[Unit]
Description=DECNET Collector (Docker log ingestion)
Documentation=https://git.resacachile.cl/anti/DECNET/wiki/Workers#collector
After=network-online.target docker.service decnet-bus.service
Wants=network-online.target decnet-bus.service
Requires=docker.service

[Service]
Type=simple
User=decnet
Group=decnet
# docker.sock is group-readable by 'docker'; the collector tails container logs.
SupplementaryGroups=docker
WorkingDirectory=/opt/decnet
EnvironmentFile=-/opt/decnet/.env.local
ExecStart=/opt/decnet/venv/bin/decnet collect

# No privileged network operations.
CapabilityBoundingSet=
AmbientCapabilities=

# Security Hardening
NoNewPrivileges=yes
ProtectSystem=full
ProtectHome=read-only
PrivateTmp=yes
ProtectKernelTunables=yes
ProtectKernelModules=yes
ProtectControlGroups=yes
RestrictSUIDSGID=yes
LockPersonality=yes
ReadWritePaths=/opt/decnet /var/log/decnet

Restart=on-failure
RestartSec=5
TimeoutStopSec=15

[Install]
WantedBy=multi-user.target