714 lines
16 KiB
C
714 lines
16 KiB
C
/*
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* Copyright (c) 1997-2004 Erez Zadok
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* Copyright (c) 1990 Jan-Simon Pendry
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* Copyright (c) 1990 Imperial College of Science, Technology & Medicine
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* Copyright (c) 1990 The Regents of the University of California.
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* All rights reserved.
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*
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* This code is derived from software contributed to Berkeley by
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* Jan-Simon Pendry at Imperial College, London.
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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 acknowledgment:
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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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* %W% (Berkeley) %G%
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*
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* $Id: amq.c,v 1.7.2.9 2004/01/06 03:15:16 ezk Exp $
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*
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*/
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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/*
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* Automounter query tool
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*/
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#ifndef lint
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char copyright[] = "\
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@(#)Copyright (c) 1997-2004 Erez Zadok\n\
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@(#)Copyright (c) 1990 Jan-Simon Pendry\n\
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@(#)Copyright (c) 1990 Imperial College of Science, Technology & Medicine\n\
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@(#)Copyright (c) 1990 The Regents of the University of California.\n\
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@(#)All rights reserved.\n";
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#if __GNUC__ < 2
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static char rcsid[] = "$Id: amq.c,v 1.7.2.9 2004/01/06 03:15:16 ezk Exp $";
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static char sccsid[] = "%W% (Berkeley) %G%";
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#endif /* __GNUC__ < 2 */
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#endif /* not lint */
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#ifdef HAVE_CONFIG_H
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# include <config.h>
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#endif /* HAVE_CONFIG_H */
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#include <am_defs.h>
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#include <amq.h>
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/* locals */
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static int flush_flag;
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static int minfo_flag;
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static int getpid_flag;
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static int unmount_flag;
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static int stats_flag;
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static int getvers_flag;
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static int amd_program_number = AMQ_PROGRAM;
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static int use_tcp_flag, use_udp_flag;
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static int getpwd_flag;
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static char *debug_opts;
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static char *amq_logfile;
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static char *xlog_optstr;
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static char localhost[] = "localhost";
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static char *def_server = localhost;
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/* externals */
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extern int optind;
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extern char *optarg;
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/* structures */
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enum show_opt {
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Full, Stats, Calc, Short, ShowDone
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};
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/*
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* If (e) is Calc then just calculate the sizes
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* Otherwise display the mount node on stdout
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*/
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static void
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show_mti(amq_mount_tree *mt, enum show_opt e, int *mwid, int *dwid, int *twid)
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{
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switch (e) {
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case Calc:
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{
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int mw = strlen(mt->mt_mountinfo);
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int dw = strlen(mt->mt_directory);
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int tw = strlen(mt->mt_type);
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if (mw > *mwid)
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*mwid = mw;
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if (dw > *dwid)
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*dwid = dw;
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if (tw > *twid)
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*twid = tw;
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}
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break;
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case Full:
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{
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struct tm *tp = localtime((time_t *) &mt->mt_mounttime);
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printf("%-*.*s %-*.*s %-*.*s %s\n\t%-5d %-7d %-6d %-7d %-7d %-6d %02d/%02d/%02d %02d:%02d:%02d\n",
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*dwid, *dwid,
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*mt->mt_directory ? mt->mt_directory : "/", /* XXX */
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*twid, *twid,
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mt->mt_type,
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*mwid, *mwid,
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mt->mt_mountinfo,
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mt->mt_mountpoint,
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mt->mt_mountuid,
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mt->mt_getattr,
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mt->mt_lookup,
