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libvirt/tests/virlogtest.c
Daniel P. Berrange 5787f0b95e Fix flaw in detecting log format
The log message regex has been

[0-9]{4}-[0-9]{2}-[0-9]{2} [0-9]{2}:[0-9]{2}:[0-9]{2}\.[0-9]{3}\+[0-9]{4}: [0-9]+: debug|info|warning|error :

The precedence of '|' is high though, so this is equivalent to matching

   [0-9]{4}-[0-9]{2}-[0-9]{2} [0-9]{2}:[0-9]{2}:[0-9]{2}\.[0-9]{3}\+[0-9]{4}: [0-9]+: debug

Or

   info

Or

   warning

Or

   error :

Which is clearly not what it should have done. This caused the code to
skip over things which are not log messages. The solution is to simply
add brackets.

A test case is also added to validate correctness.

Signed-off-by: Daniel P. Berrange <berrange@redhat.com>
2013-10-14 10:31:01 +01:00

68 lines
2.0 KiB
C

/*
* Copyright (C) 2013 Red Hat, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library. If not, see
* <http://www.gnu.org/licenses/>.
*
*/
#include <config.h>
#include "testutils.h"
#include "virlog.h"
struct testLogMatchData {
const char *str;
bool res;
};
static int
testLogMatch(const void *opaque)
{
const struct testLogMatchData *data = opaque;
bool got = virLogProbablyLogMessage(data->str);
if (got != data->res) {
fprintf(stderr, "Expected '%d' but got '%d' for '%s'\n",
data->res, got, data->str);
return -1;
}
return 0;
}
static int
mymain(void)
{
int ret = 0;
#define TEST_LOG_MATCH(str, res) \
do { \
struct testLogMatchData data = { \
str, res \
}; \
if (virtTestRun("testLogMatch " # str, testLogMatch, &data) < 0) \
ret = -1; \
} while (0)
TEST_LOG_MATCH("2013-10-11 15:43:43.866+0000: 28302: info : libvirt version: 1.1.3", true);
TEST_LOG_MATCH("libvirt: error : cannot execute binary /usr/libexec/libvirt_lxc: No such file or directory", false);
return ret;
}
VIRT_TEST_MAIN(mymain)