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MCOL-1085 Add crash dump to daemons

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This patch adds an automated crash dump which logs in
/var/log/mariadb/columnstore/trace/ when one of the ColumnStore daemons
crashes.
This commit is contained in:
Andrew Hutchings
2018-01-03 09:20:09 +00:00
parent 3924d1a443
commit c31c836352
22 changed files with 192 additions and 15 deletions
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51
utils/common/crashtrace.cpp Normal file
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/* Copyright (C) 2018 MariaDB Corporaton
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; version 2 of
the License.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
MA 02110-1301, USA. */
#include <execinfo.h>
#include <errno.h>
#include <cstdio>
#include <ctime>
#include <cstring>
#include <signal.h>
#include <sys/types.h>
#include <unistd.h>
void fatalHandler(int sig)
{
char filename[128];
void* addrs[128];
snprintf(filename, 128, "/var/log/mariadb/columnstore/trace/%s.%d.log", program_invocation_short_name, getpid());
FILE* logfile = fopen(filename, "w");
char s[30];
struct tm tim;
time_t now;
now = time(NULL);
tim = *(localtime(&now));
strftime(s,30,"%F %T",&tim);
fprintf(logfile, "Date/time: %s\n", s);
fprintf(logfile, "Signal: %d\n\n", sig);
fflush(logfile);
int fd = fileno(logfile);
int count = backtrace(addrs, sizeof(addrs) / sizeof(addrs[0]));
backtrace_symbols_fd(addrs, count, fd);
fclose(logfile);
struct sigaction sigact;
memset(&sigact, 0, sizeof(sigact));
sigact.sa_handler = SIG_DFL;
sigaction(sig, &sigact, NULL);
raise(sig);
}

18
utils/common/crashtrace.h Normal file
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/* Copyright (C) 2018 MariaDB Corporaton
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; version 2 of
the License.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
MA 02110-1301, USA. */
void fatalHandler(int sig);