mirror of
https://github.com/freebsd/freebsd-src
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Sync with the latest code from OpenBSD.
Approved by: rodrigc (mentor) Differential Revision: D3550
This commit is contained in:
Marcelo Araujo
parent
804fc8c859
commit
d84e564f14
Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=287424
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@ -1,3 +1,6 @@
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.\" $OpenBSD: yppoll.8,v 1.10 2014/09/08 01:27:56 schwarze Exp $
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.\" $NetBSD: yppoll.8,v 1.3 1996/02/28 01:23:12 thorpej Exp $
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.\"
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.\" Copyright (c) 1996 The NetBSD Foundation, Inc.
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.\" All rights reserved.
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.\"
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@ -16,52 +19,49 @@
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.\" THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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.\" ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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.\" TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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.\" PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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.\" BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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.\" PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE
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.\" LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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.\" CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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.\" SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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.\" INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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.\" CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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.\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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.\" POSSIBILITY OF SUCH DAMAGE.
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.\"
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.\" $FreeBSD$
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.\"
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.Dd May 31, 2015
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.Dd September 3, 2015
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.Dt YPPOLL 8
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.Os
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.Sh NAME
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.Nm yppoll
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.Nd ask version of YP map from YP server
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.Nd ask version of NIS map from NIS server
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.Sh SYNOPSIS
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.Nm
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.\".Op Fl h Ar host
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.Nm yppoll
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.Op Fl d Ar domain
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.Op Fl h Ar host
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.Ar mapname
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.Sh DESCRIPTION
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The
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.Nm
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utility
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asks a YP server process for the order number and which host is the master
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asks a NIS server process for the order number and which host is the master
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server for
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.Ar mapname .
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.Pp
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The options are as follows:
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.Bl -tag -width indent
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.\".It Fl h Ar host
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.\"Ask the YP server process running on
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.\".Ar host
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.\"for information about
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.\".Ar mapname .
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.\"If
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.\".Ar host
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.\"is not specified, the server polled is the default server returned by
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.\".Xr ypwhich 1 .
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.Bl -tag -width Ds
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.It Fl d Ar domain
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Use the YP domain
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Use the NIS domain
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.Ar domain
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instead of the default domain as returned by
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.Xr domainname 1 .
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.It Fl h Ar host
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Ask the NIS server process running on
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.Ar host
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for information about
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.Ar mapname .
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If
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.Ar host
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is not specified, the server polled is the default server returned by
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.Xr ypwhich 1 .
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.El
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.Sh SEE ALSO
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.Xr domainname 1 ,
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@ -72,6 +72,7 @@ instead of the default domain as returned by
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.Xr ypbind 8 ,
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.Xr ypset 8
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.Sh AUTHORS
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.An Theo De Raadt
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.An -nosplit
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.An Theo de Raadt
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and
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.An John Brezak
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@ -1,6 +1,9 @@
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/* $OpenBSD: yppoll.c,v 1.15 2015/01/16 06:40:22 deraadt Exp $ */
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/* $NetBSD: yppoll.c,v 1.5 1996/05/13 02:46:36 thorpej Exp $ */
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/*
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* Copyright (c) 1992/3 Theo de Raadt <deraadt@fsa.ca>
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* Copyright (c) 1992/3 John Brezak
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* Copyright (c) 1992, 1993 Theo de Raadt <deraadt@openbsd.org>
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* Copyright (c) 1992, 1993 John Brezak
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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@ -34,11 +37,17 @@ __FBSDID("$FreeBSD$");
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#include <sys/param.h>
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <arpa/inet.h>
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#include <netinet/in.h>
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#include <ctype.h>
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#include <err.h>
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#include <netdb.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <time.h>
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#include <timeconv.h>
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#include <unistd.h>
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#include <rpc/rpc.h>
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@ -49,59 +58,116 @@ __FBSDID("$FreeBSD$");
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static void
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usage(void)
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{
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#if 0
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fprintf(stderr, "usage: yppoll [-h host] [-d domainname] mapname\n");
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#else
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fprintf(stderr, "usage: yppoll [-d domainname] mapname\n");
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#endif
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fprintf(stderr, "usage: yppoll [-d domain] [-h host] mapname\n");
