Use libkermit for integration test

Using the compose package for starting and stopping project.

glide.lock

@@ -1,5 +1,5 @@
-hash: 6f5b6e92b805fed0bb6a5bfe411b5ca501bc04accebeb739cec039e6499271e2
+hash: 7734b691c46b399a06cdcaa5d7feb77ea32e350cd4ff04dcbc73c06ef22468e6
-updated: 2016-03-16T13:22:21.850972237+01:00
+updated: 2016-03-27T19:57:17.213688266+02:00
 imports:
 - name: github.com/alecthomas/template
   version: b867cc6ab45cece8143cfcc6fc9c77cf3f2c23c0
@@ -79,7 +79,7 @@ imports:
   - utils
   - volume
 - name: github.com/docker/libcompose
-  version: d3089811c119a211469a9cc93caea684d937e5d3
+  version: e290a513ba909ca3afefd5cd611f3a3fe56f6a3a
   subpackages:
   - docker
   - logger
@@ -114,10 +114,10 @@ imports:
   - external/github.com/Sirupsen/logrus
   - external/github.com/docker/docker/pkg/idtools
   - external/github.com/docker/docker/pkg/ioutils
+  - external/github.com/docker/docker/pkg/longpath
   - external/github.com/docker/docker/pkg/pools
   - external/github.com/docker/docker/pkg/promise
   - external/github.com/docker/docker/pkg/system
-  - external/github.com/docker/docker/pkg/longpath
   - external/github.com/opencontainers/runc/libcontainer/user
   - external/golang.org/x/sys/unix
   - external/golang.org/x/net/context
@@ -217,6 +217,8 @@ imports:
   version: 54ed61c2b47e263ae2f01b86837b0c4bd1da28e8
 - name: github.com/unrolled/render
   version: 26b4e3aac686940fe29521545afad9966ddfc80c
+- name: github.com/vdemeester/libkermit
+  version: 01a5399bdbd3312916c9fa4848108fbc81fe88d8
 - name: github.com/vdemeester/shakers
   version: 8fe734f75f3a70b651cbfbf8a55a009da09e8dc5
 - name: github.com/vulcand/oxy

glide.yaml

@@ -124,7 +124,7 @@ import:
   - package: gopkg.in/alecthomas/kingpin.v2
     ref:     639879d6110b1b0409410c7b737ef0bb18325038
   - package: github.com/docker/libcompose
-    ref:     d3089811c119a211469a9cc93caea684d937e5d3
+    ref:     e290a513ba909ca3afefd5cd611f3a3fe56f6a3a
     subpackages:
       - docker
       - logger
@@ -165,3 +165,5 @@ import:
   - package: github.com/vulcand/vulcand/plugin/rewrite
   - package: github.com/stretchr/testify/mock
   - package: github.com/xenolf/lego
+  - package: github.com/vdemeester/libkermit
+    ref: 01a5399bdbd3312916c9fa4848108fbc81fe88d8

integration/consul_catalog_test.go

@@ -1,16 +1,14 @@
 package main
 
 import (
-	"fmt"
 	"io/ioutil"
 	"net/http"
-	"os"
 	"os/exec"
 	"time"
 
-	"github.com/docker/docker/opts"
-	"github.com/fsouza/go-dockerclient"
 	"github.com/hashicorp/consul/api"
+	docker "github.com/vdemeester/libkermit/docker"
+
 	checker "github.com/vdemeester/shakers"
 	check "gopkg.in/check.v1"
 )
@@ -20,29 +18,19 @@ type ConsulCatalogSuite struct {
 	BaseSuite
 	consulIP     string
 	consulClient *api.Client
-	dockerClient *docker.Client
+	project      *docker.Project
-}
-
-func (s *ConsulCatalogSuite) GetContainer(name string) (*docker.Container, error) {
-	return s.dockerClient.InspectContainer(name)
 }
 
 func (s *ConsulCatalogSuite) SetUpSuite(c *check.C) {
-	dockerHost := os.Getenv("DOCKER_HOST")
+	project, err := docker.NewProjectFromEnv()
-	if dockerHost == "" {
+	c.Assert(err, checker.IsNil, check.Commentf("Error while creating docker project"))
-		// FIXME Handle windows -- see if dockerClient already handle that or not
+	s.project = project
-		dockerHost = fmt.Sprintf("unix://%s", opts.DefaultUnixSocket)
-	}
-	// Make sure we can speak to docker
-	dockerClient, err := docker.NewClient(dockerHost)
-	c.Assert(err, checker.IsNil, check.Commentf("Error connecting to docker daemon"))
-	s.dockerClient = dockerClient
 
 	s.createComposeProject(c, "consul_catalog")
-	err = s.composeProject.Up()
+	err = s.composeProject.Start()
 	c.Assert(err, checker.IsNil, check.Commentf("Error starting project"))
 
