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package integration
import (
"os"
"path/filepath"
"github.com/containers/podman/v2/pkg/rootless"
. "github.com/containers/podman/v2/test/utils"
. "github.com/onsi/ginkgo"
. "github.com/onsi/gomega"
)
var _ = Describe("Podman save", func() {
var (
tempdir string
err error
podmanTest *PodmanTestIntegration
)
BeforeEach(func() {
tempdir, err = CreateTempDirInTempDir()
if err != nil {
os.Exit(1)
}
podmanTest = PodmanTestCreate(tempdir)
podmanTest.Setup()
podmanTest.RestoreAllArtifacts()
})
AfterEach(func() {
podmanTest.Cleanup()
f := CurrentGinkgoTestDescription()
processTestResult(f)
})
It("podman save output flag", func() {
outfile := filepath.Join(podmanTest.TempDir, "alpine.tar")
save := podmanTest.PodmanNoCache([]string{"save", "-o", outfile, ALPINE})
save.WaitWithDefaultTimeout()
Expect(save.ExitCode()).To(Equal(0))
})
It("podman save oci flag", func() {
outfile := filepath.Join(podmanTest.TempDir, "alpine.tar")
save := podmanTest.PodmanNoCache([]string{"save", "-o", outfile, "--format", "oci-archive", ALPINE})
save.WaitWithDefaultTimeout()
Expect(save.ExitCode()).To(Equal(0))
})
It("podman save with stdout", func() {
Skip("Pipe redirection in ginkgo probably won't work")
outfile := filepath.Join(podmanTest.TempDir, "alpine.tar")
save := podmanTest.PodmanNoCache([]string{"save", ALPINE, ">", outfile})
save.WaitWithDefaultTimeout()
Expect(save.ExitCode()).To(Equal(0))
})
It("podman save quiet flag", func() {
outfile := filepath.Join(podmanTest.TempDir, "alpine.tar")
save := podmanTest.PodmanNoCache([]string{"save", "-q", "-o", outfile, ALPINE})
save.WaitWithDefaultTimeout()
Expect(save.ExitCode()).To(Equal(0))
})
It("podman save bogus image", func() {
outfile := filepath.Join(podmanTest.TempDir, "alpine.tar")
save := podmanTest.PodmanNoCache([]string{"save", "-o", outfile, "FOOBAR"})
save.WaitWithDefaultTimeout()
Expect(save).To(ExitWithError())
})
It("podman save to directory with oci format", func() {
if rootless.IsRootless() && podmanTest.RemoteTest {
Skip("Requires a fix in containers image for chown/lchown")
}
outdir := filepath.Join(podmanTest.TempDir, "save")
save := podmanTest.PodmanNoCache([]string{"save", "--format", "oci-dir", "-o", outdir, ALPINE})
save.WaitWithDefaultTimeout()
Expect(save.ExitCode()).To(Equal(0))
})
It("podman save to directory with v2s2 docker format", func() {
if rootless.IsRootless() && podmanTest.RemoteTest {
Skip("Requires a fix in containers image for chown/lchown")
}
outdir := filepath.Join(podmanTest.TempDir, "save")
save := podmanTest.PodmanNoCache([]string{"save", "--format", "docker-dir", "-o", outdir, ALPINE})
save.WaitWithDefaultTimeout()
Expect(save.ExitCode()).To(Equal(0))
})
It("podman save to directory with docker format and compression", func() {
if rootless.IsRootless() && podmanTest.RemoteTest {
Skip("Requires a fix in containers image for chown/lchown")
}
outdir := filepath.Join(podmanTest.TempDir, "save")
save := podmanTest.PodmanNoCache([]string{"save", "--compress", "--format", "docker-dir", "-o", outdir, ALPINE})
save.WaitWithDefaultTimeout()
Expect(save.ExitCode()).To(Equal(0))
})
It("podman save bad filename", func() {
outdir := filepath.Join(podmanTest.TempDir, "save:colon")
save := podmanTest.PodmanNoCache([]string{"save", "--compress", "--format", "docker-dir", "-o", outdir, ALPINE})
save.WaitWithDefaultTimeout()
Expect(save).To(ExitWithError())
})
It("podman save image with digest reference", func() {
// pull a digest reference
session := podmanTest.PodmanNoCache([]string{"pull", ALPINELISTDIGEST})
session.WaitWithDefaultTimeout()
Expect(session.ExitCode()).To(Equal(0))
// save a digest reference should exit without error.
outfile := filepath.Join(podmanTest.TempDir, "temp.tar")
save := podmanTest.PodmanNoCache([]string{"save", "-o", outfile, ALPINELISTDIGEST})
save.WaitWithDefaultTimeout()
Expect(save.ExitCode()).To(Equal(0))
})
It("podman save --multi-image-archive (tagged images)", func() {
multiImageSave(podmanTest, RESTORE_IMAGES)
})
It("podman save --multi-image-archive (untagged images)", func() {
// Refer to images via ID instead of tag.
session := podmanTest.PodmanNoCache([]string{"images", "--format", "{{.ID}}"})
session.WaitWithDefaultTimeout()
Expect(session.ExitCode()).To(Equal(0))
ids := session.OutputToStringArray()
Expect(len(RESTORE_IMAGES), len(ids))
multiImageSave(podmanTest, ids)
})
})
// Create a multi-image archive, remove all images, load it and
// make sure that all images are (again) present.
func multiImageSave(podmanTest *PodmanTestIntegration, images []string) {
// Create the archive.
outfile := filepath.Join(podmanTest.TempDir, "temp.tar")
session := podmanTest.PodmanNoCache(append([]string{"save", "-o", outfile, "--multi-image-archive"}, images...))
session.WaitWithDefaultTimeout()
Expect(session.ExitCode()).To(Equal(0))
// Remove all images.
session = podmanTest.PodmanNoCache([]string{"rmi", "-af"})
session.WaitWithDefaultTimeout()
Expect(session.ExitCode()).To(Equal(0))
// Now load the archive.
session = podmanTest.PodmanNoCache([]string{"load", "-i", outfile})
session.WaitWithDefaultTimeout()
Expect(session.ExitCode()).To(Equal(0))
// Grep for each image in the `podman load` output.
for _, image := range images {
found, _ := session.GrepString(image)
Expect(found).Should(BeTrue())
}
// Make sure that each image has really been loaded.
for _, image := range images {
session = podmanTest.PodmanNoCache([]string{"image", "exists", image})
session.WaitWithDefaultTimeout()
Expect(session.ExitCode()).To(Equal(0))
}
}
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