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f52c7ea9d0
For now this daemon simply dumps all syslog messages into seperate log files and doesn't do much parsing. Since the messages are readable ASCII anyway, this should not be to much of a problem and sufficient for debugging. Signed-off-by: David Oberhollenzer <david.oberhollenzer@tele2.at>
69 lines
1.5 KiB
C
69 lines
1.5 KiB
C
/* SPDX-License-Identifier: GPL-3.0-or-later */
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/*
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* Copyright (C) 2018 - David Oberhollenzer
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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#include <stdlib.h>
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#include <unistd.h>
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#include <string.h>
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#include <stdarg.h>
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#include <stdio.h>
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#include <fcntl.h>
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#include "logfile.h"
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logfile_t *logfile_create(const char *name)
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{
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logfile_t *file;
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file = calloc(1, sizeof(*file) + strlen(name) + 1);
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if (file == NULL) {
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perror("calloc");
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return NULL;
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}
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strcpy(file->name, name);
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file->fd = open(file->name, O_WRONLY | O_CREAT, 0640);
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if (file->fd < 0)
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goto fail;
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if (lseek(file->fd, 0, SEEK_END))
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goto fail;
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return file;
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fail:
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perror(file->name);
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free(file);
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return NULL;
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}
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void logfile_destroy(logfile_t *file)
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{
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close(file->fd);
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free(file);
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}
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void logfile_write(logfile_t *file, const char *format, ...)
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{
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va_list ap;
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va_start(ap, format);
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vdprintf(file->fd, format, ap);
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va_end(ap);
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fsync(file->fd);
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}
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