2 * Copyright (c) 1997-2014 Erez Zadok
3 * Copyright (c) 1989 Jan-Simon Pendry
4 * Copyright (c) 1989 Imperial College of Science, Technology & Medicine
5 * Copyright (c) 1989 The Regents of the University of California.
8 * This code is derived from software contributed to Berkeley by
9 * Jan-Simon Pendry at Imperial College, London.
11 * Redistribution and use in source and binary forms, with or without
12 * modification, are permitted provided that the following conditions
14 * 1. Redistributions of source code must retain the above copyright
15 * notice, this list of conditions and the following disclaimer.
16 * 2. Redistributions in binary form must reproduce the above copyright
17 * notice, this list of conditions and the following disclaimer in the
18 * documentation and/or other materials provided with the distribution.
19 * 3. Neither the name of the University nor the names of its contributors
20 * may be used to endorse or promote products derived from this software
21 * without specific prior written permission.
23 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
27 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
36 * File: am-utils/fsinfo/fsi_gram.y
43 #endif /* HAVE_CONFIG_H */
48 extern qelem *list_of_hosts, *list_of_automounts;
94 %type <q> automount_tree
96 %type <m> dir_tree_info
97 %type <d> filesystem fs_info_list
98 %type <h> host host_attr host_attr_list
99 %type <q> list_of_hosts list_of_filesystems list_of_mounts dir_tree
100 %type <f> localinfo_list
101 %type <s> opt_auto_opts
110 { if ($2) ins_que((qelem *) $2, list_of_hosts->q_back);
113 | list_of_hosts automount
114 { if ($2) ins_que((qelem *) $2, list_of_automounts->q_back);
124 tHOST host_attr list_of_filesystems list_of_mounts
125 { $$ = $2; $$->h_disk_fs = $3; $$->h_mount = $4; }
127 | error tHOST host_attr list_of_filesystems list_of_mounts
128 { $$ = $3; $$->h_disk_fs = $4; $$->h_mount = $5; }
134 { $$ = new_host(); set_host($$, HF_HOST, $1); }
136 | '{' host_attr_list '}' tSTR
137 { $$ = $2; set_host($$, HF_HOST, $4); }
145 | host_attr_list tNETIF tSTR '{' ether_attr '}'
148 $$ = $1; set_host($$, HF_ETHER, (char *) $5); }
151 | host_attr_list tCONFIG tSTR
152 { $$ = $1; set_host($$, HF_CONFIG, $3); }
154 | host_attr_list tARCH '=' tSTR
155 { $$ = $1; set_host($$, HF_ARCH, $4); }
157 | host_attr_list tOS '=' tSTR
158 { $$ = $1; set_host($$, HF_OS, $4); }
160 | host_attr_list tCLUSTER '=' tSTR
161 { $$ = $1; set_host($$, HF_CLUSTER, $4); }
163 | host_attr_list error '=' tSTR
164 { yyerror("unknown host attribute"); }
169 { $$ = new_ether_if(); }
171 | ether_attr tINADDR '=' tSTR
172 { $$ = $1; set_ether_if($$, EF_INADDR, $4); }
173 | ether_attr tNETMASK '=' tSTR
174 { $$ = $1; set_ether_if($$, EF_NETMASK, $4); }
175 | ether_attr tHWADDR '=' tSTR
176 { $$ = $1; set_ether_if($$, EF_HWADDR, $4); }
180 * A new automount tree:
182 * automount /mountpoint { ... }
185 tAUTOMOUNT opt_auto_opts automount_tree
187 $$ = new_auto_tree($2, $3);
199 { $$ = xstrdup(""); }
205 list_of_filesystems :
209 | list_of_filesystems filesystem
215 ins_que(&$2->d_q, $$->q_back);
225 * fs /dev/whatever { ... }
228 tFS tSTR '{' fs_info_list '}'
229 { $4->d_dev = $2; $$ = $4; }
232 { $$ = (disk_fs *) NULL; }
