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traefik/integration/retry_test.go
2024-01-10 14:08:30 +01:00

104 lines
3.2 KiB
Go

package integration
import (
"io"
"net/http"
"testing"
"time"
"github.com/gorilla/websocket"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
"github.com/stretchr/testify/suite"
"github.com/traefik/traefik/v3/integration/try"
)
type RetrySuite struct {
BaseSuite
whoamiIP string
}
func TestRetrySuite(t *testing.T) {
suite.Run(t, new(RetrySuite))
}
func (s *RetrySuite) SetupSuite() {
s.BaseSuite.SetupSuite()
s.createComposeProject("retry")
s.composeUp()
s.whoamiIP = s.getComposeServiceIP("whoami")
}
func (s *RetrySuite) TearDownSuite() {
s.BaseSuite.TearDownSuite()
}
func (s *RetrySuite) TestRetry() {
file := s.adaptFile("fixtures/retry/simple.toml", struct{ WhoamiIP string }{s.whoamiIP})
s.traefikCmd(withConfigFile(file))
err := try.GetRequest("http://127.0.0.1:8080/api/rawdata", 60*time.Second, try.BodyContains("PathPrefix(`/`)"))
require.NoError(s.T(), err)
response, err := http.Get("http://127.0.0.1:8000/")
require.NoError(s.T(), err)
// The test only verifies that the retry middleware makes sure that the working service is eventually reached.
assert.Equal(s.T(), http.StatusOK, response.StatusCode)
}
func (s *RetrySuite) TestRetryBackoff() {
file := s.adaptFile("fixtures/retry/backoff.toml", struct{ WhoamiIP string }{s.whoamiIP})
s.traefikCmd(withConfigFile(file))
err := try.GetRequest("http://127.0.0.1:8080/api/rawdata", 60*time.Second, try.BodyContains("PathPrefix(`/`)"))
require.NoError(s.T(), err)
response, err := http.Get("http://127.0.0.1:8000/")
require.NoError(s.T(), err)
// The test only verifies that the retry middleware allows finally to reach the working service.
assert.Equal(s.T(), http.StatusOK, response.StatusCode)
}
func (s *RetrySuite) TestRetryWebsocket() {
file := s.adaptFile("fixtures/retry/simple.toml", struct{ WhoamiIP string }{s.whoamiIP})
s.traefikCmd(withConfigFile(file))
err := try.GetRequest("http://127.0.0.1:8080/api/rawdata", 60*time.Second, try.BodyContains("PathPrefix(`/`)"))
require.NoError(s.T(), err)
// The test only verifies that the retry middleware makes sure that the working service is eventually reached.
_, response, err := websocket.DefaultDialer.Dial("ws://127.0.0.1:8000/echo", nil)
require.NoError(s.T(), err)
assert.Equal(s.T(), http.StatusSwitchingProtocols, response.StatusCode)
// The test verifies a second time that the working service is eventually reached.
_, response, err = websocket.DefaultDialer.Dial("ws://127.0.0.1:8000/echo", nil)
require.NoError(s.T(), err)
assert.Equal(s.T(), http.StatusSwitchingProtocols, response.StatusCode)
}
func (s *RetrySuite) TestRetryWithStripPrefix() {
file := s.adaptFile("fixtures/retry/strip_prefix.toml", struct{ WhoamiIP string }{s.whoamiIP})
s.traefikCmd(withConfigFile(file))
err := try.GetRequest("http://127.0.0.1:8080/api/rawdata", 60*time.Second, try.BodyContains("PathPrefix(`/`)"))
require.NoError(s.T(), err)
response, err := http.Get("http://127.0.0.1:8000/test")
require.NoError(s.T(), err)
body, err := io.ReadAll(response.Body)
require.NoError(s.T(), err)
assert.Contains(s.T(), string(body), "GET / HTTP/1.1")
assert.Contains(s.T(), string(body), "X-Forwarded-Prefix: /test")
}