1998-01-29 00:44:16 +00:00
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/*-
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* Copyright (c) 1997 Brian Somers <brian@Awfulhak.org>
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* All rights reserved.
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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
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* 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 AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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1998-05-01 19:26:12 +00:00
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* $Id: log.c,v 1.25.2.12 1998/04/30 23:53:45 brian Exp $
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1998-01-29 00:44:16 +00:00
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*/
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1998-04-07 00:54:26 +00:00
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#include <sys/types.h>
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1998-01-29 00:44:16 +00:00
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#include <stdarg.h>
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#include <stdio.h>
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1998-04-03 19:26:02 +00:00
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#include <string.h>
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1998-01-29 00:44:16 +00:00
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#include <syslog.h>
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1998-02-10 03:23:50 +00:00
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#include <termios.h>
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1998-01-29 00:44:16 +00:00
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#include "command.h"
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#include "mbuf.h"
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#include "log.h"
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1998-02-10 03:23:50 +00:00
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#include "descriptor.h"
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#include "prompt.h"
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1998-01-29 00:44:16 +00:00
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static const char *LogNames[] = {
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"Async",
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"CCP",
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"Chat",
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"Command",
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"Connect",
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"Debug",
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1998-04-30 23:53:56 +00:00
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"Timer",
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1998-01-29 00:44:16 +00:00
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"HDLC",
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"ID0",
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"IPCP",
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"LCP",
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"LQM",
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"Phase",
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"TCP/IP",
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"Tun",
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"Warning",
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"Error",
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"Alert"
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};
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#define MSK(n) (1<<((n)-1))
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1998-04-24 19:15:48 +00:00
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static u_long LogMask = MSK(LogPHASE);
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1998-01-29 00:44:16 +00:00
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static u_long LogMaskLocal = MSK(LogERROR) | MSK(LogALERT) | MSK(LogWARN);
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static int LogTunno = -1;
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1998-04-03 19:26:02 +00:00
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static struct prompt *logprompt; /* Where to log local stuff */
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void
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log_RegisterPrompt(struct prompt *prompt)
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{
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if (prompt) {
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prompt->lognext = logprompt;
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logprompt = prompt;
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LogMaskLocal |= prompt->logmask;
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}
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}
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1998-04-03 19:26:40 +00:00
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static void
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LogSetMaskLocal(void)
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{
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struct prompt *p;
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LogMaskLocal = MSK(LogERROR) | MSK(LogALERT) | MSK(LogWARN);
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for (p = logprompt; p; p = p->lognext)
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LogMaskLocal |= p->logmask;
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}
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1998-04-03 19:26:02 +00:00
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void
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log_UnRegisterPrompt(struct prompt *prompt)
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{
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if (prompt) {
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struct prompt **p;
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1998-04-03 19:26:40 +00:00
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for (p = &logprompt; *p; p = &(*p)->lognext)
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1998-04-03 19:26:02 +00:00
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if (*p == prompt) {
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1998-04-03 19:26:40 +00:00
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*p = prompt->lognext;
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1998-04-03 19:26:02 +00:00
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prompt->lognext = NULL;
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1998-04-03 19:26:40 +00:00
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break;
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1998-04-03 19:26:02 +00:00
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}
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1998-04-03 19:26:40 +00:00
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LogSetMaskLocal();
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1998-04-03 19:26:02 +00:00
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}
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}
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1998-01-29 00:44:16 +00:00
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static int
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syslogLevel(int lev)
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{
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switch (lev) {
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1998-04-30 23:53:56 +00:00
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case LogDEBUG:
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case LogTIMER:
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return LOG_DEBUG;
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1998-01-29 00:44:16 +00:00
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case LogWARN:
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return LOG_WARNING;
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case LogERROR:
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return LOG_ERR;
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case LogALERT:
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return LOG_ALERT;
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}
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return lev >= LogMIN && lev <= LogMAX ? LOG_INFO : 0;
