Systemd unit and installer

scripts/install.sh

@@ -0,0 +1,79 @@
+#!/bin/bash
+# Installer for Wazuh-API daemon
+# Wazuh Inc.
+# April 11, 2016
+
+I_OWNER="root"
+I_GROUP="root"
+I_XMODE="755"
+I_FMODE="644"
+I_SYSTEMD="/etc/systemd/system"
+I_SYSVINIT="/etc/init.d"
+
+OSSEC_CONF="/etc/ossec-init.conf"
+DEF_OSSDIR="/var/ossec"
+
+# Test root permissions
+
+if [ "$USER" != "root" ]; then
+	echo "Warning: Please run this script with root permissions."
+fi
+
+# Directory where OSSEC is installed
+
+if ! [ -f $OSSEC_CONF ]; then
+	echo "Can't find $OSSEC_CONF. Is OSSEC installed?"
+	exit 1
+fi
+
+. $OSSEC_CONF
+
+if [ -z "$DIRECTORY" ]; then
+	DIRECTORY=$DEF_OSSDIR
+fi
+
+APP_PATH="${DIRECTORY}/api/app.js"
+LOG_PATH="${DIRECTORY}/logs/api.log"
+
+if ! [ -f $APP_PATH ]; then
+	echo "Can't find $APP_PATH. Is Wazuh-API installed?"
+	exit 1
+fi
+
+# Binary name for NodeJS
+
+BIN_DIR=$(which nodejs 2> /dev/null)
+
+if [ "X$BIN_DIR" = "X" ]; then
+    BIN_DIR=$(which node 2> /dev/null)
+
+    if [ "X$BIN_DIR" = "X" ]; then
+        echo "NodeJS binaries not found. Is NodeJS installed?"
+        exit 1
+    fi
+fi
+
+# Install for systemd
+
+if [ -n "$(ps -e | egrep ^\ *1\ .*systemd$)" ]; then
+	sed -i "s:^ExecStart=.*:ExecStart=$BIN_DIR $APP_PATH >> $LOG_PATH:g" wazuh-api.service
+	install -m $I_FMODE -o $I_OWNER -g $I_GROUP wazuh-api.service $I_SYSTEMD
+	systemctl enable wazuh-api
+	systemctl daemon-reload
+	systemctl start wazuh-api
+	echo "Daemon installed successfully. Please check the status running:"
+	echo "  systemctl status wazuh-api"
+
+# Install for SysVinit
+
+elif [ -n "$(ps -e | egrep ^\ *1\ .*init$)" ]; then
+	sed -i "s:^BIN_DIR=.*:BIN_DIR=\"$BIN_DIR\":g" wazuh-api
+	sed -i "s:^APP_PATH=.*:APP_PATH=\"$APP_PATH\":g" wazuh-api
+	sed -i "s:^LOG_PATH=.*:LOG_PATH=\"$LOG_PATH\":g" wazuh-api
+	insserv wazuh-api
+	service wazuh-api start
+else
+	echo "Unknown init system. Exiting."
+	exit 1
+fi
+

scripts/wazuh-api

@@ -21,41 +21,24 @@
 #  sudo systemctl daemon-reload
 #  sudo systemctl restart wazuh-api
 
-. /etc/ossec-init.conf
-
-if [ "X${DIRECTORY}" = "X" ]; then
-    DIRECTORY="/var/ossec"
-fi
-
-BIN_DIR=$(which nodejs 2> /dev/null)
-
-if [ "X$BIN_DIR" = "X" ]; then
-    BIN_DIR=$(which node 2> /dev/null)
-
-    if [ "X$BIN_DIR" = "X" ]; then
-        echo "NodeJS binaries not found"
-        exit 1
-    fi
-fi
-
-PID_DIR="/var/run/wazuh-api.pid"
-APP_PATH="${DIRECTORY}/api/app.js"
-LOG_DIR="${DIRECTORY}/logs/api.log"
+PID_PATH="/var/run/wazuh-api.pid"
+BIN_DIR=
+APP_PATH=
+LOG_PATH=
 
 start() {
-	if [ ! -f $PID_DIR ]; then
-		($BIN_DIR $APP_PATH >> $LOG_DIR) & echo $!>$PID_DIR
+	if [ ! -f $PID_PATH ]; then
+		($BIN_DIR $APP_PATH >> $LOG_PATH) & echo $!>$PID_PATH
 	fi
 }
 
 stop() {
-	if [ -f $PID_DIR ]; then
-		kill `cat $PID_DIR`
-	    rm $PID_DIR
+	if [ -f $PID_PATH ]; then
+		kill `cat $PID_PATH`
+	    rm $PID_PATH
 	fi
 }
 
-
 case "$1" in
 start)
     start
@@ -74,3 +57,4 @@ status)
     echo "*** Usage: $0 {start|stop|restart|status}"
     exit 1
 esac
+

scripts/wazuh-api.service

@@ -0,0 +1,16 @@
+# WAZUH API Service (Systemd unit)
+# Wazuh Inc.
+# April 11, 2016
+
+[Unit]
+Description=Wazuh API daemon
+Documentation=http://wazuh-documentation.readthedocs.org/en/latest/ossec_api.html
+After=network-online.target
+
+[Service]
+Type=simple
+ExecStart=
+
+[Install]
+WantedBy=multi-user.target
+