/*
 *  Unix SMB/CIFS implementation.
 *  Local SAM access routines
 *  Copyright (C) Volker Lendecke 2006
 *
 *  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 "system/passwd.h"
#include "utils/net.h"
#include "../librpc/gen_ndr/samr.h"
#include "smbldap.h"
#include "../libcli/security/security.h"
#include "lib/winbind_util.h"
#include "passdb.h"
#include "passdb/pdb_ldap_util.h"
#include "passdb/pdb_ldap_schema.h"
#include "lib/privileges.h"
#include "secrets.h"
#include "idmap.h"
#include "lib/util/smb_strtox.h"
#include "lib/util/string_wrappers.h"
#include "source3/lib/substitute.h"

/*
 * Set a user's data
 */

static int net_sam_userset(struct net_context *c, int argc, const char **argv,
			   const char *field,
			   bool (*fn)(struct samu *, const char *,
				      enum pdb_value_state))
{
	struct samu *sam_acct = NULL;
	struct dom_sid sid;
	enum lsa_SidType type;
	const char *dom, *name;
	NTSTATUS status;

	if (argc != 2 || c->display_usage) {
		d_fprintf(stderr, "%s\n", _("Usage:"));
		d_fprintf(stderr, _("net sam set %s <user> <value>\n"),
			  field);
		return -1;
	}

	if (!lookup_name(talloc_tos(), argv[0], LOOKUP_NAME_LOCAL,
			 &dom, &name, &sid, &type)) {
		d_fprintf(stderr, _("Could not find name %s\n"), argv[0]);
		return -1;
	}

	if (type != SID_NAME_USER) {
		d_fprintf(stderr, _("%s is a %s, not a user\n"), argv[0],
			  sid_type_lookup(type));
		return -1;
	}

	if ( !(sam_acct = samu_new( NULL )) ) {
		d_fprintf(stderr, _("Internal error\n"));
		return -1;
	}

	if (!pdb_getsampwsid(sam_acct, &sid)) {
		d_fprintf(stderr, _("Loading user %s failed\n"), argv[0]);
		return -1;
	}

	if (!fn(sam_acct, argv[1], PDB_CHANGED)) {
		d_fprintf(stderr, _("Internal error\n"));
		return -1;
	}

	status = pdb_update_sam_account(sam_acct);
	if (!NT_STATUS_IS_OK(status)) {
		d_fprintf(stderr, _("Updating sam account %s failed with %s\n"),
			  argv[0], nt_errstr(status));
		return -1;
	}

	TALLOC_FREE(sam_acct);

	d_printf(_("Updated %s for %s\\%s to %s\n"), field, dom, name, argv[1]);
	return 0;
}

static int net_sam_set_fullname(struct net_context *c, int argc,
				const char **argv)
{
	return net_sam_userset(c, argc, argv, "fullname",
			       pdb_set_fullname);
}

static int net_sam_set_logonscript(struct net_context *c, int argc,
				   const char **argv)
{
	return net_sam_userset(c, argc, argv, "logonscript",
			       pdb_set_logon_script);
}

static int net_sam_set_profilepath(struct net_context *c, int argc,
				   const char **argv)
{
	return net_sam_userset(c, argc, argv, "profilepath",
			       pdb_set_profile_path);
}

static int net_sam_set_homedrive(struct net_context *c, int argc,
				 const char **argv)
{
	return net_sam_userset(c, argc, argv, "homedrive",
			       pdb_set_dir_drive);
}

static int net_sam_set_homedir(struct net_context *c, int argc,
			       const char **argv)
{
	return net_sam_userset(c, argc, argv, "homedir",
			       pdb_set_homedir);
}

static int net_sam_set_workstations(struct net_context *c, int argc,
				    const char **argv)
{
	return net_sam_userset(c, argc, argv, "workstations",
			       pdb_set_workstations);
}

/*
 * Set account flags
 */

static int net_sam_set_userflag(struct net_context *c, int argc,
				const char **argv, const char *field,
				uint16_t flag)
{
	struct samu *sam_acct = NULL;
	struct dom_sid sid;
	enum lsa_SidType type;
	const char *dom, *name;
	NTSTATUS status;
	uint32_t acct_flags;

	if ((argc != 2) || c->display_usage ||
	    (!strequal(argv[1], "yes") &&
	     !strequal(argv[1], "no"))) {
		d_fprintf(stderr, "%s\n", _("Usage:"));
		d_fprintf(stderr, _("net sam set %s <user> [yes|no]\n"),
			  field);
		return -1;
	}

	if (!lookup_name(talloc_tos(), argv[0], LOOKUP_NAME_LOCAL,
			 &dom, &name, &sid, &type)) {
		d_fprintf(stderr, _("Could not find name %s\n"), argv[0]);
		return -1;
	}

	if (type != SID_NAME_USER) {
		d_fprintf(stderr, _("%s is a %s, not a user\n"), argv[0],
			  sid_type_lookup(type));
		return -1;
	}

	if ( !(sam_acct = samu_new( NULL )) ) {
		d_fprintf(stderr, _("Internal error\n"));
		return -1;
	}

	if (!pdb_getsampwsid(sam_acct, &sid)) {
		d_fprintf(stderr, _("Loading user %s failed\n"), argv[0]);
		return -1;
	}

	acct_flags = pdb_get_acct_ctrl(sam_acct);

	if (strequal(argv[1], "yes")) {
		acct_flags |= flag;
	} else {
		acct_flags &= ~flag;
	}

	pdb_set_acct_ctrl(sam_acct, acct_flags, PDB_CHANGED);

	status = pdb_update_sam_account(sam_acct);
	if (!NT_STATUS_IS_OK(status)) {
		d_fprintf(stderr, _("Updating sam account %s failed with %s\n"),
			  argv[0], nt_errstr(status));
		return -1;
	}

