/*
* Generates a log message The message will be sent in the stream
* defined by the previous call to rte_openlog_stream().
* No need to check level here, done by rte_vlog().
*/
int
rte_log(uint32_t level, uint32_t logtype, const char *format, ...)
{
va_list ap;
int ret;
va_start(ap, format);
ret = rte_vlog(level, logtype, format, ap);
va_end(ap);
return ret;
}
/* call abort(), it will generate a coredump if enabled */
void __rte_panic(const char *funcname, const char *format, ...)
{
va_list ap;
rte_log(RTE_LOG_CRIT, RTE_LOGTYPE_EAL, "PANIC in %s():\n", funcname);
va_start(ap, format);
rte_vlog(RTE_LOG_CRIT, RTE_LOGTYPE_EAL, format, ap);
va_end(ap);
rte_dump_stack();
rte_dump_registers();
abort();
}
/*
* vr_uvhost_log - logs user space vhost messages to a file.
*/
void
vr_uvhost_log(const char *format, ...)
{
va_list args;
if (RTE_LOGTYPE_UVHOST & rte_logs.type) {
char buf[VR_DPDK_STR_BUF_SZ] = "UVHOST: ";
strncat(buf, format, sizeof(buf) - strlen(buf) - 1);
buf[sizeof(buf) - 1] = '\0';
va_start(args, format);
rte_vlog(RTE_LOG_INFO, RTE_LOGTYPE_UVHOST, buf, args);
va_end(args);
}
}
/*
* Like rte_panic this terminates the application. However, no traceback is
* provided and no core-dump is generated.
*/
void
rte_exit(int exit_code, const char *format, ...)
{
va_list ap;
if (exit_code != 0)
RTE_LOG(CRIT, EAL, "Error - exiting with code: %d\n"
" Cause: ", exit_code);
va_start(ap, format);
rte_vlog(RTE_LOG_CRIT, RTE_LOGTYPE_EAL, format, ap);
va_end(ap);
#ifndef RTE_EAL_ALWAYS_PANIC_ON_ERROR
exit(exit_code);
#else
rte_dump_stack();
rte_dump_registers();
abort();
#endif
}
int
rte_log_ratelimit(uint32_t level, uint32_t logtype, const char *format, ...)
{
struct log_ratelimit_state *lrs;
int ratelimit_level = rte_log_get_level(logtype);
if (unlikely(ratelimit_level < 0))
return -1;
lrs = &log_ratelimit_states[rte_lcore_id()];
if (level <= (typeof(level))ratelimit_level &&
log_ratelimit_allow(lrs)) {
int ret;
va_list ap;
va_start(ap, format);
ret = rte_vlog(level, logtype, format, ap);
va_end(ap);
return ret;
}
return 0;
}