X-Git-Url: http://git.scottworley.com/reliable-chat/blobdiff_plain/a69e0831f99b9f46bfd7116da4eb0f8b37e67073..c301e690609e79727844622d29a0931267a27de4:/server/server.go diff --git a/server/server.go b/server/server.go index f19cefc..8dce69b 100644 --- a/server/server.go +++ b/server/server.go @@ -1,3 +1,20 @@ +/* reliable-chat - multipath chat + * Copyright (C) 2012 Scott Worley + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU Affero 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 Affero General Public License for more details. + * + * You should have received a copy of the GNU Affero General Public License + * along with this program. If not, see . + */ + package main import "container/list" @@ -10,12 +27,15 @@ import "strconv" import "time" var port = flag.Int("port", 21059, "Port to listen on") +var localaddress = flag.String("localaddress", "", "Local address to bind to") +var max_messages = flag.Int("maxmessages", 1000, "Maximum number of messages to retain") -var frame_count = expvar.NewInt("frame_count") +var start_time = expvar.NewInt("start_time") var speak_count = expvar.NewInt("speak_count") var fetch_count = expvar.NewInt("fetch_count") var fetch_wait_count = expvar.NewInt("fetch_wait_count") var fetch_wake_count = expvar.NewInt("fetch_wake_count") +var drop_due_to_limit_count = expvar.NewInt("drop_due_to_limit_count") type Message struct { Time time.Time @@ -38,7 +58,6 @@ type Store struct { func manage_store(store Store) { messages := list.New() message_count := 0 - max_messages := 1000 waiting := list.New() main: for { @@ -55,10 +74,11 @@ main: } waiting.Init() messages.PushBack(new_message) - if message_count < max_messages { + if message_count < *max_messages { message_count++ } else { messages.Remove(messages.Front()) + drop_due_to_limit_count.Add(1) } case request, ok := <-store.Get: if !ok { @@ -96,46 +116,8 @@ func start_store() Store { return store } -const frame_html = ` - - - - - - - - +const robots_txt = `User-agent: * +Disallow: / ` func start_server(store Store) { @@ -161,6 +143,7 @@ func start_server(store Store) { return } w.Header().Add("Content-Type", "application/json") + w.Header().Add("Access-Control-Allow-Origin", "*") w.Write(json_encoded) }) @@ -171,16 +154,16 @@ func start_server(store Store) { r.FormValue("text")} }) - http.HandleFunc("/frame", func(w http.ResponseWriter, r *http.Request) { - frame_count.Add(1) - w.Write([]byte(frame_html)); + http.HandleFunc("/robots.txt", func(w http.ResponseWriter, r *http.Request) { + w.Write([]byte(robots_txt)) }) - log.Fatal(http.ListenAndServe(":"+strconv.Itoa(*port), nil)) + log.Fatal(http.ListenAndServe(*localaddress+":"+strconv.Itoa(*port), nil)) } func main() { flag.Parse() + start_time.Set(time.Now().UnixNano()) store := start_store() start_server(store) }