实验四 Web服务器2


实验四 Web服务器2

基于华为鲲鹏云服务器CentOS中（或Ubuntu），使用Linux Socket实现：
1. Web服务器的客户端服务器，提交程序运行截图
2. 实现GET即可，请求，响应要符合HTTP协议规范
3. 服务器部署到华为云服务器，浏览器用本机的
4. 把服务器部署到试验箱。（加分项）

web_server.c

 1 #include <stdio.h>
 2 #include <stdlib.h>
 3 #include <string.h>
 4 #include <sys/socket.h>
 5 #include <netinet/in.h>
 6 #include <unistd.h>
 7 
 8 void handle_client(int client_socket) {
 9     char response[] = "HTTP/1.1 200 OK\nContent-Type: text/html\n\n<html><body><h1>Hello, this is a simple web server!</h1></body></html>\n";
10     send(client_socket, response, strlen(response), 0);
11     close(client_socket);
12 }
13 
14 int main() {
15     int server_fd, new_socket;
16     struct sockaddr_in address;
17     int opt = 1;
18     int addrlen = sizeof(address);
19     
20     if ((server_fd = socket(AF_INET, SOCK_STREAM, 0)) == 0) {
21         perror("socket failed");
22         exit(EXIT_FAILURE);
23     }
24     
25     if (setsockopt(server_fd, SOL_SOCKET, SO_REUSEADDR | SO_REUSEPORT, &opt, sizeof(opt))) {
26         perror("setsockopt");
27         exit(EXIT_FAILURE);
28     }
29     
30     address.sin_family = AF_INET;
31     address.sin_addr.s_addr = INADDR_ANY;
32     address.sin_port = htons(8080);
33     
34     if (bind(server_fd, (struct sockaddr *)&address, sizeof(address))<0) {
35         perror("bind failed");
36         exit(EXIT_FAILURE);
37     }
38     
39     if (listen(server_fd, 3) < 0) {
40         perror("listen");
41         exit(EXIT_FAILURE);
42     }
43   
44     while (1) {
45         if ((new_socket = accept(server_fd, (struct sockaddr *)&address, (socklen_t*)&addrlen))<0) {
46             perror("accept");
47             exit(EXIT_FAILURE);
48         }
49         handle_client(new_socket);
50     }
51     return 0;
52 }

web_client.c

 1 #include <stdio.h>
 2 #include <stdlib.h>
 3 #include <string.h>
 4 #include <sys/socket.h>
 5 #include <netinet/in.h>
 6 #include <unistd.h>
 7 #include <arpa/inet.h>
 8 
 9 int main() {
10     struct sockaddr_in serv_addr;
11     int sock = 0, valread;
12     char buffer[1024] = {0};
13     if ((sock = socket(AF_INET, SOCK_STREAM, 0)) < 0) {
14         printf("\n Socket creation error \n");
15         return -1;
16     }
17     serv_addr.sin_family = AF_INET;
18     serv_addr.sin_port = htons(8080);
19     if(inet_pton(AF_INET, "127.0.0.1", &serv_addr.sin_addr)<=0) {
20         printf("\nInvalid address/ Address not supported \n");
21         return -1;
22     }
23     if (connect(sock, (struct sockaddr *)&serv_addr, sizeof(serv_addr)) < 0) {
24         printf("\nConnection Failed \n");
25         return -1;
26     }
27     char message[] = "GET / HTTP/1.1\r\nHost: localhost\r\nConnection: close\r\n\r\n";
28     send(sock, message, strlen(message), 0);
29     
30     while ((valread = read(sock, buffer, 1023)) > 0) {
31         buffer[valread] = '\0';
32         printf("%s", buffer);
33     }
34     
35     return 0;
36 }

运行截图：

 

posted @ 2023-12-07 23:16  20211115fyq  阅读(20)  评论(0)    收藏  举报