From 8b89e81b09adbb06f6e5e64aa115a1eef6e75b57 Mon Sep 17 00:00:00 2001
From: wangzhengquan <wangzhengquan85@126.com>
Date: 星期一, 30 十一月 2020 11:10:15 +0800
Subject: [PATCH] update
---
src/socket/net_mod_socket.c | 745 ++++++++++++++++++++++++++++++++++++++------------------
1 files changed, 503 insertions(+), 242 deletions(-)
diff --git a/src/socket/net_mod_socket.c b/src/socket/net_mod_socket.c
index 560f8be..5ddf221 100644
--- a/src/socket/net_mod_socket.c
+++ b/src/socket/net_mod_socket.c
@@ -11,7 +11,7 @@
{
init_req_rep_req_resp_pool();
-
+ if (Signal(SIGPIPE, SIG_IGN) == SIG_ERR) err_msg(errno, "signal");
}
@@ -20,108 +20,50 @@
for (auto map_iter = req_resp_pool.connectionMap.begin(); map_iter != req_resp_pool.connectionMap.end(); map_iter++) {
clientfd = map_iter->second;
Close(clientfd);
-
}
-
}
-void NetModSocket::init_req_rep_req_resp_pool()
-{
- /* Initially, there are no connected descriptors */
- int i;
- req_resp_pool.maxi = -1; //line:conc:echoservers:beginempty
- for (i = 0; i < FD_SETSIZE; i++)
- req_resp_pool.connfd[i] = -1; //line:conc:echoservers:endempty
-
- /* Initially, listenfd is only member of select read set */
- FD_ZERO(&req_resp_pool.read_set);
- FD_ZERO(&req_resp_pool.write_set);
- FD_ZERO(&req_resp_pool.except_set);
+/**
+ * 缁戝畾绔彛鍒皊ocket, 濡傛灉涓嶇粦瀹氬垯绯荤粺鑷姩鍒嗛厤涓�涓�
+ * @return 0 鎴愬姛锛� 鍏朵粬鍊� 澶辫触鐨勯敊璇爜
+*/
+int NetModSocket::bind(int key) {
+ return shmModSocket.bind(key);
}
-int NetModSocket::connect( net_node_t *node) {
- std::map<std::string, int>::iterator mapIter;
- int connfd;
- int i;
- char mapKey[256];
- char portstr[32];
-
- sprintf(mapKey, "%s:%d", node->host, node->port);
- if( ( mapIter = req_resp_pool.connectionMap.find(mapKey)) != req_resp_pool.connectionMap.end()) {
- connfd = mapIter->second;
-
- } else {
-
- sprintf(portstr, "%d", node->port);
- connfd = open_clientfd(node->host, portstr);
- if(connfd < 0) {
- return -1;
- }
- req_resp_pool.connectionMap.insert({mapKey, connfd});
- }
-
-
- for (i = 0; i < FD_SETSIZE; i++) { /* Find an available slot */
- if (req_resp_pool.connfd[i] < 0)
- {
- /* Add connected descriptor to the req_resp_pool */
- req_resp_pool.connfd[i] = connfd;
- req_resp_pool.connfdNodeMap.insert({connfd, node});
- // Rio_readinitb(&req_resp_pool.clientrio[i], connfd); //line:conc:echoservers:endaddclient
-
- /* Add the descriptor to descriptor set */
- FD_SET(connfd, &req_resp_pool.read_set); //line:conc:echoservers:addconnfd
- FD_SET(connfd, &req_resp_pool.write_set);
- FD_SET(connfd, &req_resp_pool.except_set);
- /* Update max descriptor and req_resp_pool highwater mark */
- if (connfd > req_resp_pool.maxfd)
- req_resp_pool.maxfd = connfd;
- if (i > req_resp_pool.maxi)
- req_resp_pool.maxi = i;
- break;
- }
- }
-
- if (i == FD_SETSIZE) {
- /* Couldn't find an empty slot */
- LoggerFactory::getLogger()->error(errno, "add_client error: Too many clients");
- return -1;
-
- }
-
- return connfd;
+/**
+ * 寮哄埗缁戝畾绔彛鍒皊ocket, 閫傜敤浜庣▼搴忛潪姝ｅ父鍏抽棴鐨勬儏鍐典笅锛岄噸鍚▼搴忕粦瀹氬師鏉ヨ繕娌￠噴鏀剧殑key
+ * @return 0 鎴愬姛锛� 鍏朵粬鍊� 澶辫触鐨勯敊璇爜
+*/
+int NetModSocket::force_bind( int key) {
+ return shmModSocket.force_bind(key);
}
-
-void NetModSocket::close_connect(int connfd) {
-
- net_node_t *node = req_resp_pool.connfdNodeMap.find(connfd)->second;
-
- // std::map<std::string, int>::iterator mapIter;
