void knet_channel_ref_update_recv(kchannel_ref_t* channel_ref) {
int error = 0;
uint32_t bytes = 0;
verify(channel_ref);
bytes = knet_stream_available(channel_ref->ref_info->stream);
error = knet_channel_update_recv(channel_ref->ref_info->channel);
switch (error) {
case error_recv_fail:
knet_channel_ref_close_check_reconnect(channel_ref);
break;
case error_recv_buffer_full:
knet_channel_ref_close_check_reconnect(channel_ref);
break;
default:
break;
}
if (error == error_ok) {
knet_loop_profile_add_recv_bytes(knet_loop_get_profile(channel_ref->ref_info->loop),
knet_stream_available(channel_ref->ref_info->stream) - bytes);
if (channel_ref->ref_info->cb) {
channel_ref->ref_info->cb(channel_ref, channel_cb_event_recv);
}
knet_channel_ref_set_event(channel_ref, channel_event_recv);
}
}
void connector_cb(kchannel_ref_t* channel, knet_channel_cb_event_e e) {
char buffer[1024] = {0};
kstream_t* stream = 0;
int bytes = 0;
if (e & channel_cb_event_connect) {
total_connected++;
printf("connect finished: %d, %d\n", knet_channel_ref_get_socket_fd(channel), total_connected);
} else if (e & channel_cb_event_recv) {
stream = knet_channel_ref_get_stream(channel);
bytes = knet_stream_available(stream);
bytes = knet_stream_pop(stream, buffer, bytes);
knet_stream_push(stream, buffer, bytes);
} else if (e & channel_cb_event_close) {
atomic_counter_dec(&client_count);
if (client_count == 0) {
printf("all client closed\n");
knet_loop_exit(knet_channel_ref_get_loop(channel));
}
} else if (e & channel_cb_event_connect_timeout) {
printf("connector close, connect timeout: %d\n", knet_channel_ref_get_socket_fd(channel));
knet_channel_ref_close(channel);
} else if (e & channel_cb_event_timeout) {
printf("connector recv timeout, close: %d\n", knet_channel_ref_get_socket_fd(channel));
knet_channel_ref_close(channel);
}
}
void connector_cb(kchannel_ref_t* channel, knet_channel_cb_event_e e) {
kchannel_ref_t* connector = 0;
char buffer[1024] = {0};
char* hello = "hello world";
int bytes = 0;
kstream_t* stream = knet_channel_ref_get_stream(channel);
if (e & channel_cb_event_connect) { /* 连接成功 */
active_channel++;
/* 写入 */
send_bytes += 12;
knet_stream_push(stream, hello, 12);
if (active_channel < client_n) {
connector = knet_loop_create_channel(knet_channel_ref_get_loop(channel), 8, 121);
knet_channel_ref_set_cb(connector, connector_cb);
knet_channel_ref_set_timeout(connector, 1);
knet_channel_ref_connect(connector, ip, port, 120);
}
} else if (e & channel_cb_event_recv) {
bytes = knet_stream_available(stream);
if (error_ok == knet_stream_pop(stream, buffer, bytes)) {
recv_bytes += bytes;
}
} else if (e & channel_cb_event_close) {
active_channel--;
printf("unexpect close\n");
} else if (e & channel_cb_event_connect_timeout) {
printf("connect timeout!\n");
knet_channel_ref_close(channel);
} else if (e & channel_cb_event_timeout) {
/* 写入 */
if (error_ok == knet_stream_push(stream, hello, 12)) {
send_bytes += 12;
}
}
}
void client_cb(kchannel_ref_t* channel, knet_channel_cb_event_e e) {
kaddress_t* peer_address = 0;
char buffer[10] = {0};
kstream_t* stream = 0;
int bytes = 0;
if (e & channel_cb_event_recv) {
stream = knet_channel_ref_get_stream(channel);
bytes = knet_stream_available(stream);
knet_stream_pop(stream, buffer, sizeof(buffer));
knet_stream_push(stream, buffer, bytes);
recv_count++;
if (recv_count > MAX_ECHO_COUNT) {
peer_address = knet_channel_ref_get_peer_address(channel);
printf("client reach max echo, close: %s, %d\n", address_get_ip(peer_address), address_get_port(peer_address));
knet_channel_ref_close(channel);
}
} else if (e & channel_cb_event_timeout) {
peer_address = knet_channel_ref_get_peer_address(channel);
printf("client timeout, close: %s, %d\n", address_get_ip(peer_address), address_get_port(peer_address));
knet_channel_ref_close(channel);
}
}
