s4:auth_winbind: remove unused 'winbind_wbclient' backend
[Samba.git] / source4 / param / provision.c
blobe1e5380ad24fb5c11089b2f73cbe747fe2f64125
1 /*
2 Unix SMB/CIFS implementation.
3 Samba utility functions
4 Copyright (C) Jelmer Vernooij <jelmer@samba.org> 2008-2009
5 Copyright (C) Andrew Bartlett <abartlet@samba.org> 2005
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 3 of the License, or
10 (at your option) any later version.
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with this program. If not, see <http://www.gnu.org/licenses/>.
21 #include <Python.h>
22 #include <ldb.h>
23 #include <pyldb.h>
24 #include "includes.h"
25 #include "librpc/ndr/libndr.h"
26 #include "param/provision.h"
27 #include "param/secrets.h"
28 #include <pytalloc.h>
29 #include "python/modules.h"
30 #include "param/pyparam.h"
31 #include "dynconfig/dynconfig.h"
33 static PyObject *provision_module(void)
35 PyObject *name = PyString_FromString("samba.provision");
36 if (name == NULL)
37 return NULL;
38 return PyImport_Import(name);
41 static PyObject *schema_module(void)
43 PyObject *name = PyString_FromString("samba.schema");
44 if (name == NULL)
45 return NULL;
46 return PyImport_Import(name);
49 static PyObject *ldb_module(void)
51 PyObject *name = PyString_FromString("ldb");
52 if (name == NULL)
53 return NULL;
54 return PyImport_Import(name);
57 static PyObject *PyLdb_FromLdbContext(struct ldb_context *ldb_ctx)
59 PyLdbObject *ret;
60 PyObject *ldb_mod = ldb_module();
61 PyTypeObject *ldb_ctx_type;
62 if (ldb_mod == NULL)
63 return NULL;
65 ldb_ctx_type = (PyTypeObject *)PyObject_GetAttrString(ldb_mod, "Ldb");
67 ret = (PyLdbObject *)ldb_ctx_type->tp_alloc(ldb_ctx_type, 0);
68 if (ret == NULL) {
69 PyErr_NoMemory();
70 return NULL;
72 ret->mem_ctx = talloc_new(NULL);
73 ret->ldb_ctx = talloc_reference(ret->mem_ctx, ldb_ctx);
74 return (PyObject *)ret;
77 NTSTATUS provision_bare(TALLOC_CTX *mem_ctx, struct loadparm_context *lp_ctx,
78 struct provision_settings *settings,
79 struct provision_result *result)
81 const char *configfile;
82 PyObject *provision_mod, *provision_dict, *provision_fn, *py_result, *parameters, *py_lp_ctx;
84 DEBUG(0,("Provision for Become-DC test using python\n"));
86 Py_Initialize();
87 py_update_path(); /* Put the samba path at the start of sys.path */
89 provision_mod = provision_module();
91 if (provision_mod == NULL) {
92 PyErr_Print();
93 DEBUG(0, ("Unable to import provision Python module.\n"));
94 return NT_STATUS_UNSUCCESSFUL;
97 provision_dict = PyModule_GetDict(provision_mod);
99 if (provision_dict == NULL) {
100 DEBUG(0, ("Unable to get dictionary for provision module\n"));
101 return NT_STATUS_UNSUCCESSFUL;
104 provision_fn = PyDict_GetItemString(provision_dict, "provision_become_dc");
105 if (provision_fn == NULL) {
106 PyErr_Print();
107 DEBUG(0, ("Unable to get provision_become_dc function\n"));
108 return NT_STATUS_UNSUCCESSFUL;
111 DEBUG(0,("New Server in Site[%s]\n",
112 settings->site_name));
114 DEBUG(0,("DSA Instance [%s]\n"
115 "\tinvocationId[%s]\n",
116 settings->ntds_dn_str,
117 settings->invocation_id == NULL?"None":GUID_string(mem_ctx, settings->invocation_id)));
119 DEBUG(0,("Paths under targetdir[%s]\n",
120 settings->targetdir));
121 parameters = PyDict_New();
123 configfile = lpcfg_configfile(lp_ctx);
124 if (configfile != NULL) {
125 PyDict_SetItemString(parameters, "smbconf",
126 PyString_FromString(configfile));
129 PyDict_SetItemString(parameters, "rootdn",
130 PyString_FromString(settings->root_dn_str));
131 if (settings->targetdir != NULL)
132 PyDict_SetItemString(parameters, "targetdir",
133 PyString_FromString(settings->targetdir));
