// 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)
}
