mirror of
https://github.com/moby/moby.git
synced 2022-11-09 12:21:53 -05:00
112 lines
4.1 KiB
Go
112 lines
4.1 KiB
Go
package main
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import (
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"fmt"
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"os"
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"os/exec"
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"testing"
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)
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// save a repo and try to load it using stdout
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func TestSaveAndLoadRepoStdout(t *testing.T) {
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runCmd := exec.Command(dockerBinary, "run", "-d", "busybox", "true")
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out, _, err := runCommandWithOutput(runCmd)
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errorOut(err, t, fmt.Sprintf("failed to create a container: %v %v", out, err))
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cleanedContainerID := stripTrailingCharacters(out)
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repoName := "foobar-save-load-test"
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inspectCmd := exec.Command(dockerBinary, "inspect", cleanedContainerID)
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out, _, err = runCommandWithOutput(inspectCmd)
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errorOut(err, t, fmt.Sprintf("output should've been a container id: %v %v", cleanedContainerID, err))
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commitCmd := exec.Command(dockerBinary, "commit", cleanedContainerID, repoName)
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out, _, err = runCommandWithOutput(commitCmd)
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errorOut(err, t, fmt.Sprintf("failed to commit container: %v %v", out, err))
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inspectCmd = exec.Command(dockerBinary, "inspect", repoName)
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before, _, err := runCommandWithOutput(inspectCmd)
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errorOut(err, t, fmt.Sprintf("the repo should exist before saving it: %v %v", before, err))
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saveCmdTemplate := `%v save %v > /tmp/foobar-save-load-test.tar`
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saveCmdFinal := fmt.Sprintf(saveCmdTemplate, dockerBinary, repoName)
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saveCmd := exec.Command("bash", "-c", saveCmdFinal)
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out, _, err = runCommandWithOutput(saveCmd)
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errorOut(err, t, fmt.Sprintf("failed to save repo: %v %v", out, err))
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deleteImages(repoName)
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loadCmdFinal := `cat /tmp/foobar-save-load-test.tar | docker load`
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loadCmd := exec.Command("bash", "-c", loadCmdFinal)
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out, _, err = runCommandWithOutput(loadCmd)
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errorOut(err, t, fmt.Sprintf("failed to load repo: %v %v", out, err))
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inspectCmd = exec.Command(dockerBinary, "inspect", repoName)
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after, _, err := runCommandWithOutput(inspectCmd)
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errorOut(err, t, fmt.Sprintf("the repo should exist after loading it: %v %v", after, err))
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if before != after {
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t.Fatalf("inspect is not the same after a save / load")
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}
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deleteContainer(cleanedContainerID)
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deleteImages(repoName)
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os.Remove("/tmp/foobar-save-load-test.tar")
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logDone("save - save a repo using stdout")
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logDone("load - load a repo using stdout")
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}
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// save a repo and try to load it using flags
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func TestSaveAndLoadRepoFlags(t *testing.T) {
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runCmd := exec.Command(dockerBinary, "run", "-d", "busybox", "true")
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out, _, err := runCommandWithOutput(runCmd)
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errorOut(err, t, fmt.Sprintf("failed to create a container: %v %v", out, err))
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cleanedContainerID := stripTrailingCharacters(out)
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repoName := "foobar-save-load-test"
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inspectCmd := exec.Command(dockerBinary, "inspect", cleanedContainerID)
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out, _, err = runCommandWithOutput(inspectCmd)
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errorOut(err, t, fmt.Sprintf("output should've been a container id: %v %v", cleanedContainerID, err))
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commitCmd := exec.Command(dockerBinary, "commit", cleanedContainerID, repoName)
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out, _, err = runCommandWithOutput(commitCmd)
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errorOut(err, t, fmt.Sprintf("failed to commit container: %v %v", out, err))
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inspectCmd = exec.Command(dockerBinary, "inspect", repoName)
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before, _, err := runCommandWithOutput(inspectCmd)
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errorOut(err, t, fmt.Sprintf("the repo should exist before saving it: %v %v", before, err))
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saveCmdTemplate := `%v save -o /tmp/foobar-save-load-test.tar %v`
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saveCmdFinal := fmt.Sprintf(saveCmdTemplate, dockerBinary, repoName)
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saveCmd := exec.Command("bash", "-c", saveCmdFinal)
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out, _, err = runCommandWithOutput(saveCmd)
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errorOut(err, t, fmt.Sprintf("failed to save repo: %v %v", out, err))
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deleteImages(repoName)
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loadCmdFinal := `docker load -i /tmp/foobar-save-load-test.tar`
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loadCmd := exec.Command("bash", "-c", loadCmdFinal)
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out, _, err = runCommandWithOutput(loadCmd)
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errorOut(err, t, fmt.Sprintf("failed to load repo: %v %v", out, err))
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inspectCmd = exec.Command(dockerBinary, "inspect", repoName)
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after, _, err := runCommandWithOutput(inspectCmd)
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errorOut(err, t, fmt.Sprintf("the repo should exist after loading it: %v %v", after, err))
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if before != after {
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t.Fatalf("inspect is not the same after a save / load")
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}
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deleteContainer(cleanedContainerID)
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deleteImages(repoName)
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os.Remove("/tmp/foobar-save-load-test.tar")
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logDone("save - save a repo using -o")
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logDone("load - load a repo using -i")
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}
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