	TALLOC_FREE(sam_acct);

	d_fprintf(stderr, _("Updated flag %s for %s\\%s to %s\n"), field, dom,
		  name, argv[1]);
	return 0;
}

static int net_sam_set_disabled(struct net_context *c, int argc,
				const char **argv)
{
	return net_sam_set_userflag(c, argc, argv, "disabled", ACB_DISABLED);
}

static int net_sam_set_pwnotreq(struct net_context *c, int argc,
				const char **argv)
{
	return net_sam_set_userflag(c, argc, argv, "pwnotreq", ACB_PWNOTREQ);
}

static int net_sam_set_autolock(struct net_context *c, int argc,
				const char **argv)
{
	return net_sam_set_userflag(c, argc, argv, "autolock", ACB_AUTOLOCK);
}

static int net_sam_set_pwnoexp(struct net_context *c, int argc,
			       const char **argv)
{
	return net_sam_set_userflag(c, argc, argv, "pwnoexp", ACB_PWNOEXP);
}

/*
 * Set pass last change time, based on force pass change now
 */

static int net_sam_set_pwdmustchangenow(struct net_context *c, int argc,
					const char **argv)
{
	struct samu *sam_acct = NULL;
	struct dom_sid sid;
	enum lsa_SidType type;
	const char *dom, *name;
	NTSTATUS status;

	if ((argc != 2) || c->display_usage ||
	    (!strequal(argv[1], "yes") &&
	     !strequal(argv[1], "no"))) {
		d_fprintf(stderr, "%s\n%s",
			  _("Usage:"),
			  _("net sam set pwdmustchangenow <user> [yes|no]\n"));
		return -1;
	}

	if (!lookup_name(talloc_tos(), argv[0], LOOKUP_NAME_LOCAL,
			 &dom, &name, &sid, &type)) {
		d_fprintf(stderr, _("Could not find name %s\n"), argv[0]);
		return -1;
	}

	if (type != SID_NAME_USER) {
		d_fprintf(stderr, _("%s is a %s, not a user\n"), argv[0],
			  sid_type_lookup(type));
		return -1;
	}

	if ( !(sam_acct = samu_new( NULL )) ) {
		d_fprintf(stderr, _("Internal error\n"));
		return -1;
	}

	if (!pdb_getsampwsid(sam_acct, &sid)) {
		d_fprintf(stderr, _("Loading user %s failed\n"), argv[0]);
		return -1;
	}

	if (strequal(argv[1], "yes")) {
		pdb_set_pass_last_set_time(sam_acct, 0, PDB_CHANGED);
	} else {
		pdb_set_pass_last_set_time(sam_acct, time(NULL), PDB_CHANGED);
	}

	status = pdb_update_sam_account(sam_acct);
	if (!NT_STATUS_IS_OK(status)) {
		d_fprintf(stderr, _("Updating sam account %s failed with %s\n"),
			  argv[0], nt_errstr(status));
		return -1;
	}

	TALLOC_FREE(sam_acct);

	d_fprintf(stderr, _("Updated 'user must change password at next logon' "
			    "for %s\\%s to %s\n"), dom,
		  name, argv[1]);
	return 0;
}


/*
 * Set a user's or a group's comment
 */

static int net_sam_set_comment(struct net_context *c, int argc,
			       const char **argv)
{
	GROUP_MAP *map;
	struct dom_sid sid;
	enum lsa_SidType type;
	const char *dom, *name;
	NTSTATUS status;

	if (argc != 2 || c->display_usage) {
		d_fprintf(stderr, "%s\n%s",
			  _("Usage:"),
			  _("net sam set comment <name> <comment>\n"));
		return -1;
	}

	if (!lookup_name(talloc_tos(), argv[0], LOOKUP_NAME_LOCAL,
			 &dom, &name, &sid, &type)) {
		d_fprintf(stderr, _("Could not find name %s\n"), argv[0]);
		return -1;
	}

	if (type == SID_NAME_USER) {
		return net_sam_userset(c, argc, argv, "comment",
				       pdb_set_acct_desc);
	}

	if ((type != SID_NAME_DOM_GRP) && (type != SID_NAME_ALIAS) &&
	    (type != SID_NAME_WKN_GRP)) {
		d_fprintf(stderr, _("%s is a %s, not a group\n"), argv[0],
			  sid_type_lookup(type));
		return -1;
	}

	map = talloc_zero(talloc_tos(), GROUP_MAP);
	if (!map) {
		d_fprintf(stderr, _("Out of memory!\n"));
		return -1;
	}

	if (!pdb_getgrsid(map, sid)) {
		d_fprintf(stderr, _("Could not load group %s\n"), argv[0]);
		return -1;
	}

	map->comment = talloc_strdup(map, argv[1]);
	if (!map->comment) {
		d_fprintf(stderr, _("Out of memory!\n"));
		return -1;
	}

	status = pdb_update_group_mapping_entry(map);

	if (!NT_STATUS_IS_OK(status)) {
		d_fprintf(stderr, _("Updating group mapping entry failed with "
			  "%s\n"), nt_errstr(status));
		return -1;
	}

	d_printf("Updated comment of group %s\\%s to %s\n", dom, name,
		 argv[1]);

