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feat: now able to retrieve client ip, especially useful for logs

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This commit is contained in:
Gu://em_ 2025-11-28 12:33:16 +01:00
parent 8ec545e126
commit 9ecc9ed9a7
1 changed files with 19 additions and 4 deletions
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23
httpd/src/server/server.c
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@ -1,12 +1,12 @@
// === Definitions // === Definitions
#include <netinet/in.h>
#define _POSIX_C_SOURCE 200112L #define _POSIX_C_SOURCE 200112L
#define BUFFER_SIZE 1024 #define BUFFER_SIZE 1024
// === Includes // === Includes
#include "server.h" #include <arpa/inet.h>
#include <netdb.h> #include <netdb.h>
#include <stdbool.h> #include <stdbool.h>
#include <stddef.h> #include <stddef.h>
@ -15,6 +15,7 @@
#include "../http/http.h" #include "../http/http.h"
#include "../logger/errors.h" #include "../logger/errors.h"
#include "server.h"
// #include "../logger/logs.h" // #include "../logger/logs.h"
// === Static functions // === Static functions
@ -92,6 +93,15 @@ static int get_socket(const char *hostname, const char *port)
// } // }
// } // }
// Retrieves client ipv4 address and stores it in res
// WARNING: res must be of size INET_ADDRSTRLEN
static void get_ip(struct sockaddr *client_addr, char *res)
{
// NOTE: exceptionally authorized cast
struct in_addr ipAddr = ((struct sockaddr_in *)client_addr)->sin_addr;
inet_ntop(AF_INET, &ipAddr, res, INET_ADDRSTRLEN);
}
// === Functions // === Functions
void start_server(const char *host, const char *port) void start_server(const char *host, const char *port)
@ -108,13 +118,18 @@ void start_server(const char *host, const char *port)
// Main loop // Main loop
while (1) while (1)
{ {
int client_fd = accept(server_socket, NULL, NULL); struct sockaddr client_addr;
int client_fd = accept(server_socket, &client_addr, NULL);
if (client_fd == -1) if (client_fd == -1)
continue; continue;
// TODO handle signals to stop // TODO handle signals to stop
handle_request(client_fd, "127.0.0.1"); // Get ip
char client_ip[INET_ADDRSTRLEN];
get_ip(&client_addr, client_ip);
handle_request(client_fd, client_ip);
// send_back(client_fd); // send_back(client_fd);
close(client_fd); close(client_fd);
} }