source4/scripting/python/pyglue.c

   1 /*
   2    Unix SMB/CIFS implementation.
   3    Copyright (C) Jelmer Vernooij <jelmer@samba.org> 2007
   4
   5    This program is free software; you can redistribute it and/or modify
   6    it under the terms of the GNU General Public License as published by
   7    the Free Software Foundation; either version 3 of the License, or
   8    (at your option) any later version.
   9
  10    This program is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13    GNU General Public License for more details.
  14
  15    You should have received a copy of the GNU General Public License
  16    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  17 */
  18
  19 #include "includes.h"
  20 #include "ldb.h"
  21 #include "ldb_errors.h"
  22 #include "param/param.h"
  23 #include "auth/credentials/credentials.h"
  24 #include "dsdb/samdb/samdb.h"
  25 #include "lib/ldb-samba/ldif_handlers.h"
  26 #include "librpc/ndr/libndr.h"
  27 #include "version.h"
  28 #include <Python.h>
  29 #include "lib/ldb/pyldb.h"
  30 #include "libcli/util/pyerrors.h"
  31 #include "libcli/security/security.h"
  32 #include "auth/pyauth.h"
  33 #include "param/pyparam.h"
  34
  35 #ifndef Py_RETURN_NONE
  36 #define Py_RETURN_NONE return Py_INCREF(Py_None), Py_None
  37 #endif
  38
  39 /* FIXME: These should be in a header file somewhere, once we finish moving
  40  * away from SWIG .. */
  41 extern struct cli_credentials *cli_credentials_from_py_object(PyObject *py_obj);
  42
  43 #define PyErr_LDB_OR_RAISE(py_ldb, ldb) \
  44         if (!PyLdb_Check(py_ldb)) { \
  45                 /*PyErr_SetString(PyExc_TypeError, "Ldb connection object required"); \
  46                 return NULL; \ */ \
  47         } \
  48         ldb = PyLdb_AsLdbContext(py_ldb);
  49
  50
  51 static PyObject *py_generate_random_str(PyObject *self, PyObject *args)
  52 {
  53         int len;
  54         PyObject *ret;
  55         char *retstr;
  56         if (!PyArg_ParseTuple(args, "i", &len))
  57                 return NULL;
  58
  59         retstr = generate_random_str(NULL, len);
  60         ret = PyString_FromString(retstr);
  61         talloc_free(retstr);
  62         return ret;
  63 }
  64
  65 static PyObject *py_unix2nttime(PyObject *self, PyObject *args)
  66 {
  67         time_t t;
  68         NTTIME nt;
  69         if (!PyArg_ParseTuple(args, "I", &t))
  70                 return NULL;
  71
  72         unix_to_nt_time(&nt, t);
  73
  74         return PyInt_FromLong((uint64_t)nt);
  75 }
  76
  77 static PyObject *py_ldb_set_credentials(PyObject *self, PyObject *args)
  78 {
  79         PyObject *py_creds, *py_ldb;
  80         struct cli_credentials *creds;
  81         struct ldb_context *ldb;
  82         if (!PyArg_ParseTuple(args, "OO", &py_ldb, &py_creds))
  83                 return NULL;
  84
  85         PyErr_LDB_OR_RAISE(py_ldb, ldb);
  86
  87         creds = cli_credentials_from_py_object(py_creds);
  88         if (creds == NULL) {
  89                 PyErr_SetString(PyExc_TypeError, "Expected credentials object");
  90                 return NULL;
  91         }
  92
  93         ldb_set_opaque(ldb, "credentials", creds);
  94
  95         Py_RETURN_NONE;
  96 }
  97
  98 static PyObject *py_ldb_set_loadparm(PyObject *self, PyObject *args)
  99 {
 100         PyObject *py_lp_ctx, *py_ldb;
 101         struct loadparm_context *lp_ctx;
 102         struct ldb_context *ldb;
 103         if (!PyArg_ParseTuple(args, "OO", &py_ldb, &py_lp_ctx))
 104                 return NULL;
 105
 106         PyErr_LDB_OR_RAISE(py_ldb, ldb);
