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Syslogd normally converts messages of facility kern to facility

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user unless they come directly from the kernel. Document this and
add a flag to syslogd which prevents this conversion.

Sort getopt args while I'm at it.

PR:		21788
Submitted by:	Andre Albsmeier <andre.albsmeier@mchp.siemens.de>
This commit is contained in:
David Malone 2000-10-17 10:19:42 +00:00
parent bcfe1db87d
commit 481a19023e
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=67249
3 changed files with 30 additions and 3 deletions
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13
usr.sbin/syslogd/syslog.conf.5
View File

@ -391,6 +391,19 @@ auth.* |exec /usr/local/sbin/authfilter
# Log all security messages to a separate file.
security.* /var/log/security
.Ed
.Sh IMPLEMENTATION NOTES
The
.Dq kern
facility is usually reserved for messages
generated by the local kernel.
Other messages logged with facility
.Dq kern
are usually translated to facility
.Dq user .
This translation can be disabled,
see
.Xr syslogd 8
for details.
.Sh FILES
.Bl -tag -width /etc/syslog.conf -compact
.It Pa /etc/syslog.conf

12
usr.sbin/syslogd/syslogd.8
View File

@ -40,7 +40,7 @@
.Nd log systems messages
.Sh SYNOPSIS
.Nm
.Op Fl dnsuv
.Op Fl dknsuv
.Op Fl a Ar allowed_peer
.Op Fl f Ar config_file
.Op Fl m Ar mark_interval
@ -112,6 +112,16 @@ into debugging mode. This is probably only of use to developers working on
Specify the pathname of an alternate configuration file;
the default is
.Pa /etc/syslog.conf .
.It Fl k
Disable the translation of
messages received with facility
.Dq kern
to facility
.Dq user .
Usually the
.Dq kern
facility is reserved for messages read directly from
.Pa /dev/klog .
.It Fl m
Select the number of minutes between
.Dq mark

8
usr.sbin/syslogd/syslogd.c
View File

@ -269,6 +269,7 @@ int NumAllowed = 0; /* # of AllowedPeer entries */
int UniquePriority = 0; /* Only log specified priority? */
int LogFacPri = 0; /* Put facility and priority in log message: */
/* 0=no, 1=numeric, 2=names */
int KeepKernFac = 0; /* Keep remotely logged kernel facility */
int allowaddr __P((char *));
void cfline __P((char *, struct filed *, char *, char *));
@ -311,7 +312,7 @@ main(argc, argv)
pid_t ppid = 1;
socklen_t len;
while ((ch = getopt(argc, argv, "a:dl:f:m:p:nsuv")) != -1)
while ((ch = getopt(argc, argv, "a:df:kl:m:np:suv")) != -1)
switch (ch) {
case 'a': /* allow specific network addresses only */
if (allowaddr(optarg) == -1)
@ -323,6 +324,9 @@ main(argc, argv)
case 'f': /* configuration file */
ConfFile = optarg;
break;
case 'k': /* keep remote kern fac */
KeepKernFac = 1;
break;
case 'l':
if (nfunix < MAXFUNIX)
funixn[nfunix++] = optarg;
@ -580,7 +584,7 @@ printline(hname, msg)
pri = DEFUPRI;
/* don't allow users to log kernel messages */
if (LOG_FAC(pri) == LOG_KERN)
if (LOG_FAC(pri) == LOG_KERN && !KeepKernFac)
pri = LOG_MAKEPRI(LOG_USER, LOG_PRI(pri));
q = line;