2 Unix SMB/CIFS implementation.
3 Copyright (C) Jelmer Vernooij <jelmer@samba.org> 2007
4 Copyright (C) Matthias Dieter Wallnöfer 2009
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.
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.
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/>.
23 #include "ldb_errors.h"
25 #include "param/param.h"
26 #include "auth/credentials/credentials.h"
27 #include "dsdb/samdb/samdb.h"
28 #include "lib/ldb-samba/ldif_handlers.h"
29 #include "librpc/ndr/libndr.h"
31 #include "lib/ldb/pyldb.h"
32 #include "libcli/util/pyerrors.h"
33 #include "libcli/security/security.h"
34 #include "auth/pyauth.h"
35 #include "param/pyparam.h"
36 #include "auth/credentials/pycredentials.h"
37 #include "lib/socket/netif.h"
38 #include "lib/socket/netif_proto.h"
40 /* FIXME: These should be in a header file somewhere, once we finish moving
41 * away from SWIG .. */
42 #define PyErr_LDB_OR_RAISE(py_ldb, ldb) \
43 /* if (!PyLdb_Check(py_ldb)) { \
44 PyErr_SetString(py_ldb_get_exception(), "Ldb connection object required"); \
47 ldb = PyLdb_AsLdbContext(py_ldb);
49 static void PyErr_SetLdbError(PyObject *error, int ret, struct ldb_context *ldb_ctx)
51 if (ret == LDB_ERR_PYTHON_EXCEPTION)
52 return; /* Python exception should already be set, just keep that */
54 PyErr_SetObject(error,
55 Py_BuildValue(discard_const_p(char, "(i,s)"), ret,
56 ldb_ctx == NULL?ldb_strerror(ret):ldb_errstring(ldb_ctx)));
59 static PyObject *py_ldb_get_exception(void)
61 PyObject *mod = PyImport_ImportModule("ldb");
65 return PyObject_GetAttrString(mod, "LdbError");
68 static PyObject *py_generate_random_str(PyObject *self, PyObject *args)
73 if (!PyArg_ParseTuple(args, "i", &len))
76 retstr = generate_random_str(NULL, len);
77 ret = PyString_FromString(retstr);
82 static PyObject *py_generate_random_password(PyObject *self, PyObject *args)
87 if (!PyArg_ParseTuple(args, "ii", &min, &max))
90 retstr = generate_random_password(NULL, min, max);
94 ret = PyString_FromString(retstr);
99 static PyObject *py_unix2nttime(PyObject *self, PyObject *args)
103 if (!PyArg_ParseTuple(args, "I", &t))
106 unix_to_nt_time(&nt, t);
108 return PyInt_FromLong((uint64_t)nt);
111 static PyObject *py_set_debug_level(PyObject *self, PyObject *args)
114 if (!PyArg_ParseTuple(args, "I", &level))
116 (DEBUGLEVEL) = level;
120 static PyObject *py_dsdb_set_schema_from_ldif(PyObject *self, PyObject *args)
125 struct ldb_context *ldb;
127 if (!PyArg_ParseTuple(args, "Oss", &py_ldb, &pf, &df))
130 PyErr_LDB_OR_RAISE(py_ldb, ldb);
132 result = dsdb_set_schema_from_ldif(ldb, pf, df);
133 PyErr_WERROR_IS_ERR_RAISE(result);
138 static PyObject *py_dsdb_write_prefixes_from_schema_to_ldb(PyObject *self, PyObject *args)
141 struct ldb_context *ldb;
143 struct dsdb_schema *schema;
145 if (!PyArg_ParseTuple(args, "O", &py_ldb))
148 PyErr_LDB_OR_RAISE(py_ldb, ldb);
150 schema = dsdb_get_schema(ldb, NULL);
152 PyErr_SetString(PyExc_RuntimeError, "Failed to set find a schema on ldb!\n");
156 result = dsdb_write_prefixes_from_schema_to_ldb(NULL, ldb, schema);
157 PyErr_WERROR_IS_ERR_RAISE(result);
162 static PyObject *py_dsdb_set_schema_from_ldb(PyObject *self, PyObject *args)
165 struct ldb_context *ldb;
166 PyObject *py_from_ldb;
