source: vendor/current/python/pyglue.c

Last change on this file was 988, checked in by Silvan Scherrer, 9 years ago

Samba Server: update vendor to version 4.4.3
File size: 7.0 KB
Line 
1/*
2 Unix SMB/CIFS implementation.
3 Copyright (C) Jelmer Vernooij <jelmer@samba.org> 2007
4 Copyright (C) Matthias Dieter Wallnöfer 2009
5
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.
10
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.
15
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/>.
18*/
19
20#include <Python.h>
21#include "includes.h"
22#include "version.h"
23#include "param/pyparam.h"
24#include "lib/socket/netif.h"
25
26void init_glue(void);
27
28static PyObject *py_generate_random_str(PyObject *self, PyObject *args)
29{
30 int len;
31 PyObject *ret;
32 char *retstr;
33 if (!PyArg_ParseTuple(args, "i", &len))
34 return NULL;
35
36 retstr = generate_random_str(NULL, len);
37 ret = PyString_FromString(retstr);
38 talloc_free(retstr);
39 return ret;
40}
41
42static PyObject *py_generate_random_password(PyObject *self, PyObject *args)
43{
44 int min, max;
45 PyObject *ret;
46 char *retstr;
47 if (!PyArg_ParseTuple(args, "ii", &min, &max))
48 return NULL;
49
50 retstr = generate_random_password(NULL, min, max);
51 if (retstr == NULL) {
52 return NULL;
53 }
54 ret = PyString_FromString(retstr);
55 talloc_free(retstr);
56 return ret;
57}
58
59static PyObject *py_unix2nttime(PyObject *self, PyObject *args)
60{
61 time_t t;
62 unsigned int _t;
63 NTTIME nt;
64
65 if (!PyArg_ParseTuple(args, "I", &_t)) {
66 return NULL;
67 }
68 t = _t;
69
70 unix_to_nt_time(&nt, t);
71
72 return PyLong_FromLongLong((uint64_t)nt);
73}
74
75static PyObject *py_nttime2unix(PyObject *self, PyObject *args)
76{
77 time_t t;
78 NTTIME nt;
79 if (!PyArg_ParseTuple(args, "K", &nt))
80 return NULL;
81
82 t = nt_time_to_unix(nt);
83
84 return PyInt_FromLong((uint64_t)t);
85}
86
87static PyObject *py_nttime2string(PyObject *self, PyObject *args)
88{
89 PyObject *ret;
90 NTTIME nt;
91 TALLOC_CTX *tmp_ctx;
92 const char *string;
93 if (!PyArg_ParseTuple(args, "K", &nt))
94 return NULL;
95
96 tmp_ctx = talloc_new(NULL);
97 if (tmp_ctx == NULL) {
98 PyErr_NoMemory();
99 return NULL;
100 }
101
102 string = nt_time_string(tmp_ctx, nt);
103 ret = PyString_FromString(string);
104
105 talloc_free(tmp_ctx);
106
107 return ret;
108}
109
110static PyObject *py_set_debug_level(PyObject *self, PyObject *args)
111{
112 unsigned level;
113 if (!PyArg_ParseTuple(args, "I", &level))
114 return NULL;
115 (DEBUGLEVEL) = level;
116 Py_RETURN_NONE;
117}
118
119static PyObject *py_get_debug_level(PyObject *self)
120{
121 return PyInt_FromLong(DEBUGLEVEL);
122}
123
124static PyObject *py_is_ntvfs_fileserver_built(PyObject *self)
125{
126#ifdef WITH_NTVFS_FILESERVER
127 Py_RETURN_TRUE;
128#else
129 Py_RETURN_FALSE;
130#endif
131}
132
133/*
134 return the list of interface IPs we have configured
135 takes an loadparm context, returns a list of IPs in string form
136
137 Does not return addresses on 127.0.0.0/8
138 */
139static PyObject *py_interface_ips(PyObject *self, PyObject *args)
140{
141 PyObject *pylist;
142 int count;
143 TALLOC_CTX *tmp_ctx;
144 PyObject *py_lp_ctx;
145 struct loadparm_context *lp_ctx;
146 struct interface *ifaces;
147 int i, ifcount;
148 int all_interfaces = 1;
149
150 if (!PyArg_ParseTuple(args, "O|i", &py_lp_ctx, &all_interfaces))
151 return NULL;
152
153 tmp_ctx = talloc_new(NULL);
154 if (tmp_ctx == NULL) {
155 PyErr_NoMemory();
156 return NULL;
157 }
158
159 lp_ctx = lpcfg_from_py_object(tmp_ctx, py_lp_ctx);
160 if (lp_ctx == NULL) {
161 talloc_free(tmp_ctx);
162 return NULL;
163 }
164
165 load_interface_list(tmp_ctx, lp_ctx, &ifaces);
166
167 count = iface_list_count(ifaces);
168
169 /* first count how many are not loopback addresses */
