mirror of
https://github.com/ergochat/ergo.git
synced 2024-11-10 22:19:31 +01:00
switch to gcfg for conf file
- add some validation for config file - add comments explaining config - remove TLS listener since most clients can't use it anyway - remove unused nick generation function
This commit is contained in:
Jeremy Latt
parent
542744d52a
commit
83d021fcb7
39
config.json
39
config.json
@ -1,39 +0,0 @@
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// Ergonomadic IRC Server Config
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// -----------------------------
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// Passwords are generated by `ergonomadic -genpasswd "$plaintext"`.
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// Comments are not allowed in the actual config file.
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{
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// `name` is usually a hostname.
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"name": "irc.example.com",
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// The path to the MOTD is relative to this file's directory.
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"motd": "motd.txt",
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// PASS command password
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"password": "JDJhJDA0JHBBenUyV3Z5UU5iWUpiYmlNMlNLZC5VRDZDM21HUzFVbmxLUUI3NTVTLkZJOERLdUFaUWNt",
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// `listeners` are places to bind and listen for
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// connections. http://golang.org/pkg/net/#Dial demonstrates valid
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// values for `net` and `address`. `net` is optional and defaults
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// to `tcp`.
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"listeners": [ {
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"address": "localhost:7777"
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}, {
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"net": "tcp6",
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"address": "[::1]:7777"
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} ],
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// Operators for the OPER command
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"operators": [ {
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"name": "root",
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"password": "JDJhJDA0JHBBenUyV3Z5UU5iWUpiYmlNMlNLZC5VRDZDM21HUzFVbmxLUUI3NTVTLkZJOERLdUFaUWNt"
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} ],
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// Global debug flags. `net` generates a lot of output.
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"debug": {
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"net": true,
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"client": false,
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"channel": false,
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"server": false
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}
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}
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16
ergonomadic.conf
Normal file
16
ergonomadic.conf
Normal file
@ -0,0 +1,16 @@
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[server]
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name = "irc.example.com" ; required, usually a hostname
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database = "ergonomadic.db" ; path relative to this file
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listen = "localhost:6667" ; see `net.Listen` for examples
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listen = "[::1]:6667" ; multiple `listen`s are allowed.
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motd = "motd.txt" ; path relative to this file
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password = "JDJhJDA0JHJzVFFlNXdOUXNhLmtkSGRUQVVEVHVYWXRKUmdNQ3FKVTRrczRSMTlSWGRPZHRSMVRzQmtt"
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[operator "root"]
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password = "JDJhJDA0JEhkcm10UlNFRkRXb25iOHZuSDVLZXVBWlpyY0xyNkQ4dlBVc1VMWVk1LlFjWFpQbGxZNUtl"
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[debug]
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net = true
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client = false
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channel = false
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server = false
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@ -22,9 +22,9 @@ func genPasswd(passwd string) {
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}
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func initDB(config *irc.Config) {
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os.Remove(config.Database())
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os.Remove(config.Server.Database)
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db, err := sql.Open("sqlite3", config.Database())
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db, err := sql.Open("sqlite3", config.Server.Database)
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if err != nil {
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log.Fatal(err)
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}
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@ -64,10 +64,10 @@ func main() {
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}
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// TODO move to data structures
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irc.DEBUG_NET = config.Debug["net"]
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irc.DEBUG_CLIENT = config.Debug["client"]
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irc.DEBUG_CHANNEL = config.Debug["channel"]
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irc.DEBUG_SERVER = config.Debug["server"]
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irc.DEBUG_NET = config.Debug.Net
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irc.DEBUG_CLIENT = config.Debug.Client
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irc.DEBUG_CHANNEL = config.Debug.Channel
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irc.DEBUG_SERVER = config.Debug.Server
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irc.NewServer(config).Run()
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}
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100
irc/config.go
100
irc/config.go
@ -1,18 +1,22 @@
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package irc
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import (
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"code.google.com/p/gcfg"
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"encoding/base64"
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"encoding/json"
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"errors"
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"log"
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"os"
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"path/filepath"
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)
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func decodePassword(password string) []byte {
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if password == "" {
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type PassConfig struct {
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Password string
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}
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func (conf *PassConfig) PasswordBytes() []byte {
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if conf.Password == "" {
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return nil
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}
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bytes, err := base64.StdEncoding.DecodeString(password)
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bytes, err := base64.StdEncoding.DecodeString(conf.Password)
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if err != nil {
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log.Fatal(err)
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}
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@ -20,72 +24,56 @@ func decodePassword(password string) []byte {
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}
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type Config struct {
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Debug map[string]bool
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Listeners []ListenerConfig
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MOTD string
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Name string
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Operators []OperatorConfig
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Password string
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directory string
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Server struct {
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PassConfig
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Database string
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Listen []string
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MOTD string
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Name string
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}
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Operator map[string]*PassConfig
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Debug struct {
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Net bool
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Client bool
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Channel bool
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Server bool
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}
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}
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func (conf *Config) Database() string {
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return filepath.Join(conf.directory, "ergonomadic.db")
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}
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func (conf *Config) PasswordBytes() []byte {
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return decodePassword(conf.Password)
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}
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func (conf *Config) OperatorsMap() map[string][]byte {
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func (conf *Config) Operators() map[string][]byte {
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operators := make(map[string][]byte)
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for _, opConf := range conf.Operators {
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operators[opConf.Name] = opConf.PasswordBytes()
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for name, opConf := range conf.Operator {
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operators[name] = opConf.PasswordBytes()
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}
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return operators
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}
