mailstats.c revision 261363 
1/*
2 * Copyright (c) 1998-2002, 2013 Proofpoint, 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 *
13 */
14
15#include <sm/gen.h>
16
17SM_IDSTR(copyright,
18"@(#) Copyright (c) 1998-2002 Proofpoint, Inc. and its suppliers.\n\
19	All rights reserved.\n\
20     Copyright (c) 1988, 1993\n\
21	The Regents of the University of California.  All rights reserved.\n")
22
23SM_IDSTR(id, "@(#)$Id: mailstats.c,v 8.103 2013/11/22 20:51:51 ca Exp $")
24
25#include <unistd.h>
26#include <stddef.h>
27#include <stdlib.h>
28#include <ctype.h>
29#include <string.h>
30#include <time.h>
31#ifdef EX_OK
32# undef EX_OK		/* unistd.h may have another use for this */
33#endif /* EX_OK */
34#include <sysexits.h>
35
36#include <sm/errstring.h>
37#include <sm/limits.h>
38#include <sendmail/sendmail.h>
39#include <sendmail/mailstats.h>
40#include <sendmail/pathnames.h>
41
42
43#define MNAMELEN	20	/* max length of mailer name */
44
45int
46main(argc, argv)
47	int argc;
48	char **argv;
49{
50	register int i;
51	int mno;
52	int save_errno;
53	int ch, fd;
54	char *sfile;
55	char *cfile;
56	SM_FILE_T *cfp;
57	bool mnames;
58	bool progmode;
59	bool trunc;
60	long frmsgs = 0, frbytes = 0, tomsgs = 0, tobytes = 0, rejmsgs = 0;
61	long dismsgs = 0;
62	long quarmsgs = 0;
63	time_t now;
64	char mtable[MAXMAILERS][MNAMELEN + 1];
65	char sfilebuf[MAXPATHLEN];
66	char buf[MAXLINE];
67	struct statistics stats;
68	extern char *ctime();
69	extern char *optarg;
70	extern int optind;
71# define MSOPTS "cC:f:opP"
72
73	cfile = getcfname(0, 0, SM_GET_SENDMAIL_CF, NULL);
74	sfile = NULL;
75	mnames = true;
76	progmode = false;
77	trunc = false;
78	while ((ch = getopt(argc, argv, MSOPTS)) != -1)
79	{
80		switch (ch)
81		{
82		  case 'c':
83			cfile = getcfname(0, 0, SM_GET_SUBMIT_CF, NULL);
84			break;
85
86		  case 'C':
87			cfile = optarg;
88			break;
89
90		  case 'f':
91			sfile = optarg;
92			break;
93
94
95		  case 'o':
96			mnames = false;
97			break;
98
99		  case 'p':
100			trunc = true;
101			/* FALLTHROUGH */
102
103		  case 'P':
104			progmode = true;
105			break;
106
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)) >= 0)
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
277	if (progmode)
278	{
279		(void) time(&now);
280		(void) sm_io_fprintf(smioout, SM_TIME_DEFAULT, "%ld %ld\n",
281				     (long) stats.stat_itime, (long) now);
282	}
283	else
284	{
285		(void) sm_io_fprintf(smioout, SM_TIME_DEFAULT,
286				     "Statistics from %s",
287				     ctime(&stats.stat_itime));
288		(void) sm_io_fprintf(smioout, SM_TIME_DEFAULT,
289				     " M   msgsfr  bytes_from   msgsto    bytes_to  msgsrej msgsdis");
290		(void) sm_io_fprintf(smioout, SM_TIME_DEFAULT, " msgsqur");
291		(void) sm_io_fprintf(smioout, SM_TIME_DEFAULT, "%s\n",
292				     mnames ? "  Mailer" : "");
293	}
294	for (i = 0; i < MAXMAILERS; i++)
295	{
296		if (stats.stat_nf[i] || stats.stat_nt[i] ||
297		    stats.stat_nq[i] ||
298		    stats.stat_nr[i] || stats.stat_nd[i])
299		{
300			char *format;
301
302			if (progmode)
303				format = "%2d %8ld %10ld %8ld %10ld   %6ld  %6ld";
304			else
305				format = "%2d %8ld %10ldK %8ld %10ldK   %6ld  %6ld";
306			(void) sm_io_fprintf(smioout, SM_TIME_DEFAULT,
307					     format, i,
308					     stats.stat_nf[i],
309					     stats.stat_bf[i],
310					     stats.stat_nt[i],
311					     stats.stat_bt[i],
312					     stats.stat_nr[i],
313					     stats.stat_nd[i]);
314			(void) sm_io_fprintf(smioout, SM_TIME_DEFAULT,
315					     "  %6ld", stats.stat_nq[i]);
316			if (mnames)
317				(void) sm_io_fprintf(smioout, SM_TIME_DEFAULT,
318						     "  %s",
319						      mtable[i]);
320			(void) sm_io_fprintf(smioout, SM_TIME_DEFAULT, "\n");
321			frmsgs += stats.stat_nf[i];
322			frbytes += stats.stat_bf[i];
323			tomsgs += stats.stat_nt[i];
324			tobytes += stats.stat_bt[i];
325			rejmsgs += stats.stat_nr[i];
326			dismsgs += stats.stat_nd[i];
327			quarmsgs += stats.stat_nq[i];
328		}
329	}
330	if (progmode)
331	{
332		(void) sm_io_fprintf(smioout, SM_TIME_DEFAULT,
333				     " T %8ld %10ld %8ld %10ld   %6ld  %6ld",
334				     frmsgs, frbytes, tomsgs, tobytes, rejmsgs,
335				     dismsgs);
336		(void) sm_io_fprintf(smioout, SM_TIME_DEFAULT,
337				     "  %6ld", quarmsgs);
338		(void) sm_io_fprintf(smioout, SM_TIME_DEFAULT, "\n");
339		(void) sm_io_fprintf(smioout, SM_TIME_DEFAULT,
340				     " C %8ld %8ld %6ld\n",
341				     stats.stat_cf, stats.stat_ct,
342				     stats.stat_cr);
343		(void) close(fd);
344		if (trunc)
345		{
346			fd = open(sfile, O_RDWR | O_TRUNC, 0600);
347			if (fd >= 0)
348				(void) close(fd);
349		}
350	}
351	else
352	{
353		(void) sm_io_fprintf(smioout, SM_TIME_DEFAULT,
354				     "=============================================================");
355		(void) sm_io_fprintf(smioout, SM_TIME_DEFAULT, "========");
356		(void) sm_io_fprintf(smioout, SM_TIME_DEFAULT, "\n");
357		(void) sm_io_fprintf(smioout, SM_TIME_DEFAULT,
358				     " T %8ld %10ldK %8ld %10ldK   %6ld  %6ld",
359				     frmsgs, frbytes, tomsgs, tobytes, rejmsgs,
360				     dismsgs);
361		(void) sm_io_fprintf(smioout, SM_TIME_DEFAULT,
362				     "  %6ld", quarmsgs);
363		(void) sm_io_fprintf(smioout, SM_TIME_DEFAULT, "\n");
364		(void) sm_io_fprintf(smioout, SM_TIME_DEFAULT,
365				     " C %8ld %10s  %8ld %10s    %6ld\n",
366				     stats.stat_cf, "", stats.stat_ct, "",
367				     stats.stat_cr);
368	}
369	exit(EX_OK);
370	/* NOTREACHED */
371	return EX_OK;
372}
373