Bring in NFSv3 code by Rick Macklem (from Lite2)
This commit is contained in:
fvdl
parent
56a654e17f
commit
322cd1a032
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@ -1,4 +1,4 @@
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.\" $NetBSD: exports.5,v 1.8 1995/03/18 14:58:28 cgd Exp $
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.\" $NetBSD: exports.5,v 1.9 1996/02/18 11:57:50 fvdl Exp $
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.\"
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.\" Copyright (c) 1989, 1991, 1993
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.\" The Regents of the University of California. All rights reserved.
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@ -31,9 +31,9 @@
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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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.\" @(#)exports.5 8.2 (Berkeley) 1/28/94
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.\" @(#)exports.5 8.3 (Berkeley) 3/29/95
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.\"
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.Dd January 28, 1994
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.Dd March 29, 1995
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.Dt EXPORTS 5
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.Os
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.Sh NAME
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@ -51,7 +51,9 @@ file specifies remote mount points for the
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mount protocol per the
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.Tn NFS
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server specification; see
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.%T "Network File System Protocol Specification \\*(tNRFC\\*(sP 1094, Appendix A" .
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.%T "Network File System Protocol Specification \\*(tNRFC\\*(sP 1094, Appendix A"
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and
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.%T "NFS: Network File System Version 3 Specification, Appendix I" .
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.Pp
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Each line in the file
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(other than comment lines that begin with a #)
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@ -73,7 +75,10 @@ The second is to specify the pathname of the root of the filesystem
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followed by the
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.Fl alldirs
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flag;
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this form allows the host(s) to mount any directory within the filesystem.
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this form allows the host(s) to mount at any point within the filesystem,
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including regular files if the
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.Fl r
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option is used on mountd.
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The pathnames must not have any symbolic links in them and should not have
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any "." or ".." components.
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Mount points for a filesystem may appear on multiple lines each with
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@ -142,8 +147,7 @@ The
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.Fl kerb
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option specifies that the Kerberos authentication server should be
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used to authenticate and map client credentials.
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(Note that this is NOT Sun NFS compatible and
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is supported for TCP transport only.)
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This option requires that the kernel be built with the NFSKERB option.
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.Pp
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The
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.Fl ro
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@ -1,4 +1,4 @@
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.\" $NetBSD: mountd.8,v 1.10 1995/11/06 07:00:14 thorpej Exp $
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.\" $NetBSD: mountd.8,v 1.11 1996/02/18 11:57:51 fvdl Exp $
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.\"
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.\" Copyright (c) 1989, 1991, 1993
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.\" The Regents of the University of California. All rights reserved.
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@ -31,9 +31,9 @@
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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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.\" @(#)mountd.8 8.1 (Berkeley) 6/9/93
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.\" @(#)mountd.8 8.4 (Berkeley) 4/28/95
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.\"
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.Dd June 9, 1993
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.Dd April 28, 1995
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.Dt MOUNTD 8
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.Os
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.Sh NAME
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@ -55,7 +55,9 @@ listens for service requests at the port indicated in the
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.Tn NFS
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server specification; see
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.%T "Network File System Protocol Specification" ,
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RFC1094.
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RFC1094, Appendix A and
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.%T "NFS: Network File System Version 3 Protocol Specification" ,
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Appendix I.
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.Pp
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Options and operands available for
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.Nm mountd :
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@ -1,4 +1,4 @@
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/* $NetBSD: mountd.c,v 1.30 1995/11/28 05:25:47 jtc Exp $ */
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/* $NetBSD: mountd.c,v 1.31 1996/02/18 11:57:53 fvdl Exp $ */
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/*
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* Copyright (c) 1989, 1993
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@ -44,9 +44,9 @@ static char copyright[] =
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#ifndef lint
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#if 0
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static char sccsid[] = "@(#)mountd.c 8.8 (Berkeley) 2/20/94";
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static char sccsid[] = "@(#)mountd.c 8.15 (Berkeley) 5/1/95";
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#else
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static char rcsid[] = "$NetBSD: mountd.c,v 1.30 1995/11/28 05:25:47 jtc Exp $";
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static char rcsid[] = "$NetBSD: mountd.c,v 1.31 1996/02/18 11:57:53 fvdl Exp $";
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#endif
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#endif /* not lint */
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@ -66,7 +66,7 @@ static char rcsid[] = "$NetBSD: mountd.c,v 1.30 1995/11/28 05:25:47 jtc Exp $";
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#include <netiso/iso.h>
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#endif
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#include <nfs/rpcv2.h>
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#include <nfs/nfsv2.h>
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#include <nfs/nfsproto.h>
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#include <arpa/inet.h>
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@ -102,6 +102,8 @@ struct dirlist {
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};
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/* dp_flag bits */
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#define DP_DEFSET 0x1
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#define DP_HOSTSET 0x2
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#define DP_KERB 0x4
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struct exportlist {
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struct exportlist *ex_next;
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@ -140,18 +142,25 @@ struct grouplist {
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#define GT_ISO 0x4
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struct hostlist {
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int ht_flag; /* Uses DP_xx bits */
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struct grouplist *ht_grp;
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struct hostlist *ht_next;
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};
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struct fhreturn {
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int fhr_flag;
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int fhr_vers;
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nfsfh_t fhr_fh;
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};
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/* Global defs */
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char *add_expdir __P((struct dirlist **, char *, int));
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void add_dlist __P((struct dirlist **, struct dirlist *,
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struct grouplist *));
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struct grouplist *, int));
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void add_mlist __P((char *, char *));
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int check_dirpath __P((char *));
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int check_options __P((struct dirlist *));
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int chk_host __P((struct dirlist *, u_long, int *));
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int chk_host __P((struct dirlist *, u_long, int *, int *));
