mailwhale.service

[Unit]
Description=MailWhale
StartLimitIntervalSec=400
StartLimitBurst=3

[Service]
Type=simple

# Assuming MailWhale executable is under /opt/mailwhale and config file at /etc
# Feel free to change this
WorkingDirectory=/opt/mailwhale
ExecStart=/opt/mailwhale/mailwhale -config /etc/mailwhale.yml

# Optionally override some config options using additional environment variables, see README for more
Environment=MW_ENV=prod

# sudo groupadd mailwhale
# sudo useradd -g mailwhale mailwhale
User=mailwhale
Group=mailwhale
RuntimeDirectory=mailwhale  # creates /run/mailwhale

Restart=on-failure
RestartSec=90

# Security hardening (all optional)
PrivateTmp=true
PrivateUsers=true
NoNewPrivileges=true
ProtectSystem=full
ProtectHome=true
ProtectKernelTunables=true
ProtectKernelModules=true
ProtectKernelLogs=true
ProtectControlGroups=true
PrivateDevices=true
CapabilityBoundingSet=CAP_NET_BIND_SERVICE
ProtectClock=true
RestrictSUIDSGID=true
ProtectHostname=true
ProtectProc=invisible

[Install]
WantedBy=multi-user.target