
| } |
| |
| // Test double destroy |
| if err := runtime.Destroy(container); err == nil { |
| // It should have failed |
| t.Errorf("Double destroy did not fail") |
| } |
| } |
| |
| func TestGet(t *testing.T) { |
| runtime := mkRuntime(t) |
| defer nuke(runtime) |
| |
| container1, _ := mkContainer(runtime, []string{"_", "ls", "-al"}, t) |
| defer runtime.Destroy(container1) |
| |
| container2, _ := mkContainer(runtime, []string{"_", "ls", "-al"}, t) |
| defer runtime.Destroy(container2) |
| |
| container3, _ := mkContainer(runtime, []string{"_", "ls", "-al"}, t) |
| defer runtime.Destroy(container3) |
| |
| if runtime.Get(container1.ID) != container1 { |
| t.Errorf("Get(test1) returned %v while expecting %v", runtime.Get(container1.ID), container1) |
| } |
| |
| if runtime.Get(container2.ID) != container2 { |
| t.Errorf("Get(test2) returned %v while expecting %v", runtime.Get(container2.ID), container2) |
| } |
| |
| if runtime.Get(container3.ID) != container3 { |
| t.Errorf("Get(test3) returned %v while expecting %v", runtime.Get(container3.ID), container3) |
| } |
| |
| } |
| |
| func startEchoServerContainer(t *testing.T, proto string) (*Runtime, *Container, string) { |
| var ( |
| err error |
| container *Container |
| strPort string |
| runtime = mkRuntime(t) |
| port = 5554 |
| p Port |
| ) |
| |
| for { |
| port += 1 |
| strPort = strconv.Itoa(port) |
| var cmd string |
| if proto == "tcp" { |
| cmd = "socat TCP-LISTEN:" + strPort + ",reuseaddr,fork EXEC:/bin/cat" |
| } else if proto == "udp" { |
| cmd = "socat UDP-RECVFROM:" + strPort + ",fork EXEC:/bin/cat" |
| } else { |
| t.Fatal(fmt.Errorf("Unknown protocol %v", proto)) |
| } |
| ep := make(map[Port]struct{}, 1) |
| p = Port(fmt.Sprintf("%s/%s", strPort, proto)) |
| ep[p] = struct{}{} |
| |
| container, _, err = runtime.Create(&Config{ |
| Image: GetTestImage(runtime).ID, |
| Cmd: []string{"sh", "-c", cmd}, |
| PortSpecs: []string{fmt.Sprintf("%s/%s", strPort, proto)}, |
| ExposedPorts: ep, |
| }, "") |
| if err != nil { |
| nuke(runtime) |
| t.Fatal(err) |
| } |
| |
| if container != nil { |
| break |
| } |
| t.Logf("Port %v already in use, trying another one", strPort) |
| } |
| |
| container.hostConfig = &HostConfig{ |
| PortBindings: make(map[Port][]PortBinding), |
| } |
| container.hostConfig.PortBindings[p] = []PortBinding{ |
| {}, |
| } |
| if err := container.Start(); err != nil { |
| nuke(runtime) |
| t.Fatal(err) |
| } |
| |
| setTimeout(t, "Waiting for the container to be started timed out", 2*time.Second, func() { |
| for !container.State.Running { |
| time.Sleep(10 * time.Millisecond) |
| } |
| }) |
| |
| // Even if the state is running, lets give some time to lxc to spawn the process |
| container.WaitTimeout(500 * time.Millisecond) |
| |
| strPort = container.NetworkSettings.Ports[p][0].HostPort |
| return runtime, container, strPort |
| } |
| |
| // Run a container with a TCP port allocated, and test that it can receive connections on localhost |
| func TestAllocateTCPPortLocalhost(t *testing.T) { |
| runtime, container, port := startEchoServerContainer(t, "tcp") |
| defer nuke(runtime) |
| defer container.Kill() |
| |
| for i := 0; i != 10; i++ { |
| conn, err := net.Dial("tcp", fmt.Sprintf("localhost:%v", port)) |
| if err != nil { |
| t.Fatal(err) |
| } |
| defer conn.Close() |
| |
| input := bytes.NewBufferString("well hello there\n") |
| _, err = conn.Write(input.Bytes()) |
| if err != nil { |
| t.Fatal(err) |
| } |
| buf := make([]byte, 16) |
| read := 0 |
| conn.SetReadDeadline(time.Now().Add(3 * time.Second)) |
| read, err = conn.Read(buf) |
| if err != nil { |
| if err, ok := err.(*net.OpError); ok { |
| if err.Err == syscall.ECONNRESET { |