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void del_mlist __P((char *, char *));
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struct dirlist *dirp_search __P((struct dirlist *, char *));
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int do_mount __P((struct exportlist *, struct grouplist *, int,
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@ -166,6 +175,7 @@ void free_grp __P((struct grouplist *));
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void free_host __P((struct hostlist *));
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void get_exportlist __P((void));
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int get_host __P((char *, struct grouplist *));
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int get_num __P((char *));
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struct hostlist *get_ht __P((void));
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int get_line __P((void));
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void get_mountlist __P((void));
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@ -184,7 +194,7 @@ void send_umntall __P((void));
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int umntall_each __P((caddr_t, struct sockaddr_in *));
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int xdr_dir __P((XDR *, char *));
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int xdr_explist __P((XDR *, caddr_t));
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int xdr_fhs __P((XDR *, nfsv2fh_t *));
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int xdr_fhs __P((XDR *, caddr_t));
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int xdr_mlist __P((XDR *, caddr_t));
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/* C library */
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@ -237,7 +247,7 @@ main(argc, argv)
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SVCXPRT *udptransp, *tcptransp;
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int c;
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while ((c = getopt(argc, argv, "dn")) != EOF)
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while ((c = getopt(argc, argv, "dnr")) != EOF)
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switch (c) {
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case 'd':
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debug = 1;
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@ -245,6 +255,9 @@ main(argc, argv)
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case 'n':
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resvport_only = 0;
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break;
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case 'r':
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/* Compatibility */
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break;
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default:
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fprintf(stderr, "Usage: mountd [-dn] [export_file]\n");
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exit(1);
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@ -287,9 +300,14 @@ main(argc, argv)
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exit(1);
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}
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pmap_unset(RPCPROG_MNT, RPCMNT_VER1);
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pmap_unset(RPCPROG_MNT, RPCMNT_VER3);
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if (!svc_register(udptransp, RPCPROG_MNT, RPCMNT_VER1, mntsrv,
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IPPROTO_UDP) ||
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!svc_register(udptransp, RPCPROG_MNT, RPCMNT_VER3, mntsrv,
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IPPROTO_UDP) ||
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!svc_register(tcptransp, RPCPROG_MNT, RPCMNT_VER1, mntsrv,
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IPPROTO_TCP) ||
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!svc_register(tcptransp, RPCPROG_MNT, RPCMNT_VER3, mntsrv,
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IPPROTO_TCP)) {
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syslog(LOG_ERR, "Can't register mount");
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exit(1);
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@ -309,16 +327,18 @@ mntsrv(rqstp, transp)
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{
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struct exportlist *ep;
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struct dirlist *dp;
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nfsv2fh_t nfh;
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struct fhreturn fhr;
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struct stat stb;
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struct statfs fsb;
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struct hostent *hp;
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u_long saddr;
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u_short sport;
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char rpcpath[RPCMNT_PATHLEN+1], dirpath[MAXPATHLEN];
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int bad = ENOENT, defset;
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sigset_t sigset, osigset;
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int bad = ENOENT, defset, hostset;
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sigset_t sighup_mask;
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sigemptyset(&sighup_mask);
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sigaddset(&sighup_mask, SIGHUP);
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saddr = transp->xp_raddr.sin_addr.s_addr;
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sport = ntohs(transp->xp_raddr.sin_port);
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hp = (struct hostent *)NULL;
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@ -354,28 +374,31 @@ mntsrv(rqstp, transp)
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}
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/* Check in the exports list */
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sigemptyset(&sigset);
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sigaddset(&sigset, SIGHUP);
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sigprocmask(SIG_BLOCK, &sigset, &osigset);
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sigprocmask(SIG_BLOCK, &sighup_mask, NULL);
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ep = ex_search(&fsb.f_fsid);
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defset = 0;
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if (ep && (chk_host(ep->ex_defdir, saddr, &defset) ||
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hostset = defset = 0;
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if (ep && (chk_host(ep->ex_defdir, saddr, &defset, &hostset) ||
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((dp = dirp_search(ep->ex_dirl, dirpath)) &&
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chk_host(dp, saddr, &defset)) ||
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chk_host(dp, saddr, &defset, &hostset)) ||
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(defset && scan_tree(ep->ex_defdir, saddr) == 0 &&
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scan_tree(ep->ex_dirl, saddr) == 0))) {
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if (hostset & DP_HOSTSET)
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fhr.fhr_flag = hostset;
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else
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fhr.fhr_flag = defset;
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fhr.fhr_vers = rqstp->rq_vers;
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/* Get the file handle */
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memset(&nfh, 0, sizeof(nfh));
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if (getfh(dirpath, (fhandle_t *)&nfh) < 0) {
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memset(&fhr.fhr_fh, 0, sizeof(nfsfh_t));
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if (getfh(dirpath, (fhandle_t *)&fhr.fhr_fh) < 0) {
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bad = errno;
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syslog(LOG_ERR, "Can't get fh for %s", dirpath);
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if (!svc_sendreply(transp, xdr_long,
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(caddr_t)&bad))
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syslog(LOG_ERR, "Can't send reply");
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sigprocmask(SIG_SETMASK, &osigset, NULL);
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sigprocmask(SIG_UNBLOCK, &sighup_mask, NULL);
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return;
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}
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if (!svc_sendreply(transp, xdr_fhs, (caddr_t)&nfh))
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if (!svc_sendreply(transp, xdr_fhs, (caddr_t)&fhr))
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syslog(LOG_ERR, "Can't send reply");
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if (hp == NULL)
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hp = gethostbyaddr((caddr_t)&saddr,
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@ -392,7 +415,7 @@ mntsrv(rqstp, transp)
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if (!svc_sendreply(transp, xdr_long, (caddr_t)&bad))
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syslog(LOG_ERR, "Can't send reply");
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}
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sigprocmask(SIG_SETMASK, &osigset, NULL);
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sigprocmask(SIG_UNBLOCK, &sighup_mask, NULL);
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return;
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case RPCMNT_DUMP:
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if (!svc_sendreply(transp, xdr_mlist, (caddr_t)NULL))
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@ -448,18 +471,37 @@ xdr_dir(xdrsp, dirp)
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}
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/*
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* Xdr routine to generate fhstatus
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* Xdr routine to generate file handle reply
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*/
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int
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xdr_fhs(xdrsp, nfh)
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xdr_fhs(xdrsp, cp)
