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/*
Unix SMB/CIFS implementation.
provide hooks into smbd C calls from ejs scripts
Copyright (C) Andrew Tridgell 2005
Copyright (C) Tim Potter 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 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 "lib/ejs/ejs.h"
#include "auth/auth.h"
/*
return the type of a variable
*/
static int ejs_typeof(MprVarHandle eid, int argc, struct MprVar **argv)
{
const struct {
MprType type;
const char *name;
} types[] = {
{ MPR_TYPE_UNDEFINED, "undefined" },
{ MPR_TYPE_NULL, "object" },
{ MPR_TYPE_BOOL, "boolean" },
{ MPR_TYPE_CFUNCTION, "function" },
{ MPR_TYPE_FLOAT, "number" },
{ MPR_TYPE_INT, "number" },
{ MPR_TYPE_INT64, "number" },
{ MPR_TYPE_OBJECT, "object" },
{ MPR_TYPE_FUNCTION, "function" },
{ MPR_TYPE_STRING, "string" },
{ MPR_TYPE_STRING_CFUNCTION, "function" }
};
int i;
const char *type = NULL;
if (argc != 1) return -1;
for (i=0;i<ARRAY_SIZE(types);i++) {
if (argv[0]->type == types[i].type) {
type = types[i].name;
break;
}
}
if (type == NULL) return -1;
ejsSetReturnString(eid, type);
return 0;
}
/*
setup a return of a string list
*/
void ejs_returnlist(MprVarHandle eid, const char *name, const char **list)
{
ejsSetReturnValue(eid, mprList(name, list));
}
static int ejs_systemAuth(TALLOC_CTX *tmp_ctx, struct MprVar *auth, const char *username, const char *password, const char *domain, const char *remote_host)
{
struct auth_usersupplied_info *user_info = NULL;
struct auth_serversupplied_info *server_info = NULL;
struct auth_context *auth_context;
const char *auth_unix[] = { "unix", NULL };
NTSTATUS nt_status;
DATA_BLOB pw_blob;
nt_status = auth_context_create(tmp_ctx, auth_unix, &auth_context);
if (!NT_STATUS_IS_OK(nt_status)) {
mprSetPropertyValue(auth, "result", mprCreateBoolVar(False));
mprSetPropertyValue(auth, "report", mprCreateStringVar("Auth System Failure", 1));
goto done;
}
pw_blob = data_blob(password, strlen(password)),
make_user_info(tmp_ctx, username, username,
domain, domain,
remote_host, remote_host,
NULL, NULL,
NULL, NULL,
&pw_blob, False,
USER_INFO_CASE_INSENSITIVE_USERNAME |
USER_INFO_DONT_CHECK_UNIX_ACCOUNT,
&user_info);
nt_status = auth_check_password(auth_context, tmp_ctx, user_info, &server_info);
if (!NT_STATUS_IS_OK(nt_status)) {
mprSetPropertyValue(auth, "result", mprCreateBoolVar(False));
mprSetPropertyValue(auth, "report", mprCreateStringVar("Login Failed", 1));
goto done;
}
mprSetPropertyValue(auth, "result", mprCreateBoolVar(server_info->authenticated));
mprSetPropertyValue(auth, "username", mprCreateStringVar(server_info->account_name, 1));
mprSetPropertyValue(auth, "domain", mprCreateStringVar(server_info->domain_name, 1));
done:
return 0;
}
/*
perform user authentication, returning an array of results
syntax:
var authinfo = new Object();
authinfo.username = myname;
authinfo.password = mypass;
authinfo.domain = mydom;
authinfo.rhost = request['REMOTE_HOST'];
auth = userAuth(authinfo);
*/
static int ejs_userAuth(MprVarHandle eid, int argc, struct MprVar **argv)
{
TALLOC_CTX *tmp_ctx;
const char *username;
const char *password;
const char *domain;
const char *remote_host;
struct MprVar auth;
if (argc != 1 || argv[0]->type != MPR_TYPE_OBJECT) {
ejsSetErrorMsg(eid, "userAuth invalid arguments, this function requires an object.");
return -1;
}
username = mprToString(mprGetProperty(argv[0], "username", NULL));
password = mprToString(mprGetProperty(argv[0], "password", NULL));
domain = mprToString(mprGetProperty(argv[0], "domain", NULL));
remote_host = mprToString(mprGetProperty(argv[0], "rhost", NULL));
tmp_ctx = talloc_new(mprMemCtx());
auth = mprCreateObjVar("auth", MPR_DEFAULT_HASH_SIZE);
if (strcmp("System User", domain) == 0) {
ejs_systemAuth(tmp_ctx, &auth, username, password, domain, remote_host);
} else {
mprSetPropertyValue(&auth, "result", mprCreateBoolVar(False));
mprSetPropertyValue(&auth, "report", mprCreateStringVar("Unknown Domain", 1));
}
ejsSetReturnValue(eid, auth);
talloc_free(tmp_ctx);
return 0;
}
static int ejs_domain_list(MprVarHandle eid, int argc, char **argv)
{
struct MprVar list;
struct MprVar dom;
if (argc != 0) {
ejsSetErrorMsg(eid, "domList invalid arguments");
return -1;
}
list = mprCreateObjVar("list", MPR_DEFAULT_HASH_SIZE);
dom = mprCreateStringVar("System User", 1);
mprCreateProperty(&list, "0", &dom);
ejsSetReturnValue(eid, list);
return 0;
}
/*
setup C functions that be called from ejs
*/
void smb_setup_ejs_functions(void)
{
smb_setup_ejs_config();
smb_setup_ejs_ldb();
smb_setup_ejs_nbt();
ejsDefineCFunction(-1, "typeof", ejs_typeof, NULL, MPR_VAR_SCRIPT_HANDLE);
ejsDefineStringCFunction(-1, "getDomainList", ejs_domain_list, NULL, MPR_VAR_SCRIPT_HANDLE);
ejsDefineCFunction(-1, "userAuth", ejs_userAuth, NULL, MPR_VAR_SCRIPT_HANDLE);
}
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