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}
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const char *
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1998-05-01 19:26:12 +00:00
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log_Name(int id)
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1998-01-29 00:44:16 +00:00
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{
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return id < LogMIN || id > LogMAX ? "Unknown" : LogNames[id - 1];
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}
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void
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1998-05-01 19:26:12 +00:00
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log_Keep(int id)
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1998-01-29 00:44:16 +00:00
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{
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if (id >= LogMIN && id <= LogMAXCONF)
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LogMask |= MSK(id);
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}
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void
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1998-05-01 19:26:12 +00:00
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log_KeepLocal(int id, u_long *mask)
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1998-01-29 00:44:16 +00:00
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{
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1998-04-03 19:26:02 +00:00
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if (id >= LogMIN && id <= LogMAXCONF) {
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1998-01-29 00:44:16 +00:00
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LogMaskLocal |= MSK(id);
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1998-04-03 19:26:02 +00:00
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*mask |= MSK(id);
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}
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1998-01-29 00:44:16 +00:00
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}
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void
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1998-05-01 19:26:12 +00:00
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log_Discard(int id)
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1998-01-29 00:44:16 +00:00
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{
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if (id >= LogMIN && id <= LogMAXCONF)
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LogMask &= ~MSK(id);
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}
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void
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1998-05-01 19:26:12 +00:00
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log_DiscardLocal(int id, u_long *mask)
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1998-01-29 00:44:16 +00:00
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{
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1998-04-03 19:26:02 +00:00
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if (id >= LogMIN && id <= LogMAXCONF) {
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*mask &= ~MSK(id);
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1998-04-03 19:26:40 +00:00
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LogSetMaskLocal();
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1998-04-03 19:26:02 +00:00
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}
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1998-01-29 00:44:16 +00:00
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}
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void
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1998-05-01 19:26:12 +00:00
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log_DiscardAll()
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1998-01-29 00:44:16 +00:00
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{
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LogMask = 0;
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}
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void
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1998-05-01 19:26:12 +00:00
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log_DiscardAllLocal(u_long *mask)
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1998-01-29 00:44:16 +00:00
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{
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1998-04-03 19:26:40 +00:00
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*mask = MSK(LogERROR) | MSK(LogALERT) | MSK(LogWARN);
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LogSetMaskLocal();
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1998-01-29 00:44:16 +00:00
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}
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int
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1998-05-01 19:26:12 +00:00
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log_IsKept(int id)
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1998-01-29 00:44:16 +00:00
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{
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if (id < LogMIN || id > LogMAX)
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return 0;
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if (id > LogMAXCONF)
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return LOG_KEPT_LOCAL | LOG_KEPT_SYSLOG;
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return ((LogMaskLocal & MSK(id)) ? LOG_KEPT_LOCAL : 0) |
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((LogMask & MSK(id)) ? LOG_KEPT_SYSLOG : 0);
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}
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1998-04-03 19:26:02 +00:00
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int
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1998-05-01 19:26:12 +00:00
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log_IsKeptLocal(int id, u_long mask)
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1998-04-03 19:26:02 +00:00
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{
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if (id < LogMIN || id > LogMAX)
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return 0;
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if (id > LogMAXCONF)
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return LOG_KEPT_LOCAL | LOG_KEPT_SYSLOG;
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return ((mask & MSK(id)) ? LOG_KEPT_LOCAL : 0) |
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((LogMask & MSK(id)) ? LOG_KEPT_SYSLOG : 0);
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}
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1998-01-29 00:44:16 +00:00
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void
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1998-05-01 19:26:12 +00:00
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log_Open(const char *Name)
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1998-01-29 00:44:16 +00:00
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{
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openlog(Name, LOG_PID, LOG_DAEMON);
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}
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void
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1998-05-01 19:26:12 +00:00
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log_SetTun(int tunno)
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1998-01-29 00:44:16 +00:00
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{
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LogTunno = tunno;
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}
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void
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1998-05-01 19:26:12 +00:00
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log_Close()
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1998-01-29 00:44:16 +00:00
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{
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closelog();
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LogTunno = -1;
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}
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void
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1998-05-01 19:26:12 +00:00
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log_Printf(int lev, const char *fmt,...)
