LeVCS/deploy/levcs-instance.service

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[Unit]
Description=LeVCS federation instance (§5.2)
Documentation=https://github.com/lneuwirth/levcs
After=network-online.target
Wants=network-online.target
[Service]
Type=simple
User=levcs
Group=levcs
ExecStart=/usr/local/bin/levcs-instance --config /etc/levcs/instance.toml
Restart=on-failure
RestartSec=5
# tracing-subscriber respects RUST_LOG. info-level is reasonable for
# production (one line per request via the TraceLayer); bump to debug
# while diagnosing.
Environment=RUST_LOG=info
# Hardening. The instance reads its config and writes only to its
# data root; everything else can be sealed off.
ProtectSystem=strict
ReadWritePaths=/var/lib/levcs
ProtectHome=true
PrivateTmp=true
PrivateDevices=true
NoNewPrivileges=true
ProtectKernelTunables=true
ProtectKernelModules=true
ProtectControlGroups=true
RestrictAddressFamilies=AF_INET AF_INET6
RestrictNamespaces=true
LockPersonality=true
RestrictRealtime=true
# File descriptor limits — pack/clone responses are streamed, but
# enough headroom for hundreds of concurrent peers.
LimitNOFILE=65535
[Install]
WantedBy=multi-user.target