mailstats.c revision 102533 
1/*
2 * Copyright (c) 1998-2002 Sendmail, Inc. and its suppliers.
3 *	All rights reserved.
4 * Copyright (c) 1983 Eric P. Allman.  All rights reserved.
5 * Copyright (c) 1988, 1993
6 *	The Regents of the University of California.  All rights reserved.
7 *
8 * By using this file, you agree to the terms and conditions set
9 * forth in the LICENSE file which can be found at the top level of
10 * the sendmail distribution.
11 *
12 * $FreeBSD: head/contrib/sendmail/mailstats/mailstats.c 102533 2002-08-28 18:12:33Z gshapiro $
13 *
14 */
15
16#include <sm/gen.h>
17
18SM_IDSTR(copyright,
19"@(#) Copyright (c) 1998-2001 Sendmail, Inc. and its suppliers.\n\
20	All rights reserved.\n\
21     Copyright (c) 1988, 1993\n\
22	The Regents of the University of California.  All rights reserved.\n")
23
24SM_IDSTR(id, "@(#)$Id: mailstats.c,v 8.98 2002/05/24 23:10:15 gshapiro Exp $")
25
26#include <unistd.h>
27#include <stddef.h>
28#include <stdlib.h>
29#include <ctype.h>
30#include <string.h>
31#include <time.h>
32#ifdef EX_OK
33# undef EX_OK		/* unistd.h may have another use for this */
34#endif /* EX_OK */
35#include <sysexits.h>
36
37#include <sm/errstring.h>
38#include <sm/limits.h>
39#include <sendmail/sendmail.h>
40#include <sendmail/mailstats.h>
41#include <sendmail/pathnames.h>
42
43
44#define MNAMELEN	20	/* max length of mailer name */
45
46int
47main(argc, argv)
48	int argc;
49	char **argv;
50{
51	register int i;
52	int mno;
53	int save_errno;
54	int ch, fd;
55	char *sfile;
56	char *cfile;
57	SM_FILE_T *cfp;
58	bool mnames;
59	bool progmode;
60	bool trunc;
61	long frmsgs = 0, frbytes = 0, tomsgs = 0, tobytes = 0, rejmsgs = 0;
62	long dismsgs = 0;
63#if _FFR_QUARANTINE
64	long quarmsgs = 0;
65#endif /* _FFR_QUARANTINE */
66	time_t now;
67	char mtable[MAXMAILERS][MNAMELEN + 1];
68	char sfilebuf[MAXPATHLEN];
69	char buf[MAXLINE];
70	struct statistics stats;
71	extern char *ctime();
72	extern char *optarg;
73	extern int optind;
74
75	cfile = getcfname(0, 0, SM_GET_SENDMAIL_CF, NULL);
76	sfile = NULL;
77	mnames = true;
78	progmode = false;
79	trunc = false;
80	while ((ch = getopt(argc, argv, "cC:f:opP")) != -1)
81	{
82		switch (ch)
83		{
84		  case 'c':
85			cfile = getcfname(0, 0, SM_GET_SUBMIT_CF, NULL);
86			break;
87
88		  case 'C':
89			cfile = optarg;
90			break;
91
92		  case 'f':
93			sfile = optarg;
94			break;
95
96		  case 'o':
97			mnames = false;
98			break;
99
100		  case 'p':
101			trunc = true;
102			/* FALLTHROUGH */
103
104		  case 'P':
105			progmode = true;
106			break;
107
108		  case '?':
109		  default:
110  usage:
111			(void) sm_io_fputs(smioerr, SM_TIME_DEFAULT,
112			    "usage: mailstats [-C cffile] [-c] [-P] [-f stfile] [-o] [-p]\n");
113			exit(EX_USAGE);
114		}
115	}
116	argc -= optind;
117	argv += optind;
118
119	if (argc != 0)
120		goto usage;
121
122	if ((cfp = sm_io_open(SmFtStdio, SM_TIME_DEFAULT, cfile, SM_IO_RDONLY,
123			      NULL)) == NULL)
124	{
125		save_errno = errno;
126		(void) sm_io_fprintf(smioerr, SM_TIME_DEFAULT, "mailstats: ");
127		errno = save_errno;
128		sm_perror(cfile);
129		exit(EX_NOINPUT);
130	}
131
132	mno = 0;
133	(void) sm_strlcpy(mtable[mno++], "prog", MNAMELEN + 1);
134	(void) sm_strlcpy(mtable[mno++], "*file*", MNAMELEN + 1);
135	(void) sm_strlcpy(mtable[mno++], "*include*", MNAMELEN + 1);
136
137	while (sm_io_fgets(cfp, SM_TIME_DEFAULT, buf, sizeof(buf)) != NULL)
138	{
139		register char *b;
140		char *s;
141		register char *m;
142
143		b = strchr(buf, '#');