	TALLOC_FREE(map);
	return 0;
}

static int net_sam_set(struct net_context *c, int argc, const char **argv)
{
	struct functable func[] = {
		{
			"homedir",
			net_sam_set_homedir,
			NET_TRANSPORT_LOCAL,
			N_("Change a user's home directory"),
			N_("net sam set homedir\n"
			   "    Change a user's home directory")
		},
		{
			"profilepath",
			net_sam_set_profilepath,
			NET_TRANSPORT_LOCAL,
			N_("Change a user's profile path"),
			N_("net sam set profilepath\n"
			   "    Change a user's profile path")
		},
		{
			"comment",
			net_sam_set_comment,
			NET_TRANSPORT_LOCAL,
			N_("Change a users or groups description"),
			N_("net sam set comment\n"
			   "    Change a users or groups description")
		},
		{
			"fullname",
			net_sam_set_fullname,
			NET_TRANSPORT_LOCAL,
			N_("Change a user's full name"),
			N_("net sam set fullname\n"
			   "    Change a user's full name")
		},
		{
			"logonscript",
			net_sam_set_logonscript,
			NET_TRANSPORT_LOCAL,
			N_("Change a user's logon script"),
			N_("net sam set logonscript\n"
			   "    Change a user's logon script")
		},
		{
			"homedrive",
			net_sam_set_homedrive,
			NET_TRANSPORT_LOCAL,
			N_("Change a user's home drive"),
			N_("net sam set homedrive\n"
			   "    Change a user's home drive")
		},
		{
			"workstations",
			net_sam_set_workstations,
			NET_TRANSPORT_LOCAL,
			N_("Change a user's allowed workstations"),
			N_("net sam set workstations\n"
			   "    Change a user's allowed workstations")
		},
		{
			"disabled",
			net_sam_set_disabled,
			NET_TRANSPORT_LOCAL,
			N_("Disable/Enable a user"),
			N_("net sam set disable\n"
			   "    Disable/Enable a user")
		},
		{
			"pwnotreq",
			net_sam_set_pwnotreq,
			NET_TRANSPORT_LOCAL,
			N_("Disable/Enable the password not required flag"),
			N_("net sam set pwnotreq\n"
			   "    Disable/Enable the password not required flag")
		},
		{
			"autolock",
			net_sam_set_autolock,
			NET_TRANSPORT_LOCAL,
			N_("Disable/Enable a user's lockout flag"),
			N_("net sam set autolock\n"
			   "    Disable/Enable a user's lockout flag")
		},
		{
			"pwnoexp",
			net_sam_set_pwnoexp,
			NET_TRANSPORT_LOCAL,
			N_("Disable/Enable whether a user's pw does not "
			   "expire"),
			N_("net sam set pwnoexp\n"
			   "    Disable/Enable whether a user's pw does not "
			   "expire")
		},
		{
			"pwdmustchangenow",
			net_sam_set_pwdmustchangenow,
			NET_TRANSPORT_LOCAL,
			N_("Force users password must change at next logon"),
			N_("net sam set pwdmustchangenow\n"
			   "    Force users password must change at next logon")
		},
		{NULL, NULL, 0, NULL, NULL}
	};

	return net_run_function(c, argc, argv, "net sam set", func);
}

/*
 * Manage account policies
 */

static int net_sam_policy_set(struct net_context *c, int argc, const char **argv)
{
	const char *account_policy = NULL;
	uint32_t value = 0;
	uint32_t old_value = 0;
	enum pdb_policy_type field;
	int err = 0;

        if (argc != 2 || c->display_usage) {
                d_fprintf(stderr, "%s\n%s",
			  _("Usage:"),
			  _("net sam policy set \"<account policy>\" <value>\n"));
                return -1;
        }

	account_policy = argv[0];
	field = account_policy_name_to_typenum(account_policy);

	if (strequal(argv[1], "forever") || strequal(argv[1], "never")
	    || strequal(argv[1], "off")) {
		value = -1;
	}
	else {
		value = smb_strtoul(argv[1],
				    NULL,
				    10,
				    &err,
				    SMB_STR_FULL_STR_CONV);

		if (err != 0) {
			d_printf(_("Unable to set policy \"%s\"! Invalid value "
				 "\"%s\".\n"),
				 account_policy, argv[1]);
			return -1;
		}
	}

	if (field == 0) {
		const char **names;
                int i, count;

                account_policy_names_list(talloc_tos(), &names, &count);
		d_fprintf(stderr, _("No account policy \"%s\"!\n\n"), argv[0]);
		d_fprintf(stderr, _("Valid account policies are:\n"));

		for (i=0; i<count; i++) {
			d_fprintf(stderr, "%s\n", names[i]);
		}

		TALLOC_FREE(names);

		return -1;
	}

	if (!pdb_get_account_policy(field, &old_value)) {
		d_fprintf(stderr, _("Valid account policy, but unable to fetch "
			  "value!\n"));
	} else {
		d_printf(_("Account policy \"%s\" value was: %d\n"),
			account_policy, old_value);
	}

	if (!pdb_set_account_policy(field, value)) {
		d_fprintf(stderr, _("Valid account policy, but unable to "
			  "set value!\n"));
		return -1;
	} else {
		d_printf(_("Account policy \"%s\" value is now: %d\n"),
			account_policy, value);
	}

	return 0;
}

static int net_sam_policy_show(struct net_context *c, int argc, const char **argv)
{
	const char *account_policy = NULL;
        uint32_t old_value;
        enum pdb_policy_type field;

        if (argc != 1 || c->display_usage) {
                d_fprintf(stderr, "%s\n%s",
			  _("Usage:"),
			  _("net sam policy show \"<account policy>\"\n"));
                return -1;
        }

	account_policy = argv[0];
        field = account_policy_name_to_typenum(account_policy);

        if (field == 0) {
		const char **names;
		int count;
		int i;
                account_policy_names_list(talloc_tos(), &names, &count);
                d_fprintf(stderr, _("No account policy by that name!\n"));
                if (count != 0) {
                        d_fprintf(stderr, _("Valid account policies "
                                  "are:\n"));
			for (i=0; i<count; i++) {
				d_fprintf(stderr, "%s\n", names[i]);
			}
                }
                TALLOC_FREE(names);
                return -1;
        }

	if (!pdb_get_account_policy(field, &old_value)) {
                fprintf(stderr, _("Valid account policy, but unable to "
                        "fetch value!\n"));
                return -1;
        }

	printf(_("Account policy \"%s\" description: %s\n"),
	       account_policy, account_policy_get_desc(field));
        printf(_("Account policy \"%s\" value is: %d\n"), account_policy,
	       old_value);
        return 0;
}

static int net_sam_policy_list(struct net_context *c, int argc, const char **argv)
{
	const char **names;
	int count;
	int i;

