merge: testing → main (reconcile 2-week divergence)

deploy/decnet-forwarder.service.j2

@@ -0,0 +1,49 @@
+[Unit]
+Description=DECNET Syslog-over-TLS Forwarder (worker, RFC 5425)
+Documentation=https://git.resacachile.cl/anti/DECNET/wiki/Logging-and-Syslog
+After=network-online.target
+Wants=network-online.target
+# The forwarder can run independently of the agent — it only needs the local
+# log file to exist and the master to be reachable.
+
+[Service]
+Type=simple
+User={{ user }}
+Group={{ group }}
+WorkingDirectory={{ install_dir }}
+EnvironmentFile=-{{ install_dir }}/.env.local
+# Replace <master-host> with the master's LAN address or hostname. The agent
+# cert bundle at /etc/decnet/agent is reused — the forwarder presents the same
+# worker identity when it connects to the master's listener.
+Environment=DECNET_SYSTEM_LOGS=/var/log/decnet/decnet.forwarder.log
+ExecStart={{ venv_dir }}/bin/decnet forwarder \
+    --log-file /var/log/decnet/decnet.log \
+    --master-host ${DECNET_SWARM_MASTER_HOST} \
+    --master-port 6514 \
+    --agent-dir /etc/decnet/agent
+StandardOutput=append:/var/log/decnet/decnet.forwarder.log
+StandardError=append:/var/log/decnet/decnet.forwarder.log
+
+# TLS client connection; no special capabilities.
+CapabilityBoundingSet=
+AmbientCapabilities=
+
+# Security Hardening
+NoNewPrivileges=yes
+ProtectSystem=full
+ProtectHome=read-only
+PrivateTmp=yes
+ProtectKernelTunables=yes
+ProtectKernelModules=yes
+ProtectControlGroups=yes
+RestrictSUIDSGID=yes
+LockPersonality=yes
+# Reads the tailed log; writes a small byte-offset state file alongside it.
+ReadWritePaths=/var/log/decnet
+ReadOnlyPaths=/etc/decnet
+
+Restart=on-failure
+RestartSec=5
+
+[Install]
+WantedBy=multi-user.target