| package docker |
| |
| import ( |
| "bufio" |
| "fmt" |
| "github.com/dotcloud/docker/utils" |
| "io" |
| "io/ioutil" |
| "os" |
| "path" |
| "regexp" |
| "strings" |
| "testing" |
| "time" |
| ) |
| |
| func closeWrap(args ...io.Closer) error { |
| e := false |
| ret := fmt.Errorf("Error closing elements") |
| for _, c := range args { |
| if err := c.Close(); err != nil { |
| e = true |
| ret = fmt.Errorf("%s\n%s", ret, err) |
| } |
| } |
| if e { |
| return ret |
| } |
| return nil |
| } |
| |
| func setTimeout(t *testing.T, msg string, d time.Duration, f func()) { |
| c := make(chan bool) |
| |
| // Make sure we are not too long |
| go func() { |
| time.Sleep(d) |
| c <- true |
| }() |
| go func() { |
| f() |
| c <- false |
| }() |
| if <-c && msg != "" { |
| t.Fatal(msg) |
| } |
| } |
| |
| func assertPipe(input, output string, r io.Reader, w io.Writer, count int) error { |
| for i := 0; i < count; i++ { |
| if _, err := w.Write([]byte(input)); err != nil { |
| return err |
| } |
| o, err := bufio.NewReader(r).ReadString('\n') |
| if err != nil { |
| return err |
| } |
| if strings.Trim(o, " \r\n") != output { |
| return fmt.Errorf("Unexpected output. Expected [%s], received [%s]", output, o) |
| } |
| } |
| return nil |
| } |
| |
| // TestRunHostname checks that 'docker run -h' correctly sets a custom hostname |
| func TestRunHostname(t *testing.T) { |
| stdout, stdoutPipe := io.Pipe() |
| |
| cli := NewDockerCli(nil, stdoutPipe, ioutil.Discard, testDaemonProto, testDaemonAddr) |
| defer cleanup(globalRuntime) |
| |
| c := make(chan struct{}) |
| go func() { |
| defer close(c) |
| if err := cli.CmdRun("-h", "foobar", unitTestImageID, "hostname"); err != nil { |
| t.Fatal(err) |
| } |
| }() |
| |
| setTimeout(t, "Reading command output time out", 2*time.Second, func() { |
| cmdOutput, err := bufio.NewReader(stdout).ReadString('\n') |
| if err != nil { |
| t.Fatal(err) |
| } |
| if cmdOutput != "foobar\n" { |
| t.Fatalf("'hostname' should display '%s', not '%s'", "foobar\n", cmdOutput) |
| } |
| }) |
| |
| container := globalRuntime.List()[0] |
| |
| setTimeout(t, "CmdRun timed out", 10*time.Second, func() { |
| <-c |
| |
| go func() { |
| cli.CmdWait(container.ID) |
| }() |
| |
| if _, err := bufio.NewReader(stdout).ReadString('\n'); err != nil { |
| t.Fatal(err) |
| } |
| }) |
| |
| // Cleanup pipes |
| if err := closeWrap(stdout, stdoutPipe); err != nil { |
| t.Fatal(err) |
| } |
| } |
| |
| // TestRunWorkdir checks that 'docker run -w' correctly sets a custom working directory |
| func TestRunWorkdir(t *testing.T) { |
| stdout, stdoutPipe := io.Pipe() |
| |
| cli := NewDockerCli(nil, stdoutPipe, ioutil.Discard, testDaemonProto, testDaemonAddr) |
| defer cleanup(globalRuntime) |
| |
| c := make(chan struct{}) |
| go func() { |
| defer close(c) |
| if err := cli.CmdRun("-w", "/foo/bar", unitTestImageID, "pwd"); err != nil { |
| t.Fatal(err) |
| } |
| }() |
| |
| setTimeout(t, "Reading command output time out", 2*time.Second, func() { |
| cmdOutput, err := bufio.NewReader(stdout).ReadString('\n') |
| if err != nil { |
| t.Fatal(err) |
| } |
| if cmdOutput != "/foo/bar\n" { |
| t.Fatalf("'pwd' should display '%s', not '%s'", "/foo/bar\n", cmdOutput) |
| } |
| }) |
| |
| container := globalRuntime.List()[0] |
| |
| setTimeout(t, "CmdRun timed out", 10*time.Second, func() { |
| <-c |
| |
| go func() { |
| cli.CmdWait(container.ID) |
| }() |
| |
