[Unit]
Description=Just a simple guestbook service with owner's replies
After=network.target

[Service]
Type=simple
Restart=on-failure
DynamicUser=yes
ExecStart=/usr/bin/justguestbookd -conf /etc/justguestbook.yaml

ReadOnlyPaths=/
NoExecPaths=/
ExecPaths=/usr/bin/justguestbookd /usr/lib64

RuntimeDirectory=justguestbook
StateDirectory=justguestbook

AmbientCapabilities=
CapabilityBoundingSet=

LockPersonality=true
MemoryDenyWriteExecute=true
NoNewPrivileges=true
PrivateDevices=true
ProtectClock=true
ProtectControlGroups=true
ProtectHome=true
ProtectKernelLogs=true
ProtectKernelModules=true
ProtectKernelTunables=true
ProtectSystem=strict
RestrictAddressFamilies=AF_INET AF_INET6 AF_UNIX
RestrictNamespaces=true
RestrictRealtime=true
RestrictSUIDSGID=true
SystemCallArchitectures=native

[Install]
WantedBy=multi-user.target