From 1e247542a51749175bcd73bb0ea07513848c6442 Mon Sep 17 00:00:00 2001
From: Christian Hesse <mail@eworm.de>
Date: Wed, 30 Aug 2023 09:01:46 +0200
Subject: backup-email: check configuration size before writing file

---
 backup-email.rsc | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

(limited to 'backup-email.rsc')

diff --git a/backup-email.rsc b/backup-email.rsc
index 3dce2ca..3beb730 100644
--- a/backup-email.rsc
+++ b/backup-email.rsc
@@ -83,15 +83,16 @@ $WaitFullyConnected;
 # global-config-overlay
 :if ($BackupSendGlobalConfig = true) do={
   :local Config [ /system/script/get global-config-overlay source ];
-  /file/add name=($FilePath . ".conf") contents=$Config;
-  $WaitForFile ($FilePath . ".conf");
-
   :local Size [ :len $Config ];
-  :if ([ /file/get ($FilePath . ".conf") size ] = $Size) do={
+
+  :if ($Size <= 4095) {
+    /file/add name=($FilePath . ".conf") contents=$Config;
+    $WaitForFile ($FilePath . ".conf");
     :set ConfigFile ($FileName . ".conf");
     :set Attach ($Attach, ($FilePath . ".conf"));
   } else={
-    $LogPrintExit2 warning $0 ("Creating config file failed. Size should be " . $Size . " bytes, but is not.") false;
+    $LogPrintExit2 warning $0 ("Creating config file not possible. Limit is 4kB, configuration has " . \
+        $Size . " bytes.") false;
     :set ConfigFile "failed";
     :set Failed 1;
   }
-- 
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