24c634bf57
We want to move platform code to "shared/nm-platform". However, platform code uses the logging infrastructure from the daemon, there is thus an odd circular dependency. Solve that by moving the "src/nm-logging.[hc]" to a new helper library in "shared/nm-log-core".
190 lines
9.9 KiB
C
190 lines
9.9 KiB
C
/* SPDX-License-Identifier: GPL-2.0-or-later */
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/*
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* Copyright (C) 2006 - 2012 Red Hat, Inc.
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* Copyright (C) 2006 - 2008 Novell, Inc.
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*/
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#ifndef __NETWORKMANAGER_LOGGING_H__
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#define __NETWORKMANAGER_LOGGING_H__
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#ifdef __NM_TEST_UTILS_H__
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#error nm-test-utils.h must be included as last header
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#endif
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#include "nm-glib-aux/nm-logging-fwd.h"
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#define NM_LOG_CONFIG_BACKEND_DEBUG "debug"
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#define NM_LOG_CONFIG_BACKEND_SYSLOG "syslog"
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#define NM_LOG_CONFIG_BACKEND_JOURNAL "journal"
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#define nm_log_err(domain, ...) nm_log(LOGL_ERR, (domain), NULL, NULL, __VA_ARGS__)
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#define nm_log_warn(domain, ...) nm_log(LOGL_WARN, (domain), NULL, NULL, __VA_ARGS__)
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#define nm_log_info(domain, ...) nm_log(LOGL_INFO, (domain), NULL, NULL, __VA_ARGS__)
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#define nm_log_dbg(domain, ...) nm_log(LOGL_DEBUG, (domain), NULL, NULL, __VA_ARGS__)
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#define nm_log_trace(domain, ...) nm_log(LOGL_TRACE, (domain), NULL, NULL, __VA_ARGS__)
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//#define _NM_LOG_FUNC G_STRFUNC
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#define _NM_LOG_FUNC NULL
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/* A wrapper for the _nm_log_impl() function that adds call site information.
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* Contrary to nm_log(), it unconditionally calls the function without
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* checking whether logging for the given level and domain is enabled. */
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#define _nm_log_mt(mt_require_locking, level, domain, error, ifname, con_uuid, ...) \
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G_STMT_START \
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{ \
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_nm_log_impl(__FILE__, \
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__LINE__, \
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_NM_LOG_FUNC, \
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(mt_require_locking), \
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(level), \
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(domain), \
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(error), \
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(ifname), \
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(con_uuid), \
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""__VA_ARGS__); \
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} \
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G_STMT_END
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#define _nm_log(level, domain, error, ifname, con_uuid, ...) \
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_nm_log_mt(!(NM_THREAD_SAFE_ON_MAIN_THREAD), \
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level, \
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domain, \
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error, \
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ifname, \
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con_uuid, \
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__VA_ARGS__)
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/* nm_log() only evaluates its argument list after checking
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* whether logging for the given level/domain is enabled. */
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#define nm_log(level, domain, ifname, con_uuid, ...) \
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G_STMT_START \
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{ \
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if (nm_logging_enabled((level), (domain))) { \
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_nm_log(level, domain, 0, ifname, con_uuid, __VA_ARGS__); \
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} \
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} \
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G_STMT_END
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#define _nm_log_ptr(level, domain, ifname, con_uuid, self, prefix, ...) \
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nm_log((level), \
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(domain), \
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(ifname), \
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(con_uuid), \
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"%s[" NM_HASH_OBFUSCATE_PTR_FMT "] " _NM_UTILS_MACRO_FIRST(__VA_ARGS__), \
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(prefix) ?: "", \
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NM_HASH_OBFUSCATE_PTR(self) _NM_UTILS_MACRO_REST(__VA_ARGS__))
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static inline gboolean
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_nm_log_ptr_is_debug(NMLogLevel level)
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{
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return level <= LOGL_DEBUG;
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}
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/* log a message for an object (with providing a generic @self pointer) */
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#define nm_log_ptr(level, domain, ifname, con_uuid, self, prefix, ...) \
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G_STMT_START \
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{ \
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if (_nm_log_ptr_is_debug(level)) { \
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_nm_log_ptr((level), (domain), (ifname), (con_uuid), (self), (prefix), __VA_ARGS__); \
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} else { \
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const char *__prefix = (prefix); \
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\
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nm_log((level), \
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(domain), \
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(ifname), \
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(con_uuid), \
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"%s%s" _NM_UTILS_MACRO_FIRST(__VA_ARGS__), \
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__prefix ?: "", \
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__prefix ? " " : "" _NM_UTILS_MACRO_REST(__VA_ARGS__)); \
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} \
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} \
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G_STMT_END
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#define _nm_log_obj(level, domain, ifname, con_uuid, self, prefix, ...) \
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_nm_log_ptr((level), (domain), (ifname), (con_uuid), (self), prefix, __VA_ARGS__)
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/* log a message for an object (with providing a @self pointer to a GObject).
