source4/dsdb/pydsdb.c

   1 /*
   2    Unix SMB/CIFS implementation.
   3    Copyright (C) Jelmer Vernooij <jelmer@samba.org> 2007-2010
   4    Copyright (C) Matthias Dieter Wallnöfer          2009
   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 3 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, see <http://www.gnu.org/licenses/>.
  18 */
  19
  20 #include <Python.h>
  21 #include "includes.h"
  22 #include "dsdb/samdb/samdb.h"
  23 #include "lib/ldb/pyldb.h"
  24
  25 /* FIXME: These should be in a header file somewhere, once we finish moving
  26  * away from SWIG .. */
  27 #define PyErr_LDB_OR_RAISE(py_ldb, ldb) \
  28 /*      if (!PyLdb_Check(py_ldb)) { \
  29                 PyErr_SetString(py_ldb_get_exception(), "Ldb connection object required"); \
  30                 return NULL; \
  31         } */\
  32         ldb = PyLdb_AsLdbContext(py_ldb);
  33
  34 static PyObject *py_samdb_server_site_name(PyObject *self, PyObject *args)
  35 {
  36         PyObject *py_ldb, *result;
  37         struct ldb_context *ldb;
  38         const char *site;
  39         TALLOC_CTX *mem_ctx;
  40
  41         if (!PyArg_ParseTuple(args, "O", &py_ldb))
  42                 return NULL;
  43
  44         PyErr_LDB_OR_RAISE(py_ldb, ldb);
  45
  46         mem_ctx = talloc_new(NULL);
  47
  48         site = samdb_server_site_name(ldb, mem_ctx);
  49         if (site == NULL) {
  50                 PyErr_SetString(PyExc_RuntimeError, "Failed to find server site");
  51                 talloc_free(mem_ctx);
  52                 return NULL;
  53         }
  54
  55         result = PyString_FromString(site);
  56         talloc_free(mem_ctx);
  57         return result;
  58 }
  59
  60 /* XXX: This function really should be in pyldb.c */
  61 static PyObject *py_dsdb_set_opaque_integer(PyObject *self, PyObject *args)
  62 {
  63         PyObject *py_ldb;
  64         int value;
  65         int *old_val, *new_val;
  66         char *py_opaque_name, *opaque_name_talloc;
  67         struct ldb_context *ldb;
  68         TALLOC_CTX *tmp_ctx;
  69
  70         if (!PyArg_ParseTuple(args, "Osi", &py_ldb, &py_opaque_name, &value))
  71                 return NULL;
  72
  73         PyErr_LDB_OR_RAISE(py_ldb, ldb);
  74
  75         /* see if we have a cached copy */
  76         old_val = (int *)ldb_get_opaque(ldb, py_opaque_name);
  77         /* XXX: We shouldn't just blindly assume that the value that is
  78          * already present has the size of an int and is not shared
  79          * with other code that may rely on it not changing.
  80          * JRV 20100403 */
  81
  82         if (old_val) {
  83                 *old_val = value;
  84                 Py_RETURN_NONE;
  85         }
  86
  87         tmp_ctx = talloc_new(ldb);
  88         if (tmp_ctx == NULL) {
  89                 PyErr_NoMemory();
  90                 return NULL;
  91         }
  92
  93         new_val = talloc(tmp_ctx, int);
  94         if (new_val == NULL) {
  95                 talloc_free(tmp_ctx);
  96                 PyErr_NoMemory();
  97                 return NULL;
  98         }
  99
 100         opaque_name_talloc = talloc_strdup(tmp_ctx, py_opaque_name);
 101         if (opaque_name_talloc == NULL) {
