Add pt_tcplisten.c functionality, fix a few minor bugs
PR: kern/8793, misc/8796, kern/8797, kern/8798, kern/8050, kern/6758 Submitted by: Duncan Barclay <dmlb@ragnet.demon.co.uk>
This commit is contained in:
dillon
parent
ee8f25739e
commit
e5d328864e
@ -1,9 +1,9 @@
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# From: @(#)Makefile 8.3 (Berkeley) 3/27/94
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# $Id: Makefile,v 1.7 1997/03/11 12:34:55 peter Exp $
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# $Id: Makefile,v 1.8 1998/01/20 10:40:04 bde Exp $
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PROG= mount_portal
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SRCS= mount_portal.c activate.c conf.c getmntopts.c pt_conf.c \
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pt_exec.c pt_file.c pt_tcp.c
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pt_exec.c pt_file.c pt_tcp.c pt_tcplisten.c
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MAN8= mount_portal.8
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MOUNT= ${.CURDIR}/../mount
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@ -35,7 +35,7 @@
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.\" SUCH DAMAGE.
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.\"
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.\" @(#)mount_portal.8 8.3 (Berkeley) 3/27/94
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.\" $Id$
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.\" $Id: mount_portal.8,v 1.3 1998/07/06 07:19:25 charnier Exp $
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.\"
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.Dd March 27, 1994
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.Dt MOUNT_PORTAL 8
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@ -89,11 +89,22 @@ to the calling process as the result of the open system call.
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By convention, the portal daemon divides the namespace into sub-namespaces,
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each of which handles objects of a particular type.
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.Pp
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Currently, two sub-namespaces are implemented:
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The following sub-namespaces are currently implemented:
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.Pa tcplisten ,
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.Pa tcp
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and
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.Pa fs .
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The
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.Pa tcplisten
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namespace takes a slash separated hostname and port and creates a TCP/IP
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socket bound to the given hostname-port pair. The hostname may be
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specified as "ANY" to allow any other host to connect to the socket. A
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port number of 0 will dynamically allocate a port, this can be
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discovered by calling
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.Xr getsockname 8
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with the returned file descriptor. Privilaged ports can only be bound to
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by the super-user.
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The
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.Pa tcp
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namespace takes a hostname and a port (slash separated) and
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creates an open TCP/IP connection.
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@ -116,6 +127,7 @@ tells the daemon what type of object to create.
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Subsequent fields are passed to the creation function.
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.Bd -literal
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# @(#)portal.conf 5.1 (Berkeley) 7/13/92
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tcplisten/ tcplisten tcplisten/
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tcp/ tcp tcp/
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fs/ file fs/
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.Ed
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@ -45,7 +45,7 @@ char copyright[] =
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static char sccsid[] = "@(#)mount_portal.c 8.6 (Berkeley) 4/26/95";
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#endif
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static const char rcsid[] =
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"$Id$";
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"$Id: mount_portal.c,v 1.13 1998/07/06 07:19:25 charnier Exp $";
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#endif /* not lint */
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#include <sys/param.h>
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@ -190,7 +190,9 @@ main(argc, argv)
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/*
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* Everything is ready to go - now is a good time to fork
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*/
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#ifndef DEBUG
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daemon(0, 0);
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#endif
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/*
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* Start logging (and change name)
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@ -36,7 +36,7 @@
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*
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* @(#)portald.h 8.1 (Berkeley) 6/5/93
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*
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* $Id$
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* $Id: portald.h,v 1.3 1997/02/22 14:32:55 peter Exp $
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*/
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#include <sys/cdefs.h>
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@ -73,6 +73,8 @@ extern int portal_file __P((struct portal_cred *,
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char *key, char **v, int so, int *fdp));
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extern int portal_tcp __P((struct portal_cred *,
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char *key, char **v, int so, int *fdp));
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extern int portal_tcplisten __P((struct portal_cred *,
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char *key, char **v, int so, int *fdp));
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/*
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* Global functions
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@ -39,7 +39,7 @@
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#ifndef lint
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static const char rcsid[] =
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"$Id$";
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"$Id: pt_conf.c,v 1.4 1998/07/06 07:19:25 charnier Exp $";
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#endif /* not lint */
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#include <sys/types.h>
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@ -50,5 +50,6 @@ provider providers[] = {
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{ "exec", portal_exec },
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{ "file", portal_file },
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{ "tcp", portal_tcp },
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{ "tcplisten", portal_tcplisten },
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{ 0, 0 }
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};
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@ -39,7 +39,7 @@
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#ifndef lint
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static const char rcsid[] =
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"$Id$";
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"$Id: pt_tcp.c,v 1.7 1998/07/06 07:19:27 charnier Exp $";
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#endif /* not lint */
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#include <errno.h>
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@ -124,16 +124,16 @@ int portal_tcp(pcr, key, v, kso, fdp)
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#endif
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sp = getservbyname(port, "tcp");
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if (sp != NULL)
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if (sp != NULL) {
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s_port = (u_short)sp->s_port;
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else {
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} else {
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s_port = strtoul(port, &p, 0);
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if (s_port == 0 || *p != '\0')
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return (EINVAL);
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s_port = htons(s_port);
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}
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#ifdef DEBUG
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printf ("port number for %s is %d\n", port, ntohs(s_port));
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printf ("port number for %s is %d\n", port, (int)ntohs(s_port));
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#endif
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memset(&sain, 0, sizeof(sain));
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206
sbin/mount_portal/pt_tcplisten.c
Normal file
206
sbin/mount_portal/pt_tcplisten.c
Normal file
@ -0,0 +1,206 @@
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/*
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* Copyright (c) 1992, 1993
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* The Regents of the University of California. All rights reserved.
