Fix #247 ucoind now behaves as a daemon process

package.json

@@ -48,6 +48,7 @@
     "multimeter": "0.1.1",
     "naclb": "0.2.2",
     "nat-upnp": "https://github.com/c-geek/node-nat-upnp",
+    "pm2": "0.15.10",
     "q": "1.1.2",
     "q-io": "1.13.1",
     "request": "2.31.0",

ucoin.sh

@@ -8,7 +8,11 @@
 
 ucoind() {
 
-	NODE=node
+	local UCOIN_DATABASE
+	local UCOIN_LOG_FILE
+	local UCOIN_DATA_HOME
+	local NODE
+	local PM2
 
 	if [[ -d $UCOIN_DIR/node ]]; then
 	  NODE=$UCOIN_DIR/node/bin/node
@@ -17,8 +21,71 @@ ucoind() {
 	VERSION=`$NODE -v`
 
 	if [[ $VERSION != v0.12* ]]; then
-	  echo "Node.js v0.12 is not available";
+	  echo "$NODE v0.12 is required";
 	else
-	  $NODE --harmony $UCOIN_DIR/bin/ucoind $*
+
+		# OK, execute command
+		PM2=$UCOIN_DIR/node_modules/pm2/bin/pm2
+		UCOIN_DATA_HOME=$HOME/.config/ucoin
+
+		case "$1" in
+
+		#---------------------------------
+		#  UCOIN DAEMON MANAGEMENT: START
+		#---------------------------------
+
+		start)
+		local test
+		local UCOIN_LOG_FILE
+		local UCOIN_ERR_FILE
+		UCOIN_LOG_FILE=$UCOIN_DATA_HOME/$UCOIN_DATABASE/ucoin.log
+		UCOIN_ERR_FILE=$UCOIN_DATA_HOME/$UCOIN_DATABASE/ucoin.err.log
+		if [ -z $UCOIN_DATABASE ]; then
+			UCOIN_DATABASE="ucoin_default"
+		fi
+		test=`$PM2 list | grep "$UCOIN_DATABASE.*online"`
+		if [ -z "$test" ]; then
+		echo $UCOIN_LOG_FILE
+			$PM2 start -f "$UCOIN_DIR/bin/ucoind" --name "$UCOIN_DATABASE" --interpreter="$NODE" --node-args="--harmony" --log $UCOIN_LOG_FILE --error $UCOIN_ERR_FILE --merge-logs -- start --mdb "$UCOIN_DATABASE" --httplogs 2>/dev/null
+			echo "uCoin with DB '$UCOIN_DATABASE' started. Use 'ucoind logs' to see interactive logs."
+		else
+			echo 1>&2 "uCoin '$UCOIN_DATABASE' already started."
+		fi
+	  ;;
+
+
+		#---------------------------------
+		#  UCOIN DAEMON MANAGEMENT: STOP & OTHERS
+		#---------------------------------
+
+		list|info|logs|stop|restart|monit|delete)
+		UCOIN_DATABASE=$2
+		if [ -z $UCOIN_DATABASE ]; then
+			UCOIN_DATABASE="$UCOIN_DB"
+		fi
+		if [ -z $UCOIN_DATABASE ]; then
+			UCOIN_DATABASE="ucoin_default"
+		fi
+	  $PM2 $1 $UCOIN_DATABASE
+		;;
+
+		delete-all)
+	  $PM2 delete all
+		;;
+
+		#---------------------------------
+		#  UCOIN NORMAL COMMANDS
+		#---------------------------------
+
+		*)
+	  $NODE --harmony "$UCOIN_DIR/bin/ucoind" --mdb "$UCOIN_DATABASE" $*
+		;;
+
+		esac
 	fi;
 }
+
+# If the script was launched with parameters, try to launch the uCoin command
+if [ ! -z $1 ]; then
+	ucoind $*
+fi