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network-interfaces.nix: remove duplicate code

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volth 2018-06-11 16:50:01 +00:00 committed by GitHub
parent 363363298c
commit 4d07170dc0
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16
nixos/modules/tasks/network-interfaces.nix
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@ -46,22 +46,6 @@ let
'';
});
# Collect all interfaces that are defined for a device
# as device:interface key:value pairs.
wlanDeviceInterfaces =
let
allDevices = unique (mapAttrsToList (_: v: v.device) cfg.wlanInterfaces);
interfacesOfDevice = d: filterAttrs (_: v: v.device == d) cfg.wlanInterfaces;
in
genAttrs allDevices (d: interfacesOfDevice d);
# Convert device:interface key:value pairs into a list, and if it exists,
# place the interface which is named after the device at the beginning.
wlanListDeviceFirst = device: interfaces:
if hasAttr device interfaces
then mapAttrsToList (n: v: v//{_iName=n;}) (filterAttrs (n: _: n==device) interfaces) ++ mapAttrsToList (n: v: v//{_iName=n;}) (filterAttrs (n: _: n!=device) interfaces)
else mapAttrsToList (n: v: v // {_iName = n;}) interfaces;
# We must escape interfaces due to the systemd interpretation
subsystemDevice = interface:
"sys-subsystem-net-devices-${escapeSystemdPath interface}.device";