run.sh: integrate handling for tirex daemon

Implements issue67

run.sh

@@ -2,6 +2,8 @@
 
 set -x
 
+STOP_CONT="no"
+
 function createPostgresConfig() {
   cp /etc/postgresql/10/main/postgresql.custom.conf.tmpl /etc/postgresql/10/main/postgresql.custom.conf
   sudo -u postgres echo "autovacuum = $AUTOVACUUM" >> /etc/postgresql/10/main/postgresql.custom.conf
@@ -12,6 +14,39 @@ function setPostgresPassword() {
     sudo -u postgres psql -c "ALTER USER renderer PASSWORD '${PGPASSWORD:-renderer}'"
 }
 
+
+# handler for term signal
+function sighandler_TERM() {
+    echo "signal SIGTERM received\n"
+
+    echo "terminate apache2"
+    service apache2 stop
+
+    PID=`ps -eaf | grep renderd | grep -v grep | awk '{print $2}'`
+    if [[ "" !=  "$PID" ]]; then
+      echo "send SIGTERM to renderd PID=$PID"
+      kill -n 15 $PID
+    fi
+
+    PID=`ps -eaf | grep tirex-master | grep -v grep | awk '{print $2}'`
+    if [[ "" !=  "$PID" ]]; then
+      echo "send SIGTERM to tirex-master PID=$PID"
+      kill -n 15 $PID
+    fi
+
+    PID=`ps -eaf | grep tirex-backend-manager | grep -v grep | awk '{print $2}'`
+    if [[ "" !=  "$PID" ]]; then
+      echo "send SIGTERM to tirex-backend-manager PID=$PID"
+      kill -n 15 $PID
+    fi
+
+    echo "terminate postgresql"
+    service postgresql stop
+
+    STOP_CONT="yes"
+}
+
+
 if [ "$#" -ne 1 ]; then
     echo "usage: <import|run>"
     echo "commands:"
@@ -20,6 +55,7 @@ if [ "$#" -ne 1 ]; then
     echo "environment variables:"
     echo "    THREADS: defines number of threads used for importing / tile rendering"
     echo "    UPDATES: consecutive updates (enabled/disabled)"
+    echo "    RENDERERAPP: select render application renderd (default) or tirex"
     exit 1
 fi
 
@@ -67,6 +103,9 @@ if [ "$1" = "import" ]; then
 fi
 
 if [ "$1" = "run" ]; then
+    # add handler for signal SIHTERM
+    trap 'sighandler_TERM' 15
+
     # Clean /tmp
     rm -rf /tmp/*
 
@@ -92,9 +131,22 @@ if [ "$1" = "run" ]; then
       /etc/init.d/cron start
     fi
 
-    # Run
-    sudo -u renderer renderd -f -c /usr/local/etc/renderd.conf
-    service postgresql stop
+    if [ "$RENDERERAPP" = "renderd" ]; then
+        # start renderd
+        sudo -u renderer renderd -f -c /usr/local/etc/renderd.conf &
+
+    elif [ "$RENDERERAPP" = "tirex" ]; then
+        # start tirex
+        sudo -u renderer tirex-backend-manager -f &
+        sudo -u renderer tirex-master -d -f &
+    else
+          echo "RENDERERAPP not valid use renderd or tirex"
+    fi
+
+    echo "wait for terminate signal"
+    while [  "$STOP_CONT" = "no"  ] ; do
+      sleep 1
+    done
 
     exit 0
 fi