Fixes the install script

doc/install.sh

@@ -12,16 +12,68 @@
 #
 ###
 
-# systemV
-cp jilo-agent.init /etc/init.d/jilo-agent
+
+# Paths to init and systemd service files
+SYSVINIT_SCRIPT="./jilo-agent.init"
+SYSTEMD_SERVICE="./jilo-agent.service"
+UPSTART_CONF="./jilo-agent.conf"
+
+# Function to install the SysVinit script
+install_sysvinit() {
+
+    echo "Detected SysVinit. Installing init script..."
+    cp "$SYSVINIT_SCRIPT" /etc/init.d/jilo-agent
     chmod +x /etc/init.d/jilo-agent
+
+    # for Debian/Ubuntu
+    if command -v update-rc.d >/dev/null 2>&1; then
         update-rc.d jilo-agent defaults
 
-# systemd
-cp jilo-agent.service /lib/systemd/system/jilo-agent.service
+    # for RedHat/CentOS/Fedora
+    elif command -v chkconfig >/dev/null 2>&1; then
+        chkconfig --add jilo-agent
+    fi
+
+    echo "SysVinit script installed."
+}
+
+# Function to install the systemd service file
+install_systemd() {
+
+    echo "Detected systemd. Installing systemd service file..."
+    cp "$SYSTEMD_SERVICE" /etc/systemd/system/jilo-agent.service
     systemctl daemon-reload
     systemctl enable jilo-agent.service
-systemctl start jilo-agent.service
 
     # compatibility with sysV
-sudo ln -s /lib/systemd/system/jilo-agent.service /etc/init.d/jilo-agent
+    sudo ln -s /etc/systemd/system/jilo-agent.service /etc/init.d/jilo-agent
+
+    # starting the agent
+    systemctl start jilo-agent.service
+
+    echo "Systemd service file installed."
+}
+
+# Function to install the Upstart configuration
+install_upstart() {
+
+    echo "Detected Upstart. Installing Upstart configuration..."
+    cp "$UPSTART_CONF" /etc/init/jilo-agent.conf
+    initctl reload-configuration
+
+    echo "Upstart configuration installed."
+}
+
+# Detect the init system
+if [[ `readlink /proc/1/exe` == */systemd ]]; then
+    install_systemd
+
+elif [[ -f /sbin/init && `/sbin/init --version 2>/dev/null` =~ upstart ]]; then
+    install_upstart
+
+else
+    install_sysvinit
+
+fi
+
+exit 0