package integration import ( "encoding/json" "fmt" "os" "os/exec" "path/filepath" "strings" "testing" "github.com/containers/libpod/pkg/inspect" . "github.com/containers/libpod/test/utils" "github.com/containers/storage/pkg/reexec" . "github.com/onsi/ginkgo" . "github.com/onsi/gomega" ) var ( PODMAN_BINARY string CONMON_BINARY string CNI_CONFIG_DIR string RUNC_BINARY string INTEGRATION_ROOT string CGROUP_MANAGER = "systemd" ARTIFACT_DIR = "/tmp/.artifacts" RESTORE_IMAGES = []string{ALPINE, BB} defaultWaitTimeout = 90 ) // PodmanTestIntegration struct for command line options type PodmanTestIntegration struct { PodmanTest ConmonBinary string CrioRoot string CNIConfigDir string RunCBinary string RunRoot string StorageOptions string SignaturePolicyPath string CgroupManager string Host HostOS } // PodmanSessionIntegration sturct for command line session type PodmanSessionIntegration struct { *PodmanSession } // TestLibpod ginkgo master function func TestLibpod(t *testing.T) { if reexec.Init() { os.Exit(1) } if os.Getenv("NOCACHE") == "1" { CACHE_IMAGES = []string{} RESTORE_IMAGES = []string{} } RegisterFailHandler(Fail) RunSpecs(t, "Libpod Suite") } var _ = BeforeSuite(func() { //Cache images cwd, _ := os.Getwd() INTEGRATION_ROOT = filepath.Join(cwd, "../../") podman := PodmanTestCreate("/tmp") podman.ArtifactPath = ARTIFACT_DIR if _, err := os.Stat(ARTIFACT_DIR); os.IsNotExist(err) { if err = os.Mkdir(ARTIFACT_DIR, 0777); err != nil { fmt.Printf("%q\n", err) os.Exit(1) } } for _, image := range CACHE_IMAGES { if err := podman.CreateArtifact(image); err != nil { fmt.Printf("%q\n", err) os.Exit(1) } } host := GetHostDistributionInfo() if host.Distribution == "rhel" && strings.HasPrefix(host.Version, "7") { f, err := os.OpenFile("/proc/sys/user/max_user_namespaces", os.O_WRONLY, 0644) if err != nil { fmt.Println("Unable to enable userspace on RHEL 7") os.Exit(1) } _, err = f.WriteString("15000") if err != nil { fmt.Println("Unable to enable userspace on RHEL 7") os.Exit(1) } f.Close() } }) // PodmanTestCreate creates a PodmanTestIntegration instance for the tests func PodmanTestCreateUtil(tempDir string, remote bool) *PodmanTestIntegration { var ( podmanRemoteBinary string ) host := GetHostDistributionInfo() cwd, _ := os.Getwd() podmanBinary := filepath.Join(cwd, "../../bin/podman") if os.Getenv("PODMAN_BINARY") != "" { podmanBinary = os.Getenv("PODMAN_BINARY") } if remote { podmanRemoteBinary = filepath.Join(cwd, "../../bin/podman-remote") if os.Getenv("PODMAN_REMOTE_BINARY") != "" { podmanRemoteBinary = os.Getenv("PODMAN_REMOTE_BINARY") } } conmonBinary := filepath.Join("/usr/libexec/podman/conmon") altConmonBinary := "/usr/libexec/crio/conmon" if _, err := os.Stat(conmonBinary); os.IsNotExist(err) { conmonBinary = altConmonBinary } if os.Getenv("CONMON_BINARY") != "" { conmonBinary = os.Getenv("CONMON_BINARY") } storageOptions := STORAGE_OPTIONS if os.Getenv("STORAGE_OPTIONS") != "" { storageOptions = os.Getenv("STORAGE_OPTIONS") } cgroupManager := CGROUP_MANAGER if os.Getenv("CGROUP_MANAGER") != "" { cgroupManager = os.Getenv("CGROUP_MANAGER") } // Ubuntu doesn't use systemd cgroups if host.Distribution == "ubuntu" { cgroupManager = "cgroupfs" } runCBinary, err := exec.LookPath("runc") // If we cannot find the runc binary, setting to something static as we have no way // to return an error. The tests will fail and point out that the runc binary could // not be found nicely. if err != nil { runCBinary = "/usr/bin/runc" } CNIConfigDir := "/etc/cni/net.d" p := &PodmanTestIntegration{ PodmanTest: PodmanTest{ PodmanBinary: podmanBinary, ArtifactPath: ARTIFACT_DIR, TempDir: tempDir, RemoteTest: remote, }, ConmonBinary: conmonBinary, CrioRoot: filepath.Join(tempDir, "crio"), CNIConfigDir: CNIConfigDir, RunCBinary: runCBinary, RunRoot: filepath.Join(tempDir, "crio-run"), StorageOptions: storageOptions, SignaturePolicyPath: filepath.Join(INTEGRATION_ROOT, "test/policy.json"), CgroupManager: cgroupManager, Host: host, } if remote { p.PodmanTest.RemotePodmanBinary = podmanRemoteBinary } // Setup registries.conf ENV variable p.setDefaultRegistriesConfigEnv() // Rewrite the PodmanAsUser function p.PodmanMakeOptions = p.makeOptions return p } // RestoreAllArtifacts unpacks all cached images func (p *PodmanTestIntegration) RestoreAllArtifacts() error { if os.Getenv("NO_TEST_CACHE") != "" { return nil } for _, image := range RESTORE_IMAGES { if err := p.RestoreArtifact(image); err != nil { return err } } return nil } // CreateArtifact creates a cached image in the artifact dir func (p *PodmanTestIntegration) CreateArtifact(image string) error { if os.Getenv("NO_TEST_CACHE") != "" { return nil } fmt.Printf("Caching %s...", image) dest := strings.Split(image, "/") destName := fmt.Sprintf("/tmp/%s.tar", strings.Replace(strings.Join(strings.Split(dest[len(dest)-1], "/"), ""), ":", "-", -1)) if _, err := os.Stat(destName); os.IsNotExist(err) { pull := p.Podman([]string{"pull", image}) pull.Wait(90) save := p.Podman([]string{"save", "-o", destName, image}) save.Wait(90) fmt.Printf("\n") } else { fmt.Printf(" already exists.\n") } return nil } // InspectImageJSON takes the session output of an inspect // image and returns json func (s *PodmanSessionIntegration) InspectImageJSON() []inspect.ImageData { var i []inspect.ImageData err := json.Unmarshal(s.Out.Contents(), &i) Expect(err).To(BeNil()) return i }