/
registry.go
158 lines (127 loc) · 5.5 KB
/
registry.go
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package registry
import (
"fmt"
"time"
g "github.com/onsi/ginkgo"
o "github.com/onsi/gomega"
dockerClient "github.com/fsouza/go-dockerclient"
kapi "k8s.io/kubernetes/pkg/api"
"k8s.io/kubernetes/pkg/util/wait"
regclient "github.com/openshift/origin/pkg/dockerregistry"
imageapi "github.com/openshift/origin/pkg/image/api"
imagesutil "github.com/openshift/origin/test/extended/images"
exutil "github.com/openshift/origin/test/extended/util"
testutil "github.com/openshift/origin/test/util"
)
const (
repoName = "app"
tagName = "latest"
imageSize = 1024
)
var _ = g.Describe("[registry][migration] manifest migration from etcd to registry storage", func() {
defer g.GinkgoRecover()
var oc = exutil.NewCLI("registry-migration", exutil.KubeConfigPath())
// needs to be run at the top of each It; cannot be run in AfterEach which is run after the project
// is destroyed
tearDown := func(oc *exutil.CLI) {
deleteTestImages(oc)
}
g.It("registry can get access to manifest [local]", func() {
oc.SetOutputDir(exutil.TestContext.OutputDir)
defer tearDown(oc)
g.By("set up policy for registry to have anonymous access to images")
err := oc.Run("policy").Args("add-role-to-user", "registry-viewer", "system:anonymous").Execute()
o.Expect(err).NotTo(o.HaveOccurred())
dClient, err := testutil.NewDockerClient()
o.Expect(err).NotTo(o.HaveOccurred())
registryURL, err := imagesutil.GetDockerRegistryURL(oc)
o.Expect(err).NotTo(o.HaveOccurred())
g.By("pushing image...")
imageDigest, err := imagesutil.BuildAndPushImageOfSizeWithDocker(oc, dClient, repoName, tagName, imageSize, 1, g.GinkgoWriter, true)
o.Expect(err).NotTo(o.HaveOccurred())
g.By("checking that the image converted...")
image, err := oc.AsAdmin().Client().Images().Get(imageDigest)
o.Expect(err).NotTo(o.HaveOccurred())
o.Expect(len(image.DockerImageManifest)).Should(o.Equal(0))
imageMetadataNotEmpty(image)
g.By("getting image manifest from docker-registry...")
conn, err := regclient.NewClient(10*time.Second, true).Connect(registryURL, true)
o.Expect(err).NotTo(o.HaveOccurred())
_, manifest, err := conn.ImageManifest(oc.Namespace(), repoName, tagName)
o.Expect(err).NotTo(o.HaveOccurred())
o.Expect(len(manifest)).Should(o.BeNumerically(">", 0))
g.By("restoring manifest...")
image, err = oc.AsAdmin().Client().Images().Get(imageDigest)
o.Expect(err).NotTo(o.HaveOccurred())
imageMetadataNotEmpty(image)
image.DockerImageManifest = string(manifest)
newImage, err := oc.AsAdmin().Client().Images().Update(image)
o.Expect(err).NotTo(o.HaveOccurred())
imageMetadataNotEmpty(newImage)
g.By("checking that the manifest is present in the image...")
image, err = oc.AsAdmin().Client().Images().Get(imageDigest)
o.Expect(err).NotTo(o.HaveOccurred())
o.Expect(len(image.DockerImageManifest)).Should(o.BeNumerically(">", 0))
o.Expect(image.DockerImageManifest).Should(o.Equal(string(manifest)))
imageMetadataNotEmpty(image)
g.By("getting image manifest from docker-registry one more time...")
_, manifest, err = conn.ImageManifest(oc.Namespace(), repoName, tagName)
o.Expect(err).NotTo(o.HaveOccurred())
o.Expect(len(manifest)).Should(o.BeNumerically(">", 0))
g.By("waiting until image is updated...")
err = waitForImageUpdate(oc, image)
o.Expect(err).NotTo(o.HaveOccurred())
g.By("checking that the manifest was removed from the image...")
image, err = oc.AsAdmin().Client().Images().Get(imageDigest)
o.Expect(err).NotTo(o.HaveOccurred())
o.Expect(len(image.DockerImageManifest)).Should(o.Equal(0))
imageMetadataNotEmpty(image)
g.By("getting image manifest from docker-registry to check if he's available...")
_, manifest, err = conn.ImageManifest(oc.Namespace(), repoName, tagName)
o.Expect(err).NotTo(o.HaveOccurred())
o.Expect(len(manifest)).Should(o.BeNumerically(">", 0))
g.By("pulling image...")
authCfg, err := exutil.BuildAuthConfiguration(registryURL, oc)
o.Expect(err).NotTo(o.HaveOccurred())
opts := dockerClient.PullImageOptions{
Repository: authCfg.ServerAddress + "/" + oc.Namespace() + "/" + repoName,
Tag: tagName,
}
err = dClient.PullImage(opts, *authCfg)
o.Expect(err).NotTo(o.HaveOccurred())
g.By("removing image...")
err = dClient.RemoveImage(opts.Repository)
o.Expect(err).NotTo(o.HaveOccurred())
})
})
func imageMetadataNotEmpty(image *imageapi.Image) {
o.Expect(len(image.DockerImageMetadata.ID)).Should(o.BeNumerically(">", 0))
o.Expect(len(image.DockerImageMetadata.Container)).Should(o.BeNumerically(">", 0))
o.Expect(len(image.DockerImageMetadata.DockerVersion)).Should(o.BeNumerically(">", 0))
o.Expect(len(image.DockerImageMetadata.Architecture)).Should(o.BeNumerically(">", 0))
}
func waitForImageUpdate(oc *exutil.CLI, image *imageapi.Image) error {
return wait.Poll(200*time.Millisecond, 2*time.Minute, func() (bool, error) {
newImage, err := oc.AsAdmin().Client().Images().Get(image.Name)
if err != nil {
return false, err
}
return (image.ResourceVersion < newImage.ResourceVersion), nil
})
}
// deleteTestImages deletes test images built in current and shared
// namespaces. It also deletes shared projects.
func deleteTestImages(oc *exutil.CLI) {
g.By(fmt.Sprintf("Deleting images and image streams in project %q", oc.Namespace()))
iss, err := oc.AdminClient().ImageStreams(oc.Namespace()).List(kapi.ListOptions{})
if err != nil {
return
}
for _, is := range iss.Items {
for _, history := range is.Status.Tags {
for i := range history.Items {
oc.AdminClient().Images().Delete(history.Items[i].Image)
}
}
}
}