archy/image-recipe/configs/nostr-vpn.service

[Unit]
Description=Nostr VPN - Mesh VPN with Nostr identity
After=network-online.target tor.service archipelago.service
Wants=network-online.target

[Service]
Type=simple
User=root
EnvironmentFile=-/var/lib/archipelago/nostr-vpn/env
ExecStartPre=/bin/bash -c 'test -f /var/lib/archipelago/nostr-vpn/env || { echo "NostrVPN not configured — waiting for onboarding"; exit 1; }'
ExecStart=/usr/local/bin/nvpn daemon
Restart=on-failure
RestartSec=10
TimeoutStartSec=30
TimeoutStopSec=10

# Networking capabilities (required for TUN/WireGuard)
AmbientCapabilities=CAP_NET_ADMIN CAP_NET_RAW
CapabilityBoundingSet=CAP_NET_ADMIN CAP_NET_RAW CAP_NET_BIND_SERVICE

# Security hardening
NoNewPrivileges=yes
ProtectSystem=strict
ReadWritePaths=/var/lib/archipelago/nostr-vpn /run/nostr-vpn /dev/net/tun
ProtectHome=yes
PrivateTmp=yes
RestrictAddressFamilies=AF_UNIX AF_INET AF_INET6 AF_NETLINK
RestrictRealtime=yes

# Resource limits
MemoryMax=256M
TasksMax=64

# Logging
StandardOutput=journal
StandardError=journal

[Install]
WantedBy=multi-user.target