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 "librpc/gen_ndr/py_misc.h"
  31 #include "librpc/gen_ndr/py_security.h"
  32 #include "libcli/security/security.h"
  33 #include "auth/pyauth.h"
  34
  35 /* FIXME: These should be in a header file somewhere, once we finish moving
  36  * away from SWIG .. */
  37 extern struct loadparm_context *lp_from_py_object(PyObject *py_obj);
  38 extern struct cli_credentials *cli_credentials_from_py_object(PyObject *py_obj);
  39
  40 #define PyErr_LDB_OR_RAISE(py_ldb, ldb) \
  41         if (!PyLdb_Check(py_ldb)) { \
  42                 /*PyErr_SetString(PyExc_TypeError, "Ldb connection object required"); \
  43                 return NULL; \ */ \
  44         } \
  45         ldb = PyLdb_AsLdbContext(py_ldb);
  46
  47
  48 static PyObject *py_generate_random_str(PyObject *self, PyObject *args)
  49 {
  50         int len;
  51         PyObject *ret;
  52         char *retstr;
  53         if (!PyArg_ParseTuple(args, "i", &len))
  54                 return NULL;
  55
  56         retstr = generate_random_str(NULL, len);
  57         ret = PyString_FromString(retstr);
  58         talloc_free(retstr);
  59         return ret;
  60 }
  61
  62 static PyObject *py_unix2nttime(PyObject *self, PyObject *args)
  63 {
  64         time_t t;
  65         NTTIME nt;
  66         if (!PyArg_ParseTuple(args, "I", &t))
  67                 return NULL;
  68
  69         unix_to_nt_time(&nt, t);
  70
  71         return PyInt_FromLong((uint64_t)nt);
  72 }
  73
  74 static PyObject *py_ldb_set_credentials(PyObject *self, PyObject *args)
  75 {
  76         PyObject *py_creds, *py_ldb;
  77         struct cli_credentials *creds;
  78         struct ldb_context *ldb;
  79         if (!PyArg_ParseTuple(args, "OO", &py_ldb, &py_creds))
  80                 return NULL;
  81
  82         PyErr_LDB_OR_RAISE(py_ldb, ldb);
  83
  84         creds = cli_credentials_from_py_object(py_creds);
  85         if (creds == NULL) {
  86                 PyErr_SetString(PyExc_TypeError, "Expected credentials object");
  87                 return NULL;
  88         }
  89
  90         ldb_set_opaque(ldb, "credentials", creds);
  91
  92         return Py_None;
  93 }
  94
  95 static PyObject *py_ldb_set_loadparm(PyObject *self, PyObject *args)
  96 {
  97         PyObject *py_lp_ctx, *py_ldb;
  98         struct loadparm_context *lp_ctx;
  99         struct ldb_context *ldb;
 100         if (!PyArg_ParseTuple(args, "OO", &py_ldb, &py_lp_ctx))
 101                 return NULL;
 102
 103         PyErr_LDB_OR_RAISE(py_ldb, ldb);
 104
 105         lp_ctx = lp_from_py_object(py_lp_ctx);
 106         if (lp_ctx == NULL) {
 107                 PyErr_SetString(PyExc_TypeError, "Expected loadparm object");
 108                 return NULL;
 109         }
 110
 111         ldb_set_opaque(ldb, "loadparm", lp_ctx);
 112
 113         return Py_None;
 114 }
 115
 116
 117 static PyObject *py_ldb_set_session_info(PyObject *self, PyObject *args)
 118 {
 119         PyObject *py_session_info, *py_ldb;
 120         struct auth_session_info *info;
 121         struct ldb_context *ldb;
 122         if (!PyArg_ParseTuple(args, "OO", &py_ldb, &py_session_info))
 123                 return NULL;
 124
 125         PyErr_LDB_OR_RAISE(py_ldb, ldb);
 126         /*if (!PyAuthSession_Check(py_session_info)) {
 127                 PyErr_SetString(PyExc_TypeError, "Expected session info object");
 128                 return NULL;
 129         }*/
 130
 131         info = PyAuthSession_AsSession(py_session_info);
 132
 133         ldb_set_opaque(ldb, "sessionInfo", info);
 134
 135         return Py_None;
 136 }
 137
 138 static PyObject *py_samdb_set_domain_sid(PyLdbObject *self, PyObject *args)
 139 {
 140         PyObject *py_ldb, *py_sid;
 141         struct ldb_context *ldb;
 142         struct dom_sid *sid;
 143         bool ret;
 144
 145         if (!PyArg_ParseTuple(args, "OO", &py_ldb, &py_sid))
 146                 return NULL;
 147
 148         PyErr_LDB_OR_RAISE(py_ldb, ldb);
 149
 150         sid = dom_sid_parse_talloc(NULL, PyString_AsString(py_sid));
 151
 152         ret = samdb_set_domain_sid(ldb, sid);
 153         if (!ret) {
 154                 PyErr_SetString(PyExc_RuntimeError, "set_domain_sid failed");
 155                 return NULL;
 156         }
 157         return Py_None;
 158 }
 159
 160 static PyObject *py_ldb_register_samba_handlers(PyObject *self, PyObject *args)
