From 31da6b8bd50e4e47713c4d603cb2ae6276ed1ff5 Mon Sep 17 00:00:00 2001
From: Christian Hesse <mail@eworm.de>
Date: Mon, 4 Mar 2024 13:48:00 +0100
Subject: daily-psk: move code into function

---
 daily-psk.wifi.rsc | 121 ++++++++++++++++++++++++++++-------------------------
 1 file changed, 63 insertions(+), 58 deletions(-)

(limited to 'daily-psk.wifi.rsc')

diff --git a/daily-psk.wifi.rsc b/daily-psk.wifi.rsc
index 488d921..e013dd1 100644
--- a/daily-psk.wifi.rsc
+++ b/daily-psk.wifi.rsc
@@ -11,77 +11,82 @@
 #
 # !! Do not edit this file, it is generated from template!
 
-:local 0 [ :jobname ];
 :global GlobalFunctionsReady;
 :while ($GlobalFunctionsReady != true) do={ :delay 500ms; }
 
-:global DailyPskMatchComment;
-:global DailyPskQrCodeUrl;
-:global Identity;
+:local Main do={
+  :local ScriptName [ :tostr $1 ];
 
-:global FormatLine;
-:global LogPrintExit2;
-:global ScriptLock;
-:global SendNotification2;
-:global SymbolForNotification;
-:global UrlEncode;
-:global WaitForFile;
-:global WaitFullyConnected;
+  :global DailyPskMatchComment;
+  :global DailyPskQrCodeUrl;
+  :global Identity;
 
-$ScriptLock $0;
-$WaitFullyConnected;
+  :global FormatLine;
+  :global LogPrintExit2;
+  :global ScriptLock;
+  :global SendNotification2;
+  :global SymbolForNotification;
+  :global UrlEncode;
+  :global WaitForFile;
+  :global WaitFullyConnected;
 
-# return pseudo-random string for PSK
-:local GeneratePSK do={
-  :local Date [ :tostr $1 ];
+  $ScriptLock $ScriptName;
+  $WaitFullyConnected;
 
-  :global DailyPskSecrets;
+  # return pseudo-random string for PSK
+  :local GeneratePSK do={
+    :local Date [ :tostr $1 ];
 
-  :global ParseDate;
+    :global DailyPskSecrets;
 
-  :set Date [ $ParseDate $Date ];
+    :global ParseDate;
 
-  :local A ((14 - ($Date->"month")) / 12);
-  :local B (($Date->"year") - $A);
-  :local C (($Date->"month") + 12 * $A - 2);
-  :local WeekDay (7000 + ($Date->"day") + $B + ($B / 4) - ($B / 100) + ($B / 400) + ((31 * $C) / 12));
-  :set WeekDay ($WeekDay - (($WeekDay / 7) * 7));
+    :set Date [ $ParseDate $Date ];
 
-  :return (($DailyPskSecrets->0->(($Date->"day") - 1)) . \
-    ($DailyPskSecrets->1->(($Date->"month") - 1)) . \
-    ($DailyPskSecrets->2->$WeekDay));
-}
+    :local A ((14 - ($Date->"month")) / 12);
+    :local B (($Date->"year") - $A);
+    :local C (($Date->"month") + 12 * $A - 2);
+    :local WeekDay (7000 + ($Date->"day") + $B + ($B / 4) - ($B / 100) + ($B / 400) + ((31 * $C) / 12));
+    :set WeekDay ($WeekDay - (($WeekDay / 7) * 7));
+
+    :return (($DailyPskSecrets->0->(($Date->"day") - 1)) . \
+      ($DailyPskSecrets->1->(($Date->"month") - 1)) . \
+      ($DailyPskSecrets->2->$WeekDay));
+  }
+
+  :local Seen ({});
+  :local Date [ /system/clock/get date ];
+  :local NewPsk [ $GeneratePSK $Date ];
 
