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/*
* Copyright (c) 2018 Cisco and/or its affiliates.
* 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 included_vlib_log_h
#define included_vlib_log_h
#include <vppinfra/types.h>
#define foreach_vlib_log_level \
_(0, EMERG, emerg) \
_(1, ALERT, alert) \
_(2, CRIT, crit) \
_(3, ERR, err) \
_(4, WARNING, warn) \
_(5, NOTICE, notice) \
_(6, INFO, info) \
_(7, DEBUG, debug) \
_(8, DISABLED, disabled)
typedef enum
{
#define _(n,uc,lc) VLIB_LOG_LEVEL_##uc = n,
foreach_vlib_log_level
#undef _
} vlib_log_level_t;
typedef struct
{
vlib_log_level_t level;
vlib_log_class_t class;
f64 timestamp;
u8 *string;
} vlib_log_entry_t;
typedef struct
{
u32 index;
u8 *name;
// level of log messages kept for this subclass
vlib_log_level_t level;
// level of log messages sent to syslog for this subclass
vlib_log_level_t syslog_level;
// flag saying whether this subclass is logged to syslog
f64 last_event_timestamp;
int last_sec_count;
int is_throttling;
int rate_limit;
} vlib_log_subclass_data_t;
typedef struct
{
u32 index;
u8 *name;
vlib_log_subclass_data_t *subclasses;
} vlib_log_class_data_t;
typedef struct
{
vlib_log_entry_t *entries;
vlib_log_class_data_t *classes;
int size, next, count;
/* our own log class */
vlib_log_class_t log_class;
int default_rate_limit;
int default_log_level;
int default_syslog_log_level;
int unthrottle_time;
u32 indent;
/* time zero */
struct timeval time_zero_timeval;
f64 time_zero;
} vlib_log_main_t;
extern vlib_log_main_t log_main;
vlib_log_class_t vlib_log_register_class (char *vlass, char *subclass);
u32 vlib_log_get_indent ();
void vlib_log (vlib_log_level_t level, vlib_log_class_t class, char *fmt,
...);
int last_log_entry ();
u8 *format_vlib_log_class (u8 * s, va_list * args);
#define vlib_log_emerg(...) vlib_log(VLIB_LOG_LEVEL_EMERG, __VA_ARGS__)
#define vlib_log_alert(...) vlib_log(VLIB_LOG_LEVEL_ALERT, __VA_ARGS__)
#define vlib_log_crit(...) vlib_log(VLIB_LOG_LEVEL_CRIT, __VA_ARGS__)
#define vlib_log_err(...) vlib_log(VLIB_LOG_LEVEL_ERR, __VA_ARGS__)
#define vlib_log_warn(...) vlib_log(VLIB_LOG_LEVEL_WARNING, __VA_ARGS__)
#define vlib_log_notice(...) vlib_log(VLIB_LOG_LEVEL_NOTICE, __VA_ARGS__)
#define vlib_log_info(...) vlib_log(VLIB_LOG_LEVEL_INFO, __VA_ARGS__)
#define vlib_log_debug(...) vlib_log(VLIB_LOG_LEVEL_DEBUG, __VA_ARGS__)
#endif /* included_vlib_log_h */
/*
* fd.io coding-style-patch-verification: ON
*
* Local Variables:
* eval: (c-set-style "gnu")
* End:
*/
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