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main.go
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main.go
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package main
import (
"flag"
"fmt"
"log"
"os"
"github.com/dailymotion/asteroid/pkg/network"
"github.com/dailymotion/asteroid/pkg/peer"
"github.com/dailymotion/asteroid/pkg/tools"
)
func main() {
var err error
// Init wireguard to keep all the values in one place
wireguard, err := tools.InitWG(os.Args)
if err != nil {
log.Printf("\nError parsing flags: %v\n", err)
os.Exit(1)
}
// Check which command has been given
switch os.Args[1] {
case "add":
// Checking if enough arguments have been given for the command
if len(os.Args) <= 5 {
log.Printf("Missing Arguments\n")
//addFlag.Usage()
os.Exit(2)
}
// Check if arguments are empty or haven't all necessary requirements
err = tools.CheckFlagValid(wireguard, "add")
if err != nil {
log.Fatalf("\nerror with arguments: %v\n", err)
}
// Connect to the server and get the connection
conn, err := network.ConnectAndRetrieve(wireguard, "add")
if err != nil {
log.Fatalf("\nerror: %v\n", err)
}
// Add new Peer to the server
if err := peer.AddNewPeer(conn, wireguard); err != nil {
log.Fatalf("error: %v\n", err)
} else {
// Message be like:
//################
//# Peer added ! #
//################
fmt.Printf("\n################\n# Peer added ! #\n################\n\n")
}
// We retrieve all the peer vpn ip to show the new added peer
listPeers, serverPubKey, err := network.RetrieveIPs(conn)
if err != nil {
fmt.Println("error: ", err)
os.Exit(1)
}
// Adding server public key to the wireguard object
wireguard.ServerPubKey = serverPubKey
//fmt.Printf("\n\nPeers informations\n-------------------\n")
network.ShowListIPs(listPeers)
// We check that one of the flag is true
if wireguard.GenerateFile || wireguard.GenerateOutput {
err := wireguard.RetrieveWGConfig()
if err != nil {
log.Fatalf("\nerror: %v\n", err)
}
}
case "view":
flag.Parse()
// We alert if too much arguments are given to the command
if len(os.Args) > 2 {
fmt.Printf("View doesn't take options\n\n")
flag.Usage()
os.Exit(2)
}
// Connect to the server and get the connection
conn, err := network.ConnectAndRetrieve(wireguard, "view")
if err != nil {
log.Fatalf("\nerror: %v\n", err)
}
listPeers, _, err := network.RetrieveIPs(conn)
if err != nil {
log.Fatalf("\nerror: %v\n", err)
}
fmt.Printf("\n\nPeers informations\n-------------------\n")
network.ShowListIPs(listPeers)
case "delete":
if len(os.Args) < 3 {
//deleteFlag.Usage()
os.Exit(2)
}
err = tools.CheckFlagValid(wireguard, "delete")
if err != nil {
fmt.Printf("Error with arguments: %v\n", err)
//deleteFlag.Usage()
os.Exit(2)
}
conn, err := network.ConnectAndRetrieve(wireguard, "delete")
if err != nil {
log.Fatalf("\nerror: %v\n", err)
}
if err = peer.DeletePeer(conn, wireguard.PeerDeleteKey); err != nil {
log.Fatalf("error: %v\n", err)
} else {
// Message be like:
//##################
//# Peer deleted ! #
//##################
fmt.Printf("\n##################\n# Peer deleted ! #\n##################\n")
fmt.Printf("Peer %v has been deleted !\n\n", wireguard.PeerDeleteKey)
}
listPeers, _, err := network.RetrieveIPs(conn)
if err != nil {
log.Fatalf("error: %v\n", err)
}
network.ShowListIPs(listPeers)
case "-h", "--help":
flag.Usage()
default:
fmt.Printf("%q is not valid command.\n\n", os.Args[1])
flag.Usage()
os.Exit(2)
}
}