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XDR *xdrsp;
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nfsv2fh_t *nfh;
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caddr_t cp;
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{
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long ok = 0;
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register struct fhreturn *fhrp = (struct fhreturn *)cp;
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long ok = 0, len, auth;
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if (!xdr_long(xdrsp, &ok))
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return (0);
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return (xdr_opaque(xdrsp, (caddr_t)nfh, NFSX_FH));
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switch (fhrp->fhr_vers) {
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case 1:
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return (xdr_opaque(xdrsp, (caddr_t)&fhrp->fhr_fh, NFSX_V2FH));
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case 3:
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len = NFSX_V3FH;
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if (!xdr_long(xdrsp, &len))
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return (0);
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if (!xdr_opaque(xdrsp, (caddr_t)&fhrp->fhr_fh, len))
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return (0);
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if (fhrp->fhr_flag & DP_KERB)
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auth = RPCAUTH_KERB4;
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else
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auth = RPCAUTH_UNIX;
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len = 1;
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if (!xdr_long(xdrsp, &len))
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return (0);
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return (xdr_long(xdrsp, &auth));
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};
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return (0);
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}
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int
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@ -500,11 +542,11 @@ xdr_explist(xdrsp, cp)
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struct exportlist *ep;
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int false = 0;
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int putdef;
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sigset_t sigset, osigset;
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sigset_t sighup_mask;
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sigemptyset(&sigset);
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sigaddset(&sigset, SIGHUP);
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sigprocmask(SIG_BLOCK, &sigset, &osigset);
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sigemptyset(&sighup_mask);
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sigaddset(&sighup_mask, SIGHUP);
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sigprocmask(SIG_BLOCK, &sighup_mask, NULL);
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ep = exphead;
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while (ep) {
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putdef = 0;
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@ -516,12 +558,12 @@ xdr_explist(xdrsp, cp)
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goto errout;
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ep = ep->ex_next;
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}
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sigprocmask(SIG_SETMASK, &osigset, NULL);
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sigprocmask(SIG_UNBLOCK, &sighup_mask, NULL);
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if (!xdr_bool(xdrsp, &false))
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return (0);
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return (1);
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errout:
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sigprocmask(SIG_SETMASK, &osigset, NULL);
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sigprocmask(SIG_UNBLOCK, &sighup_mask, NULL);
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return (0);
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}
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@ -789,6 +831,7 @@ get_exportlist()
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if (get_host(hst, grp)) {
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syslog(LOG_ERR, "Bad netgroup %s", cp);
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getexp_err(ep, tgrp);
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endnetgrent();
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goto nextline;
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}
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} else if (get_host(cp, grp)) {
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|
@ -849,12 +892,12 @@ get_exportlist()
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* Success. Update the data structures.
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*/
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if (has_host) {
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hang_dirp(dirhead, tgrp, ep, (opt_flags & OP_ALLDIRS));
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hang_dirp(dirhead, tgrp, ep, opt_flags);
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grp->gr_next = grphead;
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grphead = tgrp;
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} else {
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hang_dirp(dirhead, (struct grouplist *)NULL, ep,
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(opt_flags & OP_ALLDIRS));
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opt_flags);
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free_grp(grp);
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}
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dirhead = (struct dirlist *)NULL;
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@ -978,24 +1021,28 @@ add_expdir(dpp, cp, len)
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* and update the entry for host.
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*/
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void
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hang_dirp(dp, grp, ep, alldirs)
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hang_dirp(dp, grp, ep, flags)
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struct dirlist *dp;
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struct grouplist *grp;
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struct exportlist *ep;
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int alldirs;
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int flags;
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{
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struct hostlist *hp;
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struct dirlist *dp2;
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if (alldirs) {
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if (flags & OP_ALLDIRS) {
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if (ep->ex_defdir)
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free((caddr_t)dp);
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else
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ep->ex_defdir = dp;
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if (grp == (struct grouplist *)NULL)
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if (grp == (struct grouplist *)NULL) {
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ep->ex_defdir->dp_flag |= DP_DEFSET;
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else while (grp) {
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if (flags & OP_KERB)
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ep->ex_defdir->dp_flag |= DP_KERB;
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} else while (grp) {
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hp = get_ht();
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if (flags & OP_KERB)
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hp->ht_flag |= DP_KERB;
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hp->ht_grp = grp;
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hp->ht_next = ep->ex_defdir->dp_hosts;
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ep->ex_defdir->dp_hosts = hp;
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|
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@ -1008,7 +1055,7 @@ hang_dirp(dp, grp, ep, alldirs)
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*/
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while (dp) {
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dp2 = dp->dp_left;
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add_dlist(&ep->ex_dirl, dp, grp);
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add_dlist(&ep->ex_dirl, dp, grp, flags);
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dp = dp2;
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}
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}
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|
|
@ -1019,10 +1066,11 @@ hang_dirp(dp, grp, ep, alldirs)
|
|||
* for the new directory or adding the new node.
|
||||
*/
|
||||
void
|
||||
add_dlist(dpp, newdp, grp)
|
||||
add_dlist(dpp, newdp, grp, flags)
|
||||
struct dirlist **dpp;
|
||||
struct dirlist *newdp;
|
||||
struct grouplist *grp;
|
||||
int flags;
|
||||
{
|
||||
struct dirlist *dp;
|
||||
struct hostlist *hp;
|
||||
|
|
@ -1032,10 +1080,10 @@ add_dlist(dpp, newdp, grp)
|
|||
if (dp) {
|
||||
cmp = strcmp(dp->dp_dirp, newdp->dp_dirp);
|
||||
if (cmp > 0) {
|
||||
add_dlist(&dp->dp_left, newdp, grp);
|
||||
add_dlist(&dp->dp_left, newdp, grp, flags);
|
||||
return;
|
||||
} else if (cmp < 0) {
|
||||
add_dlist(&dp->dp_right, newdp, grp);
|
||||
add_dlist(&dp->dp_right, newdp, grp, flags);
|
||||
return;
|
||||
} else
|
||||
free((caddr_t)newdp);
|
||||
|
|
@ -1051,13 +1099,18 @@ add_dlist(dpp, newdp, grp)
|
|||
*/
|
||||
do {
|
||||
hp = get_ht();
|
||||
if (flags & OP_KERB)
|
||||
hp->ht_flag |= DP_KERB;
|
||||
hp->ht_grp = grp;
|
||||
hp->ht_next = dp->dp_hosts;
|
||||
dp->dp_hosts = hp;
|
||||
grp = grp->gr_next;
|
||||
} while (grp);
|
||||
} else
|
||||
} else {
|
||||
dp->dp_flag |= DP_DEFSET;
|
||||
if (flags & OP_KERB)
|
||||
dp->dp_flag |= DP_KERB;
|
||||
}
|
||||
}
|
||||
|
||||
/*
|
||||
|
|
@ -1086,10 +1139,11 @@ dirp_search(dp, dirpath)
|
|||
* Scan for a host match in a directory tree.
