diff options
author | William A. Kennington III <william@wkennington.com> | 2014-07-04 15:11:16 -0500 |
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committer | William A. Kennington III <william@wkennington.com> | 2014-08-14 14:05:55 -0500 |
commit | 320a82dd7f821e3383fe63b21c7c99927913631d (patch) | |
tree | 320d9489ab681e31f70c3f5e638c981a28b52f34 /nixos/modules/services/networking/dhcpcd.nix | |
parent | 8e99197c9982375f624c9e472c338620c74ddac4 (diff) |
nixos/dhcpcd: Add an explicit interfaces option
Diffstat (limited to 'nixos/modules/services/networking/dhcpcd.nix')
-rw-r--r-- | nixos/modules/services/networking/dhcpcd.nix | 18 |
1 files changed, 17 insertions, 1 deletions
diff --git a/nixos/modules/services/networking/dhcpcd.nix b/nixos/modules/services/networking/dhcpcd.nix index 5a353fc0942a..c541d4fa6041 100644 --- a/nixos/modules/services/networking/dhcpcd.nix +++ b/nixos/modules/services/networking/dhcpcd.nix @@ -6,6 +6,8 @@ let dhcpcd = if !config.boot.isContainer then pkgs.dhcpcd else pkgs.dhcpcd.override { udev = null; }; + cfg = config.networking.dhcpcd; + # Don't start dhcpcd on explicitly configured interfaces or on # interfaces that are part of a bridge. ignoredInterfaces = @@ -37,7 +39,10 @@ let # (Xen) and virbr* and vnet* (libvirt). denyinterfaces ${toString ignoredInterfaces} lo peth* vif* tap* tun* virbr* vnet* vboxnet* - ${config.networking.dhcpcd.extraConfig} + # Use the list of allowed interfaces if specified + ${optionalString (cfg.allowInterfaces != [ ]) "allowinterfaces ${toString cfg.allowInterfaces}"} + + ${cfg.extraConfig} ''; # Hook for emitting ip-up/ip-down events. @@ -80,6 +85,17 @@ in ''; }; + networking.dhcpcd.allowInterfaces = mkOption { + type = types.listOf types.str; + default = []; + description = '' + Enable the DHCP client for any interface whose name matches + any of the shell glob patterns in this list. Any interface not + explicitly matched by this pattern will be denied. This pattern only + applies when the list is non-empty. + ''; + }; + networking.dhcpcd.extraConfig = mkOption { type = types.lines; default = ""; |