package main import ( "encoding/json" "fmt" "net" "strings" "github.com/docker/docker/integration-cli/checker" "github.com/docker/docker/integration-cli/daemon" testdaemon "github.com/docker/docker/internal/test/daemon" "github.com/go-check/check" ) // ensure docker info succeeds func (s *DockerSuite) TestInfoEnsureSucceeds(c *check.C) { out, _ := dockerCmd(c, "info") // always shown fields stringsToCheck := []string{ "ID:", "Containers:", " Running:", " Paused:", " Stopped:", "Images:", "OSType:", "Architecture:", "Logging Driver:", "Operating System:", "CPUs:", "Total Memory:", "Kernel Version:", "Storage Driver:", "Volume:", "Network:", "Live Restore Enabled:", } if testEnv.OSType == "linux" { stringsToCheck = append(stringsToCheck, "Init Binary:", "Security Options:", "containerd version:", "runc version:", "init version:") } if DaemonIsLinux() { stringsToCheck = append(stringsToCheck, "Runtimes:", "Default Runtime: runc") } if testEnv.DaemonInfo.ExperimentalBuild { stringsToCheck = append(stringsToCheck, "Experimental: true") } else { stringsToCheck = append(stringsToCheck, "Experimental: false") } for _, linePrefix := range stringsToCheck { c.Assert(out, checker.Contains, linePrefix, check.Commentf("couldn't find string %v in output", linePrefix)) } } // TestInfoFormat tests `docker info --format` func (s *DockerSuite) TestInfoFormat(c *check.C) { out, status := dockerCmd(c, "info", "--format", "{{json .}}") c.Assert(status, checker.Equals, 0) var m map[string]interface{} err := json.Unmarshal([]byte(out), &m) c.Assert(err, checker.IsNil) _, _, err = dockerCmdWithError("info", "--format", "{{.badString}}") c.Assert(err, checker.NotNil) } // TestInfoDiscoveryBackend verifies that a daemon run with `--cluster-advertise` and // `--cluster-store` properly show the backend's endpoint in info output. func (s *DockerSuite) TestInfoDiscoveryBackend(c *check.C) { testRequires(c, SameHostDaemon, DaemonIsLinux) d := daemon.New(c, dockerBinary, dockerdBinary, testdaemon.WithEnvironment(testEnv.Execution)) discoveryBackend := "consul://consuladdr:consulport/some/path" discoveryAdvertise := "1.1.1.1:2375" d.Start(c, fmt.Sprintf("--cluster-store=%s", discoveryBackend), fmt.Sprintf("--cluster-advertise=%s", discoveryAdvertise)) defer d.Stop(c) out, err := d.Cmd("info") c.Assert(err, checker.IsNil) c.Assert(out, checker.Contains, fmt.Sprintf("Cluster Store: %s\n", discoveryBackend)) c.Assert(out, checker.Contains, fmt.Sprintf("Cluster Advertise: %s\n", discoveryAdvertise)) } // TestInfoDiscoveryInvalidAdvertise verifies that a daemon run with // an invalid `--cluster-advertise` configuration func (s *DockerSuite) TestInfoDiscoveryInvalidAdvertise(c *check.C) { testRequires(c, SameHostDaemon, DaemonIsLinux) d := daemon.New(c, dockerBinary, dockerdBinary, testdaemon.WithEnvironment(testEnv.Execution)) discoveryBackend := "consul://consuladdr:consulport/some/path" // --cluster-advertise with an invalid string is an error err := d.StartWithError(fmt.Sprintf("--cluster-store=%s", discoveryBackend), "--cluster-advertise=invalid") c.Assert(err, checker.NotNil) // --cluster-advertise without --cluster-store is also an error err = d.StartWithError("--cluster-advertise=1.1.1.1:2375") c.Assert(err, checker.NotNil) } // TestInfoDiscoveryAdvertiseInterfaceName verifies that a daemon run with `--cluster-advertise` // configured with interface name properly show the advertise ip-address in info output. func (s *DockerSuite) TestInfoDiscoveryAdvertiseInterfaceName(c *check.C) { testRequires(c, SameHostDaemon, Network, DaemonIsLinux) d := daemon.New(c, dockerBinary, dockerdBinary, testdaemon.WithEnvironment(testEnv.Execution)) discoveryBackend := "consul://consuladdr:consulport/some/path" discoveryAdvertise := "eth0" d.Start(c, fmt.Sprintf("--cluster-store=%s", discoveryBackend), fmt.Sprintf("--cluster-advertise=%s:2375", discoveryAdvertise)) defer d.Stop(c) iface, err := net.InterfaceByName(discoveryAdvertise) c.Assert(err, checker.IsNil) addrs, err := iface.Addrs() c.Assert(err, checker.IsNil) c.Assert(len(addrs), checker.GreaterThan, 0) ip, _, err := net.ParseCIDR(addrs[0].String()) c.Assert(err, checker.IsNil) out, err := d.Cmd("info") c.Assert(err, checker.IsNil) c.Assert(out, checker.Contains, fmt.Sprintf("Cluster Store: %s\n", discoveryBackend)) c.Assert(out, checker.Contains, fmt.Sprintf("Cluster