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From b5f4e924efdeb2004acdf8f2632df8a63d4263f1 Mon Sep 17 00:00:00 2001
From: Indust <603170673m@gmail.com>
Date: Tue, 12 Apr 2016 13:32:19 +0800
Subject: [PATCH] check content-encoding header more carefully
Origin: https://github.com/yaoweibin/ngx_http_substitutions_filter_module/commit/b5f4e924efdeb2004acdf8f2632df8a63d4263f1
Forwarded: not-needed
---
ngx_http_subs_filter_module.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/ngx_http_subs_filter_module.c b/ngx_http_subs_filter_module.c
index a23b2df..bb48e9d 100644
--- a/ngx_http_subs_filter_module.c
+++ b/ngx_http_subs_filter_module.c
@@ -245,7 +245,9 @@ ngx_http_subs_header_filter(ngx_http_request_t *r)
/* Don't do substitution with the compressed content */
if (r->headers_out.content_encoding
- && r->headers_out.content_encoding->value.len) {
+ && r->headers_out.content_encoding->value.len
+ && ngx_strncasecmp(r->headers_out.content_encoding->value.data,
+ (u_char *) "identity", 8) != 0) {
ngx_log_error(NGX_LOG_WARN, r->connection->log, 0,
"http subs filter header ignored, this may be a "
--
2.30.2
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