From 22eb74cb3a4238ab0eebda8ae013721f7da129dd Mon Sep 17 00:00:00 2001
From: Christian Hesse <mail@eworm.de>
Date: Mon, 4 Mar 2024 13:48:00 +0100
Subject: check-routeros-update: move code into function

---
 check-routeros-update.rsc | 240 +++++++++++++++++++++++-----------------------
 1 file changed, 122 insertions(+), 118 deletions(-)

(limited to 'check-routeros-update.rsc')

diff --git a/check-routeros-update.rsc b/check-routeros-update.rsc
index 204a0d3..519c2d4 100644
--- a/check-routeros-update.rsc
+++ b/check-routeros-update.rsc
@@ -8,149 +8,153 @@
 # check for RouterOS update, send notification and/or install
 # https://git.eworm.de/cgit/routeros-scripts/about/doc/check-routeros-update.md
 
-:local 0 [ :jobname ];
 :global GlobalFunctionsReady;
 :while ($GlobalFunctionsReady != true) do={ :delay 500ms; }
 
-:global Identity;
-:global SafeUpdateAll;
-:global SafeUpdateNeighbor;
-:global SafeUpdateNeighborIdentity;
-:global SafeUpdatePatch;
-:global SafeUpdateUrl;
-:global SentRouterosUpdateNotification;
-
-:global DeviceInfo;
-:global EscapeForRegEx;
-:global LogPrintExit2;
-:global ScriptFromTerminal;
-:global ScriptLock;
-:global SendNotification2;
-:global SymbolForNotification;
-:global VersionToNum;
-:global WaitFullyConnected;
-
-:local DoUpdate do={
-  :if ([ :len [ /system/script/find where name="packages-update" ] ] > 0) do={
-    /system/script/run packages-update;
-  } else={
-    /system/package/update/install without-paging;
+:local Main do={
+  :local ScriptName [ :tostr $1 ];
+
+  :global Identity;
+  :global SafeUpdateAll;
+  :global SafeUpdateNeighbor;
+  :global SafeUpdateNeighborIdentity;
+  :global SafeUpdatePatch;
+  :global SafeUpdateUrl;
+  :global SentRouterosUpdateNotification;
+
+  :global DeviceInfo;
+  :global EscapeForRegEx;
+  :global LogPrintExit2;
+  :global ScriptFromTerminal;
+  :global ScriptLock;
+  :global SendNotification2;
+  :global SymbolForNotification;
+  :global VersionToNum;
+  :global WaitFullyConnected;
+
+  :local DoUpdate do={
+    :if ([ :len [ /system/script/find where name="packages-update" ] ] > 0) do={
+      /system/script/run packages-update;
+    } else={
+      /system/package/update/install without-paging;
+    }
+    :error "Waiting for system to reboot.";
   }
-  :error "Waiting for system to reboot.";
-}
-
-$ScriptLock $0;
-
-$WaitFullyConnected;
-
-:if ([ :len [ /system/scheduler/find where name="_RebootForUpdate" ] ] > 0) do={
-  :error "A reboot for update is already scheduled.";
-}
-
-$LogPrintExit2 debug $0 ("Checking for updates...") false;
-/system/package/update/check-for-updates without-paging as-value;
-:local Update [ /system/package/update/get ];
 
-:if ([ $ScriptFromTerminal $0 ] = true && ($Update->"installed-version") = ($Update->"latest-version")) do={
-  $LogPrintExit2 info $0 ("System is already up to date.") true;
-}
+  $ScriptLock $ScriptName;
+  $WaitFullyConnected;
 
-:local NumInstalled [ $VersionToNum ($Update->"installed-version") ];
-:local NumLatest [ $VersionToNum ($Update->"latest-version") ];
-:local Link ("https://mikrotik.com/download/changelogs/" . $Update->"channel" . "-release-tree");
+  :if ([ :len [ /system/scheduler/find where name="_RebootForUpdate" ] ] > 0) do={
+    :error "A reboot for update is already scheduled.";
+  }
 
-:if ($NumLatest < 117505792) do={
-  $LogPrintExit2 info $0 ("The version '" . ($Update->"latest-version") . "' is not a valid version.") true;
-}
+  $LogPrintExit2 debug $ScriptName ("Checking for updates...") false;
+  /system/package/update/check-for-updates without-paging as-value;
+  :local Update [ /system/package/update/get ];
 
-:if ($NumInstalled < $NumLatest) do={
-  :if ($SafeUpdateAll ~ "^YES,? ?PLEASE!?\$") do={
-    $LogPrintExit2 info $0 ("Installing ALL versions automatically, including " . \
-      $Update->"latest-version" . "...") false;
-    $SendNotification2 ({ origin=$0; \
-      subject=([ $SymbolForNotification "sparkles" ] . "RouterOS update: " . $Update->"latest-version"); \
-      message=("Installing ALL versions automatically, including " . $Update->"latest-version" . \
-        "... Updating on " . $Identity . "..."); link=$Link; silent=true });
-    $DoUpdate;
+  :if ([ $ScriptFromTerminal $ScriptName ] = true && ($Update->"installed-version") = ($Update->"latest-version")) do={
+    $LogPrintExit2 info $ScriptName ("System is already up to date.") true;
   }
 