 107
 108         lp_ctx = lp_from_py_object(py_lp_ctx);
 109         if (lp_ctx == NULL) {
 110                 PyErr_SetString(PyExc_TypeError, "Expected loadparm object");
 111                 return NULL;
 112         }
 113
 114         ldb_set_opaque(ldb, "loadparm", lp_ctx);
 115
 116         Py_RETURN_NONE;
 117 }
 118
 119
 120 static PyObject *py_ldb_set_session_info(PyObject *self, PyObject *args)
 121 {
 122         PyObject *py_session_info, *py_ldb;
 123         struct auth_session_info *info;
 124         struct ldb_context *ldb;
 125         if (!PyArg_ParseTuple(args, "OO", &py_ldb, &py_session_info))
 126                 return NULL;
 127
 128         PyErr_LDB_OR_RAISE(py_ldb, ldb);
 129         /*if (!PyAuthSession_Check(py_session_info)) {
 130                 PyErr_SetString(PyExc_TypeError, "Expected session info object");
 131                 return NULL;
 132         }*/
 133
 134         info = PyAuthSession_AsSession(py_session_info);
 135
 136         ldb_set_opaque(ldb, "sessionInfo", info);
 137
 138         Py_RETURN_NONE;
 139 }
 140
 141 static PyObject *py_samdb_set_domain_sid(PyLdbObject *self, PyObject *args)
 142 {
 143         PyObject *py_ldb, *py_sid;
 144         struct ldb_context *ldb;
 145         struct dom_sid *sid;
 146         bool ret;
 147
 148         if (!PyArg_ParseTuple(args, "OO", &py_ldb, &py_sid))
 149                 return NULL;
 150
 151         PyErr_LDB_OR_RAISE(py_ldb, ldb);
 152
 153         sid = dom_sid_parse_talloc(NULL, PyString_AsString(py_sid));
 154
 155         ret = samdb_set_domain_sid(ldb, sid);
 156         if (!ret) {
 157                 PyErr_SetString(PyExc_RuntimeError, "set_domain_sid failed");
 158                 return NULL;
 159         }
 160         Py_RETURN_NONE;
 161 }
 162
 163 static PyObject *py_ldb_register_samba_handlers(PyObject *self, PyObject *args)
 164 {
 165         PyObject *py_ldb;
 166         struct ldb_context *ldb;
 167         int ret;
 168
 169         if (!PyArg_ParseTuple(args, "O", &py_ldb))
 170                 return NULL;
 171
 172         PyErr_LDB_OR_RAISE(py_ldb, ldb);
 173         ret = ldb_register_samba_handlers(ldb);
 174
 175         PyErr_LDB_ERROR_IS_ERR_RAISE(ret, ldb);
 176         Py_RETURN_NONE;
 177 }
 178
 179 static PyObject *py_dsdb_set_ntds_invocation_id(PyObject *self, PyObject *args)
 180 {
 181         PyObject *py_ldb, *py_guid;
 182         bool ret;
 183         struct GUID guid;
 184         struct ldb_context *ldb;
 185         if (!PyArg_ParseTuple(args, "OO", &py_ldb, &py_guid))
 186                 return NULL;
 187
 188         PyErr_LDB_OR_RAISE(py_ldb, ldb);
 189         GUID_from_string(PyString_AsString(py_guid), &guid);
 190
 191         ret = samdb_set_ntds_invocation_id(ldb, &guid);
 192         if (!ret) {
 193                 PyErr_SetString(PyExc_RuntimeError, "set_ntds_invocation_id failed");
 194                 return NULL;
 195         }
 196         Py_RETURN_NONE;
 197 }
 198
 199 static PyObject *py_dsdb_set_global_schema(PyObject *self, PyObject *args)
 200 {
 201         PyObject *py_ldb;
 202         struct ldb_context *ldb;
 203         int ret;
 204         if (!PyArg_ParseTuple(args, "O", &py_ldb))
 205                 return NULL;
 206
 207         PyErr_LDB_OR_RAISE(py_ldb, ldb);
 208
 209         ret = dsdb_set_global_schema(ldb);
 210         PyErr_LDB_ERROR_IS_ERR_RAISE(ret, ldb);
 211
 212         Py_RETURN_NONE;
 213 }
 214
 215 static PyObject *py_dsdb_attach_schema_from_ldif(PyObject *self, PyObject *args)
 216 {
 217         WERROR result;
 218         char *pf, *df;
 219         PyObject *py_ldb;
