2 * Copyright (c) 1997, 2001 Hellmuth Michaelis. All rights reserved.
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
13 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
14 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
16 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
17 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
18 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
19 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
20 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
21 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
22 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25 *---------------------------------------------------------------------------
27 * i4b daemon - logging routines
28 * -----------------------------
32 * last edit-date: [Wed Dec 26 12:49:45 2001]
34 *---------------------------------------------------------------------------*/
40 extern int do_monitor;
44 static void check_reg(char *logstring);
51 /*---------------------------------------------------------------------------*
52 * table for converting internal log levels into syslog levels
53 *---------------------------------------------------------------------------*/
54 static struct logtab logtab[] = {
55 {"ERR", LOG_ERR}, /* error conditions */
56 {"WRN", LOG_WARNING}, /* warning conditions, nonfatal */
57 {"DMN", LOG_NOTICE}, /* significant conditions of the daemon */
58 {"CHD", LOG_INFO}, /* informational, call handling */
59 {"DBG", LOG_DEBUG}, /* debug messages */
60 {"MER", LOG_ERR}, /* monitor error conditions */
61 {"PKT", LOG_INFO} /* packet logging */
64 /*---------------------------------------------------------------------------*
66 *---------------------------------------------------------------------------*/
74 if((logfp = fopen(logfile, "a")) == NULL)
76 fprintf(stderr, "ERROR, cannot open logfile %s: %s\n",
77 logfile, strerror(errno));
81 /* set unbuffered operation */
83 setvbuf(logfp, (char *)NULL, _IONBF, 0);
88 if(do_debug && do_fork == 0 && do_fullscreen == 0)
89 (void)openlog("isdnd",
90 LOG_PID|LOG_CONS|LOG_NDELAY|LOG_PERROR,
94 (void)openlog("isdnd", LOG_PID|LOG_CONS|LOG_NDELAY,
98 /* initialize the regexp array */
100 for(i = 0; i < MAX_RE; i++)
105 snprintf(buf, sizeof(buf), "%s%d", REGPROG_DEF, i);
109 if((p = malloc(strlen(buf) + 1)) == NULL)
111 log(LL_DBG, "init_log: malloc failed: %s", strerror(errno));
121 /*---------------------------------------------------------------------------*
123 *---------------------------------------------------------------------------*/
127 if(uselogfile && logfp)
138 /*---------------------------------------------------------------------------*
139 * place entry into logfile
140 *---------------------------------------------------------------------------*/
142 log(int what, const char *fmt, ...)
144 char buffer[LOGBUFLEN];
149 vsnprintf(buffer, LOGBUFLEN-1, fmt, ap);
152 dp = getlogdatetime(); /* get time string ptr */
156 /* put log on screen ? */
158 if((do_fullscreen && curses_ready) &&
159 ((!debug_noscreen) || (debug_noscreen && (what != LL_DBG))))
161 wprintw(lower_w, "%s %s %-.*s\n", dp, logtab[what].text,
164 * FreeBSD-current integrated ncurses. Since then it is no longer possible
165 * to write to the last column in the logfilewindow without causing an
166 * automatic newline to occur resulting in a blank line in that window.
169 #include <osreldate.h>
171 #if defined(__FreeBSD_version) && __FreeBSD_version >= 400009
172 #warning "FreeBSD ncurses is buggy: write to last column = auto newline!"
173 COLS-((strlen(dp))+(strlen(logtab[what].text))+3), buffer);
175 (int)(COLS-((strlen(dp))+(strlen(logtab[what].text))+2)), buffer);
181 #ifdef I4B_EXTERNAL_MONITOR
182 if(what != LL_MER) /* don't send monitor errs, endless loop !!! */
183 monitor_evnt_log(logtab[what].pri, logtab[what].text, buffer);
188 fprintf(logfp, "%s %s %s\n", dp, logtab[what].text, buffer);
192 register char *s = buffer;
194 /* strip leading spaces from syslog output */
196 while(*s && (*s == ' '))
199 syslog(logtab[what].pri, "%s %s", logtab[what].text, s);
204 if(what != LL_DBG) /* don't check debug logs, endless loop !!! */
209 /*---------------------------------------------------------------------------*
210 * return ptr to static area containing date/time
211 *---------------------------------------------------------------------------*/
215 static char logdatetime[41];
217 register struct tm *tp;
220 tp = localtime(&tim);
221 strftime(logdatetime,40,I4B_TIME_FORMAT,tp);
225 /*---------------------------------------------------------------------------*
226 * check for a match in the regexp array
227 *---------------------------------------------------------------------------*/
229 check_reg(char *logstring)
233 for(i = 0; i < MAX_RE; i++)
235 if(rarr[i].re_flg && (!regexec(&(rarr[i].re), logstring, (size_t) 0, NULL, 0)))
238 argv[0] = rarr[i].re_prog;
242 exec_prog(rarr[i].re_prog, argv);