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- /*
- * Copyright (c) 1989 Jan-Simon Pendry
- * Copyright (c) 1989 Imperial College of Science, Technology & Medicine
- * Copyright (c) 1989 The Regents of the University of California.
- * All rights reserved.
- *
- * This code is derived from software contributed to Berkeley by
- * Jan-Simon Pendry at Imperial College, London.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- * must display the following acknowledgement:
- * This product includes software developed by the University of
- * California, Berkeley and its contributors.
- * 4. Neither the name of the University nor the names of its contributors
- * may be used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- * @(#)fsinfo.c 5.3 (Berkeley) 5/12/91
- *
- * $Id: fsinfo.c,v 5.2.1.3 91/05/07 22:19:01 jsp Alpha $
- *
- */
-
- /*
- * fsinfo
- */
-
- #include "../fsinfo/fsinfo.h"
- #include "fsi_gram.h"
- #include <pwd.h>
-
- qelem *list_of_hosts;
- qelem *list_of_automounts;
- dict *dict_of_volnames;
- dict *dict_of_hosts;
- char *autodir = "/a";
- char hostname[MAXHOSTNAMELEN+1];
- char *username;
- int file_io_errors;
- int parse_errors;
- int errors;
- int verbose;
- char idvbuf[1024];
-
- char **g_argv;
- char *progname;
-
- /*
- * Output file prefixes
- */
- char *exportfs_pref;
- char *fstab_pref;
- char *dumpset_pref;
- char *mount_pref;
- char *bootparams_pref;
-
- /*
- * Argument cracking...
- */
- static void get_args(c, v)
- int c;
- char *v[];
- {
- extern char *optarg;
- extern int optind;
- int ch;
- int usage = 0;
- char *iptr = idvbuf;
-
- /*
- * Determine program name
- */
- if (v[0]) {
- progname = strrchr(v[0], '/');
- if (progname && progname[1])
- progname++;
- else
- progname = v[0];
- }
- if (!progname)
- progname = "fsinfo";
-
- while ((ch = getopt(c, v, "a:b:d:e:f:h:m:D:U:I:qv")) != EOF)
- switch (ch) {
- case 'a':
- autodir = optarg;
- break;
- case 'b':
- if (bootparams_pref)
- fatal("-b option specified twice");
- bootparams_pref = optarg;
- break;
- case 'd':
- if (dumpset_pref)
- fatal("-d option specified twice");
- dumpset_pref = optarg;
- break;
- case 'h':
- strncpy(hostname, optarg, sizeof(hostname)-1);
- break;
- case 'e':
- if (exportfs_pref)
- fatal("-e option specified twice");
- exportfs_pref = optarg;
- break;
- case 'f':
- if (fstab_pref)
- fatal("-f option specified twice");
- fstab_pref = optarg;
- break;
- case 'm':
- if (mount_pref)
- fatal("-m option specified twice");
- mount_pref = optarg;
- break;
- case 'q':
- verbose = -1;
- break;
- case 'v':
- verbose = 1;
- break;
- case 'I': case 'D': case 'U':
- sprintf(iptr, "-%c%s ", ch, optarg);
- iptr += strlen(iptr);
- break;
- default:
- usage++;
- break;
- }
-
- if (c != optind) {
- g_argv = v + optind - 1;
- if (yywrap())
- fatal("Cannot read any input files");
- } else {
- usage++;
- }
-
- if (usage) {
- fprintf(stderr,
- "\
- Usage: %s [-v] [-a autodir] [-h hostname] [-b bootparams] [-d dumpsets]\n\
- \t[-e exports] [-f fstabs] [-m automounts]\n\
- \t[-I dir] [-D|-U string[=string]] config ...\n", progname);
- exit(1);
- }
-
-
- if (g_argv[0])
- log("g_argv[0] = %s", g_argv[0]);
- else
- log("g_argv[0] = (nil)");
- }
-
- /*
- * Determine username of caller
- */
- static char *find_username()
- {
- extern char *getlogin();
- extern char *getenv();
- char *u = getlogin();
- if (!u) {
- struct passwd *pw = getpwuid(getuid());
- if (pw)
- u = pw->pw_name;
- }
- if (!u)
- u = getenv("USER");
- if (!u)
- u = getenv("LOGNAME");
- if (!u)
- u = "root";
-
- return strdup(u);
- }
-
- /*
- * MAIN
- */
- main(argc, argv)
- int argc;
- char *argv[];
- {
- /*
- * Process arguments
- */
- get_args(argc, argv);
-
- /*
- * If no hostname given then use the local name
- */
- if (!*hostname && gethostname(hostname, sizeof(hostname)) < 0) {
- perror("gethostname");
- exit(1);
- }
-
- /*
- * Get the username
- */
- username = find_username();
-
- /*
- * New hosts and automounts
- */
- list_of_hosts = new_que();
- list_of_automounts = new_que();
-
- /*
- * New dictionaries
- */
- dict_of_volnames = new_dict();
- dict_of_hosts = new_dict();
-
- /*
- * Parse input
- */
- show_area_being_processed("read config", 11);
- if (yyparse())
- errors = 1;
- errors += file_io_errors + parse_errors;
-
- if (errors == 0) {
- /*
- * Do semantic analysis of input
- */
- analyze_hosts(list_of_hosts);
- analyze_automounts(list_of_automounts);
- }
-
- /*
- * Give up if errors
- */
- if (errors == 0) {
- /*
- * Output data files
- */
-
- write_atab(list_of_automounts);
- write_bootparams(list_of_hosts);
- write_dumpset(list_of_hosts);
- write_exportfs(list_of_hosts);
- write_fstab(list_of_hosts);
- }
-
- col_cleanup(1);
-
- exit(errors);
- }
-