// GetRepoEvents will upgrade the connection to a Websocket and will stream
// event updates to the browser.
func GetRepoEvents(c *gin.Context) {
engine_ := context.Engine(c)
repo := session.Repo(c)
c.Writer.Header().Set("Content-Type", "text/event-stream")
eventc := make(chan *engine.Event, 1)
engine_.Subscribe(eventc)
defer func() {
engine_.Unsubscribe(eventc)
close(eventc)
log.Infof("closed event stream")
}()
c.Stream(func(w io.Writer) bool {
select {
case event := <-eventc:
if event == nil {
log.Infof("nil event received")
return false
}
if event.Name == repo.FullName {
log.Debugf("received message %s", event.Name)
sse.Encode(w, sse.Event{
Event: "message",
Data: string(event.Msg),
})
}
case <-c.Writer.CloseNotify():
return false
}
return true
})
}
func DeleteBuild(c *gin.Context) {
engine_ := context.Engine(c)
repo := session.Repo(c)
// parse the build number and job sequence number from
// the repquest parameter.
num, _ := strconv.Atoi(c.Params.ByName("number"))
seq, _ := strconv.Atoi(c.Params.ByName("job"))
build, err := store.GetBuildNumber(c, repo, num)
if err != nil {
c.AbortWithError(404, err)
return
}
job, err := store.GetJobNumber(c, build, seq)
if err != nil {
c.AbortWithError(404, err)
return
}
node, err := store.GetNode(c, job.NodeID)
if err != nil {
c.AbortWithError(404, err)
return
}
engine_.Cancel(build.ID, job.ID, node)
}
func DeleteNode(c *gin.Context) {
engine := context.Engine(c)
id, _ := strconv.Atoi(c.Param("node"))
node, err := store.GetNode(c, int64(id))
if err != nil {
c.AbortWithStatus(http.StatusNotFound)
return
}
err = store.DeleteNode(c, node)
if err != nil {
c.AbortWithStatus(http.StatusInternalServerError)
return
}
engine.Deallocate(node)
}
func GetStream(c *gin.Context) {
engine_ := context.Engine(c)
repo := session.Repo(c)
buildn, _ := strconv.Atoi(c.Param("build"))
jobn, _ := strconv.Atoi(c.Param("number"))
c.Writer.Header().Set("Content-Type", "text/event-stream")
build, err := store.GetBuildNumber(c, repo, buildn)
if err != nil {
log.Debugln("stream cannot get build number.", err)
c.AbortWithError(404, err)
return
}
job, err := store.GetJobNumber(c, build, jobn)
if err != nil {
log.Debugln("stream cannot get job number.", err)
c.AbortWithError(404, err)
return
}
node, err := store.GetNode(c, job.NodeID)
if err != nil {
log.Debugln("stream cannot get node.", err)
c.AbortWithError(404, err)
return
}
rc, err := engine_.Stream(build.ID, job.ID, node)
if err != nil {
c.AbortWithError(404, err)
return
}
defer func() {
rc.Close()
}()
go func() {
<-c.Writer.CloseNotify()
rc.Close()
}()
rw := &StreamWriter{c.Writer, 0}
stdcopy.StdCopy(rw, rw, rc)
}
func PostNode(c *gin.Context) {
engine := context.Engine(c)
in := struct {
Addr string `json:"address"`
Arch string `json:"architecture"`
Cert string `json:"cert"`
Key string `json:"key"`
CA string `json:"ca"`
}{}
err := c.Bind(&in)
if err != nil {
c.AbortWithStatus(http.StatusBadRequest)
return
}
node := &model.Node{}
node.Addr = in.Addr
node.Cert = in.Cert
node.Key = in.Key
node.CA = in.CA
node.Arch = "linux_amd64"
err = engine.Allocate(node)
if err != nil {
c.String(http.StatusBadRequest, err.Error())
return
}
err = store.CreateNode(c, node)
if err != nil {
c.AbortWithStatus(http.StatusInternalServerError)
return
}
c.IndentedJSON(http.StatusOK, node)
}
func PostBuild(c *gin.Context) {
remote_ := remote.FromContext(c)
repo := session.Repo(c)
num, err := strconv.Atoi(c.Param("number"))
if err != nil {
c.AbortWithError(http.StatusBadRequest, err)
return
}
user, err := store.GetUser(c, repo.UserID)
if err != nil {
log.Errorf("failure to find repo owner %s. %s", repo.FullName, err)
c.AbortWithError(500, err)
return
}
build, err := store.GetBuildNumber(c, repo, num)
if err != nil {
log.Errorf("failure to get build %d. %s", num, err)
c.AbortWithError(404, err)
return
}
// if the remote has a refresh token, the current access token
// may be stale. Therefore, we should refresh prior to dispatching
// the job.
