mirror of
https://github.com/eworm-de/routeros-scripts
synced 2024-05-14 08:04:19 +00:00
103 lines
3.5 KiB
Text
103 lines
3.5 KiB
Text
#!rsc
|
|
# RouterOS script: daily-psk%TEMPL%
|
|
# Copyright (c) 2013-2020 Christian Hesse <mail@eworm.de>
|
|
# Michael Gisbers <michael@gisbers.de>
|
|
#
|
|
# update daily PSK (pre shared key)
|
|
# https://git.eworm.de/cgit/routeros-scripts/about/doc/daily-psk.md
|
|
#
|
|
# !! This is just a template! Replace '%PATH%' with 'caps-man'
|
|
# !! or 'interface wireless'!
|
|
|
|
:global DailyPskMatchComment;
|
|
:global Identity;
|
|
|
|
:global LogPrintExit;
|
|
:global SendNotification;
|
|
:global UrlEncode;
|
|
:global WaitForFile;
|
|
|
|
:local Seen [ :toarray "" ];
|
|
|
|
# return pseudo-random string for PSK
|
|
:local GeneratePSK do={
|
|
:local Date [ :tostr $1 ];
|
|
|
|
:global DailyPskSecrets;
|
|
|
|
:local Months { "jan"; "feb"; "mar"; "apr"; "may"; "jun";
|
|
"jul"; "aug"; "sep"; "oct"; "nov"; "dec" };
|
|
|
|
:local Month [ :pick $Date 0 3 ];
|
|
:local Day [ :tonum [ :pick $Date 4 6 ] ];
|
|
:local Year [ :pick $Date 7 11 ];
|
|
|
|
:for MIndex from=0 to=[ :len $Months ] do={
|
|
:if ($Months->$MIndex = $Month) do={
|
|
:set Month ($MIndex + 1);
|
|
}
|
|
}
|
|
|
|
:local A ((14 - $Month) / 12);
|
|
:local B ($Year - $A);
|
|
:local C ($Month + 12 * $A - 2);
|
|
:local WeekDay (7000 + $Day + $B + ($B / 4) - ($B / 100) + ($B / 400) + ((31 * $C) / 12));
|
|
:set WeekDay ($WeekDay - (($WeekDay / 7) * 7));
|
|
|
|
:return (($DailyPskSecrets->0->($Day - 1)) . \
|
|
($DailyPskSecrets->1->($Month - 1)) . \
|
|
($DailyPskSecrets->2->$WeekDay));
|
|
}
|
|
|
|
:local Date [ / system clock get date ];
|
|
:local NewPsk [ $GeneratePSK $Date ];
|
|
|
|
:foreach AccList in=[ / %PATH% access-list find where comment~$DailyPskMatchComment ] do={
|
|
:local IntName [ / interface wireless access-list get $AccList interface ];
|
|
:local Ssid [ / interface wireless get $IntName ssid ];
|
|
:local Ssid [ / caps-man access-list get $AccList ssid-regexp ];
|
|
:local Configuration [ / caps-man configuration get ([ find where ssid=$Ssid ]->0) name ];
|
|
:local OldPsk [ / interface wireless access-list get $AccList private-pre-shared-key ];
|
|
:local OldPsk [ / caps-man access-list get $AccList private-passphrase ];
|
|
:local Skip 0;
|
|
|
|
:if ($NewPsk != $OldPsk) do={
|
|
$LogPrintExit info ("Updating daily PSK for " . $Ssid . " to " . $NewPsk . " (was " . $OldPsk . ")") false;
|
|
/ interface wireless access-list set $AccList private-pre-shared-key=$NewPsk;
|
|
/ caps-man access-list set $AccList private-passphrase=$NewPsk;
|
|
|
|
:if ([ / interface wireless print count-only where name=$IntName disabled=no ] = 1) do={
|
|
:if ([ / caps-man interface print count-only where configuration=$Configuration ] > 0) do={
|
|
:foreach SeenSsid in=$Seen do={
|
|
:if ($SeenSsid = $Ssid) do={
|
|
$LogPrintExit debug ("Already sent a mail for SSID " . $Ssid . ", skipping.") false;
|
|
:set Skip 1;
|
|
}
|
|
}
|
|
|
|
:if ($Skip = 0) do={
|
|
:set Seen ($Seen, $Ssid);
|
|
|
|
:local Url ("https://www.eworm.de/cgi-bin/cqrlogo-wifi.cgi" . \
|
|
"?scale=8&level=1&ssid=" . [ $UrlEncode $Ssid ] . "&pass=" . [ $UrlEncode $NewPsk ]);
|
|
:local Attach "qrcode-daily.png";
|
|
|
|
:do {
|
|
/ tool fetch check-certificate=yes-without-crl \
|
|
$Url dst-path=$Attach;
|
|
$WaitForFile $Attach;
|
|
} on-error={
|
|
:set Attach "";
|
|
}
|
|
|
|
$SendNotification ("daily PSK " . $Ssid) \
|
|
("This is the daily PSK on " . $Identity . ":\n\n" . \
|
|
"SSID: " . $Ssid . "\n" . \
|
|
"PSK: " . $NewPsk . "\n" . \
|
|
"Date: " . $Date . "\n\n" . \
|
|
"A client device specific rule must not exist!\n\n" . \
|
|
$Url) $Attach;
|
|
}
|
|
}
|
|
}
|
|
}
|