From c5ce0f75020db9b3fa7dae9958bedcdb08452e04 Mon Sep 17 00:00:00 2001
From: Eric Wong <e@yhbt.net>
Date: Tue, 4 Feb 2020 04:44:21 +0000
Subject: www: stricter regexp for 405 errors

We want to match "GET" and "HEAD" exactly, not requests which
start with "GET" or end with "HEAD".  This doesn't seem like
a real problem for public-inboxes which are actually public
data anyways.
---
 lib/PublicInbox/WWW.pm | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'lib/PublicInbox')

diff --git a/lib/PublicInbox/WWW.pm b/lib/PublicInbox/WWW.pm
index efe7c8ca..3ce7cc2a 100644
--- a/lib/PublicInbox/WWW.pm
+++ b/lib/PublicInbox/WWW.pm
@@ -70,7 +70,7 @@ sub call {
 			return invalid_inbox($ctx, $1) || mbox_results($ctx);
 		}
 	}
-	elsif ($method !~ /\AGET|HEAD\z/) {
+	elsif ($method !~ /\A(?:GET|HEAD)\z/) {
 		return r(405);
 	}
 
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