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exit(1);
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}
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static int
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get_remote_info(char *indomain, char *inmap, char *server, int *outorder,
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char **outname)
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{
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struct ypresp_order ypro;
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struct ypresp_master yprm;
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struct ypreq_nokey yprnk;
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struct timeval tv;
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struct sockaddr_in rsrv_sin;
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int rsrv_sock;
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CLIENT *client;
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struct hostent *h;
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int r;
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bzero((char *)&rsrv_sin, sizeof rsrv_sin);
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rsrv_sin.sin_len = sizeof rsrv_sin;
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rsrv_sin.sin_family = AF_INET;
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rsrv_sock = RPC_ANYSOCK;
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h = gethostbyname(server);
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if (h == NULL) {
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if (inet_aton(server, &rsrv_sin.sin_addr) == 0)
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errx(1, "unknown host %s.", server);
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} else
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rsrv_sin.sin_addr.s_addr = *(u_int32_t *)h->h_addr;
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tv.tv_sec = 10;
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tv.tv_usec = 0;
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client = clntudp_create(&rsrv_sin, YPPROG, YPVERS, tv, &rsrv_sock);
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if (client == NULL)
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errx(1, "clntudp_create: no contact with host %s.", server);
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yprnk.domain = indomain;
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yprnk.map = inmap;
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bzero((char *)(char *)&ypro, sizeof ypro);
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r = clnt_call(client, YPPROC_ORDER, (xdrproc_t)xdr_ypreq_nokey, &yprnk,
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(xdrproc_t)xdr_ypresp_order, &ypro, tv);
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if (r != RPC_SUCCESS)
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clnt_perror(client, "yp_order: clnt_call");
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*outorder = ypro.ordernum;
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xdr_free((xdrproc_t)xdr_ypresp_order, (char *)&ypro);
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r = ypprot_err(ypro.status);
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if (r == RPC_SUCCESS) {
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bzero((char *)&yprm, sizeof yprm);
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r = clnt_call(client, YPPROC_MASTER, (xdrproc_t)xdr_ypreq_nokey,
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&yprnk, (xdrproc_t)xdr_ypresp_master, &yprm, tv);
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if (r != RPC_SUCCESS)
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clnt_perror(client, "yp_master: clnt_call");
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r = ypprot_err(yprm.status);
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if (r == 0)
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*outname = (char *)strdup(yprm.master);
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xdr_free((xdrproc_t)xdr_ypresp_master, (char *)&yprm);
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}
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clnt_destroy(client);
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return (r);
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}
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int
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main(int argc, char *argv[])
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{
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char *domainname;
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#if 0
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char *hostname = "localhost";
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#endif
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char *inmap, *master;
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int order;
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int c, r;
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time_t t;
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char *domainname, *hostname = NULL, *inmap, *master;
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int order, c, r;
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time_t torder;
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yp_get_default_domain(&domainname);
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yp_get_default_domain(&domainname);
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while ((c = getopt(argc, argv, "h:d:")) != -1)
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switch (c) {
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case 'd':
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domainname = optarg;
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domainname = optarg;
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break;
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case 'h':
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#if 0
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hostname = optarg;
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#else
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/* does nothing */
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#endif
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break;
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case '?':
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usage();
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/*NOTREACHED*/
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case 'h':
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hostname = optarg;
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break;
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default:
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usage();
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/*NOTREACHED*/
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}
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if (optind + 1 != argc)
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usage();
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inmap = argv[optind];
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r = yp_order(domainname, inmap, &order);
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if (r != 0)
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errx(1, "no such map %s. Reason: %s", inmap, yperr_string(r));
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t = _int_to_time(order);
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printf("Map %s has order number %d. %s", inmap, order, ctime(&t));
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r = yp_master(domainname, inmap, &master);
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if (r != 0)
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errx(1, "no such map %s. Reason: %s", inmap, yperr_string(r));
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printf("The master server is %s.\n", master);
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if (hostname != NULL) {
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r = get_remote_info(domainname, inmap, hostname,
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&order, &master);
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} else {
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r = yp_order(domainname, inmap, &order);
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if (r == 0)
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r = yp_master(domainname, inmap, &master);
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}
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exit(0);
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if (r != 0)
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errx(1, "no such map %s: reason: %s",
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inmap, yperr_string(r));
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torder = order;
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printf("Map %s has order number %lld. %s", inmap,
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(long long)order, ctime(&torder));
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printf("The master server is %s.\n", master);
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exit(0);
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}
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