|
||||
*/
|
||||
int
|
||||
chk_host(dp, saddr, defsetp)
|
||||
chk_host(dp, saddr, defsetp, hostsetp)
|
||||
struct dirlist *dp;
|
||||
u_long saddr;
|
||||
int *defsetp;
|
||||
int *hostsetp;
|
||||
{
|
||||
struct hostlist *hp;
|
||||
struct grouplist *grp;
|
||||
|
|
@ -1097,7 +1151,7 @@ chk_host(dp, saddr, defsetp)
|
|||
|
||||
if (dp) {
|
||||
if (dp->dp_flag & DP_DEFSET)
|
||||
*defsetp = 1;
|
||||
*defsetp = dp->dp_flag;
|
||||
hp = dp->dp_hosts;
|
||||
while (hp) {
|
||||
grp = hp->ht_grp;
|
||||
|
|
@ -1106,15 +1160,19 @@ chk_host(dp, saddr, defsetp)
|
|||
addrp = (u_long **)
|
||||
grp->gr_ptr.gt_hostent->h_addr_list;
|
||||
while (*addrp) {
|
||||
if (**addrp == saddr)
|
||||
if (**addrp == saddr) {
|
||||
*hostsetp = (hp->ht_flag | DP_HOSTSET);
|
||||
return (1);
|
||||
}
|
||||
addrp++;
|
||||
}
|
||||
break;
|
||||
case GT_NET:
|
||||
if ((saddr & grp->gr_ptr.gt_net.nt_mask) ==
|
||||
grp->gr_ptr.gt_net.nt_net)
|
||||
grp->gr_ptr.gt_net.nt_net) {
|
||||
*hostsetp = (hp->ht_flag | DP_HOSTSET);
|
||||
return (1);
|
||||
}
|
||||
break;
|
||||
};
|
||||
hp = hp->ht_next;
|
||||
|
|
@ -1131,12 +1189,12 @@ scan_tree(dp, saddr)
|
|||
struct dirlist *dp;
|
||||
u_long saddr;
|
||||
{
|
||||
int defset;
|
||||
int defset, hostset;
|
||||
|
||||
if (dp) {
|
||||
if (scan_tree(dp->dp_left, saddr))
|
||||
return (1);
|
||||
if (chk_host(dp, saddr, &defset))
|
||||
if (chk_host(dp, saddr, &defset, &hostset))
|
||||
return (1);
|
||||
if (scan_tree(dp->dp_right, saddr))
|
||||
return (1);
|
||||
|
|
@ -1294,7 +1352,7 @@ get_host(cp, grp)
|
|||
if (isdigit(*cp)) {
|
||||
saddr = inet_addr(cp);
|
||||
if (saddr == -1) {
|
||||
syslog(LOG_ERR, "Inet_addr failed");
|
||||
syslog(LOG_ERR, "Inet_addr failed for %s", cp);
|
||||
return (1);
|
||||
}
|
||||
if ((hp = gethostbyaddr((caddr_t)&saddr, sizeof (saddr),
|
||||
|
|
@ -1308,7 +1366,7 @@ get_host(cp, grp)
|
|||
aptr[1] = (char *)NULL;
|
||||
}
|
||||
} else {
|
||||
syslog(LOG_ERR, "Gethostbyname failed");
|
||||
syslog(LOG_ERR, "Gethostbyname failed for %s", cp);
|
||||
return (1);
|
||||
}
|
||||
}
|
||||
|
|
@ -1390,6 +1448,7 @@ get_ht()
|
|||
if (hp == (struct hostlist *)NULL)
|
||||
out_of_mem();
|
||||
hp->ht_next = (struct hostlist *)NULL;
|
||||
hp->ht_flag = 0;
|
||||
return (hp);
|
||||
}
|
||||
|
||||
|
|
@ -1545,7 +1604,8 @@ do_mount(ep, grp, exflags, anoncrp, dirp, dirplen, fsb)
|
|||
return (1);
|
||||
}
|
||||
if (opt_flags & OP_ALLDIRS) {
|
||||
syslog(LOG_ERR, "Not root dir");
|
||||
syslog(LOG_ERR, "Could not remount %s: %m",
|
||||
dirp);
|
||||
return (1);
|
||||
}
|
||||
/* back up over the last component */
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
.\" $NetBSD: exports.5,v 1.8 1995/03/18 14:58:28 cgd Exp $
|
||||
.\" $NetBSD: exports.5,v 1.9 1996/02/18 11:57:50 fvdl Exp $
|
||||
.\"
|
||||
.\" Copyright (c) 1989, 1991, 1993
|
||||
.\" The Regents of the University of California. All rights reserved.
|
||||
|
|
@ -31,9 +31,9 @@
|
|||
.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
||||
.\" SUCH DAMAGE.
|
||||
.\"
|
||||
.\" @(#)exports.5 8.2 (Berkeley) 1/28/94
|
||||
.\" @(#)exports.5 8.3 (Berkeley) 3/29/95
|
||||
.\"
|
||||
.Dd January 28, 1994
|
||||
.Dd March 29, 1995
|
||||
.Dt EXPORTS 5
|
||||
.Os
|
||||
.Sh NAME
|
||||
|
|
@ -51,7 +51,9 @@ file specifies remote mount points for the
|
|||
mount protocol per the
|
||||
.Tn NFS
|
||||
server specification; see
|
||||
.%T "Network File System Protocol Specification \\*(tNRFC\\*(sP 1094, Appendix A" .
|
||||
.%T "Network File System Protocol Specification \\*(tNRFC\\*(sP 1094, Appendix A"
|
||||
and
|
||||
.%T "NFS: Network File System Version 3 Specification, Appendix I" .
|
||||
.Pp
|
||||
Each line in the file
|
||||
(other than comment lines that begin with a #)
|
||||
|
|
@ -73,7 +75,10 @@ The second is to specify the pathname of the root of the filesystem
|
|||
followed by the
|
||||
.Fl alldirs
|
||||
flag;
|
||||
this form allows the host(s) to mount any directory within the filesystem.
|
||||
this form allows the host(s) to mount at any point within the filesystem,
|
||||
including regular files if the
|
||||
.Fl r
|
||||
option is used on mountd.
|
||||
The pathnames must not have any symbolic links in them and should not have
|
||||
any "." or ".." components.
