/* 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); 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 'S': lp_set_cmdline(global_loadparm, "client signing", arg); 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); 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" }, { "signing", 'S', POPT_ARG_STRING, NULL, 'S', "Set the client signing state", "on|off|required" }, { "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 } };