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