source: branches/samba-3.3.x/source/utils/profiles.c@ 259

Last change on this file since 259 was 223, checked in by Herwig Bauernfeind, 16 years ago

Update Samba 3.3 branch to 3.3.3
File size: 8.4 KB
Line 
1/*
2 Samba Unix/Linux SMB client utility profiles.c
3
4 Copyright (C) Richard Sharpe, <rsharpe@richardsharpe.com> 2002
5 Copyright (C) Jelmer Vernooij (conversion to popt) 2003
6 Copyright (C) Gerald (Jerry) Carter 2005
7
8 This program is free software; you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation; either version 3 of the License, or
11 (at your option) any later version.
12
13 This program is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
17
18 You should have received a copy of the GNU General Public License
19 along with this program. If not, see <http://www.gnu.org/licenses/>.
20*/
21
22#include "includes.h"
23#include "regfio.h"
24
25/* GLOBAL VARIABLES */
26
27DOM_SID old_sid, new_sid;
28int change = 0, new_val = 0;
29int opt_verbose = False;
30
31/********************************************************************
32********************************************************************/
33
34static void verbose_output(const char *format, ...) PRINTF_ATTRIBUTE(1,2);
35static void verbose_output(const char *format, ...)
36{
37 va_list args;
38 char *var = NULL;
39
40 if (!opt_verbose) {
41 return;
42 }
43
44 va_start(args, format);
45 if ((vasprintf(&var, format, args)) == -1) {
46 va_end(args);
47 return;
48 }
49
50 fprintf(stdout, "%s", var);
51 va_end(args);
52 SAFE_FREE(var);
53}
54
55/********************************************************************
56********************************************************************/
57
58static bool swap_sid_in_acl( SEC_DESC *sd, DOM_SID *s1, DOM_SID *s2 )
59{
60 SEC_ACL *theacl;
61 int i;
62 bool update = False;
63
64 verbose_output(" Owner SID: %s\n", sid_string_tos(sd->owner_sid));
65 if ( sid_equal( sd->owner_sid, s1 ) ) {
66 sid_copy( sd->owner_sid, s2 );
67 update = True;
68 verbose_output(" New Owner SID: %s\n",
69 sid_string_tos(sd->owner_sid));
70
71 }
72
73 verbose_output(" Group SID: %s\n", sid_string_tos(sd->group_sid));
74 if ( sid_equal( sd->group_sid, s1 ) ) {
75 sid_copy( sd->group_sid, s2 );
76 update = True;
77 verbose_output(" New Group SID: %s\n",
78 sid_string_tos(sd->group_sid));
79 }
80
81 theacl = sd->dacl;
82 verbose_output(" DACL: %d entries:\n", theacl->num_aces);
83 for ( i=0; i<theacl->num_aces; i++ ) {
84 verbose_output(" Trustee SID: %s\n",
85 sid_string_tos(&theacl->aces[i].trustee));
86 if ( sid_equal( &theacl->aces[i].trustee, s1 ) ) {
87 sid_copy( &theacl->aces[i].trustee, s2 );
88 update = True;
89 verbose_output(" New Trustee SID: %s\n",
90 sid_string_tos(&theacl->aces[i].trustee));
91 }
92 }
93
94#if 0
95 theacl = sd->sacl;
96 verbose_output(" SACL: %d entries: \n", theacl->num_aces);
97 for ( i=0; i<theacl->num_aces; i++ ) {
98 verbose_output(" Trustee SID: %s\n",
99 sid_string_tos(&theacl->aces[i].trustee));
100 if ( sid_equal( &theacl->aces[i].trustee, s1 ) ) {
101 sid_copy( &theacl->aces[i].trustee, s2 );
102 update = True;
103 verbose_output(" New Trustee SID: %s\n",
104 sid_string_tos(&theacl->aces[i].trustee));
105 }
106 }
107#endif
108 return update;
109}
110
111/********************************************************************
112********************************************************************/
113
114static bool copy_registry_tree( REGF_FILE *infile, REGF_NK_REC *nk,
115 REGF_NK_REC *parent, REGF_FILE *outfile,
116 const char *parentpath )
117{
118 REGF_NK_REC *key, *subkey;
119 SEC_DESC *new_sd;
120 REGVAL_CTR *values;
121 struct regsubkey_ctr *subkeys;
122 int i;
123 char *path;
124 WERROR werr;
125
126 /* swap out the SIDs in the security descriptor */
127
128 if ( !(new_sd = dup_sec_desc( outfile->mem_ctx, nk->sec_desc->sec_desc )) ) {
129 fprintf( stderr, "Failed to copy security descriptor!\n" );
130 return False;
131 }
132
133 verbose_output("ACL for %s%s%s\n", parentpath, parent ? "\\" : "", nk->keyname);
134 swap_sid_in_acl( new_sd, &old_sid, &new_sid );
135
136 werr = regsubkey_ctr_init(NULL, &subkeys);
137 if (!W_ERROR_IS_OK(werr)) {
138 DEBUG(0,("copy_registry_tree: talloc() failure!\n"));
139 return False;
140 }
141
142 if ( !(values = TALLOC_ZERO_P( subkeys, REGVAL_CTR )) ) {
143 TALLOC_FREE( subkeys );
144 DEBUG(0,("copy_registry_tree: talloc() failure!\n"));
