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Merge pull request #1430 from wkennington/mtu

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network-interfaces: Add mtu setting support
This commit is contained in:
Mathijs Kwik 2013-12-30 00:53:45 -08:00
parent 9b056e1e3e c6ab810e37
commit 3668970f7f
1 changed files with 14 additions and 0 deletions
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14
nixos/modules/tasks/network-interfaces.nix
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@ -58,6 +58,15 @@ let
'';
};
mtu = mkOption {
default = null;
example = 9000;
type = types.nullOr types.int;
description = ''
MTU size for packets leaving the interface. Leave empty to use the default.
'';
};
virtual = mkOption {
default = false;
type = types.bool;
@ -381,6 +390,11 @@ in
echo "setting MAC address to ${i.macAddress}..."
ip link set "${i.name}" address "${i.macAddress}"
''
+ optionalString (i.mtu != null)
''
echo "setting MTU to ${toString i.mtu}..."
ip link set "${i.name}" mtu "${toString i.mtu}"
''
+ optionalString (i.ipAddress != null)
''
cur=$(ip -4 -o a show dev "${i.name}" | awk '{print $4}')