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* Contrary to nm_log_ptr(), @self must be a GObject type (or %NULL).
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* As of now, nm_log_obj() is identical to nm_log_ptr(), but we might change that */
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#define nm_log_obj(level, domain, ifname, con_uuid, self, prefix, ...) \
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nm_log_ptr((level), (domain), (ifname), (con_uuid), (self), prefix, __VA_ARGS__)
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const char *nm_logging_level_to_string(void);
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const char *nm_logging_domains_to_string(void);
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/*****************************************************************************/
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extern NMLogDomain _nm_logging_enabled_state[_LOGL_N_REAL];
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static inline gboolean
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_nm_logging_enabled_lockfree(NMLogLevel level, NMLogDomain domain)
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{
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nm_assert(((guint) level) < G_N_ELEMENTS(_nm_logging_enabled_state));
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return (((guint) level) < G_N_ELEMENTS(_nm_logging_enabled_state))
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&& !!(_nm_logging_enabled_state[level] & domain);
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}
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gboolean _nm_logging_enabled_locking(NMLogLevel level, NMLogDomain domain);
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static inline gboolean
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nm_logging_enabled_mt(gboolean mt_require_locking, NMLogLevel level, NMLogDomain domain)
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{
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if (mt_require_locking)
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return _nm_logging_enabled_locking(level, domain);
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NM_ASSERT_ON_MAIN_THREAD();
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return _nm_logging_enabled_lockfree(level, domain);
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}
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#define nm_logging_enabled(level, domain) \
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nm_logging_enabled_mt(!(NM_THREAD_SAFE_ON_MAIN_THREAD), level, domain)
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/*****************************************************************************/
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NMLogLevel nm_logging_get_level(NMLogDomain domain);
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const char *nm_logging_all_levels_to_string(void);
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const char *nm_logging_all_domains_to_string(void);
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gboolean
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nm_logging_setup(const char *level, const char *domains, char **bad_domains, GError **error);
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void nm_logging_init_pre(const char *syslog_identifier, char *prefix_take);
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void nm_logging_init(const char *logging_backend, gboolean debug);
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gboolean nm_logging_syslog_enabled(void);
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/*****************************************************************************/
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#define __NMLOG_DEFAULT(level, domain, prefix, ...) \
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G_STMT_START \
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{ \
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nm_log((level), \
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(domain), \
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NULL, \
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NULL, \
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"%s: " _NM_UTILS_MACRO_FIRST(__VA_ARGS__), \
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(prefix) _NM_UTILS_MACRO_REST(__VA_ARGS__)); \
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} \
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G_STMT_END
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#define __NMLOG_DEFAULT_WITH_ADDR(level, domain, prefix, ...) \
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G_STMT_START \
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{ \
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nm_log((level), \
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(domain), \
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NULL, \
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NULL, \
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"%s[" NM_HASH_OBFUSCATE_PTR_FMT "]: " _NM_UTILS_MACRO_FIRST(__VA_ARGS__), \
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(prefix), \
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NM_HASH_OBFUSCATE_PTR(self) _NM_UTILS_MACRO_REST(__VA_ARGS__)); \
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} \
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G_STMT_END
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/*****************************************************************************/
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extern void _nm_logging_clear_platform_logging_cache(void);
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#endif /* __NETWORKMANAGER_LOGGING_H__ */
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