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Cosmetics in yp_error() and usage().

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This commit is contained in:
Philippe Charnier 1997-11-03 07:53:44 +00:00
parent 9737357a95
commit 73aabc1f3c
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=30911
2 changed files with 41 additions and 43 deletions
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51
usr.sbin/yppush/yppush.8
View File

@ -29,7 +29,7 @@
.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
.\" SUCH DAMAGE.
.\"
.\" $Id$
.\" $Id: yppush.8,v 1.6 1997/02/22 16:15:00 peter Exp $
.\"
.Dd February 5, 1995
.Dt YPPUSH 8
@ -47,7 +47,7 @@
.Op Fl v
.Ar mapname
.Sh DESCRIPTION
.Nm yppush
.Nm Yppush
distributes updated NIS databases (or
.Pa maps )
from an NIS master server to NIS slave servers within an NIS
@ -56,17 +56,19 @@ domain. It is normally only run on the NIS master by
whenever any of the NIS maps are updated. Note that
.Pa /var/yp/Makefile
does not invoke
.Nm yppush
.Nm
by default: the
.Nm NOPUSH=True
entry in the Makefile must first be commented out
(the default FreeBSD configuration assumes a small network with only
(the default
.Bx Free
configuration assumes a small network with only
a single NIS server; in such a configuration,
.Nm yppush
.Nm
is not needed).
.Pp
By default,
.Nm yppush
.Nm
determines the names of the slave servers for a domain by searching the
.Pa ypservers
map. A destination host (or a list of hosts) can also be manually
@ -79,31 +81,28 @@ Included within each request is the name of the map to be copied
and some special information required by
.Xr ypxfr 8
to successfully 'callback' to
.Nm yppush
.Nm
and carry out the transfer. Any error messages
.Nm yppush
.Nm
receives from
.Xr ypxfr 8
via callback will be printed to stderr.
.Pp
.Sh OPTIONS
The following options are supported by
.Nm yppush :
.Bl -tag -width flag
The following options are available:
.Bl -tag -width indent
.It Fl d Ar domain
Specify a particular domain. The NIS domain of
the local host system is used by default. If the local host's domain
name is not set, the domain name must be specified with this flag.
.It Fl t Ar timeout
The
.Fl t
flag is used to specify a timeout value in seconds. This timeout
Specify a timeout value in seconds. This timeout
controls how long
.Nm yppush
.Nm
will wait for a response from a slave server before sending a
map transfer request to the next slave server in its list.
.It Fl j Ar #parallel jobs
.Nm yppush
.Nm Yppush
normally performs transfers serially, meaning that it will
send a map transfer request to one slave server and then wait for
it to respond before moving on to the next slave server. In environments
@ -111,25 +110,23 @@ with many slaves, it is more efficient to initiate several map transfers
at once so that the transfers can take place in parallel. The
.Fl j
flag is used to specify the desired number of parallel jobs:
.Nm yppush
.Nm
will initiate the specified number of transfers immediately and
listen for responses. If the number of specified parallel jobs is
less than the number of slave servers,
.Nm yppush
.Nm
will initiate only the number of specified jobs and then wait
for some of them to finish before starting any more.
.Pp
Note that
.Nm yppush
.Nm
handles callbacks asynchronously, which means that it will collect
and display the callback information received from
.Xr ypxfr 8
as soon as it arrives, even it arrives before all of the map
transfer requests have been sent.
.It Fl h Ar host
The
.Fl h
flag can be used to transfer a map to a user-specified machine or
Can be used to transfer a map to a user-specified machine or
group of machines instead of the list of servers contained in
the
.Pa ypservers
@ -139,7 +136,7 @@ instances of the
flag.
.It Fl p Ar path
By default,
.Nm yppush
.Nm
expects all the local NIS maps to be stored under
.Pa /var/yp .
The
@ -148,10 +145,10 @@ flag can be used to specify an alternate path in the event that
the system administrator decides to store the NIS maps somewhere else.
.It Fl v
Verbose mode: causes
.Nm yppush
.Nm
to print debugging messages as it runs. Specifying this flag twice
makes
.Nm yppush
.Nm
even more verbose.
.Sh FILES
.Bl -tag -width Pa -compact
@ -166,7 +163,7 @@ a particular NIS domain.
.Sh BUGS
The mechanism for transferring NIS maps in NIS v1 is different
than that in NIS version 2. This version of
.Nm yppush
.Nm
has support for transferring maps to NIS v2 systems only.
.Sh AUTHOR
Bill Paul <wpaul@ctr.columbia.edu>
.An Bill Paul Aq wpaul@ctr.columbia.edu