 220         struct ldb_context *ldb;
 221
 222         if (!PyArg_ParseTuple(args, "Oss", &py_ldb, &pf, &df))
 223                 return NULL;
 224
 225         PyErr_LDB_OR_RAISE(py_ldb, ldb);
 226
 227         result = dsdb_attach_schema_from_ldif(ldb, pf, df);
 228         PyErr_WERROR_IS_ERR_RAISE(result);
 229
 230         Py_RETURN_NONE;
 231 }
 232
 233 static PyObject *py_dsdb_convert_schema_to_openldap(PyObject *self, PyObject *args)
 234 {
 235         char *target_str, *mapping;
 236         PyObject *py_ldb;
 237         struct ldb_context *ldb;
 238         PyObject *ret;
 239         char *retstr;
 240
 241         if (!PyArg_ParseTuple(args, "Oss", &py_ldb, &target_str, &mapping))
 242                 return NULL;
 243
 244         PyErr_LDB_OR_RAISE(py_ldb, ldb);
 245
 246         retstr = dsdb_convert_schema_to_openldap(ldb, target_str, mapping);
 247         if (!retstr) {
 248                 PyErr_SetString(PyExc_RuntimeError, "dsdb_convert_schema_to_openldap failed");
 249                 return NULL;
 250         }
 251         ret = PyString_FromString(retstr);
 252         talloc_free(retstr);
 253         return ret;
 254 }
 255
 256 static PyMethodDef py_misc_methods[] = {
 257         { "generate_random_str", (PyCFunction)py_generate_random_str, METH_VARARGS,
 258                 "random_password(len) -> string\n"
 259                 "Generate random password with specified length." },
 260         { "unix2nttime", (PyCFunction)py_unix2nttime, METH_VARARGS,
 261                 "unix2nttime(timestamp) -> nttime" },
 262         { "ldb_set_credentials", (PyCFunction)py_ldb_set_credentials, METH_VARARGS,
 263                 "ldb_set_credentials(ldb, credentials) -> None\n"
 264                 "Set credentials to use when connecting." },
 265         { "ldb_set_session_info", (PyCFunction)py_ldb_set_session_info, METH_VARARGS,
 266                 "ldb_set_session_info(ldb, session_info)\n"
 267                 "Set session info to use when connecting." },
 268         { "ldb_set_loadparm", (PyCFunction)py_ldb_set_loadparm, METH_VARARGS,
 269                 "ldb_set_loadparm(ldb, session_info)\n"
 270                 "Set loadparm context to use when connecting." },
 271         { "samdb_set_domain_sid", (PyCFunction)py_samdb_set_domain_sid, METH_VARARGS,
 272                 "samdb_set_domain_sid(samdb, sid)\n"
 273                 "Set SID of domain to use." },
 274         { "ldb_register_samba_handlers", (PyCFunction)py_ldb_register_samba_handlers, METH_VARARGS,
 275                 "ldb_register_samba_handlers(ldb)\n"
 276                 "Register Samba-specific LDB modules and schemas." },
 277         { "dsdb_set_ntds_invocation_id", (PyCFunction)py_dsdb_set_ntds_invocation_id, METH_VARARGS,
 278                 NULL },
 279         { "dsdb_set_global_schema", (PyCFunction)py_dsdb_set_global_schema, METH_VARARGS,
 280                 NULL },
 281         { "dsdb_attach_schema_from_ldif", (PyCFunction)py_dsdb_attach_schema_from_ldif, METH_VARARGS,
 282                 NULL },
 283         { "dsdb_convert_schema_to_openldap", (PyCFunction)py_dsdb_convert_schema_to_openldap, METH_VARARGS,
 284                 NULL },
 285         { NULL }
 286 };
 287
 288 void initglue(void)
 289 {
 290         PyObject *m;
 291
 292         m = Py_InitModule3("glue", py_misc_methods,
 293                            "Python bindings for miscellaneous Samba functions.");
 294         if (m == NULL)
 295                 return;
 296
 297         PyModule_AddObject(m, "version", PyString_FromString(SAMBA_VERSION_STRING));
 298 }
 299