reset content_type hash value, this fixes a bug when XSLT responses

could not be processed by SSI, charset, and gzip filters

5 files changed, 10 insertions, 0 deletions

diff --git a/src/http/modules/ngx_http_image_filter_module.c b/src/http/modules/ngx_http_image_filter_module.c
index 9d480620e..293a61fc3 100644
--- a/src/http/modules/ngx_http_image_filter_module.c
+++ b/src/http/modules/ngx_http_image_filter_module.c
@@ -282,6 +282,7 @@ ngx_http_image_body_filter(ngx_http_request_t *r, ngx_chain_t *in)
         ct = &ngx_http_image_types[ctx->type - 1];
         r->headers_out.content_type_len = ct->len;
         r->headers_out.content_type = *ct;
+        r->headers_out.content_type_lowcase = NULL;
 
         if (conf->filter == NGX_HTTP_IMAGE_TEST) {
             ctx->phase = NGX_HTTP_IMAGE_PASS;
@@ -502,6 +503,7 @@ ngx_http_image_json(ngx_http_request_t *r, ngx_http_image_filter_ctx_t *ctx)
     r->headers_out.status = NGX_HTTP_OK;
     r->headers_out.content_type.len = sizeof("text/plain") - 1;
     r->headers_out.content_type.data = (u_char *) "text/plain";
+    r->headers_out.content_type_lowcase = NULL;
 
     if (ctx == NULL) {
         b->pos = (u_char *) "{}" CRLF;
diff --git a/src/http/modules/ngx_http_range_filter_module.c b/src/http/modules/ngx_http_range_filter_module.c
index f708c874b..bc2840831 100644
--- a/src/http/modules/ngx_http_range_filter_module.c
+++ b/src/http/modules/ngx_http_range_filter_module.c
@@ -456,6 +456,8 @@ ngx_http_range_multipart_header(ngx_http_request_t *r,
         return NGX_ERROR;
     }
 
+    r->headers_out.content_type_lowcase = NULL;
+
     /* "Content-Type: multipart/byteranges; boundary=0123456789" */
 
     r->headers_out.content_type.len =
@@ -464,6 +466,7 @@ ngx_http_range_multipart_header(ngx_http_request_t *r,
                                        boundary)
                            - r->headers_out.content_type.data;
 
+    r->headers_out.content_type_len = r->headers_out.content_type.len;
 
     /* the size of the last boundary CRLF "--0123456789--" CRLF */
 
diff --git a/src/http/modules/ngx_http_xslt_filter_module.c b/src/http/modules/ngx_http_xslt_filter_module.c
index 220400c83..9703b50ae 100644
--- a/src/http/modules/ngx_http_xslt_filter_module.c
+++ b/src/http/modules/ngx_http_xslt_filter_module.c
@@ -837,6 +837,8 @@ ngx_http_xslt_apply_stylesheet(ngx_http_request_t *r,
         r->headers_out.content_type.data = (u_char *) "text/html";
     }
 
+    r->headers_out.content_type_lowcase = NULL;
+
     return b;
 }
 
diff --git a/src/http/ngx_http_special_response.c b/src/http/ngx_http_special_response.c
index 976543034..62f71a3ef 100644
--- a/src/http/ngx_http_special_response.c
+++ b/src/http/ngx_http_special_response.c
@@ -610,6 +610,7 @@ ngx_http_send_special_response(ngx_http_request_t *r,
             r->headers_out.content_type_len = sizeof("text/html") - 1;
             r->headers_out.content_type.len = sizeof("text/html") - 1;
             r->headers_out.content_type.data = (u_char *) "text/html";
+            r->headers_out.content_type_lowcase = NULL;
 
         } else {
             r->headers_out.content_length_n = -1;
@@ -712,6 +713,7 @@ ngx_http_send_refresh(ngx_http_request_t *r)
     r->headers_out.content_type_len = sizeof("text/html") - 1;
     r->headers_out.content_type.len = sizeof("text/html") - 1;
     r->headers_out.content_type.data = (u_char *) "text/html";
+    r->headers_out.content_type_lowcase = NULL;
 
     r->headers_out.location->hash = 0;
     r->headers_out.location = NULL;
diff --git a/src/http/ngx_http_upstream.c b/src/http/ngx_http_upstream.c
index d789d6cb9..eb839e11b 100644
--- a/src/http/ngx_http_upstream.c
+++ b/src/http/ngx_http_upstream.c
@@ -3174,6 +3174,7 @@ ngx_http_upstream_copy_content_type(ngx_http_request_t *r, ngx_table_elt_t *h,
 
     r->headers_out.content_type_len = h->value.len;
     r->headers_out.content_type = h->value;
+    r->headers_out.content_type_lowcase = NULL;
 
     for (p = h->value.data; *p; p++) {