145 return False;
146 }
147
148 /* copy values into the REGVAL_CTR */
149
150 for ( i=0; i<nk->num_values; i++ ) {
151 regval_ctr_addvalue( values, nk->values[i].valuename, nk->values[i].type,
152 (const char *)nk->values[i].data, (nk->values[i].data_size & ~VK_DATA_IN_OFFSET) );
153 }
154
155 /* copy subkeys into the struct regsubkey_ctr */
156
157 while ( (subkey = regfio_fetch_subkey( infile, nk )) ) {
158 regsubkey_ctr_addkey( subkeys, subkey->keyname );
159 }
160
161 key = regfio_write_key( outfile, nk->keyname, values, subkeys, new_sd, parent );
162
163 /* write each one of the subkeys out */
164
165 path = talloc_asprintf(subkeys, "%s%s%s",
166 parentpath, parent ? "\\" : "",nk->keyname);
167 if (!path) {
168 TALLOC_FREE( subkeys );
169 return false;
170 }
171
172 nk->subkey_index = 0;
173 while ((subkey = regfio_fetch_subkey(infile, nk))) {
174 if (!copy_registry_tree( infile, subkey, key, outfile, path)) {
175 TALLOC_FREE(subkeys);
176 return false;
177 }
178 }
179
180 /* values is a talloc()'d child of subkeys here so just throw it all away */
181
182 TALLOC_FREE( subkeys );
183
184 verbose_output("[%s]\n", path);
185
186 return True;
187}
188
189/*********************************************************************
190*********************************************************************/
191
192int main( int argc, char *argv[] )
193{
194 TALLOC_CTX *frame = talloc_stackframe();
195 int opt;
196 REGF_FILE *infile, *outfile;
197 REGF_NK_REC *nk;
198 char *orig_filename, *new_filename;
199 struct poptOption long_options[] = {
200 POPT_AUTOHELP
201 { "change-sid", 'c', POPT_ARG_STRING, NULL, 'c', "Provides SID to change" },
202 { "new-sid", 'n', POPT_ARG_STRING, NULL, 'n', "Provides SID to change to" },
203 { "verbose", 'v', POPT_ARG_NONE, &opt_verbose, 'v', "Verbose output" },
204 POPT_COMMON_SAMBA
205 POPT_COMMON_VERSION
206 POPT_TABLEEND
207 };
208 poptContext pc;
209
210 load_case_tables();
211
212 /* setup logging options */
213
214 setup_logging( "profiles", True );
215 dbf = x_stderr;
216 x_setbuf( x_stderr, NULL );
217
218 pc = poptGetContext("profiles", argc, (const char **)argv, long_options,
219 POPT_CONTEXT_KEEP_FIRST);
220
221 poptSetOtherOptionHelp(pc, "<profilefile>");
222
223 /* Now, process the arguments */
224
225 while ((opt = poptGetNextOpt(pc)) != -1) {
226 switch (opt) {
227 case 'c':
228 change = 1;
229 if (!string_to_sid(&old_sid, poptGetOptArg(pc))) {
230 fprintf(stderr, "Argument to -c should be a SID in form of S-1-5-...\n");
231 poptPrintUsage(pc, stderr, 0);
232 exit(254);
233 }
234 break;
235
236 case 'n':
237 new_val = 1;
238 if (!string_to_sid(&new_sid, poptGetOptArg(pc))) {
239 fprintf(stderr, "Argument to -n should be a SID in form of S-1-5-...\n");
240 poptPrintUsage(pc, stderr, 0);
241 exit(253);
242 }
243 break;
244
245 }
246 }
247
248 poptGetArg(pc);
249
250 if (!poptPeekArg(pc)) {
251 poptPrintUsage(pc, stderr, 0);
252 exit(1);
253 }
254
255 if ((!change && new_val) || (change && !new_val)) {
256 fprintf(stderr, "You must specify both -c and -n if one or the other is set!\n");
257 poptPrintUsage(pc, stderr, 0);
258 exit(252);
259 }
260
261 orig_filename = talloc_strdup(frame, poptPeekArg(pc));
262 if (!orig_filename) {
263 exit(ENOMEM);
264 }
265 new_filename = talloc_asprintf(frame,
266 "%s.new",
267 orig_filename);
268 if (!new_filename) {
269 exit(ENOMEM);
270 }
271
272 if (!(infile = regfio_open( orig_filename, O_RDONLY, 0))) {
273 fprintf( stderr, "Failed to open %s!\n", orig_filename );
274 fprintf( stderr, "Error was (%s)\n", strerror(errno) );
275 exit (1);
276 }
277
278 if ( !(outfile = regfio_open( new_filename, (O_RDWR|O_CREAT|O_TRUNC), (S_IREAD|S_IWRITE) )) ) {
279 fprintf( stderr, "Failed to open new file %s!\n", new_filename );
280 fprintf( stderr, "Error was (%s)\n", strerror(errno) );
281 exit (1);
282 }
283
284 /* actually do the update now */
285
286 if ((nk = regfio_rootkey( infile )) == NULL) {
287 fprintf(stderr, "Could not get rootkey\n");
288 exit(3);
289 }
290
291 if (!copy_registry_tree( infile, nk, NULL, outfile, "")) {
292 fprintf(stderr, "Failed to write updated registry file!\n");
293 exit(2);
294 }
295
296 /* cleanup */
297
298 regfio_close(infile);
299 regfio_close(outfile);
300
301 poptFreeContext(pc);
302
303 TALLOC_FREE(frame);
304 return 0;
305}
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