wlan-chk

#!/bin/bash
# If wlan loses connection restart
# depends: ifupdown swh curl avahi

func () {
tee /etc/systemd/system/wlan-chk.service <<EOF
[Unit]
Description=Wlan Check
ConditionFileIsExecutable=/usr/local/bin/wlan-chk
After=network.target network-online.target ifup@.service bluetooth.target

[Service]
Type=forking
ExecStart=/usr/local/bin/wlan-chk > /dev/null 2>&1
TimeoutSec=0
RemainAfterExit=yes
StandardOutput=journal+console
StandardError=journal+console

[Install]
WantedBy=multi-user.target
EOF
systemctl enable wlan-chk
}

# verbosity
#set -x

# allow 1 minute before running loop
sleep 60

# run loop
while true; do
	service avahi-daemon restart # make sure avahi is available
	if [[ `curl -I https://github.com 2>&1 | grep 'HTTP/2 200'` ]]; then sleep 300; else swh -r; sleep 300; fi
done

exit 0