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Merge pull request #152455 from erdnaxe/minecraft_hardening

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nixos/minecraft-server: systemd unit hardening
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Aaron Andersen 2022-01-03 12:24:05 -05:00 committed by GitHub
commit 3440425750
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GPG key ID: 4AEE18F83AFDEB23
1 changed files with 21 additions and 0 deletions
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nixos/modules/services/games/minecraft-server.nix
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@ -182,6 +182,27 @@ in {
Restart = "always"; Restart = "always";
User = "minecraft"; User = "minecraft";
WorkingDirectory = cfg.dataDir; WorkingDirectory = cfg.dataDir;
# Hardening
CapabilityBoundingSet = [ "" ];
DeviceAllow = [ "" ];
LockPersonality = true;
PrivateDevices = true;
PrivateTmp = true;
PrivateUsers = true;
ProtectClock = true;
ProtectControlGroups = true;
ProtectHome = true;
ProtectHostname = true;
ProtectKernelLogs = true;
ProtectKernelModules = true;
ProtectKernelTunables = true;
ProtectProc = "invisible";
RestrictAddressFamilies = [ "AF_INET" "AF_INET6" ];
RestrictNamespaces = true;
RestrictRealtime = true;
RestrictSUIDSGID = true;
SystemCallArchitectures = "native";
UMask = "0077";
}; };
preStart = '' preStart = ''