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3proxy/src/log.c
z3apa3a e1b4e50242 Copyright update
2021-07-02 11:50:33 +03:00

355 lines
8.8 KiB
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/*
3APA3A simpliest proxy server
(c) 2002-2021 by Vladimir Dubrovin <3proxy@3proxy.org>
please read License Agreement
*/
#include "proxy.h"
pthread_mutex_t log_mutex;
int havelog = 0;
struct clientparam logparam;
struct srvparam logsrv;
void dolog(struct clientparam * param, const unsigned char *s){
static int init = 0;
if(param)param->srv->logfunc(param, s);
else {
if(!init){
srvinit(&logsrv, &logparam);
init = 1;
}
logstdout(&logparam, s);
}
}
void clearstat(struct clientparam * param) {
#ifdef _WIN32
struct timeb tb;
ftime(&tb);
param->time_start = (time_t)tb.time;
param->msec_start = (unsigned)tb.millitm;
#else
struct timeval tv;
struct timezone tz;
gettimeofday(&tv, &tz);
param->time_start = (time_t)tv.tv_sec;
param->msec_start = (tv.tv_usec / 1000);
#endif
param->statscli64 = param->statssrv64 = param->nreads = param->nwrites =
param->nconnects = 0;
}
char months[12][4] = {
"Jan", "Feb", "Mar", "Apr", "May", "Jun",
"Jul", "Aug", "Sep", "Oct", "Nov", "Dec"
};
int dobuf2(struct clientparam * param, unsigned char * buf, const unsigned char *s, const unsigned char * doublec, struct tm* tm, char * format){
int i, j;
int len;
time_t sec;
unsigned msec;
long timezone;
unsigned delay;
#ifdef _WIN32
struct timeb tb;
ftime(&tb);
sec = (time_t)tb.time;
msec = (unsigned)tb.millitm;
timezone = tm->tm_isdst*60 - tb.timezone;
#else
struct timeval tv;
struct timezone tz;
gettimeofday(&tv, &tz);
sec = (time_t)tv.tv_sec;
msec = tv.tv_usec / 1000;
#ifdef _SOLARIS
timezone = -altzone / 60;
#else
timezone = tm->tm_gmtoff / 60;
#endif
#endif
delay = param->time_start?((unsigned) ((sec - param->time_start))*1000 + msec) - param->msec_start : 0;
*buf = 0;
for(i=0, j=0; format[j] && i < 4040; j++){
if(format[j] == '%' && format[j+1]){
j++;
switch(format[j]){
case '%':
buf[i++] = '%';
break;
case 'y':
sprintf((char *)buf+i, "%.2d", tm->tm_year%100);
i+=2;
break;
case 'Y':
sprintf((char *)buf+i, "%.4d", tm->tm_year+1900);
i+=4;
break;
case 'm':
sprintf((char *)buf+i, "%.2d", tm->tm_mon+1);
i+=2;
break;
case 'o':
sprintf((char *)buf+i, "%s", months[tm->tm_mon]);
i+=3;
break;
case 'd':
sprintf((char *)buf+i, "%.2d", tm->tm_mday);
i+=2;
break;
case 'H':
sprintf((char *)buf+i, "%.2d", tm->tm_hour);
i+=2;
break;
case 'M':
sprintf((char *)buf+i, "%.2d", tm->tm_min);
i+=2;
break;
case 'S':
sprintf((char *)buf+i, "%.2d", tm->tm_sec);
i+=2;
break;
case 't':
sprintf((char *)buf+i, "%.10u", (unsigned)sec);
i+=10;
break;
case 'b':
i+=sprintf((char *)buf+i, "%u", delay?(unsigned)(param->statscli64 * 1000./delay):0);
break;
case 'B':
i+=sprintf((char *)buf+i, "%u", delay?(unsigned)(param->statssrv64 * 1000./delay):0);
break;
case 'D':
i+=sprintf((char *)buf+i, "%u", delay);
break;
case '.':
sprintf((char *)buf+i, "%.3u", msec);
i+=3;
break;
case 'z':
sprintf((char *)buf+i, "%+.2ld%.2u", timezone / 60, (unsigned)(timezone%60));
i+=5;
break;
case 'U':
if(param->username && *param->username){
for(len = 0; i< 4000 && param->username[len]; len++){
buf[i] = param->username[len];
if(param->srv->nonprintable && (buf[i] < 0x20 || strchr((char *)param->srv->nonprintable, buf[i]))) buf[i] = param->srv->replace;
if(doublec && strchr((char *)doublec, buf[i])) {
buf[i+1] = buf[i];
i++;
}
i++;
}
}
else {
buf[i++] = '-';
}
break;
case 'n':
len = param->hostname? (int)strlen((char *)param->hostname) : 0;
if (len > 0 && !strchr((char *)param->hostname, ':')) for(len = 0; param->hostname[len] && i < 4000; len++, i++){
buf[i] = param->hostname[len];
if(param->srv->nonprintable && (buf[i] < 0x20 || strchr((char *)param->srv->nonprintable, buf[i]))) buf[i] = param->srv->replace;
if(doublec && strchr((char *)doublec, buf[i])) {
buf[i+1] = buf[i];
i++;
}
}
else {
buf[i++] = '[';
i += myinet_ntop(*SAFAMILY(&param->req), SAADDR(&param->req), (char *)buf + i, 64);
buf[i++] = ']';
}
break;
case 'N':
if(param->service < 15) {
