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syslogd: Drop -h flag, does not do anything since 353cd10

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Signed-off-by: Joachim Nilsson <troglobit@gmail.com>
This commit is contained in:
Joachim Nilsson 2019-11-13 10:22:15 +01:00
parent 18f9611d3e
commit c2d9f80859
2 changed files with 4 additions and 26 deletions
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18
man/syslogd.8
View File

@ -13,7 +13,7 @@
.Nd System Log Daemon
.Sh SYNOPSIS
.Nm
.Op Fl ?46Adhnsv
.Op Fl ?46Adnsv
.Op Fl b Ar addr[:port]
.Op Fl b Ar :port
.Op Fl f Ar file
@ -117,12 +117,6 @@ section for more information.
.It Fl f Ar file
Specify an alternative configuration file instead of the default
.Pa /etc/syslog.conf .
.It Fl h
By default syslogd will not forward messages it receives from remote
hosts. Specifying this switch on the command line will cause the log
daemon to forward any remote messages it receives to forwarding hosts
which have been defined. This can cause syslog loops that fill up hard
disks quite fast and thus needs to be used with caution.
.It Fl m Ar seconds
.Nm
logs a mark timestamp regularly. The default interval between two
@ -346,16 +340,6 @@ will retry resolving the name ten times before logging the error.
Another possibility to avoid this is to place the hostname in
.Pa /etc/hosts .
.Pp
To avoid syslog-loops (messages that were received from a remote host
are sent back to the same host, or more complicated to a third host that
sends it back to the first one, and so on),
.Nm
by default does not forward remote messages to another remote server.
If this for some reason is required, use the
.Fl h
option on the command line. However, this option needs to be handled
with caution since a syslog loop can fill up hard disks quite fast.
.Pp
If the remote host is located in the same domain as the host,
.Nm
is running on, only the simple hostname will be logged instead of the

10
src/syslogd.c
View File

@ -136,7 +136,6 @@ static int KeepKernFac; /* Keep remotely logged kernel facility */
static int LastAlarm = 0; /* last value passed to alarm() (seconds) */
static int DupesPending = 0; /* Number of unflushed duplicate messages */
static int NoHops = 1; /* Can we bounce syslog messages through an intermediate host. */
static off_t RotateSz = 0; /* Max file size (bytes) before rotating, disabled by default */
static int RotateCnt = 5; /* Max number (count) of log files to keep, set with -c <NUM> */
@ -194,7 +193,7 @@ static int addpeer(struct peer *pe0)
int usage(int code)
{
printf("Usage:\n"
" syslogd [-46Adnrsvh?] [-b :PORT] [-b ADDR[:PORT]] [-f FILE] [-m SEC]\n"
" syslogd [-46Adnrsv?] [-b :PORT] [-b ADDR[:PORT]] [-f FILE] [-m SEC]\n"
" [-P PID_FILE] [-p SOCK_PATH] [-R SIZE[:NUM]]\n"
"\n"
"Options:\n"
@ -206,7 +205,6 @@ int usage(int code)
" as a hostname ath the port as as ervice name, default syslog/514\n"
" -d Enable debug mode\n"
" -f FILE Alternate .conf file, default: /etc/syslog.conf\n"
" -h Forward messages from other hosts also to remote syslog host(s)\n"
" -m SEC Interval between MARK messages in log, 0 to disable, default: 20 min\n"
" -n Run in foreground, required when run from a modern init/supervisor\n"
" -P FILE File in which to store the process ID, default: %s\n"
@ -247,7 +245,7 @@ int main(int argc, char *argv[])
KeepKernFac = 1;
#endif
while ((ch = getopt(argc, argv, "46Ab:dhHf:m:nP:p:r:sv?")) != EOF) {
while ((ch = getopt(argc, argv, "46Ab:dHf:m:nP:p:r:sv?")) != EOF) {
switch ((char)ch) {
case '4':
family = PF_INET;
@ -284,10 +282,6 @@ int main(int argc, char *argv[])
RemoteHostname = 1;
break;
case 'h':
NoHops = 0;
break;
case 'm': /* mark interval */
MarkInterval = atoi(optarg) * 60;
break;