- if(close(connfd) != 0) {
- LoggerFactory::getLogger()->error(errno, "NetModSocket::close_connect");
- }
- FD_CLR(connfd, &req_resp_pool.read_set);
- FD_CLR(connfd, &req_resp_pool.write_set);
- FD_CLR(connfd, &req_resp_pool.except_set);
-
- char mapKey[256];
- // char portstr[32];
- sprintf(mapKey, "%s:%d", node->host, node->port);
- req_resp_pool.connectionMap.erase(mapKey);
-// LoggerFactory::getLogger()->debug("close_connect");
-}
-
int NetModSocket::sendandrecv(net_node_t *node_arr, int arrlen, void *send_buf, int send_size,
net_mod_recv_msg_t ** recv_arr, int *recv_arr_size) {
+ _sendandrecv_(node_arr, arrlen, send_buf,send_size, recv_arr, recv_arr_size, -1);
+}
+int NetModSocket::sendandrecv_timeout(net_node_t *node_arr, int arrlen, void *send_buf, int send_size,
+ net_mod_recv_msg_t ** recv_arr, int *recv_arr_size, int timeout) {
+ _sendandrecv_(node_arr, arrlen, send_buf,send_size, recv_arr, recv_arr_size, timeout);
+}
+int NetModSocket::sendandrecv_nowait(net_node_t *node_arr, int arrlen, void *send_buf, int send_size,
+ net_mod_recv_msg_t ** recv_arr, int *recv_arr_size) {
+ _sendandrecv_(node_arr, arrlen, send_buf,send_size, recv_arr, recv_arr_size, 0);
+
+}
+
+int NetModSocket::_sendandrecv_(net_node_t *node_arr, int arrlen, void *send_buf, int send_size,
+ net_mod_recv_msg_t ** recv_arr, int *recv_arr_size, int timeout = 5 * 1000) {
int i, n, recv_size, connfd;
net_node_t *node;
void *recv_buf;
- struct timeval timeout = {5, 0};
+
+ net_mod_request_head_t request_head = {};
- int n_conn_suc = 0, n_recv_suc = 0;
+ int n_req = 0, n_recv_suc = 0, n_resp;
net_mod_recv_msg_t *ret_arr = (net_mod_recv_msg_t *)calloc(arrlen, sizeof(net_mod_recv_msg_t));
@@ -146,71 +88,86 @@
continue;
}
- n_conn_suc++;
+
+ request_head.mod = REQ_REP;
+ memcpy(request_head.host, node->host, sizeof(request_head.host));
+ request_head.port = node->port;
+ request_head.key = node->key;
+ request_head.content_length = send_size;
+
+
+ // printf("write_request %s:%d\n", request_head.host, request_head.port);
+ if(write_request(connfd, request_head, send_buf, send_size) != 0) {
+ LoggerFactory::getLogger()->error("write_request failture %s:%d\n", node->host, node->port);
+ close_connect(connfd);
+ // req_resp_pool.conns[i].fd = -1;
+ } else {
+ n_req++;
+ }
+
}
-// printf("n_conn_suc =%d\n", n_conn_suc);
+// printf(" req_resp_pool.maxi = %d\n", req_resp_pool.maxi);
+// printf(" n_req = %d\n", n_req);
- while(n_recv_suc < n_conn_suc)
+// int tmp = 0;
+ while(n_resp < n_req)
{
+// printf(" while %d\n", tmp++);
/* Wait for listening/connected descriptor(s) to become ready */
- req_resp_pool.ready_read_set = req_resp_pool.read_set;
- req_resp_pool.ready_write_set = req_resp_pool.write_set;
- req_resp_pool.ready_except_set = req_resp_pool.except_set;
- if( (req_resp_pool.nready = select(req_resp_pool.maxfd + 1,
- &req_resp_pool.ready_read_set, &req_resp_pool.ready_write_set,
- &req_resp_pool.ready_except_set, &timeout)) <= 0) {
- // wirite_set 鍜� read_set 鍦ㄦ寚瀹氭椂闂村唴閮芥病鍑嗗濂�
+ if( (req_resp_pool.nready = poll(req_resp_pool.conns, req_resp_pool.maxi + 1, timeout) ) <= 0) {
+ // wirite_set 鍜� read_set 鍦ㄦ寚瀹氭椂闂村唴閮芥病鍑嗗濂�
break;
}
// printf("req_resp_pool.nready =%d\n", req_resp_pool.nready);
for (i = 0; (i <= req_resp_pool.maxi) && (req_resp_pool.nready > 0); i++) {