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* All rights reserved.
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*
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* This code is derived from software donated to Berkeley by
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* Jan-Simon Pendry.
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*
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* Modified by Duncan Barclay.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* @(#)pt_tcp.c 8.3 (Berkeley) 3/27/94
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*
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* pt_tcp.c,v 1.1.1.1 1994/05/26 06:34:34 rgrimes Exp
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*/
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#include <stdio.h>
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#include <unistd.h>
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#include <stdlib.h>
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#include <errno.h>
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#include <strings.h>
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#include <sys/types.h>
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#include <sys/param.h>
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#include <sys/syslog.h>
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#include <sys/socket.h>
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#include <netinet/in.h>
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#include <arpa/inet.h>
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#include <netdb.h>
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#include "portald.h"
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/*
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* Key will be tcplisten/host/port
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*
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* Create a TCP socket bound to the requested host and port.
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* If the host is "ANY" the receving address will be set to INADDR_ANY.
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* If the port is 0 the caller must find out the returned port number
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* using a call to getsockname.
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*
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* XXX! The owner of the socket will be root rather then the user. This
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* may cause remote auth (identd) to return unexpected results.
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*
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*/
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int portal_tcplisten(pcr, key, v, kso, fdp)
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struct portal_cred *pcr;
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char *key;
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char **v;
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int kso;
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int *fdp;
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{
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char host[MAXHOSTNAMELEN];
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char port[MAXHOSTNAMELEN];
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char *p = key + (v[1] ? strlen(v[1]) : 0);
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char *q;
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struct hostent *hp;
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struct servent *sp;
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struct in_addr **ipp;
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struct in_addr *ip[2];
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struct in_addr ina;
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u_short s_port;
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int any = 0;
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struct sockaddr_in sain;
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q = strchr(p, '/');
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if (q == 0 || q - p >= sizeof(host))
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return (EINVAL);
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*q = '\0';
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snprintf(host, sizeof(host), "%s", p);
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p = q + 1;
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q = strchr(p, '/');
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if (q)
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*q = '\0';
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if (strlen(p) >= sizeof(port))
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return (EINVAL);
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snprintf(port, sizeof(port), "%s", p);
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if (strcmp(host, "ANY") == 0) {
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any = 1;
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} else {
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hp = gethostbyname(host);
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if (hp != 0) {
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ipp = (struct in_addr **) hp->h_addr_list;
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} else {
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ina.s_addr = inet_addr(host);
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if (ina.s_addr == INADDR_NONE)
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return (EINVAL);
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ip[0] = &ina;
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ip[1] = 0;
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ipp = ip;
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}
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}
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#ifdef DEBUG
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if (any)
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printf("INADDR_ANY to be used for hostname\n");
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else
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printf("inet address for %s is %s\n", host, inet_ntoa(*ipp[0]));
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#endif
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sp = getservbyname(port, "tcp");
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if (sp != NULL) {
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s_port = (u_short) sp->s_port;
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} else {
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s_port = strtoul(port, &p, 0);
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if (*p != '\0')
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return (EINVAL);
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s_port = htons(s_port);
