diff options
-rw-r--r-- | Makefile | 3 | ||||
-rw-r--r-- | debug.c | 26 | ||||
-rw-r--r-- | debug.h | 2 | ||||
-rw-r--r-- | debug_syslog.c | 130 | ||||
-rw-r--r-- | debug_syslog.h | 37 | ||||
-rw-r--r-- | main.c | 14 |
6 files changed, 203 insertions, 9 deletions
@@ -1,5 +1,4 @@ include Makefile.files all: - gcc ${DEBUG_SOURCES} main.c -o debug -DWITH_DBG_FILTER -# -DWITH_DBG_MUTEX
\ No newline at end of file + gcc ${DEBUG_SOURCES} main.c debug_syslog.c -o debug -DWITH_DBG_SYSLOG -DWITH_DBG_FILTER @@ -52,6 +52,10 @@ struct { #endif int fd; int file_fd; +#ifdef WITH_DBG_SYSLOG + const char* syslog_host; + int syslog_port; +#endif } dbg_config = { .flags = DBG_FLAG_DEFAULT, .fd = -1, .file_fd = -1 }; static void dbg_mutex_init() @@ -118,6 +122,14 @@ dbg_status_t dbg_init(unsigned int flags, ...) dbg_config.file_fd = open(filename, O_CREAT | O_RDWR, 0777); } break; +#ifdef WITH_DBG_SYSLOG + case DBG_OPTION_SYSLOG_PORT: + dbg_config.syslog_port = va_arg(vl, int); + break; + case DBG_OPTION_SYSLOG_HOST: + dbg_config.syslog_host = (const char*)va_arg(vl, char*); + break; +#endif #ifdef WITH_DBG_FILTER case DBG_OPTION_FILTER: dbg_filter_parse((const char*)va_arg(vl, char*)); @@ -132,6 +144,12 @@ dbg_status_t dbg_init(unsigned int flags, ...) dbg_mutex_init(); +#ifdef WITH_DBG_SYSLOG + if(dbg_config.flags & DBG_FLAG_OUTPUT_TO_SYSLOG) { + dbg_syslog_init(dbg_config.syslog_host, dbg_config.syslog_port); + } +#endif + err: va_end(vl); @@ -144,6 +162,10 @@ void dbg_close() if(dbg_config.file_fd != -1) close(dbg_config.file_fd); } +#ifdef WITH_DBG_SYSLOG + dbg_syslog_close(); +#endif + dbg_mutex_close(); } @@ -232,6 +254,10 @@ int __debug(const char *func, const int line, dbg_output_fd(dbg_config.file_fd, buf); } + if(dbg_config.flags & DBG_FLAG_OUTPUT_TO_SYSLOG) { + dbg_syslog_output(buf); + } + done: dbg_mutex_unlock(); @@ -46,7 +46,7 @@ enum DBG_FLAG { DBG_FLAG_OUTPUT_TO_FD = 0x00040000, DBG_FLAG_OUTPUT_TO_FILE = 0x00080000, #ifdef WITH_DBG_SYSLOG - DBG_FLAG_OUTPUT_TO_SYSLOG = 0x000f0000, + DBG_FLAG_OUTPUT_TO_SYSLOG = 0x00100000, #endif // Default value of flags diff --git a/debug_syslog.c b/debug_syslog.c new file mode 100644 index 0000000..fb7ab2f --- /dev/null +++ b/debug_syslog.c @@ -0,0 +1,130 @@ +/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* vim: set et sw=2 ts=2: */ +/*************************************************************************** + * debug_syslog.c + * + * Fri Dec 7 14:24:54 CET 2012 + * Copyright 2012 Jonas Suhr Christensen + * jsc@umbraculum.org + ****************************************************************************/ + +/* + * This file is part of Debug Module. + * + * Debug Module 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. + * + * Debug Module 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 Debug Module; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. + */ +#include "debug_syslog.h" + +#define _GNU_SOURCE + +#include <stdio.h> +#include <string.h> +#include <time.h> + +#include <sys/socket.h> +#include <arpa/inet.h> +#include <unistd.h> +#include <netinet/in.h> +#include <errno.h> + +#define SYSLOG_MSGLEN 1024 +#define SYSLOG_PRILEN 5 +#define SYSLOG_TIMELEN 32 +#define SYSLOG_TAGLEN 32 +#define SYSLOG_CONTENTLEN SYSLOG_MSGLEN - SYSLOG_PRILEN - SYSLOG_TIMELEN - SYSLOG_TAGLEN +//#define SYSLOG_CONTENTLEN SYSLOG_MSGLEN - SYSLOG_PRILEN - SYSLOG_TAGLEN - SYSLOG_HEADERLEN -1 + + +static int dbg_syslog_sock; +static struct sockaddr_in dbg_syslog_sockaddr; + +void dbg_syslog_init(const char* host, int port) +{ + printf("Initializing syslog module remote %s:%d\n", host, port); + if ( (dbg_syslog_sock = socket(PF_INET, SOCK_DGRAM, IPPROTO_UDP)) < 