mirror of
https://github.com/samba-team/samba.git
synced 2024-12-23 17:34:34 +03:00
0c2fbe5a0c
http://www.python.org/doc//current/c-api/none.html Reviewed-By: Jelmer Vernooij <jelmer@samba.org> Autobuild-User(master): Matthias Dieter Wallnöfer <mdw@samba.org> Autobuild-Date(master): Thu Jan 9 16:27:47 CET 2014 on sn-devel-104
444 lines
11 KiB
C
444 lines
11 KiB
C
/*
|
|
Unix SMB/CIFS implementation.
|
|
Samba utility functions
|
|
|
|
Copyright (C) Jelmer Vernooij <jelmer@samba.org> 2008-2010
|
|
|
|
This program is free software; you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation; either version 3 of the License, or
|
|
(at your option) any later version.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
#include <Python.h>
|
|
#include "libcli/security/security.h"
|
|
|
|
static void PyType_AddMethods(PyTypeObject *type, PyMethodDef *methods)
|
|
{
|
|
PyObject *dict;
|
|
int i;
|
|
if (type->tp_dict == NULL)
|
|
type->tp_dict = PyDict_New();
|
|
dict = type->tp_dict;
|
|
for (i = 0; methods[i].ml_name; i++) {
|
|
PyObject *descr;
|
|
if (methods[i].ml_flags & METH_CLASS)
|
|
descr = PyCFunction_New(&methods[i], (PyObject *)type);
|
|
else
|
|
descr = PyDescr_NewMethod(type, &methods[i]);
|
|
PyDict_SetItemString(dict, methods[i].ml_name,
|
|
descr);
|
|
}
|
|
}
|
|
|
|
static PyObject *py_dom_sid_split(PyObject *py_self, PyObject *args)
|
|
{
|
|
struct dom_sid *self = pytalloc_get_ptr(py_self);
|
|
struct dom_sid *domain_sid;
|
|
TALLOC_CTX *mem_ctx;
|
|
uint32_t rid;
|
|
NTSTATUS status;
|
|
PyObject *py_domain_sid;
|
|
|
|
mem_ctx = talloc_new(NULL);
|
|
if (mem_ctx == NULL) {
|
|
PyErr_NoMemory();
|
|
return NULL;
|
|
}
|
|
|
|
status = dom_sid_split_rid(mem_ctx, self, &domain_sid, &rid);
|
|
if (!NT_STATUS_IS_OK(status)) {
|
|
PyErr_SetString(PyExc_RuntimeError, "dom_sid_split_rid failed");
|
|
talloc_free(mem_ctx);
|
|
return NULL;
|
|
}
|
|
|
|
py_domain_sid = pytalloc_steal(&dom_sid_Type, domain_sid);
|
|
talloc_free(mem_ctx);
|
|
return Py_BuildValue("(OI)", py_domain_sid, rid);
|
|
}
|
|
|
|
static int py_dom_sid_cmp(PyObject *py_self, PyObject *py_other)
|
|
{
|
|
struct dom_sid *self = pytalloc_get_ptr(py_self), *other;
|
|
int val;
|
|
|
|
other = pytalloc_get_ptr(py_other);
|
|
if (other == NULL)
|
|
return -1;
|
|
|
|
val = dom_sid_compare(self, other);
|
|
if (val > 0) {
|
|
return 1;
|
|
} else if (val < 0) {
|
|
return -1;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static PyObject *py_dom_sid_str(PyObject *py_self)
|
|
{
|
|
struct dom_sid *self = pytalloc_get_ptr(py_self);
|
|
char *str = dom_sid_string(NULL, self);
|
|
PyObject *ret = PyString_FromString(str);
|
|
talloc_free(str);
|
|
return ret;
|
|
}
|
|
|
|
static PyObject *py_dom_sid_repr(PyObject *py_self)
|
|
{
|
|
struct dom_sid *self = pytalloc_get_ptr(py_self);
|
|
char *str = dom_sid_string(NULL, self);
|
|
PyObject *ret = PyString_FromFormat("dom_sid('%s')", str);
|
|
talloc_free(str);
|
|
return ret;
|
|
}
|
|
|
|
static int py_dom_sid_init(PyObject *self, PyObject *args, PyObject *kwargs)
|
|
{
|
|
char *str = NULL;
|
|
struct dom_sid *sid = pytalloc_get_ptr(self);
|
|
const char *kwnames[] = { "str", NULL };
|
|
|
|
if (!PyArg_ParseTupleAndKeywords(args, kwargs, "|s", discard_const_p(char *, kwnames), &str))