 102                 talloc_free(tmp_ctx);
 103                 PyErr_NoMemory();
 104                 return NULL;
 105         }
 106
 107         *new_val = value;
 108
 109         /* cache the domain_sid in the ldb */
 110         if (ldb_set_opaque(ldb, opaque_name_talloc, new_val) != LDB_SUCCESS) {
 111                 talloc_free(tmp_ctx);
 112                 PyErr_SetString(PyExc_RuntimeError,
 113                                         "Failed to set opaque integer into the ldb");
 114                 return NULL;
 115         }
 116
 117         talloc_steal(ldb, new_val);
 118         talloc_steal(ldb, opaque_name_talloc);
 119         talloc_free(tmp_ctx);
 120
 121         Py_RETURN_NONE;
 122 }
 123
 124 static PyObject *py_dsdb_convert_schema_to_openldap(PyObject *self,
 125                                                                                                         PyObject *args)
 126 {
 127         char *target_str, *mapping;
 128         PyObject *py_ldb;
 129         struct ldb_context *ldb;
 130         PyObject *ret;
 131         char *retstr;
 132
 133         if (!PyArg_ParseTuple(args, "Oss", &py_ldb, &target_str, &mapping))
 134                 return NULL;
 135
 136         PyErr_LDB_OR_RAISE(py_ldb, ldb);
 137
 138         retstr = dsdb_convert_schema_to_openldap(ldb, target_str, mapping);
 139         if (retstr == NULL) {
 140                 PyErr_SetString(PyExc_RuntimeError,
 141                                                 "dsdb_convert_schema_to_openldap failed");
 142                 return NULL;
 143         }
 144
 145         ret = PyString_FromString(retstr);
 146         talloc_free(retstr);
 147         return ret;
 148 }
 149
 150 static PyMethodDef py_dsdb_methods[] = {
 151         { "samdb_server_site_name", (PyCFunction)py_samdb_server_site_name,
 152                 METH_VARARGS, "Get the server site name as a string"},
 153         { "dsdb_set_opaque_integer", (PyCFunction)py_dsdb_set_opaque_integer,
 154                 METH_VARARGS, NULL },
 155         { "dsdb_convert_schema_to_openldap",
 156                 (PyCFunction)py_dsdb_convert_schema_to_openldap, METH_VARARGS,
 157                 "dsdb_convert_schema_to_openldap(ldb, target_str, mapping) -> str\n"
 158                 "Create an OpenLDAP schema from a schema." },
 159         { NULL }
 160 };
 161
 162 void initdsdb(void)
 163 {
 164         PyObject *m;
 165
 166         m = Py_InitModule3("dsdb", py_dsdb_methods,
 167                            "Python bindings for the directory service databases.");
 168         if (m == NULL)
 169                 return;
 170
 171         /* "userAccountControl" flags */
 172         PyModule_AddObject(m, "UF_NORMAL_ACCOUNT", PyInt_FromLong(UF_NORMAL_ACCOUNT));
 173         PyModule_AddObject(m, "UF_TEMP_DUPLICATE_ACCOUNT", PyInt_FromLong(UF_TEMP_DUPLICATE_ACCOUNT));
 174         PyModule_AddObject(m, "UF_SERVER_TRUST_ACCOUNT", PyInt_FromLong(UF_SERVER_TRUST_ACCOUNT));
 175         PyModule_AddObject(m, "UF_WORKSTATION_TRUST_ACCOUNT", PyInt_FromLong(UF_WORKSTATION_TRUST_ACCOUNT));
 176         PyModule_AddObject(m, "UF_INTERDOMAIN_TRUST_ACCOUNT", PyInt_FromLong(UF_INTERDOMAIN_TRUST_ACCOUNT));
