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Add evhttp_connection_set_family() to set addrinfo->family for DNS requests

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This is useful if you want to avoid extra dns requests.
This commit is contained in:
Azat Khuzhin 2014-03-21 17:32:09 +04:00
parent a60632a1ec
commit 12c29b0f6e
3 changed files with 15 additions and 1 deletions
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1
http-internal.h
View File

@ -99,6 +99,7 @@ struct evhttp_connection {
struct event_base *base; struct event_base *base;
struct evdns_base *dns_base; struct evdns_base *dns_base;
int ai_family;
/* Saved conn_addr, to extract IP address from it. /* Saved conn_addr, to extract IP address from it.
* *

9
http.c
View File

@ -2259,6 +2259,7 @@ evhttp_connection_base_bufferevent_new(struct event_base *base, struct evdns_bas
evhttp_deferred_read_cb, evcon); evhttp_deferred_read_cb, evcon);
evcon->dns_base = dnsbase; evcon->dns_base = dnsbase;
evcon->ai_family = AF_UNSPEC;
return (evcon); return (evcon);
@ -2286,6 +2287,12 @@ evhttp_connection_base_new(struct event_base *base, struct evdns_base *dnsbase,
return evhttp_connection_base_bufferevent_new(base, dnsbase, NULL, address, port); return evhttp_connection_base_bufferevent_new(base, dnsbase, NULL, address, port);
} }
void evhttp_connection_set_family(struct evhttp_connection *evcon,
int family)
{
evcon->ai_family = family;
}
void void
evhttp_connection_set_base(struct evhttp_connection *evcon, evhttp_connection_set_base(struct evhttp_connection *evcon,
struct event_base *base) struct event_base *base)
@ -2411,7 +2418,7 @@ evhttp_connection_connect_(struct evhttp_connection *evcon)
evcon->state = EVCON_CONNECTING; evcon->state = EVCON_CONNECTING;
if (bufferevent_socket_connect_hostname(evcon->bufev, evcon->dns_base, if (bufferevent_socket_connect_hostname(evcon->bufev, evcon->dns_base,
AF_UNSPEC, evcon->address, evcon->port) < 0) { evcon->ai_family, evcon->address, evcon->port) < 0) {
evcon->state = old_state; evcon->state = old_state;
event_sock_warn(evcon->fd, "%s: connection to \"%s\" failed", event_sock_warn(evcon->fd, "%s: connection to \"%s\" failed",
__func__, evcon->address); __func__, evcon->address);

6
include/event2/http.h
View File

@ -546,6 +546,12 @@ struct evhttp_connection *evhttp_connection_base_new(
struct event_base *base, struct evdns_base *dnsbase, struct event_base *base, struct evdns_base *dnsbase,
const char *address, unsigned short port); const char *address, unsigned short port);
/**
* Set family hint for DNS requests.
*/
void evhttp_connection_set_family(struct evhttp_connection *evcon,
int family);
/** Takes ownership of the request object /** Takes ownership of the request object
* *
* Can be used in a request callback to keep onto the request until * Can be used in a request callback to keep onto the request until