1 files changed, 20 insertions, 1 deletions
diff --git a/recipes-connectivity/lora/lora-network-server/lora-network-server.init b/recipes-connectivity/lora/lora-network-server/lora-network-server.init
index 9dc8f7a..032a0f7 100755
--- a/recipes-connectivity/lora/lora-network-server/lora-network-server.init
+++ b/recipes-connectivity/lora/lora-network-server/lora-network-server.init
@@ -2,6 +2,7 @@
 
 
 NAME="lora-network-server"
+LOCK="/var/lock/$NAME"
 ENABLED="yes"
 
 
@@ -147,17 +148,35 @@ if [ "$ENABLED" != "yes" ]; then
     exit
 fi
 
+force_stop() {                                  
+    do_stop                                     
+    rm -fr $LOCK        
+}                               
+        
+function try_lock() {                           
+    if mkdir $LOCK; then
+        trap "rm -fr $LOCK" EXIT
+    else
+        echo "Lora Network Server lock not acquired, resource in use"
+        exit 1
+    fi
+}
+
+
+
 
 case "$1" in
     "start")
+    try_lock
     do_start
         ;;
     "stop")
-    do_stop
+    force_stop
         ;;
     "restart")
     ## Stop the service and regardless of whether it was
         ## running or not, start it again.
+        try_lock
         do_stop
         do_start
         ;;