	if (c->display_usage) {
		d_printf(  "%s\n"
			   "net sam policy list\n"
			   "    %s\n",
			 _("Usage:"),
			 _("List account policies"));
		return 0;
	}

	account_policy_names_list(talloc_tos(), &names, &count);
        if (count != 0) {
		d_fprintf(stderr, _("Valid account policies "
			  "are:\n"));
		for (i = 0; i < count ; i++) {
			d_fprintf(stderr, "%s\n", names[i]);
		}
	}
        TALLOC_FREE(names);
        return -1;
}

static int net_sam_policy(struct net_context *c, int argc, const char **argv)
{
        struct functable func[] = {
		{
			"list",
			net_sam_policy_list,
			NET_TRANSPORT_LOCAL,
			N_("List account policies"),
			N_("net sam policy list\n"
			   "    List account policies")
		},
                {
			"show",
			net_sam_policy_show,
			NET_TRANSPORT_LOCAL,
			N_("Show account policies"),
			N_("net sam policy show\n"
			   "    Show account policies")
		},
		{
			"set",
			net_sam_policy_set,
			NET_TRANSPORT_LOCAL,
			N_("Change account policies"),
			N_("net sam policy set\n"
			   "    Change account policies")
		},
                {NULL, NULL, 0, NULL, NULL}
        };

        return net_run_function(c, argc, argv, "net sam policy", func);
}

static int net_sam_rights_list(struct net_context *c, int argc,
			       const char **argv)
{
	enum sec_privilege privilege;

	if (argc > 1 || c->display_usage) {
		d_fprintf(stderr, "%s\n%s",
			  _("Usage:"),
			  _("net sam rights list [privilege name]\n"));
		return -1;
	}

	if (argc == 0) {
		int i;
		int num = num_privileges_in_short_list();

		for (i=0; i<num; i++) {
			d_printf("%s\n", sec_privilege_name_from_index(i));
		}
		return 0;
	}

	privilege = sec_privilege_id(argv[0]);

	if (privilege != SEC_PRIV_INVALID) {
		struct dom_sid *sids;
		int i, num_sids;
		NTSTATUS status;

		status = privilege_enum_sids(privilege, talloc_tos(),
					     &sids, &num_sids);
		if (!NT_STATUS_IS_OK(status)) {
			d_fprintf(stderr, _("Could not list rights: %s\n"),
				  nt_errstr(status));
			return -1;
		}

		for (i=0; i<num_sids; i++) {
			const char *dom, *name;
			enum lsa_SidType type;
			struct dom_sid_buf buf;

			if (lookup_sid(talloc_tos(), &sids[i], &dom, &name,
				       &type)) {
				d_printf("%s\\%s\n", dom, name);
			}
			else {
				d_printf("%s\n",
					 dom_sid_str_buf(&sids[i], &buf));
			}
		}
		return 0;
	}

	return -1;
}

static int net_sam_rights_grant(struct net_context *c, int argc,
				const char **argv)
{
	struct dom_sid sid;
	enum lsa_SidType type;
	const char *dom, *name;
	int i;

	if (argc < 2 || c->display_usage) {
		d_fprintf(stderr, "%s\n%s",
			  _("Usage:"),
			  _("net sam rights grant <name> <rights> ...\n"));
		return -1;
	}

	if (!lookup_name(talloc_tos(), argv[0], LOOKUP_NAME_LOCAL,
			&dom, &name, &sid, &type)) {
		d_fprintf(stderr, _("Could not find name %s\n"), argv[0]);
		return -1;
	}

	for (i=1; i < argc; i++) {
		enum sec_privilege privilege = sec_privilege_id(argv[i]);
		if (privilege == SEC_PRIV_INVALID) {
			d_fprintf(stderr, _("%s unknown\n"), argv[i]);
			return -1;
		}

		if (!grant_privilege_by_name(&sid, argv[i])) {
			d_fprintf(stderr, _("Could not grant privilege\n"));
			return -1;
		}

		d_printf(_("Granted %s to %s\\%s\n"), argv[i], dom, name);
	}

	return 0;
}

static int net_sam_rights_revoke(struct net_context *c, int argc,
				const char **argv)
{
	struct dom_sid sid;
	enum lsa_SidType type;
	const char *dom, *name;
	int i;

	if (argc < 2 || c->display_usage) {
		d_fprintf(stderr, "%s\n%s",
			  _("Usage:"),
			  _("net sam rights revoke <name> <rights>\n"));
		return -1;
	}

	if (!lookup_name(talloc_tos(), argv[0], LOOKUP_NAME_LOCAL,
			&dom, &name, &sid, &type)) {
		d_fprintf(stderr, _("Could not find name %s\n"), argv[0]);
		return -1;
	}

	for (i=1; i < argc; i++) {
		enum sec_privilege privilege = sec_privilege_id(argv[i]);
		if (privilege == SEC_PRIV_INVALID) {
			d_fprintf(stderr, _("%s unknown\n"), argv[i]);
			return -1;
		}

		if (!revoke_privilege_by_name(&sid, argv[i])) {
			d_fprintf(stderr, _("Could not revoke privilege\n"));
			return -1;
		}

		d_printf(_("Revoked %s from %s\\%s\n"), argv[i], dom, name);
	}

	return 0;
}

static int net_sam_rights(struct net_context *c, int argc, const char **argv)
{
	struct functable func[] = {
		{
			"list",
			net_sam_rights_list,
			NET_TRANSPORT_LOCAL,
			N_("List possible user rights"),
			N_("net sam rights list\n"
			   "    List possible user rights")
		},
		{
			"grant",
			net_sam_rights_grant,
			NET_TRANSPORT_LOCAL,
			N_("Grant right(s)"),
			N_("net sam rights grant\n"
			   "    Grant right(s)")
		},
		{
			"revoke",
			net_sam_rights_revoke,
			NET_TRANSPORT_LOCAL,
			N_("Revoke right(s)"),
			N_("net sam rights revoke\n"
			   "    Revoke right(s)")
		},
		{NULL, NULL, 0, NULL, NULL}
	};
        return net_run_function(c, argc, argv, "net sam rights", func);
}