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}
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if ((ntohs(s_port) != 0) &&
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(ntohs(s_port) <= IPPORT_RESERVED) &&
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(pcr->pcr_uid != 0))
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return (EPERM);
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#ifdef DEBUG
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printf("port number for %s is %d\n", port, ntohs(s_port));
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#endif
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memset(&sain, 0, sizeof(sain));
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sain.sin_len = sizeof(sain);
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sain.sin_family = AF_INET;
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sain.sin_port = s_port;
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if (any) {
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int so;
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int sock;
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so = socket(AF_INET, SOCK_STREAM, 0);
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if (so < 0) {
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syslog(LOG_ERR, "socket: %m");
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return (errno);
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}
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sain.sin_addr.s_addr = INADDR_ANY;
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if (bind(so, (struct sockaddr *) &sain, sizeof(sain)) == 0) {
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listen(so, 1);
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if ((sock = accept(so, (struct sockaddr *)0, (int *)0)) == -1) {
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syslog(LOG_ERR, "accept: %m");
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(void) close(so);
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return (errno);
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}
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*fdp = sock;
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(void) close(so);
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return (0);
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}
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syslog(LOG_ERR, "bind: %m");
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(void) close(so);
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return (errno);
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}
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while (ipp[0]) {
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int so;
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int sock;
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so = socket(AF_INET, SOCK_STREAM, 0);
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if (so < 0) {
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syslog(LOG_ERR, "socket: %m");
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return (errno);
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}
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sain.sin_addr = *ipp[0];
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if (bind(so, (struct sockaddr *) &sain, sizeof(sain)) == 0) {
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listen(so, 1);
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if ((sock = accept(so, (struct sockaddr *)0, (int *)0)) == -1) {
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syslog(LOG_ERR, "accept: %m");
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(void) close(so);
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return (errno);
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}
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*fdp = sock;
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(void) close(so);
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return (0);
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}
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(void) close(so);
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ipp++;
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}
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syslog(LOG_ERR, "bind: %m");
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return (errno);
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}
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@ -1,9 +1,9 @@
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# From: @(#)Makefile 8.3 (Berkeley) 3/27/94
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# $Id: Makefile,v 1.7 1997/03/11 12:34:55 peter Exp $
|
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# $Id: Makefile,v 1.8 1998/01/20 10:40:04 bde Exp $
|
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|
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PROG= mount_portal
|
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SRCS= mount_portal.c activate.c conf.c getmntopts.c pt_conf.c \
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pt_exec.c pt_file.c pt_tcp.c
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pt_exec.c pt_file.c pt_tcp.c pt_tcplisten.c
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MAN8= mount_portal.8
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MOUNT= ${.CURDIR}/../mount
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@ -35,7 +35,7 @@
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.\" SUCH DAMAGE.
|
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.\"
|
||||
.\" @(#)mount_portal.8 8.3 (Berkeley) 3/27/94
|
||||
.\" $Id$
|
||||
.\" $Id: mount_portal.8,v 1.3 1998/07/06 07:19:25 charnier Exp $
|
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.\"
|
||||
.Dd March 27, 1994
|
||||
.Dt MOUNT_PORTAL 8
|
||||
@ -89,11 +89,22 @@ to the calling process as the result of the open system call.
|
||||
By convention, the portal daemon divides the namespace into sub-namespaces,
|
||||
each of which handles objects of a particular type.
|
||||
.Pp
|
||||
Currently, two sub-namespaces are implemented:
|
||||
The following sub-namespaces are currently implemented:
|
||||
.Pa tcplisten ,
|
||||
.Pa tcp
|
||||
and
|
||||
.Pa fs .
|
||||
The
|
||||
.Pa tcplisten
|
||||
namespace takes a slash separated hostname and port and creates a TCP/IP
|
||||
socket bound to the given hostname-port pair. The hostname may be
|
||||
specified as "ANY" to allow any other host to connect to the socket. A
|
||||
port number of 0 will dynamically allocate a port, this can be
|
||||
discovered by calling
|
||||
.Xr getsockname 8
|
||||
with the returned file descriptor. Privilaged ports can only be bound to
|
||||
by the super-user.
|
||||
The
|
||||
.Pa tcp
|
||||
namespace takes a hostname and a port (slash separated) and
|
||||
creates an open TCP/IP connection.
|
||||
@ -116,6 +127,7 @@ tells the daemon what type of object to create.
|
||||
Subsequent fields are passed to the creation function.
