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31 lines
637 B
Nix
31 lines
637 B
Nix
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{ config, lib, pkgs, ... }:
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let
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cfg = config.programs.tcpdump;
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in {
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options = {
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programs.tcpdump = {
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enable = lib.mkOption {
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type = lib.types.bool;
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default = false;
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description = ''
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Whether to configure a setcap wrapper for tcpdump.
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To use it, add your user to the `pcap` group.
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'';
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};
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};
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};
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config = lib.mkIf cfg.enable {
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security.wrappers.tcpdump = {
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owner = "root";
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group = "pcap";
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capabilities = "cap_net_raw+p";
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permissions = "u+rx,g+x";
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source = lib.getExe pkgs.tcpdump;
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};
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users.groups.pcap = { };
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};
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}
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