| if _, err := bufio.NewReader(stdout).ReadString('\n'); err != nil { |
| t.Fatal(err) |
| } |
| }) |
| |
| // Cleanup pipes |
| if err := closeWrap(stdout, stdoutPipe); err != nil { |
| t.Fatal(err) |
| } |
| } |
| |
| // TestRunWorkdirExists checks that 'docker run -w' correctly sets a custom working directory, even if it exists |
| func TestRunWorkdirExists(t *testing.T) { |
| stdout, stdoutPipe := io.Pipe() |
| |
| cli := NewDockerCli(nil, stdoutPipe, ioutil.Discard, testDaemonProto, testDaemonAddr) |
| defer cleanup(globalRuntime) |
| |
| c := make(chan struct{}) |
| go func() { |
| defer close(c) |
| if err := cli.CmdRun("-w", "/proc", unitTestImageID, "pwd"); err != nil { |
| t.Fatal(err) |
| } |
| }() |
| |
| setTimeout(t, "Reading command output time out", 2*time.Second, func() { |
| cmdOutput, err := bufio.NewReader(stdout).ReadString('\n') |
| if err != nil { |
| t.Fatal(err) |
| } |
| if cmdOutput != "/proc\n" { |
| t.Fatalf("'pwd' should display '%s', not '%s'", "/proc\n", cmdOutput) |
| } |
| }) |
| |
| container := globalRuntime.List()[0] |
| |
| setTimeout(t, "CmdRun timed out", 5*time.Second, func() { |
| <-c |
| |
| go func() { |
| cli.CmdWait(container.ID) |
| }() |
| |
| if _, err := bufio.NewReader(stdout).ReadString('\n'); err != nil { |
| t.Fatal(err) |
| } |
| }) |
| |
| // Cleanup pipes |
| if err := closeWrap(stdout, stdoutPipe); err != nil { |
| t.Fatal(err) |
| } |
| } |
| |
| func TestRunExit(t *testing.T) { |
| stdin, stdinPipe := io.Pipe() |
| stdout, stdoutPipe := io.Pipe() |
| |
| cli := NewDockerCli(stdin, stdoutPipe, ioutil.Discard, testDaemonProto, testDaemonAddr) |
| defer cleanup(globalRuntime) |
| |
| c1 := make(chan struct{}) |
| go func() { |
| cli.CmdRun("-i", unitTestImageID, "/bin/cat") |
| close(c1) |
| }() |
| |
| setTimeout(t, "Read/Write assertion timed out", 2*time.Second, func() { |
| if err := assertPipe("hello\n", "hello", stdout, stdinPipe, 15); err != nil { |
| t.Fatal(err) |
| } |
| }) |
| |
| container := globalRuntime.List()[0] |
| |
| // Closing /bin/cat stdin, expect it to exit |
| if err := stdin.Close(); err != nil { |
| t.Fatal(err) |
| } |
| |
| // as the process exited, CmdRun must finish and unblock. Wait for it |
| setTimeout(t, "Waiting for CmdRun timed out", 10*time.Second, func() { |
| <-c1 |
| |
| go func() { |
| cli.CmdWait(container.ID) |
| }() |
| |
| if _, err := bufio.NewReader(stdout).ReadString('\n'); err != nil { |
| t.Fatal(err) |
| } |
| }) |
| |
| // Make sure that the client has been disconnected |
| setTimeout(t, "The client should have been disconnected once the remote process exited.", 2*time.Second, func() { |
| // Expecting pipe i/o error, just check that read does not block |
| stdin.Read([]byte{}) |
| }) |
| |
| // Cleanup pipes |
| if err := closeWrap(stdin, stdinPipe, stdout, stdoutPipe); err != nil { |
| t.Fatal(err) |
| } |
| } |
| |
| // Expected behaviour: the process dies when the client disconnects |
| func TestRunDisconnect(t *testing.T) { |
| |
| stdin, stdinPipe := io.Pipe() |
| stdout, stdoutPipe := io.Pipe() |
| |
| cli := NewDockerCli(stdin, stdoutPipe, ioutil.Discard, testDaemonProto, testDaemonAddr) |
| defer cleanup(globalRuntime) |
| |
| c1 := make(chan struct{}) |
| go func() { |
| // We're simulating a disconnect so the return value doesn't matter. What matters is the |
| // fact that CmdRun returns. |
| cli.CmdRun("-i", unitTestImageID, "/bin/cat") |
| close(c1) |
| }() |
| |
