mirror of
https://github.com/containers/podman.git
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4811cb110a
This is an enhancement for the podman system prune feature. In this issue, it is mentioned that 'network prune' should be wired into 'podman system prune' https://github.com/containers/podman/issues/8673 Therefore, I add the function to remove unused networks. Signed-off-by: Toshiki Sonoda <sonoda.toshiki@fujitsu.com>
501 lines
17 KiB
Go
501 lines
17 KiB
Go
package integration
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import (
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"fmt"
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"os"
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. "github.com/containers/podman/v4/test/utils"
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. "github.com/onsi/ginkgo"
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. "github.com/onsi/gomega"
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. "github.com/onsi/gomega/gexec"
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)
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var pruneImage = fmt.Sprintf(`
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FROM %s
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LABEL RUN podman --version
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RUN apk update
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RUN apk add bash`, ALPINE)
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var emptyPruneImage = `
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FROM scratch
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ENV test1=test1
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ENV test2=test2`
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var _ = Describe("Podman prune", func() {
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var (
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tempdir string
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err error
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podmanTest *PodmanTestIntegration
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)
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BeforeEach(func() {
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tempdir, err = CreateTempDirInTempDir()
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if err != nil {
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os.Exit(1)
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}
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podmanTest = PodmanTestCreate(tempdir)
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podmanTest.Setup()
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})
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AfterEach(func() {
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podmanTest.Cleanup()
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f := CurrentGinkgoTestDescription()
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processTestResult(f)
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})
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It("podman container prune containers", func() {
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top := podmanTest.RunTopContainer("")
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top.WaitWithDefaultTimeout()
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Expect(top).Should(Exit(0))
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top = podmanTest.RunTopContainer("")
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top.WaitWithDefaultTimeout()
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Expect(top).Should(Exit(0))
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cid := top.OutputToString()
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stop := podmanTest.Podman([]string{"stop", cid})
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stop.WaitWithDefaultTimeout()
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Expect(stop).Should(Exit(0))
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prune := podmanTest.Podman([]string{"container", "prune", "-f"})
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prune.WaitWithDefaultTimeout()
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Expect(prune).Should(Exit(0))
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Expect(podmanTest.NumberOfContainers()).To(Equal(1))
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})
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It("podman container prune after create containers", func() {
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create := podmanTest.Podman([]string{"create", "--name", "test", BB})
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create.WaitWithDefaultTimeout()
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Expect(create).Should(Exit(0))
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prune := podmanTest.Podman([]string{"container", "prune", "-f"})
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prune.WaitWithDefaultTimeout()
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Expect(prune).Should(Exit(0))
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Expect(podmanTest.NumberOfContainers()).To(Equal(0))
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})
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It("podman container prune after create & init containers", func() {
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create := podmanTest.Podman([]string{"create", "--name", "test", BB})
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create.WaitWithDefaultTimeout()
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Expect(create).Should(Exit(0))
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init := podmanTest.Podman([]string{"init", "test"})
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init.WaitWithDefaultTimeout()
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Expect(init).Should(Exit(0))
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prune := podmanTest.Podman([]string{"container", "prune", "-f"})
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prune.WaitWithDefaultTimeout()
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Expect(prune).Should(Exit(0))
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Expect(podmanTest.NumberOfContainers()).To(Equal(0))
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})
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It("podman image prune - remove only dangling images", func() {
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session := podmanTest.Podman([]string{"images", "-a"})
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session.WaitWithDefaultTimeout()
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Expect(session).Should(Exit(0))
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Expect(session.OutputToString()).To(Not(ContainSubstring("<none>")))
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numImages := len(session.OutputToStringArray())
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// Since there's no dangling image, none should be removed.
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session = podmanTest.Podman([]string{"image", "prune", "-f"})
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session.WaitWithDefaultTimeout()
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Expect(session).Should(Exit(0))
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Expect(session.OutputToStringArray()).To(BeEmpty())
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// Let's be extra sure that the same number of images is
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// reported.
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session = podmanTest.Podman([]string{"images", "-a"})
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session.WaitWithDefaultTimeout()
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Expect(session).Should(Exit(0))
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Expect(session.OutputToStringArray()).To(HaveLen(numImages))
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// Now build an image and untag it. The (intermediate) images
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// should be removed recursively during pruning.
