Add readme, license, install/remove script

uninstall.sh

@@ -0,0 +1,70 @@
+#!/bin/bash
+
+PURGE=false
+
+usage() {
+ echo "Usage: $0 [OPTIONS]"
+ echo "Options:"
+ echo " --purge    Remove also data"
+}
+
+# Function to handle options and arguments
+handle_options() {
+  while [ $# -gt 0 ]; do
+    case $1 in
+      --purge)
+        PURGE=true
+        ;;
+      *)
+        echo "Invalid option: $1" >&2
+        usage
+        exit 1
+        ;;
+    esac
+    shift
+  done
+}
+
+# Main script execution
+handle_options "$@"
+
+if [ $UID -ne "0" ]; then
+    echo "error: must be root" 1>&2
+    exit 1
+fi
+
+if [ "$PURGE" == "true" ]; then
+    rm -r /var/lib/mirror-sync
+    if [ $? -ne 0 ]; then
+        echo "failed to remove data" 1>&2
+    fi
+fi
+
+rm -r /opt/mirror-sync
+if [ $? -ne 0 ]; then
+    echo "failed to uninstall" 1>&2
+    exit 1
+fi
+
+rm -r /usr/local/bin/mirrorsync
+if [ $? -ne 0 ]; then
+    echo "failed to uninstall" 1>&2
+    exit 1
+fi
+
+userdel mirror-sync
+if [ $? -ne 0 ]; then
+    echo "failed to uninstall" 1>&2
+    exit 1
+fi
+
+rm -r /etc/systemd/system/mirrorsync.service
+if [ $? -ne 0 ]; then
+    echo "failed to uninstall" 1>&2
+    exit 1
+fi
+
+systemctl disable mirrorsync.service 1>/dev/null 2>&1
+systemctl daemon-reload
+
+echo "done uninstalling!"