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path: root/source3/utils/net_ads.c
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/* 
   Samba Unix/Linux SMB client library 
   Version 3.0
   net ads commands
   Copyright (C) 2001 Andrew Tridgell (tridge@samba.org)

   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"

#ifdef HAVE_ADS

int net_ads_usage(int argc, const char **argv)
{
	d_printf(
"\nnet ads join <org_unit>"\
"\n\tjoins the local machine to a ADS realm\n"\
"\nnet ads leave"\
"\n\tremoves the local machine from a ADS realm\n"\
"\nnet ads user"\
"\n\tlist users in the realm\n"\
"\nnet ads group"\
"\n\tlist groups in the realm\n"\
"\nnet ads info"\
"\n\tshows some info on the server\n"\
"\nnet ads status"\
"\n\tdump the machine account details to stdout\n"
		);
	return -1;
}


static int net_ads_info(int argc, const char **argv)
{
	ADS_STRUCT *ads;

	ads = ads_init(NULL, NULL, NULL, NULL);
	ads_connect(ads);

	if (!ads) {
		d_printf("Didn't find the ldap server!\n");
		return -1;
	}

	d_printf("LDAP server: %s\n", ads->ldap_server);
	d_printf("LDAP server name: %s\n", ads->ldap_server_name);
	d_printf("Realm: %s\n", ads->realm);
	d_printf("Bind Path: %s\n", ads->bind_path);
	d_printf("LDAP port: %d\n", ads->ldap_port);

	return 0;
}


static ADS_STRUCT *ads_startup(void)
{
	ADS_STRUCT *ads;
	int rc;
	extern char *opt_password;
	extern char *opt_user_name;

	ads = ads_init(NULL, NULL, NULL, NULL);

	if (!opt_user_name) {
		opt_user_name = "administrator";
	}

	if (!opt_password) {
		char *prompt;
		asprintf(&prompt,"%s password: ", opt_user_name);
		opt_password = getpass(prompt);
		free(prompt);
	}
	ads->password = strdup(opt_password);
	ads->user_name = strdup(opt_user_name);

	rc = ads_connect(ads);
	if (rc) {
		d_printf("ads_connect: %s\n", ads_errstr(rc));
		return NULL;
	}
	return ads;
}

static int net_ads_user(int argc, const char **argv)
{
	ADS_STRUCT *ads;
	int rc;
	void *res;
	const char *attrs[] = {"sAMAccountName", "name", "objectSid", NULL};

	if (!(ads = ads_startup())) return -1;
	rc = ads_search(ads, &res, "(objectclass=user)", attrs);
	if (rc) {
		d_printf("ads_search: %s\n", ads_errstr(rc));
		return -1;
	}

	if (ads_count_replies(ads, res) == 0) {
		d_printf("No users found\n");
		return -1;
	}

	ads_dump(ads, res);
	ads_destroy(&ads);
	return 0;
}

static int net_ads_group(int argc, const char **argv)
{
	ADS_STRUCT *ads;
	int rc;
	void *res;
	const char *attrs[] = {"sAMAccountName", "name", "objectSid", NULL};

	if (!(ads = ads_startup())) return -1;
	rc = ads_search(ads, &res, "(objectclass=group)", attrs);
	if (rc) {
		d_printf("ads_search: %s\n", ads_errstr(rc));
		return -1;
	}

	if (ads_count_replies(ads, res) == 0) {
		d_printf("No groups found\n");
		return -1;
	}

	ads_dump(ads, res);
	return 0;
}

static int net_ads_status(int argc, const char **argv)
{
	ADS_STRUCT *ads;
	int rc;
	extern pstring global_myname;
	void *res;

	if (!(ads = ads_startup())) return -1;

	rc = ads_find_machine_acct(ads, &res, global_myname);
	if (rc) {
		d_printf("ads_find_machine_acct: %s\n", ads_errstr(rc));
		return -1;
	}

	if (ads_count_replies(ads, res) == 0) {
		d_printf("No machine account for '%s' found\n", global_myname);
		return -1;
	}

	ads_dump(ads, res);

	return 0;
}

static int net_ads_leave(int argc, const char **argv)
{
	ADS_STRUCT *ads = NULL;
	int rc;
	extern pstring global_myname;

	if (!(ads = ads_startup())) {
		return -1;
	}

	if (!secrets_init()) {
		DEBUG(1,("Failed to initialise secrets database\n"));
		return -1;
	}

	rc = ads_leave_realm(ads, global_myname);
	if (rc) {
	    d_printf("Failed to delete host '%s' from the '%s' realm.\n", 
		     global_myname, ads->realm);
	    return -1;
	}

	d_printf("Removed '%s' from realm '%s'\n", global_myname, ads->realm);

	return 0;
}

static int net_ads_join(int argc, const char **argv)
{
	ADS_STRUCT *ads;
	int rc;
	char *password;
	char *tmp_password;
	extern pstring global_myname;
	NTSTATUS status;
	const char *org_unit = "Computers";
	char *dn;
	void *res;

	if (argc > 0) org_unit = argv[0];

	if (!secrets_init()) {
		DEBUG(1,("Failed to initialise secrets database\n"));
		return -1;
	}

	tmp_password = generate_random_str(DEFAULT_TRUST_ACCOUNT_PASSWORD_LENGTH);
	password = strdup(tmp_password);

	if (!(ads = ads_startup())) return -1;

	asprintf(&dn, "cn=%s,%s", org_unit, ads->bind_path);

	rc = ads_search_dn(ads, &res, dn, NULL);
	free(dn);
	ads_msgfree(ads, res);

	if (rc == LDAP_NO_SUCH_OBJECT) {
		d_printf("ads_join_realm: organisational unit %s does not exist\n", org_unit);
		return rc;
	}

	if (rc) {
		d_printf("ads_join_realm: %s\n", ads_errstr(rc));
		return -1;
	}	

	rc = ads_join_realm(ads, global_myname, org_unit);
	if (rc) {
		d_printf("ads_join_realm: %s\n", ads_errstr(rc));
		return -1;
	}

	status = ads_set_machine_password(ads, global_myname, password);
	if (!NT_STATUS_IS_OK(status)) {
		d_printf("ads_set_machine_password: %s\n", get_nt_error_msg(status));
		return -1;
	}

	if (!secrets_store_machine_password(password)) {
		DEBUG(1,("Failed to save machine password\n"));
		return -1;
	}

	d_printf("Joined '%s' to realm '%s'\n", global_myname, ads->realm);

	free(password);

	return 0;
}

int net_ads(int argc, const char **argv)
{
	struct functable func[] = {
		{"INFO", net_ads_info},
		{"JOIN", net_ads_join},
		{"LEAVE", net_ads_leave},
		{"STATUS", net_ads_status},
		{"USER", net_ads_user},
		{"GROUP", net_ads_group},
		{NULL, NULL}
	};
	
	return net_run_function(argc, argv, func, net_ads_usage);
}

#else

int net_ads_usage(int argc, const char **argv)
{
	d_printf("ADS support not compiled in\n");
	return -1;
}

int net_ads(int argc, const char **argv)
{
	return net_ads_usage(argc, argv);
}

#endif