| // +build !windows |
| |
| package main |
| |
| import ( |
| "io/ioutil" |
| "os" |
| "os/exec" |
| |
| "github.com/docker/docker/pkg/integration/checker" |
| "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" |
| before, _ := dockerCmd(c, "commit", name, 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 |
| |
| _, err = runCommand(saveCmd) |
| c.Assert(err, check.IsNil) |
| |
| tmpFile, err = os.Open(tmpFile.Name()) |
| c.Assert(err, check.IsNil) |
| |
| deleteImages(repoName) |
| |
| loadCmd := exec.Command(dockerBinary, "load") |
| loadCmd.Stdin = tmpFile |
| |
| out, _, err := runCommandWithOutput(loadCmd) |
| c.Assert(err, check.IsNil, check.Commentf(out)) |
| |
| after, _ := dockerCmd(c, "inspect", "-f", "{{.Id}}", repoName) |
| |
| c.Assert(before, check.Equals, after) //inspect is not the same after a save / load |
| |
| deleteImages(repoName) |
| |
| pty, tty, err := pty.Open() |
| c.Assert(err, check.IsNil) |
| cmd := exec.Command(dockerBinary, "save", repoName) |
| cmd.Stdin = tty |
| cmd.Stdout = tty |
| cmd.Stderr = tty |
| c.Assert(cmd.Start(), check.IsNil) |
| c.Assert(cmd.Wait(), check.NotNil) //did not break writing to a TTY |
| |
| buf := make([]byte, 1024) |
| |
| n, err := pty.Read(buf) |
| c.Assert(err, check.IsNil) //could not read tty output |
| c.Assert(string(buf[:n]), checker.Contains, "Cowardly refusing", check.Commentf("help output is not being yielded", out)) |
| } |