-	consul, err := s.GetContainer("integration-test-consul_catalog_consul_1")
+	consul, err := s.project.Inspect("integration-test-consul_catalog_consul_1")
 	c.Assert(err, checker.IsNil, check.Commentf("Error finding consul container"))
 
 	s.consulIP = consul.NetworkSettings.IPAddress
@@ -110,7 +98,7 @@ func (s *ConsulCatalogSuite) TestSingleService(c *check.C) {
 	c.Assert(err, checker.IsNil)
 	defer cmd.Process.Kill()
 
-	nginx, err := s.GetContainer("integration-test-consul_catalog_nginx_1")
+	nginx, err := s.project.Inspect("integration-test-consul_catalog_nginx_1")
 	c.Assert(err, checker.IsNil, check.Commentf("Error finding nginx container"))
 
 	err = s.registerService("test", nginx.NetworkSettings.IPAddress, 80)

integration/docker_test.go

@@ -7,11 +7,12 @@ import (
 	"net/http"
 	"os"
 	"os/exec"
+	"strings"
 	"time"
 
-	"github.com/docker/docker/opts"
 	"github.com/docker/docker/pkg/namesgenerator"
-	"github.com/fsouza/go-dockerclient"
+	"github.com/vdemeester/libkermit/docker"
+
 	checker "github.com/vdemeester/shakers"
 	check "gopkg.in/check.v1"
 )
@@ -31,108 +32,50 @@ var (
 // Docker test suites
 type DockerSuite struct {
 	BaseSuite
-	client *docker.Client
+	project *docker.Project
 }
 
 func (s *DockerSuite) startContainer(c *check.C, image string, args ...string) string {
-	return s.startContainerWithConfig(c, docker.CreateContainerOptions{
+	return s.startContainerWithConfig(c, image, docker.ContainerConfig{
-		Config: &docker.Config{
+		Cmd: args,
-			Image: image,
-			Cmd:   args,
-		},
 	})
 }
 
 func (s *DockerSuite) startContainerWithLabels(c *check.C, image string, labels map[string]string, args ...string) string {
-	return s.startContainerWithConfig(c, docker.CreateContainerOptions{
+	return s.startContainerWithConfig(c, image, docker.ContainerConfig{
-		Config: &docker.Config{
+		Cmd:    args,
-			Image:  image,
+		Labels: labels,
-			Cmd:    args,
-			Labels: labels,
-		},
 	})
 }
 
-func (s *DockerSuite) startContainerWithConfig(c *check.C, config docker.CreateContainerOptions) string {
+func (s *DockerSuite) startContainerWithConfig(c *check.C, image string, config docker.ContainerConfig) string {
 	if config.Name == "" {
 		config.Name = namesgenerator.GetRandomName(10)
 	}
-	if config.Config.Labels == nil {
-		config.Config.Labels = map[string]string{}
-	}
-	config.Config.Labels[TestLabel] = "true"
 
-	container, err := s.client.CreateContainer(config)
+	container, err := s.project.StartWithConfig(image, config)
-	c.Assert(err, checker.IsNil, check.Commentf("Error creating a container using config %v", config))
+	c.Assert(err, checker.IsNil, check.Commentf("Error starting a container using config %v", config))
 
-	err = s.client.StartContainer(container.ID, &docker.HostConfig{})
+	// FIXME(vdemeester) this is ugly (it's because of the / in front of the name in docker..)
-	c.Assert(err, checker.IsNil, check.Commentf("Error starting container %v", container))
+	return strings.SplitAfter(container.Name, "/")[1]
-
-	return container.Name
 }
 
 func (s *DockerSuite) SetUpSuite(c *check.C) {
-	dockerHost := os.Getenv("DOCKER_HOST")
+	project, err := docker.NewProjectFromEnv()
-	if dockerHost == "" {
+	c.Assert(err, checker.IsNil, check.Commentf("Error while creating docker project"))
-		// FIXME Handle windows -- see if dockerClient already handle that or not
+	s.project = project
-		dockerHost = fmt.Sprintf("unix://%s", opts.DefaultUnixSocket)
-	}
-	// Make sure we can speak to docker
-	dockerClient, err := docker.NewClient(dockerHost)
-	c.Assert(err, checker.IsNil, check.Commentf("Error connecting to docker daemon"))
-
-	s.client = dockerClient
-	c.Assert(s.client.Ping(), checker.IsNil)
 