|
||||
.Bd -literal
|
||||
# @(#)portal.conf 5.1 (Berkeley) 7/13/92
|
||||
tcplisten/ tcplisten tcplisten/
|
||||
tcp/ tcp tcp/
|
||||
fs/ file fs/
|
||||
.Ed
|
||||
|
||||
@ -45,7 +45,7 @@ char copyright[] =
|
||||
static char sccsid[] = "@(#)mount_portal.c 8.6 (Berkeley) 4/26/95";
|
||||
#endif
|
||||
static const char rcsid[] =
|
||||
"$Id$";
|
||||
"$Id: mount_portal.c,v 1.13 1998/07/06 07:19:25 charnier Exp $";
|
||||
#endif /* not lint */
|
||||
|
||||
#include <sys/param.h>
|
||||
@ -190,7 +190,9 @@ main(argc, argv)
|
||||
/*
|
||||
* Everything is ready to go - now is a good time to fork
|
||||
*/
|
||||
#ifndef DEBUG
|
||||
daemon(0, 0);
|
||||
#endif
|
||||
|
||||
/*
|
||||
* Start logging (and change name)
|
||||
|
||||
@ -36,7 +36,7 @@
|
||||
*
|
||||
* @(#)portald.h 8.1 (Berkeley) 6/5/93
|
||||
*
|
||||
* $Id$
|
||||
* $Id: portald.h,v 1.3 1997/02/22 14:32:55 peter Exp $
|
||||
*/
|
||||
|
||||
#include <sys/cdefs.h>
|
||||
@ -73,6 +73,8 @@ extern int portal_file __P((struct portal_cred *,
|
||||
char *key, char **v, int so, int *fdp));
|
||||
extern int portal_tcp __P((struct portal_cred *,
|
||||
char *key, char **v, int so, int *fdp));
|
||||
extern int portal_tcplisten __P((struct portal_cred *,
|
||||
char *key, char **v, int so, int *fdp));
|
||||
|
||||
/*
|
||||
* Global functions
|
||||
|
||||
@ -39,7 +39,7 @@
|
||||
|
||||
#ifndef lint
|
||||
static const char rcsid[] =
|
||||
"$Id$";
|
||||
"$Id: pt_conf.c,v 1.4 1998/07/06 07:19:25 charnier Exp $";
|
||||
#endif /* not lint */
|
||||
|
||||
#include <sys/types.h>
|
||||
@ -50,5 +50,6 @@ provider providers[] = {
|
||||
{ "exec", portal_exec },
|
||||
{ "file", portal_file },
|
||||
{ "tcp", portal_tcp },
|
||||
{ "tcplisten", portal_tcplisten },
|
||||
{ 0, 0 }
|
||||
};
|
||||
|
||||
@ -39,7 +39,7 @@
|
||||
|
||||
#ifndef lint
|
||||
static const char rcsid[] =
|
||||
"$Id$";
|
||||
"$Id: pt_tcp.c,v 1.7 1998/07/06 07:19:27 charnier Exp $";
|
||||
#endif /* not lint */
|
||||
|
||||
#include <errno.h>
|
||||
@ -124,16 +124,16 @@ int portal_tcp(pcr, key, v, kso, fdp)
|
||||
#endif
|
||||
|
||||
sp = getservbyname(port, "tcp");
|
||||
if (sp != NULL)
|
||||
if (sp != NULL) {
|
||||
s_port = (u_short)sp->s_port;
|
||||
else {
|
||||
} else {
|
||||
s_port = strtoul(port, &p, 0);
|
||||
if (s_port == 0 || *p != '\0')
|
||||
return (EINVAL);
|
||||
s_port = htons(s_port);
|
||||
}
|
||||
#ifdef DEBUG
|
||||
printf ("port number for %s is %d\n", port, ntohs(s_port));
|
||||
printf ("port number for %s is %d\n", port, (int)ntohs(s_port));
|
||||
#endif
|
||||
|
||||
memset(&sain, 0, sizeof(sain));
|
||||
|
||||
206
sbin/mount_portalfs/pt_tcplisten.c
Normal file
206
sbin/mount_portalfs/pt_tcplisten.c
Normal file
@ -0,0 +1,206 @@
|
||||
/*
|
||||
* Copyright (c) 1992, 1993
|
||||
* The Regents of the University of California. All rights reserved.
|
||||
* All rights reserved.
|
||||
*
|
||||
* This code is derived from software donated to Berkeley by
|
||||
* Jan-Simon Pendry.
|
||||
*
|
||||
* Modified by Duncan Barclay.
|
||||
*
|
||||
* 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 the University of
|
||||
* California, Berkeley and its contributors.
|
||||
* 4. Neither the name of the University nor the names of its contributors
|
||||
* may be used to endorse or promote products derived from this software
|
||||
* without specific prior written permission.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``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 REGENTS OR CONTRIBUTORS 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.
|
||||
*
|
||||
* @(#)pt_tcp.c 8.3 (Berkeley) 3/27/94
|
||||
*
|
||||
* pt_tcp.c,v 1.1.1.1 1994/05/26 06:34:34 rgrimes Exp
|
||||
*/
|
||||
|
||||
#include <stdio.h>
|
||||
#include <unistd.h>
|
||||
#include <stdlib.h>
|
||||
#include <errno.h>
|
||||
#include <strings.h>
|
||||
#include <sys/types.h>
|
||||
#include <sys/param.h>
|
||||
#include <sys/syslog.h>
|
||||
#include <sys/socket.h>
|
||||
#include <netinet/in.h>
|
||||
#include <arpa/inet.h>
|
||||
#include <netdb.h>
|
||||
|
||||
#include "portald.h"
|
||||
|
||||
/*
|
||||
* Key will be tcplisten/host/port
|
||||
*
|
||||
* Create a TCP socket bound to the requested host and port.
|
||||
* If the host is "ANY" the receving address will be set to INADDR_ANY.
|
||||
* If the port is 0 the caller must find out the returned port number
|
||||
* using a call to getsockname.
|
||||
*
|
||||
* XXX! The owner of the socket will be root rather then the user. This
|
||||
* may cause remote auth (identd) to return unexpected results.