236 * Per-filesystem information:
238 * fstype - the type of the filesystem (4.2, nfs, swap, export)
239 * opts - the mount options ("rw,grpid")
240 * passno - fsck pass number
241 * freq - dump frequency
242 * dumpset - tape set for filesystem dumps
243 * mount - where to mount this filesystem
248 { $$ = new_disk_fs(); }
250 | fs_info_list tFSTYPE '=' tSTR
251 { $$ = $1; set_disk_fs($$, DF_FSTYPE, $4); }
253 | fs_info_list tOPTS '=' tSTR
254 { $$ = $1; set_disk_fs($$, DF_OPTS, $4); }
256 | fs_info_list tPASSNO '=' tSTR
257 { $$ = $1; set_disk_fs($$, DF_PASSNO, $4); }
259 | fs_info_list tFREQ '=' tSTR
260 { $$ = $1; set_disk_fs($$, DF_FREQ, $4); }
262 | fs_info_list tMOUNT dir_tree
263 { $$ = $1; set_disk_fs($$, DF_MOUNT, (char *) $3); }
265 | fs_info_list tDUMPSET '=' tSTR
266 { $$ = $1; set_disk_fs($$, DF_DUMPSET, $4); }
268 | fs_info_list tLOG '=' tSTR
269 { $$ = $1; set_disk_fs($$, DF_LOG, $4); }
271 | fs_info_list error '=' tSTR
272 { yyerror("unknown filesystem attribute"); }
278 * name = "volname" name is a reference to volname
279 * name -> "string" name is a link to "string"
280 * name nfsalias "string" name is a link to "string", string parsed as NFS
282 * name { ... } name is an automount tree
288 | automount_tree tSTR opt_auto_opts '=' tSTR
289 { automount *a = new_automount($2);
296 ins_que(&a->a_q, $$->q_back);
298 | automount_tree tSTR opt_auto_opts tNFSEQ tSTR
299 { automount *a = new_automount($2);
300 a->a_hardwiredfs = $5;
306 ins_que(&a->a_q, $$->q_back);
309 | automount_tree tSTR tEQ tSTR
310 { automount *a = new_automount($2);
316 ins_que(&a->a_q, $$->q_back);
319 | automount_tree tSTR opt_auto_opts '{' automount_tree '}'
320 { automount *a = new_automount($2);
327 ins_que(&a->a_q, $$->q_back);
335 | dir_tree tSTR '{' dir_tree_info dir_tree '}'
338 if ($2[0] != '/' && $2[1] && strchr($2+1, '/'))
339 yyerror("not allowed '/' in a directory name");
344 ins_que(&$4->m_q, $$->q_back);
350 { $$ = new_mount(); }
352 | dir_tree_info tEXPORTFS tSTR
353 { $$ = $1; set_mount($$, DM_EXPORTFS, $3); }
355 | dir_tree_info tVOLNAME tSTR
356 { $$ = $1; set_mount($$, DM_VOLNAME, $3); }
358 | dir_tree_info tSEL tSTR
359 { $$ = $1; set_mount($$, DM_SEL, $3); }
361 | dir_tree_info error '=' tSTR
362 { yyerror("unknown directory attribute"); }
366 * Additional mounts on a host
368 * mount "volname" ...
374 | list_of_mounts tMOUNT tSTR localinfo_list
375 { set_fsmount($4, FM_VOLNAME, $3);
380 ins_que(&$4->f_q, $$->q_back);
387 * from "hostname" - obtain the object from the named host
388 * as "string" - where to mount, if different from the volname
389 * opts "string" - mount options
390 * fstype "type" - type of filesystem mount, if not nfs
391 * direct - mount entry, no need to create ad-hoc hosts file
395 { $$ = new_fsmount(); }
397 | localinfo_list tDIRECT
398 { $$ = $1; set_fsmount($$, FM_DIRECT, ""); }
400 | localinfo_list tAS tSTR
401 { $$ = $1; set_fsmount($$, FM_LOCALNAME, $3); }
403 | localinfo_list tFROM tSTR
404 { $$ = $1; set_fsmount($$, FM_FROM, $3); }
406 | localinfo_list tFSTYPE tSTR
407 { $$ = $1; set_fsmount($$, FM_FSTYPE, $3); }
409 | localinfo_list tOPTS tSTR
410 { $$ = $1; set_fsmount($$, FM_OPTS, $3); }
412 | localinfo_list error '=' tSTR
413 { yyerror("unknown mount attribute"); }