|
|
return -1;
|
|
|
|
if (str != NULL && !dom_sid_parse(str, sid)) {
|
|
PyErr_SetString(PyExc_TypeError, "Unable to parse string");
|
|
return -1;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static PyMethodDef py_dom_sid_extra_methods[] = {
|
|
{ "split", (PyCFunction)py_dom_sid_split, METH_NOARGS,
|
|
"S.split() -> (domain_sid, rid)\n"
|
|
"Split a domain sid" },
|
|
{ NULL }
|
|
};
|
|
|
|
|
|
static void py_dom_sid_patch(PyTypeObject *type)
|
|
{
|
|
type->tp_init = py_dom_sid_init;
|
|
type->tp_str = py_dom_sid_str;
|
|
type->tp_repr = py_dom_sid_repr;
|
|
type->tp_compare = py_dom_sid_cmp;
|
|
PyType_AddMethods(type, py_dom_sid_extra_methods);
|
|
}
|
|
|
|
#define PY_DOM_SID_PATCH py_dom_sid_patch
|
|
|
|
static PyObject *py_descriptor_sacl_add(PyObject *self, PyObject *args)
|
|
{
|
|
struct security_descriptor *desc = pytalloc_get_ptr(self);
|
|
NTSTATUS status;
|
|
struct security_ace *ace;
|
|
PyObject *py_ace;
|
|
|
|
if (!PyArg_ParseTuple(args, "O", &py_ace))
|
|
return NULL;
|
|
|
|
ace = pytalloc_get_ptr(py_ace);
|
|
status = security_descriptor_sacl_add(desc, ace);
|
|
PyErr_NTSTATUS_IS_ERR_RAISE(status);
|
|
Py_RETURN_NONE;
|
|
}
|
|
|
|
static PyObject *py_descriptor_dacl_add(PyObject *self, PyObject *args)
|
|
{
|
|
struct security_descriptor *desc = pytalloc_get_ptr(self);
|
|
NTSTATUS status;
|
|
struct security_ace *ace;
|
|
PyObject *py_ace;
|
|
|
|
if (!PyArg_ParseTuple(args, "O", &py_ace))
|
|
return NULL;
|
|
|
|
ace = pytalloc_get_ptr(py_ace);
|
|
|
|
status = security_descriptor_dacl_add(desc, ace);
|
|
PyErr_NTSTATUS_IS_ERR_RAISE(status);
|
|
Py_RETURN_NONE;
|
|
}
|
|
|
|
static PyObject *py_descriptor_dacl_del(PyObject *self, PyObject *args)
|
|
{
|
|
struct security_descriptor *desc = pytalloc_get_ptr(self);
|
|
NTSTATUS status;
|
|
struct dom_sid *sid;
|
|
PyObject *py_sid;
|
|
|
|
if (!PyArg_ParseTuple(args, "O", &py_sid))
|
|
return NULL;
|
|
|
|
sid = pytalloc_get_ptr(py_sid);
|
|
status = security_descriptor_dacl_del(desc, sid);
|
|
PyErr_NTSTATUS_IS_ERR_RAISE(status);
|
|
Py_RETURN_NONE;
|
|
}
|
|
|
|
static PyObject *py_descriptor_sacl_del(PyObject *self, PyObject *args)
|
|
{
|
|
struct security_descriptor *desc = pytalloc_get_ptr(self);
|
|
NTSTATUS status;
|
|
struct dom_sid *sid;
|
|
PyObject *py_sid;
|
|
|
|
if (!PyArg_ParseTuple(args, "O", &py_sid))
|
|
return NULL;
|
|
|
|
sid = pytalloc_get_ptr(py_sid);
|
|
status = security_descriptor_sacl_del(desc, sid);
|
|
PyErr_NTSTATUS_IS_ERR_RAISE(status);
|
|
Py_RETURN_NONE;
|
|
}
|
|
|
|
static PyObject *py_descriptor_new(PyTypeObject *self, PyObject *args, PyObject *kwargs)
|
|
{
|
|
return pytalloc_steal(self, security_descriptor_initialise(NULL));
|
|
}
|
|
|
|
static PyObject *py_descriptor_from_sddl(PyObject *self, PyObject *args)
|
|
{
|
|
struct security_descriptor *secdesc;
|
|
char *sddl;
|
|
PyObject *py_sid;
|
|
struct dom_sid *sid;
|
|
|
|
if (!PyArg_ParseTuple(args, "sO!", &sddl, &dom_sid_Type, &py_sid))
|
|
return NULL;
|
|
|
|
sid = pytalloc_get_ptr(py_sid);
|
|
|
|
secdesc = sddl_decode(NULL, sddl, sid);
|
|
if (secdesc == NULL) {
|
|
PyErr_SetString(PyExc_TypeError, "Unable to parse SDDL");
|
|
return NULL;
|
|
}
|
|
|
|
