check-lte-firmware-upgrade


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#!rsc
# RouterOS script: check-lte-firmware-upgrade
# Copyright (c) 2018-2019 Christian Hesse <mail@eworm.de>
#
# check for LTE firmware upgrade, send notification e-mails

:global Identity;
:global SentLteFirmwareUpgradeNotification;

:global SendNotification;

:foreach Interface in=[ / interface lte find ] do={
  :local IntName [ / interface lte get $Interface name ];
  :do {
    :local Firmware [ / interface lte firmware-upgrade $Interface once as-value ];
    
    :if ($SentLteFirmwareUpgradeNotification = ($Firmware->"latest")) do={
      :log debug ("Already sent the LTE firmware upgrade notification for version " . \
        ($Firmware->"latest") . ".");
    } else={
      :if (($Firmware->"installed") != ($Firmware->"latest")) do={
        $SendNotification ("LTE firmware upgrade notification") \
          ("A new firmware version " . ($Firmware->"latest") . " is available for " . \
          "LTE interface " . $IntName . " on " . $Identity . ".");
        :set SentLteFirmwareUpgradeNotification ($Firmware->"latest");
      }
    }
  } on-error={
    :log debug ("Could not get latest LTE firmware version for interface " . \
      $IntName . ".");
  }
}