create daemon

thrower_daemon/superball-thrower.service

@@ -0,0 +1,45 @@
+[Unit]
+Description=Superball Thrower Daemon
+Documentation=https://github.com/superball/thrower
+After=network-online.target
+Wants=network-online.target
+
+[Service]
+Type=simple
+User=superball
+Group=superball
+WorkingDirectory=/path/to/thrower_daemon
+ExecStart=/usr/bin/node daemon.js /etc/superball/config.json
+Restart=always
+RestartSec=10
+StandardOutput=journal
+StandardError=journal
+SyslogIdentifier=superball-thrower
+
+# Security settings
+NoNewPrivileges=true
+PrivateTmp=true
+ProtectSystem=strict
+ProtectHome=true
+ReadWritePaths=/var/log/superball
+ProtectKernelTunables=true
+ProtectKernelModules=true
+ProtectControlGroups=true
+RestrictRealtime=true
+RestrictSUIDSGID=true
+LockPersonality=true
+MemoryDenyWriteExecute=true
+RestrictNamespaces=true
+SystemCallFilter=@system-service
+SystemCallErrorNumber=EPERM
+
+# Resource limits
+LimitNOFILE=65536
+LimitNPROC=4096
+
+# Environment
+Environment=NODE_ENV=production
+Environment=NODE_OPTIONS=--max-old-space-size=512
+
+[Install]
+WantedBy=multi-user.target