/*
 * Map a unix group to a domain group
 */

static NTSTATUS map_unix_group(const struct group *grp, GROUP_MAP *map)
{
	const char *dom, *name;
	uint32_t rid;

	if (pdb_getgrgid(map, grp->gr_gid)) {
		return NT_STATUS_GROUP_EXISTS;
	}

	map->gid = grp->gr_gid;

	if (lookup_name(talloc_tos(), grp->gr_name, LOOKUP_NAME_LOCAL,
			&dom, &name, NULL, NULL)) {

		map->nt_name = talloc_asprintf(map, "Unix Group %s",
							grp->gr_name);

		DEBUG(5, ("%s exists as %s\\%s, retrying as \"%s\"\n",
			  grp->gr_name, dom, name, map->nt_name));
	}

	if (lookup_name(talloc_tos(), grp->gr_name, LOOKUP_NAME_LOCAL,
			NULL, NULL, NULL, NULL)) {
		DEBUG(3, ("\"%s\" exists, can't map it\n", grp->gr_name));
		return NT_STATUS_GROUP_EXISTS;
	}

	if (pdb_capabilities() & PDB_CAP_STORE_RIDS) {
		if (!pdb_new_rid(&rid)) {
			DEBUG(3, ("Could not get a new RID for %s\n",
				  grp->gr_name));
			return NT_STATUS_ACCESS_DENIED;
		}
	} else {
		rid = algorithmic_pdb_gid_to_group_rid( grp->gr_gid );
	}

	sid_compose(&map->sid, get_global_sam_sid(), rid);
	map->sid_name_use = SID_NAME_DOM_GRP;
	map->comment = talloc_asprintf(map, "Unix Group %s", grp->gr_name);

	return pdb_add_group_mapping_entry(map);
}

static int net_sam_mapunixgroup(struct net_context *c, int argc, const char **argv)
{
	NTSTATUS status;
	GROUP_MAP *map;
	struct group *grp;
	struct dom_sid_buf buf;

	if (argc != 1 || c->display_usage) {
		d_fprintf(stderr, "%s\n%s",
			  _("Usage:"),
			  _("net sam mapunixgroup <name>\n"));
		return -1;
	}

	grp = getgrnam(argv[0]);
	if (grp == NULL) {
		d_fprintf(stderr, _("Could not find group %s\n"), argv[0]);
		return -1;
	}

	map = talloc_zero(talloc_tos(), GROUP_MAP);
	if (!map) {
		d_fprintf(stderr, _("Out of memory!\n"));
		return -1;
	}

	status = map_unix_group(grp, map);

	if (!NT_STATUS_IS_OK(status)) {
		d_fprintf(stderr, _("Mapping group %s failed with %s\n"),
			  argv[0], nt_errstr(status));
		return -1;
	}

	d_printf(_("Mapped unix group %s to SID %s\n"), argv[0],
		 dom_sid_str_buf(&map->sid, &buf));

	TALLOC_FREE(map);
	return 0;
}

/*
 * Remove a group mapping
 */

static NTSTATUS unmap_unix_group(const struct group *grp)
{
        struct dom_sid dom_sid;
	struct unixid id;

        if (!lookup_name(talloc_tos(), grp->gr_name, LOOKUP_NAME_LOCAL,
                        NULL, NULL, NULL, NULL)) {
                DEBUG(3, ("\"%s\" does not exist, can't unmap it\n", grp->gr_name));
                return NT_STATUS_NO_SUCH_GROUP;
        }

	id.id = grp->gr_gid;
	id.type = ID_TYPE_GID;
        if (!pdb_id_to_sid(&id, &dom_sid)) {
                return NT_STATUS_UNSUCCESSFUL;
        }

        return pdb_delete_group_mapping_entry(dom_sid);
}

static int net_sam_unmapunixgroup(struct net_context *c, int argc, const char **argv)
{
	NTSTATUS status;
	struct group *grp;

	if (argc != 1 || c->display_usage) {
		d_fprintf(stderr, "%s\n%s",
			  _("Usage:"),
			  _("net sam unmapunixgroup <name>\n"));
		return -1;
	}

	grp = getgrnam(argv[0]);
	if (grp == NULL) {
		d_fprintf(stderr, _("Could not find mapping for group %s.\n"),
			  argv[0]);
		return -1;
	}

	status = unmap_unix_group(grp);

	if (!NT_STATUS_IS_OK(status)) {
		d_fprintf(stderr, _("Unmapping group %s failed with %s.\n"),
			  argv[0], nt_errstr(status));
		return -1;
	}

	d_printf(_("Unmapped unix group %s.\n"), argv[0]);

	return 0;
}

/*
 * Create a domain group
 */

static int net_sam_createdomaingroup(struct net_context *c, int argc,
				     const char **argv)
{
	NTSTATUS status;
	uint32_t rid;

	if (argc != 1 || c->display_usage) {
		d_fprintf(stderr, "%s\n%s",
			  _("Usage:"),
			  _("net sam createdomaingroup <name>\n"));
		return -1;
	}

	status = pdb_create_dom_group(talloc_tos(), argv[0], &rid);

	if (!NT_STATUS_IS_OK(status)) {
		d_fprintf(stderr, _("Creating %s failed with %s\n"),
			  argv[0], nt_errstr(status));
		return -1;
	}

	d_printf(_("Created domain group %s with RID %d\n"), argv[0], rid);

	return 0;
}

/*
 * Delete a domain group
 */

static int net_sam_deletedomaingroup(struct net_context *c, int argc,
				     const char **argv)
{
	struct dom_sid sid;
	uint32_t rid;
        enum lsa_SidType type;
        const char *dom, *name;
	NTSTATUS status;

