| package main |
| |
| import ( |
| "context" |
| "fmt" |
| "net/http" |
| "os" |
| "os/exec" |
| "strings" |
| "testing" |
| "time" |
| |
| "github.com/containerd/containerd/plugin" |
| "github.com/docker/docker/api/types/network" |
| "github.com/docker/docker/api/types/swarm" |
| "github.com/docker/docker/client" |
| "github.com/docker/docker/integration-cli/cli" |
| "github.com/docker/docker/integration-cli/requirement" |
| "github.com/docker/docker/testutil/registry" |
| ) |
| |
| func DaemonIsWindows() bool { |
| return testEnv.DaemonInfo.OSType == "windows" |
| } |
| |
| func DaemonIsLinux() bool { |
| return testEnv.DaemonInfo.OSType == "linux" |
| } |
| |
| func OnlyDefaultNetworks(ctx context.Context) bool { |
| apiClient, err := client.NewClientWithOpts(client.FromEnv) |
| if err != nil { |
| return false |
| } |
| networks, err := apiClient.NetworkList(ctx, network.ListOptions{}) |
| if err != nil || len(networks) > 0 { |
| return false |
| } |
| return true |
| } |
| |
| func IsAmd64() bool { |
| return testEnv.DaemonVersion.Arch == "amd64" |
| } |
| |
| func NotArm64() bool { |
| return testEnv.DaemonVersion.Arch != "arm64" |
| } |
| |
| func NotPpc64le() bool { |
| return testEnv.DaemonVersion.Arch != "ppc64le" |
| } |
| |
| func UnixCli() bool { |
| return isUnixCli |
| } |
| |
| func GitHubActions() bool { |
| return os.Getenv("GITHUB_ACTIONS") != "" |
| } |
| |
| func Network() bool { |
| // Set a timeout on the GET at 15s |
| const timeout = 15 * time.Second |
| const url = "https://hub.docker.com" |
| |
| c := http.Client{ |
| Timeout: timeout, |
| } |
| |
| resp, err := c.Get(url) |
| if err != nil && strings.Contains(err.Error(), "use of closed network connection") { |
| panic(fmt.Sprintf("Timeout for GET request on %s", url)) |
| } |
| if resp != nil { |
| resp.Body.Close() |
| } |
| return err == nil |
| } |
| |
| func Apparmor() bool { |
| if strings.HasPrefix(testEnv.DaemonInfo.OperatingSystem, "SUSE Linux Enterprise Server ") { |
| return false |
| } |
| buf, err := os.ReadFile("/sys/module/apparmor/parameters/enabled") |
| return err == nil && len(buf) > 1 && buf[0] == 'Y' |
| } |
| |
| // containerdSnapshotterEnabled checks if the daemon in the test-environment is |
| // configured with containerd-snapshotters enabled. |
| func containerdSnapshotterEnabled() bool { |
| for _, v := range testEnv.DaemonInfo.DriverStatus { |
| if v[0] == "driver-type" { |
| return v[1] == string(plugin.SnapshotPlugin) |
| } |
| } |
| return false |
| } |
| |
| func UserNamespaceROMount() bool { |
| // quick case--userns not enabled in this test run |
| if os.Getenv("DOCKER_REMAP_ROOT") == "" { |
| return true |
| } |
| if _, _, err := dockerCmdWithError("run", "--rm", "--read-only", "busybox", "date"); err != nil { |
| return false |
| } |
| return true |
| } |
| |
| func NotUserNamespace() bool { |
| root := os.Getenv("DOCKER_REMAP_ROOT") |
| return root == "" |
| } |
| |
| func UserNamespaceInKernel() bool { |
| if _, err := os.Stat("/proc/self/uid_map"); os.IsNotExist(err) { |
| /* |
| * This kernel-provided file only exists if user namespaces are |
| * supported |
| */ |
| return false |
| } |
| |
| // We need extra check on redhat based distributions |
| if f, err := os.Open("/sys/module/user_namespace/parameters/enable"); err == nil { |
| defer f.Close() |
| b := make([]byte, 1) |
| _, _ = f.Read(b) |
| return string(b) != "N" |
| } |
| |
| return true |
| } |
| |
| func IsPausable() bool { |
| if testEnv.DaemonInfo.OSType == "windows" { |
| return testEnv.DaemonInfo.Isolation.IsHyperV() |
| } |
| return true |
| } |
| |
| // RegistryHosting returns whether the host can host a registry (v2) or not |
| func RegistryHosting() bool { |
| // for now registry binary is built only if we're running inside |
| // container through `make test`. Figure that out by testing if |
| // registry binary is in PATH. |
| _, err := exec.LookPath(registry.V2binary) |
| return err == nil |
| } |
| |
| func RuntimeIsWindowsContainerd() bool { |
| return os.Getenv("DOCKER_WINDOWS_CONTAINERD_RUNTIME") == "1" |
| } |
| |
| func SwarmInactive() bool { |
| return testEnv.DaemonInfo.Swarm.LocalNodeState == swarm.LocalNodeStateInactive |
| } |
| |
| func TODOBuildkit() bool { |
| return os.Getenv("DOCKER_BUILDKIT") == "" |
| } |
| |
| func DockerCLIVersion(t testing.TB) string { |
| out := cli.DockerCmd(t, "--version").Stdout() |
| version := strings.Fields(out) |
| if len(version) < 3 { |
| t.Fatal("unknown version output", version) |
| } |
| return version[2] |
| } |
| |
| // testRequires checks if the environment satisfies the requirements |
| // for the test to run or skips the tests. |
| func testRequires(t *testing.T, requirements ...requirement.Test) { |
| t.Helper() |
| requirement.Is(t, requirements...) |
| } |