Initial commit

Basic working code that is capable of establishing the Wireguard tunnel given that there is properly configured `.psk` file for at least one known wifi network (see README.md for more details)
2025-02-27 13:59:58 +00:00
commit 8176e71b81
27 changed files with 1355 additions and 0 deletions
@@ -0,0 +1,37 @@
+#!/bin/sh
+
+current_process=$$
+tries=3
+some_time=5
+
+kill_child_processes() {
+    for dir in /proc/[0-9]*; do
+        process_id=$(cat ${dir}/stat | awk '{print $4}')
+        child_id=$(cat ${dir}/stat | awk '{print $1}')
+        if [ ${process_id} -eq $1 ]; then
+            kill -9 ${child_id}
+        fi
+    done
+}
+
+trap "kill_child_processes ${current_process} ; kill -9 ${current_process}" SIGTERM SIGINT SIGHUP
+
+while [ $tries -ge 1 ]
+do
+    if ! ping -q -c 1 10.0.22.1 > /dev/null ; then
+        until ntpd -n -q -p $(nslookup tik.cesnet.cz 1.1.1.1 | grep 'Address' | tail -1 | cut -d ' ' -f 2)
+        do
+            rc-service wg-quick.wg0 stop
+            logger -t ntp_sync "Trying to sync time..."
+            sleep $some_time &
+            wait $!
+        done
+        rc-service wg-quick.wg0 status | grep "started" || rc-service wg-quick.wg0 start
+        sleep $some_time &
+        wait $!
+    fi
+    sleep $some_time &
+    wait $!
+    tries=$(( $tries - 1 ))
+done
+exit 0