|
||||
*
|
||||
*/
|
||||
int portal_tcplisten(pcr, key, v, kso, fdp)
|
||||
struct portal_cred *pcr;
|
||||
char *key;
|
||||
char **v;
|
||||
int kso;
|
||||
int *fdp;
|
||||
{
|
||||
char host[MAXHOSTNAMELEN];
|
||||
char port[MAXHOSTNAMELEN];
|
||||
char *p = key + (v[1] ? strlen(v[1]) : 0);
|
||||
char *q;
|
||||
struct hostent *hp;
|
||||
struct servent *sp;
|
||||
struct in_addr **ipp;
|
||||
struct in_addr *ip[2];
|
||||
struct in_addr ina;
|
||||
u_short s_port;
|
||||
int any = 0;
|
||||
struct sockaddr_in sain;
|
||||
|
||||
q = strchr(p, '/');
|
||||
if (q == 0 || q - p >= sizeof(host))
|
||||
return (EINVAL);
|
||||
*q = '\0';
|
||||
snprintf(host, sizeof(host), "%s", p);
|
||||
p = q + 1;
|
||||
|
||||
q = strchr(p, '/');
|
||||
if (q)
|
||||
*q = '\0';
|
||||
if (strlen(p) >= sizeof(port))
|
||||
return (EINVAL);
|
||||
snprintf(port, sizeof(port), "%s", p);
|
||||
|
||||
if (strcmp(host, "ANY") == 0) {
|
||||
any = 1;
|
||||
} else {
|
||||
hp = gethostbyname(host);
|
||||
if (hp != 0) {
|
||||
ipp = (struct in_addr **) hp->h_addr_list;
|
||||
} else {
|
||||
ina.s_addr = inet_addr(host);
|
||||
if (ina.s_addr == INADDR_NONE)
|
||||
return (EINVAL);
|
||||
ip[0] = &ina;
|
||||
ip[1] = 0;
|
||||
ipp = ip;
|
||||
}
|
||||
}
|
||||
#ifdef DEBUG
|
||||
if (any)
|
||||
printf("INADDR_ANY to be used for hostname\n");
|
||||
else
|
||||
printf("inet address for %s is %s\n", host, inet_ntoa(*ipp[0]));
|
||||
#endif
|
||||
|
||||
sp = getservbyname(port, "tcp");
|
||||
if (sp != NULL) {
|
||||
s_port = (u_short) sp->s_port;
|
||||
} else {
|
||||
s_port = strtoul(port, &p, 0);
|
||||
if (*p != '\0')
|
||||
return (EINVAL);
|
||||
s_port = htons(s_port);
|
||||
}
|
||||
if ((ntohs(s_port) != 0) &&
|
||||
(ntohs(s_port) <= IPPORT_RESERVED) &&
|
||||
(pcr->pcr_uid != 0))
|
||||
return (EPERM);
|
||||
#ifdef DEBUG
|
||||
printf("port number for %s is %d\n", port, ntohs(s_port));
|
||||
#endif
|
||||
|
||||
memset(&sain, 0, sizeof(sain));
|
||||
sain.sin_len = sizeof(sain);
|
||||
sain.sin_family = AF_INET;
|
||||
sain.sin_port = s_port;
|
||||
|
||||
if (any) {
|
||||
int so;
|
||||
int sock;
|
||||
|
||||
so = socket(AF_INET, SOCK_STREAM, 0);
|
||||
if (so < 0) {
|
||||
syslog(LOG_ERR, "socket: %m");
|
||||
return (errno);
|
||||
}
|
||||
|
||||
sain.sin_addr.s_addr = INADDR_ANY;
|
||||
if (bind(so, (struct sockaddr *) &sain, sizeof(sain)) == 0) {
|
||||
listen(so, 1);
|
||||
if ((sock = accept(so, (struct sockaddr *)0, (int *)0)) == -1) {
|
||||
syslog(LOG_ERR, "accept: %m");
|
||||
(void) close(so);
|
||||
return (errno);
|
||||
}
|
||||
*fdp = sock;
|
||||
(void) close(so);
|
||||
return (0);
|
||||
}
|
||||
syslog(LOG_ERR, "bind: %m");
|
||||
(void) close(so);
|
||||
return (errno);
|
||||
}
|
||||
|
||||
while (ipp[0]) {
|
||||
int so;
|
||||
int sock;
|
||||
|
||||
so = socket(AF_INET, SOCK_STREAM, 0);
|
||||
if (so < 0) {
|
||||
syslog(LOG_ERR, "socket: %m");
|
||||
return (errno);
|
||||
}
|
||||
|
||||
sain.sin_addr = *ipp[0];
|
||||
if (bind(so, (struct sockaddr *) &sain, sizeof(sain)) == 0) {
|
||||
listen(so, 1);
|
||||
if ((sock = accept(so, (struct sockaddr *)0, (int *)0)) == -1) {
|
||||
syslog(LOG_ERR, "accept: %m");
|
||||
(void) close(so);
|
||||
return (errno);
|
||||
}
|
||||
*fdp = sock;
|
||||
(void) close(so);
|
||||
return (0);
|
||||
}
|
||||
(void) close(so);
|
||||
|
||||
ipp++;
|
||||
}
|
||||
|
||||
syslog(LOG_ERR, "bind: %m");
|
||||
return (errno);
|
||||
|
||||
}
|
||||
@ -1,9 +1,9 @@
|
||||
# From: @(#)Makefile 8.3 (Berkeley) 3/27/94
|
||||
# $Id: Makefile,v 1.7 1997/03/11 12:34:55 peter Exp $
|
||||
# $Id: Makefile,v 1.8 1998/01/20 10:40:04 bde Exp $
|
||||
|
||||
PROG= mount_portal
|
||||
SRCS= mount_portal.c activate.c conf.c getmntopts.c pt_conf.c \
|
||||
pt_exec.c pt_file.c pt_tcp.c
|
||||
pt_exec.c pt_file.c pt_tcp.c pt_tcplisten.c
|
||||
MAN8= mount_portal.8
|
||||
|
||||
MOUNT= ${.CURDIR}/../mount
|
||||
|
||||
@ -35,7 +35,7 @@
|
||||
.\" SUCH DAMAGE.