	if (argc != 1 || c->display_usage) {
		d_fprintf(stderr, "%s\n%s",
			  _("Usage:"),
			  _("net sam deletelocalgroup <name>\n"));
		return -1;
	}

	if (!lookup_name(talloc_tos(), argv[0], LOOKUP_NAME_LOCAL,
			 &dom, &name, &sid, &type)) {
		d_fprintf(stderr, _("Could not find %s.\n"), argv[0]);
		return -1;
	}

	if (type != SID_NAME_DOM_GRP) {
		d_fprintf(stderr, _("%s is a %s, not a domain group.\n"),
			  argv[0], sid_type_lookup(type));
		return -1;
	}

	sid_peek_rid(&sid, &rid);

	status = pdb_delete_dom_group(talloc_tos(), rid);

	if (!NT_STATUS_IS_OK(status)) {
                d_fprintf(stderr,_("Deleting domain group %s failed with %s\n"),
                          argv[0], nt_errstr(status));
                return -1;
        }

	d_printf(_("Deleted domain group %s.\n"), argv[0]);

	return 0;
}

/*
 * Create a local group
 */

static int net_sam_createlocalgroup(struct net_context *c, int argc, const char **argv)
{
	NTSTATUS status;
	uint32_t rid;

	if (argc != 1 || c->display_usage) {
		d_fprintf(stderr, "%s\n%s",
			  _("Usage:"),
			  _("net sam createlocalgroup <name>\n"));
		return -1;
	}

	if (!winbind_ping()) {
		d_fprintf(stderr, _("winbind seems not to run. "
			  "createlocalgroup only works when winbind runs.\n"));
		return -1;
	}

	status = pdb_create_alias(argv[0], &rid);

	if (!NT_STATUS_IS_OK(status)) {
		d_fprintf(stderr, _("Creating %s failed with %s\n"),
			  argv[0], nt_errstr(status));
		return -1;
	}

	d_printf(_("Created local group %s with RID %d\n"), argv[0], rid);

	return 0;
}

/*
 * Delete a local group
 */

static int net_sam_deletelocalgroup(struct net_context *c, int argc, const char **argv)
{
	struct dom_sid sid;
        enum lsa_SidType type;
        const char *dom, *name;
	NTSTATUS status;

	if (argc != 1 || c->display_usage) {
		d_fprintf(stderr, "%s\n%s",
			  _("Usage:"),
			  _("net sam deletelocalgroup <name>\n"));
		return -1;
	}

	if (!lookup_name(talloc_tos(), argv[0], LOOKUP_NAME_LOCAL,
			 &dom, &name, &sid, &type)) {
		d_fprintf(stderr,_("Could not find %s.\n"), argv[0]);
		return -1;
	}

	if (type != SID_NAME_ALIAS) {
		d_fprintf(stderr, _("%s is a %s, not a local group.\n"),argv[0],
			  sid_type_lookup(type));
		return -1;
	}

	status = pdb_delete_alias(&sid);

	if (!NT_STATUS_IS_OK(status)) {
                d_fprintf(stderr, _("Deleting local group %s failed with %s\n"),
                          argv[0], nt_errstr(status));
                return -1;
        }

	d_printf(_("Deleted local group %s.\n"), argv[0]);

	return 0;
}

/*
 * Create a builtin group
 */

static int net_sam_createbuiltingroup(struct net_context *c, int argc, const char **argv)
{
	NTSTATUS status;
	uint32_t rid;
	enum lsa_SidType type;
	fstring groupname;
	struct dom_sid sid;

	if (argc != 1 || c->display_usage) {
		d_fprintf(stderr, "%s\n%s",
			  _("Usage:"),
			  _("net sam createbuiltingroup <name>\n"));
		return -1;
	}

	if (!winbind_ping()) {
		d_fprintf(stderr, _("winbind seems not to run. "
			  "createbuiltingroup only works when winbind "
			  "runs.\n"));
		return -1;
	}

	/* validate the name and get the group */

	fstrcpy( groupname, "BUILTIN\\" );
	fstrcat( groupname, argv[0] );

	if ( !lookup_name(talloc_tos(), groupname, LOOKUP_NAME_ALL, NULL,
			  NULL, &sid, &type)) {
		d_fprintf(stderr, _("%s is not a BUILTIN group\n"), argv[0]);
		return -1;
	}

	if ( !sid_peek_rid( &sid, &rid ) ) {
		d_fprintf(stderr, _("Failed to get RID for %s\n"), argv[0]);
		return -1;
	}

	status = pdb_create_builtin(rid);

	if (!NT_STATUS_IS_OK(status)) {
		d_fprintf(stderr, _("Creating %s failed with %s\n"),
			  argv[0], nt_errstr(status));
		return -1;
	}

	d_printf(_("Created BUILTIN group %s with RID %d\n"), argv[0], rid);

	return 0;
}

/*
 * Add a group member
 */

static int net_sam_addmem(struct net_context *c, int argc, const char **argv)
{
	const char *groupdomain, *groupname, *memberdomain, *membername;
	struct dom_sid group, member;
	enum lsa_SidType grouptype, membertype;
	NTSTATUS status;

	if (argc != 2 || c->display_usage) {
		d_fprintf(stderr, "%s\n%s",
			  _("Usage:"),
			  _("net sam addmem <group> <member>\n"));
		return -1;
	}

	if (!lookup_name(talloc_tos(), argv[0], LOOKUP_NAME_LOCAL,
			 &groupdomain, &groupname, &group, &grouptype)) {
		d_fprintf(stderr, _("Could not find group %s\n"), argv[0]);
		return -1;
	}