| setTimeout(t, "Read/Write assertion timed out", 2*time.Second, func() { |
| if err := assertPipe("hello\n", "hello", stdout, stdinPipe, 15); err != nil { |
| t.Fatal(err) |
| } |
| }) |
| |
| // Close pipes (simulate disconnect) |
| if err := closeWrap(stdin, stdinPipe, stdout, stdoutPipe); err != nil { |
| t.Fatal(err) |
| } |
| |
| // as the pipes are close, we expect the process to die, |
| // therefore CmdRun to unblock. Wait for CmdRun |
| setTimeout(t, "Waiting for CmdRun timed out", 2*time.Second, func() { |
| <-c1 |
| }) |
| |
| // Client disconnect after run -i should cause stdin to be closed, which should |
| // cause /bin/cat to exit. |
| setTimeout(t, "Waiting for /bin/cat to exit timed out", 2*time.Second, func() { |
| container := globalRuntime.List()[0] |
| container.Wait() |
| if container.State.Running { |
| t.Fatalf("/bin/cat is still running after closing stdin") |
| } |
| }) |
| } |
| |
| // Expected behaviour: the process dies when the client disconnects |
| func TestRunDisconnectTty(t *testing.T) { |
| |
| stdin, stdinPipe := io.Pipe() |
| stdout, stdoutPipe := io.Pipe() |
| |
| cli := NewDockerCli(stdin, stdoutPipe, ioutil.Discard, testDaemonProto, testDaemonAddr) |
| defer cleanup(globalRuntime) |
| |
| c1 := make(chan struct{}) |
| go func() { |
| // We're simulating a disconnect so the return value doesn't matter. What matters is the |
| // fact that CmdRun returns. |
| if err := cli.CmdRun("-i", "-t", unitTestImageID, "/bin/cat"); err != nil { |
| utils.Debugf("Error CmdRun: %s", err) |
| } |
| |
| close(c1) |
| }() |
| |
| setTimeout(t, "Waiting for the container to be started timed out", 10*time.Second, func() { |
| for { |
| // Client disconnect after run -i should keep stdin out in TTY mode |
| l := globalRuntime.List() |
| if len(l) == 1 && l[0].State.Running { |
| break |
| } |
| time.Sleep(10 * time.Millisecond) |
| } |
| }) |
| |
| // Client disconnect after run -i should keep stdin out in TTY mode |
| container := globalRuntime.List()[0] |
| |
| setTimeout(t, "Read/Write assertion timed out", 2000*time.Second, func() { |
| if err := assertPipe("hello\n", "hello", stdout, stdinPipe, 15); err != nil { |
| t.Fatal(err) |
| } |
| }) |
| |
| // Close pipes (simulate disconnect) |
| if err := closeWrap(stdin, stdinPipe, stdout, stdoutPipe); err != nil { |
| t.Fatal(err) |
| } |
| |
| // In tty mode, we expect the process to stay alive even after client's stdin closes. |
| // Do not wait for run to finish |
| |
| // Give some time to monitor to do his thing |
| container.WaitTimeout(500 * time.Millisecond) |
| if !container.State.Running { |
| t.Fatalf("/bin/cat should still be running after closing stdin (tty mode)") |
| } |
| } |
| |
| // TestAttachStdin checks attaching to stdin without stdout and stderr. |
| // 'docker run -i -a stdin' should sends the client's stdin to the command, |
| // then detach from it and print the container id. |
| func TestRunAttachStdin(t *testing.T) { |
| |
| stdin, stdinPipe := io.Pipe() |
| stdout, stdoutPipe := io.Pipe() |
| |
| cli := NewDockerCli(stdin, stdoutPipe, ioutil.Discard, testDaemonProto, testDaemonAddr) |
| defer cleanup(globalRuntime) |
| |
| ch := make(chan struct{}) |
| go func() { |
| defer close(ch) |
| cli.CmdRun("-i", "-a", "stdin", unitTestImageID, "sh", "-c", "echo hello && cat && sleep 5") |
| }() |
| |
| // Send input to the command, close stdin |
| setTimeout(t, "Write timed out", 10*time.Second, func() { |