|
||||
.\"
|
||||
.\" @(#)mount_portal.8 8.3 (Berkeley) 3/27/94
|
||||
.\" $Id$
|
||||
.\" $Id: mount_portal.8,v 1.3 1998/07/06 07:19:25 charnier Exp $
|
||||
.\"
|
||||
.Dd March 27, 1994
|
||||
.Dt MOUNT_PORTAL 8
|
||||
@ -89,11 +89,22 @@ to the calling process as the result of the open system call.
|
||||
By convention, the portal daemon divides the namespace into sub-namespaces,
|
||||
each of which handles objects of a particular type.
|
||||
.Pp
|
||||
Currently, two sub-namespaces are implemented:
|
||||
The following sub-namespaces are currently implemented:
|
||||
.Pa tcplisten ,
|
||||
.Pa tcp
|
||||
and
|
||||
.Pa fs .
|
||||
The
|
||||
.Pa tcplisten
|
||||
namespace takes a slash separated hostname and port and creates a TCP/IP
|
||||
socket bound to the given hostname-port pair. The hostname may be
|
||||
specified as "ANY" to allow any other host to connect to the socket. A
|
||||
port number of 0 will dynamically allocate a port, this can be
|
||||
discovered by calling
|
||||
.Xr getsockname 8
|
||||
with the returned file descriptor. Privilaged ports can only be bound to
|
||||
by the super-user.
|
||||
The
|
||||
.Pa tcp
|
||||
namespace takes a hostname and a port (slash separated) and
|
||||
creates an open TCP/IP connection.
|
||||
@ -116,6 +127,7 @@ tells the daemon what type of object to create.
|
||||
Subsequent fields are passed to the creation function.
|
||||
.Bd -literal
|
||||
# @(#)portal.conf 5.1 (Berkeley) 7/13/92
|
||||
tcplisten/ tcplisten tcplisten/
|
||||
tcp/ tcp tcp/
|
||||
fs/ file fs/
|
||||
.Ed
|
||||
|
||||
@ -45,7 +45,7 @@ char copyright[] =
|
||||
static char sccsid[] = "@(#)mount_portal.c 8.6 (Berkeley) 4/26/95";
|
||||
#endif
|
||||
static const char rcsid[] =
|
||||
"$Id$";
|
||||
"$Id: mount_portal.c,v 1.13 1998/07/06 07:19:25 charnier Exp $";
|
||||
#endif /* not lint */
|
||||
|
||||
#include <sys/param.h>
|
||||
@ -190,7 +190,9 @@ main(argc, argv)
|
||||
/*
|
||||
* Everything is ready to go - now is a good time to fork
|
||||
*/
|
||||
#ifndef DEBUG
|
||||
daemon(0, 0);
|
||||
#endif
|
||||
|
||||
/*
|
||||
* Start logging (and change name)
|
||||
|
||||
@ -36,7 +36,7 @@
|
||||
*
|
||||
* @(#)portald.h 8.1 (Berkeley) 6/5/93
|
||||
*
|
||||
* $Id$
|
||||
* $Id: portald.h,v 1.3 1997/02/22 14:32:55 peter Exp $
|
||||
*/
|
||||
|
||||
#include <sys/cdefs.h>
|
||||
@ -73,6 +73,8 @@ extern int portal_file __P((struct portal_cred *,
|
||||
char *key, char **v, int so, int *fdp));
|
||||
extern int portal_tcp __P((struct portal_cred *,
|
||||
char *key, char **v, int so, int *fdp));
|
||||
extern int portal_tcplisten __P((struct portal_cred *,
|
||||
char *key, char **v, int so, int *fdp));
|
||||
|
||||
/*
|
||||
* Global functions
|
||||
|
||||
@ -39,7 +39,7 @@
|
||||
|
||||
#ifndef lint
|
||||
static const char rcsid[] =
|
||||
"$Id$";
|
||||
"$Id: pt_conf.c,v 1.4 1998/07/06 07:19:25 charnier Exp $";
|
||||
#endif /* not lint */
|
||||
|
||||
#include <sys/types.h>
|
||||
@ -50,5 +50,6 @@ provider providers[] = {