if refresher, ok := remote_.(remote.Refresher); ok {
ok, _ := refresher.Refresh(user)
if ok {
store.UpdateUser(c, user)
}
}
// fetch the .drone.yml file from the database
raw, sec, err := remote_.Script(user, repo, build)
if err != nil {
log.Errorf("failure to get .drone.yml for %s. %s", repo.FullName, err)
c.AbortWithError(404, err)
return
}
key, _ := store.GetKey(c, repo)
netrc, err := remote_.Netrc(user, repo)
if err != nil {
log.Errorf("failure to generate netrc for %s. %s", repo.FullName, err)
c.AbortWithError(500, err)
return
}
jobs, err := store.GetJobList(c, build)
if err != nil {
log.Errorf("failure to get build %d jobs. %s", build.Number, err)
c.AbortWithError(404, err)
return
}
// must not restart a running build
if build.Status == model.StatusPending || build.Status == model.StatusRunning {
c.AbortWithStatus(409)
return
}
// todo move this to database tier
// and wrap inside a transaction
build.Status = model.StatusPending
build.Started = 0
build.Finished = 0
build.Enqueued = time.Now().UTC().Unix()
for _, job := range jobs {
job.Status = model.StatusPending
job.Started = 0
job.Finished = 0
job.ExitCode = 0
job.Enqueued = build.Enqueued
store.UpdateJob(c, job)
}
err = store.UpdateBuild(c, build)
if err != nil {
c.AbortWithStatus(500)
return
}
c.JSON(202, build)
// get the previous build so taht we can send
// on status change notifications
last, _ := store.GetBuildLastBefore(c, repo, build.Branch, build.ID)
engine_ := context.Engine(c)
go engine_.Schedule(c.Copy(), &engine.Task{
User: user,
Repo: repo,
Build: build,
BuildPrev: last,
Jobs: jobs,
Keys: key,
Netrc: netrc,
Config: string(raw),
Secret: string(sec),
System: &model.System{
Link: httputil.GetURL(c.Request),
Plugins: strings.Split(os.Getenv("PLUGIN_FILTER"), " "),
Globals: strings.Split(os.Getenv("PLUGIN_PARAMS"), " "),
},
})
}
func PostHook(c *gin.Context) {
remote_ := remote.FromContext(c)
tmprepo, build, err := remote_.Hook(c.Request)
if err != nil {
log.Errorf("failure to parse hook. %s", err)
c.AbortWithError(400, err)
return
}
if build == nil {
c.Writer.WriteHeader(200)
return
}
if tmprepo == nil {
log.Errorf("failure to ascertain repo from hook.")
c.Writer.WriteHeader(400)
return
}
// skip the build if any case-insensitive combination of the words "skip" and "ci"
// wrapped in square brackets appear in the commit message
skipMatch := skipRe.FindString(build.Message)
if len(skipMatch) > 0 {
log.Infof("ignoring hook. %s found in %s", skipMatch, build.Commit)
c.Writer.WriteHeader(204)
return
}
repo, err := store.GetRepoOwnerName(c, tmprepo.Owner, tmprepo.Name)
if err != nil {
log.Errorf("failure to find repo %s/%s from hook. %s", tmprepo.Owner, tmprepo.Name, err)
c.AbortWithError(404, err)
return
}
// get the token and verify the hook is authorized
parsed, err := token.ParseRequest(c.Request, func(t *token.Token) (string, error) {
return repo.Hash, nil
})
if err != nil {
log.Errorf("failure to parse token from hook for %s. %s", repo.FullName, err)
c.AbortWithError(400, err)
return
}
if parsed.Text != repo.FullName {
log.Errorf("failure to verify token from hook. Expected %s, got %s", repo.FullName, parsed.Text)
c.AbortWithStatus(403)
return
}
if repo.UserID == 0 {
log.Warnf("ignoring hook. repo %s has no owner.", repo.FullName)
c.Writer.WriteHeader(204)
return
}
var skipped = true
if (build.Event == model.EventPush && repo.AllowPush) ||
(build.Event == model.EventPull && repo.AllowPull) ||
(build.Event == model.EventDeploy && repo.AllowDeploy) ||
(build.Event == model.EventTag && repo.AllowTag) {
skipped = false
}
if skipped {
log.Infof("ignoring hook. repo %s is disabled for %s events.", repo.FullName, build.Event)
c.Writer.WriteHeader(204)
return
}
user, err := store.GetUser(c, repo.UserID)
if err != nil {
log.Errorf("failure to find repo owner %s. %s", repo.FullName, err)
c.AbortWithError(500, err)
return
}
// if there is no email address associated with the pull request,
// we lookup the email address based on the authors github login.
