source: trunk-3.0/source/libgpo/gpo_fetch.c@ 103

Last change on this file since 103 was 32, checked in by Paul Smedley, 19 years ago

Update source to 3.0.25rc3 level
File size: 5.3 KB
Line 
1/*
2 * Unix SMB/CIFS implementation.
3 * Group Policy Object Support
4 * Copyright (C) Guenther Deschner 2005-2006
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
19 */
20
21#include "includes.h"
22
23/****************************************************************
24 explode the GPO CIFS URI into their components
25****************************************************************/
26
27NTSTATUS ads_gpo_explode_filesyspath(ADS_STRUCT *ads,
28 TALLOC_CTX *mem_ctx,
29 const char *file_sys_path,
30 char **server,
31 char **service,
32 char **nt_path,
33 char **unix_path)
34{
35 fstring tok;
36 pstring path;
37
38 *server = NULL;
39 *service = NULL;
40 *nt_path = NULL;
41 *unix_path = NULL;
42
43 if (!next_token(&file_sys_path, tok, "\\", sizeof(tok))) {
44 return NT_STATUS_INVALID_PARAMETER;
45 }
46
47 if ((*server = talloc_strdup(mem_ctx, tok)) == NULL) {
48 return NT_STATUS_NO_MEMORY;
49 }
50
51 if (!next_token(&file_sys_path, tok, "\\", sizeof(tok))) {
52 return NT_STATUS_INVALID_PARAMETER;
53 }
54
55 if ((*service = talloc_strdup(mem_ctx, tok)) == NULL) {
56 return NT_STATUS_NO_MEMORY;
57 }
58
59 if ((*nt_path = talloc_asprintf(mem_ctx, "\\%s", file_sys_path)) == NULL) {
60 return NT_STATUS_NO_MEMORY;
61 }
62
63 pstrcpy(path, lock_path(GPO_CACHE_DIR));
64 pstrcat(path, "/");
65 pstrcat(path, file_sys_path);
66 pstring_sub(path, "\\", "/");
67
68 if ((*unix_path = talloc_strdup(mem_ctx, path)) == NULL) {
69 return NT_STATUS_NO_MEMORY;
70 }
71
72 return NT_STATUS_OK;
73}
74
75/****************************************************************
76 prepare the local disc storage for "unix_path"
77****************************************************************/
78
79NTSTATUS ads_gpo_prepare_local_store(ADS_STRUCT *ads,
80 TALLOC_CTX *mem_ctx,
81 const char *unix_path)
82{
83 const char *top_dir = lock_path(GPO_CACHE_DIR);
84 char *current_dir;
85 fstring tok;
86
87 current_dir = talloc_strdup(mem_ctx, top_dir);
88 NT_STATUS_HAVE_NO_MEMORY(current_dir);
89
90 if ((mkdir(top_dir, 0644)) < 0 && errno != EEXIST) {
91 return NT_STATUS_ACCESS_DENIED;
92 }
93
94 while (next_token(&unix_path, tok, "/", sizeof(tok))) {
95
96 if (strequal(tok, GPO_CACHE_DIR)) {
97 break;
98 }
99 }
100
101 while (next_token(&unix_path, tok, "/", sizeof(tok))) {
102
103 current_dir = talloc_asprintf_append(current_dir, "/%s", tok);
104 NT_STATUS_HAVE_NO_MEMORY(current_dir);
105
106 if ((mkdir(current_dir, 0644)) < 0 && errno != EEXIST) {
107 return NT_STATUS_ACCESS_DENIED;
108 }
109 }
110
111 return NT_STATUS_OK;
112}
113
114/****************************************************************
115 download a full GPO via CIFS
116****************************************************************/
117
118NTSTATUS ads_fetch_gpo_files(ADS_STRUCT *ads,
119 TALLOC_CTX *mem_ctx,
120 struct cli_state *cli,
121 struct GROUP_POLICY_OBJECT *gpo)
122{
123 NTSTATUS result;
124 char *server, *service, *nt_path, *unix_path, *nt_ini_path, *unix_ini_path;
125
126 result = ads_gpo_explode_filesyspath(ads, mem_ctx, gpo->file_sys_path,
127 &server, &service, &nt_path, &unix_path);
128 if (!NT_STATUS_IS_OK(result)) {
129 goto out;
130 }
131
132 result = ads_gpo_prepare_local_store(ads, mem_ctx, unix_path);
133 if (!NT_STATUS_IS_OK(result)) {
134 goto out;
135 }
136
137 unix_ini_path = talloc_asprintf(mem_ctx, "%s/%s", unix_path, GPT_INI);
138 nt_ini_path = talloc_asprintf(mem_ctx, "%s\\%s", nt_path, GPT_INI);
139 if (!unix_path || !nt_ini_path) {
140 result = NT_STATUS_NO_MEMORY;
141 goto out;
142 }
143
144 result = gpo_copy_file(mem_ctx, cli, nt_ini_path, unix_ini_path);
145 if (!NT_STATUS_IS_OK(result)) {
146 goto out;
147 }
148
149 result = gpo_sync_directories(mem_ctx, cli, nt_path, unix_path);
150 if (!NT_STATUS_IS_OK(result)) {
151 goto out;
152 }
153
154 result = NT_STATUS_OK;
155
156 out:
157 return result;
158}
159
160/****************************************************************
161 get the locally stored gpt.ini version number
162****************************************************************/
163
164NTSTATUS ads_gpo_get_sysvol_gpt_version(ADS_STRUCT *ads,
165 TALLOC_CTX *mem_ctx,
166 const char *unix_path,
167 uint32 *sysvol_version,
168 char **display_name)
169{
170 NTSTATUS status;
171 uint32 version;
172 char *local_path = NULL;
173 char *name = NULL;
174
175 local_path = talloc_asprintf(mem_ctx, "%s/%s", unix_path, GPT_INI);
176 NT_STATUS_HAVE_NO_MEMORY(local_path);
177
178 status = parse_gpt_ini(mem_ctx, local_path, &version, &name);
179 if (!NT_STATUS_IS_OK(status)) {
180 DEBUG(10,("ads_gpo_get_sysvol_gpt_version: failed to parse ini [%s]: %s\n",
181 unix_path, nt_errstr(status)));
182 return status;
183 }
184
185 if (sysvol_version) {
186 *sysvol_version = version;
187 }
188
189 if (name && *display_name) {
190 *display_name = talloc_strdup(mem_ctx, name);
191 NT_STATUS_HAVE_NO_MEMORY(*display_name);
192 }
193
194 return NT_STATUS_OK;
195}
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