Added hal.service file for systemd and updated the run script to support forground execution

hal.service

@@ -0,0 +1,16 @@
+# This is a SystemD configuration for the Hal Server.
+#
+# To activate the service run:
+# - sudo cp hal.service /lib/systemd/system/
+# - sudo systemctl enable hal.service
+#
+
+[Unit]
+Description=Hal Server
+
+[Service]
+Type=idle
+ExecStart=/home/pi/repo/hal/run.sh --forground
+
+[Install]
+WantedBy=multi-user.target

run.sh

@@ -1,12 +1,58 @@
 #!/bin/bash
 
-#ant clean
+# -----------------------------------------------
+# User input
+# -----------------------------------------------
+
+function printHelp() {
+        echo "Run code analysis through SonarQube.
+Usage:
+
+    $(basename $0)
+        [-f|--foreground]
+	[-h|--help]
+
+Where:
+    --foreground        Run Hal Server in the foreground instead of detatching a new screen.
+    --help              Print this help message.
+    "
+}
+
+MODE="SCREEN"
+
+until [[ $# -eq 0 ]]; do
+    case "$1" in
+        -f|--forground)
+            MODE="FORGROUND"
+            shift
+        ;;
+
+        *)
+            echo "ERROR: Unknown input parameter: $1=$2"
+            exit 1
+        ;;
+    esac
+
+    shift
+done
+
+# -----------------------------------------------
+# Execute
+# -----------------------------------------------
+
+# Build Hal source
 ./gradlew build
 
-# Kill current session
-screen -S hal -X kill
-# Start new session
-screen -S hal -L -d -m ./gradlew run
+if [[ ${MODE} == "FORGROUND" ]]; then
+    ./gradlew run
+else 
+    # Kill current session
+    screen -S hal -X kill
+    # Start new session
+    screen -S hal -L -d -m ./gradlew run
+
+    echo "-------------------------"
+    screen -list
+fi
+
 
-echo "-----------------"
-screen -list