Improve cleanup cron job for dovecot

diff --git a/modules/private/mail/dovecot.nix b/modules/private/mail/dovecot.nix
index f52f26352022642aa7228a6651cc80663b3f0b8f..c3d306de372e7699cd8c940be6f6d829f9b0c2f7 100644 (file)
--- a/modules/private/mail/dovecot.nix
+++ b/modules/private/mail/dovecot.nix
@@ -256,9 +256,9 @@ in
 
     services.cron.systemCronJobs = let
       cron_script = pkgs.writeScriptBin "cleanup-imap-folders" ''
-        ${pkgs.dovecot}/bin/doveadm expunge -A MAILBOX "Backup/*" NOT UID 1:256
-        ${pkgs.dovecot}/bin/doveadm expunge -A MAILBOX Junk SEEN NOT FLAGGED BEFORE 4w
-        ${pkgs.dovecot}/bin/doveadm search -A MAILBOX Trash NOT FLAGGED BEFORE 4w
+        ${pkgs.dovecot}/bin/doveadm expunge -A MAILBOX "Backup/*" NOT UID 1:256 2>&1 > /dev/null | grep -v "Mailbox doesn't exist:" | grep -v "Info: Opening DB"
+        ${pkgs.dovecot}/bin/doveadm expunge -A MAILBOX Junk SEEN NOT FLAGGED BEFORE 4w 2>&1 > /dev/null | grep -v "Mailbox doesn't exist:" | grep -v "Info: Opening DB"
+        ${pkgs.dovecot}/bin/doveadm expunge -A MAILBOX Trash NOT FLAGGED BEFORE 4w 2>&1 > /dev/null | grep -v "Mailbox doesn't exist:" | grep -v "Info: Opening DB"
         '';
       in
       [