Fix wifi

README.md

@@ -12,9 +12,20 @@ sudo systemctl mask swap.target
 sudo systemctl disable --now bluetooth
 ```
 
+Execute `sudo crontab -e` and add
+```
+@reboot /usr/sbin/iw wlan0 set power_save off
+*/5 * * * * /home/andras/frame/wifi-check.sh > /home/andras/wifi.log 2>&1
+```
+
+Execute `crontab -e` and add
+```
+*/15 * * * * cd ~/frame && python3 display.py -o 90 >> ~/frame.log 2>&1
+```
+
+
 Reduce journald writes
 Edit /etc/systemd/journald.conf:
-
 ```
 Storage=volatile
 ```

src/wifi-check.sh

@@ -0,0 +1,8 @@
+#!/bin/bash
+
+if ! ping -c 1 -W 5 192.168.0.1 > /dev/null 2>&1; then
+    logger "WiFi check: no connectivity, restarting wlan0"
+    ip link set wlan0 down
+    sleep 2
+    ip link set wlan0 up
+fi