	/* check to see if the member to be added is a name or a SID */

	if (!lookup_name(talloc_tos(), argv[1], LOOKUP_NAME_LOCAL,
			 &memberdomain, &membername, &member, &membertype))
	{
		/* try it as a SID */

		if ( !string_to_sid( &member, argv[1] ) ) {
			d_fprintf(stderr, _("Could not find member %s\n"),
				  argv[1]);
			return -1;
		}

		if ( !lookup_sid(talloc_tos(), &member, &memberdomain,
			&membername, &membertype) )
		{
			d_fprintf(stderr, _("Could not resolve SID %s\n"),
				  argv[1]);
			return -1;
		}
	}

	if ((grouptype == SID_NAME_ALIAS) || (grouptype == SID_NAME_WKN_GRP)) {
		if ((membertype != SID_NAME_USER) &&
		    (membertype != SID_NAME_ALIAS) &&
		    (membertype != SID_NAME_DOM_GRP)) {
			d_fprintf(stderr, _("Can't add %s: only users, domain "
					    "groups and domain local groups "
					    "can be added. %s is a %s\n"),
				  argv[0], argv[1],
				  sid_type_lookup(membertype));
			return -1;
		}
		status = pdb_add_aliasmem(&group, &member);

		if (!NT_STATUS_IS_OK(status)) {
			d_fprintf(stderr, _("Adding local group member failed "
				  "with %s\n"), nt_errstr(status));
			return -1;
		}
	} else if (grouptype == SID_NAME_DOM_GRP) {
		uint32_t grouprid, memberrid;

		sid_peek_rid(&group, &grouprid);
		sid_peek_rid(&member, &memberrid);

		status = pdb_add_groupmem(talloc_tos(), grouprid, memberrid);
		if (!NT_STATUS_IS_OK(status)) {
			d_fprintf(stderr, _("Adding domain group member failed "
				  "with %s\n"), nt_errstr(status));
			return -1;
		}
	} else {
		d_fprintf(stderr, _("Can only add members to local groups so "
			  "far, %s is a %s\n"), argv[0],
			  sid_type_lookup(grouptype));
		return -1;
	}

	d_printf(_("Added %s\\%s to %s\\%s\n"), memberdomain, membername,
		groupdomain, groupname);

	return 0;
}

/*
 * Delete a group member
 */

static int net_sam_delmem(struct net_context *c, int argc, const char **argv)
{
	const char *groupdomain, *groupname;
	const char *memberdomain = NULL;
	const char *membername = NULL;
	struct dom_sid group, member;
	enum lsa_SidType grouptype;
	NTSTATUS status;

	if (argc != 2 || c->display_usage) {
		d_fprintf(stderr,"%s\n%s",
			  _("Usage:"),
			  _("net sam delmem <group> <member>\n"));
		return -1;
	}

	if (!lookup_name(talloc_tos(), argv[0], LOOKUP_NAME_LOCAL,
			 &groupdomain, &groupname, &group, &grouptype)) {
		d_fprintf(stderr, _("Could not find group %s\n"), argv[0]);
		return -1;
	}

	if (!lookup_name(talloc_tos(), argv[1], LOOKUP_NAME_LOCAL,
			 &memberdomain, &membername, &member, NULL)) {
		if (!string_to_sid(&member, argv[1])) {
			d_fprintf(stderr, _("Could not find member %s\n"),
				  argv[1]);
			return -1;
		}
	}

	if ((grouptype == SID_NAME_ALIAS) ||
	    (grouptype == SID_NAME_WKN_GRP)) {
		status = pdb_del_aliasmem(&group, &member);

		if (!NT_STATUS_IS_OK(status)) {
			d_fprintf(stderr,_("Deleting local group member failed "
				  "with %s\n"), nt_errstr(status));
			return -1;
		}
	} else if (grouptype == SID_NAME_DOM_GRP) {
		uint32_t grouprid, memberrid;

		sid_peek_rid(&group, &grouprid);
		sid_peek_rid(&member, &memberrid);

		status = pdb_del_groupmem(talloc_tos(), grouprid, memberrid);
		if (!NT_STATUS_IS_OK(status)) {
			d_fprintf(stderr, _("Deleting domain group member "
				  "failed with %s\n"), nt_errstr(status));
			return -1;
		}
	} else {
		d_fprintf(stderr, _("Can only delete members from local groups "
			  "so far, %s is a %s\n"), argv[0],
			  sid_type_lookup(grouptype));
		return -1;
	}

	if (membername != NULL) {
		d_printf(_("Deleted %s\\%s from %s\\%s\n"),
			 memberdomain, membername, groupdomain, groupname);
	} else {
		struct dom_sid_buf buf;
		d_printf(_("Deleted %s from %s\\%s\n"),
			 dom_sid_str_buf(&member, &buf),
			 groupdomain,
			 groupname);
	}

	return 0;
}

/*
 * List group members
 */

static int net_sam_listmem(struct net_context *c, int argc, const char **argv)
{
	const char *groupdomain, *groupname;
	struct dom_sid group;
	struct dom_sid *members = NULL;
	size_t i, num_members = 0;
	enum lsa_SidType grouptype;
	NTSTATUS status;

	if (argc != 1 || c->display_usage) {
		d_fprintf(stderr, "%s\n%s",
			  _("Usage:"),
			  _("net sam listmem <group>\n"));
		return -1;
	}

	if (!lookup_name(talloc_tos(), argv[0], LOOKUP_NAME_LOCAL,
			 &groupdomain, &groupname, &group, &grouptype)) {
		d_fprintf(stderr, _("Could not find group %s\n"), argv[0]);
		return -1;
	}

	if ((grouptype == SID_NAME_ALIAS) ||
	    (grouptype == SID_NAME_WKN_GRP)) {
		status = pdb_enum_aliasmem(&group, talloc_tos(), &members,
					   &num_members);
		if (!NT_STATUS_IS_OK(status)) {
			d_fprintf(stderr, _("Listing group members failed with "
				  "%s\n"), nt_errstr(status));
			return -1;
		}
	} else if (grouptype == SID_NAME_DOM_GRP) {
		uint32_t *rids;

