Add wireguard interface setup script.

020_wireguard.sh

@@ -0,0 +1,35 @@
+apt-get update
+apt-get install wireguard-dkms wireguard-tools
+
+
+LISTENPORT=51820
+PEERPORT=52037
+SAVECONFIG=true
+ADDRESS="10.0.0.5/24"
+PEER="tagmar.net"
+ALLOWED="10.0.0.1/32"
+PRIVATEKEY=$(wg genkey)
+PUBLICKEY=$(echo ${PRIVATEKEY} | wg pubkey)
+PEERPUBLIC="IUV3V1SwE1b+6HbJPoVg5XGrkSS8re3oV4JamDbmrC0="
+
+(umask 077 && printf "[Interface]\nPrivateKey = " | sudo tee /etc/wireguard/wg0.conf > /dev/null)
+wg genkey | sudo tee -a /etc/wireguard/wg0.conf | wg pubkey | sudo tee /etc/wireguard/publickey
+
+echo > /etc/wireguard/wg0.conf<< "EOF"
+[Interface]
+PrivateKey = ${PRIVATEKEY}
+ListenPort = ${LISTENPORT}
+SaveConfig = ${SAVECONFIG}
+
+Address = ${ADDRESS}
+
+
+[Peer]
+PublicKey = ${PEERPUBLIC}
+AllowedIPs = ${ALLOWED}
+Endpoint = ${PEER}:${PEERPORT}
+EOF
+
+echo ${PUBLICKEY} > /etc/wireguard/publickey
+
+