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test-wifi - exit if ssid is not found or channel is unavailable

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This commit is contained in:
Jerry Vonau 2020-05-06 08:10:34 -05:00
parent 1b58d712cf
commit 2c7a720030
1 changed files with 22 additions and 17 deletions
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39
roles/network/templates/hostapd/test-wifi
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@ -22,8 +22,8 @@ fi
if [ -f /run/netplan/wpa-$IFACE.conf ]; then if [ -f /run/netplan/wpa-$IFACE.conf ]; then
NETPLAN=1 NETPLAN=1
SSID=`grep ssid /run/netplan/wpa-$IFACE.conf | awk -F = '{print $2}' | sed -r s/\"// | sed -r s/\"//` SSID=`grep ssid /run/netplan/wpa-$IFACE.conf | awk -F = '{print $2}' | sed -r s/\"// | sed -r s/\"//`
# covers netplan lack of country= echo "cover netplan lack of country="
sed 's|ctrl_interface=/run/wpa_supplicant|&\ncountry={{ host_country_code }}|' /run/netplan/wpa-$IFACE.conf sed -i 's|ctrl_interface=/run/wpa_supplicant|&\ncountry=US|' /run/netplan/wpa-$IFACE.conf
fi fi
# IIAB hint for NetworkManager # IIAB hint for NetworkManager
# could scrape /etc/NetworkManager/system-connections/ looking for ssid # could scrape /etc/NetworkManager/system-connections/ looking for ssid
@ -34,25 +34,32 @@ if [ -f /etc/iiab/iiab.env ]; then
fi fi
fi fi
echo "ssid is $SSID" echo "ssid is $SSID"
if [[ $SSID == "" ]]; then if [[ $SSID == "" ]] || [[ $SSID == "NA" ]]; then
echo "Couldn't find ssid to use exiting" echo "Couldn't find ssid $SSID to use exiting"
if [ $NETPLAN -eq 1 ]; then
echo "Netplan1"
fi
exit 0 exit 0
fi fi
# might need to start the dbus wpa_supplicant
#if [ $RASPBIAN -eq 1 ]; then
# systemctl start wpa_supplicant
#fi
wpa_cli -i $IFACE scan > /dev/null wpa_cli -i $IFACE scan > /dev/null
sleep 2 sleep 2
FREQ=`wpa_cli -i $IFACE scan_results | grep $SSID | awk '{print $2}'` FREQ=`wpa_cli -i $IFACE scan_results | grep $SSID | awk '{print $2}'`
for result in $FREQ; do for result in $FREQ; do
echo "frequency is $result for $SSID" echo "frequency is $result for $SSID"
if [ $result -lt 2485 ]; then if [ $result -lt 2485 ] && [ $result -gt 2407 ]; then
FREQ2=$result FREQ2=$result
break
fi fi
done done
echo "Using $FREQ2 for $SSID" echo "Using $FREQ2 for $SSID"
if [[ $FREQ2 == "" ]]; then
echo "Couldn't find frequency to use exiting"
if [ $NETPLAN -eq 1 ]; then
echo "Netplan2"
fi
exit 0
fi
# ubuntu on boot exits at this point timing - issue with wpa_cli and scanning
CHAN=$(($FREQ2 - 2407 )) CHAN=$(($FREQ2 - 2407 ))
CHAN=$(($CHAN / 5 )) CHAN=$(($CHAN / 5 ))
echo "channel is $CHAN for $SSID" echo "channel is $CHAN for $SSID"
@ -62,15 +69,13 @@ if [ $CHAN -ne $HOSTAPD ]; then
echo "Editing Hostapd for channel $CHAN" echo "Editing Hostapd for channel $CHAN"
cp /etc/hostapd/hostapd.conf.iiab /etc/hostapd/hostapd.conf cp /etc/hostapd/hostapd.conf.iiab /etc/hostapd/hostapd.conf
sed -i -e "s/^channel.*/channel=$CHAN/" /etc/hostapd/hostapd.conf sed -i -e "s/^channel.*/channel=$CHAN/" /etc/hostapd/hostapd.conf
# too soon to for raspbian to call hostapd but hostapd gets called after this script anyway.
if [ RASPBIAN -eq 0 ]; then
systemctl stop wpa_supplicant
systemctl start hostapd
systemctl start wpa_supplicant
fi
fi fi
# covers netplan lack of country= systemctl stop wpa_supplicant
systemctl stop hostapd
systemctl start hostapd
systemctl start wpa_supplicant
if [ $NETPLAN -eq 1 ]; then if [ $NETPLAN -eq 1 ]; then
echo "Netplan3"
# This is more of a netplan workaround should go away. # This is more of a netplan workaround should go away.
systemctl restart netplan-wpa-$IFACE.service systemctl restart netplan-wpa-$IFACE.service
fi fi