len = (conf.stringtable)? (int)strlen((char *)conf.stringtable[SERVICES + param->service]) : 0;
if(len > 20) len = 20;
memcpy(buf+i, (len)?conf.stringtable[SERVICES + param->service]:(unsigned char*)"-", (len)?len:1);
i += (len)?len:1;
}
break;
case 'E':
sprintf((char *)buf+i, "%.05d", param->res);
i += 5;
break;
case 'T':
if(s){
for(len = 0; i<4000 && s[len]; len++){
buf[i] = s[len];
if(param->srv->nonprintable && (buf[i] < 0x20 || strchr((char *)param->srv->nonprintable, buf[i]))) buf[i] = param->srv->replace;
if(doublec && strchr((char *)doublec, buf[i])) {
buf[i+1] = buf[i];
i++;
}
i++;
}
}
break;
case 'e':
i += myinet_ntop(*SAFAMILY(&param->sinsl), SAADDR(&param->sinsl), (char *)buf + i, 64);
break;
case 'i':
i += myinet_ntop(*SAFAMILY(&param->sincl), SAADDR(&param->sincl), (char *)buf + i, 64);
break;
case 'C':
i += myinet_ntop(*SAFAMILY(&param->sincr), SAADDR(&param->sincr), (char *)buf + i, 64);
break;
case 'R':
i += myinet_ntop(*SAFAMILY(&param->sinsr), SAADDR(&param->sinsr), (char *)buf + i, 64);
break;
case 'Q':
i += myinet_ntop(*SAFAMILY(&param->req), SAADDR(&param->req), (char *)buf + i, 64);
break;
case 'p':
sprintf((char *)buf+i, "%hu", ntohs(*SAPORT(&param->srv->intsa)));
i += (int)strlen((char *)buf+i);
break;
case 'c':
sprintf((char *)buf+i, "%hu", ntohs(*SAPORT(&param->sincr)));
i += (int)strlen((char *)buf+i);
break;
case 'r':
sprintf((char *)buf+i, "%hu", ntohs(*SAPORT(&param->sinsr)));
i += (int)strlen((char *)buf+i);
break;
case 'q':
sprintf((char *)buf+i, "%hu", ntohs(*SAPORT(&param->req)));
i += (int)strlen((char *)buf+i);
break;
case 'L':
sprintf((char *)buf+i, "%"PRINTF_INT64_MODIFIER"u", param->cycles);
i += (int)strlen((char *)buf+i);
break;
case 'I':
sprintf((char *)buf+i, "%"PRINTF_INT64_MODIFIER"u", param->statssrv64);
i += (int)strlen((char *)buf+i);
break;
case 'O':
sprintf((char *)buf+i, "%"PRINTF_INT64_MODIFIER"u", param->statscli64);
i += (int)strlen((char *)buf+i);
break;
case 'h':
sprintf((char *)buf+i, "%d", param->redirected);
i += (int)strlen((char *)buf+i);
break;
case '1':
case '2':
case '3':
case '4':
case '5':
case '6':
case '7':
case '8':
case '9':
{
int k, pmin=0, pmax=0;
for (k = j; isnumber(format[k]); k++);
if(format[k] == '-' && isnumber(format[k+1])){
pmin = atoi(format + j) - 1;
k++;
pmax = atoi(format + k) -1;
for (; isnumber(format[k]); k++);
j = k;
}
if(!s || format[k]!='T') break;
for(k = 0, len = 0; s[len] && i < 4000; len++){
if(isspace(s[len])){
k++;
while(isspace(s[len+1]))len++;
if(k == pmin) continue;
}
if(k>=pmin && k<=pmax) {
buf[i] = s[len];
if(param->srv->nonprintable && (buf[i] < 0x20 || strchr((char *)param->srv->nonprintable, buf[i]))) buf[i] = param->srv->replace;
if(doublec && strchr((char *)doublec, buf[i])) {
buf[i+1] = buf[i];
i++;
}
i++;
}
}
break;
}
default:
buf[i++] = format[j];
}
}
else buf[i++] = format[j];
}
buf[i] = 0;
return i;
}
int dobuf(struct clientparam * param, unsigned char * buf, const unsigned char *s, const unsigned char * doublec){
struct tm* tm;
int i;
char * format;
time_t t;
time(&t);
if(!param) return 0;
if(param->trafcountfunc)(*param->trafcountfunc)(param);
format = param->srv->logformat?(char *)param->srv->logformat : DEFLOGFORMAT;
tm = (*format == 'G' || *format == 'g')?
gmtime(&t) : localtime(&t);
i = dobuf2(param, buf, s, doublec, tm, format + 1);
clearstat(param);
return i;
}
void lognone(struct clientparam * param, const unsigned char *s) {
if(param->trafcountfunc)(*param->trafcountfunc)(param);
clearstat(param);
}
void logstdout(struct clientparam * param, const unsigned char *s) {
FILE *log;
unsigned char tmpbuf[8192];
dobuf(param, tmpbuf, s, NULL);
log = param->srv->stdlog?param->srv->stdlog:conf.stdlog?conf.stdlog:stdout;
if(!param->nolog)if(fprintf(log, "%s\n", tmpbuf) < 0) {
perror("printf()");
};
if(log != conf.stdlog)fflush(log);
}
#ifndef _WIN32
void logsyslog(struct clientparam * param, const unsigned char *s) {
unsigned char tmpbuf[8192];
dobuf(param, tmpbuf, s, NULL);
if(!param->nolog)syslog(LOG_INFO, "%s", tmpbuf);
}
#endif
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