|
||||
Mount points for a filesystem may appear on multiple lines each with
|
||||
|
|
@ -142,8 +147,7 @@ The
|
|||
.Fl kerb
|
||||
option specifies that the Kerberos authentication server should be
|
||||
used to authenticate and map client credentials.
|
||||
(Note that this is NOT Sun NFS compatible and
|
||||
is supported for TCP transport only.)
|
||||
This option requires that the kernel be built with the NFSKERB option.
|
||||
.Pp
|
||||
The
|
||||
.Fl ro
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
.\" $NetBSD: mountd.8,v 1.10 1995/11/06 07:00:14 thorpej Exp $
|
||||
.\" $NetBSD: mountd.8,v 1.11 1996/02/18 11:57:51 fvdl Exp $
|
||||
.\"
|
||||
.\" Copyright (c) 1989, 1991, 1993
|
||||
.\" The Regents of the University of California. All rights reserved.
|
||||
|
|
@ -31,9 +31,9 @@
|
|||
.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
||||
.\" SUCH DAMAGE.
|
||||
.\"
|
||||
.\" @(#)mountd.8 8.1 (Berkeley) 6/9/93
|
||||
.\" @(#)mountd.8 8.4 (Berkeley) 4/28/95
|
||||
.\"
|
||||
.Dd June 9, 1993
|
||||
.Dd April 28, 1995
|
||||
.Dt MOUNTD 8
|
||||
.Os
|
||||
.Sh NAME
|
||||
|
|
@ -55,7 +55,9 @@ listens for service requests at the port indicated in the
|
|||
.Tn NFS
|
||||
server specification; see
|
||||
.%T "Network File System Protocol Specification" ,
|
||||
RFC1094.
|
||||
RFC1094, Appendix A and
|
||||
.%T "NFS: Network File System Version 3 Protocol Specification" ,
|
||||
Appendix I.
|
||||
.Pp
|
||||
Options and operands available for
|
||||
.Nm mountd :
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
/* $NetBSD: mountd.c,v 1.30 1995/11/28 05:25:47 jtc Exp $ */
|
||||
/* $NetBSD: mountd.c,v 1.31 1996/02/18 11:57:53 fvdl Exp $ */
|
||||
|
||||
/*
|
||||
* Copyright (c) 1989, 1993
|
||||
|
|
@ -44,9 +44,9 @@ static char copyright[] =
|
|||
|
||||
#ifndef lint
|
||||
#if 0
|
||||
static char sccsid[] = "@(#)mountd.c 8.8 (Berkeley) 2/20/94";
|
||||
static char sccsid[] = "@(#)mountd.c 8.15 (Berkeley) 5/1/95";
|
||||
#else
|
||||
static char rcsid[] = "$NetBSD: mountd.c,v 1.30 1995/11/28 05:25:47 jtc Exp $";
|
||||
static char rcsid[] = "$NetBSD: mountd.c,v 1.31 1996/02/18 11:57:53 fvdl Exp $";
|
||||
#endif
|
||||
#endif /* not lint */
|
||||
|
||||
|
|
@ -66,7 +66,7 @@ static char rcsid[] = "$NetBSD: mountd.c,v 1.30 1995/11/28 05:25:47 jtc Exp $";
|
|||
#include <netiso/iso.h>
|
||||
#endif
|
||||
#include <nfs/rpcv2.h>
|
||||
#include <nfs/nfsv2.h>
|
||||
#include <nfs/nfsproto.h>
|
||||
|
||||
#include <arpa/inet.h>
|
||||
|
||||
|
|
@ -102,6 +102,8 @@ struct dirlist {
|
|||
};
|
||||
/* dp_flag bits */
|
||||
#define DP_DEFSET 0x1
|
||||
#define DP_HOSTSET 0x2
|
||||
#define DP_KERB 0x4
|
||||
|
||||
struct exportlist {
|
||||
struct exportlist *ex_next;
|
||||
|
|
@ -140,18 +142,25 @@ struct grouplist {
|
|||
#define GT_ISO 0x4
|
||||
|
||||
struct hostlist {
|
||||
int ht_flag; /* Uses DP_xx bits */
|
||||
struct grouplist *ht_grp;
|
||||
struct hostlist *ht_next;
|
||||
};
|
||||
|
||||
struct fhreturn {
|
||||
int fhr_flag;
|
||||
int fhr_vers;
|
||||
nfsfh_t fhr_fh;
|
||||
};
|
||||
|
||||
/* Global defs */
|
||||
char *add_expdir __P((struct dirlist **, char *, int));
|
||||
void add_dlist __P((struct dirlist **, struct dirlist *,
|
||||
struct grouplist *));
|
||||
struct grouplist *, int));
|
||||
void add_mlist __P((char *, char *));
|
||||
int check_dirpath __P((char *));
|
||||
int check_options __P((struct dirlist *));
|
||||
int chk_host __P((struct dirlist *, u_long, int *));
|
||||
int chk_host __P((struct dirlist *, u_long, int *, int *));
|
||||
void del_mlist __P((char *, char *));
|
||||
struct dirlist *dirp_search __P((struct dirlist *, char *));
|
||||
int do_mount __P((struct exportlist *, struct grouplist *, int,
|
||||
|
|
@ -166,6 +175,7 @@ void free_grp __P((struct grouplist *));
|
|||
void free_host __P((struct hostlist *));
|
||||
void get_exportlist __P((void));
|
||||
int get_host __P((char *, struct grouplist *));
|
||||
int get_num __P((char *));
|
||||
struct hostlist *get_ht __P((void));
|
||||
int get_line __P((void));
|
||||
void get_mountlist __P((void));
|
||||
|
|
@ -184,7 +194,7 @@ void send_umntall __P((void));
