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
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
|
/*
Unix SMB/CIFS implementation.
provide hooks into smbd C calls from ejs scripts
Copyright (C) Andrew Tridgell 2005
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 "includes.h"
#include "scripting/ejs/smbcalls.h"
#include "lib/appweb/ejs/ejs.h"
#include "param/loadparm.h"
#include "system/network.h"
#include "lib/socket/netif.h"
#include "param/param.h"
/*
return a list of defined services
*/
static int ejs_lpServices(MprVarHandle eid, int argc, char **argv)
{
int i;
const char **list = NULL;
if (argc != 0) return -1;
for (i=0;i<lp_numservices(global_loadparm);i++) {
list = str_list_add(list, lp_servicename(lp_servicebynum(global_loadparm, i)));
}
talloc_steal(mprMemCtx(), list);
mpr_Return(eid, mprList("services", list));
return 0;
}
/*
allow access to loadparm variables from inside ejs scripts in web apps
can be called in 4 ways:
v = lp.get("type:parm"); gets a parametric variable
v = lp.get("share", "type:parm"); gets a parametric variable on a share
v = lp.get("parm"); gets a global variable
v = lp.get("share", "parm"); gets a share variable
the returned variable is a ejs object. It is an array object for lists.
*/
static int ejs_lpGet(MprVarHandle eid, int argc, char **argv)
{
struct parm_struct *parm = NULL;
void *parm_ptr = NULL;
int i;
if (argc < 1) return -1;
if (argc == 2) {
struct loadparm_service *service;
/* its a share parameter */
service = lp_service(global_loadparm, argv[0]);
if (service == NULL) {
mpr_Return(eid, mprCreateUndefinedVar());
return 0;
}
if (strchr(argv[1], ':')) {
/* its a parametric option on a share */
const char *type = talloc_strndup(mprMemCtx(),
argv[1],
strcspn(argv[1], ":"));
const char *option = strchr(argv[1], ':') + 1;
const char *value;
if (type == NULL || option == NULL) {
mpr_Return(eid, mprCreateUndefinedVar());
return 0;
}
value = lp_get_parametric(global_loadparm, service, type, option);
if (value == NULL) {
mpr_Return(eid, mprCreateUndefinedVar());
return 0;
}
mpr_ReturnString(eid, value);
return 0;
}
parm = lp_parm_struct(argv[1]);
if (parm == NULL || parm->class == P_GLOBAL) {
mpr_Return(eid, mprCreateUndefinedVar());
return 0;
}
parm_ptr = lp_parm_ptr(global_loadparm, service, parm);
} else if (strchr(argv[0], ':')) {
/* its a global parametric option */
const char *type = talloc_strndup(mprMemCtx(),
argv[0], strcspn(argv[0], ":"));
const char *option = strchr(argv[0], ':') + 1;
const char *value;
if (type == NULL || option == NULL) {
mpr_Return(eid, mprCreateUndefinedVar());
return 0;
}
value = lp_get_parametric(global_loadparm, NULL, type, option);
if (value == NULL) {
mpr_Return(eid, mprCreateUndefinedVar());
return 0;
}
mpr_ReturnString(eid, value);
return 0;
} else {
/* its a global parameter */
parm = lp_parm_struct(argv[0]);
if (parm == NULL) {
mpr_Return(eid, mprCreateUndefinedVar());
return 0;
}
parm_ptr = lp_parm_ptr(global_loadparm, NULL, parm);
}
if (parm == NULL || parm_ptr == NULL) {
mpr_Return(eid, mprCreateUndefinedVar());
return 0;
}
/* construct and return the right type of ejs object */
switch (parm->type) {
case P_STRING:
case P_USTRING:
mpr_ReturnString(eid, *(char **)parm_ptr);
break;
case P_BOOL:
mpr_Return(eid, mprCreateBoolVar(*(bool *)parm_ptr));
break;
case P_INTEGER:
case P_OCTAL:
case P_BYTES:
mpr_Return(eid, mprCreateIntegerVar(*(int *)parm_ptr));
break;
case P_ENUM:
for (i=0; parm->enum_list[i].name; i++) {
if (*(int *)parm_ptr == parm->enum_list[i].value) {
mpr_ReturnString(eid, parm->enum_list[i].name);
return 0;
}
}
mpr_Return(eid, mprCreateUndefinedVar());
return 0;
case P_LIST:
mpr_Return(eid, mprList(parm->label, *(const char ***)parm_ptr));
break;
}
return 0;
}
/*
v = lp.filename(); obtain filename
*/
static int ejs_lpFilename(MprVarHandle eid, int argc, char **argv)
{
mpr_ReturnString(eid, lp_configfile(global_loadparm));
return 0;
}
/*
set a smb.conf parameter. Only sets in memory, not permanent
can be called in 4 ways:
ok = lp.set("parm", "value");
*/
static int ejs_lpSet(MprVarHandle eid, int argc, char **argv)
{
if (argc != 2) {
ejsSetErrorMsg(eid, "lp.set invalid arguments");
return -1;
}
mpr_Return(eid, mprCreateBoolVar(lp_set_cmdline(global_loadparm, argv[0], argv[1])));
return 0;
}
/*
reload smb.conf
ok = lp.reload();
*/
static int ejs_lpReload(MprVarHandle eid, int argc, char **argv)
{
bool ret;
const char *filename = lp_configfile(global_loadparm);
ret = lp_load(global_loadparm, filename);
if (ret) {
unload_interfaces();
}
mpr_Return(eid, mprCreateBoolVar(ret));
return 0;
}
/*
initialise loadparm ejs subsystem
*/
static int ejs_loadparm_init(MprVarHandle eid, int argc, struct MprVar **argv)
{
struct MprVar *obj = mprInitObject(eid, "loadparm", argc, argv);
mprSetStringCFunction(obj, "get", ejs_lpGet);
mprSetStringCFunction(obj, "set", ejs_lpSet);
mprSetStringCFunction(obj, "reload", ejs_lpReload);
mprSetStringCFunction(obj, "services", ejs_lpServices);
mprSetStringCFunction(obj, "filename", ejs_lpFilename);
return 0;
}
/*
setup C functions that be called from ejs
*/
NTSTATUS smb_setup_ejs_config(void)
{
ejsDefineCFunction(-1, "loadparm_init", ejs_loadparm_init, NULL, MPR_VAR_SCRIPT_HANDLE);
return NT_STATUS_OK;
}
|