-  :if ($SafeUpdatePatch = true && ($NumInstalled & 0xffff0000) = ($NumLatest & 0xffff0000)) do={
-    $LogPrintExit2 info $0 ("Version " . $Update->"latest-version" . " is a patch release, updating...") false;
-    $SendNotification2 ({ origin=$0; \
-      subject=([ $SymbolForNotification "sparkles" ] . "RouterOS update: " . $Update->"latest-version"); \
-      message=("Version " . $Update->"latest-version" . " is a patch update for " . $Update->"channel" . \
-        ", updating on " . $Identity . "..."); link=$Link; silent=true });
-    $DoUpdate;
+  :local NumInstalled [ $VersionToNum ($Update->"installed-version") ];
+  :local NumLatest [ $VersionToNum ($Update->"latest-version") ];
+  :local Link ("https://mikrotik.com/download/changelogs/" . $Update->"channel" . "-release-tree");
+
+  :if ($NumLatest < 117505792) do={
+    $LogPrintExit2 info $ScriptName ("The version '" . ($Update->"latest-version") . "' is not a valid version.") true;
   }
 
-  :if ($SafeUpdateNeighbor = true) do={
-    :local Neighbors [ /ip/neighbor/find where platform="MikroTik" identity~$SafeUpdateNeighborIdentity \
-       version~("^" . [ $EscapeForRegEx ($Update->"latest-version") ] . "\\b") ];
-    :if ([ :len $Neighbors ] > 0) do={
-      :local Neighbor [ /ip/neighbor/get ($Neighbors->0) identity ];
-      $LogPrintExit2 info $0 ("Seen a neighbor (" . $Neighbor . ") running version " . \
-        $Update->"latest-version" . " from " . $Update->"channel" . ", updating...") false;
-      $SendNotification2 ({ origin=$0; \
+  :if ($NumInstalled < $NumLatest) do={
+    :if ($SafeUpdateAll ~ "^YES,? ?PLEASE!?\$") do={
+      $LogPrintExit2 info $ScriptName ("Installing ALL versions automatically, including " . \
+        $Update->"latest-version" . "...") false;
+      $SendNotification2 ({ origin=$ScriptName; \
         subject=([ $SymbolForNotification "sparkles" ] . "RouterOS update: " . $Update->"latest-version"); \
-        message=("Seen a neighbor (" . $Neighbor . ") running version " . $Update->"latest-version" . \
-          " from " . $Update->"channel" . ", updating on " . $Identity . "..."); link=$Link; silent=true });
+        message=("Installing ALL versions automatically, including " . $Update->"latest-version" . \
+          "... Updating on " . $Identity . "..."); link=$Link; silent=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={
-      $LogPrintExit2 warning $0 ("Failed receiving safe version for " . $Update->"channel" . ".") false;
-    }
-    :if ($Result->"status" = "finished" && $Result->"data" = $Update->"latest-version") do={
-      $LogPrintExit2 info $0 ("Version " . $Update->"latest-version" . " is considered safe, updating...") false;
-      $SendNotification2 ({ origin=$0; \
+    :if ($SafeUpdatePatch = true && ($NumInstalled & 0xffff0000) = ($NumLatest & 0xffff0000)) do={
+      $LogPrintExit2 info $ScriptName ("Version " . $Update->"latest-version" . " is a patch release, updating...") false;
+      $SendNotification2 ({ origin=$ScriptName; \
         subject=([ $SymbolForNotification "sparkles" ] . "RouterOS update: " . $Update->"latest-version"); \
-        message=("Version " . $Update->"latest-version" . " is considered safe for " . $Update->"channel" . \
+        message=("Version " . $Update->"latest-version" . " is a patch update for " . $Update->"channel" . \
           ", updating on " . $Identity . "..."); link=$Link; silent=true });
       $DoUpdate;
     }
-  }
 