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podmanTest.BuildImage(pruneImage, "alpine_bash:latest", "true")
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session = podmanTest.Podman([]string{"untag", "alpine_bash:latest"})
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session.WaitWithDefaultTimeout()
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Expect(session).Should(Exit(0))
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session = podmanTest.Podman([]string{"images", "-a"})
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session.WaitWithDefaultTimeout()
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Expect(session).Should(Exit(0))
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Expect(session.OutputToString()).To(ContainSubstring("<none>"))
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numImages = len(session.OutputToStringArray())
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// Since there's at least one dangling image, prune should
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// remove them.
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session = podmanTest.Podman([]string{"image", "prune", "-f"})
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session.WaitWithDefaultTimeout()
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Expect(session).Should(Exit(0))
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numPrunedImages := len(session.OutputToStringArray())
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Expect(numPrunedImages).To(BeNumerically(">=", 1), "numPrunedImages")
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// Now make sure that exactly the number of pruned images has
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// been removed.
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session = podmanTest.Podman([]string{"images", "-a"})
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session.WaitWithDefaultTimeout()
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Expect(session).Should(Exit(0))
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Expect(session.OutputToStringArray()).To(HaveLen(numImages - numPrunedImages))
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})
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It("podman image prune - handle empty images", func() {
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// As shown in #10832, empty images were not treated correctly
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// in Podman.
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podmanTest.BuildImage(emptyPruneImage, "empty:scratch", "true")
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session := podmanTest.Podman([]string{"images", "-a"})
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session.WaitWithDefaultTimeout()
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Expect(session).Should(Exit(0))
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Expect(session.OutputToString()).To(ContainSubstring("<none>"))
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// Nothing will be pruned.
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session = podmanTest.Podman([]string{"image", "prune", "-f"})
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session.WaitWithDefaultTimeout()
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Expect(session).Should(Exit(0))
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Expect(session.OutputToStringArray()).To(BeEmpty())
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// Now the image will be untagged, and its parent images will
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// be removed recursively.
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session = podmanTest.Podman([]string{"untag", "empty:scratch"})
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session.WaitWithDefaultTimeout()
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Expect(session).Should(Exit(0))
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session = podmanTest.Podman([]string{"image", "prune", "-f"})
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session.WaitWithDefaultTimeout()
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Expect(session).Should(Exit(0))
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Expect(session.OutputToStringArray()).To(HaveLen(2))
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})
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It("podman image prune dangling images", func() {
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podmanTest.BuildImage(pruneImage, "alpine_bash:latest", "true")
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podmanTest.BuildImage(pruneImage, "alpine_bash:latest", "true")
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none := podmanTest.Podman([]string{"images", "-a"})
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none.WaitWithDefaultTimeout()
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Expect(none).Should(Exit(0))
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hasNone, result := none.GrepString("<none>")
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Expect(result).To(HaveLen(2))
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Expect(hasNone).To(BeTrue())
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prune := podmanTest.Podman([]string{"image", "prune", "-f"})
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prune.WaitWithDefaultTimeout()
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Expect(prune).Should(Exit(0))
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after := podmanTest.Podman([]string{"images", "-a"})
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after.WaitWithDefaultTimeout()
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Expect(after).Should(Exit(0))
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hasNoneAfter, result := after.GrepString("<none>")
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Expect(hasNoneAfter).To(BeTrue())
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Expect(len(after.OutputToStringArray())).To(BeNumerically(">", 1))
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Expect(len(result)).To(BeNumerically(">", 0))
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})
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It("podman image prune unused images", func() {
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podmanTest.AddImageToRWStore(ALPINE)
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podmanTest.AddImageToRWStore(BB)
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images := podmanTest.Podman([]string{"images", "-a"})
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images.WaitWithDefaultTimeout()
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Expect(images).Should(Exit(0))
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prune := podmanTest.Podman([]string{"image", "prune", "-af"})
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prune.WaitWithDefaultTimeout()
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Expect(prune).Should(Exit(0))
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images = podmanTest.Podman([]string{"images", "-aq"})
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images.WaitWithDefaultTimeout()
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Expect(images).Should(Exit(0))
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// all images are unused, so they all should be deleted!
