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nixos/paperless: Restrict CAP_NET_BIND_SERVICE

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Handing CAP_NET_BIND_SERVICE to the `paperless-web.service` only makes
sense when it actually wants to bind to a port < 1024. Don't hand it out
if that is not the case.
This commit is contained in:
Martin Weinelt 2022-09-04 16:14:17 +02:00
parent 73e10d9d5a
commit f98011803e
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GPG key ID: 87C1E9888F856759
1 changed files with 3 additions and 2 deletions
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5
nixos/modules/services/misc/paperless.nix
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@ -286,12 +286,13 @@ in
'';
Restart = "on-failure";
AmbientCapabilities = "CAP_NET_BIND_SERVICE";
CapabilityBoundingSet = "CAP_NET_BIND_SERVICE";
# gunicorn needs setuid, liblapack needs mbind
SystemCallFilter = defaultServiceConfig.SystemCallFilter ++ [ "@setuid mbind" ];
# Needs to serve web page
PrivateNetwork = false;
} // lib.optionalAttrs (cfg.port < 1024) {
AmbientCapabilities = [ "CAP_NET_BIND_SERVICE" ];
CapabilityBoundingSet = [ "CAP_NET_BIND_SERVICE" ];
};
environment = env // {
PATH = mkForce cfg.package.path;