-  :if ([ $ScriptFromTerminal $0 ] = true) do={
-    :put ("Do you want to install RouterOS version " . $Update->"latest-version" . "? [y/N]");
-    :if (([ /terminal/inkey timeout=60 ] % 32) = 25) do={
-      $DoUpdate;
-    } else={
-      :put "Canceled...";
+    :if ($SafeUpdateNeighbor = true) do={
+      :local Neighbors [ /ip/neighbor/find where platform="MikroTik" identity~$SafeUpdateNeighborIdentity \
+         version~("^" . [ $EscapeForRegEx ($Update->"latest-version") ] . "\\b") ];
+      :if ([ :len $Neighbors ] > 0) do={
+        :local Neighbor [ /ip/neighbor/get ($Neighbors->0) identity ];
+        $LogPrintExit2 info $ScriptName ("Seen a neighbor (" . $Neighbor . ") running version " . \
+          $Update->"latest-version" . " from " . $Update->"channel" . ", updating...") false;
+        $SendNotification2 ({ origin=$ScriptName; \
+          subject=([ $SymbolForNotification "sparkles" ] . "RouterOS update: " . $Update->"latest-version"); \
+          message=("Seen a neighbor (" . $Neighbor . ") running version " . $Update->"latest-version" . \
+            " from " . $Update->"channel" . ", updating on " . $Identity . "..."); link=$Link; silent=true });
+        $DoUpdate;
+      }
     }
-  }
 
-  :if ($SentRouterosUpdateNotification = $Update->"latest-version") do={
-    $LogPrintExit2 info $0 ("Already sent the RouterOS update notification for version " . \
-        $Update->"latest-version" . ".") true;
-  }
+    :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={
+        $LogPrintExit2 warning $ScriptName ("Failed receiving safe version for " . $Update->"channel" . ".") false;
+      }
+      :if ($Result->"status" = "finished" && $Result->"data" = $Update->"latest-version") do={
+        $LogPrintExit2 info $ScriptName ("Version " . $Update->"latest-version" . " is considered safe, updating...") false;
+        $SendNotification2 ({ origin=$ScriptName; \
+          subject=([ $SymbolForNotification "sparkles" ] . "RouterOS update: " . $Update->"latest-version"); \
+          message=("Version " . $Update->"latest-version" . " is considered safe for " . $Update->"channel" . \
+            ", updating on " . $Identity . "..."); link=$Link; silent=true });
+        $DoUpdate;
+      }
+    }
 
-  $SendNotification2 ({ origin=$0; \
-    subject=([ $SymbolForNotification "sparkles" ] . "RouterOS update: " . $Update->"latest-version"); \
-    message=("A new RouterOS version " . ($Update->"latest-version") . \
-      " is available for " . $Identity . ".\n\n" . \
-      [ $DeviceInfo ]); link=$Link; silent=true });
-  :set SentRouterosUpdateNotification ($Update->"latest-version");
-}
+    :if ([ $ScriptFromTerminal $ScriptName ] = 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 ($NumInstalled > $NumLatest) do={
-  :if ($SentRouterosUpdateNotification = $Update->"latest-version") do={
-    $LogPrintExit2 info $0 ("Already sent the RouterOS downgrade notification for version " . \
-        $Update->"latest-version" . ".") true;
+    :if ($SentRouterosUpdateNotification = $Update->"latest-version") do={
+      $LogPrintExit2 info $ScriptName ("Already sent the RouterOS update notification for version " . \
+          $Update->"latest-version" . ".") true;
+    }
+
+    $SendNotification2 ({ origin=$ScriptName; \
+      subject=([ $SymbolForNotification "sparkles" ] . "RouterOS update: " . $Update->"latest-version"); \
+      message=("A new RouterOS version " . ($Update->"latest-version") . \
+        " is available for " . $Identity . ".\n\n" . \
+        [ $DeviceInfo ]); link=$Link; silent=true });
+    :set SentRouterosUpdateNotification ($Update->"latest-version");
   }
 
-  $SendNotification2 ({ origin=$0; \
-    subject=([ $SymbolForNotification "warning-sign" ] . "RouterOS version: " . $Update->"latest-version"); \
-    message=("A different RouterOS version " . ($Update->"latest-version") . \
-      " is available for " . $Identity . ", but it is a downgrade.\n\n" . \
-      [ $DeviceInfo ]); link=$Link; silent=true });
-  $LogPrintExit2 info $0 ("A different RouterOS version " . ($Update->"latest-version") . \
-    " is available for downgrade.") false;
-  :set SentRouterosUpdateNotification ($Update->"latest-version");
+  :if ($NumInstalled > $NumLatest) do={
+    :if ($SentRouterosUpdateNotification = $Update->"latest-version") do={
+      $LogPrintExit2 info $ScriptName ("Already sent the RouterOS downgrade notification for version " . \
+          $Update->"latest-version" . ".") true;
+    }
+
+    $SendNotification2 ({ origin=$ScriptName; \
+      subject=([ $SymbolForNotification "warning-sign" ] . "RouterOS version: " . $Update->"latest-version"); \
+      message=("A different RouterOS version " . ($Update->"latest-version") . \
+        " is available for " . $Identity . ", but it is a downgrade.\n\n" . \
+        [ $DeviceInfo ]); link=$Link; silent=true });
+    $LogPrintExit2 info $ScriptName ("A different RouterOS version " . ($Update->"latest-version") . \
+      " is available for downgrade.") false;
+    :set SentRouterosUpdateNotification ($Update->"latest-version");
+  }
 }
+
+$Main [ :jobname ];
-- 
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