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mt->mt_readdir,
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mt->mt_readlink,
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mt->mt_statfs,
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tp->tm_year > 99 ? tp->tm_year - 100 : tp->tm_year,
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tp->tm_mon + 1, tp->tm_mday,
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tp->tm_hour, tp->tm_min, tp->tm_sec);
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}
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break;
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case Stats:
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{
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struct tm *tp = localtime((time_t *) &mt->mt_mounttime);
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printf("%-*.*s %-5d %-7d %-6d %-7d %-7d %-6d %02d/%02d/%02d %02d:%02d:%02d\n",
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*dwid, *dwid,
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*mt->mt_directory ? mt->mt_directory : "/", /* XXX */
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mt->mt_mountuid,
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mt->mt_getattr,
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mt->mt_lookup,
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mt->mt_readdir,
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mt->mt_readlink,
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mt->mt_statfs,
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tp->tm_year > 99 ? tp->tm_year - 100 : tp->tm_year,
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tp->tm_mon + 1, tp->tm_mday,
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tp->tm_hour, tp->tm_min, tp->tm_sec);
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}
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break;
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case Short:
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{
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printf("%-*.*s %-*.*s %-*.*s %s\n",
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*dwid, *dwid,
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*mt->mt_directory ? mt->mt_directory : "/",
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*twid, *twid,
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mt->mt_type,
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*mwid, *mwid,
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mt->mt_mountinfo,
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mt->mt_mountpoint);
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}
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break;
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default:
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break;
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}
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}
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/*
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* Display a pwd data
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*/
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static void
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show_pwd(amq_mount_tree *mt, char *path, int *flag)
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{
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int len;
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while (mt) {
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len = strlen(mt->mt_mountpoint);
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if (NSTREQ(path, mt->mt_mountpoint, len) &&
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!STREQ(mt->mt_directory, mt->mt_mountpoint)) {
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char buf[MAXPATHLEN+1];
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strcpy(buf, mt->mt_directory);
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strcat(buf, &path[len]);
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strcpy(path, buf);
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*flag = 1;
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}
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show_pwd(mt->mt_next, path, flag);
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mt = mt->mt_child;
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}
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}
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/*
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* Display a mount tree.
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*/
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static void
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show_mt(amq_mount_tree *mt, enum show_opt e, int *mwid, int *dwid, int *pwid)
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{
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while (mt) {
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show_mti(mt, e, mwid, dwid, pwid);
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show_mt(mt->mt_next, e, mwid, dwid, pwid);
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mt = mt->mt_child;
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}
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}
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static void
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show_mi(amq_mount_info_list *ml, enum show_opt e, int *mwid, int *dwid, int *twid)
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{
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int i;
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switch (e) {
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case Calc:
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{
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for (i = 0; i < ml->amq_mount_info_list_len; i++) {
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amq_mount_info *mi = &ml->amq_mount_info_list_val[i];
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int mw = strlen(mi->mi_mountinfo);
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int dw = strlen(mi->mi_mountpt);
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int tw = strlen(mi->mi_type);
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if (mw > *mwid)
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*mwid = mw;
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if (dw > *dwid)
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*dwid = dw;
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if (tw > *twid)
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*twid = tw;
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}
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}
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break;
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case Full:
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{
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for (i = 0; i < ml->amq_mount_info_list_len; i++) {
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amq_mount_info *mi = &ml->amq_mount_info_list_val[i];
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printf("%-*.*s %-*.*s %-*.*s %-3d %s is %s",
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*mwid, *mwid, mi->mi_mountinfo,
