2 Unix SMB/CIFS implementation.
4 provide hooks into smbd C calls from ejs scripts
6 Copyright (C) Andrew Tridgell 2005
8 This program is free software; you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation; either version 3 of the License, or
11 (at your option) any later version.
13 This program is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
18 You should have received a copy of the GNU General Public License
19 along with this program. If not, see <http://www.gnu.org/licenses/>.
23 #include "scripting/ejs/smbcalls.h"
24 #include "lib/appweb/ejs/ejs.h"
25 #include "param/loadparm.h"
26 #include "system/network.h"
27 #include "lib/socket/netif.h"
28 #include "param/param.h"
31 return a list of defined services
33 static int ejs_lpServices(MprVarHandle eid, int argc, char **argv)
36 const char **list = NULL;
37 if (argc != 0) return -1;
39 for (i=0;i<lp_numservices(global_loadparm);i++) {
40 list = str_list_add(list, lp_servicename(lp_servicebynum(global_loadparm, i)));
42 talloc_steal(mprMemCtx(), list);
43 mpr_Return(eid, mprList("services", list));
49 return a list of parameter categories
51 static int ejs_lpCategories(MprVarHandle eid, int argc, char **argv)
53 struct parm_struct *parm_table = lp_parm_table();
55 const char **list = NULL;
56 if (argc != 0) return -1;
58 for (i=0;parm_table[i].label;i++) {
59 if (parm_table[i].class == P_SEPARATOR) {
60 list = str_list_add(list, parm_table[i].label);
63 talloc_steal(mprMemCtx(), list);
64 mpr_Return(eid, mprList("categories", list));
70 allow access to loadparm variables from inside ejs scripts in web apps
72 can be called in 4 ways:
74 v = lp.get("type:parm"); gets a parametric variable
75 v = lp.get("share", "type:parm"); gets a parametric variable on a share
76 v = lp.get("parm"); gets a global variable
77 v = lp.get("share", "parm"); gets a share variable
79 the returned variable is a ejs object. It is an array object for lists.
81 static int ejs_lpGet(MprVarHandle eid, int argc, char **argv)
83 struct parm_struct *parm = NULL;
84 void *parm_ptr = NULL;
87 if (argc < 1) return -1;
90 struct loadparm_service *service;
91 /* its a share parameter */
92 service = lp_service(global_loadparm, argv[0]);
93 if (service == NULL) {
94 mpr_Return(eid, mprCreateUndefinedVar());
97 if (strchr(argv[1], ':')) {
98 /* its a parametric option on a share */
99 const char *type = talloc_strndup(mprMemCtx(),
101 strcspn(argv[1], ":"));
102 const char *option = strchr(argv[1], ':') + 1;
104 if (type == NULL || option == NULL) {
105 mpr_Return(eid, mprCreateUndefinedVar());
108 value = lp_get_parametric(service, type, option);
110 mpr_Return(eid, mprCreateUndefinedVar());
113 mpr_ReturnString(eid, value);
117 parm = lp_parm_struct(argv[1]);
118 if (parm == NULL || parm->class == P_GLOBAL) {
119 mpr_Return(eid, mprCreateUndefinedVar());
122 parm_ptr = lp_parm_ptr(service, parm);
123 } else if (strchr(argv[0], ':')) {
124 /* its a global parametric option */
125 const char *type = talloc_strndup(mprMemCtx(),
126 argv[0], strcspn(argv[0], ":"));
127 const char *option = strchr(argv[0], ':') + 1;
129 if (type == NULL || option == NULL) {
130 mpr_Return(eid, mprCreateUndefinedVar());
133 value = lp_get_parametric(NULL, type, option);
135 mpr_Return(eid, mprCreateUndefinedVar());
138 mpr_ReturnString(eid, value);
141 /* its a global parameter */
142 parm = lp_parm_struct(argv[0]);
144 mpr_Return(eid, mprCreateUndefinedVar());
147 parm_ptr = lp_parm_ptr(NULL, parm);
150 if (parm == NULL || parm_ptr == NULL) {
151 mpr_Return(eid, mprCreateUndefinedVar());
155 /* construct and return the right type of ejs object */
156 switch (parm->type) {
159 mpr_ReturnString(eid, *(char **)parm_ptr);
162 mpr_Return(eid, mprCreateBoolVar(*(BOOL *)parm_ptr));
167 mpr_Return(eid, mprCreateIntegerVar(*(int *)parm_ptr));
170 for (i=0; parm->enum_list[i].name; i++) {
171 if (*(int *)parm_ptr == parm->enum_list[i].value) {
172 mpr_ReturnString(eid, parm->enum_list[i].name);
176 mpr_Return(eid, mprCreateUndefinedVar());
179 mpr_Return(eid, mprList(parm->label, *(const char ***)parm_ptr));
182 mpr_Return(eid, mprCreateUndefinedVar());
190 set a smb.conf parameter. Only sets in memory, not permanent
192 can be called in 4 ways:
194 ok = lp.set("parm", "value");
196 static int ejs_lpSet(MprVarHandle eid, int argc, char **argv)
199 ejsSetErrorMsg(eid, "lp.set invalid arguments");
203 mpr_Return(eid, mprCreateBoolVar(lp_set_cmdline(global_loadparm, argv[0], argv[1])));
212 static int ejs_lpReload(MprVarHandle eid, int argc, char **argv)
214 BOOL ret = lp_load();
218 mpr_Return(eid, mprCreateBoolVar(ret));
223 initialise loadparm ejs subsystem
225 static int ejs_loadparm_init(MprVarHandle eid, int argc, struct MprVar **argv)
227 struct MprVar *obj = mprInitObject(eid, "loadparm", argc, argv);
229 mprSetStringCFunction(obj, "get", ejs_lpGet);
230 mprSetStringCFunction(obj, "set", ejs_lpSet);
231 mprSetStringCFunction(obj, "reload", ejs_lpReload);
232 mprSetStringCFunction(obj, "services", ejs_lpServices);
233 mprSetStringCFunction(obj, "categories", ejs_lpCategories);
238 setup C functions that be called from ejs
240 NTSTATUS smb_setup_ejs_config(void)
242 ejsDefineCFunction(-1, "loadparm_init", ejs_loadparm_init, NULL, MPR_VAR_SCRIPT_HANDLE);