package integration import ( "net/http" "net/http/httptest" "os" "time" "github.com/go-check/check" "github.com/traefik/traefik/v3/integration/try" checker "github.com/vdemeester/shakers" ) // ErrorPagesSuite test suites. type ErrorPagesSuite struct { BaseSuite ErrorPageIP string BackendIP string } func (s *ErrorPagesSuite) SetUpSuite(c *check.C) { s.createComposeProject(c, "error_pages") s.composeUp(c) s.ErrorPageIP = s.getComposeServiceIP(c, "nginx2") s.BackendIP = s.getComposeServiceIP(c, "nginx1") } func (s *ErrorPagesSuite) TestSimpleConfiguration(c *check.C) { file := s.adaptFile(c, "fixtures/error_pages/simple.toml", struct { Server1 string Server2 string }{"http://" + s.BackendIP + ":80", s.ErrorPageIP}) defer os.Remove(file) cmd, display := s.traefikCmd(withConfigFile(file)) defer display(c) err := cmd.Start() c.Assert(err, checker.IsNil) defer s.killCmd(cmd) frontendReq, err := http.NewRequest(http.MethodGet, "http://127.0.0.1:8080", nil) c.Assert(err, checker.IsNil) frontendReq.Host = "test.local" err = try.Request(frontendReq, 2*time.Second, try.BodyContains("nginx")) c.Assert(err, checker.IsNil) } func (s *ErrorPagesSuite) TestErrorPage(c *check.C) { // error.toml contains a mis-configuration of the backend host file := s.adaptFile(c, "fixtures/error_pages/error.toml", struct { Server1 string Server2 string }{s.BackendIP, s.ErrorPageIP}) defer os.Remove(file) cmd, display := s.traefikCmd(withConfigFile(file)) defer display(c) err := cmd.Start() c.Assert(err, checker.IsNil) defer s.killCmd(cmd) frontendReq, err := http.NewRequest(http.MethodGet, "http://127.0.0.1:8080", nil) c.Assert(err, checker.IsNil) frontendReq.Host = "test.local" err = try.Request(frontendReq, 2*time.Second, try.BodyContains("An error occurred.")) c.Assert(err, checker.IsNil) } func (s *ErrorPagesSuite) TestErrorPageFlush(c *check.C) { srv := httptest.NewServer(http.HandlerFunc(func(rw http.ResponseWriter, r *http.Request) { rw.Header().Add("Transfer-Encoding", "chunked") rw.WriteHeader(http.StatusInternalServerError) _, _ = rw.Write([]byte("KO")) })) file := s.adaptFile(c, "fixtures/error_pages/simple.toml", struct { Server1 string Server2 string }{srv.URL, s.ErrorPageIP}) defer os.Remove(file) cmd, display := s.traefikCmd(withConfigFile(file)) defer display(c) err := cmd.Start() c.Assert(err, checker.IsNil) defer s.killCmd(cmd) frontendReq, err := http.NewRequest(http.MethodGet, "http://127.0.0.1:8080", nil) c.Assert(err, checker.IsNil) frontendReq.Host = "test.local" err = try.Request(frontendReq, 2*time.Second, try.BodyContains("An error occurred."), try.HasHeaderValue("Content-Type", "text/html", true), ) c.Assert(err, checker.IsNil) }