traefik/integration/retry_test.go

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package integration
import (
"net/http"
"os"
"time"
"github.com/go-check/check"
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"github.com/gorilla/websocket"
"github.com/traefik/traefik/v2/integration/try"
checker "github.com/vdemeester/shakers"
)
type RetrySuite struct{ BaseSuite }
func (s *RetrySuite) SetUpSuite(c *check.C) {
s.createComposeProject(c, "retry")
s.composeProject.Start(c)
}
func (s *RetrySuite) TestRetry(c *check.C) {
whoamiEndpoint := s.composeProject.Container(c, "whoami").NetworkSettings.IPAddress
file := s.adaptFile(c, "fixtures/retry/simple.toml", struct {
WhoamiEndpoint string
}{whoamiEndpoint})
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()
err = try.GetRequest("http://127.0.0.1:8080/api/rawdata", 60*time.Second, try.BodyContains("PathPrefix(`/`)"))
c.Assert(err, checker.IsNil)
// This simulates a DialTimeout when connecting to the backend server.
response, err := http.Get("http://127.0.0.1:8000/")
c.Assert(err, checker.IsNil)
c.Assert(response.StatusCode, checker.Equals, http.StatusOK)
}
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func (s *RetrySuite) TestRetryWebsocket(c *check.C) {
whoamiEndpoint := s.composeProject.Container(c, "whoami").NetworkSettings.IPAddress
file := s.adaptFile(c, "fixtures/retry/simple.toml", struct {
WhoamiEndpoint string
}{whoamiEndpoint})
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()
err = try.GetRequest("http://127.0.0.1:8080/api/rawdata", 60*time.Second, try.BodyContains("PathPrefix(`/`)"))
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c.Assert(err, checker.IsNil)
// This simulates a DialTimeout when connecting to the backend server.
_, response, err := websocket.DefaultDialer.Dial("ws://127.0.0.1:8000/echo", nil)
c.Assert(err, checker.IsNil)
c.Assert(response.StatusCode, checker.Equals, http.StatusSwitchingProtocols)
_, response, err = websocket.DefaultDialer.Dial("ws://127.0.0.1:8000/echo", nil)
c.Assert(err, checker.IsNil)
c.Assert(response.StatusCode, checker.Equals, http.StatusSwitchingProtocols)
}