summaryrefslogtreecommitdiff
path: root/source3/python/py_common.c
blob: 019bcca07c8cf1ba9cc1f8cfcdfc1fa5e82200eb (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
/* 
   Python wrappers for DCERPC/SMB client routines.

   Copyright (C) Tim Potter, 2002
   
   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 2 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, write to the Free Software
   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/

#include "includes.h"
#include "Python.h"

#include "python/py_common.h"

/* Return a tuple of (error code, error string) from a WERROR */

PyObject *py_werror_tuple(WERROR werror)
{
	return Py_BuildValue("is", W_ERROR_V(werror), 
			     dos_errstr(werror));
}

/* Return a tuple of (error code, error string) from a WERROR */

PyObject *py_ntstatus_tuple(NTSTATUS ntstatus)
{
	return Py_BuildValue("is", NT_STATUS_V(ntstatus), 
			     nt_errstr(ntstatus));
}

/* Initialise samba client routines */

static BOOL initialised;

void py_samba_init(void)
{
	if (initialised)
		return;

	/* Load configuration file */

	if (!lp_load(dyn_CONFIGFILE, True, False, False))
		fprintf(stderr, "Can't load %s\n", dyn_CONFIGFILE);

	/* Misc other stuff */

	load_interfaces();
	
	initialised = True;
}

/* Debuglevel routines */

PyObject *get_debuglevel(PyObject *self, PyObject *args)
{
	PyObject *debuglevel;

	if (!PyArg_ParseTuple(args, ""))
		return NULL;

	debuglevel = PyInt_FromLong(DEBUGLEVEL);

	return debuglevel;
}

PyObject *set_debuglevel(PyObject *self, PyObject *args)
{
	int debuglevel;

	if (!PyArg_ParseTuple(args, "i", &debuglevel))
		return NULL;

	DEBUGLEVEL = debuglevel;

	Py_INCREF(Py_None);
	return Py_None;
}

/* Initialise logging */

PyObject *py_setup_logging(PyObject *self, PyObject *args, PyObject *kw)
{
	BOOL interactive = False;
	char *logfilename = NULL;
	static char *kwlist[] = {"interactive", "logfilename", NULL};

	if (!PyArg_ParseTupleAndKeywords(args, kw, "|is", kwlist,
					 &interactive, &logfilename))
		return NULL;
	
	if (interactive && logfilename) {
		PyErr_SetString(PyExc_RuntimeError,
				"can't be interactive and set log file name");
		return NULL;
	}

	if (interactive)
		setup_logging("spoolss", True);

	if (logfilename) {
		lp_set_logfile(logfilename);
		setup_logging(logfilename, False);
		reopen_logs();
	}

	Py_INCREF(Py_None);
	return Py_None;
}

struct cli_state *open_pipe_creds(char *system_name, PyObject *creds, 
				  cli_pipe_fn *connect_fn,
				  struct cli_state *cli)
{
	struct ntuser_creds nt_creds;

	if (!cli) {
		cli = (struct cli_state *)malloc(sizeof(struct cli_state));
		if (!cli)
			return NULL;
	}

	ZERO_STRUCTP(cli);

	/* Extract credentials from the python dictionary and initialise
	   the ntuser_creds struct from them. */

	ZERO_STRUCT(nt_creds);
	nt_creds.pwd.null_pwd = True;

	if (creds && PyDict_Size(creds) > 0) {
		char *username, *password, *domain;
		PyObject *username_obj, *password_obj, *domain_obj;

		/* Check credentials passed are valid.  This means the
		   username, domain and password keys must exist and be
		   string objects. */

		username_obj = PyDict_GetItemString(creds, "username");
		domain_obj = PyDict_GetItemString(creds, "domain");
		password_obj = PyDict_GetItemString(creds, "password");

		if (!username_obj || !domain_obj || !password_obj) {
		error:

			/* TODO: Either pass in the exception for the
			   module calling open_pipe_creds() or have a
			   global samba python module exception. */

			PyErr_SetString(PyExc_RuntimeError, 
					"invalid credentials");
			return NULL;
		}

		if (!PyString_Check(username_obj) || 
		    !PyString_Check(domain_obj) || 
		    !PyString_Check(password_obj))
			goto error;

		username = PyString_AsString(username_obj);
		domain = PyString_AsString(domain_obj);
		password = PyString_AsString(password_obj);

		if (!username || !domain || !password)
			goto error;

		/* Initialise nt_creds structure with passed creds */

		fstrcpy(nt_creds.user_name, username);
		fstrcpy(nt_creds.domain, domain);

		if (lp_encrypted_passwords())
			pwd_make_lm_nt_16(&nt_creds.pwd, password);
		else
			pwd_set_cleartext(&nt_creds.pwd, password);

		nt_creds.pwd.null_pwd = False;
	}

	/* Now try to connect */

	connect_fn(cli, system_name, &nt_creds);

	return cli;
}