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#560 back-restore wifi settings without reboot (#1584)

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Christian Rotzoll 2020-09-23 15:28:11 +02:00 committed by GitHub
parent 64e5d58e72
commit bcb7706cb3
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2 changed files with 48 additions and 14 deletions
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12
home.admin/_bootstrap.sh
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@ -357,16 +357,8 @@ if [ ${isMounted} -eq 0 ]; then
echo "Refreshing links between directories/drives .." >> $logFile
sudo /home/admin/config.scripts/blitz.datadrive.sh link
# check if there is a WIFI configuration to restore
configWifiExists=$(sudo cat /etc/wpa_supplicant/wpa_supplicant.conf 2>/dev/null| grep -c "network=")
configWifiHDD=$(sudo cat /mnt/hdd/app-data/wpa_supplicant.conf 2>/dev/null| grep -c "network=")
if [ ${configWifiExists} -eq 0 ] && [ ${configWifiHDD} -eq 1 ]; then
echo "Restoring WIFI setting & rebooting .." >> $logFile
sudo cp /mnt/hdd/app-data/wpa_supplicant.conf /boot/wpa_supplicant.conf
sudo chmod 755 /boot/wpa_supplicant.conf
sudo reboot now
exit 0
fi
# check if there is a WIFI configuration to backup or restore
sudo /home/admin/config.scripts/internet.wifi.sh backup-restore
# make sure at this point local network is connected
wait_for_local_network

50
home.admin/config.scripts/internet.wifi.sh
View File

@ -6,6 +6,7 @@ if [ $# -eq 0 ] || [ "$1" = "-h" ] || [ "$1" = "-help" ]; then
echo "# internet.wifi.sh status"
echo "# internet.wifi.sh on SSID PASSWORD"
echo "# internet.wifi.sh off"
echo "# internet.wifi.sh backup-restore"
exit 1
fi
@ -49,10 +50,12 @@ network={
}"
echo "${wifiConfig}" > "/home/admin/wpa_supplicant.conf"
sudo chown root:root /home/admin/wpa_supplicant.conf
sudo mv /home/admin/wpa_supplicant.conf /boot/wpa_supplicant.conf
sudo chmod 755 /boot/wpa_supplicant.conf
sudo mv /home/admin/wpa_supplicant.conf /etc/wpa_supplicant/wpa_supplicant.conf
sudo chmod 755 /etc/wpa_supplicant/wpa_supplicant.conf
echo "# OK - reboot needed to activate new WIFI settings - use command: restart"
# activate new wifi settings
sudo wpa_cli -i wlan0 reconfigure 1>/dev/null
echo "# OK - changes should be actrive now - maybe reboot needed"
exit 0
elif [ "$1" == "off" ]; then
@ -67,9 +70,48 @@ update_config=1"
sudo rm /boot/wpa_supplicant.conf 2>/dev/null
sudo rm /mnt/hdd/app-data/wpa_supplicant.conf 2>/dev/null
echo "# OK - reboot needed to turn WIFI off - use command: restart"
# activate new wifi settings
sudo wpa_cli -i wlan0 reconfigure 1>/dev/null
echo "# OK - changes should be actrive now - maybe reboot needed"
exit 0
# https://github.com/rootzoll/raspiblitz/issues/560
# when calling this it will backup wpa_supplicant.conf to HDD (if WIFI is active)
# or when WIFI is inactive but a wpa_supplicant.conf exists restore this
elif [ "$1" == "backup-restore" ]; then
# check if HDD already exists
if [ -d /mnt/hdd/app-data ]; then
echo "# running backup/restore wifi settings"
else
echo "error='no hdd'"
exit 1
fi
wifiBackUpExists=$()
if [ ${wifiIsSet} -eq 1 ]; then
# BACKUP latest wifi settings to HDD
sudo cp /etc/wpa_supplicant/wpa_supplicant.conf /mnt/hdd/app-data/wpa_supplicant.conf
echo "wifiRestore=0"
echo "wifiBackup=1"
exit 0
elif [ -f /mnt/hdd/app-data/wpa_supplicant.conf ]; then
# RESTORE backuped wifi settings from HDD to RaspiBlitz
sudo cp /mnt/hdd/app-data/wpa_supplicant.conf /etc/wpa_supplicant/wpa_supplicant.conf
echo "# restoring old wifi settings ... wait 4 secounds to connect"
sudo wpa_cli -i wlan0 reconfigure 1>/dev/null
sleep 4
echo "wifiRestore=1"
echo "wifiBackup=0"
exit 0
else
# noting to backup or restore
echo "wifiRestore=0"
echo "wifiBackup=0"
exit 0
fi
else
echo "err='parameter not known - run with -help'"
fi