0) { + fprintf(stderr, "Failed to create socket\n"); + return; + } + memset(&dbg_syslog_sockaddr, 0, sizeof(dbg_syslog_sockaddr)); + dbg_syslog_sockaddr.sin_family = AF_INET; + dbg_syslog_sockaddr.sin_addr.s_addr = inet_addr(host); + dbg_syslog_sockaddr.sin_port = htons(port); +} + +void dbg_syslog_createheader() { + const time_t rawtime = time(NULL); + struct tm time; + localtime_r(&rawtime, &time); + char timebuf[256]; + strftime(timebuf, 256, "%b %e %H:%M:%S ", &time); + + char bufpri[SYSLOG_PRILEN] = "<20>"; + char buftag[SYSLOG_TAGLEN] = "PROGRAM[PID]: "; + +} + +void dbg_syslog_output(char* msg) +{ + if(dbg_syslog_sock < 0) return; + + const time_t rawtime = time(NULL); + struct tm time; + localtime_r(&rawtime, &time); + char buftime[SYSLOG_TIMELEN]; + strftime(buftime, SYSLOG_TIMELEN, "%b %e %H:%M:%S ", &time); + + char bufpri[SYSLOG_PRILEN] = "<20>"; + char buftag[SYSLOG_TAGLEN] = "PROGRAM[PID]: "; + + char buf[SYSLOG_MSGLEN]; + memset(buf, 0, sizeof(buf)); + strncat(buf, bufpri, SYSLOG_PRILEN); + strncat(buf, buftime, SYSLOG_TIMELEN); + strncat(buf, buftag, SYSLOG_TAGLEN); + strncat(buf, msg, SYSLOG_CONTENTLEN); + strcat(buf, "\n"); + + + printf("Sending to syslog: %s\n", buf); + int buf_len = strlen(buf); + if((sendto(dbg_syslog_sock, buf, buf_len, 0, (struct sockaddr *) &dbg_syslog_sockaddr, + sizeof(dbg_syslog_sockaddr))) != buf_len) { + fprintf(stderr, "Failed to send message successfully: %s\n", strerror(errno)); + } +} + +void dbg_syslog_close() { + printf("Closing syslog module\n"); + if(dbg_syslog_sock < 0) return; + close(dbg_syslog_sock); +} + +#ifdef TEST_DEBUG_SYSLOG +//Additional dependency files +//deps: +//Required cflags (autoconf vars may be used) +//cflags: +//Required link options (autoconf vars may be used) +//libs: +#include "test.h" + +TEST_BEGIN; + +// TODO: Put some testcode here (see test.h for usable macros). +TEST_TRUE(false, "No tests yet!"); + +TEST_END; + +#endif/*TEST_DEBUG_SYSLOG*/ diff --git a/debug_syslog.h b/debug_syslog.h new file mode 100644 index 0000000..ab26b6c --- /dev/null +++ b/debug_syslog.h @@ -0,0 +1,37 @@ +/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* vim: set et sw=2 ts=2: */ +/*************************************************************************** + * debug_syslog.h + * + * Fri Dec 7 14:24:54 CET 2012 + * Copyright 2012 Jonas Suhr Christensen + * jsc@umbraculum.org + ****************************************************************************/ + +/* + * This file is part of Debug Module. + * + * Debug Module 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. + * + * Debug Module 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 Debug Module; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. + */ +#ifndef __DEBUG_MODULE_DEBUG_SYSLOG_H__ +#define __DEBUG_MODULE_DEBUG_SYSLOG_H__ + +void dbg_syslog_init(const char* host, int port); + +void dbg_syslog_output(char* msg); + +void dbg_syslog_close(); + +#endif/*__DEBUG_MODULE_DEBUG_SYSLOG_H__*/ @@ -44,14 +44,18 @@ int main(int argc, char *argv[]) dbg_status_t status = dbg_init(//DBG_FLAG_USE_MUTEX | //DBG_FLAG_OUTPUT_TO_FILE | //DBG_FLAG_OUTPUT_TO_FD | - DBG_FLAG_OUTPUT_TO_STDOUT | +// DBG_FLAG_OUTPUT_TO_STDOUT | + DBG_FLAG_OUTPUT_TO_SYSLOG | //DBG_FLAG_OUTPUT_TO_STDERR | DBG_FLAG_USE_FILTER | 0, //DBG_OPTION_FD, fd, - //DBG_OPTION_FILENAME, "/tmp/my2.log", - DBG_OPTION_FILTER, "-all,+foo", - +// DBG_OPTION_FILENAME, "", + DBG_OPTION_SYSLOG_HOST, + "127.0.0.1", + DBG_OPTION_SYSLOG_PORT, + 514, + DBG_OPTION_FILTER, "+all", DBG_OPTION_END); if(status != DBG_STATUS_OK) { @@ -67,7 +71,5 @@ int main(int argc, char *argv[]) dbg_close(); - //close(fd); - return 0; } |