#include "net_mod_socket.h"
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#include "socket_io.h"
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#include "net_mod_socket_io.h"
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std::map<std::string, int> NetModSocket::connectionMap;
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NetModSocket::NetModSocket()
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{
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}
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NetModSocket::~NetModSocket() {
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int clientfd;
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for (auto map_iter = connectionMap.begin(); map_iter != connectionMap.end(); map_iter++) {
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clientfd = map_iter->second;
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Close(clientfd);
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}
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}
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int NetModSocket::connect(const char *host, int port) {
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std::map<std::string, int>::iterator mapIter;
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int clientfd;
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char mapKey[256];
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char portstr[32];
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sprintf(mapKey, "%s:%d", host, port);
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if( ( mapIter = connectionMap.find(mapKey)) != connectionMap.end()) {
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clientfd = mapIter->second;
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} else {
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sprintf(portstr, "%d", port);
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clientfd = open_clientfd(host, portstr);
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connectionMap.insert({mapKey, clientfd});
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}
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return clientfd;
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}
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void NetModSocket::remove_connect(const char *host, int port) {
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std::map<std::string, int>::iterator mapIter;
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char mapKey[256];
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// char portstr[32];
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sprintf(mapKey, "%s:%d", host, port);
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connectionMap.erase(mapKey);
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}
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int NetModSocket::sendandrecv(net_node_t *node_arr, int arrlen, void *send_buf, int send_size,
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net_mod_recv_msg_t ** recv_arr, int *recv_arr_size) {
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int i, n, clientfd;
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net_node_t *node;
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void *recv_buf;
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int recv_size;
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char response_head_bs[NET_MODE_RESPONSE_HEAD_LENGTH];
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net_mod_request_head_t request_head = {};
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net_mod_response_head_t response_head;
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int nsuc = 0;
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net_mod_recv_msg_t *ret_arr = (net_mod_recv_msg_t *)calloc(arrlen, sizeof(net_mod_recv_msg_t));
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for (i = 0; i< arrlen; i++) {
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node = &node_arr[i];
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if(node->host == NULL) {
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// 本地发送
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shmModSocket.sendandrecv(send_buf, send_size, node->key, &recv_buf, &recv_size);
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goto LABEL_ARR_PUSH;
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}
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if( (clientfd = connect(node->host, node->port)) < 0 ) {
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continue;
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}
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request_head.mod = REQ_REP;
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request_head.key = node->key;
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request_head.content_length = send_size;
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request_head.topic_length = 0;
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if(rio_writen(clientfd, NetModSocket::encode_request_head(request_head), NET_MODE_REQUEST_HEAD_LENGTH) != NET_MODE_REQUEST_HEAD_LENGTH) {
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LoggerFactory::getLogger()->error(errno, "NetModSocket::send head rio_writen");
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remove_connect(node->host, node->port);
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close(clientfd);
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continue;
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}
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if(rio_writen(clientfd, send_buf, send_size) != send_size ) {
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LoggerFactory::getLogger()->error(errno, "NetModSocket::send conent rio_writen");
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remove_connect(node->host, node->port);
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close(clientfd);
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continue;
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}
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if ( rio_readn(clientfd, response_head_bs, NET_MODE_RESPONSE_HEAD_LENGTH) != NET_MODE_RESPONSE_HEAD_LENGTH) {
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LoggerFactory::getLogger()->error(errno, "NetModSocket::send rio_readnb");
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remove_connect(node->host, node->port);
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close(clientfd);
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continue;
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}
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response_head = NetModSocket::decode_response_head(response_head_bs);
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recv_buf = malloc(response_head.content_length);
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if(recv_buf == NULL) {
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LoggerFactory::getLogger()->error(errno, "NetModSocket::send malloc");
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exit(1);
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}
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if ( (recv_size = rio_readn(clientfd, recv_buf, response_head.content_length) ) != response_head.content_length) {
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LoggerFactory::getLogger()->error(errno, "NetModSocket::send rio_readnb");
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remove_connect(node->host, node->port);
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close(clientfd);
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continue;
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}
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LABEL_ARR_PUSH:
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if(node->host != NULL) {
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strcpy( ret_arr[nsuc].host, node->host);
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} else {
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strcpy( ret_arr[nsuc].host, "local");
