[Unit]
Description=Jumphost Gateway Application
After=network.target guacd.service
Wants=guacd.service

[Service]
Type=simple
User={{ jumphost_app_user }}
Group={{ jumphost_app_group }}
WorkingDirectory={{ jumphost_home }}
Environment=JUMPHOST_ENV=production
Environment=JUMPHOST_DATA_DIR={{ jumphost_data_dir }}
Environment=JUMPHOST_LISTEN_UDS={{ jumphost_listen_uds }}
Environment=JUMPHOST_GUACD_HOST=127.0.0.1
Environment=JUMPHOST_GUACD_PORT={{ guacd_port }}
{% if not enable_nginx_proxy %}
Environment=JUMPHOST_DIRECT_TLS=1
{% endif %}

{% if _creds_check.rc == 0 %}
LoadCredentialEncrypted=jumphost_kek:/etc/jumphost/jumphost_kek.cred
LoadCredentialEncrypted=jumphost_session_secret:/etc/jumphost/jumphost_session_secret.cred
{% else %}
EnvironmentFile=/etc/jumphost/env
{% endif %}

{% if enable_nginx_proxy %}
ExecStart={{ jumphost_venv }}/bin/uvicorn app.main:app --uds {{ jumphost_listen_uds }}
{% else %}
ExecStart={{ jumphost_venv }}/bin/uvicorn app.main:app --host 0.0.0.0 --port {{ jumphost_app_port }} \
    --ssl-certfile /etc/jumphost/tls/server.crt --ssl-keyfile /etc/jumphost/tls/server.key
{% endif %}

Restart=on-failure
RestartSec=5

# --- Hardening (Konzept 6.7/8.1) ---------------------------------------------
NoNewPrivileges=true
ProtectSystem=strict
ProtectHome=true
PrivateTmp=true
PrivateDevices=true
ProtectKernelTunables=true
ProtectKernelModules=true
ProtectControlGroups=true
RestrictNamespaces=true
RestrictAddressFamilies=AF_UNIX AF_INET AF_INET6
RestrictSUIDSGID=true
MemoryDenyWriteExecute=true
LockPersonality=true
SystemCallFilter=@system-service
SystemCallErrorNumber=EPERM
CapabilityBoundingSet=
ReadWritePaths={{ jumphost_data_dir }} /run/jumphost /var/log/jumphost
UMask=0077

[Install]
WantedBy=multi-user.target