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*dwid, *dwid, mi->mi_mountpt,
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*twid, *twid, mi->mi_type,
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mi->mi_refc, mi->mi_fserver,
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mi->mi_up > 0 ? "up" :
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mi->mi_up < 0 ? "starting" : "down");
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if (mi->mi_error > 0) {
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if (mi->mi_error < sys_nerr)
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#ifdef HAVE_STRERROR
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printf(" (%s)", strerror(mi->mi_error));
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#else /* not HAVE_STRERROR */
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printf(" (%s)", sys_errlist[mi->mi_error]);
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#endif /* not HAVE_STRERROR */
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else
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printf(" (Error %d)", mi->mi_error);
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} else if (mi->mi_error < 0) {
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fputs(" (in progress)", stdout);
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}
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fputc('\n', stdout);
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}
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}
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break;
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default:
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break;
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}
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}
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/*
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* Display general mount statistics
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*/
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static void
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show_ms(amq_mount_stats *ms)
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{
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printf("\
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requests stale mount mount unmount\n\
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deferred fhandles ok failed failed\n\
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%-9d %-9d %-9d %-9d %-9d\n",
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ms->as_drops, ms->as_stale, ms->as_mok, ms->as_merr, ms->as_uerr);
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}
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#if defined(HAVE_CLUSTER_H) && defined(HAVE_CNODEID) && defined(HAVE_GETCCENT)
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static char *
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cluster_server(void)
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{
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struct cct_entry *cp;
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if (cnodeid() == 0) {
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/*
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* Not clustered
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*/
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return def_server;
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}
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while (cp = getccent())
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if (cp->cnode_type == 'r')
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return cp->cnode_name;
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return def_server;
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}
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#endif /* defined(HAVE_CLUSTER_H) && defined(HAVE_CNODEID) && defined(HAVE_GETCCENT) */
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/*
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* MAIN
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*/
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int
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main(int argc, char *argv[])
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{
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int opt_ch;
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int errs = 0;
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char *server;
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struct sockaddr_in server_addr;
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CLIENT *clnt = NULL;
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struct hostent *hp;
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int nodefault = 0;
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struct timeval tv;
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char *progname = NULL;
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/*
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* Compute program name
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*/
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if (argv[0]) {
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progname = strrchr(argv[0], '/');
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if (progname && progname[1])
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progname++;
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else
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progname = argv[0];
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}
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if (!progname)
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progname = "amq";
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am_set_progname(progname);
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/*
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* Parse arguments
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*/
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while ((opt_ch = getopt(argc, argv, "Hfh:l:msuvx:D:pP:TUw")) != -1)
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switch (opt_ch) {
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case 'H':
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goto show_usage;
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break;
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case 'f':
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flush_flag = 1;
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nodefault = 1;
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break;
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case 'h':
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def_server = optarg;
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break;
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case 'l':
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amq_logfile = optarg;
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nodefault = 1;
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break;
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case 'm':
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minfo_flag = 1;
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nodefault = 1;
