traefik/integration/basic_test.go

164 lines
4.5 KiB
Go

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")
}
}