| t.Logf("Connection reset by the proxy, socat is probably not listening yet, trying again in a sec") |
| conn.Close() |
| time.Sleep(time.Second) |
| continue |
| } |
| if err.Timeout() { |
| t.Log("Timeout, trying again") |
| conn.Close() |
| continue |
| } |
| } |
| t.Fatal(err) |
| } |
| output := string(buf[:read]) |
| if !strings.Contains(output, "well hello there") { |
| t.Fatal(fmt.Errorf("[%v] doesn't contain [well hello there]", output)) |
| } else { |
| return |
| } |
| } |
| |
| t.Fatal("No reply from the container") |
| } |
| |
| // Run a container with an UDP port allocated, and test that it can receive connections on localhost |
| func TestAllocateUDPPortLocalhost(t *testing.T) { |
| runtime, container, port := startEchoServerContainer(t, "udp") |
| defer nuke(runtime) |
| defer container.Kill() |
| |
| conn, err := net.Dial("udp", fmt.Sprintf("localhost:%v", port)) |
| if err != nil { |
| t.Fatal(err) |
| } |
| defer conn.Close() |
| |
| input := bytes.NewBufferString("well hello there\n") |
| buf := make([]byte, 16) |
| // Try for a minute, for some reason the select in socat may take ages |
| // to return even though everything on the path seems fine (i.e: the |
| // UDPProxy forwards the traffic correctly and you can see the packets |
| // on the interface from within the container). |
| for i := 0; i != 120; i++ { |
| _, err := conn.Write(input.Bytes()) |
| if err != nil { |
| t.Fatal(err) |
| } |
| conn.SetReadDeadline(time.Now().Add(500 * time.Millisecond)) |
| read, err := conn.Read(buf) |
| if err == nil { |
| output := string(buf[:read]) |
| if strings.Contains(output, "well hello there") { |
| return |
| } |
| } |
| } |
| |
| t.Fatal("No reply from the container") |
| } |
| |
| func TestRestore(t *testing.T) { |
| runtime1 := mkRuntime(t) |
| defer nuke(runtime1) |
| // Create a container with one instance of docker |
| container1, _ := mkContainer(runtime1, []string{"_", "ls", "-al"}, t) |
| defer runtime1.Destroy(container1) |
| |
| // Create a second container meant to be killed |
| container2, _ := mkContainer(runtime1, []string{"-i", "_", "/bin/cat"}, t) |
| defer runtime1.Destroy(container2) |
| |
| // Start the container non blocking |
| if err := container2.Start(); err != nil { |
| t.Fatal(err) |
| } |
| |
| if !container2.State.Running { |
| t.Fatalf("Container %v should appear as running but isn't", container2.ID) |
| } |
| |
| // Simulate a crash/manual quit of dockerd: process dies, states stays 'Running' |
| cStdin, _ := container2.StdinPipe() |
| cStdin.Close() |
| if err := container2.WaitTimeout(2 * time.Second); err != nil { |
| t.Fatal(err) |
| } |
| container2.State.Running = true |
| container2.ToDisk() |
| |
| if len(runtime1.List()) != 2 { |
| t.Errorf("Expected 2 container, %v found", len(runtime1.List())) |
| } |
| if err := container1.Run(); err != nil { |
| t.Fatal(err) |
| } |
| |
| if !container2.State.Running { |
| t.Fatalf("Container %v should appear as running but isn't", container2.ID) |
| } |
| |
| // Here are are simulating a docker restart - that is, reloading all containers |
| // from scratch |
| runtime1.config.AutoRestart = false |
| runtime2, err := NewRuntimeFromDirectory(runtime1.config) |
| if err != nil { |
| t.Fatal(err) |
| } |
| defer nuke(runtime2) |
| if len(runtime2.List()) != 2 { |
| t.Errorf("Expected 2 container, %v found", len(runtime2.List())) |
| } |
| runningCount := 0 |
| for _, c := range runtime2.List() { |
| if c.State.Running { |
| t.Errorf("Running container found: %v (%v)", c.ID, c.Path) |
| runningCount++ |
| } |
| } |
| if runningCount != 0 { |
| t.Fatalf("Expected 0 container alive, %d found", runningCount) |
| } |
| container3 := runtime2.Get(container1.ID) |
| if container3 == nil { |
