From c98bf184bbfda5ac6e23cd0724b7e0a900cfe215 Mon Sep 17 00:00:00 2001
From: Alex Vandiver <alexmv@zulip.com>
Date: Fri, 24 May 2024 15:18:58 -0400
Subject: [PATCH] postfix: Increase the max message size to 25MB.

The default is 10MB[^1]; increasing this to 25MB aligns it with the
email mirror's internal limit.

[^1]: https://www.postfix.org/postconf.5.html#message_size_limit
---
 puppet/zulip/templates/postfix/main.cf.erb | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/puppet/zulip/templates/postfix/main.cf.erb b/puppet/zulip/templates/postfix/main.cf.erb
index fed7e94b51..5257ab1430 100644
--- a/puppet/zulip/templates/postfix/main.cf.erb
+++ b/puppet/zulip/templates/postfix/main.cf.erb
@@ -38,3 +38,6 @@ virtual_alias_maps = regexp:/etc/postfix/virtual
 allow_percent_hack = no
 allow_untrusted_routing = yes
 strict_rfc821_envelopes = no
+
+# Ingest messages up to 25MB
+message_size_limit = 26214400