func vet(path string) {
// parse the Drone yml file
script, err := script.ParseBuildFile(path)
if err != nil {
log.Err(err.Error())
os.Exit(1)
return
}
// print the Drone yml as parsed
out, _ := goyaml.Marshal(script)
log.Noticef("parsed yaml:\n%s", string(out))
}
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 run(path string) {
dockerClient := docker.New()
// parse the Drone yml file
s, err := script.ParseBuildFile(path)
if err != nil {
log.Err(err.Error())
os.Exit(1)
return
}
// get the repository root directory
dir := filepath.Dir(path)
code := repo.Repo{
Name: dir,
Branch: "HEAD", // should we do this?
Path: dir,
}
// does the local repository match the
// $GOPATH/src/{package} pattern? This is
// important so we know the target location
// where the code should be copied inside
// the container.
if gopath, ok := getRepoPath(dir); ok {
code.Dir = gopath
} else if gopath, ok := getGoPath(dir); ok {
// in this case we found a GOPATH and
// reverse engineered the package path
code.Dir = gopath
} else {
// otherwise just use directory name
code.Dir = filepath.Base(dir)
}
// this is where the code gets uploaded to the container
// TODO move this code to the build package
code.Dir = filepath.Join("/var/cache/drone/src", filepath.Clean(code.Dir))
// track all build results
var builders []*build.Builder
// ssh key to import into container
var key []byte
if len(*identity) != 0 {
key, err = ioutil.ReadFile(*identity)
if err != nil {
fmt.Printf("[Error] Could not find or read identity file %s\n", *identity)
os.Exit(1)
return
}
}
builds := []*script.Build{s}
// loop through and create builders
for _, b := range builds { //script.Builds {
builder := build.New(dockerClient)
builder.Build = b
builder.Repo = &code
builder.Key = key
builder.Stdout = os.Stdout
builder.Timeout = *timeout
if *parallel == true {
var buf bytes.Buffer
builder.Stdout = &buf
}
builders = append(builders, builder)
}
switch *parallel {
case false:
runSequential(builders)
case true:
runParallel(builders)
}
// if in parallel mode, print out the buffer
// if we had a failure
for _, builder := range builders {
if builder.BuildState.ExitCode == 0 {
continue
}
if buf, ok := builder.Stdout.(*bytes.Buffer); ok {
log.Noticef("printing stdout for failed build %s", builder.Build.Name)
println(buf.String())
}
}
// this exit code is initially 0 and will
// be set to an error code if any of the
// builds fail.
var exit int
fmt.Printf("\nDrone Build Results \033[90m(%v)\033[0m\n", len(builders))
// loop through and print results
for _, builder := range builders {
build := builder.Build
res := builder.BuildState
duration := time.Duration(res.Finished - res.Started)
switch {
case builder.BuildState.ExitCode == 0:
fmt.Printf(" \033[32m\u2713\033[0m %v \033[90m(%v)\033[0m\n", build.Name, humanizeDuration(duration*time.Second))
case builder.BuildState.ExitCode != 0:
fmt.Printf(" \033[31m\u2717\033[0m %v \033[90m(%v)\033[0m\n", build.Name, humanizeDuration(duration*time.Second))
exit = builder.BuildState.ExitCode
}
}
os.Exit(exit)
}
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)
}
// create the container from the image
run, err := client.Containers.Create(&conf)
if err != nil {
return err
}
// cache instance of docker.Run
b.container = run
// attach to the container
go func() {
client.Containers.Attach(run.ID, &writer{b.Stdout})
}()
// start the container
if err := client.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 := client.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
}
