Commit | Line | Data |
---|---|---|
74f0ca3f | 1 | /* |
74f0ca3f JSP |
2 | * Copyright (c) 1989 Jan-Simon Pendry |
3 | * Copyright (c) 1989 Imperial College of Science, Technology & Medicine | |
4 | * Copyright (c) 1989 The Regents of the University of California. | |
5 | * All rights reserved. | |
6 | * | |
7 | * This code is derived from software contributed to Berkeley by | |
8 | * Jan-Simon Pendry at Imperial College, London. | |
9 | * | |
af359dea C |
10 | * Redistribution and use in source and binary forms, with or without |
11 | * modification, are permitted provided that the following conditions | |
12 | * are met: | |
13 | * 1. Redistributions of source code must retain the above copyright | |
14 | * notice, this list of conditions and the following disclaimer. | |
15 | * 2. Redistributions in binary form must reproduce the above copyright | |
16 | * notice, this list of conditions and the following disclaimer in the | |
17 | * documentation and/or other materials provided with the distribution. | |
18 | * 3. All advertising materials mentioning features or use of this software | |
19 | * must display the following acknowledgement: | |
20 | * This product includes software developed by the University of | |
21 | * California, Berkeley and its contributors. | |
22 | * 4. Neither the name of the University nor the names of its contributors | |
23 | * may be used to endorse or promote products derived from this software | |
24 | * without specific prior written permission. | |
25 | * | |
26 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND | |
27 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
28 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
29 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE | |
30 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
31 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |
32 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
33 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |
34 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |
35 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
36 | * SUCH DAMAGE. | |
37 | * | |
38 | * @(#)fsinfo.c 5.3 (Berkeley) 5/12/91 | |
39 | * | |
40 | * $Id: fsinfo.c,v 5.2.1.3 91/05/07 22:19:01 jsp Alpha $ | |
74f0ca3f | 41 | * |
74f0ca3f JSP |
42 | */ |
43 | ||
44 | /* | |
45 | * fsinfo | |
46 | */ | |
47 | ||
48 | #include "../fsinfo/fsinfo.h" | |
49 | #include "fsi_gram.h" | |
50 | #include <pwd.h> | |
51 | ||
52 | qelem *list_of_hosts; | |
53 | qelem *list_of_automounts; | |
54 | dict *dict_of_volnames; | |
55 | dict *dict_of_hosts; | |
56 | char *autodir = "/a"; | |
57 | char hostname[MAXHOSTNAMELEN+1]; | |
58 | char *username; | |
59 | int file_io_errors; | |
60 | int parse_errors; | |
61 | int errors; | |
62 | int verbose; | |
63 | char idvbuf[1024]; | |
64 | ||
65 | char **g_argv; | |
66 | char *progname; | |
67 | ||
68 | /* | |
69 | * Output file prefixes | |
70 | */ | |
71 | char *exportfs_pref; | |
72 | char *fstab_pref; | |
73 | char *dumpset_pref; | |
74 | char *mount_pref; | |
75 | char *bootparams_pref; | |
76 | ||
77 | /* | |
78 | * Argument cracking... | |
79 | */ | |
80 | static void get_args(c, v) | |
81 | int c; | |
82 | char *v[]; | |
83 | { | |
84 | extern char *optarg; | |
85 | extern int optind; | |
86 | int ch; | |
87 | int usage = 0; | |
88 | char *iptr = idvbuf; | |
89 | ||
90 | /* | |
91 | * Determine program name | |
92 | */ | |
93 | if (v[0]) { | |
94 | progname = strrchr(v[0], '/'); | |
95 | if (progname && progname[1]) | |
96 | progname++; | |
97 | else | |
98 | progname = v[0]; | |
99 | } | |
100 | if (!progname) | |
101 | progname = "fsinfo"; | |
102 | ||
103 | while ((ch = getopt(c, v, "a:b:d:e:f:h:m:D:U:I:qv")) != EOF) | |
104 | switch (ch) { | |
105 | case 'a': | |
106 | autodir = optarg; | |
107 | break; | |
108 | case 'b': | |
109 | if (bootparams_pref) | |
110 | fatal("-b option specified twice"); | |
111 | bootparams_pref = optarg; | |