- if ( (connfd = req_resp_pool.connfd[i]) > 0 ) {
+ if ( (connfd = req_resp_pool.conns[i].fd) > 0 ) {
/* If the descriptor is ready, echo a text line from it */
- node = req_resp_pool.connfdNodeMap.find(connfd)->second;
- if ( FD_ISSET(connfd, &req_resp_pool.ready_read_set))
+ if (req_resp_pool.conns[i].revents & POLLIN )
{
req_resp_pool.nready--;
+// printf("POLLIN %d\n", connfd);
if( (n = read_response(connfd, ret_arr+n_recv_suc)) == 0) {
// 鎴愬姛鏀跺埌杩斿洖娑堟伅锛屾竻绌鸿鍏ヤ綅
- FD_CLR(connfd, &req_resp_pool.read_set);
- req_resp_pool.connfd[i] = -1;
+ req_resp_pool.conns[i].fd = -1;
n_recv_suc++;
+
} else if(n == -1) {
+ req_resp_pool.conns[i].fd = -1;
close_connect(connfd);
+ } else {
+ req_resp_pool.conns[i].fd = -1;
+
}
+ n_resp++;
+// printf("read response %d\n", n);
}
- if (FD_ISSET(connfd, &req_resp_pool.ready_write_set))
- {
- req_resp_pool.nready--;
-// printf("write %d\n", connfd);
- if(write_request(connfd, node->key, send_buf, send_size) != 0) {
- close_connect(connfd);
- } else{
- // 涓�娆″啓鍏ュ畬鎴愬悗娓呯┖鍐欏叆浣�
- FD_CLR(connfd, &req_resp_pool.write_set);
- }
-
+ if (req_resp_pool.conns[i].revents & POLLOUT ) {
+ // printf("poll POLLOUT %d\n", connfd);
}
- if (FD_ISSET(connfd, &req_resp_pool.ready_except_set))
+
+ if (req_resp_pool.conns[i].revents & (POLLRDHUP | POLLHUP | POLLERR) )
{
+// printf("poll POLLERR %d\n", connfd);
req_resp_pool.nready--;
close_connect(connfd);
+ req_resp_pool.conns[i].fd = -1;
}
}
}
}
- FD_ZERO(&req_resp_pool.except_set);
for (i = 0; i <= req_resp_pool.maxi; i++) {
- if ( (connfd = req_resp_pool.connfd[i]) > 0 ) {
+ if ( (connfd = req_resp_pool.conns[i].fd) > 0 ) {
// 鍏抽棴骞舵竻闄ゅ啓鍏ユ垨璇诲彇澶辫触鐨勮繛鎺�
close_connect(connfd);
+ req_resp_pool.conns[i].fd = -1;
}
}
+
req_resp_pool.maxi = -1;
*recv_arr = ret_arr;
@@ -221,91 +178,6 @@
}
-int NetModSocket::write_request(int clientfd, int key, void *send_buf, int send_size) {
- net_mod_request_head_t request_head = {};
- int buf_size;
- char *buf;
- int max_buf_size;
- buf = (char *)malloc(MAXBUF);
- if(buf == NULL) {
- LoggerFactory::getLogger()->error(errno, "NetModSocket::NetModSocket malloc");
- exit(1);
- } else {
- max_buf_size = MAXBUF;
- }
-
- buf_size = send_size + NET_MODE_REQUEST_HEAD_LENGTH;
- if(max_buf_size < buf_size) {
- buf = (char *)realloc(buf, buf_size);
- max_buf_size = buf_size;
- if(buf == NULL) {
- LoggerFactory::getLogger()->error(errno, "NetModSocket::write_request realloc");
- exit(1);
- }
- }
-
- request_head.mod = REQ_REP;
- request_head.key = key;
- request_head.content_length = send_size;
- request_head.topic_length = 0;
-
- // optval = 1;
- // setsockopt(clientfd, IPPROTO_TCP, TCP_CORK, &optval, sizeof(optval));
- memcpy(buf, NetModSocket::encode_request_head(request_head), NET_MODE_REQUEST_HEAD_LENGTH);
- memcpy(buf + NET_MODE_REQUEST_HEAD_LENGTH, send_buf, send_size);
-
-
- if(rio_writen(clientfd, buf, buf_size) != buf_size ) {
- LoggerFactory::getLogger()->error(errno, "NetModSocket::write_request rio_writen");
- free(buf);
- return -1;
- }
- free(buf);
- return 0;
-}
-
-/**
- * @return 0 鎴愬姛, 1 瀵规柟娌℃湁瀵瑰簲鐨刱ey, -1 缃戠粶閿欒
- *
- */
-int NetModSocket::read_response(int connfd, net_mod_recv_msg_t *recv_msg) {
- int recv_size;
- void *recv_buf;
- char response_head_bs[NET_MODE_RESPONSE_HEAD_LENGTH];