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break;
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case 'p':
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getpid_flag = 1;
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nodefault = 1;
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break;
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case 's':
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stats_flag = 1;
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nodefault = 1;
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break;
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case 'u':
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unmount_flag = 1;
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nodefault = 1;
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break;
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case 'v':
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getvers_flag = 1;
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nodefault = 1;
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break;
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case 'x':
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xlog_optstr = optarg;
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nodefault = 1;
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break;
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case 'D':
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debug_opts = optarg;
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nodefault = 1;
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break;
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case 'P':
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amd_program_number = atoi(optarg);
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break;
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case 'T':
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use_tcp_flag = 1;
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break;
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case 'U':
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use_udp_flag = 1;
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break;
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case 'w':
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getpwd_flag = 1;
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break;
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default:
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errs = 1;
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break;
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}
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if (optind == argc) {
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if (unmount_flag)
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errs = 1;
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}
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if (errs) {
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show_usage:
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fprintf(stderr, "\
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Usage: %s [-fmpsvwHTU] [-h hostname] [-l log_file|\"syslog\"]\n\
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\t[-x log_options] [-D debug_options]\n\
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\t[-P program_number] [[-u] directory ...]\n",
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am_get_progname()
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);
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exit(1);
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}
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/* set use_udp and use_tcp flags both to on if none are defined */
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if (!use_tcp_flag && !use_udp_flag)
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use_tcp_flag = use_udp_flag = 1;
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#if defined(HAVE_CLUSTER_H) && defined(HAVE_CNODEID) && defined(HAVE_GETCCENT)
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/*
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* Figure out root server of cluster
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*/
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if (def_server == localhost)
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server = cluster_server();
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else
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#endif /* defined(HAVE_CLUSTER_H) && defined(HAVE_CNODEID) && defined(HAVE_GETCCENT) */
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server = def_server;
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/*
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* Get address of server
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*/
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if ((hp = gethostbyname(server)) == 0 && !STREQ(server, localhost)) {
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fprintf(stderr, "%s: Can't get address of %s\n",
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am_get_progname(), server);
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exit(1);
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}
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memset(&server_addr, 0, sizeof server_addr);
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server_addr.sin_family = AF_INET;
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if (hp) {
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memmove((voidp) &server_addr.sin_addr, (voidp) hp->h_addr,
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sizeof(server_addr.sin_addr));
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} else {
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/* fake "localhost" */
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server_addr.sin_addr.s_addr = htonl(0x7f000001);
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}
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/*
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* Create RPC endpoint
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*/
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tv.tv_sec = 5; /* 5 seconds for timeout or per retry */
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tv.tv_usec = 0;
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if (use_tcp_flag) /* try tcp first */
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clnt = clnt_create(server, amd_program_number, AMQ_VERSION, "tcp");
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if (!clnt && use_udp_flag) { /* try udp next */
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clnt = clnt_create(server, amd_program_number, AMQ_VERSION, "udp");
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/* if ok, set timeout (valid for connectionless transports only) */
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if (clnt)
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clnt_control(clnt, CLSET_RETRY_TIMEOUT, (char *) &tv);
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}
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if (!clnt) {
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fprintf(stderr, "%s: ", am_get_progname());
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clnt_pcreateerror(server);
