mirror of
https://github.com/cwinfo/yggdrasil-go.git
synced 2024-11-30 05:31:35 +00:00
98 lines
2.1 KiB
Go
98 lines
2.1 KiB
Go
package main
|
|
|
|
/*
|
|
This is a small utility that is designed to accompany the vyatta-yggdrasil
|
|
package. It takes a HJSON configuration file, makes changes to it based on
|
|
the command line arguments, and then spits out an updated file.
|
|
*/
|
|
|
|
import (
|
|
"bytes"
|
|
"encoding/json"
|
|
"flag"
|
|
"fmt"
|
|
"io/ioutil"
|
|
"strconv"
|
|
|
|
"github.com/hjson/hjson-go"
|
|
"golang.org/x/text/encoding/unicode"
|
|
|
|
"github.com/yggdrasil-network/yggdrasil-go/src/config"
|
|
)
|
|
|
|
type nodeConfig = config.NodeConfig
|
|
|
|
func main() {
|
|
useconffile := flag.String("useconffile", "/etc/yggdrasil.conf", "update config at specified file path")
|
|
flag.Parse()
|
|
cfg := nodeConfig{}
|
|
var config []byte
|
|
var err error
|
|
config, err = ioutil.ReadFile(*useconffile)
|
|
if err != nil {
|
|
panic(err)
|
|
}
|
|
if bytes.Compare(config[0:2], []byte{0xFF, 0xFE}) == 0 ||
|
|
bytes.Compare(config[0:2], []byte{0xFE, 0xFF}) == 0 {
|
|
utf := unicode.UTF16(unicode.BigEndian, unicode.UseBOM)
|
|
decoder := utf.NewDecoder()
|
|
config, err = decoder.Bytes(config)
|
|
if err != nil {
|
|
panic(err)
|
|
}
|
|
}
|
|
var dat map[string]interface{}
|
|
if err := hjson.Unmarshal(config, &dat); err != nil {
|
|
panic(err)
|
|
}
|
|
confJson, err := json.Marshal(dat)
|
|
if err != nil {
|
|
panic(err)
|
|
}
|
|
json.Unmarshal(confJson, &cfg)
|
|
switch flag.Arg(0) {
|
|
case "setMTU":
|
|
cfg.IfMTU, err = strconv.Atoi(flag.Arg(1))
|
|
if err != nil {
|
|
cfg.IfMTU = 1280
|
|
}
|
|
if mtu, _ := strconv.Atoi(flag.Arg(1)); mtu < 1280 {
|
|
cfg.IfMTU = 1280
|
|
}
|
|
case "setIfName":
|
|
cfg.IfName = flag.Arg(1)
|
|
case "setListen":
|
|
cfg.Listen = flag.Arg(1)
|
|
case "setAdminListen":
|
|
cfg.AdminListen = flag.Arg(1)
|
|
case "setIfTapMode":
|
|
if flag.Arg(1) == "true" {
|
|
cfg.IfTAPMode = true
|
|
} else {
|
|
cfg.IfTAPMode = false
|
|
}
|
|
case "addPeer":
|
|
found := false
|
|
for _, v := range cfg.Peers {
|
|
if v == flag.Arg(1) {
|
|
found = true
|
|
}
|
|
}
|
|
if !found {
|
|
cfg.Peers = append(cfg.Peers, flag.Arg(1))
|
|
}
|
|
case "removePeer":
|
|
for k, v := range cfg.Peers {
|
|
if v == flag.Arg(1) {
|
|
cfg.Peers = append(cfg.Peers[:k], cfg.Peers[k+1:]...)
|
|
}
|
|
}
|
|
}
|
|
bs, err := hjson.Marshal(cfg)
|
|
if err != nil {
|
|
panic(err)
|
|
}
|
|
fmt.Println(string(bs))
|
|
return
|
|
}
|