-
- net_mod_response_head_t response_head;
- net_node_t *node = req_resp_pool.connfdNodeMap.find(connfd)->second;
- if ( rio_readn(connfd, response_head_bs, NET_MODE_RESPONSE_HEAD_LENGTH) != NET_MODE_RESPONSE_HEAD_LENGTH) {
- LoggerFactory::getLogger()->error(errno, "NetModSocket::send rio_readnb");
-
- return -1;
- }
-
- response_head = NetModSocket::decode_response_head(response_head_bs);
- if(response_head.code != 0) {
- // 瀵规柟娌℃湁瀵瑰簲鐨刱ey
- return 1;
- }
-
- recv_buf = malloc(response_head.content_length);
- if(recv_buf == NULL) {
- LoggerFactory::getLogger()->error(errno, "NetModSocket::send malloc recv_buf");
- exit(1);
- }
- if ( (recv_size = rio_readn(connfd, recv_buf, response_head.content_length) ) != response_head.content_length) {
- LoggerFactory::getLogger()->error(errno, "NetModSocket::send rio_readnb");
-
- return -1;
- }
-
-
- strcpy( recv_msg->host, node->host);
- recv_msg->port = node->port;
- recv_msg->key = node->key;
- recv_msg->content = recv_buf;
- recv_msg->content_length = recv_size;
- return 0;
-}
int NetModSocket::sendandrecv_safe(net_node_t *node_arr, int arrlen, void *send_buf, int send_size,
net_mod_recv_msg_t ** recv_arr, int *recv_arr_size) {
@@ -349,8 +221,12 @@
buf_size = send_size + NET_MODE_REQUEST_HEAD_LENGTH;
if(max_buf_size < buf_size) {
- buf = (char *)realloc(buf, buf_size);
- max_buf_size = buf_size;
+ if((buf = (char *)realloc(buf, buf_size)) == NULL) {
+ LoggerFactory::getLogger()->error(errno, "NetModSocket::sendandrecv_safe realloc buf");
+ } else {
+ max_buf_size = buf_size;
+ }
+
}
@@ -366,7 +242,7 @@
if(rio_writen(clientfd, buf, buf_size) != buf_size ) {
- LoggerFactory::getLogger()->error(errno, "NetModSocket::send conent rio_writen");
+ LoggerFactory::getLogger()->error(errno, "NetModSocket::sendandrecv_safe rio_writen buf");
close(clientfd);
continue;
@@ -375,7 +251,7 @@
// setsockopt(clientfd, IPPROTO_TCP, TCP_CORK, &optval, sizeof(optval));
if ( rio_readn(clientfd, response_head_bs, NET_MODE_RESPONSE_HEAD_LENGTH) != NET_MODE_RESPONSE_HEAD_LENGTH) {
- LoggerFactory::getLogger()->error(errno, "NetModSocket::send rio_readnb");
+ LoggerFactory::getLogger()->error(errno, "NetModSocket::sendandrecv_safe rio_readnb response_head_bs");
close(clientfd);
continue;
@@ -392,7 +268,7 @@
exit(1);
}
if ( (recv_size = rio_readn(clientfd, recv_buf, response_head.content_length) ) != response_head.content_length) {
- LoggerFactory::getLogger()->error(errno, "NetModSocket::send rio_readnb");
+ LoggerFactory::getLogger()->error(errno, "NetModSocket::sendandrecv_safe rio_readnb recv_buf");
close(clientfd);
continue;
@@ -433,22 +309,24 @@
int max_buf_size, buf_size;
net_mod_request_head_t request_head;
-
char portstr[32];
+ int nsuc = 0;
- buf = (char *)malloc(MAXBUF);
- max_buf_size = MAXBUF;
- if(buf == NULL) {
+ if((buf = (char *)malloc(MAXBUF)) == NULL) {
LoggerFactory::getLogger()->error(errno, "NetModSocket::sendandrecv malloc");
exit(1);
+ } else {
+ max_buf_size = MAXBUF;
}
- int nsuc = 0;
+
for (i = 0; i< arrlen; i++) {
node = &node_arr[i];
if(node->host == NULL) {
// 鏈湴鍙戦��
- shmModSocket.pub(topic, topic_size, content, content_size, node->key);
+ if(shmModSocket.pub(topic, topic_size, content, content_size, node->key) == 0 ) {
+ nsuc++;
+ }
} else {