144		if (b == NULL)
145			b = strchr(buf, '\n');
146		if (b == NULL)
147			b = &buf[strlen(buf)];
148		while (isascii(*--b) && isspace(*b))
149			continue;
150		*++b = '\0';
151
152		b = buf;
153		switch (*b++)
154		{
155		  case 'M':		/* mailer definition */
156			break;
157
158		  case 'O':		/* option -- see if .st file */
159			if (sm_strncasecmp(b, " StatusFile", 11) == 0 &&
160			    !(isascii(b[11]) && isalnum(b[11])))
161			{
162				/* new form -- find value */
163				b = strchr(b, '=');
164				if (b == NULL)
165					continue;
166				while (isascii(*++b) && isspace(*b))
167					continue;
168			}
169			else if (*b++ != 'S')
170			{
171				/* something else boring */
172				continue;
173			}
174
175			/* this is the S or StatusFile option -- save it */
176			if (sm_strlcpy(sfilebuf, b, sizeof sfilebuf) >=
177			    sizeof sfilebuf)
178			{
179				(void) sm_io_fprintf(smioerr, SM_TIME_DEFAULT,
180						     "StatusFile filename too long: %.30s...\n",
181						     b);
182				exit(EX_CONFIG);
183			}
184			if (sfile == NULL)
185				sfile = sfilebuf;
186
187		  default:
188			continue;
189		}
190
191		if (mno >= MAXMAILERS)
192		{
193			(void) sm_io_fprintf(smioerr, SM_TIME_DEFAULT,
194					     "Too many mailers defined, %d max.\n",
195					     MAXMAILERS);
196			exit(EX_SOFTWARE);
197		}
198		m = mtable[mno];
199		s = m + MNAMELEN;		/* is [MNAMELEN + 1] */
200		while (*b != ',' && !(isascii(*b) && isspace(*b)) &&
201		       *b != '\0' && m < s)
202			*m++ = *b++;
203		*m = '\0';
204		for (i = 0; i < mno; i++)
205		{
206			if (strcmp(mtable[i], mtable[mno]) == 0)
207				break;
208		}
209		if (i == mno)
210			mno++;
211	}
212	(void) sm_io_close(cfp, SM_TIME_DEFAULT);
213	for (; mno < MAXMAILERS; mno++)
214		mtable[mno][0] = '\0';
215
216	if (sfile == NULL)
217	{
218		(void) sm_io_fprintf(smioerr, SM_TIME_DEFAULT,
219				     "mailstats: no statistics file located\n");
220		exit(EX_OSFILE);
221	}
222
223	fd = open(sfile, O_RDONLY, 0600);
224	if ((fd < 0) || (i = read(fd, &stats, sizeof stats)) < 0)
225	{
226		save_errno = errno;
227		(void) sm_io_fputs(smioerr, SM_TIME_DEFAULT, "mailstats: ");
228		errno = save_errno;
229		sm_perror(sfile);
230		exit(EX_NOINPUT);
231	}
232	if (i == 0)
233	{
234		(void) sleep(1);
235		if ((i = read(fd, &stats, sizeof stats)) < 0)
236		{
237			save_errno = errno;
238			(void) sm_io_fputs(smioerr, SM_TIME_DEFAULT,
239					   "mailstats: ");
240			errno = save_errno;
241			sm_perror(sfile);
242			exit(EX_NOINPUT);
243		}
244		else if (i == 0)
245		{
246			memset((ARBPTR_T) &stats, '\0', sizeof stats);
247			(void) time(&stats.stat_itime);
248		}
249	}
250	if (i != 0)
251	{
252		if (stats.stat_magic != STAT_MAGIC)
253		{
254			(void) sm_io_fprintf(smioerr, SM_TIME_DEFAULT,
255					     "mailstats: incorrect magic number in %s\n",
256					     sfile);
257			exit(EX_OSERR);
258		}
259		else if (stats.stat_version != STAT_VERSION)
260		{
261			(void) sm_io_fprintf(smioerr, SM_TIME_DEFAULT,
262					     "mailstats version (%d) incompatible with %s version (%d)\n",
263					     STAT_VERSION, sfile,
264					     stats.stat_version);
265
266			exit(EX_OSERR);
267		}
268		else if (i != sizeof stats || stats.stat_size != sizeof(stats))
269		{
270			(void) sm_io_fputs(smioerr, SM_TIME_DEFAULT,
271					   "mailstats: file size changed.\n");
272			exit(EX_OSERR);
273		}
274	}
275
276	if (progmode)
277	{
278		(void) time(&now);
279		(void) sm_io_fprintf(smioout, SM_TIME_DEFAULT, "%ld %ld\n",
280				     (long) stats.stat_itime, (long) now);