 177         PyModule_AddObject(m, "UF_PASSWD_NOTREQD", PyInt_FromLong(UF_PASSWD_NOTREQD));
 178         PyModule_AddObject(m, "UF_ACCOUNTDISABLE", PyInt_FromLong(UF_ACCOUNTDISABLE));
 179
 180         /* "groupType" flags */
 181         PyModule_AddObject(m, "GTYPE_SECURITY_BUILTIN_LOCAL_GROUP", PyInt_FromLong(GTYPE_SECURITY_BUILTIN_LOCAL_GROUP));
 182         PyModule_AddObject(m, "GTYPE_SECURITY_GLOBAL_GROUP", PyInt_FromLong(GTYPE_SECURITY_GLOBAL_GROUP));
 183         PyModule_AddObject(m, "GTYPE_SECURITY_DOMAIN_LOCAL_GROUP", PyInt_FromLong(GTYPE_SECURITY_DOMAIN_LOCAL_GROUP));
 184         PyModule_AddObject(m, "GTYPE_SECURITY_UNIVERSAL_GROUP", PyInt_FromLong(GTYPE_SECURITY_UNIVERSAL_GROUP));
 185         PyModule_AddObject(m, "GTYPE_DISTRIBUTION_GLOBAL_GROUP", PyInt_FromLong(GTYPE_DISTRIBUTION_GLOBAL_GROUP));
 186         PyModule_AddObject(m, "GTYPE_DISTRIBUTION_DOMAIN_LOCAL_GROUP", PyInt_FromLong(GTYPE_DISTRIBUTION_DOMAIN_LOCAL_GROUP));
 187         PyModule_AddObject(m, "GTYPE_DISTRIBUTION_UNIVERSAL_GROUP", PyInt_FromLong(GTYPE_DISTRIBUTION_UNIVERSAL_GROUP));
 188
 189         /* "sAMAccountType" flags */
 190         PyModule_AddObject(m, "ATYPE_NORMAL_ACCOUNT", PyInt_FromLong(ATYPE_NORMAL_ACCOUNT));
 191         PyModule_AddObject(m, "ATYPE_WORKSTATION_TRUST", PyInt_FromLong(ATYPE_WORKSTATION_TRUST));
 192         PyModule_AddObject(m, "ATYPE_INTERDOMAIN_TRUST", PyInt_FromLong(ATYPE_INTERDOMAIN_TRUST));
 193         PyModule_AddObject(m, "ATYPE_SECURITY_GLOBAL_GROUP", PyInt_FromLong(ATYPE_SECURITY_GLOBAL_GROUP));
 194         PyModule_AddObject(m, "ATYPE_SECURITY_LOCAL_GROUP", PyInt_FromLong(ATYPE_SECURITY_LOCAL_GROUP));
 195         PyModule_AddObject(m, "ATYPE_SECURITY_UNIVERSAL_GROUP", PyInt_FromLong(ATYPE_SECURITY_UNIVERSAL_GROUP));
 196         PyModule_AddObject(m, "ATYPE_DISTRIBUTION_GLOBAL_GROUP", PyInt_FromLong(ATYPE_DISTRIBUTION_GLOBAL_GROUP));
 197         PyModule_AddObject(m, "ATYPE_DISTRIBUTION_LOCAL_GROUP", PyInt_FromLong(ATYPE_DISTRIBUTION_LOCAL_GROUP));
 198         PyModule_AddObject(m, "ATYPE_DISTRIBUTION_UNIVERSAL_GROUP", PyInt_FromLong(ATYPE_DISTRIBUTION_UNIVERSAL_GROUP));
 199
 200         /* "domainFunctionality", "forestFunctionality" flags in the rootDSE */
 201         PyModule_AddObject(m, "DS_DOMAIN_FUNCTION_2000", PyInt_FromLong(DS_DOMAIN_FUNCTION_2000));
 202         PyModule_AddObject(m, "DS_DOMAIN_FUNCTION_2003_MIXED", PyInt_FromLong(DS_DOMAIN_FUNCTION_2003_MIXED));
 203         PyModule_AddObject(m, "DS_DOMAIN_FUNCTION_2003", PyInt_FromLong(DS_DOMAIN_FUNCTION_2003));
 204         PyModule_AddObject(m, "DS_DOMAIN_FUNCTION_2008", PyInt_FromLong(DS_DOMAIN_FUNCTION_2008));
 205         PyModule_AddObject(m, "DS_DOMAIN_FUNCTION_2008_R2", PyInt_FromLong(DS_DOMAIN_FUNCTION_2008_R2));
 206
 207         /* "domainControllerFunctionality" flags in the rootDSE */
 208         PyModule_AddObject(m, "DS_DC_FUNCTION_2000", PyInt_FromLong(DS_DC_FUNCTION_2000));
 209         PyModule_AddObject(m, "DS_DC_FUNCTION_2003", PyInt_FromLong(DS_DC_FUNCTION_2003));
 210         PyModule_AddObject(m, "DS_DC_FUNCTION_2008", PyInt_FromLong(DS_DC_FUNCTION_2008));
 211         PyModule_AddObject(m, "DS_DC_FUNCTION_2008_R2", PyInt_FromLong(DS_DC_FUNCTION_2008_R2));
 212 }