134 PyDict_SetItemString(parameters, "hostname",
135 PyString_FromString(settings->netbios_name));
136 PyDict_SetItemString(parameters, "domain",
137 PyString_FromString(settings->domain));
138 PyDict_SetItemString(parameters, "realm",
139 PyString_FromString(settings->realm));
140 if (settings->root_dn_str)
141 PyDict_SetItemString(parameters, "rootdn",
142 PyString_FromString(settings->root_dn_str));
144 if (settings->domain_dn_str)
145 PyDict_SetItemString(parameters, "domaindn",
146 PyString_FromString(settings->domain_dn_str));
148 if (settings->schema_dn_str)
149 PyDict_SetItemString(parameters, "schemadn",
150 PyString_FromString(settings->schema_dn_str));
152 if (settings->config_dn_str)
153 PyDict_SetItemString(parameters, "configdn",
154 PyString_FromString(settings->config_dn_str));
156 if (settings->server_dn_str)
157 PyDict_SetItemString(parameters, "serverdn",
158 PyString_FromString(settings->server_dn_str));
160 if (settings->site_name)
161 PyDict_SetItemString(parameters, "sitename",
162 PyString_FromString(settings->site_name));
164 PyDict_SetItemString(parameters, "machinepass",
165 PyString_FromString(settings->machine_password));
168 PyDict_SetItemString(parameters, "debuglevel", PyInt_FromLong(DEBUGLEVEL));
170 PyDict_SetItemString(parameters, "use_ntvfs", PyInt_FromLong(settings->use_ntvfs));
172 py_result = PyEval_CallObjectWithKeywords(provision_fn, NULL, parameters);
174 Py_DECREF(parameters);
176 if (py_result == NULL) {
177 PyErr_Print();
178 PyErr_Clear();
179 return NT_STATUS_UNSUCCESSFUL;
182 result->domaindn = talloc_strdup(mem_ctx, PyString_AsString(PyObject_GetAttrString(py_result, "domaindn")));
184 /* FIXME paths */
185 py_lp_ctx = PyObject_GetAttrString(py_result, "lp");
186 if (py_lp_ctx == NULL) {
187 DEBUG(0, ("Missing 'lp' attribute"));
188 return NT_STATUS_UNSUCCESSFUL;
190 result->lp_ctx = lpcfg_from_py_object(mem_ctx, py_lp_ctx);
191 result->samdb = pyldb_Ldb_AsLdbContext(PyObject_GetAttrString(py_result, "samdb"));
193 return NT_STATUS_OK;
196 static PyObject *py_dom_sid_FromSid(struct dom_sid *sid)
198 PyObject *mod_security, *dom_sid_Type;
200 mod_security = PyImport_ImportModule("samba.dcerpc.security");
201 if (mod_security == NULL)
202 return NULL;
204 dom_sid_Type = PyObject_GetAttrString(mod_security, "dom_sid");
205 if (dom_sid_Type == NULL)
206 return NULL;
208 return pytalloc_reference((PyTypeObject *)dom_sid_Type, sid);
211 NTSTATUS provision_store_self_join(TALLOC_CTX *mem_ctx, struct loadparm_context *lp_ctx,
212 struct tevent_context *event_ctx,
213 struct provision_store_self_join_settings *settings,
214 const char **error_string)
216 int ret;
217 PyObject *provision_mod, *provision_dict, *provision_fn, *py_result, *parameters, *py_sid;
218 struct ldb_context *ldb;
219 TALLOC_CTX *tmp_mem = talloc_new(mem_ctx);
221 *error_string = NULL;
223 if (!tmp_mem) {
224 return NT_STATUS_NO_MEMORY;
227 /* Open the secrets database */
228 ldb = secrets_db_connect(tmp_mem, lp_ctx);
229 if (!ldb) {
230 *error_string
231 = talloc_asprintf(mem_ctx,
232 "Could not open secrets database");
233 talloc_free(tmp_mem);
234 return NT_STATUS_CANT_ACCESS_DOMAIN_INFO;
237 ret = ldb_transaction_start(ldb);
239 if (ret != LDB_SUCCESS) {
240 *error_string
241 = talloc_asprintf(mem_ctx,
242 "Could not start transaction on secrets database: %s", ldb_errstring(ldb));
243 talloc_free(tmp_mem);
244 return NT_STATUS_CANT_ACCESS_DOMAIN_INFO;
247 Py_Initialize();
248 py_update_path(); /* Put the samba path at the start of sys.path */
249 provision_mod = provision_module();
251 if (provision_mod == NULL) {
252 PyErr_Print();
253 *error_string
