2 goircd -- minimalistic simple Internet Relay Chat (IRC) server
3 Copyright (C) 2014 Sergey Matveev <stargrave@stargrave.org>
5 This program is free software: you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation, either version 3 of the License, or
8 (at your option) any later version.
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with this program. If not, see <http://www.gnu.org/licenses/>.
36 FormatMsg = "[%s] <%s> %s\n"
37 FormatMeta = "[%s] * %s %s\n"
40 // Client events going from each of client
41 // They can be either NEW, DEL or unparsed MSG
42 type ClientEvent struct {
48 func (m ClientEvent) String() string {
49 return string(m.eventType) + ": " + m.client.String() + ": " + m.text
52 // Logging in-room events
53 // Intended to tell when, where and who send a message or meta command
54 type LogEvent struct {
61 // Logging events logger itself
62 // Each room's events are written to separate file in logdir
63 // Events include messages, topic and keys changes, joining and leaving
64 func Logger(logdir string, events <-chan LogEvent) {
65 mode := os.O_CREATE | os.O_WRONLY | os.O_APPEND
66 perm := os.FileMode(0660)
68 for event := range events {
69 logfile := path.Join(logdir, event.where)
70 fd, err := os.OpenFile(logfile, mode, perm)
72 log.Println("Can not open logfile", logfile, err)
80 _, err = fd.WriteString(fmt.Sprintf(format, time.Now(), event.who, event.what))
83 log.Println("Error writing to logfile", logfile, err)
88 type StateEvent struct {
94 // Room state events saver
95 // Room states shows that either topic or key has been changed
96 // Each room's state is written to separate file in statedir
97 func StateKeeper(statedir string, events <-chan StateEvent) {
98 for event := range events {
99 fn := path.Join(statedir, event.where)
100 data := event.topic + "\n" + event.key + "\n"
101 err := ioutil.WriteFile(fn, []byte(data), os.FileMode(0660))
103 log.Printf("Can not write statefile %s: %v", fn, err)