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#!rsc by RouterOS
# RouterOS script: mod/bridge-port-vlan
# Copyright (c) 2013-2024 Christian Hesse <mail@eworm.de>
# https://git.eworm.de/cgit/routeros-scripts/about/COPYING.md
#
# manage VLANs on bridge ports
# https://git.eworm.de/cgit/routeros-scripts/about/doc/mod/bridge-port-vlan.md
:global BridgePortVlan;
:global BridgePortVlan do={
:local ConfigTo [ :tostr $1 ];
:global IfThenElse;
:global LogPrintExit2;
:global ParseKeyValueStore;
:local InterfaceReEnable ({});
:foreach BridgePort in=[ /interface/bridge/port/find where !(comment=[]) ] do={
:local BridgePortVal [ /interface/bridge/port/get $BridgePort ];
:foreach Config,Vlan in=[ $ParseKeyValueStore ($BridgePortVal->"comment") ] do={
:if ($Config = $ConfigTo) do={
:local DHCPClient [ /ip/dhcp-client/find where interface=$BridgePortVal->"interface" comment="toggle with bridge port" ];
:if ($Vlan = "dhcp-client") do={
:if ([ :len $DHCPClient ] != 1) do={
$LogPrintExit2 warning $0 ([ $IfThenElse ([ :len $DHCPClient ] = 0) "Missing" "Duplicate" ] . \
" dhcp client configuration for interface " . $BridgePortVal->"interface" . "!") true;
}
:local DHCPClientDisabled [ /ip/dhcp-client/get $DHCPClient disabled ];
:if ($BridgePortVal->"disabled" = false || $DHCPClientDisabled = true) do={
$LogPrintExit2 info $0 ("Disabling bridge port for interface " . $BridgePortVal->"interface" . ", enabling dhcp client.") false;
/interface/bridge/port/disable $BridgePort;
:delay 200ms;
/ip/dhcp-client/enable $DHCPClient;
}
} else={
:local VlanName $Vlan;
:if ($Vlan != [ :tostr [ :tonum $Vlan ] ]) do={
:do {
:set $Vlan ([ /interface/bridge/vlan/get [ find where comment=$Vlan ] vlan-ids ]->0);
} on-error={
$LogPrintExit2 warning $0 ("Could not find VLAN '" . $Vlan . "' for interface " . $BridgePortVal->"interface" . "!") true;
}
}
:if ($BridgePortVal->"disabled" = true || $Vlan != $BridgePortVal->"pvid") do={
$LogPrintExit2 info $0 ("Enabling bridge port for interface " . $BridgePortVal->"interface" . ", changing to " . $ConfigTo . \
" vlan " . $Vlan . [ $IfThenElse ($Vlan != $VlanName) (" (" . $VlanName . ")") ] . ", disabling dhcp client.") false;
:if ([ :len $DHCPClient ] = 1) do={
/ip/dhcp-client/disable $DHCPClient;
:delay 200ms;
}
:local Disable [ /interface/ethernet/find where name=$BridgePortVal->"interface" ];
:if ([ :len $Disable ] > 0) do={
/interface/ethernet/disable $Disable;
:set InterfaceReEnable ($InterfaceReEnable, $Disable);
}
/interface/bridge/port/set disabled=no pvid=$Vlan $BridgePort;
} else={
$LogPrintExit2 debug $0 ("Interface " . $BridgePortVal->"interface" . " already connected to " . $ConfigTo . \
" vlan " . $Vlan . ".") false;
}
}
}
}
}
:if ([ :len $InterfaceReEnable ] > 0) do={
:delay 5s;
$LogPrintExit2 info $0 ("Re-enabling interfaces...") false;
/interface/ethernet/enable $InterfaceReEnable;
}
}
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