|
|||
int umntall_each __P((caddr_t, struct sockaddr_in *));
|
||||
int xdr_dir __P((XDR *, char *));
|
||||
int xdr_explist __P((XDR *, caddr_t));
|
||||
int xdr_fhs __P((XDR *, nfsv2fh_t *));
|
||||
int xdr_fhs __P((XDR *, caddr_t));
|
||||
int xdr_mlist __P((XDR *, caddr_t));
|
||||
|
||||
/* C library */
|
||||
|
|
@ -237,7 +247,7 @@ main(argc, argv)
|
|||
SVCXPRT *udptransp, *tcptransp;
|
||||
int c;
|
||||
|
||||
while ((c = getopt(argc, argv, "dn")) != EOF)
|
||||
while ((c = getopt(argc, argv, "dnr")) != EOF)
|
||||
switch (c) {
|
||||
case 'd':
|
||||
debug = 1;
|
||||
|
|
@ -245,6 +255,9 @@ main(argc, argv)
|
|||
case 'n':
|
||||
resvport_only = 0;
|
||||
break;
|
||||
case 'r':
|
||||
/* Compatibility */
|
||||
break;
|
||||
default:
|
||||
fprintf(stderr, "Usage: mountd [-dn] [export_file]\n");
|
||||
exit(1);
|
||||
|
|
@ -287,9 +300,14 @@ main(argc, argv)
|
|||
exit(1);
|
||||
}
|
||||
pmap_unset(RPCPROG_MNT, RPCMNT_VER1);
|
||||
pmap_unset(RPCPROG_MNT, RPCMNT_VER3);
|
||||
if (!svc_register(udptransp, RPCPROG_MNT, RPCMNT_VER1, mntsrv,
|
||||
IPPROTO_UDP) ||
|
||||
!svc_register(udptransp, RPCPROG_MNT, RPCMNT_VER3, mntsrv,
|
||||
IPPROTO_UDP) ||
|
||||
!svc_register(tcptransp, RPCPROG_MNT, RPCMNT_VER1, mntsrv,
|
||||
IPPROTO_TCP) ||
|
||||
!svc_register(tcptransp, RPCPROG_MNT, RPCMNT_VER3, mntsrv,
|
||||
IPPROTO_TCP)) {
|
||||
syslog(LOG_ERR, "Can't register mount");
|
||||
exit(1);
|
||||
|
|
@ -309,16 +327,18 @@ mntsrv(rqstp, transp)
|
|||
{
|
||||
struct exportlist *ep;
|
||||
struct dirlist *dp;
|
||||
nfsv2fh_t nfh;
|
||||
struct fhreturn fhr;
|
||||
struct stat stb;
|
||||
struct statfs fsb;
|
||||
struct hostent *hp;
|
||||
u_long saddr;
|
||||
u_short sport;
|
||||
char rpcpath[RPCMNT_PATHLEN+1], dirpath[MAXPATHLEN];
|
||||
int bad = ENOENT, defset;
|
||||
sigset_t sigset, osigset;
|
||||
int bad = ENOENT, defset, hostset;
|
||||
sigset_t sighup_mask;
|
||||
|
||||
sigemptyset(&sighup_mask);
|
||||
sigaddset(&sighup_mask, SIGHUP);
|
||||
saddr = transp->xp_raddr.sin_addr.s_addr;
|
||||
sport = ntohs(transp->xp_raddr.sin_port);
|
||||
hp = (struct hostent *)NULL;
|
||||
|
|
@ -354,28 +374,31 @@ mntsrv(rqstp, transp)
|
|||
}
|
||||
|
||||
/* Check in the exports list */
|
||||
sigemptyset(&sigset);
|
||||
sigaddset(&sigset, SIGHUP);
|
||||
sigprocmask(SIG_BLOCK, &sigset, &osigset);
|
||||
sigprocmask(SIG_BLOCK, &sighup_mask, NULL);
|
||||
ep = ex_search(&fsb.f_fsid);
|
||||
defset = 0;
|
||||
if (ep && (chk_host(ep->ex_defdir, saddr, &defset) ||
|
||||
hostset = defset = 0;
|
||||
if (ep && (chk_host(ep->ex_defdir, saddr, &defset, &hostset) ||
|
||||
((dp = dirp_search(ep->ex_dirl, dirpath)) &&
|
||||
chk_host(dp, saddr, &defset)) ||
|
||||
chk_host(dp, saddr, &defset, &hostset)) ||
|
||||
(defset && scan_tree(ep->ex_defdir, saddr) == 0 &&
|
||||
scan_tree(ep->ex_dirl, saddr) == 0))) {
|
||||
if (hostset & DP_HOSTSET)
|
||||
fhr.fhr_flag = hostset;
|
||||
else
|
||||
fhr.fhr_flag = defset;
|
||||
fhr.fhr_vers = rqstp->rq_vers;
|
||||
/* Get the file handle */
|
||||
memset(&nfh, 0, sizeof(nfh));
|
||||
if (getfh(dirpath, (fhandle_t *)&nfh) < 0) {
|
||||
memset(&fhr.fhr_fh, 0, sizeof(nfsfh_t));
|
||||
if (getfh(dirpath, (fhandle_t *)&fhr.fhr_fh) < 0) {
|
||||
bad = errno;
|
||||
syslog(LOG_ERR, "Can't get fh for %s", dirpath);
|
||||
if (!svc_sendreply(transp, xdr_long,
|
||||
(caddr_t)&bad))
|
||||
syslog(LOG_ERR, "Can't send reply");
|
||||
sigprocmask(SIG_SETMASK, &osigset, NULL);
|
||||
sigprocmask(SIG_UNBLOCK, &sighup_mask, NULL);
|
||||
return;
|
||||
}
|
||||
if (!svc_sendreply(transp, xdr_fhs, (caddr_t)&nfh))
|
||||
if (!svc_sendreply(transp, xdr_fhs, (caddr_t)&fhr))
|
||||
syslog(LOG_ERR, "Can't send reply");
|
||||
if (hp == NULL)
|
||||
hp = gethostbyaddr((caddr_t)&saddr,
|
||||
|
|
@ -392,7 +415,7 @@ mntsrv(rqstp, transp)
|
|||
if (!svc_sendreply(transp, xdr_long, (caddr_t)&bad))
|
||||
syslog(LOG_ERR, "Can't send reply");
|
||||
}
|
||||
sigprocmask(SIG_SETMASK, &osigset, NULL);
|
||||
sigprocmask(SIG_UNBLOCK, &sighup_mask, NULL);
|
||||
return;
|
||||
case RPCMNT_DUMP:
|
||||
if (!svc_sendreply(transp, xdr_mlist, (caddr_t)NULL))
