#!/bin/bash
-AP_HOSTS="$(awk '/^Host.*openwrt/ {print $2}' < ~/.ssh/config | grep -v router)"
+AP_HOSTS="$(awk '/^Host.*openwrt/ {print $2}' < ~/.ssh/config)"
for host in $AP_HOSTS; do
- ssh "$host" 'for f in /sys/devices/virtual/net/*/*wlan*/brport/hairpin_mode; do echo 1 > "$f"; done'
+ ssh "$host" 'for f in /sys/devices/virtual/net/*/*wlan*/brport/hairpin_mode; do [ -f $f ] && echo 1 > "$f"; done'
done