check direct write buffer before close, see #711

This commit is contained in:
Cloud Wu
2017-08-11 17:06:01 +08:00
parent 23ee7dd814
commit 9c37f5292a

View File

@@ -878,6 +878,11 @@ _failed:
return SOCKET_ERR;
}
static inline int
nomore_send_data(struct socket *s) {
return send_buffer_empty(s) && s->dw_buffer == NULL;
}
static int
close_socket(struct socket_server *ss, struct request_close *request, struct socket_message *result) {
int id = request->id;
@@ -891,13 +896,13 @@ close_socket(struct socket_server *ss, struct request_close *request, struct soc
}
struct socket_lock l;
socket_lock_init(s, &l);
if (!send_buffer_empty(s)) {
if (!nomore_send_data(s)) {
int type = send_buffer(ss,s,&l,result);
// type : -1 or SOCKET_WARNING or SOCKET_CLOSE, SOCKET_WARNING means send_buffer_empty
// type : -1 or SOCKET_WARNING or SOCKET_CLOSE, SOCKET_WARNING means nomore_send_data
if (type != -1 && type != SOCKET_WARNING)
return type;
}
if (request->shutdown || send_buffer_empty(s)) {
if (request->shutdown || nomore_send_data(s)) {
force_close(ss,s,&l,result);
result->id = id;
result->opaque = request->opaque;
@@ -1220,7 +1225,7 @@ report_connect(struct socket_server *ss, struct socket *s, struct socket_lock *l
result->opaque = s->opaque;
result->id = s->id;
result->ud = 0;
if (send_buffer_empty(s)) {
if (nomore_send_data(s)) {
sp_write(ss->event_fd, s->fd, s, false);
}
union sockaddr_all u;
@@ -1454,7 +1459,7 @@ socket_server_connect(struct socket_server *ss, uintptr_t opaque, const char * a
static inline int
can_direct_write(struct socket *s, int id) {
return s->id == id && send_buffer_empty(s) && s->type == SOCKET_TYPE_CONNECTED && s->dw_buffer == NULL && s->udpconnecting == 0;
return s->id == id && nomore_send_data(s) && s->type == SOCKET_TYPE_CONNECTED && s->udpconnecting == 0;
}
// return -1 when error, 0 when success