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- Fix that spoolbuf is not used to store tcp pipelined response

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between mesh send and callback end.
This commit is contained in:
Wouter Wijngaards
2019-05-24 09:35:38 +02:00
parent 1c3ba0cef7
commit 0b77c9d676
2 changed files with 12 additions and 7 deletions
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doc/Changelog
+4
View File
@@ -1,3 +1,7 @@
24 May 2019: Wouter
- Fix that spoolbuf is not used to store tcp pipelined response
between mesh send and callback end.
20 May 2019: Wouter
- Note that so-reuseport at extreme load is better turned off,
otherwise queries are not distributed evenly, on Linux 4.4.x.
services/listen_dnsport.c
+8 -7
View File
@@ -1786,12 +1786,6 @@ tcp_req_info_handle_readdone(struct tcp_req_info* req)
/* If mesh failed(mallocfail) and called commpoint_send_reply with
* something like servfail then we pick up that reply below. */
if(req->is_reply) {
/* reply from mesh is in the spool_buffer */
sldns_buffer_clear(c->buffer);
sldns_buffer_write(c->buffer,
sldns_buffer_begin(req->spool_buffer),
sldns_buffer_limit(req->spool_buffer));
sldns_buffer_flip(c->buffer);
goto send_it;
}
@@ -1870,7 +1864,14 @@ void
tcp_req_info_send_reply(struct tcp_req_info* req)
{
if(req->in_worker_handle) {
/* It is in the right buffer to answer straight away */
/* reply from mesh is in the spool_buffer */
/* copy now, so that the spool buffer is free for other tasks
* before the callback is done */
sldns_buffer_clear(req->cp->buffer);
sldns_buffer_write(req->cp->buffer,
sldns_buffer_begin(req->spool_buffer),
sldns_buffer_limit(req->spool_buffer));
sldns_buffer_flip(req->cp->buffer);
req->is_reply = 1;
return;
}