| if _, err := stdinPipe.Write([]byte("hi there\n")); err != nil { |
| t.Fatal(err) |
| } |
| if err := stdinPipe.Close(); err != nil { |
| t.Fatal(err) |
| } |
| }) |
| |
| container := globalRuntime.List()[0] |
| |
| // Check output |
| setTimeout(t, "Reading command output time out", 10*time.Second, func() { |
| cmdOutput, err := bufio.NewReader(stdout).ReadString('\n') |
| if err != nil { |
| t.Fatal(err) |
| } |
| if cmdOutput != container.ID+"\n" { |
| t.Fatalf("Wrong output: should be '%s', not '%s'\n", container.ID+"\n", cmdOutput) |
| } |
| }) |
| |
| // wait for CmdRun to return |
| setTimeout(t, "Waiting for CmdRun timed out", 5*time.Second, func() { |
| <-ch |
| }) |
| |
| setTimeout(t, "Waiting for command to exit timed out", 10*time.Second, func() { |
| container.Wait() |
| }) |
| |
| // Check logs |
| if cmdLogs, err := container.ReadLog("json"); err != nil { |
| t.Fatal(err) |
| } else { |
| if output, err := ioutil.ReadAll(cmdLogs); err != nil { |
| t.Fatal(err) |
| } else { |
| expectedLogs := []string{"{\"log\":\"hello\\n\",\"stream\":\"stdout\"", "{\"log\":\"hi there\\n\",\"stream\":\"stdout\""} |
| for _, expectedLog := range expectedLogs { |
| if !strings.Contains(string(output), expectedLog) { |
| t.Fatalf("Unexpected logs: should contains '%s', it is not '%s'\n", expectedLog, output) |
| } |
| } |
| } |
| } |
| } |
| |
| // TestRunDetach checks attaching and detaching with the escape sequence. |
| func TestRunDetach(t *testing.T) { |
| |
| stdin, stdinPipe := io.Pipe() |
| stdout, stdoutPipe := io.Pipe() |
| |
| cli := NewDockerCli(stdin, stdoutPipe, ioutil.Discard, testDaemonProto, testDaemonAddr) |
| defer cleanup(globalRuntime) |
| |
| ch := make(chan struct{}) |
| go func() { |
| defer close(ch) |
| cli.CmdRun("-i", "-t", unitTestImageID, "cat") |
| }() |
| |
| setTimeout(t, "First read/write assertion timed out", 2*time.Second, func() { |
| if err := assertPipe("hello\n", "hello", stdout, stdinPipe, 15); err != nil { |
| t.Fatal(err) |
| } |
| }) |
| |
| container := globalRuntime.List()[0] |
| |
| setTimeout(t, "Escape sequence timeout", 5*time.Second, func() { |
| stdinPipe.Write([]byte{16, 17}) |
| if err := stdinPipe.Close(); err != nil { |
| t.Fatal(err) |
| } |
| }) |
| |
| closeWrap(stdin, stdinPipe, stdout, stdoutPipe) |
| |
| // wait for CmdRun to return |
| setTimeout(t, "Waiting for CmdRun timed out", 15*time.Second, func() { |
| <-ch |
| }) |
| |
| time.Sleep(500 * time.Millisecond) |
| if !container.State.Running { |
| t.Fatal("The detached container should be still running") |
| } |
| |
| setTimeout(t, "Waiting for container to die timed out", 20*time.Second, func() { |
| container.Kill() |
| }) |
| } |
| |
| // TestAttachDetach checks that attach in tty mode can be detached using the long container ID |
| func TestAttachDetach(t *testing.T) { |
| stdin, stdinPipe := io.Pipe() |
| stdout, stdoutPipe := io.Pipe() |
| |
| cli := NewDockerCli(stdin, stdoutPipe, ioutil.Discard, testDaemonProto, testDaemonAddr) |
| defer cleanup(globalRuntime) |
| |
| ch := make(chan struct{}) |
| go func() { |
| defer close(ch) |
| if err := cli.CmdRun("-i", "-t", "-d", unitTestImageID, "cat"); err != nil { |
| t.Fatal(err) |
| } |
| }() |
| |
| var container *Container |
| |
| setTimeout(t, "Reading container's id timed out", 10*time.Second, func() { |
| buf := make([]byte, 1024) |
| n, err := stdout.Read(buf) |
| if err != nil { |
