implement remote shutdown

manage.sh

@@ -42,7 +42,8 @@ connect_using_wpa_supp() {
 #}
 
 get_dhcp_ip () {
-    while true; do
+    while true; 
+    do
         sudo dhclient $DRONE_INTERFACE            
         ip_address=$(ip addr show wlan1 | grep 'inet ' | awk '{print $2}' | cut -d'/' -f1)
         if [[ -n $ip_address ]]; then
@@ -76,6 +77,11 @@ kill_everything() {
 	for p in $pids_dir/*.txt; do echo "killing $p"; sudo pkill $(cat "$p"); done
 }
 
+remote_shutdown() {
+    echo "shutting down drone commander rpi in 3 secs"
+    sleep 3
+    ssh uad@10.8.0.9 "sudo shutdown now"
+}
 
 
 ######################
@@ -144,8 +150,9 @@ elif [ "$1" == "stop-cs" ]; then
         echo "stopped code server"
     fi
 
-elif [ "$1" == "stop-all" ]; then
+elif [ "$1" == "turn-off" ]; then
   	kill_everything
+    remote_shutdown
 
 ######################
 ## DRONE
@@ -193,6 +200,6 @@ else
   - start-/ stop-cs
   - start-/ stop-commander [port]
   - start-talking
-  - stop-all
+  - turn-off
   - prepare-/ finish-flight"
 fi