167 struct ldb_context *from_ldb;
168 struct dsdb_schema *schema;
170 if (!PyArg_ParseTuple(args, "OO", &py_ldb, &py_from_ldb))
173 PyErr_LDB_OR_RAISE(py_ldb, ldb);
175 PyErr_LDB_OR_RAISE(py_from_ldb, from_ldb);
177 schema = dsdb_get_schema(from_ldb, NULL);
179 PyErr_SetString(PyExc_RuntimeError, "Failed to set find a schema on 'from' ldb!\n");
183 ret = dsdb_reference_schema(ldb, schema, true);
184 PyErr_LDB_ERROR_IS_ERR_RAISE(py_ldb_get_exception(), ret, ldb);
190 return the list of interface IPs we have configured
191 takes an loadparm context, returns a list of IPs in string form
193 Does not return addresses on 127.0.0.0/8
195 static PyObject *py_interface_ips(PyObject *self, PyObject *args)
201 struct loadparm_context *lp_ctx;
202 struct interface *ifaces;
206 if (!PyArg_ParseTuple(args, "Oi", &py_lp_ctx, &all_interfaces))
209 lp_ctx = lp_from_py_object(py_lp_ctx);
210 if (lp_ctx == NULL) {
211 PyErr_SetString(PyExc_TypeError, "Expected loadparm object");
215 tmp_ctx = talloc_new(NULL);
217 load_interfaces(tmp_ctx, lp_interfaces(lp_ctx), &ifaces);
219 count = iface_count(ifaces);
221 /* first count how many are not loopback addresses */
222 for (ifcount = i = 0; i<count; i++) {
223 const char *ip = iface_n_ip(ifaces, i);
224 if (!(!all_interfaces && iface_same_net(ip, "127.0.0.1", "255.0.0.0"))) {
229 pylist = PyList_New(ifcount);
230 for (ifcount = i = 0; i<count; i++) {
231 const char *ip = iface_n_ip(ifaces, i);
232 if (!(!all_interfaces && iface_same_net(ip, "127.0.0.1", "255.0.0.0"))) {
233 PyList_SetItem(pylist, ifcount, PyString_FromString(ip));
237 talloc_free(tmp_ctx);
242 static PyMethodDef py_misc_methods[] = {
243 { "generate_random_str", (PyCFunction)py_generate_random_str, METH_VARARGS,
244 "generate_random_str(len) -> string\n"
245 "Generate random string with specified length." },
246 { "generate_random_password", (PyCFunction)py_generate_random_password, METH_VARARGS,
247 "generate_random_password(min, max) -> string\n"
248 "Generate random password with a length >= min and <= max." },
249 { "unix2nttime", (PyCFunction)py_unix2nttime, METH_VARARGS,
250 "unix2nttime(timestamp) -> nttime" },
251 { "dsdb_set_schema_from_ldif", (PyCFunction)py_dsdb_set_schema_from_ldif, METH_VARARGS,
253 { "dsdb_write_prefixes_from_schema_to_ldb", (PyCFunction)py_dsdb_write_prefixes_from_schema_to_ldb, METH_VARARGS,
255 { "dsdb_set_schema_from_ldb", (PyCFunction)py_dsdb_set_schema_from_ldb, METH_VARARGS,
257 { "set_debug_level", (PyCFunction)py_set_debug_level, METH_VARARGS,
259 { "interface_ips", (PyCFunction)py_interface_ips, METH_VARARGS,
260 "get interface IP address list"},
268 debug_setup_talloc_log();
270 m = Py_InitModule3("_glue", py_misc_methods,
271 "Python bindings for miscellaneous Samba functions.");
275 PyModule_AddObject(m, "version", PyString_FromString(SAMBA_VERSION_STRING));
277 /* one of the most annoying things about python scripts is
278 that they don't die when you hit control-C. This fixes that
279 sillyness. As we do all database operations using
280 transactions, this is also safe. In fact, not dying
281 immediately is unsafe as we could end up treating the
282 control-C exception as a different error and try to modify
283 as database incorrectly
285 signal(SIGINT, SIG_DFL);