-:local Seen ({});
-:local Date [ /system/clock/get date ];
-:local NewPsk [ $GeneratePSK $Date ];
-
-:foreach AccList in=[ /interface/wifi/access-list/find where comment~$DailyPskMatchComment ] do={
-  :local SsidRegExp [ /interface/wifi/access-list/get $AccList ssid-regexp ];
-  :local Configuration ([ /interface/wifi/configuration/find where ssid~$SsidRegExp ]->0);
-  :local Ssid [ /interface/wifi/configuration/get $Configuration ssid ];
-  :local OldPsk [ /interface/wifi/access-list/get $AccList passphrase ];
-  :local Skip 0;
-
-  :if ($NewPsk != $OldPsk) do={
-    $LogPrintExit2 info $0 ("Updating daily PSK for " . $Ssid . " to " . $NewPsk . " (was " . $OldPsk . ")") false;
-    /interface/wifi/access-list/set $AccList passphrase=$NewPsk;
-
-    :if ([ :len [ /interface/wifi/actual-configuration/find where configuration.ssid=$Ssid ] ] > 0) do={
-      :if ($Seen->$Ssid = 1) do={
-        $LogPrintExit2 debug $0 ("Already sent a mail for SSID " . $Ssid . ", skipping.") false;
-      } else={
-        :local Link ($DailyPskQrCodeUrl . \
-            "?scale=8&level=1&ssid=" . [ $UrlEncode $Ssid ] . "&pass=" . [ $UrlEncode $NewPsk ]);
-        $SendNotification2 ({ origin=$0; \
-          subject=([ $SymbolForNotification "calendar" ] . "daily PSK " . $Ssid); \
-          message=("This is the daily PSK on " . $Identity . ":\n\n" . \
-            [ $FormatLine "SSID" $Ssid ] . "\n" . \
-            [ $FormatLine "PSK" $NewPsk ] . "\n" . \
-            [ $FormatLine "Date" $Date ] . "\n\n" . \
-            "A client device specific rule must not exist!"); link=$Link });
-        :set ($Seen->$Ssid) 1;
+  :foreach AccList in=[ /interface/wifi/access-list/find where comment~$DailyPskMatchComment ] do={
+    :local SsidRegExp [ /interface/wifi/access-list/get $AccList ssid-regexp ];
+    :local Configuration ([ /interface/wifi/configuration/find where ssid~$SsidRegExp ]->0);
+    :local Ssid [ /interface/wifi/configuration/get $Configuration ssid ];
+    :local OldPsk [ /interface/wifi/access-list/get $AccList passphrase ];
+    :local Skip 0;
+
+    :if ($NewPsk != $OldPsk) do={
+      $LogPrintExit2 info $ScriptName ("Updating daily PSK for " . $Ssid . " to " . $NewPsk . " (was " . $OldPsk . ")") false;
+      /interface/wifi/access-list/set $AccList passphrase=$NewPsk;
+
+      :if ([ :len [ /interface/wifi/actual-configuration/find where configuration.ssid=$Ssid ] ] > 0) do={
+        :if ($Seen->$Ssid = 1) do={
+          $LogPrintExit2 debug $ScriptName ("Already sent a mail for SSID " . $Ssid . ", skipping.") false;
+        } else={
+          :local Link ($DailyPskQrCodeUrl . \
+              "?scale=8&level=1&ssid=" . [ $UrlEncode $Ssid ] . "&pass=" . [ $UrlEncode $NewPsk ]);
+          $SendNotification2 ({ origin=$ScriptName; \
+            subject=([ $SymbolForNotification "calendar" ] . "daily PSK " . $Ssid); \
+            message=("This is the daily PSK on " . $Identity . ":\n\n" . \
+              [ $FormatLine "SSID" $Ssid ] . "\n" . \
+              [ $FormatLine "PSK" $NewPsk ] . "\n" . \
+              [ $FormatLine "Date" $Date ] . "\n\n" . \
+              "A client device specific rule must not exist!"); link=$Link });
+          :set ($Seen->$Ssid) 1;
+        }
       }
     }
   }
 }
+
+$Main [ :jobname ];
-- 
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