/* Copyright (C) 2011,2018 the GSS-PROXY contributors, see COPYING for license */
#include "config.h"
#include <stdbool.h>
#include <stdlib.h>
#include "gp_debug.h"
#include "gp_log.h"
/* global debug switch */
int gp_debug = 0;
void gp_debug_toggle(int level)
{
if (level <= gp_debug)
return;
if (level >= 3 && !getenv("KRB5_TRACE"))
setenv("KRB5_TRACE", "/dev/stderr", 1);
gp_debug = level;
GPDEBUG("Debug Enabled (level: %d)\n", level);
}
void gp_log_failure(gss_OID mech, uint32_t maj, uint32_t min)
{
char buf[MAX_LOG_LINE];
gp_fmt_status(mech, maj, min, buf, MAX_LOG_LINE);
fprintf(stderr, "Failed with: %s\n", buf);
}
const char *gp_debug_timestamp(void)
{
static __thread char buffer[24];
static __thread time_t timestamp = 0;
struct tm tm_info;
time_t now;
time(&now);
if (now == timestamp) return buffer;
gmtime_r(&now, &tm_info);
strftime(buffer, 24, "[%Y/%m/%d %H:%M:%S]: ", &tm_info);
timestamp = now;
return buffer;
}
/* thread local connection/client id */
static __thread int cid;
void gp_debug_set_conn_id(int id)
{
cid = id;
}
static const char*gp_debug_conn_id(void)
{
static __thread char buffer[18];
static __thread int last_cid = 0;
if (cid == 0) {
buffer[0] = '\0';
return buffer;
}
if (last_cid == cid) return buffer;
(void)snprintf(buffer, 17, "[CID %d]", cid);
buffer[17] = '\0';
last_cid = cid;
return buffer;
}
void gp_debug_printf(const char *format, ...)
{
va_list varargs;
va_start(varargs, format);
vfprintf(stderr, format, varargs);
va_end(varargs);
}
void gp_debug_time_printf(const char *format, ...)
{
va_list varargs;
fprintf(stderr, "%s%s", gp_debug_conn_id(), gp_debug_timestamp());
va_start(varargs, format);
vfprintf(stderr, format, varargs);
va_end(varargs);
}