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}
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ret_arr[nsuc].port = node->port;
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ret_arr[nsuc].key = node->key;
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ret_arr[nsuc].content = recv_buf;
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ret_arr[nsuc].content_length = recv_size;
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nsuc++;
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}
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*recv_arr = ret_arr;
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if(recv_arr_size != NULL) {
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*recv_arr_size = nsuc;
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}
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return nsuc;
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}
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// int pub(char *topic, int topic_size, void *content, int content_size, int port);
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int NetModSocket::pub(net_node_t *node_arr, int arrlen, char *topic, int topic_size, void *content, int content_size) {
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int i, n, clientfd;
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net_node_t *node;
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void *recv_buf;
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int recv_size;
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char response_head_bs[NET_MODE_RESPONSE_HEAD_LENGTH];
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net_mod_request_head_t request_head;
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net_mod_response_head_t response_head;
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std::map<std::string, int>::iterator mapIter;
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int nsuc = 0;
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for (i = 0; i< arrlen; i++) {
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node = &node_arr[i];
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if(node->host == NULL) {
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// 本地发送
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shmModSocket.pub(topic, topic_size, content, content_size, node->key);
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} else {
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if( (clientfd = connect(node->host, node->port)) < 0 ) {
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continue;
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}
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request_head.mod = BUS;
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request_head.key = node->key;
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request_head.content_length = content_size;
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request_head.topic_length = strlen(topic) + 1;
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if(rio_writen(clientfd, NetModSocket::encode_request_head(request_head), NET_MODE_REQUEST_HEAD_LENGTH) != NET_MODE_REQUEST_HEAD_LENGTH) {
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LoggerFactory::getLogger()->error(errno, "NetModSocket::pub head rio_writen");
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remove_connect(node->host, node->port);
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close(clientfd);
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continue;
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}
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if(rio_writen(clientfd, content, content_size) != content_size ) {
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LoggerFactory::getLogger()->error(errno, "NetModSocket::pub rio_writen conent ");
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remove_connect(node->host, node->port);
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close(clientfd);
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continue;
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}
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if(rio_writen(clientfd, topic, request_head.topic_length) != request_head.topic_length ) {
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LoggerFactory::getLogger()->error(errno, "NetModSocket::pub rio_writen conent ");
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remove_connect(node->host, node->port);
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close(clientfd);
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continue;
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}
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}
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nsuc++;
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}
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return nsuc;
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}
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void NetModSocket::free_recv_msg_arr(net_mod_recv_msg_t * arr, size_t size) {
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for(int i =0; i< size; i++) {
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free(arr[i].content);
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}
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free(arr);
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}
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// ssize_t recv(void *buf, size_t len) {
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// return rio_readlineb(&rio, buf, MAXLINE);
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// }
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void * NetModSocket::encode_request_head(net_mod_request_head_t & request) {
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char * head = (char *)malloc(NET_MODE_REQUEST_HEAD_LENGTH);
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PUT(head, htonl(request.mod));
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PUT(head + 4, htonl(request.key));
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PUT(head + 8, htonl(request.content_length));
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PUT(head + 12, htonl(request.topic_length));
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return head;
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}
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net_mod_request_head_t NetModSocket::decode_request_head(void *_headbs) {
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char *headbs = (char *)_headbs;
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net_mod_request_head_t head;
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head.mod = ntohl(GET(headbs));
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head.key = ntohl(GET(headbs + 4));
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head.content_length = ntohl(GET(headbs + 8));
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head.topic_length = ntohl(GET(headbs + 12));
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return head;
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}
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void * NetModSocket::encode_response_head(net_mod_response_head_t & response) {
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char * head = (char *)malloc(NET_MODE_RESPONSE_HEAD_LENGTH);
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PUT(head, htonl(response.content_length));
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return head;
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}
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net_mod_response_head_t NetModSocket::decode_response_head(void *_headbs) {
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char *headbs = (char *)_headbs;
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net_mod_response_head_t head;
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head.content_length = ntohl(GET(headbs));
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return head;
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}
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