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backported #848

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This commit is contained in:
Roberto De Ioris
2015-05-01 13:35:25 +02:00
parent 95a139f73d
commit 6bd59ffe1c
1 changed files with 8 additions and 2 deletions
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plugins/transformation_gzip/gzip.c
+8 -2
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@@ -23,6 +23,12 @@ static int transform_gzip(struct wsgi_request *wsgi_req, struct uwsgi_transforma
struct uwsgi_transformation_gzip *utgz = (struct uwsgi_transformation_gzip *) ut->data;
struct uwsgi_buffer *ub = ut->chunk;
if (ub->pos == 0) {
// Don't try to compress empty responses.
free(utgz);
return 0;
}
if (ut->is_final) {
if (uwsgi_gzip_fix(&utgz->z, utgz->crc32, ub, utgz->len)) {
free(utgz);
@@ -39,7 +45,7 @@ static int transform_gzip(struct wsgi_request *wsgi_req, struct uwsgi_transforma
uwsgi_buffer_map(ub, gzipped, dlen);
if (!utgz->header) {
// do not check for errors !!!
uwsgi_response_add_header(wsgi_req, "Content-Encoding", 16, "gzip", 4);
uwsgi_response_add_header(wsgi_req, "Content-Encoding", 16, "gzip", 4);
utgz->header = 1;
if (uwsgi_buffer_insert(ub, 0, gzheader, 10)) {
return -1;
@@ -59,7 +65,7 @@ static int uwsgi_routing_func_gzip(struct wsgi_request *wsgi_req, struct uwsgi_r
ut->can_stream = 1;
// this is the trasformation clearing the memory
ut = uwsgi_add_transformation(wsgi_req, transform_gzip, utgz);
ut->is_final = 1;
ut->is_final = 1;
return UWSGI_ROUTE_NEXT;
}