// Teardown the container. This will kill the docker container but will not free the ports/containers
func Teardown(c types.GenericContainer) error {
if pretending() {
log.Printf("[pretend] teardown %s...", c.GetID())
return nil
} else {
log.Printf("teardown %s...", c.GetID())
}
defer removeExited()
dockerLock.Lock()
err := dockerClient.KillContainer(docker.KillContainerOptions{ID: c.GetDockerID()})
dockerLock.Unlock()
if err != nil {
log.Printf("failed to teardown[kill] %s: %v", c.GetID(), err)
return err
}
// Make sure the container is dead before we return to avoid cmk (or other) race conditions
dockerLock.Lock()
_, err = dockerClient.WaitContainer(c.GetDockerID())
dockerLock.Unlock()
if err != nil {
log.Printf("failed to wait on dead container[wait] %s: %v", c.GetID(), err)
// Continue, since this is non-fatal and we should continue cleaning up.
}
// TODO do something with log dir
return RemoveConfigDir(c)
}
func RemoveConfigDir(c types.GenericContainer) error {
return os.RemoveAll(helper.HostConfigDir(c.GetID()))
}
func Deploy(c types.GenericContainer) error {
dRepo := fmt.Sprintf("%s/%s/%s-%s", RegistryHost, c.GetDockerRepo(), c.GetApp(), c.GetSha())
// Pull docker container
if pretending() {
log.Printf("[%s][pretend] deploy with %s @ %s...", c.GetID(), c.GetApp(), c.GetSha())
log.Printf("[%s][pretend] docker pull %s", c.GetID(), dRepo)
log.Printf("[%s][pretend] docker run %s", c.GetID(), dRepo)
c.SetDockerID(fmt.Sprintf("pretend-docker-id-%s", c.GetID()))
} else {
log.Printf("[%s] deploy with %s @ %s...", c.GetID(), c.GetApp(), c.GetSha())
log.Printf("[%s] docker pull %s", c.GetID(), dRepo)
dockerLock.Lock()
err := dockerClient.PullImage(docker.PullImageOptions{Repository: dRepo}, docker.AuthConfiguration{})
dockerLock.Unlock()
if err != nil {
log.Printf("[%s] ERROR: failed to pull %s", c.GetID(), dRepo)
return err
}
// make log dir for volume
err = os.MkdirAll(helper.HostLogDir(c.GetID()), 0755)
if err != nil {
return err
}
// make config dir for volume
err = os.MkdirAll(helper.HostConfigDir(c.GetID()), 0755)
if err != nil {
return err
}
// put config in config dir
appCfg, err := AppCfgs(c)
if err != nil {
return err
}
if err := appCfg.Save(helper.HostConfigFile(c.GetID())); err != nil {
RemoveConfigDir(c)
return err
}
log.Printf("[%s] docker run %s", c.GetID(), dRepo)
// create docker container
dCfg, dHostCfg := DockerCfgs(c)
dockerLock.Lock()
dCont, err := dockerClient.CreateContainer(docker.CreateContainerOptions{Name: c.GetID(), Config: dCfg})
dockerLock.Unlock()
if err != nil {
log.Printf("[%s] ERROR: failed to create container: %s", c.GetID(), err.Error())
return err
}
c.SetDockerID(dCont.ID)
// start docker container
dockerLock.Lock()
err = dockerClient.StartContainer(c.GetDockerID(), dHostCfg)
dockerLock.Unlock()
if err != nil {
log.Printf("[%s] ERROR: failed to start container: %s", c.GetID(), err.Error())
log.Printf("[%s] -- full create response:\n%+v", c.GetID(), dCont)
log.Printf("[%s] inspecting container for more information...", c.GetID())
dockerLock.Lock()
inspCont, ierr := dockerClient.InspectContainer(c.GetDockerID())
dockerLock.Unlock()
if ierr != nil {
log.Printf("[%s] ERROR: failed to inspect container: %s", c.GetID(), ierr.Error())
return ierr
}
log.Printf("[%s] -- inspected container:\n%+v", c.GetID(), inspCont)
return err
}
dockerLock.Lock()
inspCont, err := dockerClient.InspectContainer(c.GetDockerID())
dockerLock.Unlock()
if err != nil {
log.Printf("[%s] ERROR: failed to inspect container: %s", c.GetID(), err.Error())
return err
}
if inspCont.NetworkSettings == nil {
log.Printf("[%s] ERROR: failed to get container network settings.")
return errors.New("Could not get NetworkSettings from docker")
}
c.SetIP(inspCont.NetworkSettings.IPAddress)
c.SetPid(inspCont.State.Pid)
}
return nil
}