 161 {
 162         PyObject *py_ldb;
 163         struct ldb_context *ldb;
 164         int ret;
 165
 166         if (!PyArg_ParseTuple(args, "O", &py_ldb))
 167                 return NULL;
 168
 169         PyErr_LDB_OR_RAISE(py_ldb, ldb);
 170         ret = ldb_register_samba_handlers(ldb);
 171
 172         PyErr_LDB_ERROR_IS_ERR_RAISE(ret, ldb);
 173         return Py_None;
 174 }
 175
 176 static PyObject *py_dsdb_set_ntds_invocation_id(PyObject *self, PyObject *args)
 177 {
 178         PyObject *py_ldb, *py_guid;
 179         bool ret;
 180         struct GUID guid;
 181         struct ldb_context *ldb;
 182         if (!PyArg_ParseTuple(args, "OO", &py_ldb, &py_guid))
 183                 return NULL;
 184
 185         PyErr_LDB_OR_RAISE(py_ldb, ldb);
 186         GUID_from_string(PyString_AsString(py_guid), &guid);
 187
 188         ret = samdb_set_ntds_invocation_id(ldb, &guid);
 189         if (!ret) {
 190                 PyErr_SetString(PyExc_RuntimeError, "set_ntds_invocation_id failed");
 191                 return NULL;
 192         }
 193         return Py_None;
 194 }
 195
 196 static PyObject *py_dsdb_set_global_schema(PyObject *self, PyObject *args)
 197 {
 198         PyObject *py_ldb;
 199         struct ldb_context *ldb;
 200         int ret;
 201         if (!PyArg_ParseTuple(args, "O", &py_ldb))
 202                 return NULL;
 203
 204         PyErr_LDB_OR_RAISE(py_ldb, ldb);
 205
 206         ret = dsdb_set_global_schema(ldb);
 207         PyErr_LDB_ERROR_IS_ERR_RAISE(ret, ldb);
 208
 209         return Py_None;
 210 }
 211
 212 static PyObject *py_dsdb_attach_schema_from_ldif_file(PyObject *self, PyObject *args)
 213 {
 214         WERROR result;
 215         char *pf, *df;
 216         PyObject *py_ldb;
 217         struct ldb_context *ldb;
 218
 219         if (!PyArg_ParseTuple(args, "Oss", &py_ldb, &pf, &df))
 220                 return NULL;
 221
 222         PyErr_LDB_OR_RAISE(py_ldb, ldb);
 223
 224         result = dsdb_attach_schema_from_ldif_file(ldb, pf, df);
 225         PyErr_WERROR_IS_ERR_RAISE(result);
 226
 227         return Py_None;
 228 }
 229
 230 static PyMethodDef py_misc_methods[] = {
 231         { "generate_random_str", (PyCFunction)py_generate_random_str, METH_VARARGS,
 232                 "random_password(len) -> string\n"
 233                 "Generate random password with specified length." },
 234         { "unix2nttime", (PyCFunction)py_unix2nttime, METH_VARARGS,
 235                 "unix2nttime(timestamp) -> nttime" },
 236         { "ldb_set_credentials", (PyCFunction)py_ldb_set_credentials, METH_VARARGS,
 237                 "ldb_set_credentials(ldb, credentials) -> None\n"
 238                 "Set credentials to use when connecting." },
 239         { "ldb_set_session_info", (PyCFunction)py_ldb_set_session_info, METH_VARARGS,
 240                 "ldb_set_session_info(ldb, session_info)\n"
 241                 "Set session info to use when connecting." },
 242         { "ldb_set_loadparm", (PyCFunction)py_ldb_set_loadparm, METH_VARARGS,
 243                 "ldb_set_loadparm(ldb, session_info)\n"
 244                 "Set loadparm context to use when connecting." },
 245         { "samdb_set_domain_sid", (PyCFunction)py_samdb_set_domain_sid, METH_VARARGS,
 246                 "samdb_set_domain_sid(samdb, sid)\n"
 247                 "Set SID of domain to use." },
 248         { "ldb_register_samba_handlers", (PyCFunction)py_ldb_register_samba_handlers, METH_VARARGS,
 249                 "ldb_register_samba_handlers(ldb)\n"
 250                 "Register Samba-specific LDB modules and schemas." },
 251         { "dsdb_set_ntds_invocation_id", (PyCFunction)py_dsdb_set_ntds_invocation_id, METH_VARARGS,
 252                 NULL },
 253         { "dsdb_set_global_schema", (PyCFunction)py_dsdb_set_global_schema, METH_VARARGS,
 254                 NULL },
 255         { "dsdb_attach_schema_from_ldif_file", (PyCFunction)py_dsdb_attach_schema_from_ldif_file, METH_VARARGS,
 256                 NULL },
 257         { NULL }
 258 };
 259
 260 void initglue(void)
 261 {
 262         PyObject *m;
 263
 264         m = Py_InitModule3("glue", py_misc_methods,
 265                            "Python bindings for miscellaneous Samba functions.");
 266         if (m == NULL)
 267                 return;
 268
 269         PyModule_AddObject(m, "version", PyString_FromString(SAMBA_VERSION_STRING));
 270 }
 271