| t.Fatal(err) |
| } |
| |
| container = globalRuntime.List()[0] |
| |
| if strings.Trim(string(buf[:n]), " \r\n") != container.ID { |
| t.Fatalf("Wrong ID received. Expect %s, received %s", container.ID, buf[:n]) |
| } |
| }) |
| setTimeout(t, "Starting container timed out", 10*time.Second, func() { |
| <-ch |
| }) |
| |
| stdin, stdinPipe = io.Pipe() |
| stdout, stdoutPipe = io.Pipe() |
| cli = NewDockerCli(stdin, stdoutPipe, ioutil.Discard, testDaemonProto, testDaemonAddr) |
| |
| ch = make(chan struct{}) |
| go func() { |
| defer close(ch) |
| if err := cli.CmdAttach(container.ID); err != nil { |
| if err != io.ErrClosedPipe { |
| t.Fatal(err) |
| } |
| } |
| }() |
| |
| setTimeout(t, "First read/write assertion timed out", 2*time.Second, func() { |
| if err := assertPipe("hello\n", "hello", stdout, stdinPipe, 15); err != nil { |
| if err != io.ErrClosedPipe { |
| t.Fatal(err) |
| } |
| } |
| }) |
| |
| setTimeout(t, "Escape sequence timeout", 5*time.Second, func() { |
| stdinPipe.Write([]byte{16, 17}) |
| if err := stdinPipe.Close(); err != nil { |
| t.Fatal(err) |
| } |
| }) |
| closeWrap(stdin, stdinPipe, stdout, stdoutPipe) |
| |
| // wait for CmdRun to return |
| setTimeout(t, "Waiting for CmdAttach timed out", 15*time.Second, func() { |
| <-ch |
| }) |
| |
| time.Sleep(500 * time.Millisecond) |
| if !container.State.Running { |
| t.Fatal("The detached container should be still running") |
| } |
| |
| setTimeout(t, "Waiting for container to die timedout", 5*time.Second, func() { |
| container.Kill() |
| }) |
| } |
| |
| // TestAttachDetachTruncatedID checks that attach in tty mode can be detached |
| func TestAttachDetachTruncatedID(t *testing.T) { |
| stdin, stdinPipe := io.Pipe() |
| stdout, stdoutPipe := io.Pipe() |
| |
| cli := NewDockerCli(stdin, stdoutPipe, ioutil.Discard, testDaemonProto, testDaemonAddr) |
| defer cleanup(globalRuntime) |
| |
| go stdout.Read(make([]byte, 1024)) |
| setTimeout(t, "Starting container timed out", 2*time.Second, func() { |
| if err := cli.CmdRun("-i", "-t", "-d", unitTestImageID, "cat"); err != nil { |
| t.Fatal(err) |
| } |
| }) |
| |
| container := globalRuntime.List()[0] |
| |
| stdin, stdinPipe = io.Pipe() |
| stdout, stdoutPipe = io.Pipe() |
| cli = NewDockerCli(stdin, stdoutPipe, ioutil.Discard, testDaemonProto, testDaemonAddr) |
| |
| ch := make(chan struct{}) |
| go func() { |
| defer close(ch) |
| if err := cli.CmdAttach(utils.TruncateID(container.ID)); err != nil { |
| if err != io.ErrClosedPipe { |
| t.Fatal(err) |
| } |
| } |
| }() |
| |
| setTimeout(t, "First read/write assertion timed out", 2*time.Second, func() { |
| if err := assertPipe("hello\n", "hello", stdout, stdinPipe, 15); err != nil { |
| if err != io.ErrClosedPipe { |
| t.Fatal(err) |
| } |
| } |
| }) |
| |
| setTimeout(t, "Escape sequence timeout", 5*time.Second, func() { |
| stdinPipe.Write([]byte{16, 17}) |
| if err := stdinPipe.Close(); err != nil { |
| t.Fatal(err) |
| } |
| }) |
| closeWrap(stdin, stdinPipe, stdout, stdoutPipe) |
| |
| // wait for CmdRun to return |
| setTimeout(t, "Waiting for CmdAttach timed out", 15*time.Second, func() { |
| <-ch |
| }) |
| |
| time.Sleep(500 * time.Millisecond) |
| if !container.State.Running { |
| t.Fatal("The detached container should be still running") |
| } |
| |
| setTimeout(t, "Waiting for container to die timedout", 5*time.Second, func() { |
| container.Kill() |
| }) |
| } |
| |
