harness-drone/server/handler/hook.go
2014-07-12 19:01:58 -07:00

114 lines
2.8 KiB
Go

package handler
import (
"net/http"
"github.com/drone/drone/plugin/remote"
"github.com/drone/drone/server/database"
"github.com/drone/drone/shared/httputil"
"github.com/drone/drone/shared/model"
"github.com/gorilla/pat"
)
type HookHandler struct {
users database.UserManager
repos database.RepoManager
commits database.CommitManager
remotes database.RemoteManager
queue chan *model.Request
}
func NewHookHandler(users database.UserManager, repos database.RepoManager, commits database.CommitManager, remotes database.RemoteManager, queue chan *model.Request) *HookHandler {
return &HookHandler{users, repos, commits, remotes, queue}
}
// PostHook receives a post-commit hook from GitHub, Bitbucket, etc
// GET /hook/:host
func (h *HookHandler) PostHook(w http.ResponseWriter, r *http.Request) error {
host := r.FormValue(":host")
remoteServer, err := h.remotes.FindType(host)
if err != nil {
return notFound{err}
}
remotePlugin, ok := remote.Lookup(remoteServer.Type)
if !ok {
return notFound{}
}
// get the remote system's client.
plugin := remotePlugin(remoteServer)
// parse the hook payload
hook, err := plugin.GetHook(r)
if err != nil {
return badRequest{err}
}
// in some cases we have neither a hook nor error. An example
// would be GitHub sending a ping request to the URL, in which
// case we'll just exit quiely with an 'OK'
if hook == nil {
w.WriteHeader(http.StatusOK)
return nil
}
// fetch the repository from the database
repo, err := h.repos.FindName(plugin.GetHost(), hook.Owner, hook.Repo)
if err != nil {
return notFound{}
}
if repo.Active == false ||
(repo.PostCommit == false && len(hook.PullRequest) == 0) ||
(repo.PullRequest == false && len(hook.PullRequest) != 0) {
w.WriteHeader(http.StatusOK)
return nil
}
// fetch the user from the database that owns this repo
user, err := h.users.Find(repo.UserID)
if err != nil {
return notFound{}
}
// featch the .drone.yml file from the database
client := plugin.GetClient(user.Access, user.Secret)
yml, err := client.GetScript(hook)
if err != nil {
return badRequest{err}
}
c := model.Commit{
RepoID: repo.ID,
Status: model.StatusEnqueue,
Sha: hook.Sha,
Branch: hook.Branch,
PullRequest: hook.PullRequest,
Timestamp: hook.Timestamp,
Message: hook.Message,
Config: yml}
c.SetAuthor(hook.Author)
// inser the commit into the database
if err := h.commits.Insert(&c); err != nil {
return badRequest{err}
}
//fmt.Printf("%s", yml)
// drop the items on the queue
go func() {
h.queue <- &model.Request{
Host: httputil.GetURL(r),
Repo: repo,
Commit: &c,
}
}()
return nil
}
func (h *HookHandler) Register(r *pat.Router) {
r.Post("/v1/hook/{host}", errorHandler(h.PostHook))
r.Put("/v1/hook/{host}", errorHandler(h.PostHook))
}