/* }}} */ #if 0 /* Comment out this non used function. It could be used later. */ static int fpm_php_set_fcgi_mgmt_vars(struct fpm_worker_pool_s *wp) /* {{{ */ { char max_workers[10 + 1]; /* 4294967295 */ int len; len = sprintf(max_workers, "%u", (unsigned int) wp->config->pm_max_children); fcgi_set_mgmt_var("FCGI_MAX_CONNS", sizeof("FCGI_MAX_CONNS")-1, max_workers, len); fcgi_set_mgmt_var("FCGI_MAX_REQS", sizeof("FCGI_MAX_REQS")-1, max_workers, len); return 0; }
int fcgi_init(void) { if (!is_initialized) { #ifndef _WIN32 sa_t sa; socklen_t len = sizeof(sa); #endif zend_hash_init(&fcgi_mgmt_vars, 0, NULL, fcgi_free_mgmt_var_cb, 1); fcgi_set_mgmt_var("FCGI_MPXS_CONNS", sizeof("FCGI_MPXS_CONNS")-1, "0", sizeof("0")-1); is_initialized = 1; #ifdef _WIN32 # if 0 /* TODO: Support for TCP sockets */ WSADATA wsaData; if (WSAStartup(MAKEWORD(2,0), &wsaData)) { fprintf(stderr, "Error starting Windows Sockets. Error: %d", WSAGetLastError()); return 0; } # endif if ((GetStdHandle(STD_OUTPUT_HANDLE) == INVALID_HANDLE_VALUE) && (GetStdHandle(STD_ERROR_HANDLE) == INVALID_HANDLE_VALUE) && (GetStdHandle(STD_INPUT_HANDLE) != INVALID_HANDLE_VALUE)) { char *str; DWORD pipe_mode = PIPE_READMODE_BYTE | PIPE_WAIT; HANDLE pipe = GetStdHandle(STD_INPUT_HANDLE); SetNamedPipeHandleState(pipe, &pipe_mode, NULL, NULL); str = getenv("_FCGI_SHUTDOWN_EVENT_"); if (str != NULL) { HANDLE shutdown_event = (HANDLE) atoi(str); if (!CreateThread(NULL, 0, fcgi_shutdown_thread, shutdown_event, 0, NULL)) { return -1; } } str = getenv("_FCGI_MUTEX_"); if (str != NULL) { fcgi_accept_mutex = (HANDLE) atoi(str); } return is_fastcgi = 1; } else { return is_fastcgi = 0; } #else errno = 0; if (getpeername(0, (struct sockaddr *)&sa, &len) != 0 && errno == ENOTCONN) { fcgi_setup_signals(); return is_fastcgi = 1; } else { return is_fastcgi = 0; } #endif } return is_fastcgi; }
/* 1.初始化fcgi_mgmt_vars相应的字段,主要是fastcgi协议要求的内容,fcgi_mgmt_vars是一个hashtable 2.标记is_initialized=1 3.fcgi_setup_signal初始化信号 */ int fcgi_init(void) { // 初始化 if (!is_initialized) { zend_hash_init(&fcgi_mgmt_vars, 0, NULL, fcgi_free_mgmt_var_cb, 1); // FCGI_MPXS_CONNS是fastcgi协议中规定的字段 // 如果应用不用 多路复用线路(也就是通过每个线路处理并发请求)则为 "0",其他则为"1" // come from http://www.myexception.cn/cgi/674116.html fcgi_set_mgmt_var("FCGI_MPXS_CONNS", sizeof("FCGI_MPXS_CONNS") - 1, "0", sizeof("0")-1); is_initialized = 1; // win相关 #ifdef _WIN32 # if 0 /* TODO: Support for TCP sockets */ WSADATA wsaData; if (WSAStartup(MAKEWORD(2,0), &wsaData)) { fprintf(stderr, "Error starting Windows Sockets. Error: %d", WSAGetLastError()); return 0; } # endif { char *str; DWORD pipe_mode = PIPE_READMODE_BYTE | PIPE_WAIT; // 数据以单独字节的形式从管道中读出 | DWORD pipe_mode = PIPE_READMODE_BYTE | PIPE_WAIT; // 数据以单独字节的形式从管道中读出 | 同步操作在等待的时候挂起线程 HANDLE pipe = GetStdHandle(STD_INPUT_HANDLE); SetNamedPipeHandleState(pipe, &pipe_mode, NULL, NULL); str = getenv("_FCGI_SHUTDOWN_EVENT_"); if (str != NULL) { HANDLE shutdown_event = (HANDLE) atoi(str); if (!CreateThread(NULL, 0, fcgi_shutdown_thread, shutdown_event, 0, NULL)) { return -1; } } str = getenv("_FCGI_MUTEX_"); if (str != NULL) { fcgi_accept_mutex = (HANDLE) atoi(str); } return 1; } #else fcgi_setup_signals(); return 1; #endif } return 1; }
int fcgi_init(void) { if (!is_initialized) { zend_hash_init(&fcgi_mgmt_vars, 0, NULL, fcgi_free_mgmt_var_cb, 1); fcgi_set_mgmt_var("FCGI_MPXS_CONNS", sizeof("FCGI_MPXS_CONNS") - 1, "0", sizeof("0")-1); is_initialized = 1; #ifdef _WIN32 # if 0 /* TODO: Support for TCP sockets */ WSADATA wsaData; if (WSAStartup(MAKEWORD(2,0), &wsaData)) { fprintf(stderr, "Error starting Windows Sockets. Error: %d", WSAGetLastError()); return 0; } # endif { char *str; DWORD pipe_mode = PIPE_READMODE_BYTE | PIPE_WAIT; HANDLE pipe = GetStdHandle(STD_INPUT_HANDLE); SetNamedPipeHandleState(pipe, &pipe_mode, NULL, NULL); str = getenv("_FCGI_SHUTDOWN_EVENT_"); if (str != NULL) { HANDLE shutdown_event = (HANDLE) atoi(str); if (!CreateThread(NULL, 0, fcgi_shutdown_thread, shutdown_event, 0, NULL)) { return -1; } } str = getenv("_FCGI_MUTEX_"); if (str != NULL) { fcgi_accept_mutex = (HANDLE) atoi(str); } return 1; } #else fcgi_setup_signals(); return 1; #endif } return 1; }