80 lines
1.8 KiB
C
80 lines
1.8 KiB
C
#include <dirent.h>
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#include <pthread.h>
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#include "main.h"
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struct global global;
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struct tcp_mode http, https;
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struct save_header *saveHdrs;
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char *default_ssl_request;
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int default_ssl_request_len;
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void *timeout_check(void *nullPtr)
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{
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while (1) {
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sleep(60);
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if (global.udp_listen_fd >= 0)
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udp_timeout_check();
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}
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return NULL;
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}
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/* 初始化变量 */
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static void initVariable()
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{
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memset(&global, 0, sizeof(global));
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memset(&https, 0, sizeof(https));
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memset(&udp, 0, sizeof(udp));
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saveHdrs = NULL;
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http.dst.sin_family = https.dst.sin_family = udp.dst.sin_family = AF_INET;
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global.tcp_listen_fd = global.udp_listen_fd = global.uid = -1;
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}
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static void server_init()
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{
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/* 忽略PIPE信号 */
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signal(SIGPIPE, SIG_IGN);
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//不能用setgid和setuid，这两个函数不能切换回root，可能导致HTTPUDP代理失败
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if (global.uid > -1 && (setegid(global.uid) == -1 || seteuid(global.uid) == -1)) {
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perror("setegid(or seteuid)");
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exit(1);
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}
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#ifndef DEBUG
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if (daemon(1, 1) == -1) {
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perror("daemon");
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exit(1);
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}
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#endif
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/*
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一个进程只开一个子进程，
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程序结束时子进程先写入dns缓存，
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之后主进程再写入，
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否则可能导致缓存文件格式错误
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*/
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//while (global.procs-- > 1 && (child_pid = fork()) == 0);
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}
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static void start_server_loop()
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{
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//printf("%s", udp.http_request);
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//printf("%d\n", udp.http_request_len);
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pthread_t thread_id;
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if (global.timeout_m)
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pthread_create(&thread_id, NULL, &timeout_check, NULL);
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udp_init();
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udp_loop(NULL);
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}
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int main(int argc, char *argv[])
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{
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initVariable();
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read_conf(argv[1]);
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server_init();
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start_server_loop();
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return 0;
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}
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