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/*
* Copyright (C) 2019 Cong Wang <xiyou.wangcong@gmail.com>
*
* 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; either version 2 of the License, or
* (at your option) any later version.
*
* 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
*/
#define _GNU_SOURCE
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <traceevent/kbuffer.h>
#include "ras-devlink-handler.h"
#include "ras-record.h"
#include "ras-logger.h"
#include "ras-report.h"
int ras_net_xmit_timeout_handler(struct trace_seq *s,
struct tep_record *record,
struct tep_event *event, void *context)
{
unsigned long long val;
int len;
struct ras_events *ras = context;
time_t now;
struct tm *tm;
struct devlink_event ev;
if (ras->use_uptime)
now = record->ts / user_hz + ras->uptime_diff;
else
now = time(NULL);
tm = localtime(&now);
if (tm)
strftime(ev.timestamp, sizeof(ev.timestamp),
"%Y-%m-%d %H:%M:%S %z", tm);
trace_seq_printf(s, "%s ", ev.timestamp);
ev.bus_name = "";
ev.reporter_name = "";
ev.dev_name = tep_get_field_raw(s, event, "name",
record, &len, 1);
if (!ev.dev_name)
return -1;
ev.driver_name = tep_get_field_raw(s, event, "driver",
record, &len, 1);
if (!ev.driver_name)
return -1;
if (tep_get_field_val(s, event, "queue_index", record, &val, 1) < 0)
return -1;
if (asprintf(&ev.msg, "TX timeout on queue: %d\n", (int)val) < 0)
return -1;
/* Insert data into the SGBD */
#ifdef HAVE_SQLITE3
ras_store_devlink_event(ras, &ev);
#endif
#ifdef HAVE_ABRT_REPORT
/* Report event to ABRT */
ras_report_devlink_event(ras, &ev);
#endif
free(ev.msg);
return 0;
}
int ras_devlink_event_handler(struct trace_seq *s,
struct tep_record *record,
struct tep_event *event, void *context)
{
int len;
struct ras_events *ras = context;
time_t now;
struct tm *tm;
struct devlink_event ev;
if (ras->filters[DEVLINK_EVENT] &&
tep_filter_match(ras->filters[DEVLINK_EVENT], record) == FILTER_MATCH)
return 0;
/*
* Newer kernels (3.10-rc1 or upper) provide an uptime clock.
* On previous kernels, the way to properly generate an event would
* be to inject a fake one, measure its timestamp and diff it against
* gettimeofday. We won't do it here. Instead, let's use uptime,
* falling-back to the event report's time, if "uptime" clock is
* not available (legacy kernels).
*/
if (ras->use_uptime)
now = record->ts / user_hz + ras->uptime_diff;
else
now = time(NULL);
tm = localtime(&now);
if (tm)
strftime(ev.timestamp, sizeof(ev.timestamp),
"%Y-%m-%d %H:%M:%S %z", tm);
trace_seq_printf(s, "%s ", ev.timestamp);
ev.bus_name = tep_get_field_raw(s, event, "bus_name",
record, &len, 1);
if (!ev.bus_name)
return -1;
ev.dev_name = tep_get_field_raw(s, event, "dev_name",
record, &len, 1);
if (!ev.dev_name)
return -1;
ev.driver_name = tep_get_field_raw(s, event, "driver_name",
record, &len, 1);
if (!ev.driver_name)
return -1;
ev.reporter_name = tep_get_field_raw(s, event, "reporter_name",
record, &len, 1);
if (!ev.reporter_name)
return -1;
ev.msg = tep_get_field_raw(s, event, "msg", record, &len, 1);
if (!ev.msg)
return -1;
/* Insert data into the SGBD */
#ifdef HAVE_SQLITE3
ras_store_devlink_event(ras, &ev);
#endif
#ifdef HAVE_ABRT_REPORT
/* Report event to ABRT */
ras_report_devlink_event(ras, &ev);
#endif
return 0;
}
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