// execute will execute the build task and persist
// the results to the datastore.
func (b *BuildTask) execute() error {
// we need to be sure that we can recover
// from any sort panic that could occur
// to avoid brining down the entire application
defer func() {
if e := recover(); e != nil {
b.Build.Finished = time.Now().UTC()
b.Commit.Finished = time.Now().UTC()
b.Build.Duration = b.Build.Finished.Unix() - b.Build.Started.Unix()
b.Commit.Duration = b.Build.Finished.Unix() - b.Build.Started.Unix()
b.Commit.Status = "Error"
b.Build.Status = "Error"
database.SaveBuild(b.Build)
database.SaveCommit(b.Commit)
}
}()
// update commit and build status
b.Commit.Status = "Started"
b.Build.Status = "Started"
b.Build.Started = time.Now().UTC()
b.Commit.Started = time.Now().UTC()
// persist the commit to the database
if err := database.SaveCommit(b.Commit); err != nil {
return err
}
// persist the build to the database
if err := database.SaveBuild(b.Build); err != nil {
return err
}
// get settings
settings, _ := database.GetSettings()
// notification context
context := ¬ification.Context{
Repo: b.Repo,
Commit: b.Commit,
Host: settings.URL().String(),
}
// send all "started" notifications
if b.Script.Notifications != nil {
b.Script.Notifications.Send(context)
}
// make sure a channel exists for the repository,
// the commit, and the commit output (TODO)
reposlug := fmt.Sprintf("%s/%s/%s", b.Repo.Host, b.Repo.Owner, b.Repo.Name)
commitslug := fmt.Sprintf("%s/%s/%s/commit/%s", b.Repo.Host, b.Repo.Owner, b.Repo.Name, b.Commit.Hash)
consoleslug := fmt.Sprintf("%s/%s/%s/commit/%s/builds/%s", b.Repo.Host, b.Repo.Owner, b.Repo.Name, b.Commit.Hash, b.Build.Slug)
channel.Create(reposlug)
channel.Create(commitslug)
channel.CreateStream(consoleslug)
// notify the channels that the commit and build started
channel.SendJSON(reposlug, b.Commit)
channel.SendJSON(commitslug, b.Build)
var buf = &bufferWrapper{channel: consoleslug}
// append private parameters to the environment
// variable section of the .drone.yml file
if b.Repo.Params != nil {
for k, v := range b.Repo.Params {
b.Script.Env = append(b.Script.Env, k+"="+v)
}
}
// execute the build
builder := bldr.Builder{}
builder.Build = b.Script
builder.Repo = &r.Repo{Path: b.Repo.URL, Branch: b.Commit.Branch, Commit: b.Commit.Hash, PR: b.Commit.PullRequest, Dir: filepath.Join("/var/cache/drone/src", b.Repo.Slug)}
builder.Key = []byte(b.Repo.PrivateKey)
builder.Stdout = buf
builder.Timeout = 300 * time.Minute
defer func() {
// update the status of the commit using the
// GitHub status API.
if err := updateGitHubStatus(b.Repo, b.Commit); err != nil {
log.Printf("error updating github status: %s\n", err.Error())
}
}()
buildErr := builder.Run()
b.Build.Finished = time.Now().UTC()
b.Commit.Finished = time.Now().UTC()
b.Build.Duration = b.Build.Finished.UnixNano() - b.Build.Started.UnixNano()
b.Commit.Duration = b.Build.Finished.UnixNano() - b.Build.Started.UnixNano()
b.Commit.Status = "Success"
b.Build.Status = "Success"
b.Build.Stdout = buf.buf.String()
// if exit code != 0 set to failure
if builder.BuildState == nil || builder.BuildState.ExitCode != 0 {
b.Commit.Status = "Failure"
b.Build.Status = "Failure"
if buildErr != nil && b.Build.Stdout == "" {
// TODO: If you wanted to have very friendly error messages, you could do that here
b.Build.Stdout = buildErr.Error() + "\n"
}
}
// persist the build to the database
if err := database.SaveBuild(b.Build); err != nil {
return err
}
// persist the commit to the database
if err := database.SaveCommit(b.Commit); err != nil {
return err
}
// notify the channels that the commit and build finished
channel.SendJSON(reposlug, b.Commit)
channel.SendJSON(commitslug, b.Build)
channel.Close(consoleslug)
// add the smtp address to the notificaitons
//if b.Script.Notifications != nil && b.Script.Notifications.Email != nil {
// b.Script.Notifications.Email.SetServer(settings.SmtpServer, settings.SmtpPort,
// settings.SmtpUsername, settings.SmtpPassword, settings.SmtpAddress)
//}
// send all "finished" notifications
if b.Script.Notifications != nil {
b.sendEmail(context) // send email from queue, not from inside /build/script package
b.Script.Notifications.Send(context)
}
return nil
}
func run(path string) {
// 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{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.Builder{}
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)
}