100 lines
1.8 KiB
Go
100 lines
1.8 KiB
Go
package main
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import (
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"flag"
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"fmt"
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"os"
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"strconv"
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"github.com/BurntSushi/toml"
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)
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var (
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settings Settings
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)
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var LogLevelMap = map[string]int{
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"DEBUG": LevelDebug,
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"INFO": LevelInfo,
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"NOTICE": LevelNotice,
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"WARN": LevelWarn,
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"ERROR": LevelError,
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}
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type Settings struct {
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Version string
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Debug bool
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Server DNSServerSettings `toml:"server"`
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ResolvConfig ResolvSettings `toml:"resolv"`
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Redis RedisSettings `toml:"redis"`
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Log LogSettings `toml:"log"`
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Cache CacheSettings `toml:"cache"`
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Hosts HostsSettings `toml:"hosts"`
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}
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type ResolvSettings struct {
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ResolvFile string `toml:"resolv-file"`
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Timeout int
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Interval int
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}
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type DNSServerSettings struct {
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Host string
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Port int
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}
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type RedisSettings struct {
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Host string
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Port int
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DB int
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Password string
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}
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func (s RedisSettings) Addr() string {
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return s.Host + ":" + strconv.Itoa(s.Port)
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}
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type LogSettings struct {
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Stdout bool
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File string
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Level string
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}
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func (ls LogSettings) LogLevel() int {
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l, ok := LogLevelMap[ls.Level]
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if !ok {
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panic("Config error: invalid log level: " + ls.Level)
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}
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return l
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}
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type CacheSettings struct {
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Backend string
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Expire int
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Maxcount int
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}
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type HostsSettings struct {
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Enable bool
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HostsFile string `toml:"host-file"`
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RedisEnable bool `toml:"redis-enable"`
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RedisKey string `toml:"redis-key"`
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TTL uint32 `toml:"ttl"`
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RefreshInterval uint32 `toml:"refresh-interval"`
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}
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func init() {
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var configFile string
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flag.StringVar(&configFile, "c", "godns.conf", "Look for godns toml-formatting config file in this directory")
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flag.Parse()
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if _, err := toml.DecodeFile(configFile, &settings); err != nil {
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fmt.Printf("%s is not a valid toml config file\n", configFile)
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fmt.Println(err)
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os.Exit(1)
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}
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}
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