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#!rsc
# RouterOS script: check-routeros-update
# Copyright (c) 2013-2020 Christian Hesse <mail@eworm.de>
# https://git.eworm.de/cgit/routeros-scripts/about/COPYING.md
#
# check for RouterOS update, send notification and/or install
# https://git.eworm.de/cgit/routeros-scripts/about/doc/check-routeros-update.md
:global Identity;
:global SafeUpdateUrl;
:global SafeUpdatePatch;
:global SentRouterosUpdateNotification;
:global DeviceInfo;
:global LogPrintExit;
:global ScriptFromTerminal;
:global SendNotification;
:global VersionToNum;
:local DoUpdate do={
:if ([ / system script print count-only where name="packages-update" ] > 0) do={
/ system script run packages-update;
} else={
/ system package update install without-paging;
}
:error "Waiting for system to reboot.";
}
:if ([ / system package print count-only where name="wireless" disabled=no ] > 0) do={
:if ([ / interface wireless cap get enabled ] = true && \
[ / caps-man manager get enabled ] = false) do={
$LogPrintExit error "System is managed by CAPsMAN, not checking." true;
}
}
:if ([ / system scheduler print count-only where name="reboot-for-update" ] > 0) do={
:error "A reboot for update is already scheduled.";
}
/ system package update check-for-updates without-paging;
:local Update [ / system package update get ];
:if ([ :len ($Update->"latest-version") ] = 0) do={
$LogPrintExit warning "An empty string is not a valid version." true;
}
:local NumInstalled [ $VersionToNum ($Update->"installed-version") ];
:local NumLatest [ $VersionToNum ($Update->"latest-version") ];
:if ($NumInstalled < $NumLatest) do={
:if ($SafeUpdatePatch = true && ($NumInstalled & 0xffff0000) = ($NumLatest & 0xffff0000)) do={
$LogPrintExit info ("Version " . $Update->"latest-version" . " is a patch release, updating...") false;
$SendNotification ("RouterOS update") \
("Version " . $Update->"latest-version" . " is a patch update for " . $Update->"channel" . \
", updating on " . $Identity . "...") "" "true";
$DoUpdate;
}
:if ([ :len $SafeUpdateUrl ] > 0) do={
:local Result;
:do {
:set Result [ / tool fetch check-certificate=yes-without-crl \
($SafeUpdateUrl . $Update->"channel" . "?installed=" . $Update->"installed-version" . \
"&latest=" . $Update->"latest-version") output=user as-value ];
} on-error={
$LogPrintExit warning ("Failed receiving safe version for " . $Update->"channel" . ".") false;
}
:if ($Result->"status" = "finished" && $Result->"data" = $Update->"latest-version") do={
$LogPrintExit info ("Version " . $Update->"latest-version" . " is considered safe, updating...") false;
$SendNotification ("RouterOS update") \
("Version " . $Update->"latest-version" . " is considered safe for " . $Update->"channel" . \
", updating on " . $Identity . "...") "" "true";
$DoUpdate;
}
}
:if ([ $ScriptFromTerminal "check-routeros-update" ] = true) do={
:put ("Do you want to install RouterOS version " . $Update->"latest-version" . "? [y/N]");
:if (([ :terminal inkey timeout=60 ] % 32) = 25) do={
$DoUpdate;
} else={
:put "Canceled...";
}
}
:if ($SentRouterosUpdateNotification = $Update->"latest-version") do={
$LogPrintExit info ("Already sent the RouterOS update notification for version " . \
$Update->"latest-version" . ".") true;
}
$SendNotification ("RouterOS update \E2\9C\A8") \
("A new RouterOS version " . ($Update->"latest-version") . \
" is available for " . $Identity . ".\n\n" . \
[ $DeviceInfo ] . "\n\n" . \
"https://mikrotik.com/download/changelogs/" . $Update->"channel" . "-release-tree") \
"" "true";
:set SentRouterosUpdateNotification ($Update->"latest-version");
}
:if ($NumInstalled > $NumLatest) do={
:if ($SentRouterosUpdateNotification = $Update->"latest-version") do={
$LogPrintExit info ("Already sent the RouterOS downgrade notification for version " . \
$Update->"latest-version" . ".") true;
}
$SendNotification ("RouterOS version") \
("A different RouterOS version " . ($Update->"latest-version") . \
" is available for " . $Identity . ", but it is a downgrade.\n\n" . \
[ $DeviceInfo ] . "\n\n" . \
"https://mikrotik.com/download/changelogs/" . $Update->"channel" . "-release-tree") \
"" "true";
$LogPrintExit info ("A different RouterOS version " . ($Update->"latest-version") . \
" is available for downgrade.") false;
:set SentRouterosUpdateNotification ($Update->"latest-version");
}
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