1 files changed, 42 insertions, 0 deletions
diff --git a/nixos/modules/programs/wireshark.nix b/nixos/modules/programs/wireshark.nix
new file mode 100644
index 00000000000..f7b0727cb2b
--- /dev/null
+++ b/nixos/modules/programs/wireshark.nix
@@ -0,0 +1,42 @@
+{ config, lib, pkgs, ... }:
+
+with lib;
+
+let
+  cfg = config.programs.wireshark;
+  wireshark = cfg.package;
+in {
+  options = {
+    programs.wireshark = {
+      enable = mkOption {
+        type = types.bool;
+        default = false;
+        description = ''
+          Whether to add Wireshark to the global environment and configure a
+          setcap wrapper for 'dumpcap' for users in the 'wireshark' group.
+        '';
+      };
+      package = mkOption {
+        type = types.package;
+        default = pkgs.wireshark-cli;
+        defaultText = literalExpression "pkgs.wireshark-cli";
+        description = ''
+          Which Wireshark package to install in the global environment.
+        '';
+      };
+    };
+  };
+
+  config = mkIf cfg.enable {
+    environment.systemPackages = [ wireshark ];
+    users.groups.wireshark = {};
+
+    security.wrappers.dumpcap = {
+      source = "${wireshark}/bin/dumpcap";
+      capabilities = "cap_net_raw+p";
+      owner = "root";
+      group = "wireshark";
+      permissions = "u+rx,g+x";
+    };
+  };
+}