33
usr.sbin/yppush/yppush_main.c
View File

@ -28,17 +28,20 @@
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $Id: yppush_main.c,v 1.7 1997/02/22 16:15:02 peter Exp $
*/
#ifndef lint
static const char rcsid[] =
"$Id$";
#endif /* not lint */
#include <errno.h>
#include <signal.h>
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <string.h>
#include <signal.h>
#include <time.h>
#include <errno.h>
#include <unistd.h>
#include <sys/socket.h>
#include <sys/fcntl.h>
#include <sys/wait.h>
@ -52,10 +55,6 @@ struct dom_binding {};
#include "ypxfr_extern.h"
#include "yppush_extern.h"
#ifndef lint
static const char rcsid[] = "$Id: yppush_main.c,v 1.7 1997/02/22 16:15:02 peter Exp $";
#endif
char *progname = "yppush";
int debug = 1;
int _rpcpmstart = 0;
@ -123,10 +122,10 @@ static int yppush_show_status(status, tid)
}
if (verbose > 1)
yp_error("Checking return status: Transaction ID: %lu",
yp_error("checking return status: transaction ID: %lu",
job->tid);
if (status != YPPUSH_SUCC || verbose) {
yp_error("Transfer of map %s to server %s %s.",
yp_error("transfer of map %s to server %s %s",
job->map, job->server, status == YPPUSH_SUCC ?
"succeeded" : "failed");
yp_error("status returned by ypxfr: %s", status > YPPUSH_AGE ?
@ -192,7 +191,7 @@ static void yppush_exit(now)
while(jptr) {
if (!jptr->polled)
yp_error("warning: exiting with transfer \
to %s (transid = %lu) still pending.", jptr->server, jptr->tid);
to %s (transid = %lu) still pending", jptr->server, jptr->tid);
svc_unregister(jptr->prognum, 1);
jptr = jptr->next;
}
@ -408,7 +407,7 @@ int yp_push(server, map, tid)
/* Register the job in our linked list of jobs. */
if ((job = (struct jobs *)malloc(sizeof (struct jobs))) == NULL) {
yp_error("malloc failed: %s", strerror(errno));
yp_error("malloc failed");
yppush_exit(1);
}
@ -521,14 +520,16 @@ int yppush_foreach(status, key, keylen, val, vallen, data)
static void usage()
{
fprintf (stderr, "%s: [-d domain] [-t timeout] [-j #parallel jobs] \
[-h host] [-p path] mapname\n", progname);
fprintf (stderr, "%s\n%s\n",
"usage: yppush [-d domain] [-t timeout] [-j #parallel jobs] [-h host]",
" [-p path] mapname");
exit(1);
}
/*
* Entry point. (About time!)
*/
int
main(argc,argv)
int argc;
char *argv[];
@ -559,7 +560,7 @@ main(argc,argv)
break;
case 'h': /* we can handle multiple hosts */
if ((tmp = (struct hostlist *)malloc(sizeof(struct hostlist))) == NULL) {
yp_error("malloc() failed: %s", strerror(errno));
yp_error("malloc failed");
yppush_exit(1);
}
tmp->name = strdup(optarg);