147 lines
5.4 KiB
Go
147 lines
5.4 KiB
Go
package main
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import (
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"bufio"
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"compress/gzip"
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"io/ioutil"
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"os"
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"os/exec"
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"regexp"
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"strings"
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"github.com/docker/docker/integration-cli/checker"
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"github.com/docker/docker/pkg/testutil"
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icmd "github.com/docker/docker/pkg/testutil/cmd"
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"github.com/go-check/check"
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)
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func (s *DockerSuite) TestImportDisplay(c *check.C) {
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testRequires(c, DaemonIsLinux)
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out, _ := dockerCmd(c, "run", "-d", "busybox", "true")
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cleanedContainerID := strings.TrimSpace(out)
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out, _, err := testutil.RunCommandPipelineWithOutput(
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exec.Command(dockerBinary, "export", cleanedContainerID),
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exec.Command(dockerBinary, "import", "-"),
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)
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c.Assert(err, checker.IsNil)
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c.Assert(out, checker.Count, "\n", 1, check.Commentf("display is expected 1 '\\n' but didn't"))
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image := strings.TrimSpace(out)
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out, _ = dockerCmd(c, "run", "--rm", image, "true")
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c.Assert(out, checker.Equals, "", check.Commentf("command output should've been nothing."))
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}
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func (s *DockerSuite) TestImportBadURL(c *check.C) {
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out, _, err := dockerCmdWithError("import", "http://nourl/bad")
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c.Assert(err, checker.NotNil, check.Commentf("import was supposed to fail but didn't"))
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// Depending on your system you can get either of these errors
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if !strings.Contains(out, "dial tcp") &&
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!strings.Contains(out, "ApplyLayer exit status 1 stdout: stderr: archive/tar: invalid tar header") &&
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!strings.Contains(out, "Error processing tar file") {
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c.Fatalf("expected an error msg but didn't get one.\nErr: %v\nOut: %v", err, out)
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}
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}
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func (s *DockerSuite) TestImportFile(c *check.C) {
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testRequires(c, DaemonIsLinux)
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dockerCmd(c, "run", "--name", "test-import", "busybox", "true")
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temporaryFile, err := ioutil.TempFile("", "exportImportTest")
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c.Assert(err, checker.IsNil, check.Commentf("failed to create temporary file"))
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defer os.Remove(temporaryFile.Name())
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icmd.RunCmd(icmd.Cmd{
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Command: []string{dockerBinary, "export", "test-import"},
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Stdout: bufio.NewWriter(temporaryFile),
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}).Assert(c, icmd.Success)
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out, _ := dockerCmd(c, "import", temporaryFile.Name())
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c.Assert(out, checker.Count, "\n", 1, check.Commentf("display is expected 1 '\\n' but didn't"))
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image := strings.TrimSpace(out)
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out, _ = dockerCmd(c, "run", "--rm", image, "true")
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c.Assert(out, checker.Equals, "", check.Commentf("command output should've been nothing."))
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}
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func (s *DockerSuite) TestImportGzipped(c *check.C) {
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testRequires(c, DaemonIsLinux)
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dockerCmd(c, "run", "--name", "test-import", "busybox", "true")
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temporaryFile, err := ioutil.TempFile("", "exportImportTest")
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c.Assert(err, checker.IsNil, check.Commentf("failed to create temporary file"))
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defer os.Remove(temporaryFile.Name())
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w := gzip.NewWriter(temporaryFile)
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icmd.RunCmd(icmd.Cmd{
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Command: []string{dockerBinary, "export", "test-import"},
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Stdout: w,
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}).Assert(c, icmd.Success)
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c.Assert(w.Close(), checker.IsNil, check.Commentf("failed to close gzip writer"))
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temporaryFile.Close()
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out, _ := dockerCmd(c, "import", temporaryFile.Name())
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c.Assert(out, checker.Count, "\n", 1, check.Commentf("display is expected 1 '\\n' but didn't"))
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image := strings.TrimSpace(out)
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out, _ = dockerCmd(c, "run", "--rm", image, "true")
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c.Assert(out, checker.Equals, "", check.Commentf("command output should've been nothing."))
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}
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func (s *DockerSuite) TestImportFileWithMessage(c *check.C) {
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testRequires(c, DaemonIsLinux)
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dockerCmd(c, "run", "--name", "test-import", "busybox", "true")
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temporaryFile, err := ioutil.TempFile("", "exportImportTest")
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c.Assert(err, checker.IsNil, check.Commentf("failed to create temporary file"))
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defer os.Remove(temporaryFile.Name())
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icmd.RunCmd(icmd.Cmd{
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Command: []string{dockerBinary, "export", "test-import"},
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Stdout: bufio.NewWriter(temporaryFile),
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}).Assert(c, icmd.Success)
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message := "Testing commit message"
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out, _ := dockerCmd(c, "import", "-m", message, temporaryFile.Name())
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c.Assert(out, checker.Count, "\n", 1, check.Commentf("display is expected 1 '\\n' but didn't"))
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image := strings.TrimSpace(out)
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out, _ = dockerCmd(c, "history", image)
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split := strings.Split(out, "\n")
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c.Assert(split, checker.HasLen, 3, check.Commentf("expected 3 lines from image history"))
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r := regexp.MustCompile("[\\s]{2,}")
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split = r.Split(split[1], -1)
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c.Assert(message, checker.Equals, split[3], check.Commentf("didn't get expected value in commit message"))
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out, _ = dockerCmd(c, "run", "--rm", image, "true")
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c.Assert(out, checker.Equals, "", check.Commentf("command output should've been nothing"))
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}
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func (s *DockerSuite) TestImportFileNonExistentFile(c *check.C) {
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_, _, err := dockerCmdWithError("import", "example.com/myImage.tar")
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c.Assert(err, checker.NotNil, check.Commentf("import non-existing file must failed"))
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}
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func (s *DockerSuite) TestImportWithQuotedChanges(c *check.C) {
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testRequires(c, DaemonIsLinux)
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dockerCmd(c, "run", "--name", "test-import", "busybox", "true")
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temporaryFile, err := ioutil.TempFile("", "exportImportTest")
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c.Assert(err, checker.IsNil, check.Commentf("failed to create temporary file"))
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defer os.Remove(temporaryFile.Name())
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result := icmd.RunCmd(icmd.Cmd{
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Command: binaryWithArgs("export", "test-import"),
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Stdout: bufio.NewWriter(temporaryFile),
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})
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c.Assert(result, icmd.Matches, icmd.Success)
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result = dockerCmdWithResult("import", "-c", `ENTRYPOINT ["/bin/sh", "-c"]`, temporaryFile.Name())
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c.Assert(result, icmd.Matches, icmd.Success)
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image := strings.TrimSpace(result.Stdout())
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result = dockerCmdWithResult("run", "--rm", image, "true")
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c.Assert(result, icmd.Matches, icmd.Expected{Out: icmd.None})
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}
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