return pytalloc_steal((PyTypeObject *)self, secdesc);
|
|
}
|
|
|
|
static PyObject *py_descriptor_as_sddl(PyObject *self, PyObject *args)
|
|
{
|
|
struct dom_sid *sid;
|
|
PyObject *py_sid = Py_None;
|
|
struct security_descriptor *desc = pytalloc_get_ptr(self);
|
|
char *text;
|
|
PyObject *ret;
|
|
|
|
if (!PyArg_ParseTuple(args, "|O!", &dom_sid_Type, &py_sid))
|
|
return NULL;
|
|
|
|
if (py_sid != Py_None)
|
|
sid = pytalloc_get_ptr(py_sid);
|
|
else
|
|
sid = NULL;
|
|
|
|
text = sddl_encode(NULL, desc, sid);
|
|
|
|
ret = PyString_FromString(text);
|
|
|
|
talloc_free(text);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static PyMethodDef py_descriptor_extra_methods[] = {
|
|
{ "sacl_add", (PyCFunction)py_descriptor_sacl_add, METH_VARARGS,
|
|
"S.sacl_add(ace) -> None\n"
|
|
"Add a security ace to this security descriptor" },
|
|
{ "dacl_add", (PyCFunction)py_descriptor_dacl_add, METH_VARARGS,
|
|
NULL },
|
|
{ "dacl_del", (PyCFunction)py_descriptor_dacl_del, METH_VARARGS,
|
|
NULL },
|
|
{ "sacl_del", (PyCFunction)py_descriptor_sacl_del, METH_VARARGS,
|
|
NULL },
|
|
{ "from_sddl", (PyCFunction)py_descriptor_from_sddl, METH_VARARGS|METH_CLASS,
|
|
NULL },
|
|
{ "as_sddl", (PyCFunction)py_descriptor_as_sddl, METH_VARARGS,
|
|
NULL },
|
|
{ NULL }
|
|
};
|
|
|
|
static void py_descriptor_patch(PyTypeObject *type)
|
|
{
|
|
type->tp_new = py_descriptor_new;
|
|
PyType_AddMethods(type, py_descriptor_extra_methods);
|
|
}
|
|
|
|
#define PY_DESCRIPTOR_PATCH py_descriptor_patch
|
|
|
|
static PyObject *py_token_is_sid(PyObject *self, PyObject *args)
|
|
{
|
|
PyObject *py_sid;
|
|
struct dom_sid *sid;
|
|
struct security_token *token = pytalloc_get_ptr(self);
|
|
if (!PyArg_ParseTuple(args, "O", &py_sid))
|
|
return NULL;
|
|
|
|
sid = pytalloc_get_ptr(py_sid);
|
|
|
|
return PyBool_FromLong(security_token_is_sid(token, sid));
|
|
}
|
|
|
|
static PyObject *py_token_has_sid(PyObject *self, PyObject *args)
|
|
{
|
|
PyObject *py_sid;
|
|
struct dom_sid *sid;
|
|
struct security_token *token = pytalloc_get_ptr(self);
|
|
if (!PyArg_ParseTuple(args, "O", &py_sid))
|
|
return NULL;
|
|
|
|
sid = pytalloc_get_ptr(py_sid);
|
|
|
|
return PyBool_FromLong(security_token_has_sid(token, sid));
|
|
}
|
|
|
|
static PyObject *py_token_is_anonymous(PyObject *self)
|
|
{
|
|
struct security_token *token = pytalloc_get_ptr(self);
|
|
|
|
return PyBool_FromLong(security_token_is_anonymous(token));
|
|
}
|
|
|
|
static PyObject *py_token_is_system(PyObject *self)
|
|
{
|
|
struct security_token *token = pytalloc_get_ptr(self);
|
|
|
|
return PyBool_FromLong(security_token_is_system(token));
|
|
}
|
|
|
|
static PyObject *py_token_has_builtin_administrators(PyObject *self)
|
|
{
|
|
struct security_token *token = pytalloc_get_ptr(self);
|
|
|
|
return PyBool_FromLong(security_token_has_builtin_administrators(token));
|
|
}
|
|
|
|
static PyObject *py_token_has_nt_authenticated_users(PyObject *self)
|
|
{
|
|
struct security_token *token = pytalloc_get_ptr(self);
|
|
|
|
return PyBool_FromLong(security_token_has_nt_authenticated_users(token));
|
|
}
|
|
|
|
static PyObject *py_token_has_privilege(PyObject *self, PyObject *args)
|
|
{
|
|
int priv;
|
|
struct security_token *token = pytalloc_get_ptr(self);
|
|
|
|
