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traefik/integration/integration_test.go
2020-10-09 09:32:03 +02:00

196 lines
4.9 KiB
Go

// This is the main file that sets up integration tests using go-check.
package integration
import (
"bytes"
"flag"
"fmt"
"io/ioutil"
"net"
"os"
"os/exec"
"path/filepath"
"strings"
"testing"
"text/template"
"time"
"github.com/fatih/structs"
"github.com/go-check/check"
compose "github.com/libkermit/compose/check"
"github.com/traefik/traefik/v2/pkg/log"
checker "github.com/vdemeester/shakers"
)
var (
integration = flag.Bool("integration", false, "run integration tests")
container = flag.Bool("container", false, "run container integration tests")
host = flag.Bool("host", false, "run host integration tests")
showLog = flag.Bool("tlog", false, "always show Traefik logs")
)
func Test(t *testing.T) {
if !*integration {
log.WithoutContext().Info("Integration tests disabled.")
return
}
if *container {
// tests launched from a container
check.Suite(&AccessLogSuite{})
check.Suite(&AcmeSuite{})
check.Suite(&EtcdSuite{})
check.Suite(&ConsulSuite{})
check.Suite(&ConsulCatalogSuite{})
check.Suite(&DockerComposeSuite{})
check.Suite(&DockerSuite{})
check.Suite(&ErrorPagesSuite{})
check.Suite(&FileSuite{})
check.Suite(&GRPCSuite{})
check.Suite(&HealthCheckSuite{})
check.Suite(&HeadersSuite{})
check.Suite(&HostResolverSuite{})
check.Suite(&HTTPSuite{})
check.Suite(&HTTPSSuite{})
check.Suite(&KeepAliveSuite{})
check.Suite(&LogRotationSuite{})
check.Suite(&MarathonSuite{})
check.Suite(&MarathonSuite15{})
check.Suite(&RateLimitSuite{})
check.Suite(&RedisSuite{})
check.Suite(&RestSuite{})
check.Suite(&RetrySuite{})
check.Suite(&SimpleSuite{})
check.Suite(&TimeoutSuite{})
check.Suite(&TLSClientHeadersSuite{})
check.Suite(&TracingSuite{})
check.Suite(&UDPSuite{})
check.Suite(&WebsocketSuite{})
check.Suite(&ZookeeperSuite{})
}
if *host {
// tests launched from the host
check.Suite(&K8sSuite{})
check.Suite(&ProxyProtocolSuite{})
check.Suite(&TCPSuite{})
}
check.TestingT(t)
}
var traefikBinary = "../dist/traefik"
type BaseSuite struct {
composeProject *compose.Project
}
func (s *BaseSuite) TearDownSuite(c *check.C) {
// shutdown and delete compose project
if s.composeProject != nil {
s.composeProject.Stop(c)
}
}
func (s *BaseSuite) createComposeProject(c *check.C, name string) {
projectName := fmt.Sprintf("integration-test-%s", name)
composeFile := fmt.Sprintf("resources/compose/%s.yml", name)
addrs, err := net.InterfaceAddrs()
c.Assert(err, checker.IsNil)
for _, addr := range addrs {
ip, _, err := net.ParseCIDR(addr.String())
c.Assert(err, checker.IsNil)
if !ip.IsLoopback() && ip.To4() != nil {
_ = os.Setenv("DOCKER_HOST_IP", ip.String())
break
}
}
s.composeProject = compose.CreateProject(c, projectName, composeFile)
}
func withConfigFile(file string) string {
return "--configFile=" + file
}
func (s *BaseSuite) cmdTraefik(args ...string) (*exec.Cmd, *bytes.Buffer) {
cmd := exec.Command(traefikBinary, args...)
var out bytes.Buffer
cmd.Stdout = &out
cmd.Stderr = &out
return cmd, &out
}
func (s *BaseSuite) killCmd(cmd *exec.Cmd) {
err := cmd.Process.Kill()
if err != nil {
log.WithoutContext().Errorf("Kill: %v", err)
}
time.Sleep(100 * time.Millisecond)
}
func (s *BaseSuite) traefikCmd(args ...string) (*exec.Cmd, func(*check.C)) {
cmd, out := s.cmdTraefik(args...)
return cmd, func(c *check.C) {
if c.Failed() || *showLog {
s.displayLogK3S(c)
s.displayTraefikLog(c, out)
}
}
}
func (s *BaseSuite) displayLogK3S(c *check.C) {
filePath := "./fixtures/k8s/config.skip/k3s.log"
if _, err := os.Stat(filePath); err == nil {
content, errR := ioutil.ReadFile(filePath)
if errR != nil {
log.WithoutContext().Error(errR)
}
log.WithoutContext().Println(string(content))
}
log.WithoutContext().Println()
log.WithoutContext().Println("################################")
log.WithoutContext().Println()
}
func (s *BaseSuite) displayTraefikLog(c *check.C, output *bytes.Buffer) {
if output == nil || output.Len() == 0 {
log.WithoutContext().Infof("%s: No Traefik logs.", c.TestName())
} else {
log.WithoutContext().Infof("%s: Traefik logs: ", c.TestName())
log.WithoutContext().Infof(output.String())
}
}
func (s *BaseSuite) getDockerHost() string {
dockerHost := os.Getenv("DOCKER_HOST")
if dockerHost == "" {
// Default docker socket
dockerHost = "unix:///var/run/docker.sock"
}
return dockerHost
}
func (s *BaseSuite) adaptFile(c *check.C, path string, tempObjects interface{}) string {
// Load file
tmpl, err := template.ParseFiles(path)
c.Assert(err, checker.IsNil)
folder, prefix := filepath.Split(path)
tmpFile, err := ioutil.TempFile(folder, strings.TrimSuffix(prefix, filepath.Ext(prefix))+"_*"+filepath.Ext(prefix))
c.Assert(err, checker.IsNil)
defer tmpFile.Close()
model := structs.Map(tempObjects)
model["SelfFilename"] = tmpFile.Name()
err = tmpl.ExecuteTemplate(tmpFile, prefix, model)
c.Assert(err, checker.IsNil)
err = tmpFile.Sync()
c.Assert(err, checker.IsNil)
return tmpFile.Name()
}