|
||||
{ "exec", portal_exec },
|
||||
{ "file", portal_file },
|
||||
{ "tcp", portal_tcp },
|
||||
{ "tcplisten", portal_tcplisten },
|
||||
{ 0, 0 }
|
||||
};
|
||||
|
||||
@ -39,7 +39,7 @@
|
||||
|
||||
#ifndef lint
|
||||
static const char rcsid[] =
|
||||
"$Id$";
|
||||
"$Id: pt_tcp.c,v 1.7 1998/07/06 07:19:27 charnier Exp $";
|
||||
#endif /* not lint */
|
||||
|
||||
#include <errno.h>
|
||||
@ -124,16 +124,16 @@ int portal_tcp(pcr, key, v, kso, fdp)
|
||||
#endif
|
||||
|
||||
sp = getservbyname(port, "tcp");
|
||||
if (sp != NULL)
|
||||
if (sp != NULL) {
|
||||
s_port = (u_short)sp->s_port;
|
||||
else {
|
||||
} else {
|
||||
s_port = strtoul(port, &p, 0);
|
||||
if (s_port == 0 || *p != '\0')
|
||||
return (EINVAL);
|
||||
s_port = htons(s_port);
|
||||
}
|
||||
#ifdef DEBUG
|
||||
printf ("port number for %s is %d\n", port, ntohs(s_port));
|
||||
printf ("port number for %s is %d\n", port, (int)ntohs(s_port));
|
||||
#endif
|
||||
|
||||
memset(&sain, 0, sizeof(sain));
|
||||
|
||||
206
usr.sbin/mount_portalfs/pt_tcplisten.c
Normal file
206
usr.sbin/mount_portalfs/pt_tcplisten.c
Normal file
@ -0,0 +1,206 @@
|
||||
/*
|
||||
* Copyright (c) 1992, 1993
|
||||
* The Regents of the University of California. All rights reserved.
|
||||
* All rights reserved.
|
||||
*
|
||||
* This code is derived from software donated to Berkeley by
|
||||
* Jan-Simon Pendry.
|
||||
*
|
||||
* Modified by Duncan Barclay.
|
||||
*
|
||||
* 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 the University of
|
||||
* California, Berkeley and its contributors.
|
||||
* 4. Neither the name of the University nor the names of its contributors
|
||||
* may be used to endorse or promote products derived from this software
|
||||
* without specific prior written permission.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``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 REGENTS OR CONTRIBUTORS 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.
|
||||
*
|
||||
* @(#)pt_tcp.c 8.3 (Berkeley) 3/27/94
|
||||
*
|
||||
* pt_tcp.c,v 1.1.1.1 1994/05/26 06:34:34 rgrimes Exp
|
||||
*/
|
||||
|
||||
#include <stdio.h>
|
||||
#include <unistd.h>
|
||||
#include <stdlib.h>
|
||||
#include <errno.h>
|
||||
#include <strings.h>
|
||||
#include <sys/types.h>
|
||||
#include <sys/param.h>
|
||||
#include <sys/syslog.h>
|
||||
#include <sys/socket.h>
|
||||
#include <netinet/in.h>
|
||||
#include <arpa/inet.h>
|
||||
#include <netdb.h>
|
||||
|
||||
#include "portald.h"
|
||||
|
||||
/*
|
||||
* Key will be tcplisten/host/port
|
||||
*
|
||||
* Create a TCP socket bound to the requested host and port.
|
||||
* If the host is "ANY" the receving address will be set to INADDR_ANY.
|
||||
* If the port is 0 the caller must find out the returned port number
|
||||
* using a call to getsockname.
|
||||
*
|
||||
* XXX! The owner of the socket will be root rather then the user. This
|
||||
* may cause remote auth (identd) to return unexpected results.