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type OperatorConfig struct {
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Name string
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Password string
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}
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func (conf *OperatorConfig) PasswordBytes() []byte {
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return decodePassword(conf.Password)
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}
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type ListenerConfig struct {
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Net string
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Address string
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Key string
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Certificate string
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}
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func (config *ListenerConfig) IsTLS() bool {
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return (config.Key != "") && (config.Certificate != "")
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}
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func LoadConfig(filename string) (config *Config, err error) {
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config = &Config{}
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file, err := os.Open(filename)
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err = gcfg.ReadFileInto(config, filename)
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if err != nil {
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return
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}
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defer file.Close()
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decoder := json.NewDecoder(file)
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err = decoder.Decode(config)
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if err != nil {
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if config.Server.Name == "" {
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err = errors.New("server.name missing")
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return
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}
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if config.Server.Database == "" {
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err = errors.New("server.database missing")
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return
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}
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if len(config.Server.Listen) == 0 {
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err = errors.New("server.listen missing")
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return
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}
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config.directory = filepath.Dir(filename)
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config.MOTD = filepath.Join(config.directory, config.MOTD)
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for _, lconf := range config.Listeners {
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if lconf.Net == "" {
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lconf.Net = "tcp"
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}
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// make
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dir := filepath.Dir(filename)
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if config.Server.MOTD != "" {
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config.Server.MOTD = filepath.Join(dir, config.Server.MOTD)
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}
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config.Server.Database = filepath.Join(dir, config.Server.Database)
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return
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}
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@ -2,10 +2,7 @@ package irc
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import (
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"bufio"
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"crypto/rand"
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"crypto/tls"
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"database/sql"
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"encoding/binary"
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"fmt"
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_ "github.com/mattn/go-sqlite3"
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"log"
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@ -36,7 +33,7 @@ type Server struct {
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}
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func NewServer(config *Config) *Server {
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db, err := sql.Open("sqlite3", config.Database())
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db, err := sql.Open("sqlite3", config.Server.Database)
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if err != nil {
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log.Fatal(err)
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}
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@ -48,11 +45,11 @@ func NewServer(config *Config) *Server {
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ctime: time.Now(),
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db: db,
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idle: make(chan *Client, 16),
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motdFile: config.MOTD,
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name: config.Name,
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motdFile: config.Server.MOTD,
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name: config.Server.Name,
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newConns: make(chan net.Conn, 16),
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operators: config.OperatorsMap(),
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password: config.PasswordBytes(),
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operators: config.Operators(),
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password: config.Server.PasswordBytes(),
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signals: make(chan os.Signal, 1),
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timeout: make(chan *Client, 16),
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}
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@ -61,8 +58,8 @@ func NewServer(config *Config) *Server {
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server.loadChannels()
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for _, listenerConf := range config.Listeners {
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go server.listen(listenerConf)
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for _, addr := range config.Server.Listen {
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go server.listen(addr)
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}
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return server
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@ -169,33 +166,18 @@ func (server *Server) InitPhase() Phase {
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return Authorization
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}
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func newListener(config ListenerConfig) (net.Listener, error) {
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if config.IsTLS() {
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certificate, err := tls.LoadX509KeyPair(config.Certificate, config.Key)
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if err != nil {
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return nil, err
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}
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return tls.Listen("tcp", config.Address, &tls.Config{
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Certificates: []tls.Certificate{certificate},
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PreferServerCipherSuites: true,
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})
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}
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return net.Listen("tcp", config.Address)
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}
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//
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// listen goroutine
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//
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func (s *Server) listen(config ListenerConfig) {
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listener, err := newListener(config)
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func (s *Server) listen(addr string) {
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listener, err := net.Listen("tcp", addr)
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if err != nil {
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log.Fatal(s, "listen error: ", err)
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}
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if DEBUG_SERVER {
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log.Printf("%s listening on %s", s, config.Address)
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log.Printf("%s listening on %s", s, addr)
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}
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for {
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@ -214,24 +196,6 @@ func (s *Server) listen(config ListenerConfig) {
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}
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}
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func (s *Server) GenerateGuestNick() string {
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bytes := make([]byte, 8)
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for {
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_, err := rand.Read(bytes)
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if err != nil {
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panic(err)
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}
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randInt, n := binary.Uvarint(bytes)
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if n <= 0 {
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continue // TODO handle error
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}
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nick := fmt.Sprintf("guest%d", randInt)
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if s.clients.Get(nick) == nil {
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return nick
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}
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}
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}
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//
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// server functionality
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//
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