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48 lines
1.5 KiB
Go
48 lines
1.5 KiB
Go
package environment
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import (
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"strings"
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"github.com/docker/docker/integration-cli/fixtures/load"
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icmd "github.com/docker/docker/pkg/testutil/cmd"
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)
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type protectedElements struct {
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images map[string]struct{}
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}
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// ProtectImage adds the specified image(s) to be protected in case of clean
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func (e *Execution) ProtectImage(t testingT, images ...string) {
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for _, image := range images {
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e.protectedElements.images[image] = struct{}{}
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}
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}
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// ProtectImages protects existing images and on linux frozen images from being
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// cleaned up at the end of test runs
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func ProtectImages(t testingT, testEnv *Execution) {
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images := getExistingImages(t, testEnv)
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if testEnv.DaemonPlatform() == "linux" {
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images = append(images, ensureFrozenImagesLinux(t, testEnv)...)
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}
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testEnv.ProtectImage(t, images...)
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}
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func getExistingImages(t testingT, testEnv *Execution) []string {
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// TODO: use API instead of cli
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result := icmd.RunCommand(testEnv.dockerBinary, "images", "-f", "dangling=false", "--format", "{{.Repository}}:{{.Tag}}")
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result.Assert(t, icmd.Success)
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return strings.Split(strings.TrimSpace(result.Stdout()), "\n")
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}
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func ensureFrozenImagesLinux(t testingT, testEnv *Execution) []string {
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images := []string{"busybox:latest", "hello-world:frozen", "debian:jessie"}
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err := load.FrozenImagesLinux(testEnv.DockerBinary(), images...)
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if err != nil {
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result := icmd.RunCommand(testEnv.DockerBinary(), "image", "ls")
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t.Logf(result.String())
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t.Fatalf("%+v", err)
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}
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return images
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}
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