sprintf(portstr, "%d", node->port);
@@ -465,8 +343,12 @@
buf_size = NET_MODE_REQUEST_HEAD_LENGTH + content_size + request_head.topic_length;
if(max_buf_size < buf_size) {
- buf = (char *)realloc(buf, buf_size);
- max_buf_size = buf_size;
+ if( ( buf = (char *)realloc(buf, buf_size)) == NULL) {
+ LoggerFactory::getLogger()->error(errno, "NetModSocket::pub realloc buf ");
+ } else {
+ max_buf_size = buf_size;
+ }
+
}
memcpy(buf, NetModSocket::encode_request_head(request_head), NET_MODE_REQUEST_HEAD_LENGTH);
@@ -475,17 +357,151 @@
if(rio_writen(clientfd, buf, buf_size) != buf_size ) {
LoggerFactory::getLogger()->error(errno, "NetModSocket::pub rio_writen conent ");
- close(clientfd);
- continue;
+ } else {
+ nsuc++;
}
+ close(clientfd);
}
- nsuc++;
+
}
free(buf);
return nsuc;
}
+
+
+/**
+ * 鍙戦�佷俊鎭�
+ * @key 鍙戦�佺粰璋�
+ * @return 0 鎴愬姛锛� 鍏朵粬鍊� 澶辫触鐨勯敊璇爜
+ */
+int NetModSocket::sendto(const void *buf, const int size, const int key){
+ return shmModSocket.sendto(buf, size, key);
+}
+
+// 鍙戦�佷俊鎭秴鏃惰繑鍥炪�� @sec 绉� 锛� @nsec 绾崇
+int NetModSocket::sendto_timeout(const void *buf, const int size, const int key, int sec, int nsec){
+ struct timespec timeout = {sec, nsec};
+ return shmModSocket.sendto_timeout(buf, size, key, &timeout);
+}
+
+// 鍙戦�佷俊鎭珛鍒昏繑鍥炪��
+int NetModSocket::sendto_nowait(const void *buf, const int size, const int key){
+ return shmModSocket.sendto_nowait(buf, size, key);
+}
+
+/**
+ * 鎺ユ敹淇℃伅
+ * @key 浠庤皝鍝噷鏀跺埌鐨勪俊鎭�
+ * @return 0 鎴愬姛锛� 鍏朵粬鍊� 澶辫触鐨勯敊璇爜
+*/
+int NetModSocket::recvfrom(void **buf, int *size, int *key) {
+ return shmModSocket.recvfrom(buf, size, key);
+}
+// 鎺ュ彈淇℃伅瓒呮椂杩斿洖銆� @sec 绉� 锛� @nsec 绾崇
+int NetModSocket::recvfrom_timeout(void **buf, int *size, int *key, int sec, int nsec){
+ struct timespec timeout = {sec, nsec};
+ return shmModSocket.recvfrom_timeout(buf, size, key, &timeout);
+}
+
+int NetModSocket::recvfrom_nowait(void **buf, int *size, int *key){
+ return shmModSocket.recvfrom_nowait(buf, size, key);
+}
+
+/**
+ * 鍙戦�佽姹備俊鎭苟绛夊緟鎺ユ敹搴旂瓟
+ * @key 鍙戦�佺粰璋�
+ * @return 0 鎴愬姛锛� 鍏朵粬鍊� 澶辫触鐨勯敊璇爜
+*/
+int NetModSocket::sendandrecv( const void *send_buf, const int send_size, const int key, void **recv_buf, int *recv_size){
+ return shmModSocket.sendandrecv(send_buf, send_size, key, recv_buf, recv_size);
+}
+// 瓒呮椂杩斿洖銆� @sec 绉� 锛� @nsec 绾崇
+int NetModSocket::sendandrecv_timeout( const void *send_buf, const int send_size, const int key, void **recv_buf, int *recv_size, int sec, int nsec){
+ struct timespec timeout = {sec, nsec};
+ return shmModSocket.sendandrecv_timeout(send_buf, send_size, key, recv_buf, recv_size, &timeout);
+}
+int NetModSocket::sendandrecv_nowait( const void *send_buf, const int send_size, const int key, void **recv_buf, int *recv_size) {
+ return shmModSocket.sendandrecv_nowait(send_buf, send_size, key, recv_buf, recv_size);
+}
+
+
+/**
+ * 鍚姩bus
+ *
+ * @return 0 鎴愬姛锛� 鍏朵粬鍊� 澶辫触鐨勯敊璇爜
+*/
+int NetModSocket::start_bus() {
+ return shmModSocket.start_bus();
+}
+
+/**
+ * 璁㈤槄鎸囧畾涓婚
+ * @topic 涓婚
+ * @size 涓婚闀垮害
+ * @key 鎬荤嚎绔彛
+ */
+int NetModSocket::sub( void *topic, int size, int key){
+ return shmModSocket.sub((char *)topic, size, key);
+}
+// 瓒呮椂杩斿洖銆� @sec 绉� 锛� @nsec 绾崇
+int NetModSocket::sub_timeout( void *topic, int size, int key, int sec, int nsec){
+ struct timespec timeout = {sec, nsec};
