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https://git.proxmox.com/git/mirror_corosync-qdevice
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9a1955a7d6
Used the code from corosync master (31ddba64a2726bcedf81eb84df2e2da4846832f7) Signed-off-by: Jan Friesse <jfriesse@redhat.com>
97 lines
3.2 KiB
C
97 lines
3.2 KiB
C
/*
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* Copyright (c) 2015-2017 Red Hat, Inc.
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*
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* All rights reserved.
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*
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* Author: Jan Friesse (jfriesse@redhat.com)
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*
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* This software licensed under BSD license, the text of which follows:
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* - Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* - Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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* - Neither the name of the Red Hat, Inc. nor the names of its
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* contributors may be used to endorse or promote products derived from this
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* software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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* THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <stdarg.h>
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#include <stdlib.h>
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#include <syslog.h>
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#include "dynar.h"
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#include "dynar-str.h"
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#include "qdevice-heuristics-io.h"
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#include "qdevice-heuristics-worker.h"
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#include "qdevice-heuristics-worker-log.h"
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static int
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qdevice_heuristics_worker_log_remove_newlines(struct dynar *str)
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{
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size_t len;
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size_t zi;
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char *buf;
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len = dynar_size(str);
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buf = dynar_data(str);
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for (zi = 0; zi < len ; zi++) {
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if (buf[zi] == '\n' || buf[zi] == '\r') {
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buf[zi] = ' ';
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}
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}
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return (0);
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}
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void
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qdevice_heuristics_worker_log_printf(struct qdevice_heuristics_worker_instance *instance,
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int priority, const char *format, ...)
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{
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va_list ap;
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va_list ap_copy;
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va_start(ap, format);
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if (dynar_str_cpy(&instance->log_out_buffer, "") != -1 &&
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dynar_str_catf(&instance->log_out_buffer, "%u ", priority) != -1 &&
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dynar_str_vcatf(&instance->log_out_buffer, format, ap) != -1 &&
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qdevice_heuristics_worker_log_remove_newlines(&instance->log_out_buffer) != -1 &&
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dynar_str_cat(&instance->log_out_buffer, "\n") != -1) {
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/*
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* It was possible to log everything
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*/
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(void)qdevice_heuristics_io_blocking_write(QDEVICE_HEURISTICS_WORKER_LOG_OUT_FD,
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dynar_data(&instance->log_out_buffer), dynar_size(&instance->log_out_buffer));
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} else {
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/*
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* As a fallback try to log to syslog
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*/
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va_copy(ap_copy, ap);
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openlog("qdevice_heuristics_worker", LOG_PID, LOG_DAEMON);
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syslog(LOG_ERR, "Log entry sent to syslog instead of parent process");
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vsyslog(priority, format, ap_copy);
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closelog();
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va_end(ap_copy);
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}
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va_end(ap);
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}
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