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/* A testing tool that just emits a number of
* messages to the system log socket.
*
* Options
*
* -s severity (0..7 accoding to syslog spec, r "rolling", default 6)
* -m number of messages to generate (default 500)
* -C liblognorm-stdlog channel description
* -f message format to use
*
* Part of the testbench for rsyslog.
*
* Copyright 2010-2018 Rainer Gerhards and Adiscon GmbH.
*
* This file is part of rsyslog.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
* -or-
* see COPYING.ASL20 in the source distribution
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <config.h>
#include <stdio.h>
#include <stdlib.h>
#if defined(_AIX)
#include <unistd.h>
#else
#include <getopt.h>
#endif
#include <errno.h>
#include <string.h>
#include <syslog.h>
#ifdef HAVE_LIBLOGGING_STDLOG
#include <liblogging/stdlog.h>
#endif
static enum { FMT_NATIVE, FMT_SYSLOG_INJECT_L, FMT_SYSLOG_INJECT_C
} fmt = FMT_NATIVE;
static void usage(void)
{
fprintf(stderr, "usage: syslog_caller num-messages\n");
exit(1);
}
#ifdef HAVE_LIBLOGGING_STDLOG
/* buffer must be large "enough" [4K?] */
static void
genMsg(char *buf, const int sev, const int iRun)
{
switch(fmt) {
case FMT_NATIVE:
sprintf(buf, "test message nbr %d, severity=%d", iRun, sev);
break;
case FMT_SYSLOG_INJECT_L:
sprintf(buf, "test\n");
break;
case FMT_SYSLOG_INJECT_C:
sprintf(buf, "test 1\t2");
break;
}
}
#endif
int main(int argc, char *argv[])
{
int i;
int opt;
int bRollingSev = 0;
int sev = 6;
int msgs = 500;
#ifdef HAVE_LIBLOGGING_STDLOG
stdlog_channel_t logchan = NULL;
const char *chandesc = "syslog:";
char msgbuf[4096];
#endif
#ifdef HAVE_LIBLOGGING_STDLOG
stdlog_init(STDLOG_USE_DFLT_OPTS);
while((opt = getopt(argc, argv, "m:s:C:f:")) != -1) {
#else
while((opt = getopt(argc, argv, "m:s:")) != -1) {
#endif
switch (opt) {
case 's': if(*optarg == 'r') {
bRollingSev = 1;
sev = 0;
} else
#ifdef HAVE_LIBLOGGING_STDLOG
sev = atoi(optarg) % 8;
#else
sev = atoi(optarg);
#endif
break;
case 'm': msgs = atoi(optarg);
break;
#ifdef HAVE_LIBLOGGING_STDLOG
case 'C': chandesc = optarg;
break;
case 'f': if(!strcmp(optarg, "syslog_inject-l"))
fmt = FMT_SYSLOG_INJECT_L;
else if(!strcmp(optarg, "syslog_inject-c"))
fmt = FMT_SYSLOG_INJECT_C;
else
usage();
break;
#endif
default: usage();
#ifdef HAVE_LIBLOGGING_STDLOG
exit(1);
#endif
break;
}
}
#ifdef HAVE_LIBLOGGING_STDLOG
if((logchan = stdlog_open(argv[0], 0, STDLOG_LOCAL1, chandesc)) == NULL) {
fprintf(stderr, "error opening logchannel '%s': %s\n",
chandesc, strerror(errno));
exit(1);
}
#endif
for(i = 0 ; i < msgs ; ++i) {
#ifdef HAVE_LIBLOGGING_STDLOG
genMsg(msgbuf, sev, i);
if(stdlog_log(logchan, sev, "%s", msgbuf) != 0) {
perror("error writing log record");
exit(1);
}
#else
syslog(sev % 8, "test message nbr %d, severity=%d", i, sev % 8);
#endif
if(bRollingSev)
#ifdef HAVE_LIBLOGGING_STDLOG
sev = (sev + 1) % 8;
#else
sev++;
#endif
}
return(0);
}
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