func (b *Builder) run() error {
// create and run the container
conf := docker.Config{
Image: b.image.ID,
AttachStdin: false,
AttachStdout: true,
AttachStderr: true,
}
// configure if Docker should run in privileged mode
host := docker.HostConfig{
Privileged: (b.Privileged && len(b.Repo.PR) == 0),
}
// debugging
log.Noticef("starting build %s", b.Build.Name)
// link service containers
for i, service := range b.services {
// convert name of the image to a slug
_, name, _ := parseImageName(b.Build.Services[i])
// link the service container to our
// build container.
host.Links = append(host.Links, service.Name[1:]+":"+name)
}
// where are temp files going to go?
tmpPath := "/tmp/drone"
if len(os.Getenv("DRONE_TMP")) > 0 {
tmpPath = os.Getenv("DRONE_TMP")
}
log.Infof("temp directory is %s", tmpPath)
if err := os.MkdirAll(tmpPath, 0777); err != nil {
return fmt.Errorf("Failed to create temp directory at %s: %s", tmpPath, err)
}
// link cached volumes
conf.Volumes = make(map[string]struct{})
for _, volume := range b.Build.Cache {
name := filepath.Clean(b.Repo.Name)
branch := filepath.Clean(b.Repo.Branch)
volume := filepath.Clean(volume)
// with Docker, volumes must be an absolute path. If an absolute
// path is not provided, then assume it is for the repository
// working directory.
if strings.HasPrefix(volume, "/") == false {
volume = filepath.Join(b.Repo.Dir, volume)
}
// local cache path on the host machine
// this path is going to be really long
hostpath := filepath.Join(tmpPath, name, branch, volume)
// check if the volume is created
if _, err := os.Stat(hostpath); err != nil {
// if does not exist then create
os.MkdirAll(hostpath, 0777)
}
host.Binds = append(host.Binds, hostpath+":"+volume)
conf.Volumes[volume] = struct{}{}
// debugging
log.Infof("mounting volume %s:%s", hostpath, volume)
}
// create the container from the image
run, err := b.dockerClient.Containers.Create(&conf)
if err != nil {
return err
}
// cache instance of docker.Run
b.container = run
// attach to the container
go func() {
b.dockerClient.Containers.Attach(run.ID, &writer{b.Stdout})
}()
// start the container
if err := b.dockerClient.Containers.Start(run.ID, &host); err != nil {
b.BuildState.ExitCode = 1
b.BuildState.Finished = time.Now().UTC().Unix()
return err
}
// wait for the container to stop
wait, err := b.dockerClient.Containers.Wait(run.ID)
if err != nil {
b.BuildState.ExitCode = 1
b.BuildState.Finished = time.Now().UTC().Unix()
return err
}
// set completion time
b.BuildState.Finished = time.Now().UTC().Unix()
// get the exit code if possible
b.BuildState.ExitCode = wait.StatusCode
return nil
}
func (b *Builder) run() error {
// create and run the container
conf := docker.Config{
Image: b.image.ID,
AttachStdin: false,
AttachStdout: true,
AttachStderr: true,
}
host := docker.HostConfig{
Privileged: false,
}
// debugging
log.Noticef("starting build %s", b.Build.Name)
// link service containers
for i, service := range b.services {
image, ok := services[b.Build.Services[i]]
if !ok {
continue // THIS SHOULD NEVER HAPPEN
}
// link the service container to our
// build container.
host.Links = append(host.Links, service.Name[1:]+":"+image.Name)
}
// link cached volumes
conf.Volumes = make(map[string]struct{})
for _, volume := range b.Build.Cache {
name := filepath.Clean(b.Repo.Name)
branch := filepath.Clean(b.Repo.Branch)
volume := filepath.Clean(volume)
// with Docker, volumes must be an absolute path. If an absolute
// path is not provided, then assume it is for the repository
// working directory.
if strings.HasPrefix(volume, "/") == false {
volume = filepath.Join(b.Repo.Dir, volume)
}
// local cache path on the host machine
// this path is going to be really long
hostpath := filepath.Join("/tmp/drone", name, branch, volume)
// check if the volume is created
if _, err := os.Stat(hostpath); err != nil {
// if does not exist then create
os.MkdirAll(hostpath, 0777)
}
host.Binds = append(host.Binds, hostpath+":"+volume)
conf.Volumes[volume] = struct{}{}
// debugging
log.Infof("mounting volume %s:%s", hostpath, volume)
}
// create the container from the image
run, err := b.dockerClient.Containers.Create(&conf)
if err != nil {
return err
}
// cache instance of docker.Run
b.container = run
// attach to the container
go func() {
b.dockerClient.Containers.Attach(run.ID, &writer{b.Stdout})
}()
// start the container
if err := b.dockerClient.Containers.Start(run.ID, &host); err != nil {
b.BuildState.ExitCode = 1
b.BuildState.Finished = time.Now().UTC().Unix()
return err
}
// wait for the container to stop
wait, err := b.dockerClient.Containers.Wait(run.ID)
if err != nil {
b.BuildState.ExitCode = 1
b.BuildState.Finished = time.Now().UTC().Unix()
return err
}
// set completion time
b.BuildState.Finished = time.Now().UTC().Unix()
// get the exit code if possible
b.BuildState.ExitCode = wait.StatusCode
return nil
}