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Expect(images.OutputToStringArray()).To(HaveLen(len(CACHE_IMAGES)))
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})
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It("podman system image prune unused images", func() {
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podmanTest.AddImageToRWStore(ALPINE)
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podmanTest.BuildImage(pruneImage, "alpine_bash:latest", "true")
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prune := podmanTest.Podman([]string{"system", "prune", "-a", "--force"})
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prune.WaitWithDefaultTimeout()
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Expect(prune).Should(Exit(0))
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images := podmanTest.Podman([]string{"images", "-aq"})
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images.WaitWithDefaultTimeout()
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// all images are unused, so they all should be deleted!
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Expect(images.OutputToStringArray()).To(HaveLen(len(CACHE_IMAGES)))
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})
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It("podman system prune pods", func() {
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session := podmanTest.Podman([]string{"pod", "create"})
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session.WaitWithDefaultTimeout()
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Expect(session).Should(Exit(0))
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session = podmanTest.Podman([]string{"pod", "create"})
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session.WaitWithDefaultTimeout()
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Expect(session).Should(Exit(0))
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podid1 := session.OutputToString()
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session = podmanTest.Podman([]string{"pod", "start", podid1})
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session.WaitWithDefaultTimeout()
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Expect(session).Should(Exit(0))
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session = podmanTest.Podman([]string{"pod", "stop", podid1})
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session.WaitWithDefaultTimeout()
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Expect(session).Should(Exit(0))
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pods := podmanTest.Podman([]string{"pod", "ps"})
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pods.WaitWithDefaultTimeout()
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Expect(pods).Should(Exit(0))
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Expect(pods.OutputToStringArray()).To(HaveLen(3))
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prune := podmanTest.Podman([]string{"system", "prune", "-f"})
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prune.WaitWithDefaultTimeout()
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Expect(prune).Should(Exit(0))
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pods = podmanTest.Podman([]string{"pod", "ps"})
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pods.WaitWithDefaultTimeout()
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Expect(pods).Should(Exit(0))
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Expect(pods.OutputToStringArray()).To(HaveLen(2))
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})
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It("podman system prune networks", func() {
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// About netavark network backend test.
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session := podmanTest.Podman([]string{"network", "create", "test"})
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session.WaitWithDefaultTimeout()
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Expect(session).Should(Exit(0))
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session = podmanTest.Podman([]string{"system", "prune", "-f"})
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session.WaitWithDefaultTimeout()
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Expect(session).Should(Exit(0))
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// Default network should exists.
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session = podmanTest.Podman([]string{"network", "ls", "-q", "--filter", "name=^podman$"})
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session.WaitWithDefaultTimeout()
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Expect(session).Should(Exit(0))
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Expect(session.OutputToStringArray()).To(HaveLen(1))
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// Remove all unused networks.
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session = podmanTest.Podman([]string{"network", "ls", "-q", "--filter", "name=^test$"})
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session.WaitWithDefaultTimeout()
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Expect(session).Should(Exit(0))
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Expect(session.OutputToStringArray()).To(HaveLen(0))
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})
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It("podman system prune - pod,container stopped", func() {
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session := podmanTest.Podman([]string{"pod", "create"})
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session.WaitWithDefaultTimeout()
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Expect(session).Should(Exit(0))
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podid1 := session.OutputToString()
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// Start and stop a pod to get it in exited state.
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session = podmanTest.Podman([]string{"pod", "start", podid1})
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session.WaitWithDefaultTimeout()
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Expect(session).Should(Exit(0))
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session = podmanTest.Podman([]string{"pod", "stop", podid1})
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session.WaitWithDefaultTimeout()
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Expect(session).Should(Exit(0))
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// Create a container. This container should be pruned.
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create := podmanTest.Podman([]string{"create", "--name", "test", BB})
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create.WaitWithDefaultTimeout()
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Expect(create).Should(Exit(0))
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prune := podmanTest.Podman([]string{"system", "prune", "-f"})
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prune.WaitWithDefaultTimeout()
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Expect(prune).Should(Exit(0))
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pods := podmanTest.Podman([]string{"pod", "ps"})
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pods.WaitWithDefaultTimeout()
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Expect(pods).Should(Exit(0))
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Expect(podmanTest.NumberOfPods()).To(Equal(0))
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Expect(podmanTest.NumberOfContainers()).To(Equal(0))
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})
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It("podman system prune with running, exited pod and volume prune set true", func() {
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// Start and stop a pod to get it in exited state.
