add service user

dinnerbell.service

@@ -7,8 +7,8 @@ Type=simple
 ExecStart=/usr/bin/dinnerbell --daemon --directory=${AUDIO_DIR}
 Environment=AUDIO_DIR=/etc/dinnerbell/audio
 Restart=on-failure
-User=nobody
-Group=nogroup
+User=dinnerbell
+Group=dinnerbell
 WorkingDirectory=/opt/dinnerbell/
 
 [Install]

install.sh

@@ -2,6 +2,7 @@
 
 SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )
 
+id "dinnerbell" >/dev/null 2>&1 || useradd --system --no-create-home --shell /usr/sbin/nologin dinnerbell
 mkdir -p /opt/dinnerbell/ && \
 /usr/bin/cp "$SCRIPT_DIR"/dinnerbell.py /opt/dinnerbell/dinnerbell.py && \
 chmod +x /opt/dinnerbell/dinnerbell.py && \