148 lines
3.9 KiB
C
148 lines
3.9 KiB
C
/* $NetBSD: yppasswdd_mkpw.c,v 1.3 1997/07/24 08:54:56 phil Exp $ */
|
|
|
|
/*
|
|
* Copyright (c) 1996 Jason R. Thorpe <thorpej@NetBSD.ORG>
|
|
* All rights reserved.
|
|
*
|
|
* Copyright (c) 1994 Mats O Jansson <moj@stacken.kth.se>
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
* 3. All advertising materials mentioning features or use of this software
|
|
* must display the following acknowledgement:
|
|
* This product includes software developed by Mats O Jansson
|
|
* 4. The name of the author may not be used to endorse or promote products
|
|
* derived from this software without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
|
|
* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
|
|
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
|
|
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
* 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.
|
|
*/
|
|
|
|
#include <sys/types.h>
|
|
#include <sys/stat.h>
|
|
#include <sys/time.h>
|
|
#include <sys/resource.h>
|
|
#include <sys/wait.h>
|
|
#include <err.h>
|
|
#include <fcntl.h>
|
|
#include <stdio.h>
|
|
#include <pwd.h>
|
|
#include <signal.h>
|
|
#include <stdlib.h>
|
|
#include <unistd.h>
|
|
#include <util.h>
|
|
|
|
#include <rpc/rpc.h>
|
|
#include <rpc/xdr.h>
|
|
#include <rpcsvc/yppasswd.h>
|
|
|
|
extern int noshell;
|
|
extern int nogecos;
|
|
extern int nopw;
|
|
extern int make;
|
|
extern char make_arg[];
|
|
|
|
void make_passwd __P((yppasswd *, struct svc_req *, SVCXPRT *));
|
|
|
|
int handling_request; /* simple mutex */
|
|
|
|
void
|
|
make_passwd(argp, rqstp, transp)
|
|
yppasswd *argp;
|
|
struct svc_req *rqstp;
|
|
SVCXPRT *transp;
|
|
{
|
|
struct passwd *pw;
|
|
int pfd, tfd;
|
|
|
|
#define REPLY(val) do { \
|
|
int res = (val); \
|
|
if (!svc_sendreply(transp, xdr_int, (caddr_t)&res)) \
|
|
svcerr_systemerr(transp); \
|
|
} while (0)
|
|
|
|
#define RETURN(val) do { \
|
|
REPLY((val)); \
|
|
handling_request = 0; \
|
|
return; \
|
|
} while (0)
|
|
|
|
if (handling_request) {
|
|
warnx("already handling request; try again later");
|
|
REPLY(1);
|
|
return;
|
|
}
|
|
handling_request = 1;
|
|
|
|
pw = getpwnam(argp->newpw.pw_name);
|
|
if (!pw)
|
|
RETURN(1);
|
|
|
|
if (strcmp(crypt(argp->oldpass, pw->pw_passwd), pw->pw_passwd) != 0)
|
|
RETURN(1);
|
|
|
|
pw_init();
|
|
tfd = pw_lock(0);
|
|
if (tfd < 0) {
|
|
warnx("the passwd file is busy.");
|
|
RETURN(1);
|
|
}
|
|
pfd = open(_PATH_MASTERPASSWD, O_RDONLY, 0);
|
|
if (pfd < 0) {
|
|
pw_abort();
|
|
warnx(_PATH_MASTERPASSWD);
|
|
RETURN(1);
|
|
}
|
|
|
|
/*
|
|
* Get the new password. Reset passwd change time to zero; when
|
|
* classes are implemented, go and get the "offset" value for this
|
|
* class and reset the timer.
|
|
*/
|
|
if (!nopw) {
|
|
pw->pw_passwd = argp->newpw.pw_passwd;
|
|
pw->pw_change = 0;
|
|
}
|
|
if (!nogecos)
|
|
pw->pw_gecos = argp->newpw.pw_gecos;
|
|
if (!noshell)
|
|
pw->pw_shell = argp->newpw.pw_shell;
|
|
|
|
pw_copy(pfd, tfd, pw, NULL);
|
|
|
|
if (pw_mkdb() < 0) {
|
|
warnx("pw_mkdb failed");
|
|
pw_abort();
|
|
RETURN(1);
|
|
}
|
|
|
|
/* XXX RESTORE SIGNAL STATE? XXX */
|
|
|
|
/* Notify caller we succeeded. */
|
|
REPLY(0);
|
|
|
|
/* Update the YP maps. */
|
|
if (chdir("/var/yp"))
|
|
err(1, "/var/yp");
|
|
(void) umask(022);
|
|
(void) system(make_arg);
|
|
|
|
handling_request = 0;
|
|
}
|