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1998-01-29 00:44:16 +00:00
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{
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va_list ap;
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1998-04-03 19:26:02 +00:00
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struct prompt *prompt;
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1998-01-29 00:44:16 +00:00
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va_start(ap, fmt);
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1998-05-01 19:26:12 +00:00
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if (log_IsKept(lev)) {
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1998-01-29 00:44:16 +00:00
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static char nfmt[200];
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1998-05-01 19:26:12 +00:00
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if ((log_IsKept(lev) & LOG_KEPT_LOCAL) && logprompt) {
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if ((log_IsKept(LogTUN) & LOG_KEPT_LOCAL) && LogTunno != -1)
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1998-01-29 00:44:16 +00:00
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snprintf(nfmt, sizeof nfmt, "tun%d: %s: %s",
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1998-05-01 19:26:12 +00:00
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LogTunno, log_Name(lev), fmt);
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1998-01-29 00:44:16 +00:00
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else
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1998-05-01 19:26:12 +00:00
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snprintf(nfmt, sizeof nfmt, "%s: %s", log_Name(lev), fmt);
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1998-04-03 19:26:02 +00:00
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for (prompt = logprompt; prompt; prompt = prompt->lognext)
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if (lev > LogMAXCONF || (prompt->logmask & MSK(lev)))
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prompt_vPrintf(prompt, nfmt, ap);
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1998-01-29 00:44:16 +00:00
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}
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1998-05-01 19:26:12 +00:00
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if ((log_IsKept(lev) & LOG_KEPT_SYSLOG) && (lev != LogWARN || !logprompt)) {
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if ((log_IsKept(LogTUN) & LOG_KEPT_SYSLOG) && LogTunno != -1)
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1998-01-29 00:44:16 +00:00
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snprintf(nfmt, sizeof nfmt, "tun%d: %s: %s",
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1998-05-01 19:26:12 +00:00
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LogTunno, log_Name(lev), fmt);
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1998-01-29 00:44:16 +00:00
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else
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1998-05-01 19:26:12 +00:00
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snprintf(nfmt, sizeof nfmt, "%s: %s", log_Name(lev), fmt);
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1998-01-29 00:44:16 +00:00
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vsyslog(syslogLevel(lev), nfmt, ap);
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}
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}
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va_end(ap);
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}
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void
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1998-05-01 19:26:12 +00:00
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log_DumpBp(int lev, const char *hdr, const struct mbuf * bp)
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1998-01-29 00:44:16 +00:00
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{
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1998-05-01 19:26:12 +00:00
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if (log_IsKept(lev)) {
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1998-01-29 00:44:16 +00:00
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char buf[50];
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char *b;
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u_char *ptr;
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int f;
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if (hdr && *hdr)
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1998-05-01 19:26:12 +00:00
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log_Printf(lev, "%s\n", hdr);
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1998-01-29 00:44:16 +00:00
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b = buf;
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do {
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f = bp->cnt;
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ptr = MBUF_CTOP(bp);
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while (f--) {
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sprintf(b, " %02x", (int) *ptr++);
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b += 3;
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if (b == buf + sizeof buf - 2) {
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strcpy(b, "\n");
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1998-05-01 19:26:12 +00:00
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log_Printf(lev, buf);
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1998-01-29 00:44:16 +00:00
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b = buf;
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}
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}
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} while ((bp = bp->next) != NULL);
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if (b > buf) {
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strcpy(b, "\n");
