wg-installer: cosmetic changes

Use "ip addr" instead of "ip addres" or "ip a".

Signed-off-by: Nick Hainke <vincent@systemli.org>

net/wg-installer/common/wg.sh

@@ -29,7 +29,7 @@ check_wg_neighbors() {
 
     wg_interfaces=$(ip link | grep wg | awk '{print $2}' | sed 's/://')
     for phy in $wg_interfaces; do
-        linklocal=$(ip -6 a list dev $phy | grep "scope link" | awk '{print $2}' | sed 's/\/64//') 2>/dev/null
+        linklocal=$(ip -6 addr list dev $phy | grep "scope link" | awk '{print $2}' | sed 's/\/64//') 2>/dev/null
         ips=$(ping ff02::1%$phy -w5 -W5 -c10 | awk '/from/{print($4)}' | sed 's/.$//') 2>/dev/null
         delete=1
         for ip in $ips; do

net/wg-installer/wg-client/wg-client-installer.sh

@@ -86,8 +86,8 @@ register_client_interface () {
 
 	ip link add dev $ifname type wireguard
 
-	ip -6 a a dev $ifname $client_ip
-	ip -6 a a dev $ifname fe80::2/64
+	ip -6 addr add dev $ifname $client_ip
+	ip -6 addr add dev $ifname fe80::2/64
 	wg set $ifname listen-port $port private-key $privkey peer $pubkey allowed-ips 0.0.0.0/0,::0/0 endpoint "${endpoint}:${gw_port}"
 	ip link set up dev $ifname
 	ip link set mtu $mtu_client dev $ifname # configure mtu here!

net/wg-installer/wg-server/lib/wg_functions.sh

@@ -65,14 +65,14 @@ wg_register () {
 	# create wg tunnel
 	ip link add dev $ifname type wireguard
 	wg set $ifname listen-port $port private-key $gw_key peer $public_key allowed-ips 0.0.0.0/0,::0/0
-	ip -6 address add $gw_ip_assign dev $ifname
-	ip -6 address add fe80::1/64 dev $ifname
+	ip -6 addr add $gw_ip_assign dev $ifname
+	ip -6 addr add fe80::1/64 dev $ifname
 
 	v4prefix=$(uci get wgserver.@server[0].base_v4prefix)
 	if [ $? -eq 0 ]; then
 		gw_ipv4=$(owipcalc $v4prefix add $offset next 32) # gateway ip
 		gw_ipv4_assign="${gw_ipv4}/32"
-		ip address add $gw_ipv4_assign broadcast 255.255.255.255 dev $ifname
+		ip addr add $gw_ipv4_assign broadcast 255.255.255.255 dev $ifname
 	fi
 
 	ip link set up dev $ifname