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/*
* Copyright (c) 1998 Sendmail, Inc. All rights reserved.
* Copyright (c) 1983, 1995-1997 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 sccsid[] = "@(#)stats.c 8.22 (Berkeley) 5/19/1998";
#endif /* not lint */
# include "sendmail.h"
# include "mailstats.h"
struct statistics Stat;
bool GotStats = FALSE; /* set when we have stats to merge */
#define ONE_K 1000 /* one thousand (twenty-four?) */
#define KBYTES(x) (((x) + (ONE_K - 1)) / ONE_K)
/*
** MARKSTATS -- mark statistics
*/
void
markstats(e, to, reject)
register ENVELOPE *e;
register ADDRESS *to;
bool reject;
{
if (reject == TRUE)
{
if (e->e_from.q_mailer != NULL)
{
if (bitset(EF_DISCARD, e->e_flags))
Stat.stat_nd[e->e_from.q_mailer->m_mno]++;
else
Stat.stat_nr[e->e_from.q_mailer->m_mno]++;
}
}
else if (to == NULL)
{
if (e->e_from.q_mailer != NULL)
{
Stat.stat_nf[e->e_from.q_mailer->m_mno]++;
Stat.stat_bf[e->e_from.q_mailer->m_mno] +=
KBYTES(e->e_msgsize);
}
}
else
{
Stat.stat_nt[to->q_mailer->m_mno]++;
Stat.stat_bt[to->q_mailer->m_mno] += KBYTES(e->e_msgsize);
}
GotStats = TRUE;
}
/*
** POSTSTATS -- post statistics in the statistics file
**
** Parameters:
** sfile -- the name of the statistics file.
**
** Returns:
** none.
**
** Side Effects:
** merges the Stat structure with the sfile file.
*/
void
poststats(sfile)
char *sfile;
{
register int fd;
int sff = SFF_REGONLY|SFF_OPENASROOT;
struct statistics stat;
extern off_t lseek();
if (sfile == NULL || !GotStats)
return;
(void) time(&Stat.stat_itime);
Stat.stat_size = sizeof Stat;
Stat.stat_magic = STAT_MAGIC;
Stat.stat_version = STAT_VERSION;
if (!bitset(DBS_WRITESTATSTOSYMLINK, DontBlameSendmail))
sff |= SFF_NOSLINK;
if (!bitset(DBS_WRITESTATSTOHARDLINK, DontBlameSendmail))
sff |= SFF_NOHLINK;
fd = safeopen(sfile, O_RDWR, 0644, sff);
if (fd < 0)
{
if (LogLevel > 12)
sm_syslog(LOG_INFO, NOQID, "poststats: %s: %s",
sfile, errstring(errno));
errno = 0;
return;
}
if (read(fd, (char *) &stat, sizeof stat) == sizeof stat &&
stat.stat_size == sizeof stat &&
stat.stat_magic == Stat.stat_magic &&
stat.stat_version == Stat.stat_version)
{
/* merge current statistics into statfile */
register int i;
for (i = 0; i < MAXMAILERS; i++)
{
stat.stat_nf[i] += Stat.stat_nf[i];
stat.stat_bf[i] += Stat.stat_bf[i];
stat.stat_nt[i] += Stat.stat_nt[i];
stat.stat_bt[i] += Stat.stat_bt[i];
stat.stat_nr[i] += Stat.stat_nr[i];
stat.stat_nd[i] += Stat.stat_nd[i];
}
}
else
bcopy((char *) &Stat, (char *) &stat, sizeof stat);
/* write out results */
(void) lseek(fd, (off_t) 0, 0);
(void) write(fd, (char *) &stat, sizeof stat);
(void) close(fd);
/* clear the structure to avoid future disappointment */
bzero(&Stat, sizeof stat);
GotStats = FALSE;
}
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