From 1577a5d11a9341e506331df86870997d49fd441b Mon Sep 17 00:00:00 2001
From: wangzhengquan <wangzhengquan85@126.com>
Date: 星期二, 13 十月 2020 10:54:14 +0800
Subject: [PATCH] req-rep
---
src/socket/net_mod_socket.c | 134 +++++++++++++++++++++++++++++++++++++++-----
1 files changed, 119 insertions(+), 15 deletions(-)
diff --git a/src/socket/net_mod_socket.c b/src/socket/net_mod_socket.c
index e1f71f0..fdce4b5 100644
--- a/src/socket/net_mod_socket.c
+++ b/src/socket/net_mod_socket.c
@@ -2,24 +2,103 @@
#include "socket_io.h"
#include "net_mod_socket_io.h"
-NetModSocket::NetModSocket(const char *host, int port)
+
+std::map<std::string, rio_t *> NetModSocket::connectionMap;
+
+NetModSocket::NetModSocket()
{
- char portstr[32];
- sprintf(portstr, "%d", port);
- clientfd = Open_clientfd(host, portstr);
- Rio_readinitb(&rio, clientfd);
+
}
-ssize_t NetModSocket::send(void *buf, size_t size) {
- int n = rio_writen(clientfd, buf, size);
- rio_writen(clientfd, PKG_SEP, strlen(PKG_SEP));
+NetModSocket::~NetModSocket() {
+
+}
- char resp[MAXLINE];
- int ss;
- ss = rio_readpkgb(&rio, resp, MAXLINE);
- puts(resp);
- return n;
+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 i, n, clientfd;
+ char portstr[32];
+ net_node_t *node;
+ char mapKey[256];
+ void *recv_buf;
+ int recv_size;
+ char response_head_bs[NET_MODE_RESPONSE_HEAD_LENGTH];
+ net_mod_request_head_t request_head;
+ net_mod_response_head_t response_head;
+ std::map<std::string, rio_t*>::iterator mapIter;
+ rio_t *rio;
+ net_mod_recv_msg_t *ret_arr = (net_mod_recv_msg_t *)calloc(arrlen, sizeof(net_mod_recv_msg_t));
+
+ for (i = 0; i< arrlen; i++) {
+
+ node = &node_arr[i];
+ if(node->host == NULL) {
+ // 鏈湴鍙戦��
+ shmModSocket.sendandrecv(send_buf, send_size, node->key, &recv_buf, &recv_size);
+ goto LABEL_ARR_PUSH;
+ }
+ sprintf(mapKey, "%s:%d", node->host, node->port);
+ if( ( mapIter = connectionMap.find(mapKey)) != connectionMap.end()) {
+ rio = mapIter->second;
+ } else {
+ rio = (rio_t *)malloc(sizeof(rio_t));
+ sprintf(portstr, "%d", node->port);
+ clientfd = Open_clientfd(node-> host, portstr);
+ Rio_readinitb(rio, clientfd);
+ connectionMap.insert({mapKey, rio});
+
+ }
+
+ request_head.mod = REQ_REP;
+ request_head.key = node->key;
+ request_head.content_length = send_size;
+ if(rio_writen(rio->rio_fd, NetModSocket::encode_request_head(request_head), NET_MODE_REQUEST_HEAD_LENGTH) != NET_MODE_REQUEST_HEAD_LENGTH) {
+ err_exit(errno, "NetModSocket::send head rio_writen");
+
+ }
+
+ if(rio_writen(rio->rio_fd, send_buf, send_size) != send_size ) {
+ err_exit(errno, "NetModSocket::send conent rio_writen");
+ }
+
+
+ if ( rio_readnb(rio, response_head_bs, NET_MODE_RESPONSE_HEAD_LENGTH) != NET_MODE_RESPONSE_HEAD_LENGTH) {
+ err_exit(errno, "NetModSocket::send rio_readnb");
+ }
+
+ response_head = NetModSocket::decode_response_head(response_head_bs);
+
+ recv_buf = malloc(response_head.content_length);
+ if(recv_buf == NULL) {
+ err_exit(errno, "NetModSocket::send malloc");
+ }
+ if ( (recv_size = rio_readnb(rio, recv_buf, response_head.content_length) ) != response_head.content_length) {
+ err_exit(errno, "NetModSocket::send rio_readnb");
+ }
+
+LABEL_ARR_PUSH:
+ strcpy( ret_arr[i].host, node->host);
+ ret_arr[i].port = node->port;
+ ret_arr[i].key = node->key;
+ ret_arr[i].content = recv_buf;
+ ret_arr[i].content_length = recv_size;
+ }
+ *recv_arr = ret_arr;
+ *recv_arr_size = i;
+
+ return i;
+
+}
+
+
+void NetModSocket::free_recv_msg_arr(net_mod_recv_msg_t * arr, size_t size) {
+
+ for(int i =0; i< size; i++) {
+ free(arr[i].content);
+ }
+ free(arr);
}
// ssize_t recv(void *buf, size_t len) {
@@ -28,7 +107,32 @@
// }
-NetModSocket::~NetModSocket() {
- Close(clientfd);
+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));
+ return head;
}
+net_mod_request_head_t NetModSocket::decode_request_head(void *_headbs) {
+ char *headbs = (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));
+ return head;
+}
+
+void * NetModSocket::encode_response_head(net_mod_response_head_t & response) {
+ char * head = (char *)malloc(NET_MODE_RESPONSE_HEAD_LENGTH);
+ PUT(head, htonl(response.content_length));
+ return head;
+}
+
+net_mod_response_head_t NetModSocket::decode_response_head(void *_headbs) {
+ char *headbs = (char *)_headbs;
+ net_mod_response_head_t head;
+ head.content_length = ntohl(GET(headbs));
+ return head;
+}
--
Gitblit v1.8.0