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session := podmanTest.Podman([]string{"pod", "create"})
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session.WaitWithDefaultTimeout()
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Expect(session).Should(Exit(0))
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podid1 := session.OutputToString()
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session = podmanTest.Podman([]string{"pod", "start", podid1})
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session.WaitWithDefaultTimeout()
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Expect(session).Should(Exit(0))
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session = podmanTest.Podman([]string{"pod", "stop", podid1})
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session.WaitWithDefaultTimeout()
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Expect(session).Should(Exit(0))
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// Start a pod and leave it running
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session = podmanTest.Podman([]string{"pod", "create"})
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session.WaitWithDefaultTimeout()
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Expect(session).Should(Exit(0))
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podid2 := session.OutputToString()
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session = podmanTest.Podman([]string{"pod", "start", podid2})
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session.WaitWithDefaultTimeout()
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Expect(session).Should(Exit(0))
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// Number of pod should be 2. One exited one running.
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Expect(podmanTest.NumberOfPods()).To(Equal(2))
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// Create a container. This container should be pruned.
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_, ec, _ := podmanTest.RunLsContainer("test1")
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Expect(ec).To(Equal(0))
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// Number of containers should be three now.
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// Two as pods infra container and one newly created.
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Expect(podmanTest.NumberOfContainers()).To(Equal(3))
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// image list current count should not be pruned if all flag isn't enabled
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session = podmanTest.Podman([]string{"images"})
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session.WaitWithDefaultTimeout()
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numberOfImages := len(session.OutputToStringArray())
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// Adding unused volume should be pruned
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session = podmanTest.Podman([]string{"volume", "create"})
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session.WaitWithDefaultTimeout()
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Expect(session).Should(Exit(0))
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session = podmanTest.Podman([]string{"create", "-v", "myvol:/myvol", ALPINE, "ls"})
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session.WaitWithDefaultTimeout()
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Expect(session).Should(Exit(0))
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session = podmanTest.Podman([]string{"volume", "ls"})
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session.WaitWithDefaultTimeout()
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Expect(session).Should(Exit(0))
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Expect(session.OutputToStringArray()).To(HaveLen(3))
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session = podmanTest.Podman([]string{"system", "prune", "--force", "--volumes"})
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session.WaitWithDefaultTimeout()
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Expect(session).Should(Exit(0))
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// Volumes should be pruned.
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session = podmanTest.Podman([]string{"volume", "ls"})
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session.WaitWithDefaultTimeout()
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Expect(session).Should(Exit(0))
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Expect(session.OutputToStringArray()).To(BeEmpty())
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// One Pod should not be pruned as it was running
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Expect(podmanTest.NumberOfPods()).To(Equal(1))
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// Running pods infra container should not be pruned.
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Expect(podmanTest.NumberOfContainers()).To(Equal(1))
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// Image should not be pruned and number should be same.
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images := podmanTest.Podman([]string{"images"})
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images.WaitWithDefaultTimeout()
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Expect(images.OutputToStringArray()).To(HaveLen(numberOfImages))
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})
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It("podman system prune - with dangling images true", func() {
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session := podmanTest.Podman([]string{"pod", "create"})
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session.WaitWithDefaultTimeout()
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Expect(session).Should(Exit(0))
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podid1 := session.OutputToString()
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// Start and stop a pod to get it in exited state.
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session = podmanTest.Podman([]string{"pod", "start", podid1})
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session.WaitWithDefaultTimeout()
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Expect(session).Should(Exit(0))
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session = podmanTest.Podman([]string{"pod", "stop", podid1})
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session.WaitWithDefaultTimeout()
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Expect(session).Should(Exit(0))
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// Create a container. This container should be pruned.
