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Code Issues Releases Wiki Activity

defer choosing "Transfer-Encoding: chunked" 

defer choosing "Transfer-Encoding: chunked" until response header
is about to be written
This commit is contained in:
Glenn Strauss 2016-06-19 21:05:25 -04:00
parent bfac0285a7
commit 5863cb5752
5 changed files with 15 additions and 35 deletions
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16
src/connections.c
View File

@ -341,7 +341,21 @@ static int connection_handle_write_prepare(server *srv, connection *con) {
if (((con->parsed_response & HTTP_CONTENT_LENGTH) == 0) &&
((con->response.transfer_encoding & HTTP_TRANSFER_ENCODING_CHUNKED) == 0)) {
con->keep_alive = 0;
if (con->request.http_version == HTTP_VERSION_1_1) {
off_t qlen = chunkqueue_length(con->write_queue);
con->response.transfer_encoding = HTTP_TRANSFER_ENCODING_CHUNKED;
if (qlen) {
/* create initial Transfer-Encoding: chunked segment */
buffer *b = srv->tmp_chunk_len;
buffer_string_set_length(b, 0);
buffer_append_uint_hex(b, (uintmax_t)qlen);
buffer_append_string_len(b, CONST_STR_LEN("\r\n"));
chunkqueue_prepend_buffer(con->write_queue, b);
chunkqueue_append_mem(con->write_queue, CONST_STR_LEN("\r\n"));
}
} else {
con->keep_alive = 0;
}
}
/**

11
src/mod_cgi.c
View File

@ -490,11 +490,6 @@ static int cgi_demux_response(server *srv, handler_ctx *hctx) {
if (is_header_end) {
if (!is_header) {
/* no header, but a body */
if (con->request.http_version == HTTP_VERSION_1_1) {
con->response.transfer_encoding = HTTP_TRANSFER_ENCODING_CHUNKED;
}
if (0 != http_chunk_append_buffer(srv, con, hctx->response_header)) {
return FDEVENT_HANDLED_ERROR;
}
@ -531,12 +526,6 @@ static int cgi_demux_response(server *srv, handler_ctx *hctx) {
}
}
/* enable chunked-transfer-encoding */
if (con->request.http_version == HTTP_VERSION_1_1 &&
!(con->parsed_response & HTTP_CONTENT_LENGTH)) {
con->response.transfer_encoding = HTTP_TRANSFER_ENCODING_CHUNKED;
}
if (blen > 0) {
if (0 != http_chunk_append_mem(srv, con, bstart, blen)) {
return FDEVENT_HANDLED_ERROR;

6
src/mod_fastcgi.c
View File

@ -2642,12 +2642,6 @@ static int fcgi_demux_response(server *srv, handler_ctx *hctx) {
hctx->send_content_body = 0; /* ignore the content */
break;
}
/* enable chunked-transfer-encoding */
if (con->request.http_version == HTTP_VERSION_1_1 &&
!(con->parsed_response & HTTP_CONTENT_LENGTH)) {
con->response.transfer_encoding = HTTP_TRANSFER_ENCODING_CHUNKED;
}
}
if (hctx->send_content_body && !buffer_string_is_empty(packet.b)) {

6
src/mod_proxy.c
View File

@ -708,12 +708,6 @@ static int proxy_demux_response(server *srv, handler_ctx *hctx) {
/* parse the response header */
proxy_response_parse(srv, con, p, hctx->response_header);
/* enable chunked-transfer-encoding */
if (con->request.http_version == HTTP_VERSION_1_1 &&
!(con->parsed_response & HTTP_CONTENT_LENGTH)) {
con->response.transfer_encoding = HTTP_TRANSFER_ENCODING_CHUNKED;
}
con->file_started = 1;
if (blen > 0) {
if (0 != http_chunk_append_mem(srv, con, c + 4, blen)) {

11
src/mod_scgi.c
View File

@ -1938,11 +1938,6 @@ static int scgi_demux_response(server *srv, handler_ctx *hctx) {
if (header_end) {
if (c == NULL) {
/* no header, but a body */
if (con->request.http_version == HTTP_VERSION_1_1) {
con->response.transfer_encoding = HTTP_TRANSFER_ENCODING_CHUNKED;
}
if (0 != http_chunk_append_buffer(srv, con, hctx->response_header)) {
/* error writing to tempfile;
* truncate response or send 500 if nothing sent yet */
@ -1965,12 +1960,6 @@ static int scgi_demux_response(server *srv, handler_ctx *hctx) {
}
}
/* enable chunked-transfer-encoding */
if (con->request.http_version == HTTP_VERSION_1_1 &&
!(con->parsed_response & HTTP_CONTENT_LENGTH)) {
con->response.transfer_encoding = HTTP_TRANSFER_ENCODING_CHUNKED;
}
if (blen > 0) {
if (0 != http_chunk_append_mem(srv, con, hctx->response_header->ptr + hlen, blen)) {
/* error writing to tempfile;