| package main |
| |
| import ( |
| "os" |
| "os/exec" |
| "strings" |
| |
| "github.com/go-check/check" |
| ) |
| |
| // export an image and try to import it into a new one |
| func (s *DockerSuite) TestExportContainerAndImportImage(c *check.C) { |
| containerID := "testexportcontainerandimportimage" |
| |
| runCmd := exec.Command(dockerBinary, "run", "--name", containerID, "busybox", "true") |
| out, _, err := runCommandWithOutput(runCmd) |
| if err != nil { |
| c.Fatal("failed to create a container", out, err) |
| } |
| |
| exportCmd := exec.Command(dockerBinary, "export", containerID) |
| if out, _, err = runCommandWithOutput(exportCmd); err != nil { |
| c.Fatalf("failed to export container: %s, %v", out, err) |
| } |
| |
| importCmd := exec.Command(dockerBinary, "import", "-", "repo/testexp:v1") |
| importCmd.Stdin = strings.NewReader(out) |
| out, _, err = runCommandWithOutput(importCmd) |
| if err != nil { |
| c.Fatalf("failed to import image: %s, %v", out, err) |
| } |
| |
| cleanedImageID := strings.TrimSpace(out) |
| if cleanedImageID == "" { |
| c.Fatalf("output should have been an image id, got: %s", out) |
| } |
| } |
| |
| // Used to test output flag in the export command |
| func (s *DockerSuite) TestExportContainerWithOutputAndImportImage(c *check.C) { |
| containerID := "testexportcontainerwithoutputandimportimage" |
| |
| runCmd := exec.Command(dockerBinary, "run", "--name", containerID, "busybox", "true") |
| out, _, err := runCommandWithOutput(runCmd) |
| if err != nil { |
| c.Fatal("failed to create a container", out, err) |
| } |
| |
| defer os.Remove("testexp.tar") |
| |
| exportCmd := exec.Command(dockerBinary, "export", "--output=testexp.tar", containerID) |
| if out, _, err = runCommandWithOutput(exportCmd); err != nil { |
| c.Fatalf("failed to export container: %s, %v", out, err) |
| } |
| |
| out, _, err = runCommandWithOutput(exec.Command("cat", "testexp.tar")) |
| if err != nil { |
| c.Fatal(out, err) |
| } |
| |
| importCmd := exec.Command(dockerBinary, "import", "-", "repo/testexp:v1") |
| importCmd.Stdin = strings.NewReader(out) |
| out, _, err = runCommandWithOutput(importCmd) |
| if err != nil { |
| c.Fatalf("failed to import image: %s, %v", out, err) |
| } |
| |
| cleanedImageID := strings.TrimSpace(out) |
| if cleanedImageID == "" { |
| c.Fatalf("output should have been an image id, got: %s", out) |
| } |
| } |