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create := podmanTest.Podman([]string{"create", "--name", "test", BB})
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create.WaitWithDefaultTimeout()
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Expect(create).Should(Exit(0))
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// Adding unused volume should not be pruned as volumes not set
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session = podmanTest.Podman([]string{"volume", "create"})
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session.WaitWithDefaultTimeout()
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Expect(session).Should(Exit(0))
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prune := podmanTest.Podman([]string{"system", "prune", "-f", "-a"})
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prune.WaitWithDefaultTimeout()
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Expect(prune).Should(Exit(0))
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pods := podmanTest.Podman([]string{"pod", "ps"})
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pods.WaitWithDefaultTimeout()
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Expect(pods).Should(Exit(0))
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Expect(podmanTest.NumberOfPods()).To(Equal(0))
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Expect(podmanTest.NumberOfContainers()).To(Equal(0))
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// Volumes should not be pruned
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session = podmanTest.Podman([]string{"volume", "ls"})
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session.WaitWithDefaultTimeout()
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Expect(session).Should(Exit(0))
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Expect(session.OutputToStringArray()).To(HaveLen(2))
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images := podmanTest.Podman([]string{"images", "-aq"})
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images.WaitWithDefaultTimeout()
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// all images are unused, so they all should be deleted!
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Expect(images.OutputToStringArray()).To(HaveLen(len(CACHE_IMAGES)))
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})
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It("podman system prune --volumes --filter", func() {
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session := podmanTest.Podman([]string{"volume", "create", "--label", "label1=value1", "myvol1"})
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session.WaitWithDefaultTimeout()
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Expect(session).Should(Exit(0))
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session = podmanTest.Podman([]string{"volume", "create", "--label", "sharedlabel1=slv1", "myvol2"})
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session.WaitWithDefaultTimeout()
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Expect(session).Should(Exit(0))
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session = podmanTest.Podman([]string{"volume", "create", "--label", "sharedlabel1=slv2", "myvol3"})
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session.WaitWithDefaultTimeout()
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Expect(session).Should(Exit(0))
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session = podmanTest.Podman([]string{"volume", "create", "--label", "sharedlabel1", "myvol4"})
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session.WaitWithDefaultTimeout()
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Expect(session).Should(Exit(0))
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session = podmanTest.Podman([]string{"create", "-v", "myvol5:/myvol5", ALPINE, "ls"})
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session.WaitWithDefaultTimeout()
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Expect(session).Should(Exit(0))
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session = podmanTest.Podman([]string{"create", "-v", "myvol6:/myvol6", ALPINE, "ls"})
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session.WaitWithDefaultTimeout()
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Expect(session).Should(Exit(0))
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session = podmanTest.Podman([]string{"volume", "ls"})
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session.WaitWithDefaultTimeout()
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Expect(session).Should(Exit(0))
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Expect(session.OutputToStringArray()).To(HaveLen(7))
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session = podmanTest.Podman([]string{"system", "prune", "--force", "--volumes", "--filter", "label=label1=value1"})
|
|
session.WaitWithDefaultTimeout()
|
|
Expect(session).Should(Exit(0))
|
|
|
|
session = podmanTest.Podman([]string{"volume", "ls"})
|
|
session.WaitWithDefaultTimeout()
|
|
Expect(session).Should(Exit(0))
|
|
Expect(session.OutputToStringArray()).To(HaveLen(6))
|
|
|
|
session = podmanTest.Podman([]string{"system", "prune", "--force", "--volumes", "--filter", "label=sharedlabel1=slv1"})
|
|
session.WaitWithDefaultTimeout()
|
|
Expect(session).Should(Exit(0))
|
|
|
|
session = podmanTest.Podman([]string{"volume", "ls"})
|
|
session.WaitWithDefaultTimeout()
|
|
Expect(session).Should(Exit(0))
|
|
Expect(session.OutputToStringArray()).To(HaveLen(5))
|
|
|
|
session = podmanTest.Podman([]string{"system", "prune", "--force", "--volumes", "--filter", "label=sharedlabel1"})
|
|
session.WaitWithDefaultTimeout()
|
|
Expect(session).Should(Exit(0))
|
|
|
|
session = podmanTest.Podman([]string{"volume", "ls"})
|
|
session.WaitWithDefaultTimeout()
|
|
Expect(session).Should(Exit(0))
|
|
Expect(session.OutputToStringArray()).To(HaveLen(3))
|
|
|
|
podmanTest.Cleanup()
|
|
})
|
|
})
|