281	}
282	else
283	{
284		(void) sm_io_fprintf(smioout, SM_TIME_DEFAULT,
285				     "Statistics from %s",
286				     ctime(&stats.stat_itime));
287		(void) sm_io_fprintf(smioout, SM_TIME_DEFAULT,
288				     " M   msgsfr  bytes_from   msgsto    bytes_to  msgsrej msgsdis");
289#if _FFR_QUARANTINE
290		(void) sm_io_fprintf(smioout, SM_TIME_DEFAULT, " msgsqur");
291#endif /* _FFR_QUARANTINE */
292		(void) sm_io_fprintf(smioout, SM_TIME_DEFAULT, "%s\n",
293				     mnames ? "  Mailer" : "");
294	}
295	for (i = 0; i < MAXMAILERS; i++)
296	{
297		if (stats.stat_nf[i] || stats.stat_nt[i] ||
298#if _FFR_QUARANTINE
299		    stats.stat_nq[i] ||
300#endif /* _FFR_QUARANTINE */
301		    stats.stat_nr[i] || stats.stat_nd[i])
302		{
303			char *format;
304
305			if (progmode)
306				format = "%2d %8ld %10ld %8ld %10ld   %6ld  %6ld";
307			else
308				format = "%2d %8ld %10ldK %8ld %10ldK   %6ld  %6ld";
309			(void) sm_io_fprintf(smioout, SM_TIME_DEFAULT,
310					     format, i,
311					     stats.stat_nf[i],
312					     stats.stat_bf[i],
313					     stats.stat_nt[i],
314					     stats.stat_bt[i],
315					     stats.stat_nr[i],
316					     stats.stat_nd[i]);
317#if _FFR_QUARANTINE
318			(void) sm_io_fprintf(smioout, SM_TIME_DEFAULT,
319					     "  %6ld", stats.stat_nq[i]);
320#endif /* _FFR_QUARANTINE */
321			if (mnames)
322				(void) sm_io_fprintf(smioout, SM_TIME_DEFAULT,
323						     "  %s",
324						      mtable[i]);
325			(void) sm_io_fprintf(smioout, SM_TIME_DEFAULT, "\n");
326			frmsgs += stats.stat_nf[i];
327			frbytes += stats.stat_bf[i];
328			tomsgs += stats.stat_nt[i];
329			tobytes += stats.stat_bt[i];
330			rejmsgs += stats.stat_nr[i];
331			dismsgs += stats.stat_nd[i];
332#if _FFR_QUARANTINE
333			quarmsgs += stats.stat_nq[i];
334#endif /* _FFR_QUARANTINE */
335		}
336	}
337	if (progmode)
338	{
339		(void) sm_io_fprintf(smioout, SM_TIME_DEFAULT,
340				     " T %8ld %10ld %8ld %10ld   %6ld  %6ld",
341				     frmsgs, frbytes, tomsgs, tobytes, rejmsgs,
342				     dismsgs);
343#if _FFR_QUARANTINE
344		(void) sm_io_fprintf(smioout, SM_TIME_DEFAULT,
345				     "  %6ld", quarmsgs);
346#endif /* _FFR_QUARANTINE */
347		(void) sm_io_fprintf(smioout, SM_TIME_DEFAULT, "\n");
348		(void) sm_io_fprintf(smioout, SM_TIME_DEFAULT,
349				     " C %8ld %8ld %6ld\n",
350				     stats.stat_cf, stats.stat_ct,
351				     stats.stat_cr);
352		(void) close(fd);
353		if (trunc)
354		{
355			fd = open(sfile, O_RDWR | O_TRUNC, 0600);
356			if (fd >= 0)
357				(void) close(fd);
358		}
359	}
360	else
361	{
362		(void) sm_io_fprintf(smioout, SM_TIME_DEFAULT,
363				     "=============================================================");
364#if _FFR_QUARANTINE
365		(void) sm_io_fprintf(smioout, SM_TIME_DEFAULT, "========");
366#endif /* _FFR_QUARANTINE */
367		(void) sm_io_fprintf(smioout, SM_TIME_DEFAULT, "\n");
368		(void) sm_io_fprintf(smioout, SM_TIME_DEFAULT,
369				     " T %8ld %10ldK %8ld %10ldK   %6ld  %6ld",
370				     frmsgs, frbytes, tomsgs, tobytes, rejmsgs,
371				     dismsgs);
372#if _FFR_QUARANTINE
373		(void) sm_io_fprintf(smioout, SM_TIME_DEFAULT,
374				     "  %6ld", quarmsgs);
375#endif /* _FFR_QUARANTINE */
376		(void) sm_io_fprintf(smioout, SM_TIME_DEFAULT, "\n");
377		(void) sm_io_fprintf(smioout, SM_TIME_DEFAULT,
378				     " C %8ld %10s  %8ld %10s    %6ld\n",
379				     stats.stat_cf, "", stats.stat_ct, "",
380				     stats.stat_cr);
381	}
382	exit(EX_OK);
383	/* NOTREACHED */
384	return EX_OK;
385}
386