Move systemd service file and OpenRC init script to files folder

files/ddns-service-openrc.conf.d

@@ -0,0 +1,5 @@
+#USER="ddns"
+#GROUP="ddns"
+
+# Arbitrary command line arguments
+#OPTIONS=""

files/ddns-service-openrc.init.d

@@ -0,0 +1,22 @@
+#!/sbin/openrc-run
+
+description="DDNS Service - Dynamic DNS Update Service"
+
+: ${USER:=ddns}
+: ${GROUP:=ddns}
+: ${OPTIONS:=}
+
+command="/usr/bin/ddns-service"
+command_args="--daemon ${OPTIONS}"
+command_user="${USER}:${GROUP}"
+command_background="yes"
+pidfile="/run/${RC_SVCNAME}.pid"
+
+depend() {
+	need net
+	after dns
+}
+
+start_pre() {
+	checkpath --directory --owner ${USER}:${GROUP} --mode 0750 /var/lib/ddns-service
+}

files/ddns-service.service

@@ -0,0 +1,23 @@
+[Unit]
+Description=DDNS Service - Dynamic DNS Update Service
+After=network.target
+
+[Service]
+Type=simple
+User=ddns
+Group=ddns
+WorkingDirectory=/opt/ddns-service
+ExecStart=/usr/bin/ddns-service --daemon
+ExecReload=/bin/kill -HUP $MAINPID
+Restart=on-failure
+RestartSec=5
+
+# Security hardening
+NoNewPrivileges=yes
+ProtectSystem=strict
+ProtectHome=yes
+PrivateTmp=yes
+ReadWritePaths=/var/lib/ddns-service
+
+[Install]
+WantedBy=multi-user.target