|
||||
|
|
@ -448,18 +471,37 @@ xdr_dir(xdrsp, dirp)
|
|||
}
|
||||
|
||||
/*
|
||||
* Xdr routine to generate fhstatus
|
||||
* Xdr routine to generate file handle reply
|
||||
*/
|
||||
int
|
||||
xdr_fhs(xdrsp, nfh)
|
||||
xdr_fhs(xdrsp, cp)
|
||||
XDR *xdrsp;
|
||||
nfsv2fh_t *nfh;
|
||||
caddr_t cp;
|
||||
{
|
||||
long ok = 0;
|
||||
register struct fhreturn *fhrp = (struct fhreturn *)cp;
|
||||
long ok = 0, len, auth;
|
||||
|
||||
if (!xdr_long(xdrsp, &ok))
|
||||
return (0);
|
||||
return (xdr_opaque(xdrsp, (caddr_t)nfh, NFSX_FH));
|
||||
switch (fhrp->fhr_vers) {
|
||||
case 1:
|
||||
return (xdr_opaque(xdrsp, (caddr_t)&fhrp->fhr_fh, NFSX_V2FH));
|
||||
case 3:
|
||||
len = NFSX_V3FH;
|
||||
if (!xdr_long(xdrsp, &len))
|
||||
return (0);
|
||||
if (!xdr_opaque(xdrsp, (caddr_t)&fhrp->fhr_fh, len))
|
||||
return (0);
|
||||
if (fhrp->fhr_flag & DP_KERB)
|
||||
auth = RPCAUTH_KERB4;
|
||||
else
|
||||
auth = RPCAUTH_UNIX;
|
||||
len = 1;
|
||||
if (!xdr_long(xdrsp, &len))
|
||||
return (0);
|
||||
return (xdr_long(xdrsp, &auth));
|
||||
};
|
||||
return (0);
|
||||
}
|
||||
|
||||
int
|
||||
|
|
@ -500,11 +542,11 @@ xdr_explist(xdrsp, cp)
|
|||
struct exportlist *ep;
|
||||
int false = 0;
|
||||
int putdef;
|
||||
sigset_t sigset, osigset;
|
||||
sigset_t sighup_mask;
|
||||
|
||||
sigemptyset(&sigset);
|
||||
sigaddset(&sigset, SIGHUP);
|
||||
sigprocmask(SIG_BLOCK, &sigset, &osigset);
|
||||
sigemptyset(&sighup_mask);
|
||||
sigaddset(&sighup_mask, SIGHUP);
|
||||
sigprocmask(SIG_BLOCK, &sighup_mask, NULL);
|
||||
ep = exphead;
|
||||
while (ep) {
|
||||
putdef = 0;
|
||||
|
|
@ -516,12 +558,12 @@ xdr_explist(xdrsp, cp)
|
|||
goto errout;
|
||||
ep = ep->ex_next;
|
||||
}
|
||||
sigprocmask(SIG_SETMASK, &osigset, NULL);
|
||||
sigprocmask(SIG_UNBLOCK, &sighup_mask, NULL);
|
||||
if (!xdr_bool(xdrsp, &false))
|
||||
return (0);
|
||||
return (1);
|
||||
errout:
|
||||
sigprocmask(SIG_SETMASK, &osigset, NULL);
|
||||
sigprocmask(SIG_UNBLOCK, &sighup_mask, NULL);
|
||||
return (0);
|
||||
}
|
||||
|
||||
|
|
@ -789,6 +831,7 @@ get_exportlist()
|
|||
if (get_host(hst, grp)) {
|
||||
syslog(LOG_ERR, "Bad netgroup %s", cp);
|
||||
getexp_err(ep, tgrp);
|
||||
endnetgrent();
|
||||
goto nextline;
|
||||
}
|
||||
} else if (get_host(cp, grp)) {
|
||||
|
|
@ -849,12 +892,12 @@ get_exportlist()
|
|||
* Success. Update the data structures.
|
||||
*/
|
||||
if (has_host) {
|
||||
hang_dirp(dirhead, tgrp, ep, (opt_flags & OP_ALLDIRS));
|
||||
hang_dirp(dirhead, tgrp, ep, opt_flags);
|
||||
grp->gr_next = grphead;
|
||||
grphead = tgrp;
|
||||
} else {
|
||||
hang_dirp(dirhead, (struct grouplist *)NULL, ep,
|
||||
(opt_flags & OP_ALLDIRS));
|
||||
opt_flags);
|
||||
free_grp(grp);
|
||||
}
|
||||
dirhead = (struct dirlist *)NULL;
|
||||
|
|
@ -978,24 +1021,28 @@ add_expdir(dpp, cp, len)
|
|||
* and update the entry for host.
|
||||
*/
|
||||
void
|
||||
hang_dirp(dp, grp, ep, alldirs)
|
||||
hang_dirp(dp, grp, ep, flags)
|
||||
struct dirlist *dp;
|
||||
struct grouplist *grp;
|
||||
struct exportlist *ep;
|
||||
int alldirs;
|
||||
int flags;
|
||||
{
|
||||
struct hostlist *hp;
|
||||
struct dirlist *dp2;
|
||||
|
||||
if (alldirs) {
|
||||
if (flags & OP_ALLDIRS) {
|
||||
if (ep->ex_defdir)
|
||||
free((caddr_t)dp);
|
||||
else
|
||||
ep->ex_defdir = dp;
|
||||
if (grp == (struct grouplist *)NULL)
|
||||
if (grp == (struct grouplist *)NULL) {
|
||||
ep->ex_defdir->dp_flag |= DP_DEFSET;
|
||||
else while (grp) {
|
||||
if (flags & OP_KERB)
|
||||
ep->ex_defdir->dp_flag |= DP_KERB;
|
||||
} else while (grp) {
|
||||
hp = get_ht();
|
||||
if (flags & OP_KERB)
|
||||
hp->ht_flag |= DP_KERB;
|
||||
hp->ht_grp = grp;
|
||||
hp->ht_next = ep->ex_defdir->dp_hosts;
|
||||
ep->ex_defdir->dp_hosts = hp;
|
||||
|
|
@ -1008,7 +1055,7 @@ hang_dirp(dp, grp, ep, alldirs)
|
|||
*/
|
||||
while (dp) {
|
||||
dp2 = dp->dp_left;
|
||||
add_dlist(&ep->ex_dirl, dp, grp);
|
||||
add_dlist(&ep->ex_dirl, dp, grp, flags);
|
||||
dp = dp2;
|
||||
}
|
||||
}
|
||||
|
|
@ -1019,10 +1066,11 @@ hang_dirp(dp, grp, ep, alldirs)
|
|||
* for the new directory or adding the new node.
