package integration import ( "encoding/json" "fmt" "io/ioutil" "net/http" "os" "strings" "time" "github.com/containous/traefik/v2/integration/try" "github.com/docker/docker/pkg/namesgenerator" "github.com/go-check/check" d "github.com/libkermit/docker" "github.com/libkermit/docker-check" checker "github.com/vdemeester/shakers" ) // Images to have or pull before the build in order to make it work. // FIXME handle this offline but loading them before build. var RequiredImages = map[string]string{ "swarm": "1.0.0", "containous/whoami": "latest", } // Docker tests suite. type DockerSuite struct { BaseSuite project *docker.Project } func (s *DockerSuite) startContainer(c *check.C, image string, args ...string) string { return s.startContainerWithConfig(c, image, d.ContainerConfig{ Cmd: args, }) } func (s *DockerSuite) startContainerWithLabels(c *check.C, image string, labels map[string]string, args ...string) string { return s.startContainerWithConfig(c, image, d.ContainerConfig{ Cmd: args, Labels: labels, }) } func (s *DockerSuite) startContainerWithNameAndLabels(c *check.C, name, image string, labels map[string]string, args ...string) string { return s.startContainerWithConfig(c, image, d.ContainerConfig{ Name: name, Cmd: args, Labels: labels, }) } func (s *DockerSuite) startContainerWithConfig(c *check.C, image string, config d.ContainerConfig) string { if config.Name == "" { config.Name = namesgenerator.GetRandomName(10) } container := s.project.StartWithConfig(c, image, config) // FIXME(vdemeester) this is ugly (it's because of the / in front of the name in docker..) return strings.SplitAfter(container.Name, "/")[1] } func (s *DockerSuite) stopAndRemoveContainerByName(c *check.C, name string) { s.project.Stop(c, name) s.project.Remove(c, name) } func (s *DockerSuite) SetUpSuite(c *check.C) { project := docker.NewProjectFromEnv(c) s.project = project // Pull required images for repository, tag := range RequiredImages { image := fmt.Sprintf("%s:%s", repository, tag) s.project.Pull(c, image) } } func (s *DockerSuite) TearDownTest(c *check.C) { s.project.Clean(c, os.Getenv("CIRCLECI") != "") // FIXME } func (s *DockerSuite) TestSimpleConfiguration(c *check.C) { tempObjects := struct { DockerHost string DefaultRule string }{ DockerHost: s.getDockerHost(), DefaultRule: "Host(`{{ normalize .Name }}.docker.localhost`)", } file := s.adaptFile(c, "fixtures/docker/simple.toml", tempObjects) defer os.Remove(file) cmd, display := s.traefikCmd(withConfigFile(file)) defer display(c) err := cmd.Start() c.Assert(err, checker.IsNil) defer cmd.Process.Kill() // TODO validate : run on 80 // Expected a 404 as we did not configure anything err = try.GetRequest("http://127.0.0.1:8000/", 500*time.Millisecond, try.StatusCodeIs(http.StatusNotFound)) c.Assert(err, checker.IsNil) } func (s *DockerSuite) TestDefaultDockerContainers(c *check.C) { tempObjects := struct { DockerHost string DefaultRule string }{ DockerHost: s.getDockerHost(), DefaultRule: "Host(`{{ normalize .Name }}.docker.localhost`)", } file := s.adaptFile(c, "fixtures/docker/simple.toml", tempObjects) defer os.Remove(file) name := s.startContainer(c, "swarm:1.0.0", "manage", "token://blablabla") // Start traefik cmd, display := s.traefikCmd(withConfigFile(file)) defer display(c) err := cmd.Start() c.Assert(err, checker.IsNil) defer cmd.Process.Kill() req, err := http.NewRequest(http.MethodGet, "http://127.0.0.1:8000/version", nil) c.Assert(err, checker.IsNil) req.Host = fmt.Sprintf("%s.docker.localhost", strings.Replace(name, "_", "-", -1)) // FIXME Need to wait than 500 milliseconds more (for swarm or traefik to boot up ?) resp, err := try.ResponseUntilStatusCode(req, 1500*time.Millisecond, http.StatusOK) c.Assert(err, checker.IsNil) body, err := ioutil.ReadAll(resp.Body) c.Assert(err, checker.IsNil) var version map[string]interface{} c.Assert(json.Unmarshal(body, &version), checker.IsNil) c.Assert(version["Version"], checker.Equals, "swarm/1.0.0") } func (s *DockerSuite) TestDockerContainersWithTCPLabels(c *check.C) { tempObjects := struct { DockerHost string DefaultRule string }{ DockerHost: s.getDockerHost(), DefaultRule: "Host(`{{ normalize .Name }}.docker.localhost`)", } file := s.adaptFile(c, "fixtures/docker/simple.toml", tempObjects) defer os.Remove(file) // Start a container with some labels labels := map[string]string{ "traefik.tcp.Routers.Super.Rule": "HostSNI(`my.super.host`)", "traefik.tcp.Routers.Super.tls": "true", "traefik.tcp.Services.Super.Loadbalancer.server.port": "8080", } s.startContainerWithLabels(c, "containous/whoamitcp", labels, "-name", "my.super.host") // Start traefik cmd, display := s.traefikCmd(withConfigFile(file)) defer display(c) err := cmd.Start() c.Assert(err, checker.IsNil) defer cmd.Process.Kill() err = try.GetRequest("http://127.0.0.1:8080/api/rawdata", 500*time.Millisecond, try.StatusCodeIs(http.StatusOK), try.BodyContains("HostSNI(`my.super.host`)")) c.Assert(err, checker.IsNil) who, err := guessWho("127.0.0.1:8000", "my.super.host", true) c.Assert(err, checker.IsNil) c.Assert(who, checker.Contains, "my.super.host") } func (s *DockerSuite) TestDockerContainersWithLabels(c *check.C) { tempObjects := struct { DockerHost string DefaultRule string }{ DockerHost: s.getDockerHost(), DefaultRule: "Host(`{{ normalize .Name }}.docker.localhost`)", } file := s.adaptFile(c, "fixtures/docker/simple.toml", tempObjects) defer os.Remove(file) // Start a container with some labels labels := map[string]string{ "traefik.http.Routers.Super.Rule": "Host(`my.super.host`)", } s.startContainerWithLabels(c, "swarm:1.0.0", labels, "manage", "token://blabla") // Start another container by replacing a '.' by a '-' labels = map[string]string{ "traefik.http.Routers.SuperHost.Rule": "Host(`my-super.host`)", } s.startContainerWithLabels(c, "swarm:1.0.0", labels, "manage", "token://blablabla") // Start traefik cmd, display := s.traefikCmd(withConfigFile(file)) defer display(c) err := cmd.Start() c.Assert(err, checker.IsNil) defer cmd.Process.Kill() req, err := http.NewRequest(http.MethodGet, "http://127.0.0.1:8000/version", nil) c.Assert(err, checker.IsNil) req.Host = "my-super.host" // FIXME Need to wait than 500 milliseconds more (for swarm or traefik to boot up ?) _, err = try.ResponseUntilStatusCode(req, 1500*time.Millisecond, http.StatusOK) c.Assert(err, checker.IsNil) req, err = http.NewRequest(http.MethodGet, "http://127.0.0.1:8000/version", nil) c.Assert(err, checker.IsNil) req.Host = "my.super.host" // FIXME Need to wait than 500 milliseconds more (for swarm or traefik to boot up ?) resp, err := try.ResponseUntilStatusCode(req, 1500*time.Millisecond, http.StatusOK) c.Assert(err, checker.IsNil) body, err := ioutil.ReadAll(resp.Body) c.Assert(err, checker.IsNil) var version map[string]interface{} c.Assert(json.Unmarshal(body, &version), checker.IsNil) c.Assert(version["Version"], checker.Equals, "swarm/1.0.0") } func (s *DockerSuite) TestDockerContainersWithOneMissingLabels(c *check.C) { tempObjects := struct { DockerHost string DefaultRule string }{ DockerHost: s.getDockerHost(), DefaultRule: "Host(`{{ normalize .Name }}.docker.localhost`)", } file := s.adaptFile(c, "fixtures/docker/simple.toml", tempObjects) defer os.Remove(file) // Start a container with some labels labels := map[string]string{ "traefik.random.value": "my.super.host", } s.startContainerWithLabels(c, "swarm:1.0.0", labels, "manage", "token://blabla") // Start traefik cmd, display := s.traefikCmd(withConfigFile(file)) defer display(c) err := cmd.Start() c.Assert(err, checker.IsNil) defer cmd.Process.Kill() req, err := http.NewRequest(http.MethodGet, "http://127.0.0.1:8000/version", nil) c.Assert(err, checker.IsNil) req.Host = "my.super.host" // FIXME Need to wait than 500 milliseconds more (for swarm or traefik to boot up ?) // TODO validate : run on 80 // Expected a 404 as we did not configure anything err = try.Request(req, 1500*time.Millisecond, try.StatusCodeIs(http.StatusNotFound)) c.Assert(err, checker.IsNil) } func (s *DockerSuite) TestRestartDockerContainers(c *check.C) { tempObjects := struct { DockerHost string DefaultRule string }{ DockerHost: s.getDockerHost(), DefaultRule: "Host(`{{ normalize .Name }}.docker.localhost`)", } file := s.adaptFile(c, "fixtures/docker/simple.toml", tempObjects) defer os.Remove(file) // Start a container with some labels labels := map[string]string{ "traefik.http.Routers.Super.Rule": "Host(`my.super.host`)", "traefik.http.Services.powpow.LoadBalancer.server.Port": "2375", } s.startContainerWithNameAndLabels(c, "powpow", "swarm:1.0.0", labels, "manage", "token://blabla") // Start traefik cmd, display := s.traefikCmd(withConfigFile(file)) defer display(c) err := cmd.Start() c.Assert(err, checker.IsNil) defer cmd.Process.Kill() req, err := http.NewRequest(http.MethodGet, "http://127.0.0.1:8000/version", nil) c.Assert(err, checker.IsNil) req.Host = "my.super.host" // FIXME Need to wait than 500 milliseconds more (for swarm or traefik to boot up ?) resp, err := try.ResponseUntilStatusCode(req, 1500*time.Millisecond, http.StatusOK) c.Assert(err, checker.IsNil) body, err := ioutil.ReadAll(resp.Body) c.Assert(err, checker.IsNil) var version map[string]interface{} c.Assert(json.Unmarshal(body, &version), checker.IsNil) c.Assert(version["Version"], checker.Equals, "swarm/1.0.0") err = try.GetRequest("http://127.0.0.1:8080/api/rawdata", 60*time.Second, try.BodyContains("powpow")) c.Assert(err, checker.IsNil) s.stopAndRemoveContainerByName(c, "powpow") defer s.project.Remove(c, "powpow") time.Sleep(5 * time.Second) err = try.GetRequest("http://127.0.0.1:8080/api/rawdata", 10*time.Second, try.BodyContains("powpow")) c.Assert(err, checker.NotNil) s.startContainerWithNameAndLabels(c, "powpow", "swarm:1.0.0", labels, "manage", "token://blabla") err = try.GetRequest("http://127.0.0.1:8080/api/rawdata", 60*time.Second, try.BodyContains("powpow")) c.Assert(err, checker.IsNil) }