+ return shmModSocket.sub_timeout((char *)topic, size, key, &timeout);
+}
+int NetModSocket::sub_nowait( void *topic, int size, int key){
+ return shmModSocket.sub_nowait((char *)topic, size, key);
+}
+
+
+
+/**
+ * 鍙栨秷璁㈤槄鎸囧畾涓婚
+ * @topic 涓婚
+ * @size 涓婚闀垮害
+ * @key 鎬荤嚎绔彛
+ */
+int NetModSocket::desub( void *topic, int size, int key){
+ return shmModSocket.desub((char *)topic, size, key);
+}
+// 瓒呮椂杩斿洖銆� @sec 绉� 锛� @nsec 绾崇
+int NetModSocket::desub_timeout( void *topic, int size, int key, int sec, int nsec){
+ struct timespec timeout = {sec, nsec};
+ return shmModSocket.desub_timeout((char *)topic, size, key, &timeout);
+}
+int NetModSocket::desub_nowait( void *topic, int size, int key){
+ return shmModSocket.desub_nowait((char *)topic, size, key);
+}
+
+
+
+/**
+ * 鍙戝竷涓婚
+ * @topic 涓婚
+ * @content 涓婚鍐呭
+ * @key 鎬荤嚎绔彛
+ */
+int NetModSocket::pub( char *topic, int topic_size, void *content, int content_size, int key){
+ return shmModSocket.pub(topic, topic_size, content, content_size, key);
+}
+// 瓒呮椂杩斿洖銆� @sec 绉� 锛� @nsec 绾崇
+int NetModSocket::pub_timeout( char *topic, int topic_size, void *content, int content_size, int key, int sec, int nsec){
+ struct timespec timeout = {sec, nsec};
+ return shmModSocket.pub_timeout(topic, topic_size, content, content_size, key, &timeout);
+}
+int NetModSocket::pub_nowait( char *topic, int topic_size, void *content, int content_size, int key){
+ return shmModSocket.pub_nowait(topic, topic_size, content, content_size, key);
+}
+
+
+/**
+ * 鑾峰彇soket绔彛鍙�
+ */
+int NetModSocket::get_key() {
+ return shmModSocket.get_key();
+}
+
void NetModSocket::free_recv_msg_arr(net_mod_recv_msg_t * arr, size_t size) {
@@ -495,42 +511,287 @@
free(arr);
}
-// ssize_t recv(void *buf, size_t len) {
-// return rio_readlineb(&rio, buf, MAXLINE);
+
+
+//======================================================================================
+
+
+
+int NetModSocket::write_request(int clientfd, net_mod_request_head_t &request_head, void *send_buf, int send_size) {
+
+ int buf_size;
+ char *buf;
+ int max_buf_size;
+ if((buf = (char *)malloc(MAXBUF)) == NULL) {
+ LoggerFactory::getLogger()->error(errno, "NetModSocket::NetModSocket malloc");
+ exit(1);
+ } else {
+ max_buf_size = MAXBUF;
+ }
+
+ buf_size = send_size + NET_MODE_REQUEST_HEAD_LENGTH;
+ if(max_buf_size < buf_size) {
+
+ if((buf = (char *)realloc(buf, buf_size)) == NULL) {
+ LoggerFactory::getLogger()->error(errno, "NetModSocket::write_request realloc buf");
+ exit(1);
+ } else {
+ max_buf_size = buf_size;
+ }
+ }
+
+ memcpy(buf, NetModSocket::encode_request_head(request_head), NET_MODE_REQUEST_HEAD_LENGTH);
+ memcpy(buf + NET_MODE_REQUEST_HEAD_LENGTH, send_buf, send_size);
+
+ if(rio_writen(clientfd, buf, buf_size) != buf_size ) {
+ LoggerFactory::getLogger()->error(errno, "NetModSocket::write_request rio_writen");
+ free(buf);
+ return -1;
+ }
+ free(buf);
+ return 0;
+}
+
+/**
+ * @return 0 鎴愬姛, 1 瀵规柟娌℃湁瀵瑰簲鐨刱ey, -1 缃戠粶閿欒
+ *
+ */
+int NetModSocket::read_response(int connfd, net_mod_recv_msg_t *recv_msg) {
+ int recv_size;
+ void *recv_buf;
+ char response_head_bs[NET_MODE_RESPONSE_HEAD_LENGTH];
+
+ net_mod_response_head_t response_head;
+ if ( rio_readn(connfd, response_head_bs, NET_MODE_RESPONSE_HEAD_LENGTH) != NET_MODE_RESPONSE_HEAD_LENGTH) {
