Adaptations for "new" service

CHANGELOG.md

@@ -2,6 +2,7 @@
 
 ### __[v2.2.2]__ - unreleased
 ##### Added
+- Installations Script für Services [#316](https://github.com/Schrolli91/BOSWatch/pull/316)
 ##### Changed
 - Telegram Plugin importiert Google Maps Funktionen nur noch wenn API Key eingetragen ist [#315](https://github.com/Schrolli91/BOSWatch/pull/315)
 ##### Deprecated

service/README.md

@@ -8,10 +8,14 @@ We assume that BOSWatch is installed to /opt/boswatch! Otherwise you need to ada
 Enter the frequency and the decoder(s) you want to use in line 7; you can add more specific switches if you need to
 
 ### Install the service
-1. Copy the file to /lib/systemd/system: sudo cp /opt/boswatch/service/boswatch.service /lib/systemd/system/
-2. Change the rights: sudo chmod 644 /lib/systemd/system/boswatch.service
-3. Enable the service: sudo systemctl enable boswatch.service
-4. Start the service: sudo systemctl start boswatch.service
+1. Use the install-script install_service.sh as sudo: `sudo bash install_service.sh` (self explaining)
+
+OR
+
+1. Copy the file to /etc/systemd/system: sudo cp /opt/boswatch/service/boswatch.service /etc/systemd/system/
+2. Enable the service: sudo systemctl enable boswatch.service
+3. Start the service: sudo systemctl start boswatch.service
+4. Check the status: sudo systemctl status boswatch.service
 
 ---
 

service/install_service.sh

@@ -0,0 +1,51 @@
+#!/bin/bash
+
+# Tiny script to install BOSWatch-service via systemctl
+# Just a few simple steps are required to (un)register your service
+
+if [[ $EUID -ne 0 ]]; then
+   echo "This script must be run as root!" 1>&2
+   exit 1
+fi
+
+read -p"Do you want to install (i) or remove (r) the service? " action
+
+if [ "$action" == "i" ]; then
+
+    # 1 Check whether the right data are in the service-file
+
+    read -p"Did you adapt the file boswatch.service (y/n)? " response
+
+    if [ "$response" == "y" ]; then
+        # 2 Copy the file
+        cp boswatch.service /etc/systemd/system
+
+        # 3 Enable the service and check status
+        systemctl enable boswatch.service
+        systemctl is-enabled boswatch.service
+
+        # 4 fire it up
+        systemctl start boswatch.service
+
+        # 5 post the status
+        systemctl status boswatch.service
+    elif [ "$response" == "n" ]; then
+        echo "Please adapt your personal boswatch.service-file"
+        exit 1
+    else
+        echo "Invalid input - please try again"
+        exit 1
+    fi
+elif [ "$action" == "r" ]; then # we want to remove the service
+    # stop it...
+    systemctl stop boswatch.service
+
+    # disable it
+    systemctl disable boswatch.service
+
+    # and remove it
+    rm /etc/systemd/system/boswatch.service
+else # error handling
+    echo "Invalid input - please try again"
+    exit 1
+fi