254 = talloc_asprintf(mem_ctx, "Unable to import provision Python module.");
255 talloc_free(tmp_mem);
256 return NT_STATUS_UNSUCCESSFUL;
259 provision_dict = PyModule_GetDict(provision_mod);
261 if (provision_dict == NULL) {
262 *error_string
263 = talloc_asprintf(mem_ctx, "Unable to get dictionary for provision module");
264 talloc_free(tmp_mem);
265 return NT_STATUS_UNSUCCESSFUL;
268 provision_fn = PyDict_GetItemString(provision_dict, "secretsdb_self_join");
269 if (provision_fn == NULL) {
270 PyErr_Print();
271 *error_string
272 = talloc_asprintf(mem_ctx, "Unable to get provision_become_dc function");
273 talloc_free(tmp_mem);
274 return NT_STATUS_UNSUCCESSFUL;
277 parameters = PyDict_New();
279 PyDict_SetItemString(parameters, "secretsdb",
280 PyLdb_FromLdbContext(ldb));
281 PyDict_SetItemString(parameters, "domain",
282 PyString_FromString(settings->domain_name));
283 if (settings->realm != NULL) {
284 PyDict_SetItemString(parameters, "realm",
285 PyString_FromString(settings->realm));
287 PyDict_SetItemString(parameters, "machinepass",
288 PyString_FromString(settings->machine_password));
289 PyDict_SetItemString(parameters, "netbiosname",
290 PyString_FromString(settings->netbios_name));
292 py_sid = py_dom_sid_FromSid(settings->domain_sid);
293 if (py_sid == NULL) {
294 Py_DECREF(parameters);
295 goto failure;
298 PyDict_SetItemString(parameters, "domainsid",
299 py_sid);
301 PyDict_SetItemString(parameters, "secure_channel_type",
302 PyInt_FromLong(settings->secure_channel_type));
304 PyDict_SetItemString(parameters, "key_version_number",
305 PyInt_FromLong(settings->key_version_number));
307 py_result = PyEval_CallObjectWithKeywords(provision_fn, NULL, parameters);
309 Py_DECREF(parameters);
311 if (py_result == NULL) {
312 goto failure;
315 ret = ldb_transaction_commit(ldb);
316 if (ret != LDB_SUCCESS) {
317 *error_string
318 = talloc_asprintf(mem_ctx,
319 "Could not commit transaction on secrets database: %s", ldb_errstring(ldb));
320 talloc_free(tmp_mem);
321 return NT_STATUS_INTERNAL_DB_ERROR;
324 talloc_free(tmp_mem);
326 return NT_STATUS_OK;
328 failure:
329 ldb_transaction_cancel(ldb);
330 talloc_free(tmp_mem);
332 PyErr_Print();
333 PyErr_Clear();
334 return NT_STATUS_UNSUCCESSFUL;
338 struct ldb_context *provision_get_schema(TALLOC_CTX *mem_ctx,
339 struct loadparm_context *lp_ctx,
340 const char *schema_dn,
341 DATA_BLOB *override_prefixmap)
343 PyObject *schema_mod, *schema_dict, *schema_fn, *py_result, *parameters;
345 Py_Initialize();
346 py_update_path(); /* Put the samba path at the start of sys.path */
348 schema_mod = schema_module();
350 if (schema_mod == NULL) {
351 PyErr_Print();
352 DEBUG(0, ("Unable to import schema Python module.\n"));
353 return NULL;
356 schema_dict = PyModule_GetDict(schema_mod);
358 if (schema_dict == NULL) {
359 DEBUG(0, ("Unable to get dictionary for schema module\n"));
360 return NULL;
363 schema_fn = PyDict_GetItemString(schema_dict, "ldb_with_schema");
364 if (schema_fn == NULL) {
365 PyErr_Print();
366 DEBUG(0, ("Unable to get schema_get_ldb function\n"));
367 return NULL;
370 parameters = PyDict_New();
372 if (schema_dn) {
373 PyDict_SetItemString(parameters, "schemadn",
374 PyString_FromString(schema_dn));
377 if (override_prefixmap) {
378 PyDict_SetItemString(parameters, "override_prefixmap",
379 PyString_FromStringAndSize((const char *)override_prefixmap->data,
380 override_prefixmap->length));
383 py_result = PyEval_CallObjectWithKeywords(schema_fn, NULL, parameters);
385 Py_DECREF(parameters);
387 if (py_result == NULL) {
388 PyErr_Print();
389 PyErr_Clear();
390 return NULL;
393 return pyldb_Ldb_AsLdbContext(PyObject_GetAttrString(py_result, "ldb"));