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Sandbox chatmail-metadata
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@@ -7,5 +7,41 @@ Restart=always
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RestartSec=30
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User=vmail
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# Make `systemd-analyze security` happy.
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CapabilityBoundingSet=
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LockPersonality=true
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MemoryDenyWriteExecute=true
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NoNewPrivileges=true
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PrivateDevices=true
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PrivateMounts=true
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PrivateTmp=true
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PrivateUsers=true
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ProtectClock=true
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ProtectControlGroups=true
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ProtectHostname=true
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ProtectKernelLogs=true
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ProtectKernelModules=true
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ProtectKernelTunables=true
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ProtectProc=noaccess
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ProtectSystem=strict
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RemoveIPC=true
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RestrictAddressFamilies=AF_UNIX
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RestrictNamespaces=true
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RestrictRealtime=true
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RestrictSUIDSGID=true
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SystemCallArchitectures=native
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SystemCallFilter=~@clock
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SystemCallFilter=~@cpu-emulation
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SystemCallFilter=~@debug
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SystemCallFilter=~@module
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SystemCallFilter=~@mount
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SystemCallFilter=~@obsolete
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SystemCallFilter=~@privileged
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SystemCallFilter=~@raw-io
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SystemCallFilter=~@reboot
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SystemCallFilter=~@resources
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SystemCallFilter=~@swap
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UMask=0077
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[Install]
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WantedBy=multi-user.target
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