112 | break; | |
113 | case 'd': | |
114 | if (dumpset_pref) | |
115 | fatal("-d option specified twice"); | |
116 | dumpset_pref = optarg; | |
117 | break; | |
118 | case 'h': | |
119 | strncpy(hostname, optarg, sizeof(hostname)-1); | |
120 | break; | |
121 | case 'e': | |
122 | if (exportfs_pref) | |
123 | fatal("-e option specified twice"); | |
124 | exportfs_pref = optarg; | |
125 | break; | |
126 | case 'f': | |
127 | if (fstab_pref) | |
128 | fatal("-f option specified twice"); | |
129 | fstab_pref = optarg; | |
130 | break; | |
131 | case 'm': | |
132 | if (mount_pref) | |
133 | fatal("-m option specified twice"); | |
134 | mount_pref = optarg; | |
135 | break; | |
136 | case 'q': | |
137 | verbose = -1; | |
138 | break; | |
139 | case 'v': | |
140 | verbose = 1; | |
141 | break; | |
142 | case 'I': case 'D': case 'U': | |
143 | sprintf(iptr, "-%c%s ", ch, optarg); | |
144 | iptr += strlen(iptr); | |
145 | break; | |
146 | default: | |
147 | usage++; | |
148 | break; | |
149 | } | |
150 | ||
151 | if (c != optind) { | |
152 | g_argv = v + optind - 1; | |
153 | if (yywrap()) | |
154 | fatal("Cannot read any input files"); | |
155 | } else { | |
156 | usage++; | |
157 | } | |
158 | ||
159 | if (usage) { | |
160 | fprintf(stderr, | |
161 | "\ | |
162 | Usage: %s [-v] [-a autodir] [-h hostname] [-b bootparams] [-d dumpsets]\n\ | |
163 | \t[-e exports] [-f fstabs] [-m automounts]\n\ | |
164 | \t[-I dir] [-D|-U string[=string]] config ...\n", progname); | |
165 | exit(1); | |
166 | } | |
167 | ||
168 | ||
169 | if (g_argv[0]) | |
170 | log("g_argv[0] = %s", g_argv[0]); | |
171 | else | |
172 | log("g_argv[0] = (nil)"); | |
173 | } | |
174 | ||
175 | /* | |
176 | * Determine username of caller | |
177 | */ | |
178 | static char *find_username() | |
179 | { | |
180 | extern char *getlogin(); | |
181 | extern char *getenv(); | |
182 | char *u = getlogin(); | |
183 | if (!u) { | |
184 | struct passwd *pw = getpwuid(getuid()); | |
185 | if (pw) | |
186 | u = pw->pw_name; | |
187 | } | |
188 | if (!u) | |
189 | u = getenv("USER"); | |
190 | if (!u) | |
191 | u = getenv("LOGNAME"); | |
192 | if (!u) | |
193 | u = "root"; | |
194 | ||
195 | return strdup(u); | |
196 | } | |
197 | ||
198 | /* | |
199 | * MAIN | |
200 | */ | |
201 | main(argc, argv) | |
202 | int argc; | |
203 | char *argv[]; | |
204 | { | |
205 | /* | |
206 | * Process arguments | |
207 | */ | |
208 | get_args(argc, argv); | |
209 | ||
210 | /* | |
211 | * If no hostname given then use the local name | |
212 | */ | |
213 | if (!*hostname && gethostname(hostname, sizeof(hostname)) < 0) { | |
214 | perror("gethostname"); | |
215 | exit(1); | |
216 | } | |
217 | ||
218 | /* | |
219 | * Get the username | |
220 | */ | |
221 | username = find_username(); | |
222 | ||
223 | /* | |
224 | * New hosts and automounts | |
225 | */ | |
226 | list_of_hosts = new_que(); | |
227 | list_of_automounts = new_que(); | |
228 | ||
229 | /* | |
230 | * New dictionaries | |
231 | */ | |
232 | dict_of_volnames = new_dict(); | |
233 | dict_of_hosts = new_dict(); | |
234 | ||
235 | /* | |
236 | * Parse input | |
237 | */ | |
238 | show_area_being_processed("read config", 11); | |
239 | if (yyparse()) | |
240 | errors = 1; | |
241 | errors += file_io_errors + parse_errors; | |
242 | ||
243 | if (errors == 0) { | |
244 | /* | |
245 | * Do semantic analysis of input | |
246 | */ | |
247 | analyze_hosts(list_of_hosts); | |
248 | analyze_automounts(list_of_automounts); | |
249 | } | |
250 | ||
251 | /* | |
252 | * Give up if errors | |
253 | */ | |
254 | if (errors == 0) { | |
255 | /* | |
256 | * Output data files | |
257 | */ | |
258 | ||
259 | write_atab(list_of_automounts); | |
260 | write_bootparams(list_of_hosts); | |
261 | write_dumpset(list_of_hosts); | |
262 | write_exportfs(list_of_hosts); | |
263 | write_fstab(list_of_hosts); | |
264 | } | |
265 | ||
266 | col_cleanup(1); | |
267 | ||
268 | exit(errors); | |
269 | } |