dtc/src/agent/da_log.h

/*
 * Copyright [2021] JD.com, Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#ifndef DA_LOG_H_
#define DA_LOG_H_

#include <errno.h>
#include <fcntl.h>
#include <libgen.h>
#include <stdarg.h>
#include <stdio.h>
#include <string.h>
#include <sys/stat.h>
#include <sys/syscall.h>
#include <sys/types.h>
#include <time.h>
#include <unistd.h>

#include "da_util.h"

extern int __log_level__;
extern int __business_id__;


#define log_bare(lvl, fmt, args...) _write_log_(lvl, NULL, NULL, 0, fmt, ##args)
#define log_generic(lvl, fmt, args...)                                         \
  _write_log_(lvl, __FILE__, __FUNCTION__, __LINE__, fmt, ##args)
#define log_emerg(fmt, args...) log_generic(0, fmt, ##args)
#define log_alert(fmt, args...) log_generic(1, fmt, ##args)
#define log_crit(fmt, args...) log_generic(2, fmt, ##args)
#define log_error(fmt, args...) log_generic(3, fmt, ##args)
#define log_warning(fmt, args...)                                              \
  do {                                                                         \
    if (__log_level__ >= 4)                                                    \
      log_generic(4, fmt, ##args);                                             \
  } while (0)
#define log_notice(fmt, args...)                                               \
  do {                                                                         \
    if (__log_level__ >= 5)                                                    \
      log_generic(5, fmt, ##args);                                             \
  } while (0)
#define log_info(fmt, args...)                                                 \
  do {                                                                         \
    if (__log_level__ >= 6)                                                    \
      log_generic(6, fmt, ##args);                                             \
  } while (0)
#define log_debug(fmt, args...)                                                \
  do {                                                                         \
    if (__log_level__ >= 7)                                                    \
      log_generic(7, fmt, ##args);                                             \
  } while (0)

void _init_log_(const char *app, const char *dir);
void _set_log_level_(int l);
void _set_log_switch_(int iSwitch);
void _write_log_(int, char *, const char *, int, const char *, ...)
    __attribute__((format(printf, 5, 6)));
int _set_remote_log_fd_();
void remote_log(int type, const char *key, int op_type, int op_result,
                char *content, long op_time, int cmd, int magic,
                int contentlen);
void write_stderr(const char *fmt, ...);
static inline int da_gettid(void) { return syscall(__NR_gettid); }
#endif /* DA_LOG_H_ */