Advertise: %s:2375\n", ip.String())) } func (s *DockerSuite) TestInfoDisplaysRunningContainers(c *check.C) { testRequires(c, DaemonIsLinux) existing := existingContainerStates(c) dockerCmd(c, "run", "-d", "busybox", "top") out, _ := dockerCmd(c, "info") c.Assert(out, checker.Contains, fmt.Sprintf("Containers: %d\n", existing["Containers"]+1)) c.Assert(out, checker.Contains, fmt.Sprintf(" Running: %d\n", existing["ContainersRunning"]+1)) c.Assert(out, checker.Contains, fmt.Sprintf(" Paused: %d\n", existing["ContainersPaused"])) c.Assert(out, checker.Contains, fmt.Sprintf(" Stopped: %d\n", existing["ContainersStopped"])) } func (s *DockerSuite) TestInfoDisplaysPausedContainers(c *check.C) { testRequires(c, IsPausable) existing := existingContainerStates(c) out := runSleepingContainer(c, "-d") cleanedContainerID := strings.TrimSpace(out) dockerCmd(c, "pause", cleanedContainerID) out, _ = dockerCmd(c, "info") c.Assert(out, checker.Contains, fmt.Sprintf("Containers: %d\n", existing["Containers"]+1)) c.Assert(out, checker.Contains, fmt.Sprintf(" Running: %d\n", existing["ContainersRunning"])) c.Assert(out, checker.Contains, fmt.Sprintf(" Paused: %d\n", existing["ContainersPaused"]+1)) c.Assert(out, checker.Contains, fmt.Sprintf(" Stopped: %d\n", existing["ContainersStopped"])) } func (s *DockerSuite) TestInfoDisplaysStoppedContainers(c *check.C) { testRequires(c, DaemonIsLinux) existing := existingContainerStates(c) out, _ := dockerCmd(c, "run", "-d", "busybox", "top") cleanedContainerID := strings.TrimSpace(out) dockerCmd(c, "stop", cleanedContainerID) out, _ = dockerCmd(c, "info") c.Assert(out, checker.Contains, fmt.Sprintf("Containers: %d\n", existing["Containers"]+1)) c.Assert(out, checker.Contains, fmt.Sprintf(" Running: %d\n", existing["ContainersRunning"])) c.Assert(out, checker.Contains, fmt.Sprintf(" Paused: %d\n", existing["ContainersPaused"])) c.Assert(out, checker.Contains, fmt.Sprintf(" Stopped: %d\n", existing["ContainersStopped"]+1)) } func (s *DockerSuite) TestInfoDebug(c *check.C) { testRequires(c, SameHostDaemon, DaemonIsLinux) d := daemon.New(c, dockerBinary, dockerdBinary, testdaemon.WithEnvironment(testEnv.Execution)) d.Start(c, "--debug") defer d.Stop(c) out, err := d.Cmd("--debug", "info") c.Assert(err, checker.IsNil) c.Assert(out, checker.Contains, "Debug Mode (client): true\n") c.Assert(out, checker.Contains, "Debug Mode (server): true\n") c.Assert(out, checker.Contains, "File Descriptors") c.Assert(out, checker.Contains, "Goroutines") c.Assert(out, checker.Contains, "System Time") c.Assert(out, checker.Contains, "EventsListeners") c.Assert(out, checker.Contains, "Docker Root Dir") } func (s *DockerSuite) TestInsecureRegistries(c *check.C) { testRequires(c, SameHostDaemon, DaemonIsLinux) registryCIDR := "192.168.1.0/24" registryHost := "insecurehost.com:5000" d := daemon.New(c, dockerBinary, dockerdBinary, testdaemon.WithEnvironment(testEnv.Execution)) d.Start(c, "--insecure-registry="+registryCIDR, "--insecure-registry="+registryHost) defer d.Stop(c) out, err := d.Cmd("info") c.Assert(err, checker.IsNil) c.Assert(out, checker.Contains, "Insecure Registries:\n") c.Assert(out, checker.Contains, fmt.Sprintf(" %s\n", registryHost)) c.Assert(out, checker.Contains, fmt.Sprintf(" %s\n", registryCIDR)) } func (s *DockerDaemonSuite) TestRegistryMirrors(c *check.C) { testRequires(c, SameHostDaemon, DaemonIsLinux) registryMirror1 := "https://192.168.1.2" registryMirror2 := "http://registry.mirror.com:5000" s.d.Start(c, "--registry-mirror="+registryMirror1, "--registry-mirror="+registryMirror2) out, err := s.d.Cmd("info") c.Assert(err, checker.IsNil) c.Assert(out, checker.Contains, "Registry Mirrors:\n") c.Assert(out, checker.Contains, fmt.Sprintf(" %s", registryMirror1)) c.Assert(out, checker.Contains, fmt.Sprintf(" %s", registryMirror2)) } func existingContainerStates(c *check.C) map[string]int { out, _ := dockerCmd(c, "info", "--format", "{{json .}}") var m map[string]interface{} err := json.Unmarshal([]byte(out), &m) c.Assert(err, checker.IsNil) res := map[string]int{} res["Containers"] = int(m["Containers"].(float64)) res["ContainersRunning"] = int(m["ContainersRunning"].(float64)) res["ContainersPaused"] = int(m["ContainersPaused"].(float64)) res["ContainersStopped"] = int(m["ContainersStopped"].(float64)) return res }