diff options
Diffstat (limited to 'pkg/bindings/test/common_test.go')
-rw-r--r-- | pkg/bindings/test/common_test.go | 271 |
1 files changed, 271 insertions, 0 deletions
diff --git a/pkg/bindings/test/common_test.go b/pkg/bindings/test/common_test.go new file mode 100644 index 000000000..6b8d6788c --- /dev/null +++ b/pkg/bindings/test/common_test.go @@ -0,0 +1,271 @@ +package test_bindings + +import ( + "context" + "fmt" + "github.com/containers/libpod/libpod/define" + "io/ioutil" + "os" + "os/exec" + "path/filepath" + "strings" + + . "github.com/containers/libpod/pkg/bindings" + "github.com/containers/libpod/pkg/bindings/containers" + "github.com/containers/libpod/pkg/specgen" + "github.com/onsi/ginkgo" + "github.com/onsi/gomega/gexec" + "github.com/pkg/errors" +) + +type testImage struct { + name string + shortName string + tarballName string +} + +const ( + devPodmanBinaryLocation string = "../../../bin/podman" + defaultPodmanBinaryLocation string = "/usr/bin/podman" +) + +func getPodmanBinary() string { + _, err := os.Stat(devPodmanBinaryLocation) + if os.IsNotExist(err) { + return defaultPodmanBinaryLocation + } + return devPodmanBinaryLocation +} + +var ( + ImageCacheDir = "/tmp/podman/imagecachedir" + LockTmpDir string + alpine = testImage{ + name: "docker.io/library/alpine:latest", + shortName: "alpine", + tarballName: "alpine.tar", + } + busybox = testImage{ + name: "docker.io/library/busybox:latest", + shortName: "busybox", + tarballName: "busybox.tar", + } + CACHE_IMAGES = []testImage{alpine, busybox} +) + +type bindingTest struct { + artifactDirPath string + imageCacheDir string + sock string + tempDirPath string + runRoot string + crioRoot string + conn context.Context +} + +func (b *bindingTest) NewConnection() error { + connText, err := NewConnection(context.Background(), b.sock) + if err != nil { + return err + } + b.conn = connText + return nil +} + +func (b *bindingTest) runPodman(command []string) *gexec.Session { + var cmd []string + podmanBinary := getPodmanBinary() + val, ok := os.LookupEnv("PODMAN_BINARY") + if ok { + podmanBinary = val + } + val, ok = os.LookupEnv("CGROUP_MANAGER") + if ok { + cmd = append(cmd, "--cgroup-manager", val) + } + val, ok = os.LookupEnv("CNI_CONFIG_DIR") + if ok { + cmd = append(cmd, "--cni-config-dir", val) + } + val, ok = os.LookupEnv("CONMON") + if ok { + cmd = append(cmd, "--conmon", val) + } + val, ok = os.LookupEnv("ROOT") + if ok { + cmd = append(cmd, "--root", val) + } else { + cmd = append(cmd, "--root", b.crioRoot) + } + val, ok = os.LookupEnv("OCI_RUNTIME") + if ok { + cmd = append(cmd, "--runtime", val) + } + val, ok = os.LookupEnv("RUNROOT") + if ok { + cmd = append(cmd, "--runroot", val) + } else { + cmd = append(cmd, "--runroot", b.runRoot) + } + val, ok = os.LookupEnv("TEMPDIR") + if ok { + cmd = append(cmd, "--tmpdir", val) + } else { + cmd = append(cmd, "--tmpdir", b.tempDirPath) + } + val, ok = os.LookupEnv("STORAGE_DRIVER") + if ok { + cmd = append(cmd, "--storage-driver", val) + } + val, ok = os.LookupEnv("STORAGE_OPTIONS") + if ok { + cmd = append(cmd, "--storage", val) + } + cmd = append(cmd, command...) + c := exec.Command(podmanBinary, cmd...) + fmt.Printf("Running: %s %s\n", podmanBinary, strings.Join(cmd, " ")) + session, err := gexec.Start(c, ginkgo.GinkgoWriter, ginkgo.GinkgoWriter) + if err != nil { + panic(errors.Errorf("unable to run podman command: %q", cmd)) + } + return session +} + +func newBindingTest() *bindingTest { + tmpPath, _ := createTempDirInTempDir() + b := bindingTest{ + crioRoot: filepath.Join(tmpPath, "crio"), + runRoot: filepath.Join(tmpPath, "run"), + artifactDirPath: "", + imageCacheDir: "", + sock: fmt.Sprintf("unix://%s", filepath.Join(tmpPath, "api.sock")), + tempDirPath: tmpPath, + } + return &b +} + +// createTempDirinTempDir create a temp dir with prefix podman_test +func createTempDirInTempDir() (string, error) { + return ioutil.TempDir("", "libpod_api") +} + +func (b *bindingTest) startAPIService() *gexec.Session { + var ( + cmd []string + ) + cmd = append(cmd, "--log-level=debug", "--events-backend=file", "system", "service", "--timeout=0", b.sock) + return b.runPodman(cmd) +} + +func (b *bindingTest) cleanup() { + s := b.runPodman([]string{"stop", "-a", "-t", "0"}) + s.Wait(45) + if err := os.RemoveAll(b.tempDirPath); err != nil { + fmt.Println(err) + } +} + +// Pull is a helper function to pull in images +func (b *bindingTest) Pull(name string) { + p := b.runPodman([]string{"pull", name}) + p.Wait(45) +} + +func (b *bindingTest) Save(i testImage) { + p := b.runPodman([]string{"save", "-o", filepath.Join(ImageCacheDir, i.tarballName), i.name}) + p.Wait(45) +} + +func (b *bindingTest) RestoreImagesFromCache() { + for _, i := range CACHE_IMAGES { + b.restoreImageFromCache(i) + } +} +func (b *bindingTest) restoreImageFromCache(i testImage) { + p := b.runPodman([]string{"load", "-i", filepath.Join(ImageCacheDir, i.tarballName), i.name}) + p.Wait(45) +} + +// Run a container within or without a pod +// and add or append the alpine image to it +func (b *bindingTest) RunTopContainer(containerName *string, insidePod *bool, podName *string) (string, error) { + s := specgen.NewSpecGenerator(alpine.name) + s.Terminal = false + s.Command = []string{"top"} + if containerName != nil { + s.Name = *containerName + } + if insidePod != nil && podName != nil { + s.Pod = *podName + } + ctr, err := containers.CreateWithSpec(b.conn, s) + if err != nil { + return "", nil + } + err = containers.Start(b.conn, ctr.ID, nil) + if err != nil { + return "", err + } + wait := define.ContainerStateRunning + _, err = containers.Wait(b.conn, ctr.ID, &wait) + return ctr.ID, err +} + +// This method creates a pod with the given pod name. +// Podname is an optional parameter +func (b *bindingTest) Podcreate(name *string) { + if name != nil { + podname := *name + b.runPodman([]string{"pod", "create", "--name", podname}).Wait(45) + } else { + b.runPodman([]string{"pod", "create"}).Wait(45) + } +} + +// StringInSlice returns a boolean based on whether a given +// string is in a given slice +func StringInSlice(s string, sl []string) bool { + for _, val := range sl { + if s == val { + return true + } + } + return false +} + +var _ = ginkgo.SynchronizedBeforeSuite(func() []byte { + // make cache dir + if err := os.MkdirAll(ImageCacheDir, 0777); err != nil { + fmt.Printf("%q\n", err) + os.Exit(1) + } + + // If running localized tests, the cache dir is created and populated. if the + // tests are remote, this is a no-op + createCache() + path, err := ioutil.TempDir("", "libpodlock") + if err != nil { + fmt.Println(err) + os.Exit(1) + } + return []byte(path) +}, func(data []byte) { + LockTmpDir = string(data) +}) + +func createCache() { + b := newBindingTest() + for _, i := range CACHE_IMAGES { + _, err := os.Stat(filepath.Join(ImageCacheDir, i.tarballName)) + if os.IsNotExist(err) { + // pull the image + b.Pull(i.name) + b.Save(i) + } + } + b.cleanup() +} + +func isStopped(state string) bool { + return state == "exited" || state == "stopped" +} |