|
||||
*/
|
||||
void
|
||||
add_dlist(dpp, newdp, grp)
|
||||
add_dlist(dpp, newdp, grp, flags)
|
||||
struct dirlist **dpp;
|
||||
struct dirlist *newdp;
|
||||
struct grouplist *grp;
|
||||
int flags;
|
||||
{
|
||||
struct dirlist *dp;
|
||||
struct hostlist *hp;
|
||||
|
|
@ -1032,10 +1080,10 @@ add_dlist(dpp, newdp, grp)
|
|||
if (dp) {
|
||||
cmp = strcmp(dp->dp_dirp, newdp->dp_dirp);
|
||||
if (cmp > 0) {
|
||||
add_dlist(&dp->dp_left, newdp, grp);
|
||||
add_dlist(&dp->dp_left, newdp, grp, flags);
|
||||
return;
|
||||
} else if (cmp < 0) {
|
||||
add_dlist(&dp->dp_right, newdp, grp);
|
||||
add_dlist(&dp->dp_right, newdp, grp, flags);
|
||||
return;
|
||||
} else
|
||||
free((caddr_t)newdp);
|
||||
|
|
@ -1051,13 +1099,18 @@ add_dlist(dpp, newdp, grp)
|
|||
*/
|
||||
do {
|
||||
hp = get_ht();
|
||||
if (flags & OP_KERB)
|
||||
hp->ht_flag |= DP_KERB;
|
||||
hp->ht_grp = grp;
|
||||
hp->ht_next = dp->dp_hosts;
|
||||
dp->dp_hosts = hp;
|
||||
grp = grp->gr_next;
|
||||
} while (grp);
|
||||
} else
|
||||
} else {
|
||||
dp->dp_flag |= DP_DEFSET;
|
||||
if (flags & OP_KERB)
|
||||
dp->dp_flag |= DP_KERB;
|
||||
}
|
||||
}
|
||||
|
||||
/*
|
||||
|
|
@ -1086,10 +1139,11 @@ dirp_search(dp, dirpath)
|
|||
* Scan for a host match in a directory tree.
|
||||
*/
|
||||
int
|
||||
chk_host(dp, saddr, defsetp)
|
||||
chk_host(dp, saddr, defsetp, hostsetp)
|
||||
struct dirlist *dp;
|
||||
u_long saddr;
|
||||
int *defsetp;
|
||||
int *hostsetp;
|
||||
{
|
||||
struct hostlist *hp;
|
||||
struct grouplist *grp;
|
||||
|
|
@ -1097,7 +1151,7 @@ chk_host(dp, saddr, defsetp)
|
|||
|
||||
if (dp) {
|
||||
if (dp->dp_flag & DP_DEFSET)
|
||||
*defsetp = 1;
|
||||
*defsetp = dp->dp_flag;
|
||||
hp = dp->dp_hosts;
|
||||
while (hp) {
|
||||
grp = hp->ht_grp;
|
||||
|
|
@ -1106,15 +1160,19 @@ chk_host(dp, saddr, defsetp)
|
|||
addrp = (u_long **)
|
||||
grp->gr_ptr.gt_hostent->h_addr_list;
|
||||
while (*addrp) {
|
||||
if (**addrp == saddr)
|
||||
if (**addrp == saddr) {
|
||||
*hostsetp = (hp->ht_flag | DP_HOSTSET);
|
||||
return (1);
|
||||
}
|
||||
addrp++;
|
||||
}
|
||||
break;
|
||||
case GT_NET:
|
||||
if ((saddr & grp->gr_ptr.gt_net.nt_mask) ==
|
||||
grp->gr_ptr.gt_net.nt_net)
|
||||
grp->gr_ptr.gt_net.nt_net) {
|
||||
*hostsetp = (hp->ht_flag | DP_HOSTSET);
|
||||
return (1);
|
||||
}
|
||||
break;
|
||||
};
|
||||
hp = hp->ht_next;
|
||||
|
|
@ -1131,12 +1189,12 @@ scan_tree(dp, saddr)
|
|||
struct dirlist *dp;
|
||||
u_long saddr;
|
||||
{
|
||||
int defset;
|
||||
int defset, hostset;
|
||||
|
||||
if (dp) {
|
||||
if (scan_tree(dp->dp_left, saddr))
|
||||
return (1);
|
||||
if (chk_host(dp, saddr, &defset))
|
||||
if (chk_host(dp, saddr, &defset, &hostset))
|
||||
return (1);
|
||||
if (scan_tree(dp->dp_right, saddr))
|
||||
return (1);
|
||||
|
|
@ -1294,7 +1352,7 @@ get_host(cp, grp)
|
|||
if (isdigit(*cp)) {
|
||||
saddr = inet_addr(cp);
|
||||
if (saddr == -1) {
|
||||
syslog(LOG_ERR, "Inet_addr failed");
|
||||
syslog(LOG_ERR, "Inet_addr failed for %s", cp);
|
||||
return (1);
|
||||
}
|
||||
if ((hp = gethostbyaddr((caddr_t)&saddr, sizeof (saddr),
|
||||
|
|
@ -1308,7 +1366,7 @@ get_host(cp, grp)
|
|||
aptr[1] = (char *)NULL;
|
||||
}
|
||||
} else {
|
||||
syslog(LOG_ERR, "Gethostbyname failed");
|
||||
syslog(LOG_ERR, "Gethostbyname failed for %s", cp);
|
||||
return (1);
|
||||
}
|
||||
}
|
||||
|
|
@ -1390,6 +1448,7 @@ get_ht()
|
|||
if (hp == (struct hostlist *)NULL)
|
||||
out_of_mem();
|
||||
hp->ht_next = (struct hostlist *)NULL;
|
||||
hp->ht_flag = 0;
|
||||
return (hp);
|
||||
}
|
||||
|
||||
|
|
@ -1545,7 +1604,8 @@ do_mount(ep, grp, exflags, anoncrp, dirp, dirplen, fsb)
|
|||
return (1);
|
||||
}
|
||||
if (opt_flags & OP_ALLDIRS) {
|
||||
syslog(LOG_ERR, "Not root dir");
|
||||
syslog(LOG_ERR, "Could not remount %s: %m",
|
||||
dirp);
|
||||
return (1);
|
||||
}
|
||||
/* back up over the last component */
|
||||
|
|
|
|||
Loading…
Reference in New Issue