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 "param/param.h"
  22 #include "auth/credentials/credentials.h"
  23 #include "dsdb/samdb/samdb.h"
  24 #include "lib/ldb-samba/ldif_handlers.h"
  25 #include "librpc/ndr/libndr.h"
  26 #include "version.h"
  27 #include <Python.h>
  28 #include "pyldb.h"
  29 #include "libcli/util/pyerrors.h"
  30 #include "libcli/security/security.h"
  31 #include "auth/pyauth.h"
  32 #include "param/pyparam.h"
  33
  34 /* FIXME: These should be in a header file somewhere, once we finish moving
  35  * away from SWIG .. */
  36 extern struct cli_credentials *cli_credentials_from_py_object(PyObject *py_obj);
  37
  38 #define PyErr_LDB_OR_RAISE(py_ldb, ldb) \
  39         if (!PyLdb_Check(py_ldb)) { \
  40                 /*PyErr_SetString(PyExc_TypeError, "Ldb connection object required"); \
  41                 return NULL; \ */ \
  42         } \
  43         ldb = PyLdb_AsLdbContext(py_ldb);
  44
  45
  46 static PyObject *py_generate_random_str(PyObject *self, PyObject *args)
  47 {
  48         int len;
  49         PyObject *ret;
  50         char *retstr;
  51         if (!PyArg_ParseTuple(args, "i", &len))
  52                 return NULL;
  53
  54         retstr = generate_random_str(NULL, len);
  55         ret = PyString_FromString(retstr);
  56         talloc_free(retstr);
  57         return ret;
  58 }
  59
  60 static PyObject *py_unix2nttime(PyObject *self, PyObject *args)
  61 {
  62         time_t t;
  63         NTTIME nt;
  64         if (!PyArg_ParseTuple(args, "I", &t))
  65                 return NULL;
  66
  67         unix_to_nt_time(&nt, t);
  68
  69         return PyInt_FromLong((uint64_t)nt);
  70 }
  71
  72 static PyObject *py_ldb_set_credentials(PyObject *self, PyObject *args)
  73 {
  74         PyObject *py_creds, *py_ldb;
  75         struct cli_credentials *creds;
  76         struct ldb_context *ldb;
  77         if (!PyArg_ParseTuple(args, "OO", &py_ldb, &py_creds))
  78                 return NULL;
  79
  80         PyErr_LDB_OR_RAISE(py_ldb, ldb);
  81
  82         creds = cli_credentials_from_py_object(py_creds);
  83         if (creds == NULL) {
  84                 PyErr_SetString(PyExc_TypeError, "Expected credentials object");
  85                 return NULL;
  86         }
  87
  88         ldb_set_opaque(ldb, "credentials", creds);
  89
  90         return Py_None;
  91 }
  92
  93 static PyObject *py_ldb_set_loadparm(PyObject *self, PyObject *args)
  94 {
  95         PyObject *py_lp_ctx, *py_ldb;
  96         struct loadparm_context *lp_ctx;
  97         struct ldb_context *ldb;
  98         if (!PyArg_ParseTuple(args, "OO", &py_ldb, &py_lp_ctx))
  99                 return NULL;
 100
 101         PyErr_LDB_OR_RAISE(py_ldb, ldb);
 102
 103         lp_ctx = lp_from_py_object(py_lp_ctx);
 104         if (lp_ctx == NULL) {
 105                 PyErr_SetString(PyExc_TypeError, "Expected loadparm object");
 106                 return NULL;
 107         }
 108
 109         ldb_set_opaque(ldb, "loadparm", lp_ctx);
 110
 111         return Py_None;
 112 }
 113
 114
 115 static PyObject *py_ldb_set_session_info(PyObject *self, PyObject *args)
 116 {
 117         PyObject *py_session_info, *py_ldb;
 118         struct auth_session_info *info;
 119         struct ldb_context *ldb;
 120         if (!PyArg_ParseTuple(args, "OO", &py_ldb, &py_session_info))
 121                 return NULL;
 122
 123         PyErr_LDB_OR_RAISE(py_ldb, ldb);
 124         /*if (!PyAuthSession_Check(py_session_info)) {
 125                 PyErr_SetString(PyExc_TypeError, "Expected session info object");
 126                 return NULL;
 127         }*/
 128
 129         info = PyAuthSession_AsSession(py_session_info);
 130
 131         ldb_set_opaque(ldb, "sessionInfo", info);
 132
 133         return Py_None;
 134 }
 135
 136 static PyObject *py_samdb_set_domain_sid(PyLdbObject *self, PyObject *args)
 137 {
 138         PyObject *py_ldb, *py_sid;
 139         struct ldb_context *ldb;
 140         struct dom_sid *sid;
 141         bool ret;
 142
 143         if (!PyArg_ParseTuple(args, "OO", &py_ldb, &py_sid))
 144                 return NULL;
 145
 146         PyErr_LDB_OR_RAISE(py_ldb, ldb);
 147
 148         sid = dom_sid_parse_talloc(NULL, PyString_AsString(py_sid));
 149
 150         ret = samdb_set_domain_sid(ldb, sid);
 151         if (!ret) {
 152                 PyErr_SetString(PyExc_RuntimeError, "set_domain_sid failed");
 153                 return NULL;
 154         }
 155         return Py_None;
