/*
goircd -- minimalistic simple Internet Relay Chat (IRC) server
-Copyright (C) 2014 Sergey Matveev <stargrave@stargrave.org>
+Copyright (C) 2014-2015 Sergey Matveev <stargrave@stargrave.org>
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
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
+
package main
import (
- "bytes"
"crypto/tls"
"flag"
+ "io/ioutil"
"log"
"net"
- "os"
"path"
"path/filepath"
"strings"
)
var (
- hostname = flag.String("hostname", "localhost", "Hostname")
- bind = flag.String("bind", ":6667", "Address to bind to")
- motd = flag.String("motd", "", "Path to MOTD file")
- logdir = flag.String("logdir", "", "Absolute path to directory for logs")
- statedir = flag.String("statedir", "", "Absolute path to directory for states")
-
- ssl = flag.Bool("ssl", false, "Use SSL only.")
- sslKey = flag.String("ssl_key", "", "SSL keyfile.")
- sslCert = flag.String("ssl_cert", "", "SSL certificate.")
+ version string
+ hostname = flag.String("hostname", "localhost", "Hostname")
+ bind = flag.String("bind", ":6667", "Address to bind to")
+ motd = flag.String("motd", "", "Path to MOTD file")
+ logdir = flag.String("logdir", "", "Absolute path to directory for logs")
+ statedir = flag.String("statedir", "", "Absolute path to directory for states")
+ passwords = flag.String("passwords", "", "Optional path to passwords file")
+ tlsBind = flag.String("tlsbind", "", "TLS address to bind to")
+ tlsPEM = flag.String("tlspem", "", "Path to TLS certificat+key PEM file")
+ verbose = flag.Bool("v", false, "Enable verbose logging.")
)
+func listenerLoop(sock net.Listener, events chan ClientEvent) {
+ for {
+ conn, err := sock.Accept()
+ if err != nil {
+ log.Println("Error during accepting connection", err)
+ continue
+ }
+ client := NewClient(conn)
+ go client.Processor(events)
+ }
+}
+
func Run() {
- var client *Client
events := make(chan ClientEvent)
log.SetFlags(log.Ldate | log.Lmicroseconds | log.Lshortfile)
- log_sink := make(chan LogEvent)
if *logdir == "" {
// Dummy logger
go func() {
- for _ = range log_sink {
+ for _ = range logSink {
}
}()
} else {
if !path.IsAbs(*logdir) {
log.Fatalln("Need absolute path for logdir")
- return
}
- go Logger(*logdir, log_sink)
+ go Logger(*logdir, logSink)
log.Println(*logdir, "logger initialized")
}
- state_sink := make(chan StateEvent)
- daemon := NewDaemon(*hostname, *motd, log_sink, state_sink)
+ log.Println("goircd " + version + " is starting")
if *statedir == "" {
// Dummy statekeeper
go func() {
- for _ = range state_sink {
+ for _ = range stateSink {
}
}()
} else {
if !path.IsAbs(*statedir) {
log.Fatalln("Need absolute path for statedir")
}
- states, err := filepath.Glob(*statedir + "/#*")
+ states, err := filepath.Glob(path.Join(*statedir, "#*"))
if err != nil {
log.Fatalln("Can not read statedir", err)
}
for _, state := range states {
- fd, err := os.Open(state)
+ buf, err := ioutil.ReadFile(state)
if err != nil {
- log.Fatalln("Can not open state", state, err)
+ log.Fatalf("Can not read state %s: %v", state, err)
}
- buf := make([]byte, 1024)
- _, err = fd.Read(buf)
- fd.Close()
- if err != nil {
- log.Fatalln("Can not read state", state, err)
- }
- room, _ := daemon.RoomRegister(path.Base(state))
- buf = bytes.TrimRight(buf, "\x00")
+ room, _ := RoomRegister(path.Base(state))
contents := strings.Split(string(buf), "\n")
- room.topic = contents[0]
- room.key = contents[1]
- log.Println("Loaded state for room", room.name)
+ if len(contents) < 2 {
+ log.Printf("State corrupted for %s: %q", *room.name, contents)
+ } else {
+ room.topic = &contents[0]
+ room.key = &contents[1]
+ log.Println("Loaded state for room", *room.name)
+ }
}
- go StateKeeper(*statedir, state_sink)
+ go StateKeeper(*statedir, stateSink)
log.Println(*statedir, "statekeeper initialized")
}
- var listener net.Listener
- if *ssl {
- cert, err := tls.LoadX509KeyPair(*sslCert, *sslKey)
- if err != nil {
- log.Fatalf("Could not load SSL keys from %s and %s: %s", *sslCert, *sslKey, err)
- }
- config := tls.Config{Certificates: []tls.Certificate{cert}}
- listener, err = tls.Listen("tcp", *bind, &config)
+ if *bind != "" {
+ listener, err := net.Listen("tcp", *bind)
if err != nil {
log.Fatalf("Can not listen on %s: %v", *bind, err)
}
- } else {
- var err error
- listener, err = net.Listen("tcp", *bind)
+ log.Println("Raw listening on", *bind)
+ go listenerLoop(listener, events)
+ }
+ if *tlsBind != "" {
+ cert, err := tls.LoadX509KeyPair(*tlsPEM, *tlsPEM)
if err != nil {
- log.Fatalf("Can not listen on %s: %v", *bind, err)
+ log.Fatalf("Could not load TLS keys from %s: %s", *tlsPEM, err)
}
- }
- log.Println("Listening on", *bind)
-
- go daemon.Processor(events)
- for {
- conn, err := listener.Accept()
+ config := tls.Config{Certificates: []tls.Certificate{cert}}
+ listenerTLS, err := tls.Listen("tcp", *tlsBind, &config)
if err != nil {
- log.Println("Error during accepting connection", err)
- continue
+ log.Fatalf("Can not listen on %s: %v", *tlsBind, err)
}
- client = NewClient(*hostname, conn)
- go client.Processor(events)
+ log.Println("TLS listening on", *tlsBind)
+ go listenerLoop(listenerTLS, events)
}
+ Processor(events, make(chan struct{}))
}
func main() {