From ca89739174dc7fb465cf05377006da5f6bc46038 Mon Sep 17 00:00:00 2001
From: Florent Daigniere <nextgens@freenetproject.org>
Date: Sat, 18 Oct 2025 21:47:32 +0200
Subject: [PATCH] Reenable nginx request buffering to fix roundcube

---
 towncrier/newsfragments/3913.bugfix | 1 +
 webmails/nginx-webmail.conf         | 5 ++++-
 2 files changed, 5 insertions(+), 1 deletion(-)
 create mode 100644 towncrier/newsfragments/3913.bugfix

diff --git a/towncrier/newsfragments/3913.bugfix b/towncrier/newsfragments/3913.bugfix
new file mode 100644
index 00000000..04a07e8c
--- /dev/null
+++ b/towncrier/newsfragments/3913.bugfix
@@ -0,0 +1 @@
+Re-enable nginx buffering as apparently roundcube is broken without
diff --git a/webmails/nginx-webmail.conf b/webmails/nginx-webmail.conf
index 067ee718..6b3edbdf 100644
--- a/webmails/nginx-webmail.conf
+++ b/webmails/nginx-webmail.conf
@@ -60,7 +60,10 @@ server {
         fastcgi_param CONTENT_LENGTH  $content_length;
         fastcgi_param PATH_INFO       $fastcgi_path_info;
 
-        fastcgi_request_buffering off;
+        # unclear why this is required, see #3913
+        fastcgi_buffers 16 32k;
+        fastcgi_buffer_size 64k;
+        fastcgi_busy_buffers_size 64k;
 
         # nginx buffers #
         proxy_buffer_size 128k;