 	// Pull required images
 	for repository, tag := range RequiredImages {
 		image := fmt.Sprintf("%s:%s", repository, tag)
-		_, err := s.client.InspectImage(image)
+		s.project.Pull(image)
-		if err != nil {
+		c.Assert(err, checker.IsNil, check.Commentf("Error while pulling image %s", image))
-			if err != docker.ErrNoSuchImage {
-				c.Fatalf("Error while inspect image %s", image)
-			}
-			err = s.client.PullImage(docker.PullImageOptions{
-				Repository: repository,
-				Tag:        tag,
-			}, docker.AuthConfiguration{})
-			c.Assert(err, checker.IsNil, check.Commentf("Error while pulling image %s", image))
-		}
-	}
-}
-
-func (s *DockerSuite) cleanContainers(c *check.C) {
-	// Clean the mess, a.k.a. the running containers with the right label
-	containerList, err := s.client.ListContainers(docker.ListContainersOptions{
-		Filters: map[string][]string{
-			"label": {fmt.Sprintf("%s=true", TestLabel)},
-		},
-	})
-	c.Assert(err, checker.IsNil, check.Commentf("Error listing containers started by traefik"))
-
-	for _, container := range containerList {
-		err = s.client.KillContainer(docker.KillContainerOptions{
-			ID: container.ID,
-		})
-		c.Assert(err, checker.IsNil, check.Commentf("Error killing container %v", container))
-		if os.Getenv("CIRCLECI") == "" {
-			// On circleci, we won't delete them — it errors out for now >_<
-			err = s.client.RemoveContainer(docker.RemoveContainerOptions{
-				ID:            container.ID,
-				RemoveVolumes: true,
-			})
-			c.Assert(err, checker.IsNil, check.Commentf("Error removing container %v", container))
-		}
 	}
 }
 
 func (s *DockerSuite) TearDownTest(c *check.C) {
-	s.cleanContainers(c)
+	err := s.project.Clean(os.Getenv("CIRCLECI") != "")
-}
+	c.Assert(err, checker.IsNil, check.Commentf("Error while cleaning containers"))
-
-func (s *DockerSuite) TearDownSuite(c *check.C) {
-	// Call cleanContainers, just in case (?)
-	// s.cleanContainers(c)
 }
 
 func (s *DockerSuite) TestSimpleConfiguration(c *check.C) {

integration/integration_test.go

@@ -11,8 +11,7 @@ import (
 	"text/template"
 
 	"github.com/containous/traefik/integration/utils"
-	"github.com/docker/libcompose/docker"
+	"github.com/vdemeester/libkermit/compose"
-	"github.com/docker/libcompose/project"
 
 	checker "github.com/vdemeester/shakers"
 	check "gopkg.in/check.v1"
@@ -36,71 +35,23 @@ func init() {
 var traefikBinary = "../dist/traefik"
 
 type BaseSuite struct {
-	composeProject *project.Project
+	composeProject *compose.Project
-	listenChan     chan project.Event
-	started        chan bool
-	stopped        chan bool
-	deleted        chan bool
 }
 
 func (s *BaseSuite) TearDownSuite(c *check.C) {
 	// shutdown and delete compose project
 	if s.composeProject != nil {
-		s.composeProject.Down()
+		err := s.composeProject.Stop()
-		<-s.stopped
+		c.Assert(err, checker.IsNil)
-		defer close(s.stopped)
-
-		s.composeProject.Delete()
-		<-s.deleted
-		defer close(s.deleted)
 	}
 }
 
 func (s *BaseSuite) createComposeProject(c *check.C, name string) {
-	composeProject, err := docker.NewProject(&docker.Context{
+	projectName := fmt.Sprintf("integration-test-%s", name)
-		Context: project.Context{
+	composeFile := fmt.Sprintf("resources/compose/%s.yml", name)
-			ComposeFiles: []string{
+	composeProject, err := compose.CreateProject(projectName, composeFile)
-				fmt.Sprintf("resources/compose/%s.yml", name),
-			},
-			ProjectName: fmt.Sprintf("integration-test-%s", name),
-		},
-	})
 	c.Assert(err, checker.IsNil)
 	s.composeProject = composeProject
-
-	err = composeProject.Create()
-	c.Assert(err, checker.IsNil)
-
-	s.started = make(chan bool)
-	s.stopped = make(chan bool)
-	s.deleted = make(chan bool)
-
-	s.listenChan = make(chan project.Event)
-	go s.startListening(c)
-
-	composeProject.AddListener(s.listenChan)
-
-	err = composeProject.Start()
-	c.Assert(err, checker.IsNil)
-
-	// Wait for compose to start
-	<-s.started
-	defer close(s.started)
-}
-
-func (s *BaseSuite) startListening(c *check.C) {
-	for event := range s.listenChan {
-		// FIXME Add a timeout on event ?
-		if event.EventType == project.EventProjectStartDone {
-			s.started <- true
-		}
-		if event.EventType == project.EventProjectDownDone {
-			s.stopped <- true
-		}
-		if event.EventType == project.EventProjectDeleteDone {
-			s.deleted <- true
-		}
-	}
 }
 
 func (s *BaseSuite) traefikCmd(c *check.C, args ...string) (*exec.Cmd, string) {