mailstats.c
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上传日期:2007-01-04
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文件大小:7k
- /*
- * Copyright (c) 1998, 1999 Sendmail, Inc. and its suppliers.
- * All rights reserved.
- * Copyright (c) 1983 Eric P. Allman. All rights reserved.
- * Copyright (c) 1988, 1993
- * The Regents of the University of California. All rights reserved.
- *
- * By using this file, you agree to the terms and conditions set
- * forth in the LICENSE file which can be found at the top level of
- * the sendmail distribution.
- *
- *
- */
- #ifndef lint
- static char copyright[] =
- "@(#) Copyright (c) 1998, 1999 Sendmail, Inc. and its suppliers.n
- All rights reserved.n
- Copyright (c) 1988, 1993n
- The Regents of the University of California. All rights reserved.n";
- #endif /* ! lint */
- #ifndef lint
- static char id[] = "@(#)$Id: mailstats.c,v 8.53 1999/10/13 05:43:54 gshapiro Exp $";
- #endif /* ! lint */
- #include <unistd.h>
- #include <stddef.h>
- #include <stdlib.h>
- #include <ctype.h>
- #include <string.h>
- #include <time.h>
- #ifdef EX_OK
- # undef EX_OK /* unistd.h may have another use for this */
- #endif /* EX_OK */
- #include <sysexits.h>
- #include <sendmail/sendmail.h>
- #include <sendmail/mailstats.h>
- #include <sendmail/pathnames.h>
- #define MNAMELEN 20 /* max length of mailer name */
- int
- main(argc, argv)
- int argc;
- char **argv;
- {
- register int i;
- int mno;
- int save_errno;
- int ch, fd;
- char *sfile;
- char *cfile;
- FILE *cfp;
- bool mnames;
- bool progmode;
- long frmsgs = 0, frbytes = 0, tomsgs = 0, tobytes = 0, rejmsgs = 0;
- long dismsgs = 0;
- time_t now;
- char mtable[MAXMAILERS][MNAMELEN + 1];
- char sfilebuf[MAXLINE];
- char buf[MAXLINE];
- struct statistics stats;
- extern char *ctime();
- extern char *optarg;
- extern int optind;
- cfile = _PATH_SENDMAILCF;
- sfile = NULL;
- mnames = TRUE;
- progmode = FALSE;
- while ((ch = getopt(argc, argv, "C:f:op")) != EOF)
- {
- switch (ch)
- {
- case 'C':
- cfile = optarg;
- break;
- case 'f':
- sfile = optarg;
- break;
- case 'o':
- mnames = FALSE;
- break;
- case 'p':
- progmode = TRUE;
- break;
- case '?':
- default:
- usage:
- (void) fputs("usage: mailstats [-C cffile] [-f stfile] -o -pn",
- stderr);
- exit(EX_USAGE);
- }
- }
- argc -= optind;
- argv += optind;
- if (argc != 0)
- goto usage;
- if ((cfp = fopen(cfile, "r")) == NULL)
- {
- save_errno = errno;
- fprintf(stderr, "mailstats: ");
- errno = save_errno;
- perror(cfile);
- exit(EX_NOINPUT);
- }
- mno = 0;
- (void) strlcpy(mtable[mno++], "prog", MNAMELEN + 1);
- (void) strlcpy(mtable[mno++], "*file*", MNAMELEN + 1);
- (void) strlcpy(mtable[mno++], "*include*", MNAMELEN + 1);
- while (fgets(buf, sizeof(buf), cfp) != NULL)
- {
- register char *b;
- char *s;
- register char *m;
- b = buf;
- switch (*b++)
- {
- case 'M': /* mailer definition */
- break;
- case 'O': /* option -- see if .st file */
- if (strncasecmp(b, " StatusFile", 11) == 0 &&
- !(isascii(b[11]) && isalnum(b[11])))
- {
- /* new form -- find value */
- b = strchr(b, '=');
- if (b == NULL)
- continue;
- while (isascii(*++b) && isspace(*b))
- continue;
- }
- else if (*b++ != 'S')
- {
- /* something else boring */
- continue;
- }
- /* this is the S or StatusFile option -- save it */
- if (strlcpy(sfilebuf, b, sizeof sfilebuf) >=
- sizeof sfilebuf)
- {
- fprintf(stderr,
- "StatusFile filename too long: %.30s...n",
- b);
- exit(EX_CONFIG);
- }
- b = strchr(sfilebuf, '#');
