package integration import ( "fmt" "net/http" "os" "strings" "syscall" "time" "github.com/containous/traefik/integration/try" "github.com/go-check/check" checker "github.com/vdemeester/shakers" ) // SimpleSuite type SimpleSuite struct{ BaseSuite } func (s *SimpleSuite) TestInvalidConfigShouldFail(c *check.C) { cmd, output := s.cmdTraefik(withConfigFile("fixtures/invalid_configuration.toml")) err := cmd.Start() c.Assert(err, checker.IsNil) defer cmd.Process.Kill() err = try.Do(500*time.Millisecond, func() error { expected := "Near line 0 (last key parsed ''): bare keys cannot contain '{'" actual := output.String() if !strings.Contains(actual, expected) { return fmt.Errorf("Got %s, wanted %s", actual, expected) } return nil }) c.Assert(err, checker.IsNil) } func (s *SimpleSuite) TestSimpleDefaultConfig(c *check.C) { cmd, _ := s.cmdTraefik(withConfigFile("fixtures/simple_default.toml")) 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/", 1*time.Second, try.StatusCodeIs(http.StatusNotFound)) c.Assert(err, checker.IsNil) } func (s *SimpleSuite) TestWithWebConfig(c *check.C) { cmd, _ := s.cmdTraefik(withConfigFile("fixtures/simple_web.toml")) err := cmd.Start() c.Assert(err, checker.IsNil) defer cmd.Process.Kill() err = try.GetRequest("http://127.0.0.1:8080/api", 1*time.Second, try.StatusCodeIs(http.StatusOK)) c.Assert(err, checker.IsNil) } func (s *SimpleSuite) TestDefaultEntryPoints(c *check.C) { cmd, output := s.cmdTraefik("--debug") err := cmd.Start() c.Assert(err, checker.IsNil) defer cmd.Process.Kill() err = try.Do(500*time.Millisecond, func() error { expected := "\"DefaultEntryPoints\":[\"http\"]" actual := output.String() if !strings.Contains(actual, expected) { return fmt.Errorf("Got %s, wanted %s", actual, expected) } return nil }) c.Assert(err, checker.IsNil) } func (s *SimpleSuite) TestPrintHelp(c *check.C) { cmd, output := s.cmdTraefik("--help") err := cmd.Start() c.Assert(err, checker.IsNil) defer cmd.Process.Kill() err = try.Do(500*time.Millisecond, func() error { expected := "Usage:" notExpected := "panic:" actual := output.String() if strings.Contains(actual, notExpected) { return fmt.Errorf("Got %s", actual) } if !strings.Contains(actual, expected) { return fmt.Errorf("Got %s, wanted %s", actual, expected) } return nil }) c.Assert(err, checker.IsNil) } func (s *SimpleSuite) TestRequestAcceptGraceTimeout(c *check.C) { s.createComposeProject(c, "reqacceptgrace") s.composeProject.Start(c) whoami := "http://" + s.composeProject.Container(c, "whoami").NetworkSettings.IPAddress + ":80" file := s.adaptFile(c, "fixtures/reqacceptgrace.toml", struct { Server string }{whoami}) 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() // Wait for Traefik to turn ready. err = try.GetRequest("http://127.0.0.1:8000/", 2*time.Second, try.StatusCodeIs(http.StatusNotFound)) c.Assert(err, checker.IsNil) // Make sure exposed service is ready. err = try.GetRequest("http://127.0.0.1:8000/service", 3*time.Second, try.StatusCodeIs(http.StatusOK)) c.Assert(err, checker.IsNil) // Send SIGTERM to Traefik. proc, err := os.FindProcess(cmd.Process.Pid) c.Assert(err, checker.IsNil) err = proc.Signal(syscall.SIGTERM) c.Assert(err, checker.IsNil) // Give Traefik time to process the SIGTERM and send a request half-way // into the request accepting grace period, by which requests should // still get served. time.Sleep(5 * time.Second) resp, err := http.Get("http://127.0.0.1:8000/service") c.Assert(err, checker.IsNil) defer resp.Body.Close() c.Assert(resp.StatusCode, checker.Equals, http.StatusOK) // Expect Traefik to shut down gracefully once the request accepting grace // period has elapsed. waitErr := make(chan error) go func() { waitErr <- cmd.Wait() }() select { case err := <-waitErr: c.Assert(err, checker.IsNil) case <-time.After(10 * time.Second): // By now we are ~5 seconds out of the request accepting grace period // (start + 5 seconds sleep prior to the mid-grace period request + // 10 seconds timeout = 15 seconds > 10 seconds grace period). // Something must have gone wrong if we still haven't terminated at // this point. c.Fatal("Traefik did not terminate in time") } }