 156 }
 157
 158 static PyObject *py_ldb_register_samba_handlers(PyObject *self, PyObject *args)
 159 {
 160         PyObject *py_ldb;
 161         struct ldb_context *ldb;
 162         int ret;
 163
 164         if (!PyArg_ParseTuple(args, "O", &py_ldb))
 165                 return NULL;
 166
 167         PyErr_LDB_OR_RAISE(py_ldb, ldb);
 168         ret = ldb_register_samba_handlers(ldb);
 169
 170         PyErr_LDB_ERROR_IS_ERR_RAISE(ret, ldb);
 171         return Py_None;
 172 }
 173
 174 static PyObject *py_dsdb_set_ntds_invocation_id(PyObject *self, PyObject *args)
 175 {
 176         PyObject *py_ldb, *py_guid;
 177         bool ret;
 178         struct GUID guid;
 179         struct ldb_context *ldb;
 180         if (!PyArg_ParseTuple(args, "OO", &py_ldb, &py_guid))
 181                 return NULL;
 182
 183         PyErr_LDB_OR_RAISE(py_ldb, ldb);
 184         GUID_from_string(PyString_AsString(py_guid), &guid);
 185
 186         ret = samdb_set_ntds_invocation_id(ldb, &guid);
 187         if (!ret) {
 188                 PyErr_SetString(PyExc_RuntimeError, "set_ntds_invocation_id failed");
 189                 return NULL;
 190         }
 191         return Py_None;
 192 }
 193
 194 static PyObject *py_dsdb_set_global_schema(PyObject *self, PyObject *args)
 195 {
 196         PyObject *py_ldb;
 197         struct ldb_context *ldb;
 198         int ret;
 199         if (!PyArg_ParseTuple(args, "O", &py_ldb))
 200                 return NULL;
 201
 202         PyErr_LDB_OR_RAISE(py_ldb, ldb);
 203
 204         ret = dsdb_set_global_schema(ldb);
 205         PyErr_LDB_ERROR_IS_ERR_RAISE(ret, ldb);
 206
 207         return Py_None;
 208 }
 209
 210 static PyObject *py_dsdb_attach_schema_from_ldif_file(PyObject *self, PyObject *args)
 211 {
 212         WERROR result;
 213         char *pf, *df;
 214         PyObject *py_ldb;
 215         struct ldb_context *ldb;
 216
 217         if (!PyArg_ParseTuple(args, "Oss", &py_ldb, &pf, &df))
 218                 return NULL;
 219
 220         PyErr_LDB_OR_RAISE(py_ldb, ldb);
 221
 222         result = dsdb_attach_schema_from_ldif_file(ldb, pf, df);
 223         PyErr_WERROR_IS_ERR_RAISE(result);
 224
 225         return Py_None;
 226 }
 227
 228 static PyMethodDef py_misc_methods[] = {
 229         { "generate_random_str", (PyCFunction)py_generate_random_str, METH_VARARGS,
 230                 "random_password(len) -> string\n"
 231                 "Generate random password with specified length." },
 232         { "unix2nttime", (PyCFunction)py_unix2nttime, METH_VARARGS,
 233                 "unix2nttime(timestamp) -> nttime" },
 234         { "ldb_set_credentials", (PyCFunction)py_ldb_set_credentials, METH_VARARGS,
 235                 "ldb_set_credentials(ldb, credentials) -> None\n"
 236                 "Set credentials to use when connecting." },
 237         { "ldb_set_session_info", (PyCFunction)py_ldb_set_session_info, METH_VARARGS,
 238                 "ldb_set_session_info(ldb, session_info)\n"
 239                 "Set session info to use when connecting." },
 240         { "ldb_set_loadparm", (PyCFunction)py_ldb_set_loadparm, METH_VARARGS,
 241                 "ldb_set_loadparm(ldb, session_info)\n"
 242                 "Set loadparm context to use when connecting." },
 243         { "samdb_set_domain_sid", (PyCFunction)py_samdb_set_domain_sid, METH_VARARGS,
 244                 "samdb_set_domain_sid(samdb, sid)\n"
 245                 "Set SID of domain to use." },
 246         { "ldb_register_samba_handlers", (PyCFunction)py_ldb_register_samba_handlers, METH_VARARGS,
 247                 "ldb_register_samba_handlers(ldb)\n"
 248                 "Register Samba-specific LDB modules and schemas." },
 249         { "dsdb_set_ntds_invocation_id", (PyCFunction)py_dsdb_set_ntds_invocation_id, METH_VARARGS,
 250                 NULL },
 251         { "dsdb_set_global_schema", (PyCFunction)py_dsdb_set_global_schema, METH_VARARGS,
 252                 NULL },
 253         { "dsdb_attach_schema_from_ldif_file", (PyCFunction)py_dsdb_attach_schema_from_ldif_file, METH_VARARGS,
 254                 NULL },
 255         { NULL }
 256 };
 257
 258 void initglue(void)
 259 {
 260         PyObject *m;
 261
 262         m = Py_InitModule3("glue", py_misc_methods,
 263                            "Python bindings for miscellaneous Samba functions.");
 264         if (m == NULL)
 265                 return;
 266
 267         PyModule_AddObject(m, "version", PyString_FromString(SAMBA_VERSION_STRING));
 268 }
 269