static void
_fdclose(int fd)
{
int r, retry = 0;
restart:
r = close(fd);
if (-1 == r) {
switch(errno) {
case EINTR:
if (++retry > NPROC + 1) {
_log_close(LOG_INFO, errno, fd);
}
goto restart;
default:
_die_close(errno, fd);
}
}
}
static ssize_t _log_write(struct iovec *vec, int n)
{
unsigned long long tmp_size = get_file_size(_log_name);
if (UNLIKELY(tmp_size > _log_file_size)) {
fprintf(stderr, "%s size= %llu reach max %llu, splited\n",
_log_name, tmp_size, _log_file_size);
if (-1 == _log_close()) {
fprintf(stderr, "_log_close errno:%d", errno);
}
log_get_time(_log_name_time, sizeof(_log_name_time), 1);
snprintf(_log_name, sizeof(_log_name), "%s%s_%s",
_log_path, _log_name_prefix, _log_name_time);
_log_open(_log_name);
fprintf(stderr, "splited file %s\n", _log_name);
}
return writev(_log_fd, vec, n);
}
int main(int argc, char *argv[])
{
int ret = 0/*, i = 0*/;
char buf[MAX_BUF]; // 数据缓冲区
//char error[MAX_ERROR]; // 错误描述缓冲区
libertymqtt_config config;
#ifndef VERSION
char VERSION[32];
snprintf(VERSION, 32, "%s", "0.0");
#else
#endif
// 输出版本信息
snprintf(buf, MAX_BUF, "version %s", VERSION);
_log(DEBUG, "%s\n", buf);
// 载入配置文件
ret = _init_conf(&config, argc, argv);
if (SUCCESS != ret)
exit(ret);
// 初始化日志
_init_log(config.log_file, config.log_type);
// daemon方式启动
daemon_mode(&config);
// 创建socket，监听端口
libertymqtt_listen(&config.default_listener);
//for (i = 0; i < config.listener_count; i++){
//}
// 主循环
libertymqtt_main_loop(&config);
// 退出前不要忘了清理配置、关闭日志等
_clear_all(&config);
_log_close();
return 0;
}
static ssize_t _log_write(struct iovec *vec, int n)
{
char log_rename[FILENAME_LEN] = {0};
unsigned long long tmp_size = get_file_size(_log_name);
if (UNLIKELY(tmp_size > _log_file_size)) {
fprintf(stderr, "%s size= %llu reach max %llu, splited\n",
_log_name, tmp_size, _log_file_size);
if (-1 == _log_close()) {
fprintf(stderr, "_log_close errno:%d", errno);
}
log_get_time(_log_name_time, sizeof(_log_name_time), 1);
snprintf(log_rename, sizeof(log_rename), "%s%s_%s",
_log_path, _log_name_prefix, _log_name_time);
if (-1 == rename(_log_name, log_rename)) {
fprintf(stderr, "log file splited %s error: %d:%s\n",
log_rename, errno , strerror(errno));
}
_log_open(_log_name);
fprintf(stderr, "splited file %s\n", log_rename);
}
return writev(_log_fd, vec, n);
}
/* called in child process, use _exit */
__attribute__((noreturn)) static void
_die_close(int errnum, int fd)
{
_log_close(LOG_FATAL, errnum, fd);
_die();
}