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1998-05-01 19:26:12 +00:00
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log_Printf(lev, buf);
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1998-01-29 00:44:16 +00:00
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}
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}
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}
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void
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1998-05-01 19:26:12 +00:00
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log_DumpBuff(int lev, const char *hdr, const u_char * ptr, int n)
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1998-01-29 00:44:16 +00:00
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{
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1998-05-01 19:26:12 +00:00
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if (log_IsKept(lev)) {
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1998-01-29 00:44:16 +00:00
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char buf[50];
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char *b;
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if (hdr && *hdr)
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1998-05-01 19:26:12 +00:00
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log_Printf(lev, "%s\n", hdr);
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1998-01-29 00:44:16 +00:00
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while (n > 0) {
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b = buf;
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for (b = buf; b != buf + sizeof buf - 2 && n--; b += 3)
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sprintf(b, " %02x", (int) *ptr++);
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strcpy(b, "\n");
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1998-05-01 19:26:12 +00:00
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log_Printf(lev, buf);
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1998-01-29 00:44:16 +00:00
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}
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}
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}
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1998-04-03 19:26:02 +00:00
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int
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log_ShowLevel(struct cmdargs const *arg)
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{
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int i;
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prompt_Printf(arg->prompt, "Log: ");
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for (i = LogMIN; i <= LogMAX; i++)
|
1998-05-01 19:26:12 +00:00
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if (log_IsKept(i) & LOG_KEPT_SYSLOG)
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prompt_Printf(arg->prompt, " %s", log_Name(i));
|
1998-04-03 19:26:02 +00:00
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prompt_Printf(arg->prompt, "\nLocal:");
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for (i = LogMIN; i <= LogMAX; i++)
|
1998-05-01 19:26:12 +00:00
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|
|
if (log_IsKeptLocal(i, arg->prompt->logmask) & LOG_KEPT_LOCAL)
|
|
|
|
prompt_Printf(arg->prompt, " %s", log_Name(i));
|
1998-04-03 19:26:02 +00:00
|
|
|
|
|
|
|
prompt_Printf(arg->prompt, "\n");
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
int
|
|
|
|
log_SetLevel(struct cmdargs const *arg)
|
|
|
|
{
|
|
|
|
int i, res, argc, local;
|
|
|
|
char const *const *argv, *argp;
|
|
|
|
|
1998-04-14 23:17:24 +00:00
|
|
|
argc = arg->argc - arg->argn;
|
|
|
|
argv = arg->argv + arg->argn;
|
1998-04-03 19:26:02 +00:00
|
|
|
res = 0;
|
|
|
|
|
|
|
|
if (argc == 0 || strcasecmp(argv[0], "local"))
|
|
|
|
local = 0;
|
|
|
|
else {
|
|
|
|
if (arg->prompt == NULL) {
|
1998-05-01 19:26:12 +00:00
|
|
|
log_Printf(LogWARN, "set log local: Only available on the command line\n");
|
1998-04-03 19:26:02 +00:00
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
argc--;
|
|
|
|
argv++;
|
|
|
|
local = 1;
|
|
|
|
}
|
|
|
|
|
1998-04-25 10:49:52 +00:00
|
|
|
if (argc == 0 || (argv[0][0] != '+' && argv[0][0] != '-')) {
|
1998-04-03 19:26:02 +00:00
|
|
|
if (local)
|
1998-05-01 19:26:12 +00:00
|
|
|
log_DiscardAllLocal(&arg->prompt->logmask);
|
1998-04-03 19:26:02 +00:00
|
|
|
else
|
1998-05-01 19:26:12 +00:00
|
|
|
log_DiscardAll();
|
1998-04-25 10:49:52 +00:00
|
|
|
}
|
1998-04-03 19:26:02 +00:00
|
|
|
|
|
|
|
while (argc--) {
|
|
|
|
argp = **argv == '+' || **argv == '-' ? *argv + 1 : *argv;
|
|
|
|
for (i = LogMIN; i <= LogMAX; i++)
|
1998-05-01 19:26:12 +00:00
|
|
|
if (strcasecmp(argp, log_Name(i)) == 0) {
|
1998-04-25 10:49:52 +00:00
|
|
|
if (**argv == '-') {
|
1998-04-03 19:26:02 +00:00
|
|
|
if (local)
|
1998-05-01 19:26:12 +00:00
|
|
|
log_DiscardLocal(i, &arg->prompt->logmask);
|
1998-04-03 19:26:02 +00:00
|
|
|
else
|
1998-05-01 19:26:12 +00:00
|
|
|
log_Discard(i);
|
1998-04-25 10:49:52 +00:00
|
|
|
} else if (local)
|
1998-05-01 19:26:12 +00:00
|
|
|
log_KeepLocal(i, &arg->prompt->logmask);
|
1998-04-03 19:26:02 +00:00
|
|
|
else
|
1998-05-01 19:26:12 +00:00
|
|
|
log_Keep(i);
|
1998-04-03 19:26:02 +00:00
|
|
|
break;
|
|
|
|
}
|
|
|
|
if (i > LogMAX) {
|
1998-05-01 19:26:12 +00:00
|
|
|
log_Printf(LogWARN, "%s: Invalid log value\n", argp);
|
1998-04-03 19:26:02 +00:00
|
|
|
res = -1;
|
|
|
|
}
|
|
|
|
argv++;
|
|
|
|
}
|
|
|
|
return res;
|
|
|
|
}
|
|
|
|
|
|
|
|
int
|
|
|
|
log_ShowWho(struct cmdargs const *arg)
|
|
|
|
{
|
|
|
|
struct prompt *p;
|
|
|
|
|
1998-04-05 18:25:34 +00:00
|
|
|
for (p = logprompt; p; p = p->lognext) {
|
1998-04-10 13:19:23 +00:00
|
|
|
prompt_Printf(arg->prompt, "%s (%s)", p->src.type, p->src.from);
|
1998-04-05 18:25:34 +00:00
|
|
|
if (p == arg->prompt)
|
|
|
|
prompt_Printf(arg->prompt, " *");
|
|
|
|
if (!p->active)
|
|
|
|
prompt_Printf(arg->prompt, " ^Z");
|
|
|
|
prompt_Printf(arg->prompt, "\n");
|
|
|
|
}
|
1998-04-03 19:26:02 +00:00
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|