- if (b == NULL)
- b = strchr(sfilebuf, 'n');
- if (b == NULL)
- b = &sfilebuf[strlen(sfilebuf)];
- while (isascii(*--b) && isspace(*b))
- continue;
- *++b = ' ';
- if (sfile == NULL)
- sfile = sfilebuf;
- default:
- continue;
- }
- if (mno >= MAXMAILERS)
- {
- fprintf(stderr,
- "Too many mailers defined, %d max.n",
- MAXMAILERS);
- exit(EX_SOFTWARE);
- }
- m = mtable[mno];
- s = m + MNAMELEN; /* is [MNAMELEN + 1] */
- while (*b != ',' && !(isascii(*b) && isspace(*b)) &&
- *b != ' ' && m < s)
- *m++ = *b++;
- *m = ' ';
- for (i = 0; i < mno; i++)
- {
- if (strcmp(mtable[i], mtable[mno]) == 0)
- break;
- }
- if (i == mno)
- mno++;
- }
- (void) fclose(cfp);
- for (; mno < MAXMAILERS; mno++)
- mtable[mno][0]=' ';
- if (sfile == NULL)
- {
- fprintf(stderr, "mailstats: no statistics file locatedn");
- exit (EX_OSFILE);
- }
- if ((fd = open(sfile, O_RDONLY)) < 0 ||
- (i = read(fd, &stats, sizeof stats)) < 0)
- {
- save_errno = errno;
- (void) fputs("mailstats: ", stderr);
- errno = save_errno;
- perror(sfile);
- exit(EX_NOINPUT);
- }
- if (i == 0)
- {
- (void) sleep(1);
- if ((i = read(fd, &stats, sizeof stats)) < 0)
- {
- save_errno = errno;
- (void) fputs("mailstats: ", stderr);
- errno = save_errno;
- perror(sfile);
- exit(EX_NOINPUT);
- }
- else if (i == 0)
- {
- memset((ARBPTR_T) &stats, ' ', sizeof stats);
- (void) time(&stats.stat_itime);
- }
- }
- if (i != 0)
- {
- if (stats.stat_magic != STAT_MAGIC)
- {
- fprintf(stderr,
- "mailstats: incorrect magic number in %sn",
- sfile);
- exit(EX_OSERR);
- }
- else if (stats.stat_version != STAT_VERSION)
- {
- fprintf(stderr,
- "mailstats version (%d) incompatible with %s version (%d)n",
- STAT_VERSION, sfile, stats.stat_version);
- exit(EX_OSERR);
- }
- else if (i != sizeof stats || stats.stat_size != sizeof(stats))
- {
- (void) fputs("mailstats: file size changed.n", stderr);
- exit(EX_OSERR);
- }
- }
- if (progmode)
- {
- (void) time(&now);
- printf("%ld %ldn", (long) stats.stat_itime, (long) now);
- }
- else
- {
- printf("Statistics from %s", ctime(&stats.stat_itime));
- printf(" M msgsfr bytes_from msgsto bytes_to msgsrej msgsdis%sn",
- mnames ? " Mailer" : "");
- }
- for (i = 0; i < MAXMAILERS; i++)
- {
- if (stats.stat_nf[i] || stats.stat_nt[i] ||
- stats.stat_nr[i] || stats.stat_nd[i])
- {
- char *format;
- if (progmode)
- format = "%2d %8ld %10ld %8ld %10ld %6ld %6ld";
- else
- format = "%2d %8ld %10ldK %8ld %10ldK %6ld %6ld";
- printf(format, i,
- stats.stat_nf[i], stats.stat_bf[i],
- stats.stat_nt[i], stats.stat_bt[i],
- stats.stat_nr[i], stats.stat_nd[i]);
- if (mnames)
- printf(" %s", mtable[i]);
- printf("n");
- frmsgs += stats.stat_nf[i];
- frbytes += stats.stat_bf[i];
- tomsgs += stats.stat_nt[i];
- tobytes += stats.stat_bt[i];
- rejmsgs += stats.stat_nr[i];
- dismsgs += stats.stat_nd[i];
- }
- }
- if (progmode)
- {
- printf(" T %8ld %10ld %8ld %10ld %6ld %6ldn",
- frmsgs, frbytes, tomsgs, tobytes, rejmsgs, dismsgs);
- printf(" C %8ld %8ld %6ldn",
- stats.stat_cf, stats.stat_ct, stats.stat_cr);
- (void) close(fd);
- fd = open(sfile, O_RDWR | O_TRUNC);
- if (fd >= 0)
- (void) close(fd);
- }
- else
- {
- printf("=============================================================n");
- printf(" T %8ld %10ldK %8ld %10ldK %6ld %6ldn",
- frmsgs, frbytes, tomsgs, tobytes, rejmsgs, dismsgs);
- printf(" C %8ld %10s %8ld %10s %6ldn",
- stats.stat_cf, "", stats.stat_ct, "", stats.stat_cr);
- }
- exit(EX_OK);
- /* NOTREACHED */
- return EX_OK;
- }