| t.Fatal("Unable to Get container") |
| } |
| if err := container3.Run(); err != nil { |
| t.Fatal(err) |
| } |
| container2.State.Running = false |
| } |
| |
| func TestReloadContainerLinks(t *testing.T) { |
| runtime1 := mkRuntime(t) |
| defer nuke(runtime1) |
| // Create a container with one instance of docker |
| container1, _ := mkContainer(runtime1, []string{"-i", "_", "/bin/sh"}, t) |
| defer runtime1.Destroy(container1) |
| |
| // Create a second container meant to be killed |
| container2, _ := mkContainer(runtime1, []string{"-i", "_", "/bin/cat"}, t) |
| defer runtime1.Destroy(container2) |
| |
| // Start the container non blocking |
| if err := container2.Start(); err != nil { |
| t.Fatal(err) |
| } |
| // Add a link to container 2 |
| container1.hostConfig.Links = []string{"/" + container2.ID + ":first"} |
| if err := runtime1.RegisterLink(container1, container2, "first"); err != nil { |
| t.Fatal(err) |
| } |
| if err := container1.Start(); err != nil { |
| t.Fatal(err) |
| } |
| |
| if !container2.State.Running { |
| t.Fatalf("Container %v should appear as running but isn't", container2.ID) |
| } |
| |
| if !container1.State.Running { |
| t.Fatalf("Container %s should appear as running but isn't", container1.ID) |
| } |
| |
| if len(runtime1.List()) != 2 { |
| t.Errorf("Expected 2 container, %v found", len(runtime1.List())) |
| } |
| |
| // Here are are simulating a docker restart - that is, reloading all containers |
| // from scratch |
| runtime1.config.AutoRestart = true |
| runtime2, err := NewRuntimeFromDirectory(runtime1.config) |
| if err != nil { |
| t.Fatal(err) |
| } |
| defer nuke(runtime2) |
| if len(runtime2.List()) != 2 { |
| t.Errorf("Expected 2 container, %v found", len(runtime2.List())) |
| } |
| runningCount := 0 |
| for _, c := range runtime2.List() { |
| if c.State.Running { |
| runningCount++ |
| } |
| } |
| if runningCount != 2 { |
| t.Fatalf("Expected 2 container alive, %d found", runningCount) |
| } |
| |
| // Make sure container 2 ( the child of container 1 ) was registered and started first |
| // with the runtime |
| first := runtime2.containers.Front() |
| if first.Value.(*Container).ID != container2.ID { |
| t.Fatalf("Container 2 %s should be registered first in the runtime", container2.ID) |
| } |
| |
| // Verify that the link is still registered in the runtime |
| entity := runtime2.containerGraph.Get(container1.Name) |
| if entity == nil { |
| t.Fatal("Entity should not be nil") |
| } |
| } |
| |
| func TestDefaultContainerName(t *testing.T) { |
| eng := NewTestEngine(t) |
| srv := mkServerFromEngine(eng, t) |
| runtime := srv.runtime |
| defer nuke(runtime) |
| |
| config, _, _, err := ParseRun([]string{GetTestImage(runtime).ID, "echo test"}, nil) |
| if err != nil { |
| t.Fatal(err) |
| } |
| |
| container := runtime.Get(createNamedTestContainer(eng, config, t, "some_name")) |
| containerID := container.ID |
| |
| if container.Name != "/some_name" { |
| t.Fatalf("Expect /some_name got %s", container.Name) |
| } |
| |
| paths := runtime.containerGraph.RefPaths(containerID) |
| if paths == nil || len(paths) == 0 { |
| t.Fatalf("Could not find edges for %s", containerID) |
| } |
| edge := paths[0] |
| if edge.ParentID != "0" { |
| t.Fatalf("Expected engine got %s", edge.ParentID) |
| } |
| if edge.EntityID != containerID { |
| t.Fatalf("Expected %s got %s", containerID, edge.EntityID) |
| } |
| if edge.Name != "some_name" { |
| t.Fatalf("Expected some_name got %s", edge.Name) |
| } |
| } |
| |
| func TestRandomContainerName(t *testing.T) { |
| eng := NewTestEngine(t) |
| srv := mkServerFromEngine(eng, t) |
| runtime := srv.runtime |
| defer nuke(runtime) |
| |
| config, _, _, err := ParseRun([]string{GetTestImage(runtime).ID, "echo test"}, nil) |