if (!PyArg_ParseTuple(args, "i", &priv))
|
|
return NULL;
|
|
|
|
return PyBool_FromLong(security_token_has_privilege(token, priv));
|
|
}
|
|
|
|
static PyObject *py_token_set_privilege(PyObject *self, PyObject *args)
|
|
{
|
|
int priv;
|
|
struct security_token *token = pytalloc_get_ptr(self);
|
|
|
|
if (!PyArg_ParseTuple(args, "i", &priv))
|
|
return NULL;
|
|
|
|
security_token_set_privilege(token, priv);
|
|
Py_RETURN_NONE;
|
|
}
|
|
|
|
static PyObject *py_token_new(PyTypeObject *self, PyObject *args, PyObject *kwargs)
|
|
{
|
|
return pytalloc_steal(self, security_token_initialise(NULL));
|
|
}
|
|
|
|
static PyMethodDef py_token_extra_methods[] = {
|
|
{ "is_sid", (PyCFunction)py_token_is_sid, METH_VARARGS,
|
|
"S.is_sid(sid) -> bool\n"
|
|
"Check whether this token is of the specified SID." },
|
|
{ "has_sid", (PyCFunction)py_token_has_sid, METH_VARARGS,
|
|
NULL },
|
|
{ "is_anonymous", (PyCFunction)py_token_is_anonymous, METH_NOARGS,
|
|
"S.is_anonymus() -> bool\n"
|
|
"Check whether this is an anonymous token." },
|
|
{ "is_system", (PyCFunction)py_token_is_system, METH_NOARGS,
|
|
NULL },
|
|
{ "has_builtin_administrators", (PyCFunction)py_token_has_builtin_administrators, METH_NOARGS,
|
|
NULL },
|
|
{ "has_nt_authenticated_users", (PyCFunction)py_token_has_nt_authenticated_users, METH_NOARGS,
|
|
NULL },
|
|
{ "has_privilege", (PyCFunction)py_token_has_privilege, METH_VARARGS,
|
|
NULL },
|
|
{ "set_privilege", (PyCFunction)py_token_set_privilege, METH_VARARGS,
|
|
NULL },
|
|
{ NULL }
|
|
};
|
|
|
|
#define PY_TOKEN_PATCH py_token_patch
|
|
static void py_token_patch(PyTypeObject *type)
|
|
{
|
|
type->tp_new = py_token_new;
|
|
PyType_AddMethods(type, py_token_extra_methods);
|
|
}
|
|
|
|
static PyObject *py_privilege_name(PyObject *self, PyObject *args)
|
|
{
|
|
int priv;
|
|
if (!PyArg_ParseTuple(args, "i", &priv))
|
|
return NULL;
|
|
|
|
return PyString_FromString(sec_privilege_name(priv));
|
|
}
|
|
|
|
static PyObject *py_privilege_id(PyObject *self, PyObject *args)
|
|
{
|
|
char *name;
|
|
|
|
if (!PyArg_ParseTuple(args, "s", &name))
|
|
return NULL;
|
|
|
|
return PyInt_FromLong(sec_privilege_id(name));
|
|
}
|
|
|
|
static PyObject *py_random_sid(PyObject *self)
|
|
{
|
|
struct dom_sid *sid;
|
|
PyObject *ret;
|
|
char *str = talloc_asprintf(NULL, "S-1-5-21-%u-%u-%u",
|
|
(unsigned)generate_random(),
|
|
(unsigned)generate_random(),
|
|
(unsigned)generate_random());
|
|
|
|
sid = dom_sid_parse_talloc(NULL, str);
|
|
talloc_free(str);
|
|
ret = pytalloc_steal(&dom_sid_Type, sid);
|
|
return ret;
|
|
}
|
|
|
|
static PyMethodDef py_mod_security_extra_methods[] = {
|
|
{ "random_sid", (PyCFunction)py_random_sid, METH_NOARGS, NULL },
|
|
{ "privilege_id", (PyCFunction)py_privilege_id, METH_VARARGS, NULL },
|
|
{ "privilege_name", (PyCFunction)py_privilege_name, METH_VARARGS, NULL },
|
|
{ NULL }
|
|
};
|
|
|
|
static void py_mod_security_patch(PyObject *m)
|
|
{
|
|
int i;
|
|
for (i = 0; py_mod_security_extra_methods[i].ml_name; i++) {
|
|
PyObject *descr = PyCFunction_New(&py_mod_security_extra_methods[i], NULL);
|
|
PyModule_AddObject(m, py_mod_security_extra_methods[i].ml_name,
|
|
descr);
|
|
}
|
|
}
|
|
|
|
#define PY_MOD_SECURITY_PATCH py_mod_security_patch
|