|
||||
*
|
||||
*/
|
||||
int portal_tcplisten(pcr, key, v, kso, fdp)
|
||||
struct portal_cred *pcr;
|
||||
char *key;
|
||||
char **v;
|
||||
int kso;
|
||||
int *fdp;
|
||||
{
|
||||
char host[MAXHOSTNAMELEN];
|
||||
char port[MAXHOSTNAMELEN];
|
||||
char *p = key + (v[1] ? strlen(v[1]) : 0);
|
||||
char *q;
|
||||
struct hostent *hp;
|
||||
struct servent *sp;
|
||||
struct in_addr **ipp;
|
||||
struct in_addr *ip[2];
|
||||
struct in_addr ina;
|
||||
u_short s_port;
|
||||
int any = 0;
|
||||
struct sockaddr_in sain;
|
||||
|
||||
q = strchr(p, '/');
|
||||
if (q == 0 || q - p >= sizeof(host))
|
||||
return (EINVAL);
|
||||
*q = '\0';
|
||||
snprintf(host, sizeof(host), "%s", p);
|
||||
p = q + 1;
|
||||
|
||||
q = strchr(p, '/');
|
||||
if (q)
|
||||
*q = '\0';
|
||||
if (strlen(p) >= sizeof(port))
|
||||
return (EINVAL);
|
||||
snprintf(port, sizeof(port), "%s", p);
|
||||
|
||||
if (strcmp(host, "ANY") == 0) {
|
||||
any = 1;
|
||||
} else {
|
||||
hp = gethostbyname(host);
|
||||
if (hp != 0) {
|
||||
ipp = (struct in_addr **) hp->h_addr_list;
|
||||
} else {
|
||||
ina.s_addr = inet_addr(host);
|
||||
if (ina.s_addr == INADDR_NONE)
|
||||
return (EINVAL);
|
||||
ip[0] = &ina;
|
||||
ip[1] = 0;
|
||||
ipp = ip;
|
||||
}
|
||||
}
|
||||
#ifdef DEBUG
|
||||
if (any)
|
||||
printf("INADDR_ANY to be used for hostname\n");
|
||||
else
|
||||
printf("inet address for %s is %s\n", host, inet_ntoa(*ipp[0]));
|
||||
#endif
|
||||
|
||||
sp = getservbyname(port, "tcp");
|
||||
if (sp != NULL) {
|
||||
s_port = (u_short) sp->s_port;
|
||||
} else {
|
||||
s_port = strtoul(port, &p, 0);
|
||||
if (*p != '\0')
|
||||
return (EINVAL);
|
||||
s_port = htons(s_port);
|
||||
}
|
||||
if ((ntohs(s_port) != 0) &&
|
||||
(ntohs(s_port) <= IPPORT_RESERVED) &&
|
||||
(pcr->pcr_uid != 0))
|
||||
return (EPERM);
|
||||
#ifdef DEBUG
|
||||
printf("port number for %s is %d\n", port, ntohs(s_port));
|
||||
#endif
|
||||
|
||||
memset(&sain, 0, sizeof(sain));
|
||||
sain.sin_len = sizeof(sain);
|
||||
sain.sin_family = AF_INET;
|
||||
sain.sin_port = s_port;
|
||||
|
||||
if (any) {
|
||||
int so;
|
||||
int sock;
|
||||
|
||||
so = socket(AF_INET, SOCK_STREAM, 0);
|
||||
if (so < 0) {
|
||||
syslog(LOG_ERR, "socket: %m");
|
||||
return (errno);
|
||||
}
|
||||
|
||||
sain.sin_addr.s_addr = INADDR_ANY;
|
||||
if (bind(so, (struct sockaddr *) &sain, sizeof(sain)) == 0) {
|
||||
listen(so, 1);
|
||||
if ((sock = accept(so, (struct sockaddr *)0, (int *)0)) == -1) {
|
||||
syslog(LOG_ERR, "accept: %m");
|
||||
(void) close(so);
|
||||
return (errno);
|
||||
}
|
||||
*fdp = sock;
|
||||
(void) close(so);
|
||||
return (0);
|
||||
}
|
||||
syslog(LOG_ERR, "bind: %m");
|
||||
(void) close(so);
|
||||
return (errno);
|
||||
}
|
||||
|
||||
while (ipp[0]) {
|
||||
int so;
|
||||
int sock;
|
||||
|
||||
so = socket(AF_INET, SOCK_STREAM, 0);
|
||||
if (so < 0) {
|
||||
syslog(LOG_ERR, "socket: %m");
|
||||
return (errno);
|
||||
}
|
||||
|
||||
sain.sin_addr = *ipp[0];
|
||||
if (bind(so, (struct sockaddr *) &sain, sizeof(sain)) == 0) {
|
||||
listen(so, 1);
|
||||
if ((sock = accept(so, (struct sockaddr *)0, (int *)0)) == -1) {
|
||||
syslog(LOG_ERR, "accept: %m");
|
||||
(void) close(so);
|
||||
return (errno);
|
||||
}
|
||||
*fdp = sock;
|
||||
(void) close(so);
|
||||
return (0);
|
||||
}
|
||||
(void) close(so);
|
||||
|
||||
ipp++;
|
||||
}
|
||||
|
||||
syslog(LOG_ERR, "bind: %m");
|
||||
return (errno);
|
||||
|
||||
}
|
||||
Loading…
Reference in New Issue
Block a user