| if err != nil { |
| t.Fatal(err) |
| } |
| |
| container := runtime.Get(createTestContainer(eng, config, t)) |
| containerID := container.ID |
| |
| if container.Name == "" { |
| t.Fatalf("Expected not empty container name") |
| } |
| |
| paths := runtime.containerGraph.RefPaths(containerID) |
| if paths == nil || len(paths) == 0 { |
| t.Fatalf("Could not find edges for %s", containerID) |
| } |
| edge := paths[0] |
| if edge.ParentID != "0" { |
| t.Fatalf("Expected engine got %s", edge.ParentID) |
| } |
| if edge.EntityID != containerID { |
| t.Fatalf("Expected %s got %s", containerID, edge.EntityID) |
| } |
| if edge.Name == "" { |
| t.Fatalf("Expected not empty container name") |
| } |
| } |
| |
| func TestLinkChildContainer(t *testing.T) { |
| eng := NewTestEngine(t) |
| srv := mkServerFromEngine(eng, t) |
| runtime := srv.runtime |
| defer nuke(runtime) |
| |
| config, _, _, err := ParseRun([]string{GetTestImage(runtime).ID, "echo test"}, nil) |
| if err != nil { |
| t.Fatal(err) |
| } |
| |
| container := runtime.Get(createNamedTestContainer(eng, config, t, "/webapp")) |
| |
| webapp, err := runtime.GetByName("/webapp") |
| if err != nil { |
| t.Fatal(err) |
| } |
| |
| if webapp.ID != container.ID { |
| t.Fatalf("Expect webapp id to match container id: %s != %s", webapp.ID, container.ID) |
| } |
| |
| config, _, _, err = ParseRun([]string{GetTestImage(runtime).ID, "echo test"}, nil) |
| if err != nil { |
| t.Fatal(err) |
| } |
| |
| childContainer := runtime.Get(createTestContainer(eng, config, t)) |
| |
| if err := runtime.RegisterLink(webapp, childContainer, "db"); err != nil { |
| t.Fatal(err) |
| } |
| |
| // Get the child by it's new name |
| db, err := runtime.GetByName("/webapp/db") |
| if err != nil { |
| t.Fatal(err) |
| } |
| if db.ID != childContainer.ID { |
| t.Fatalf("Expect db id to match container id: %s != %s", db.ID, childContainer.ID) |
| } |
| } |
| |
| func TestGetAllChildren(t *testing.T) { |
| eng := NewTestEngine(t) |
| srv := mkServerFromEngine(eng, t) |
| runtime := srv.runtime |
| defer nuke(runtime) |
| |
| config, _, _, err := ParseRun([]string{GetTestImage(runtime).ID, "echo test"}, nil) |
| if err != nil { |
| t.Fatal(err) |
| } |
| |
| container := runtime.Get(createNamedTestContainer(eng, config, t, "/webapp")) |
| |
| webapp, err := runtime.GetByName("/webapp") |
| if err != nil { |
| t.Fatal(err) |
| } |
| |
| if webapp.ID != container.ID { |
| t.Fatalf("Expect webapp id to match container id: %s != %s", webapp.ID, container.ID) |
| } |
| |
| config, _, _, err = ParseRun([]string{GetTestImage(runtime).ID, "echo test"}, nil) |
| if err != nil { |
| t.Fatal(err) |
| } |
| |
| childContainer := runtime.Get(createTestContainer(eng, config, t)) |
| |
| if err := runtime.RegisterLink(webapp, childContainer, "db"); err != nil { |
| t.Fatal(err) |
| } |
| |
| children, err := runtime.Children("/webapp") |
| if err != nil { |
| t.Fatal(err) |
| } |
| |
| if children == nil { |
| t.Fatal("Children should not be nil") |
| } |
| if len(children) == 0 { |
| t.Fatal("Children should not be empty") |
| } |
| |
| for key, value := range children { |
| if key != "/webapp/db" { |
| t.Fatalf("Expected /webapp/db got %s", key) |
| } |
| if value.ID != childContainer.ID { |
| t.Fatalf("Expected id %s got %s", childContainer.ID, value.ID) |
| } |
| } |
| } |
| |
| func TestGetFullName(t *testing.T) { |
| runtime := mkRuntime(t) |
| defer nuke(runtime) |
| |
| name, err := runtime.getFullName("testing") |
| if err != nil { |
| t.Fatal(err) |
| } |
| if name != "/testing" { |
| t.Fatalf("Expected /testing got %s", name) |
| } |
| if _, err := runtime.getFullName(""); err == nil { |
| t.Fatal("Error should not be nil") |
| } |
| } |