170 for (ifcount = i = 0; i<count; i++) {
171 const char *ip = iface_list_n_ip(ifaces, i);
172
173 if (all_interfaces) {
174 ifcount++;
175 continue;
176 }
177
178 if (iface_list_same_net(ip, "127.0.0.1", "255.0.0.0")) {
179 continue;
180 }
181
182 if (iface_list_same_net(ip, "169.254.0.0", "255.255.0.0")) {
183 continue;
184 }
185
186 if (iface_list_same_net(ip, "::1", "ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff")) {
187 continue;
188 }
189
190 if (iface_list_same_net(ip, "fe80::", "ffff:ffff:ffff:ffff::")) {
191 continue;
192 }
193
194 ifcount++;
195 }
196
197 pylist = PyList_New(ifcount);
198 for (ifcount = i = 0; i<count; i++) {
199 const char *ip = iface_list_n_ip(ifaces, i);
200
201 if (all_interfaces) {
202 PyList_SetItem(pylist, ifcount, PyString_FromString(ip));
203 ifcount++;
204 continue;
205 }
206
207 if (iface_list_same_net(ip, "127.0.0.1", "255.0.0.0")) {
208 continue;
209 }
210
211 if (iface_list_same_net(ip, "169.254.0.0", "255.255.0.0")) {
212 continue;
213 }
214
215 if (iface_list_same_net(ip, "::1", "ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff")) {
216 continue;
217 }
218
219 if (iface_list_same_net(ip, "fe80::", "ffff:ffff:ffff:ffff::")) {
220 continue;
221 }
222
223 PyList_SetItem(pylist, ifcount, PyString_FromString(ip));
224 ifcount++;
225 }
226 talloc_free(tmp_ctx);
227 return pylist;
228}
229
230static PyObject *py_strcasecmp_m(PyObject *self, PyObject *args)
231{
232 char *s1, *s2;
233
234 if (!PyArg_ParseTuple(args, "ss", &s1, &s2))
235 return NULL;
236
237 return PyInt_FromLong(strcasecmp_m(s1, s2));
238}
239
240static PyObject *py_strstr_m(PyObject *self, PyObject *args)
241{
242 char *s1, *s2, *ret;
243
244 if (!PyArg_ParseTuple(args, "ss", &s1, &s2))
245 return NULL;
246
247 ret = strstr_m(s1, s2);
248 if (!ret) {
249 Py_RETURN_NONE;
250 }
251 return PyString_FromString(ret);
252}
253
254static PyMethodDef py_misc_methods[] = {
255 { "generate_random_str", (PyCFunction)py_generate_random_str, METH_VARARGS,
256 "generate_random_str(len) -> string\n"
257 "Generate random string with specified length." },
258 { "generate_random_password", (PyCFunction)py_generate_random_password,
259 METH_VARARGS, "generate_random_password(min, max) -> string\n"
260 "Generate random password with a length >= min and <= max." },
261 { "unix2nttime", (PyCFunction)py_unix2nttime, METH_VARARGS,
262 "unix2nttime(timestamp) -> nttime" },
263 { "nttime2unix", (PyCFunction)py_nttime2unix, METH_VARARGS,
264 "nttime2unix(nttime) -> timestamp" },
265 { "nttime2string", (PyCFunction)py_nttime2string, METH_VARARGS,
266 "nttime2string(nttime) -> string" },
267 { "set_debug_level", (PyCFunction)py_set_debug_level, METH_VARARGS,
268 "set debug level" },
269 { "get_debug_level", (PyCFunction)py_get_debug_level, METH_NOARGS,
270 "get debug level" },
271 { "interface_ips", (PyCFunction)py_interface_ips, METH_VARARGS,
272 "interface_ips(lp_ctx[, all_interfaces) -> list_of_ifaces\n"
273 "\n"
274 "get interface IP address list"},
275 { "strcasecmp_m", (PyCFunction)py_strcasecmp_m, METH_VARARGS,
276 "(for testing) compare two strings using Samba's strcasecmp_m()"},
277 { "strstr_m", (PyCFunction)py_strstr_m, METH_VARARGS,
278 "(for testing) find one string in another with Samba's strstr_m()"},
279 { "is_ntvfs_fileserver_built", (PyCFunction)py_is_ntvfs_fileserver_built, METH_NOARGS,
280 "is the NTVFS file server built in this installation?" },
281 { NULL }
282};
283
284void init_glue(void)
285{
286 PyObject *m;
287
288 debug_setup_talloc_log();
289
290 m = Py_InitModule3("_glue", py_misc_methods,
291 "Python bindings for miscellaneous Samba functions.");
292 if (m == NULL)
293 return;
294
295 PyModule_AddObject(m, "version",
296 PyString_FromString(SAMBA_VERSION_STRING));
297}
298
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