| // Expected behaviour, the process stays alive when the client disconnects |
| func TestAttachDisconnect(t *testing.T) { |
| stdin, stdinPipe := io.Pipe() |
| stdout, stdoutPipe := io.Pipe() |
| |
| cli := NewDockerCli(stdin, stdoutPipe, ioutil.Discard, testDaemonProto, testDaemonAddr) |
| defer cleanup(globalRuntime) |
| |
| go func() { |
| // Start a process in daemon mode |
| if err := cli.CmdRun("-d", "-i", unitTestImageID, "/bin/cat"); err != nil { |
| utils.Debugf("Error CmdRun: %s", err) |
| } |
| }() |
| |
| setTimeout(t, "Waiting for CmdRun timed out", 10*time.Second, func() { |
| if _, err := bufio.NewReader(stdout).ReadString('\n'); err != nil { |
| t.Fatal(err) |
| } |
| }) |
| |
| setTimeout(t, "Waiting for the container to be started timed out", 10*time.Second, func() { |
| for { |
| l := globalRuntime.List() |
| if len(l) == 1 && l[0].State.Running { |
| break |
| } |
| time.Sleep(10 * time.Millisecond) |
| } |
| }) |
| |
| container := globalRuntime.List()[0] |
| |
| // Attach to it |
| c1 := make(chan struct{}) |
| go func() { |
| // We're simulating a disconnect so the return value doesn't matter. What matters is the |
| // fact that CmdAttach returns. |
| cli.CmdAttach(container.ID) |
| close(c1) |
| }() |
| |
| setTimeout(t, "First read/write assertion timed out", 2*time.Second, func() { |
| if err := assertPipe("hello\n", "hello", stdout, stdinPipe, 15); err != nil { |
| t.Fatal(err) |
| } |
| }) |
| // Close pipes (client disconnects) |
| if err := closeWrap(stdin, stdinPipe, stdout, stdoutPipe); err != nil { |
| t.Fatal(err) |
| } |
| |
| // Wait for attach to finish, the client disconnected, therefore, Attach finished his job |
| setTimeout(t, "Waiting for CmdAttach timed out", 2*time.Second, func() { |
| <-c1 |
| }) |
| |
| // We closed stdin, expect /bin/cat to still be running |
| // Wait a little bit to make sure container.monitor() did his thing |
| err := container.WaitTimeout(500 * time.Millisecond) |
| if err == nil || !container.State.Running { |
| t.Fatalf("/bin/cat is not running after closing stdin") |
| } |
| |
| // Try to avoid the timeout in destroy. Best effort, don't check error |
| cStdin, _ := container.StdinPipe() |
| cStdin.Close() |
| container.Wait() |
| } |
| |
| // Expected behaviour: container gets deleted automatically after exit |
| func TestRunAutoRemove(t *testing.T) { |
| t.Skip("Fixme. Skipping test for now, race condition") |
| stdout, stdoutPipe := io.Pipe() |
| cli := NewDockerCli(nil, stdoutPipe, ioutil.Discard, testDaemonProto, testDaemonAddr) |
| defer cleanup(globalRuntime) |
| |
| c := make(chan struct{}) |
| go func() { |
| defer close(c) |
| if err := cli.CmdRun("-rm", unitTestImageID, "hostname"); err != nil { |
| t.Fatal(err) |
| } |
| }() |
| |
| var temporaryContainerID string |
| setTimeout(t, "Reading command output time out", 2*time.Second, func() { |
| cmdOutput, err := bufio.NewReader(stdout).ReadString('\n') |
| if err != nil { |
| t.Fatal(err) |
| } |
| temporaryContainerID = cmdOutput |
| if err := closeWrap(stdout, stdoutPipe); err != nil { |
| t.Fatal(err) |
| } |
| }) |
| |
| setTimeout(t, "CmdRun timed out", 10*time.Second, func() { |
| <-c |
| }) |
| |
| time.Sleep(500 * time.Millisecond) |
| |
| if len(globalRuntime.List()) > 0 { |
| t.Fatalf("failed to remove container automatically: container %s still exists", temporaryContainerID) |
| } |
| } |
| |
| func TestCmdLogs(t *testing.T) { |
