dsnet/init.go
2020-03-01 22:58:21 +00:00

48 lines
882 B
Go

package dsnet
import (
"net"
"math/rand"
"fmt"
"time"
"encoding/json"
//"github.com/mikioh/ipaddr"
)
func Init() {
privateKey := GenerateJSONPrivateKey()
presharedKey := GenerateJSONKey()
conf := DsnetConfig{
PrivateKey: privateKey,
PresharedKey: presharedKey,
ListenPort: DEFAULT_LISTEN_PORT,
Network: getRandomNetwork(),
Peers: make([]PeerConfig,0),
Domain: "dsnet",
}
//fmt.Println(conf.Network.String())
//fmt.Printf("%-+v/n",conf)
_json, _ := json.MarshalIndent(conf, "", " ")
fmt.Println(string(_json))
}
// get a random /22 subnet on 10.0.0.0 (1023 hosts) (or /24?)
// TODO also the 20 bit block and 16 bit block?
func getRandomNetwork() JSONIPNet {
rbs := make([]byte, 2)
rand.Seed(time.Now().UTC().UnixNano())
rand.Read(rbs)
return JSONIPNet{
net.IPNet {
net.IP{10,rbs[0],rbs[1]<<2,0},
net.IPMask{255,255,252,0},
},
}
}