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Code

new external api to support log archiving

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svn path=/icecast/trunk/log/; revision=10288
This commit is contained in:
oddsock 2005-10-24 14:52:35 +00:00
parent 3a85a143b5
commit 6063820441
2 changed files with 28 additions and 4 deletions
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31
src/log/log.c
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@ -56,6 +56,7 @@ typedef struct log_tag
FILE *logfile;
off_t size;
off_t trigger_level;
int archive_timestamp;
char *buffer;
} log_t;
@ -68,7 +69,7 @@ static void _lock_logger();
static void _unlock_logger();
static int _log_open (int id)
static int _log_open (int id, const char *file_timestamp)
{
if (loglist [id] . in_use == 0)
return 0;
@ -87,7 +88,12 @@ static int _log_open (int id)
fclose (loglist [id] . logfile);
loglist [id] . logfile = NULL;
/* simple rename, but could use time providing locking were used */
snprintf (new_name, sizeof(new_name), "%s.old", loglist [id] . filename);
if (loglist[id].archive_timestamp && file_timestamp) {
snprintf (new_name, sizeof(new_name), "%s.%s", loglist[id].filename, file_timestamp);
}
else {
snprintf (new_name, sizeof(new_name), "%s.old", loglist [id] . filename);
}
#ifdef _WIN32
if (stat (new_name, &st) == 0)
remove (new_name);
@ -205,6 +211,16 @@ int log_set_filename(int id, const char *filename)
return id;
}
int log_set_archive_timestamp(int id, int value)
{
if (id < 0 || id >= LOG_MAXLOGS)
return LOG_EINSANE;
_lock_logger();
loglist[id].archive_timestamp = value;
_unlock_logger();
return id;
}
int log_open_with_buffer(const char *filename, int size)
{
@ -289,6 +305,7 @@ void log_write(int log_id, unsigned priority, const char *cat, const char *func,
{
static char *prior[] = { "EROR", "WARN", "INFO", "DBUG" };
char tyme[128];
char filename_tyme[128];
char pre[256];
char line[LOG_MAXLINELEN];
time_t now;
@ -306,10 +323,11 @@ void log_write(int log_id, unsigned priority, const char *cat, const char *func,
_lock_logger();
strftime(tyme, sizeof (tyme), "[%Y-%m-%d %H:%M:%S]", localtime(&now));
strftime(filename_tyme, sizeof (filename_tyme), "%Y%m%d_%H%M%S", localtime(&now));
snprintf(pre, sizeof (pre), "%s %s%s", prior[priority-1], cat, func);
if (_log_open (log_id))
if (_log_open (log_id, filename_tyme))
{
int len = fprintf (loglist[log_id].logfile, "%s %s %s\n", tyme, pre, line);
if (len > 0)
@ -324,14 +342,19 @@ void log_write_direct(int log_id, const char *fmt, ...)
{
char line[LOG_MAXLINELEN];
va_list ap;
char filename_tyme[128];
time_t now;
if (log_id < 0) return;
va_start(ap, fmt);
now = time(NULL);
_lock_logger();
vsnprintf(line, LOG_MAXLINELEN, fmt, ap);
if (_log_open (log_id))
strftime(filename_tyme, sizeof (filename_tyme), "%Y%m%d_%H%M%S", localtime(&now));
if (_log_open (log_id, filename_tyme))
{
int len = fprintf(loglist[log_id].logfile, "%s\n", line);
if (len > 0)

1
src/log/log.h
View File

@ -29,6 +29,7 @@ int log_open_with_buffer(const char *filename, int size);
void log_set_level(int log_id, unsigned level);
void log_set_trigger(int id, unsigned trigger);
int log_set_filename(int id, const char *filename);
int log_set_archive_timestamp(int id, int value);
void log_flush(int log_id);
void log_reopen(int log_id);
void log_close(int log_id);