// PostHook accepts a post-commit hook and parses the payload // in order to trigger a build. The payload is specified to the // remote system (ie GitHub) and will therefore get parsed by // the appropriate remote plugin. // // POST /api/repos/{host}/{owner}/{name}/branches/{branch}/commits/{commit} // func PostCommit(c web.C, w http.ResponseWriter, r *http.Request) { var ctx = context.FromC(c) var ( branch = c.URLParams["branch"] hash = c.URLParams["commit"] host = c.URLParams["host"] repo = ToRepo(c) remote = remote.Lookup(host) ) commit, err := datastore.GetCommitSha(ctx, repo, branch, hash) if err != nil { w.WriteHeader(http.StatusNotFound) return } if commit.Status == model.StatusStarted || commit.Status == model.StatusEnqueue { w.WriteHeader(http.StatusConflict) return } commit.Status = model.StatusEnqueue commit.Started = 0 commit.Finished = 0 commit.Duration = 0 if err := datastore.PutCommit(ctx, commit); err != nil { w.WriteHeader(http.StatusInternalServerError) return } owner, err := datastore.GetUser(ctx, repo.UserID) if err != nil { w.WriteHeader(http.StatusBadRequest) return } // Request a new token and update user_token, err := remote.GetToken(owner) if user_token != nil { owner.Access = user_token.AccessToken owner.Secret = user_token.RefreshToken owner.TokenExpiry = user_token.Expiry datastore.PutUser(ctx, owner) } else if err != nil { w.WriteHeader(http.StatusBadRequest) return } // drop the items on the queue go worker.Do(ctx, &worker.Work{ User: owner, Repo: repo, Commit: commit, Host: httputil.GetURL(r), }) w.WriteHeader(http.StatusOK) }
// do is a blocking function that waits for an // available worker to process work. func (d *Director) do(c context.Context, work *worker.Work) { d.markPending(work) var pool = pool.FromContext(c) var worker = <-pool.Reserve() // var worker worker.Worker // // // waits for an available worker. This is a blocking // // operation and will reject any nil workers to avoid // // a potential panic. // select { // case worker = <-pool.Reserve(): // if worker != nil { // break // } // } d.markStarted(work, worker) worker.Do(c, work) d.markComplete(work) pool.Release(worker) }