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exit(1);
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}
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/*
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* Control debugging
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*/
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if (debug_opts) {
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int *rc;
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amq_setopt opt;
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opt.as_opt = AMOPT_DEBUG;
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opt.as_str = debug_opts;
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rc = amqproc_setopt_1(&opt, clnt);
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if (rc && *rc < 0) {
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fprintf(stderr, "%s: daemon not compiled for debug\n",
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am_get_progname());
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errs = 1;
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} else if (!rc || *rc > 0) {
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fprintf(stderr, "%s: debug setting for \"%s\" failed\n",
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am_get_progname(), debug_opts);
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errs = 1;
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}
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}
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/*
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* Control logging
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*/
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if (xlog_optstr) {
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int *rc;
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amq_setopt opt;
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opt.as_opt = AMOPT_XLOG;
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opt.as_str = xlog_optstr;
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rc = amqproc_setopt_1(&opt, clnt);
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if (!rc || *rc) {
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fprintf(stderr, "%s: setting log level to \"%s\" failed\n",
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am_get_progname(), xlog_optstr);
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errs = 1;
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}
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}
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/*
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* Control log file
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*/
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if (amq_logfile) {
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int *rc;
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amq_setopt opt;
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opt.as_opt = AMOPT_LOGFILE;
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opt.as_str = amq_logfile;
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rc = amqproc_setopt_1(&opt, clnt);
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if (!rc || *rc) {
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fprintf(stderr, "%s: setting logfile to \"%s\" failed\n",
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am_get_progname(), amq_logfile);
|
|
errs = 1;
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Flush map cache
|
|
*/
|
|
if (flush_flag) {
|
|
int *rc;
|
|
amq_setopt opt;
|
|
opt.as_opt = AMOPT_FLUSHMAPC;
|
|
opt.as_str = "";
|
|
rc = amqproc_setopt_1(&opt, clnt);
|
|
if (!rc || *rc) {
|
|
fprintf(stderr, "%s: amd on %s cannot flush the map cache\n",
|
|
am_get_progname(), server);
|
|
errs = 1;
|
|
}
|
|
}
|
|
|
|
/*
|
|
* getpwd info
|
|
*/
|
|
if (getpwd_flag) {
|
|
char path[MAXPATHLEN+1];
|
|
char *wd = getcwd(path, MAXPATHLEN+1);
|
|
amq_mount_tree_list *mlp = amqproc_export_1((voidp) 0, clnt);
|
|
amq_mount_tree_p mt;
|
|
int i, flag;
|
|
|
|
if (!wd) {
|
|
perror("getcwd");
|
|
exit(1);
|
|
}
|
|
for (i = 0; mlp && i < mlp->amq_mount_tree_list_len; i++) {
|
|
mt = mlp->amq_mount_tree_list_val[i];
|
|
while (1) {
|
|
flag = 0;
|
|
show_pwd(mt, path, &flag);
|
|
if (!flag) {
|
|
printf("%s\n", path);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
exit(0);
|
|
}
|
|
|
|
/*
|
|
* Mount info
|
|
*/
|
|
if (minfo_flag) {
|
|
int dummy;
|
|
amq_mount_info_list *ml = amqproc_getmntfs_1(&dummy, clnt);
|
|
if (ml) {
|
|
int mwid = 0, dwid = 0, twid = 0;
|
|
show_mi(ml, Calc, &mwid, &dwid, &twid);
|
|
mwid++;
|
|
dwid++;
|
|
twid++;
|
|
show_mi(ml, Full, &mwid, &dwid, &twid);
|
|
|
|
} else {
|
|
fprintf(stderr, "%s: amd on %s cannot provide mount info\n",
|
|
am_get_progname(), server);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Get Version
|
|
*/
|
|
if (getvers_flag) {
|
|
amq_string *spp = amqproc_getvers_1((voidp) 0, clnt);
|
|
if (spp && *spp) {
|
|
fputs(*spp, stdout);
|
|
XFREE(*spp);
|
|
} else {
|
|
fprintf(stderr, "%s: failed to get version information\n",
|
|
am_get_progname());
|
|
errs = 1;
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Get PID of amd
|
|
*/
|
|
if (getpid_flag) {
|
|
int *ip = amqproc_getpid_1((voidp) 0, clnt);
|
|
if (ip && *ip) {
|
|
printf("%d\n", *ip);
|
|
} else {
|
|
fprintf(stderr, "%s: failed to get PID of amd\n", am_get_progname());
|
|
errs = 1;
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Apply required operation to all remaining arguments
|
|
*/
|
|
if (optind < argc) {
|
|
do {
|
|
char *fs = argv[optind++];
|
|
if (unmount_flag) {
|
|
/*
|
|
* Unmount request
|
|
*/
|
|
amqproc_umnt_1(&fs, clnt);
|
|
} else {
|
|
/*
|
|
* Stats request
|
|
*/
|
|
amq_mount_tree_p *mtp = amqproc_mnttree_1(&fs, clnt);
|
|
if (mtp) {
|
|
amq_mount_tree *mt = *mtp;
|
|
if (mt) {
|
|
int mwid = 0, dwid = 0, twid = 0;
|
|
show_mt(mt, Calc, &mwid, &dwid, &twid);
|
|
mwid++;
|
|
dwid++, twid++;
|
|
printf("%-*.*s Uid Getattr Lookup RdDir RdLnk Statfs Mounted@\n",
|
|
dwid, dwid, "What");
|
|
show_mt(mt, Stats, &mwid, &dwid, &twid);
|
|
} else {
|
|
fprintf(stderr, "%s: %s not automounted\n", am_get_progname(), fs);
|
|
}
|
|
xdr_pri_free((XDRPROC_T_TYPE) xdr_amq_mount_tree_p, (caddr_t) mtp);
|
|
} else {
|
|
fprintf(stderr, "%s: ", am_get_progname());
|
|
clnt_perror(clnt, server);
|
|
errs = 1;
|
|
}
|
|
}
|
|
} while (optind < argc);
|
|
|
|
} else if (unmount_flag) {
|
|
goto show_usage;
|
|
|
|
} else if (stats_flag) {
|
|
amq_mount_stats *ms = amqproc_stats_1((voidp) 0, clnt);
|
|
if (ms) {
|
|
show_ms(ms);
|
|
} else {
|
|
fprintf(stderr, "%s: ", am_get_progname());
|
|
clnt_perror(clnt, server);
|
|
errs = 1;
|
|
}
|
|
|
|
} else if (!nodefault) {
|
|
amq_mount_tree_list *mlp = amqproc_export_1((voidp) 0, clnt);
|
|
if (mlp) {
|
|
enum show_opt e = Calc;
|
|
int mwid = 0, dwid = 0, pwid = 0;
|
|
while (e != ShowDone) {
|
|
int i;
|
|
for (i = 0; i < mlp->amq_mount_tree_list_len; i++) {
|
|
show_mt(mlp->amq_mount_tree_list_val[i],
|
|
e, &mwid, &dwid, &pwid);
|
|
}
|
|
mwid++;
|
|
dwid++, pwid++;
|
|
if (e == Calc)
|
|
e = Short;
|
|
else if (e == Short)
|
|
e = ShowDone;
|
|
}
|
|
|
|
} else {
|
|
fprintf(stderr, "%s: ", am_get_progname());
|
|
clnt_perror(clnt, server);
|
|
errs = 1;
|
|
}
|
|
}
|
|
exit(errs);
|
|
return errs; /* should never reach here */
|
|
}
|