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MINOR: log: remove the logger dependency in do_send_log()

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do_send_log() now exlusively relies on explicit parameters to remove
logger dependency in low-level log sending chain.
This commit is contained in:
Aurelien DARRAGON 2023-08-24 19:11:11 +02:00 committed by Christopher Faulet
parent 60c5821867
commit ab914667da
1 changed files with 16 additions and 11 deletions
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27
src/log.c
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@ -1739,15 +1739,19 @@ struct ist *build_log_header(enum log_fmt format, int level, int facility,
/*
* This function sends a syslog message.
* <logger> is the parent log entry used to deduce auto settings,
* <target> is the actual log target where log will be sent,
* The argument <metadata> MUST be an array of size
* LOG_META_FIELDS*sizeof(struct ist) containing data to build the header.
* It overrides the last byte of the message vector with an LF character.
* Does not return any error,
*
* Final message will be truncated <maxlen> parameter and will be
* terminated with an LF character.
*
* Does not return any error
*/
static inline void __do_send_log(struct logger *logger, struct log_target *target,
int nblogger, int level, int facility, struct ist *metadata, char *message, size_t size)
static inline void __do_send_log(struct log_target *target, enum log_fmt format,
int nblogger, size_t maxlen,
int level, int facility, struct ist *metadata, char *message, size_t size)
{
static THREAD_LOCAL struct iovec iovec[NB_LOG_HDR_MAX_ELEMENTS+1+1] = { }; /* header elements + message + LF */
static THREAD_LOCAL struct msghdr msghdr = {
@ -1803,31 +1807,31 @@ static inline void __do_send_log(struct logger *logger, struct log_target *targe
}
}
msg_header = build_log_header(logger->format, level, facility, metadata, &nbelem);
msg_header = build_log_header(format, level, facility, metadata, &nbelem);
send:
if (target->type == LOG_TARGET_BUFFER) {
struct ist msg;
size_t maxlen = logger->maxlen;
size_t e_maxlen = maxlen;
msg = ist2(message, size);
/* make room for the final '\n' which may be forcefully inserted
* by tcp forwarder applet (sink_forward_io_handler)
*/
maxlen -= 1;
e_maxlen -= 1;
sent = sink_write(target->sink, maxlen, &msg, 1, level, facility, metadata);
sent = sink_write(target->sink, e_maxlen, &msg, 1, level, facility, metadata);
}
else if (target->addr->ss_family == AF_CUST_EXISTING_FD) {
struct ist msg;
msg = ist2(message, size);
sent = fd_write_frag_line(*plogfd, logger->maxlen, msg_header, nbelem, &msg, 1, 1);
sent = fd_write_frag_line(*plogfd, maxlen, msg_header, nbelem, &msg, 1, 1);
}
else {
int i = 0;
int totlen = logger->maxlen - 1; /* save space for the final '\n' */
int totlen = maxlen - 1; /* save space for the final '\n' */
for (i = 0 ; i < nbelem ; i++ ) {
iovec[i].iov_base = msg_header[i].ptr;
@ -1919,7 +1923,8 @@ void process_send_log(struct list *loggers, int level, int facility,
__ha_cpu_relax());
}
if (in_range)
__do_send_log(logger, &logger->target, ++nblogger, MAX(level, logger->minlvl),
__do_send_log(&logger->target, logger->format, ++nblogger, logger->maxlen,
MAX(level, logger->minlvl),
(facility == -1) ? logger->facility : facility,
metadata, message, size);
}