// OpenSAPS - Open Slack API server for everyone. // // Copyright (c) 2017, Stanislav N. aka pztrn. // All rights reserved. // // This program is free software: you can redistribute it and/or modify // it under the terms of the GNU General Public License as published by // the Free Software Foundation, either version 3 of the License, or // (at your option) any later version. // // This program is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU General Public License for more details. // // You should have received a copy of the GNU General Public License // along with this program. If not, see . package slack import ( // stdlib "encoding/json" "fmt" "io/ioutil" "net/http" "strings" // local "lab.pztrn.name/pztrn/opensaps/slack/message" ) type SlackHandler struct {} func (sh SlackHandler) ServeHTTP(respwriter http.ResponseWriter, req *http.Request) { c.Log.Debugf("Received '%s' (empty = GET) request from %s, URL: '%s'", req.Method, req.Host, req.URL.Path) // We should catch only POST requests. Otherwise return HTTP 404. if req.Method != "POST" { c.Log.Debugln("Not a POST request, returning HTTP 404") respwriter.WriteHeader(404) fmt.Fprintf(respwriter, "NOT FOUND") return } body, _ := ioutil.ReadAll(req.Body) req.Body.Close() c.Log.Debugf("Received body: %s", string(body)) // Try to figure out where we should push received data. url_splitted := strings.Split(req.URL.Path, "/") fmt.Println(url_splitted) cfg := c.Config.GetConfig() var sent_to_pusher bool = false for name, config := range cfg.Webhooks { if strings.Contains(url_splitted[2], config.Slack.Random1) && strings.Contains(url_splitted[3], config.Slack.Random2) && strings.Contains(url_splitted[4], config.Slack.LongRandom) { c.Log.Debugf("Passed data belongs to '%s' and should go to '%s' pusher, protocol '%s'", name, config.Remote.PushTo, config.Remote.Pusher) // Parse message into SlackMessage structure. slackmsg := slackmessage.SlackMessage{} err := json.Unmarshal(body, &slackmsg) if err != nil { c.Log.Error("Failed to decode JSON into SlackMessage struct: '%s'", err.Error()) return } c.SendToPusher(config.Remote.Pusher, config.Remote.PushTo, slackmsg) sent_to_pusher = true } } if !sent_to_pusher { c.Log.Debug("Don't know where to push data. Ignoring with HTTP 404") respwriter.WriteHeader(404) fmt.Fprintf(respwriter, "NOT FOUND") } }