routeros-scripts/fw-addr-lists.rsc
2024-04-07 22:51:24 +02:00

183 lines
6.7 KiB
Text

#!rsc by RouterOS
# RouterOS script: fw-addr-lists
# Copyright (c) 2023-2024 Christian Hesse <mail@eworm.de>
# https://git.eworm.de/cgit/routeros-scripts/about/COPYING.md
#
# requires RouterOS, version=7.13
#
# download, import and update firewall address-lists
# https://git.eworm.de/cgit/routeros-scripts/about/doc/fw-addr-lists.md
:global GlobalFunctionsReady;
:while ($GlobalFunctionsReady != true) do={ :delay 500ms; }
:do {
:local ScriptName [ :jobname ];
:global FwAddrLists;
:global FwAddrListTimeOut;
:global CertificateAvailable;
:global EitherOr;
:global FetchHuge;
:global HumanReadableNum;
:global LogPrint;
:global LogPrintOnce;
:global ScriptLock;
:global WaitFullyConnected;
:local FindDelim do={
:local ValidChars "0123456789.:/ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz-";
:for I from=0 to=[ :len $1 ] do={
:if ([ :typeof [ :find $ValidChars [ :pick ($1 . " ") $I ] ] ] != "num") do={
:return $I;
}
}
}
:if ([ $ScriptLock $ScriptName ] = false) do={
:error false;
}
$WaitFullyConnected;
:local ListComment ("managed by " . $ScriptName);
:foreach FwListName,FwList in=$FwAddrLists do={
:local CntAdd 0;
:local CntRenew 0;
:local CntRemove 0;
:local IPv4Addresses ({});
:local IPv6Addresses ({});
:local Failure false;
:foreach List in=$FwList do={
:local CheckCertificate false;
:local Data false;
:local TimeOut [ $EitherOr [ :totime ($List->"timeout") ] $FwAddrListTimeOut ];
:if ([ :len ($List->"cert") ] > 0) do={
:set CheckCertificate true;
:if ([ $CertificateAvailable ($List->"cert") ] = false) do={
$LogPrint warning $ScriptName ("Downloading required certificate (" . $FwListName . \
" / " . $List->"url" . ") failed, trying anyway.");
}
}
:for I from=1 to=5 do={
:if ($Data = false) do={
:set Data [ $FetchHuge $ScriptName ($List->"url") $CheckCertificate ];
:if ($Data = false) do={
:if ($I < 5) do={
$LogPrint debug $ScriptName ("Failed downloading for list '" . $FwListName . \
"', " . $I . ". try from: " . $List->"url");
:delay (($I * $I) . "s");
}
}
}
}
:if ($Data = false) do={
:set Data "";
:set Failure true;
$LogPrint warning $ScriptName ("Failed downloading for list '" . $FwListName . \
"' from: " . $List->"url");
} else={
$LogPrint debug $ScriptName ("Downloaded " . [ $HumanReadableNum [ :len $Data ] 1024 ] . \
"B for list '" . $FwListName . "' from: " . $List->"url");
}
:while ([ :len $Data ] != 0) do={
:local Line [ :pick $Data 0 [ :find $Data "\n" ] ];
:local Address ([ :pick $Line 0 [ $FindDelim $Line ] ] . ($List->"cidr"));
:do {
:if ($Address ~ "^[0-9]{1,3}\\.[0-9]{1,3}\\.[0-9]{1,3}\\.[0-9]{1,3}(/[0-9]{1,2})?\$") do={
:set ($IPv4Addresses->$Address) $TimeOut;
:error true;
}
:if ($Address ~ "^[0-9a-zA-Z]*:[0-9a-zA-Z:\\.]+(/[0-9]{1,3})?\$") do={
:set ($IPv6Addresses->$Address) $TimeOut;
:error true;
}
:if ($Address ~ "^[\\.a-zA-Z0-9-]+\\.[a-zA-Z]{2,}\$") do={
:set ($IPv4Addresses->$Address) $TimeOut;
:set ($IPv6Addresses->$Address) $TimeOut;
:error true;
}
} on-error={ }
:set Data [ :pick $Data ([ :len $Line ] + 1) [ :len $Data ] ];
}
}
:foreach Entry in=[ /ip/firewall/address-list/find where \
list=$FwListName comment=$ListComment ] do={
:local Address [ /ip/firewall/address-list/get $Entry address ];
:if ([ :typeof ($IPv4Addresses->$Address) ] = "time") do={
$LogPrint debug $ScriptName ("Renewing IPv4 address in list '" . $FwListName . \
"' with " . ($IPv4Addresses->$Address) . ": " . $Address);
/ip/firewall/address-list/set $Entry timeout=($IPv4Addresses->$Address);
:set ($IPv4Addresses->$Address);
:set CntRenew ($CntRenew + 1);
} else={
:if ($Failure = false) do={
$LogPrint debug $ScriptName ("Removing IPv4 address from list '" . $FwListName . \
"': " . $Address);
/ip/firewall/address-list/remove $Entry;
:set CntRemove ($CntRemove + 1);
}
}
}
:foreach Entry in=[ /ipv6/firewall/address-list/find where \
list=$FwListName comment=$ListComment ] do={
:local Address [ /ipv6/firewall/address-list/get $Entry address ];
:if ([ :typeof ($IPv6Addresses->$Address) ] = "time") do={
$LogPrint debug $ScriptName ("Renewing IPv6 address in list '" . $FwListName . \
"' with " . ($IPv6Addresses->$Address) . ": " . $Address);
/ipv6/firewall/address-list/set $Entry timeout=($IPv6Addresses->$Address);
:set ($IPv6Addresses->$Address);
:set CntRenew ($CntRenew + 1);
} else={
:if ($Failure = false) do={
$LogPrint debug $ScriptName ("Removing IPv6 address from list '" . $FwListName . \
"': " . $Address);
/ipv6/firewall/address-list/remove $Entry;
:set CntRemove ($CntRemove + 1);
}
}
}
:foreach Address,Timeout in=$IPv4Addresses do={
$LogPrint debug $ScriptName ("Adding IPv4 address to list '" . $FwListName . \
"' with " . $Timeout . ": " . $Address);
:do {
/ip/firewall/address-list/add list=$FwListName comment=$ListComment \
address=$Address timeout=$Timeout;
:set ($IPv4Addresses->$Address);
:set CntAdd ($CntAdd + 1);
} on-error={
$LogPrint warning $ScriptName ("Failed to add IPv4 address to list '" . $FwListName . \
"': " . $Address);
}
}
:foreach Address,Timeout in=$IPv6Addresses do={
$LogPrint debug $ScriptName ("Adding IPv6 address to list '" . $FwListName . \
"' with " . $Timeout . ": " . $Address);
:do {
/ipv6/firewall/address-list/add list=$FwListName comment=$ListComment \
address=$Address timeout=$Timeout;
:set ($IPv6Addresses->$Address);
:set CntAdd ($CntAdd + 1);
} on-error={
$LogPrint warning $ScriptName ("Failed to add IPv6 address to list '" . $FwListName . \
"': " . $Address);
}
}
$LogPrint info $ScriptName ("list: " . $FwListName . \
" (" . [ $HumanReadableNum ($CntAdd + $CntRenew) 1000 ] . ")" . \
" -- added: " . [ $HumanReadableNum $CntAdd 1000 ] . \
" - renewed: " . [ $HumanReadableNum $CntRenew 1000 ] . \
" - removed: " . [ $HumanReadableNum $CntRemove 1000 ]);
}
} on-error={ }