| // +build !windows |
| |
| package main |
| |
| import ( |
| "bytes" |
| "io/ioutil" |
| "os" |
| "os/exec" |
| |
| "github.com/go-check/check" |
| "github.com/kr/pty" |
| ) |
| |
| // save a repo and try to load it using stdout |
| func (s *DockerSuite) TestSaveAndLoadRepoStdout(c *check.C) { |
| name := "test-save-and-load-repo-stdout" |
| dockerCmd(c, "run", "--name", name, "busybox", "true") |
| |
| repoName := "foobar-save-load-test" |
| out, _ := dockerCmd(c, "commit", name, repoName) |
| |
| before, _ := dockerCmd(c, "inspect", repoName) |
| |
| tmpFile, err := ioutil.TempFile("", "foobar-save-load-test.tar") |
| c.Assert(err, check.IsNil) |
| defer os.Remove(tmpFile.Name()) |
| |
| saveCmd := exec.Command(dockerBinary, "save", repoName) |
| saveCmd.Stdout = tmpFile |
| |
| if _, err = runCommand(saveCmd); err != nil { |
| c.Fatalf("failed to save repo: %v", err) |
| } |
| |
| tmpFile, err = os.Open(tmpFile.Name()) |
| c.Assert(err, check.IsNil) |
| |
| deleteImages(repoName) |
| |
| loadCmd := exec.Command(dockerBinary, "load") |
| loadCmd.Stdin = tmpFile |
| |
| if out, _, err = runCommandWithOutput(loadCmd); err != nil { |
| c.Fatalf("failed to load repo: %s, %v", out, err) |
| } |
| |
| after, _ := dockerCmd(c, "inspect", repoName) |
| |
| if before != after { |
| c.Fatalf("inspect is not the same after a save / load") |
| } |
| |
| deleteImages(repoName) |
| |
| pty, tty, err := pty.Open() |
| if err != nil { |
| c.Fatalf("Could not open pty: %v", err) |
| } |
| cmd := exec.Command(dockerBinary, "save", repoName) |
| cmd.Stdin = tty |
| cmd.Stdout = tty |
| cmd.Stderr = tty |
| if err := cmd.Start(); err != nil { |
| c.Fatalf("start err: %v", err) |
| } |
| if err := cmd.Wait(); err == nil { |
| c.Fatal("did not break writing to a TTY") |
| } |
| |
| buf := make([]byte, 1024) |
| |
| n, err := pty.Read(buf) |
| if err != nil { |
| c.Fatal("could not read tty output") |
| } |
| |
| if !bytes.Contains(buf[:n], []byte("Cowardly refusing")) { |
| c.Fatal("help output is not being yielded", out) |
| } |
| } |