+ LoggerFactory::getLogger()->error(errno, "NetModSocket::read_response rio_readnb response_head");
+
+ return -1;
+ }
+
+ response_head = NetModSocket::decode_response_head(response_head_bs);
+// printf(">>>> read_response %s\n", response_head.host);
+ if(response_head.code != 0) {
+ // 瀵规柟娌℃湁瀵瑰簲鐨刱ey
+ return 1;
+ }
+
+ recv_buf = malloc(response_head.content_length);
+ if(recv_buf == NULL) {
+ LoggerFactory::getLogger()->error(errno, "NetModSocket::send malloc recv_buf");
+ exit(1);
+ }
+ if ( (recv_size = rio_readn(connfd, recv_buf, response_head.content_length) ) != response_head.content_length) {
+ LoggerFactory::getLogger()->error(errno, "NetModSocket::read_response rio_readnb recv_buf");
+
+ return -1;
+ }
+
+ strcpy( recv_msg->host, response_head.host);
+ recv_msg->port = response_head.port;
+ recv_msg->key = response_head.key;
+ recv_msg->content = recv_buf;
+ recv_msg->content_length = recv_size;
+ return 0;
+}
+
+
+
+
+void NetModSocket::init_req_rep_req_resp_pool()
+{
+ /* Initially, there are no connected descriptors */
+ int i;
+ req_resp_pool.maxi = -1; //line:conc:echoservers:beginempty
+ for (i = 0; i < OPEN_MAX; i++) {
+ req_resp_pool.conns[i].fd = -1;
+ req_resp_pool.conns[i].events = 0;
+ }
+
+}
+
+int NetModSocket::connect( net_node_t *node) {
+ std::map<std::string, int>::iterator mapIter;
+ int connfd;
+ int i;
+ char mapKey[256];
+ char portstr[32];
+
+ sprintf(mapKey, "%s:%d", node->host, node->port);
+ mapIter = req_resp_pool.connectionMap.find(mapKey);
+ if( mapIter != req_resp_pool.connectionMap.end()) {
+ connfd = mapIter->second;
+// printf("hit: %s\n", mapKey);
+ } else {
+// printf("mis: %s\n", mapKey);
+ sprintf(portstr, "%d", node->port);
+// printf("open before: %s\n", mapKey);
+ connfd = open_clientfd(node->host, portstr);
+// printf("open after: %s\n", mapKey);
+ if(connfd < 0) {
+ LoggerFactory::getLogger()->error(errno, "connect %s:%d ", node->host, node->port);
+ return -1;
+ }
+ req_resp_pool.connectionMap.insert({mapKey, connfd});
+ }
+
-// }
+ for (i = 0; i < OPEN_MAX; i++) { /* Find an available slot */
+ if (req_resp_pool.conns[i].fd < 0)
+ {
+ /* Add connected descriptor to the req_resp_pool */
+ req_resp_pool.conns[i].fd = connfd;
+
+ req_resp_pool.conns[i].events = POLLIN;
+ /* Add the descriptor to descriptor set */
+ break;
+ }
+ }
-void * NetModSocket::encode_request_head(net_mod_request_head_t & request) {
- char * head = (char *)malloc(NET_MODE_REQUEST_HEAD_LENGTH);
- PUT(head, htonl(request.mod));
- PUT(head + 4, htonl(request.key));
- PUT(head + 8, htonl(request.content_length));
- PUT(head + 12, htonl(request.topic_length));
- return head;
+ if (i > req_resp_pool.maxi)
+ req_resp_pool.maxi = i;
+
+ if (i == OPEN_MAX) {
+ /* Couldn't find an empty slot */
+ LoggerFactory::getLogger()->error(errno, "add_client error: Too many clients");
+ return -1;
+ }
+
+
+ return connfd;
}
-net_mod_request_head_t NetModSocket::decode_request_head(void *_headbs) {
- char *headbs = (char *)_headbs;
+void NetModSocket::close_connect(int connfd) {
+ int i;
+ char mapKey[256];
+ std::map<std::string, int>::iterator map_iter;
+ if(close(connfd) != 0) {
+ LoggerFactory::getLogger()->error(errno, "NetModSocket::close_connect close");
+ }
+
+
