dsnet/init.go
2020-03-02 02:54:43 +00:00

43 lines
824 B
Go

package dsnet
import (
"fmt"
"math/rand"
"net"
"time"
//"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",
ReportFile: DEFAULT_REPORT_FILE,
}
conf.MustSave()
fmt.Printf("Config written to %s. Please edit.", CONFIG_FILE)
}
// get a random /22 subnet on 10.0.0.0 (1023 hosts) (or /24?)
func getRandomNetwork() JSONIPNet {
rbs := make([]byte, 2)
rand.Seed(time.Now().UTC().UnixNano())
rand.Read(rbs)
return JSONIPNet{
IPNet: net.IPNet{
net.IP{10, rbs[0], rbs[1] << 2, 0},
net.IPMask{255, 255, 252, 0},
},
}
}