43 lines
1.0 KiB
Nix
43 lines
1.0 KiB
Nix
{ config, lib, pkgs, ... }:
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with lib;
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let
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defaultHardening = {
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PrivateTmp = "true";
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ProtectSystem = "full";
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ProtectHome = "true";
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NoNewPrivileges = "true";
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PrivateDevices = "true";
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MemoryDenyWriteExecute = "true";
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ProtectKernelTunables = "true";
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ProtectKernelModules = "true";
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ProtectControlGroups = "true";
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RestrictAddressFamilies = "AF_UNIX AF_INET AF_INET6";
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RestrictNamespaces = "true";
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LockPersonality = "true";
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IPAddressDeny = "any";
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};
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in
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{
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inherit defaultHardening;
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# node applications apparently rely on memory write execute
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node = { MemoryDenyWriteExecute = "false"; };
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# Allow tor traffic. Allow takes precedence over Deny.
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allowTor = { IPAddressAllow = "127.0.0.1/32"; };
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# Allow any traffic
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allowAnyIP = { IPAddressAllow = "any"; };
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enforceTor = mkOption {
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type = types.bool;
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default = false;
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description = ''
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"Whether to force Tor on a service by only allowing connections from and
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to 127.0.0.1;";
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'';
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};
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}
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