mirror of
https://github.com/EnterpriseDB/repmgr.git
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18b40be7f1
Normally (outside of log level DEBUG) repmgrd doesn't generate any kind of log output, so examining the log file may give the impression it's not working. Output an informational message at regular intervals to show it's up and running.
133 lines
3.7 KiB
C
133 lines
3.7 KiB
C
/*
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* log.h
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* Copyright (c) 2ndQuadrant, 2010-2017
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*/
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#ifndef _REPMGR_LOG_H_
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#define _REPMGR_LOG_H_
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#include "repmgr.h"
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#define REPMGR_SYSLOG 1
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#define REPMGR_STDERR 2
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#define OM_COMMAND_LINE 1
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#define OM_DAEMON 2
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#define DEFAULT_LOG_STATUS_INTERVAL 300
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extern void
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stderr_log_with_level(const char *level_name, int level, const char *fmt,...)
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__attribute__((format(PG_PRINTF_ATTRIBUTE, 3, 4)));
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#define LOG_EMERG 0 /* system is unusable */
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#define LOG_ALERT 1 /* action must be taken immediately */
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#define LOG_CRIT 2 /* critical conditions */
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#define LOG_ERROR 3 /* error conditions */
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#define LOG_WARNING 4 /* warning conditions */
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#define LOG_NOTICE 5 /* normal but significant condition */
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#define LOG_INFO 6 /* informational */
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#define LOG_DEBUG 7 /* debug-level messages */
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/* Standard error logging */
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#define stderr_log_debug(...) stderr_log_with_level("DEBUG", LOG_DEBUG, __VA_ARGS__)
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#define stderr_log_info(...) stderr_log_with_level("INFO", LOG_INFO, __VA_ARGS__)
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#define stderr_log_notice(...) stderr_log_with_level("NOTICE", LOG_NOTICE, __VA_ARGS__)
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#define stderr_log_warning(...) stderr_log_with_level("WARNING", LOG_WARNING, __VA_ARGS__)
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#define stderr_log_error(...) stderr_log_with_level("ERROR", LOG_ERROR, __VA_ARGS__)
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#define stderr_log_crit(...) stderr_log_with_level("CRITICAL", LOG_CRIT, __VA_ARGS__)
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#define stderr_log_alert(...) stderr_log_with_level("ALERT", LOG_ALERT, __VA_ARGS__)
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#define stderr_log_emerg(...) stderr_log_with_level("EMERGENCY", LOG_EMERG, __VA_ARGS__)
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#ifdef HAVE_SYSLOG
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#include <syslog.h>
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#define log_debug(...) \
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if (log_type == REPMGR_SYSLOG) \
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syslog(LOG_DEBUG, __VA_ARGS__); \
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else \
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stderr_log_debug(__VA_ARGS__);
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#define log_info(...) \
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{ \
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if (log_type == REPMGR_SYSLOG) syslog(LOG_INFO, __VA_ARGS__); \
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else stderr_log_info(__VA_ARGS__); \
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}
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#define log_notice(...) \
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{ \
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if (log_type == REPMGR_SYSLOG) syslog(LOG_NOTICE, __VA_ARGS__); \
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else stderr_log_notice(__VA_ARGS__); \
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}
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#define log_warning(...) \
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{ \
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if (log_type == REPMGR_SYSLOG) syslog(LOG_WARNING, __VA_ARGS__); \
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else stderr_log_warning(__VA_ARGS__); \
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}
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#define log_error(...) \
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{ \
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if (log_type == REPMGR_SYSLOG) syslog(LOG_ERROR, __VA_ARGS__); \
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else stderr_log_error(__VA_ARGS__); \
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}
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#define log_crit(...) \
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{ \
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if (log_type == REPMGR_SYSLOG) syslog(LOG_CRIT, __VA_ARGS__); \
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else stderr_log_crit(__VA_ARGS__); \
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}
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#define log_alert(...) \
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{ \
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if (log_type == REPMGR_SYSLOG) syslog(LOG_ALERT, __VA_ARGS__); \
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else stderr_log_alert(__VA_ARGS__); \
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}
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#define log_emerg(...) \
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{ \
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if (log_type == REPMGR_SYSLOG) syslog(LOG_ALERT, __VA_ARGS__); \
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else stderr_log_alert(__VA_ARGS__); \
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}
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#else
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#define log_debug(...) stderr_log_debug(__VA_ARGS__)
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#define log_info(...) stderr_log_info(__VA_ARGS__)
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#define log_notice(...) stderr_log_notice(__VA_ARGS__)
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#define log_warning(...) stderr_log_warning(__VA_ARGS__)
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#define log_error(...) stderr_log_error(__VA_ARGS__)
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#define log_crit(...) stderr_log_crit(__VA_ARGS__)
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#define log_alert(...) stderr_log_alert(__VA_ARGS__)
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#define log_emerg(...) stderr_log_emerg(__VA_ARGS__)
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#endif
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int detect_log_level(const char *level);
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/* Logger initialisation and shutdown */
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bool logger_init(t_configuration_options * opts, const char *ident);
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bool logger_shutdown(void);
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void logger_set_verbose(void);
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void logger_set_terse(void);
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void log_detail(const char *fmt, ...)
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__attribute__((format(PG_PRINTF_ATTRIBUTE, 1, 2)));
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void log_hint(const char *fmt, ...)
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__attribute__((format(PG_PRINTF_ATTRIBUTE, 1, 2)));
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void log_verbose(int level, const char *fmt, ...)
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__attribute__((format(PG_PRINTF_ATTRIBUTE, 2, 3)));
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extern int log_type;
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extern int log_level;
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extern int verbose_logging;
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extern int terse_logging;
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extern int logger_output_mode;
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#endif /* _REPMGR_LOG_H_ */
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