//
// my initial hesitation with this code is that it has the ability
// to expose your email address. At the same time, your email address
// is already exposed in the public .git log. So while some people will
// a small number of people will probably be upset by this, I'm not sure
// it is actually that big of a deal.
if len(build.Email) == 0 {
author, err := store.GetUserLogin(c, build.Author)
if err == nil {
build.Email = author.Email
}
}
// if the remote has a refresh token, the current access token
// may be stale. Therefore, we should refresh prior to dispatching
// the job.
if refresher, ok := remote_.(remote.Refresher); ok {
ok, _ := refresher.Refresh(user)
if ok {
store.UpdateUser(c, user)
}
}
// fetch the .drone.yml file from the database
raw, sec, err := remote_.Script(user, repo, build)
if err != nil {
log.Errorf("failure to get .drone.yml for %s. %s", repo.FullName, err)
c.AbortWithError(404, err)
return
}
axes, err := matrix.Parse(string(raw))
if err != nil {
log.Errorf("failure to calculate matrix for %s. %s", repo.FullName, err)
c.AbortWithError(400, err)
return
}
if len(axes) == 0 {
axes = append(axes, matrix.Axis{})
}
netrc, err := remote_.Netrc(user, repo)
if err != nil {
log.Errorf("failure to generate netrc for %s. %s", repo.FullName, err)
c.AbortWithError(500, err)
return
}
key, _ := store.GetKey(c, repo)
// verify the branches can be built vs skipped
yconfig, _ := yaml.Parse(string(raw))
var match = false
for _, branch := range yconfig.Branches {
if branch == build.Branch {
match = true
break
}
match, _ = filepath.Match(branch, build.Branch)
if match {
break
}
}
if !match && len(yconfig.Branches) != 0 {
log.Infof("ignoring hook. yaml file excludes repo and branch %s %s", repo.FullName, build.Branch)
c.AbortWithStatus(200)
return
}
// update some build fields
build.Status = model.StatusPending
build.RepoID = repo.ID
// and use a transaction
var jobs []*model.Job
for num, axis := range axes {
jobs = append(jobs, &model.Job{
BuildID: build.ID,
Number: num + 1,
Status: model.StatusPending,
Environment: axis,
})
}
err = store.CreateBuild(c, build, jobs...)
if err != nil {
log.Errorf("failure to save commit for %s. %s", repo.FullName, err)
c.AbortWithError(500, err)
return
}
c.JSON(200, build)
url := fmt.Sprintf("%s/%s/%d", httputil.GetURL(c.Request), repo.FullName, build.Number)
err = remote_.Status(user, repo, build, url)
if err != nil {
log.Errorf("error setting commit status for %s/%d", repo.FullName, build.Number)
}
// get the previous build so taht we can send
// on status change notifications
last, _ := store.GetBuildLastBefore(c, repo, build.Branch, build.ID)
engine_ := context.Engine(c)
go engine_.Schedule(c.Copy(), &engine.Task{
User: user,
Repo: repo,
Build: build,
BuildPrev: last,
Jobs: jobs,
Keys: key,
Netrc: netrc,
Config: string(raw),
Secret: string(sec),
System: &model.System{
Link: httputil.GetURL(c.Request),
Plugins: strings.Split(os.Getenv("PLUGIN_FILTER"), " "),
Globals: strings.Split(os.Getenv("PLUGIN_PARAMS"), " "),
},
})
}