131 lines
3.4 KiB
C
131 lines
3.4 KiB
C
#ifndef _LIGHTTPD_LOG_H_
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#define _LIGHTTPD_LOG_H_
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/* #include "valgrind/valgrind.h" */
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#include "base.h"
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#define REMOVE_PATH_FROM_FILE 1
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#if REMOVE_PATH_FROM_FILE
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LI_API const char *remove_path(const char *path);
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#define REMOVE_PATH(file) remove_path(file)
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#else
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#define REMOVE_PATH(file) file
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#endif
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#define ERROR(srv, fmt, ...) \
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log_write(srv, NULL, "%s.%d: (error) "fmt, REMOVE_PATH(__FILE__), __LINE__, __VA_ARGS__)
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#define INFO(srv, ...) \
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log_write(srv, NULL, __VA_ARGS__)
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#define TRACE(srv, fmt, ...) \
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log_write(srv, NULL, "%s.%d: (trace) "fmt, REMOVE_PATH(__FILE__), __LINE__, __VA_ARGS__)
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#define SEGFAULT(srv, fmt, ...) \
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do { \
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log_write(srv, NULL, "%s.%d: (crashing) "fmt, REMOVE_PATH(__FILE__), __LINE__, __VA_ARGS__); \
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/* VALGRIND_PRINTF_BACKTRACE(fmt, __VA_ARGS__); */\
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abort();\
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} while(0)
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#define CON_ERROR(srv, con, fmt, ...) \
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log_write(srv, con, "%s.%d: (error) "fmt, REMOVE_PATH(__FILE__), __LINE__, __VA_ARGS__)
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#define CON_TRACE(srv, con, fmt, ...) \
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log_write(srv, con, "%s.%d: (trace) "fmt, REMOVE_PATH(__FILE__), __LINE__, __VA_ARGS__)
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#define CON_SEGFAULT(srv, con, fmt, ...) \
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do { \
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log_write(srv, con, "%s.%d: (crashing) "fmt, REMOVE_PATH(__FILE__), __LINE__, __VA_ARGS__); \
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/* VALGRIND_PRINTF_BACKTRACE(fmt, __VA_ARGS__); */ \
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abort();\
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} while(0)
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/* TODO: perhaps make portable (detect if cc supports) */
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#define __ATTRIBUTE_PRINTF_FORMAT(fmt, arg) __attribute__ ((__format__ (__printf__, fmt, arg)))
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LI_API int log_write(server *srv, connection *con, const char *fmt, ...) __ATTRIBUTE_PRINTF_FORMAT(3, 4);
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/* convenience makros */
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#define log_error(srv, con, fmt, ...) \
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log_write_(srv, con, LOG_LEVEL_ERROR, fmt, __VA_ARGS__)
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#define log_warning(srv, con, fmt, ...) \
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log_write_(srv, con, LOG_LEVEL_WARNING, fmt, __VA_ARGS__)
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#define log_info(srv, con, fmt, ...) \
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log_write_(srv, con, LOG_LEVEL_INFO, fmt, __VA_ARGS__)
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#define log_message(srv, con, fmt, ...) \
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log_write_(srv, con, LOG_LEVEL_MESSAGE, fmt, __VA_ARGS__)
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#define log_debug(srv, con, fmt, ...) \
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log_write_(srv, con, LOG_LEVEL_DEBUG, fmt, __VA_ARGS__)
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struct log_t;
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typedef struct log_t log_t;
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struct log_entry_t;
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typedef struct log_entry_t log_entry_t;
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typedef enum {
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LOG_LEVEL_DEBUG,
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LOG_LEVEL_INFO,
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LOG_LEVEL_MESSAGE,
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LOG_LEVEL_WARNING,
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LOG_LEVEL_ERROR
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} log_level_t;
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typedef enum {
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LOG_TYPE_STDERR,
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LOG_TYPE_FILE,
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LOG_TYPE_PIPE,
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LOG_TYPE_SYSLOG
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} log_type_t;
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struct log_t {
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log_type_t type;
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GString *path;
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gint refcount;
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gint fd;
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GString *lastmsg;
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guint lastmsg_count;
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GMutex *mutex;
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};
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struct log_entry_t {
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log_t *log;
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log_level_t level;
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GString *msg;
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};
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/* log_new is used to create a new log target, if a log with the same path already exists, it is referenced instead */
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log_t *log_new(server *srv, log_type_t type, GString *path);
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/* avoid calling log_free directly. instead use log_unref which calls log_free if refcount has reached zero */
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void log_free(server *srv, log_t *log);
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void log_free_unlocked(server *srv, log_t *log);
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void log_ref(server *srv, log_t *log);
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void log_unref(server *srv, log_t *log);
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/* do not call directly, use log_rotate_logs instead */
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void log_rotate(gchar *path, log_t *log, server *srv);
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void log_rotate_logs(server *srv);
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gpointer log_thread(server *srv);
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void log_thread_start(server *srv);
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void log_thread_wakeup(server *srv);
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void log_init(server *srv);
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gboolean log_write_(server *srv, connection *con, log_level_t log_level, const gchar *fmt, ...);
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#endif
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