package github import ( "encoding/json" "io/ioutil" "log" "net/http" "github.com/gorilla/mux" "github.com/influxdata/telegraf" ) type GithubWebhook struct { Path string acc telegraf.Accumulator } func (gh *GithubWebhook) Register(router *mux.Router, acc telegraf.Accumulator) { router.HandleFunc(gh.Path, gh.eventHandler).Methods("POST") log.Printf("Started the webhooks_github on %s\n", gh.Path) gh.acc = acc } func (gh *GithubWebhook) eventHandler(w http.ResponseWriter, r *http.Request) { defer r.Body.Close() eventType := r.Header["X-Github-Event"][0] data, err := ioutil.ReadAll(r.Body) if err != nil { w.WriteHeader(http.StatusBadRequest) return } e, err := NewEvent(data, eventType) if err != nil { w.WriteHeader(http.StatusBadRequest) return } p := e.NewMetric() gh.acc.AddFields("github_webhooks", p.Fields(), p.Tags(), p.Time()) w.WriteHeader(http.StatusOK) } func generateEvent(data []byte, event Event) (Event, error) { err := json.Unmarshal(data, event) if err != nil { return nil, err } return event, nil } type newEventError struct { s string } func (e *newEventError) Error() string { return e.s } func NewEvent(data []byte, name string) (Event, error) { log.Printf("New %v event received", name) switch name { case "commit_comment": return generateEvent(data, &CommitCommentEvent{}) case "create": return generateEvent(data, &CreateEvent{}) case "delete": return generateEvent(data, &DeleteEvent{}) case "deployment": return generateEvent(data, &DeploymentEvent{}) case "deployment_status": return generateEvent(data, &DeploymentStatusEvent{}) case "fork": return generateEvent(data, &ForkEvent{}) case "gollum": return generateEvent(data, &GollumEvent{}) case "issue_comment": return generateEvent(data, &IssueCommentEvent{}) case "issues": return generateEvent(data, &IssuesEvent{}) case "member": return generateEvent(data, &MemberEvent{}) case "membership": return generateEvent(data, &MembershipEvent{}) case "page_build": return generateEvent(data, &PageBuildEvent{}) case "public": return generateEvent(data, &PublicEvent{}) case "pull_request": return generateEvent(data, &PullRequestEvent{}) case "pull_request_review_comment": return generateEvent(data, &PullRequestReviewCommentEvent{}) case "push": return generateEvent(data, &PushEvent{}) case "release": return generateEvent(data, &ReleaseEvent{}) case "repository": return generateEvent(data, &RepositoryEvent{}) case "status": return generateEvent(data, &StatusEvent{}) case "team_add": return generateEvent(data, &TeamAddEvent{}) case "watch": return generateEvent(data, &WatchEvent{}) } return nil, &newEventError{"Not a recognized event type"} }