From 1ef675e5c2a679beba23cbf6567a0b4b1a3b4211 Mon Sep 17 00:00:00 2001
From: Petr Baudis <pasky@ucw.cz>
Date: Fri, 6 Nov 2009 15:40:51 +0100
Subject: [PATCH] taskd/mail.sh: Limit mail size to 256kb.

---
 taskd/mail.sh | 19 +++++++++++++++++--
 1 file changed, 17 insertions(+), 2 deletions(-)

diff --git a/taskd/mail.sh b/taskd/mail.sh
index 6d7ccfa..e3e649c 100755
--- a/taskd/mail.sh
+++ b/taskd/mail.sh
@@ -19,6 +19,7 @@
 # * Unsubscribe instructions in email footer.
 # * Default showrev includes gitweb link.
 # * Nicer subject line.
+# * Limit mail size to 256kb.
 # =================
 #
 # This hook is stored in the contrib/hooks directory.  Your distribution
@@ -661,6 +662,20 @@ show_new_revisions()
 }
 
 
+size_limit()
+{
+	size=0
+	while IFS= read line; do
+		size=$((size+${#line}))
+		if [ $size -gt $1 ]; then
+			echo "...e-mail trimmed, has been too large."
+			break
+		fi
+		echo "$line"
+	done
+}
+
+
 send_mail()
 {
 	if [ -n "$envelopesender" ]; then
@@ -720,10 +735,10 @@ if [ -n "$1" -a -n "$2" -a -n "$3" ]; then
 	# Output to the terminal in command line mode - if someone wanted to
 	# resend an email; they could redirect the output to sendmail
 	# themselves
-	generate_email $2 $3 $1 | send_mail
+	generate_email $2 $3 $1 | size_limit $((256*1024)) | send_mail
 else
 	while read oldrev newrev refname
 	do
-		generate_email $oldrev $newrev $refname | send_mail
+		generate_email $oldrev $newrev $refname | size_limit $((256*1024)) | send_mail
 	done
 fi
-- 
2.11.4.GIT