| cli := NewDockerCli(nil, ioutil.Discard, ioutil.Discard, testDaemonProto, testDaemonAddr) |
| defer cleanup(globalRuntime) |
| |
| if err := cli.CmdRun(unitTestImageID, "sh", "-c", "ls -l"); err != nil { |
| t.Fatal(err) |
| } |
| if err := cli.CmdRun("-t", unitTestImageID, "sh", "-c", "ls -l"); err != nil { |
| t.Fatal(err) |
| } |
| |
| if err := cli.CmdLogs(globalRuntime.List()[0].ID); err != nil { |
| t.Fatal(err) |
| } |
| } |
| |
| // Expected behaviour: using / as a bind mount source should throw an error |
| func TestRunErrorBindMountRootSource(t *testing.T) { |
| |
| cli := NewDockerCli(nil, nil, ioutil.Discard, testDaemonProto, testDaemonAddr) |
| defer cleanup(globalRuntime) |
| |
| c := make(chan struct{}) |
| go func() { |
| defer close(c) |
| if err := cli.CmdRun("-v", "/:/tmp", unitTestImageID, "echo 'should fail'"); err == nil { |
| t.Fatal("should have failed to run when using / as a source for the bind mount") |
| } |
| }() |
| |
| setTimeout(t, "CmdRun timed out", 5*time.Second, func() { |
| <-c |
| }) |
| } |
| |
| // Expected behaviour: error out when attempting to bind mount non-existing source paths |
| func TestRunErrorBindNonExistingSource(t *testing.T) { |
| |
| cli := NewDockerCli(nil, nil, ioutil.Discard, testDaemonProto, testDaemonAddr) |
| defer cleanup(globalRuntime) |
| |
| c := make(chan struct{}) |
| go func() { |
| defer close(c) |
| if err := cli.CmdRun("-v", "/i/dont/exist:/tmp", unitTestImageID, "echo 'should fail'"); err == nil { |
| t.Fatal("should have failed to run when using /i/dont/exist as a source for the bind mount") |
| } |
| }() |
| |
| setTimeout(t, "CmdRun timed out", 5*time.Second, func() { |
| <-c |
| }) |
| } |
| |
| func TestImagesViz(t *testing.T) { |
| stdout, stdoutPipe := io.Pipe() |
| |
| cli := NewDockerCli(nil, stdoutPipe, ioutil.Discard, testDaemonProto, testDaemonAddr) |
| defer cleanup(globalRuntime) |
| |
| srv := &Server{runtime: globalRuntime} |
| image := buildTestImages(t, srv) |
| |
| c := make(chan struct{}) |
| go func() { |
| defer close(c) |
| if err := cli.CmdImages("-viz"); err != nil { |
| t.Fatal(err) |
| } |
| stdoutPipe.Close() |
| }() |
| |
| setTimeout(t, "Reading command output time out", 2*time.Second, func() { |
| cmdOutputBytes, err := ioutil.ReadAll(bufio.NewReader(stdout)) |
| if err != nil { |
| t.Fatal(err) |
| } |
| cmdOutput := string(cmdOutputBytes) |
| |
| regexpStrings := []string{ |
| "digraph docker {", |
| fmt.Sprintf("base -> \"%s\" \\[style=invis]", unitTestImageIDShort), |
| fmt.Sprintf("label=\"%s\\\\n%s:latest\"", unitTestImageIDShort, unitTestImageName), |
| fmt.Sprintf("label=\"%s\\\\n%s:%s\"", utils.TruncateID(image.ID), "test", "latest"), |
| "base \\[style=invisible]", |
| } |
| |
| compiledRegexps := []*regexp.Regexp{} |
| for _, regexpString := range regexpStrings { |
| regexp, err := regexp.Compile(regexpString) |
| if err != nil { |
| fmt.Println("Error in regex string: ", err) |
| return |
| } |
| compiledRegexps = append(compiledRegexps, regexp) |
| } |
| |
| for _, regexp := range compiledRegexps { |
| if !regexp.MatchString(cmdOutput) { |
| t.Fatalf("images -viz content '%s' did not match regexp '%s'", cmdOutput, regexp) |
| } |
| } |
| }) |
| } |
| |
| func TestImagesTree(t *testing.T) { |
| stdout, stdoutPipe := io.Pipe() |
| |
| cli := NewDockerCli(nil, stdoutPipe, ioutil.Discard, testDaemonProto, testDaemonAddr) |
| defer cleanup(globalRuntime) |
| |