+ for (i = 0; i <= req_resp_pool.maxi; i++) {
+ if(req_resp_pool.conns[i].fd == connfd) {
+ req_resp_pool.conns[i].fd = -1;
+ }
+ }
+
+ for ( map_iter = req_resp_pool.connectionMap.begin(); map_iter != req_resp_pool.connectionMap.end(); ) {
+ if(connfd == map_iter->second) {
+// std::cout << "map_iter->first==" << map_iter->first << std::endl;
+ map_iter = req_resp_pool.connectionMap.erase(map_iter);
+ } else {
+ ++map_iter;
+ }
+ }
+
+ LoggerFactory::getLogger()->debug( "closed %d\n", connfd);
+
+}
+/**
+ uint32_t mod;
+ char host[NI_MAXHOST];
+ uint32_t port;
+ uint32_t key;
+ uint32_t content_length;
+ uint32_t topic_length;
+*/
+
+void * NetModSocket::encode_request_head(net_mod_request_head_t & head) {
+ void * headbs = malloc(NET_MODE_REQUEST_HEAD_LENGTH);
+ char *tmp_ptr = (char *)headbs;
+
+ PUT(tmp_ptr, htonl(head.mod));
+
+ tmp_ptr += 4;
+ memcpy(tmp_ptr, head.host, sizeof(head.host));
+
+ tmp_ptr += sizeof(head.host);
+ PUT(tmp_ptr, htonl(head.port));
+
+ tmp_ptr += 4;
+ PUT(tmp_ptr, htonl(head.key));
+
+ tmp_ptr += 4;
+ PUT(tmp_ptr, htonl(head.content_length));
+
+ tmp_ptr += 4;
+ PUT(tmp_ptr, htonl(head.topic_length));
+
+
+ return headbs;
+}
+
+net_mod_request_head_t NetModSocket::decode_request_head(void *headbs) {
+ char *tmp_ptr = (char *)headbs;
net_mod_request_head_t head;
- head.mod = ntohl(GET(headbs));
- head.key = ntohl(GET(headbs + 4));
- head.content_length = ntohl(GET(headbs + 8));
- head.topic_length = ntohl(GET(headbs + 12));
+
+ head.mod = ntohl(GET(tmp_ptr));
+
+ tmp_ptr += 4;
+ memcpy(head.host, tmp_ptr, sizeof(head.host));
+
+
+ tmp_ptr += sizeof(head.host);
+ head.port = ntohl(GET(tmp_ptr));
+
+ tmp_ptr += 4;
+ head.key = ntohl(GET(tmp_ptr));
+
+ tmp_ptr += 4;
+ head.content_length = ntohl(GET(tmp_ptr));
+
+ tmp_ptr += 4;
+ head.topic_length = ntohl(GET(tmp_ptr));
+
return head;
}
+/**
+ char host[NI_MAXHOST];
+ uint32_t port;
+ uint32_t key;
+ uint32_t content_length;
+ uint32_t code;
+ */
void * NetModSocket::encode_response_head(net_mod_response_head_t & response) {
- char * head = (char *)malloc(NET_MODE_RESPONSE_HEAD_LENGTH);
- PUT(head, htonl(response.code));
- PUT(head + 4, htonl(response.content_length));
- return head;
+ void * headbs = malloc(NET_MODE_RESPONSE_HEAD_LENGTH);
+ char *tmp_ptr = (char *)headbs;
+
+ memcpy(tmp_ptr, response.host, NI_MAXHOST);
+
+ tmp_ptr += NI_MAXHOST;
+ PUT(tmp_ptr, htonl(response.port));
+
+ tmp_ptr += 4;
+ PUT(tmp_ptr , htonl(response.key));
+
+ tmp_ptr += 4;
+ PUT(tmp_ptr, htonl(response.content_length));
+
+ tmp_ptr += 4;
+ PUT(tmp_ptr, htonl(response.code));
+
+ return headbs;
}
-net_mod_response_head_t NetModSocket::decode_response_head(void *_headbs) {
- char *headbs = (char *)_headbs;
+net_mod_response_head_t NetModSocket::decode_response_head(void *headbs) {
+ char *tmp_ptr = (char *)headbs;
net_mod_response_head_t head;
- head.code = ntohl(GET(headbs));
- head.content_length = ntohl(GET(headbs + 4));
+
+ memcpy(head.host, tmp_ptr, NI_MAXHOST);
+
+ tmp_ptr += NI_MAXHOST;
+ head.port = ntohl(GET(tmp_ptr));
+
+ tmp_ptr += 4;
+ head.key = ntohl(GET(tmp_ptr));
+
+ tmp_ptr += 4;
+ head.content_length = ntohl(GET(tmp_ptr));
+
+ tmp_ptr += 4;
+ head.code = ntohl(GET(tmp_ptr));
+
return head;
}
--
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