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/*
Unix SMB/CIFS implementation.
Credentials popt routines
Copyright (C) Jelmer Vernooij 2002,2003,2005
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 "lib/cmdline/popt_common.h"
#include "lib/cmdline/credentials.h"
#include "auth/credentials/credentials.h"
#include "auth/gensec/gensec.h"
#include "param/param.h"
/* Handle command line options:
* -U,--user
* -A,--authentication-file
* -k,--use-kerberos
* -N,--no-pass
* -S,--signing
* -P --machine-pass
* --simple-bind-dn
* --password
*/
static bool dont_ask;
enum opt { OPT_SIMPLE_BIND_DN, OPT_PASSWORD, OPT_KERBEROS };
/*
disable asking for a password
*/
void popt_common_dont_ask(void)
{
dont_ask = true;
}
static void popt_common_credentials_callback(poptContext con,
enum poptCallbackReason reason,
const struct poptOption *opt,
const char *arg, const void *data)
{
if (reason == POPT_CALLBACK_REASON_PRE) {
cmdline_credentials = cli_credentials_init(talloc_autofree_context());
return;
}
if (reason == POPT_CALLBACK_REASON_POST) {
cli_credentials_guess(cmdline_credentials, global_loadparm);
if (!dont_ask) {
cli_credentials_set_cmdline_callbacks(cmdline_credentials);
}
return;
}
switch(opt->val) {
case 'U':
{
char *lp;
cli_credentials_parse_string(cmdline_credentials, arg, CRED_SPECIFIED);
/* This breaks the abstraction, including the const above */
if ((lp=strchr_m(arg,'%'))) {
lp[0]='\0';
lp++;
/* Try to prevent this showing up in ps */
memset(lp,0,strlen(lp));
}
}
break;
case OPT_PASSWORD:
cli_credentials_set_password(cmdline_credentials, arg, CRED_SPECIFIED);
/* Try to prevent this showing up in ps */
memset(discard_const(arg),0,strlen(arg));
break;
case 'A':
cli_credentials_parse_file(cmdline_credentials, arg, CRED_SPECIFIED);
break;
case 'P':
/* Later, after this is all over, get the machine account details from the secrets.ldb */
cli_credentials_set_machine_account_pending(cmdline_credentials, cmdline_lp_ctx);
break;
case OPT_KERBEROS:
{
bool use_kerberos = true;
/* Force us to only use kerberos */
if (arg) {
if (!set_boolean(arg, &use_kerberos)) {
fprintf(stderr, "Error parsing -k %s\n", arg);
exit(1);
break;
}
}
cli_credentials_set_kerberos_state(cmdline_credentials,
use_kerberos
? CRED_MUST_USE_KERBEROS
: CRED_DONT_USE_KERBEROS);
break;
}
case OPT_SIMPLE_BIND_DN:
cli_credentials_set_bind_dn(cmdline_credentials, arg);
break;
}
}
struct poptOption popt_common_credentials[] = {
{ NULL, 0, POPT_ARG_CALLBACK|POPT_CBFLAG_PRE|POPT_CBFLAG_POST, (void *)popt_common_credentials_callback },
{ "user", 'U', POPT_ARG_STRING, NULL, 'U', "Set the network username", "[DOMAIN/]USERNAME[%PASSWORD]" },
{ "no-pass", 'N', POPT_ARG_NONE, &dont_ask, 'N', "Don't ask for a password" },
{ "password", 0, POPT_ARG_STRING, NULL, OPT_PASSWORD, "Password" },
{ "authentication-file", 'A', POPT_ARG_STRING, NULL, 'A', "Get the credentials from a file", "FILE" },
{ "machine-pass", 'P', POPT_ARG_NONE, NULL, 'P', "Use stored machine account password (implies -k)" },
{ "simple-bind-dn", 0, POPT_ARG_STRING, NULL, OPT_SIMPLE_BIND_DN, "DN to use for a simple bind" },
{ "kerberos", 'k', POPT_ARG_STRING, NULL, OPT_KERBEROS, "Use Kerberos" },
{ NULL }
};
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