package main import ( "github.com/go-check/check" "net/http" "os/exec" "time" checker "github.com/vdemeester/shakers" "errors" "fmt" "github.com/containous/traefik/integration/utils" "github.com/docker/libkv" "github.com/docker/libkv/store" "github.com/docker/libkv/store/etcd" "io/ioutil" "os" "strings" ) // Etcd test suites (using libcompose) type EtcdSuite struct { BaseSuite kv store.Store } func (s *EtcdSuite) SetUpSuite(c *check.C) { s.createComposeProject(c, "etcd") s.composeProject.Start(c) etcd.Register() url := s.composeProject.Container(c, "etcd").NetworkSettings.IPAddress + ":2379" kv, err := libkv.NewStore( store.ETCD, []string{url}, &store.Config{ ConnectionTimeout: 10 * time.Second, }, ) if err != nil { c.Fatal("Cannot create store etcd") } s.kv = kv // wait for etcd err = utils.Try(60*time.Second, func() error { _, err := kv.Exists("test") if err != nil { return fmt.Errorf("Etcd connection error to %s: %v", url, err) } return nil }) c.Assert(err, checker.IsNil) } func (s *EtcdSuite) TestSimpleConfiguration(c *check.C) { etcdHost := s.composeProject.Container(c, "etcd").NetworkSettings.IPAddress file := s.adaptFile(c, "fixtures/etcd/simple.toml", struct{ EtcdHost string }{etcdHost}) defer os.Remove(file) cmd := exec.Command(traefikBinary, "--configFile="+file) err := cmd.Start() c.Assert(err, checker.IsNil) defer cmd.Process.Kill() time.Sleep(1000 * time.Millisecond) // TODO validate : run on 80 resp, err := http.Get("http://127.0.0.1:8000/") // Expected a 404 as we did not configure anything c.Assert(err, checker.IsNil) c.Assert(resp.StatusCode, checker.Equals, 404) } func (s *EtcdSuite) TestNominalConfiguration(c *check.C) { etcdHost := s.composeProject.Container(c, "etcd").NetworkSettings.IPAddress file := s.adaptFile(c, "fixtures/etcd/simple.toml", struct{ EtcdHost string }{etcdHost}) defer os.Remove(file) cmd := exec.Command(traefikBinary, "--configFile="+file) err := cmd.Start() c.Assert(err, checker.IsNil) defer cmd.Process.Kill() whoami1 := s.composeProject.Container(c, "whoami1") whoami2 := s.composeProject.Container(c, "whoami2") whoami3 := s.composeProject.Container(c, "whoami3") whoami4 := s.composeProject.Container(c, "whoami4") backend1 := map[string]string{ "/traefik/backends/backend1/circuitbreaker/expression": "NetworkErrorRatio() > 0.5", "/traefik/backends/backend1/servers/server1/url": "http://" + whoami1.NetworkSettings.IPAddress + ":80", "/traefik/backends/backend1/servers/server1/weight": "10", "/traefik/backends/backend1/servers/server2/url": "http://" + whoami2.NetworkSettings.IPAddress + ":80", "/traefik/backends/backend1/servers/server2/weight": "1", } backend2 := map[string]string{ "/traefik/backends/backend2/loadbalancer/method": "drr", "/traefik/backends/backend2/servers/server1/url": "http://" + whoami3.NetworkSettings.IPAddress + ":80", "/traefik/backends/backend2/servers/server1/weight": "1", "/traefik/backends/backend2/servers/server2/url": "http://" + whoami4.NetworkSettings.IPAddress + ":80", "/traefik/backends/backend2/servers/server2/weight": "2", } frontend1 := map[string]string{ "/traefik/frontends/frontend1/backend": "backend2", "/traefik/frontends/frontend1/entrypoints": "http", "/traefik/frontends/frontend1/priority": "1", "/traefik/frontends/frontend1/routes/test_1/rule": "Host:test.localhost", } frontend2 := map[string]string{ "/traefik/frontends/frontend2/backend": "backend1", "/traefik/frontends/frontend2/entrypoints": "http", "/traefik/frontends/frontend2/priority": "10", "/traefik/frontends/frontend2/routes/test_2/rule": "Path:/test", } for key, value := range backend1 { err := s.kv.Put(key, []byte(value), nil) c.Assert(err, checker.IsNil) } for key, value := range backend2 { err := s.kv.Put(key, []byte(value), nil) c.Assert(err, checker.IsNil) } for key, value := range frontend1 { err := s.kv.Put(key, []byte(value), nil) c.Assert(err, checker.IsNil) } for key, value := range frontend2 { err := s.kv.Put(key, []byte(value), nil) c.Assert(err, checker.IsNil) } // wait for etcd err = utils.Try(60*time.Second, func() error { _, err := s.kv.Exists("/traefik/frontends/frontend2/routes/test_2/rule") if err != nil { return err } return nil }) c.Assert(err, checker.IsNil) // wait for traefik err = utils.TryRequest("http://127.0.0.1:8081/api/providers", 60*time.Second, func(res *http.Response) error { body, err := ioutil.ReadAll(res.Body) if err != nil { return err } if !strings.Contains(string(body), "Path:/test") { return errors.New("Incorrect traefik config") } return nil }) c.Assert(err, checker.IsNil) client := &http.Client{} req, err := http.NewRequest("GET", "http://127.0.0.1:8000/", nil) c.Assert(err, checker.IsNil) req.Host = "test.localhost" response, err := client.Do(req) c.Assert(err, checker.IsNil) c.Assert(response.StatusCode, checker.Equals, 200) body, err := ioutil.ReadAll(response.Body) c.Assert(err, checker.IsNil) if !strings.Contains(string(body), whoami3.NetworkSettings.IPAddress) && !strings.Contains(string(body), whoami4.NetworkSettings.IPAddress) { c.Fail() } req, err = http.NewRequest("GET", "http://127.0.0.1:8000/test", nil) c.Assert(err, checker.IsNil) response, err = client.Do(req) c.Assert(err, checker.IsNil) c.Assert(response.StatusCode, checker.Equals, 200) body, err = ioutil.ReadAll(response.Body) c.Assert(err, checker.IsNil) if !strings.Contains(string(body), whoami1.NetworkSettings.IPAddress) && !strings.Contains(string(body), whoami2.NetworkSettings.IPAddress) { c.Fail() } req, err = http.NewRequest("GET", "http://127.0.0.1:8000/test2", nil) req.Host = "test2.localhost" resp, err := client.Do(req) c.Assert(err, checker.IsNil) c.Assert(resp.StatusCode, checker.Equals, 404) req, err = http.NewRequest("GET", "http://127.0.0.1:8000/", nil) resp, err = client.Do(req) c.Assert(err, checker.IsNil) c.Assert(resp.StatusCode, checker.Equals, 404) }