[Unit]
Description=Validated PostgreSQL backups for Wowngeon instances
After=postgresql.service
Requires=postgresql.service

[Service]
Type=oneshot
User=postgres
Group=postgres
Environment=BACKUP_ROOT=/var/backups/wowngeon/daily
Environment=BACKUP_RETENTION_DAYS=14
ExecStart=/usr/local/sbin/wowngeon-db-backup
UMask=0077

NoNewPrivileges=yes
ProtectSystem=strict
ProtectHome=yes
PrivateTmp=yes
PrivateDevices=yes
ProtectKernelTunables=yes
ProtectKernelModules=yes
ProtectKernelLogs=yes
ProtectControlGroups=yes
ProtectProc=invisible
ProcSubset=pid
RestrictSUIDSGID=yes
CapabilityBoundingSet=
AmbientCapabilities=
LockPersonality=yes
RestrictNamespaces=yes
RestrictAddressFamilies=AF_UNIX
SystemCallArchitectures=native
ReadWritePaths=/var/backups/wowngeon/daily