| srv := &Server{runtime: globalRuntime} |
| image := buildTestImages(t, srv) |
| |
| c := make(chan struct{}) |
| go func() { |
| defer close(c) |
| if err := cli.CmdImages("-tree"); err != nil { |
| t.Fatal(err) |
| } |
| stdoutPipe.Close() |
| }() |
| |
| setTimeout(t, "Reading command output time out", 2*time.Second, func() { |
| cmdOutputBytes, err := ioutil.ReadAll(bufio.NewReader(stdout)) |
| if err != nil { |
| t.Fatal(err) |
| } |
| cmdOutput := string(cmdOutputBytes) |
| regexpStrings := []string{ |
| fmt.Sprintf("└─%s Size: (\\d+.\\d+ MB) \\(virtual \\d+.\\d+ MB\\) Tags: %s:latest", unitTestImageIDShort, unitTestImageName), |
| "(?m) └─[0-9a-f]+.*", |
| "(?m) └─[0-9a-f]+.*", |
| "(?m) └─[0-9a-f]+.*", |
| fmt.Sprintf("(?m)^ └─%s Size: \\d+.\\d+ MB \\(virtual \\d+.\\d+ MB\\) Tags: test:latest", utils.TruncateID(image.ID)), |
| } |
| |
| compiledRegexps := []*regexp.Regexp{} |
| for _, regexpString := range regexpStrings { |
| regexp, err := regexp.Compile(regexpString) |
| if err != nil { |
| fmt.Println("Error in regex string: ", err) |
| return |
| } |
| compiledRegexps = append(compiledRegexps, regexp) |
| } |
| |
| for _, regexp := range compiledRegexps { |
| if !regexp.MatchString(cmdOutput) { |
| t.Fatalf("images -tree content '%s' did not match regexp '%s'", cmdOutput, regexp) |
| } |
| } |
| }) |
| } |
| |
| func buildTestImages(t *testing.T, srv *Server) *Image { |
| |
| var testBuilder = testContextTemplate{ |
| ` |
| from {IMAGE} |
| run sh -c 'echo root:testpass > /tmp/passwd' |
| run mkdir -p /var/run/sshd |
| run [ "$(cat /tmp/passwd)" = "root:testpass" ] |
| run [ "$(ls -d /var/run/sshd)" = "/var/run/sshd" ] |
| `, |
| nil, |
| nil, |
| } |
| image := buildImage(testBuilder, t, srv, true) |
| |
| err := srv.ContainerTag(image.ID, "test", "latest", false) |
| if err != nil { |
| t.Fatal(err) |
| } |
| |
| return image |
| } |
| |
| // #2098 - Docker cidFiles only contain short version of the containerId |
| //sudo docker run -cidfile /tmp/docker_test.cid ubuntu echo "test" |
| // TestRunCidFile tests that run -cidfile returns the longid |
| func TestRunCidFile(t *testing.T) { |
| stdout, stdoutPipe := io.Pipe() |
| |
| tmpDir, err := ioutil.TempDir("", "TestRunCidFile") |
| if err != nil { |
| t.Fatal(err) |
| } |
| tmpCidFile := path.Join(tmpDir, "cid") |
| |
| cli := NewDockerCli(nil, stdoutPipe, ioutil.Discard, testDaemonProto, testDaemonAddr) |
| defer cleanup(globalRuntime) |
| |
| c := make(chan struct{}) |
| go func() { |
| defer close(c) |
| if err := cli.CmdRun("-cidfile", tmpCidFile, unitTestImageID, "ls"); err != nil { |
| t.Fatal(err) |
| } |
| }() |
| |
| defer os.RemoveAll(tmpDir) |
| setTimeout(t, "Reading command output time out", 2*time.Second, func() { |
| cmdOutput, err := bufio.NewReader(stdout).ReadString('\n') |
| if err != nil { |
| t.Fatal(err) |
| } |
| if len(cmdOutput) < 1 { |
| t.Fatalf("'ls' should return something , not '%s'", cmdOutput) |
| } |
| //read the tmpCidFile |
| buffer, err := ioutil.ReadFile(tmpCidFile) |
| if err != nil { |
| t.Fatal(err) |
| } |
| id := string(buffer) |
| |
| if len(id) != len("2bf44ea18873287bd9ace8a4cb536a7cbe134bed67e805fdf2f58a57f69b320c") { |
| t.Fatalf("-cidfile should be a long id, not '%s'", id) |
| } |
| //test that its a valid cid? (though the container is gone..) |
| //remove the file and dir. |
| }) |
| |
| setTimeout(t, "CmdRun timed out", 5*time.Second, func() { |
| <-c |
| }) |
| |
| } |