		status = pdb_enum_group_members(talloc_tos(), &group,
						&rids, &num_members);
		if (!NT_STATUS_IS_OK(status)) {
			d_fprintf(stderr, _("Listing group members failed with "
				  "%s\n"), nt_errstr(status));
			return -1;
		}

		members = talloc_array(talloc_tos(), struct dom_sid,
				       num_members);
		if (members == NULL) {
			TALLOC_FREE(rids);
			return -1;
		}

		for (i=0; i<num_members; i++) {
			sid_compose(&members[i], get_global_sam_sid(),
				    rids[i]);
		}
		TALLOC_FREE(rids);
	} else {
		d_fprintf(stderr,_("Can only list local group members so far.\n"
			  "%s is a %s\n"), argv[0], sid_type_lookup(grouptype));
		return -1;
	}

	d_printf(_("%s\\%s has %u members\n"), groupdomain, groupname,
		 (unsigned int)num_members);
	for (i=0; i<num_members; i++) {
		const char *dom, *name;
		if (lookup_sid(talloc_tos(), &members[i], &dom, &name, NULL)) {
			d_printf(" %s\\%s\n", dom, name);
		} else {
			struct dom_sid_buf buf;
			d_printf(" %s\n",
				 dom_sid_str_buf(&members[i], &buf));
		}
	}

		TALLOC_FREE(members);

	return 0;
}

/*
 * Do the listing
 */
static int net_sam_do_list(struct net_context *c, int argc, const char **argv,
			   struct pdb_search *search, const char *what)
{
	bool verbose = (argc == 1);

	if ((argc > 1) || c->display_usage ||
	    ((argc == 1) && !strequal(argv[0], "verbose"))) {
		d_fprintf(stderr, "%s\n", _("Usage:"));
		d_fprintf(stderr, _("net sam list %s [verbose]\n"), what);
		return -1;
	}

	if (search == NULL) {
		d_fprintf(stderr, _("Could not start search\n"));
		return -1;
	}

	while (true) {
		struct samr_displayentry entry;
		if (!search->next_entry(search, &entry)) {
			break;
		}
		if (verbose) {
			d_printf("%s:%d:%s\n",
				 entry.account_name,
				 entry.rid,
				 entry.description);
		} else {
			d_printf("%s\n", entry.account_name);
		}
	}

	TALLOC_FREE(search);
	return 0;
}

static int net_sam_list_users(struct net_context *c, int argc,
			      const char **argv)
{
	return net_sam_do_list(c, argc, argv,
			       pdb_search_users(talloc_tos(), ACB_NORMAL),
			       "users");
}

static int net_sam_list_groups(struct net_context *c, int argc,
			       const char **argv)
{
	return net_sam_do_list(c, argc, argv, pdb_search_groups(talloc_tos()),
			       "groups");
}

static int net_sam_list_localgroups(struct net_context *c, int argc,
				    const char **argv)
{
	return net_sam_do_list(c, argc, argv,
			       pdb_search_aliases(talloc_tos(),
						  get_global_sam_sid()),
			       "localgroups");
}

static int net_sam_list_builtin(struct net_context *c, int argc,
				const char **argv)
{
	return net_sam_do_list(c, argc, argv,
			       pdb_search_aliases(talloc_tos(),
						  &global_sid_Builtin),
			       "builtin");
}

static int net_sam_list_workstations(struct net_context *c, int argc,
				     const char **argv)
{
	return net_sam_do_list(c, argc, argv,
			       pdb_search_users(talloc_tos(), ACB_WSTRUST),
			       "workstations");
}

/*
 * List stuff
 */

static int net_sam_list(struct net_context *c, int argc, const char **argv)
{
	struct functable func[] = {
		{
			"users",
			net_sam_list_users,
			NET_TRANSPORT_LOCAL,
			N_("List SAM users"),
			N_("net sam list users\n"
			   "    List SAM users")
		},
		{
			"groups",
			net_sam_list_groups,
			NET_TRANSPORT_LOCAL,
			N_("List SAM groups"),
			N_("net sam list groups\n"
			   "    List SAM groups")
		},
		{
			"localgroups",
			net_sam_list_localgroups,
			NET_TRANSPORT_LOCAL,
			N_("List SAM local groups"),
			N_("net sam list localgroups\n"
			   "    List SAM local groups")
		},
		{
			"builtin",
			net_sam_list_builtin,
			NET_TRANSPORT_LOCAL,
			N_("List builtin groups"),
			N_("net sam list builtin\n"
			   "    List builtin groups")
		},
		{
			"workstations",
			net_sam_list_workstations,
			NET_TRANSPORT_LOCAL,
			N_("List domain member workstations"),
			N_("net sam list workstations\n"
			   "    List domain member workstations")
		},
		{NULL, NULL, 0, NULL, NULL}
	};

	return net_run_function(c, argc, argv, "net sam list", func);
}

/*
 * Show details of SAM entries
 */

static int net_sam_show(struct net_context *c, int argc, const char **argv)
{
	struct dom_sid sid;
	struct dom_sid_buf buf;
	enum lsa_SidType type;
	const char *dom, *name;

	if (argc != 1 || c->display_usage) {
		d_fprintf(stderr, "%s\n%s",
			  _("Usage:"),
			  _("net sam show <name>\n"));
		return -1;
	}

	if (!lookup_name(talloc_tos(), argv[0], LOOKUP_NAME_LOCAL,
			 &dom, &name, &sid, &type)) {
		d_fprintf(stderr, _("Could not find name %s\n"), argv[0]);
		return -1;
	}

	d_printf(_("%s\\%s is a %s with SID %s\n"), dom, name,
		 sid_type_lookup(type), dom_sid_str_buf(&sid, &buf));

	return 0;
}

#ifdef HAVE_LDAP

/*
 * Init an LDAP tree with default users and Groups
 * if ldapsam:editposix is enabled
 */

static int net_sam_provision(struct net_context *c, int argc, const char **argv)
{
	TALLOC_CTX *tc;
	char *ldap_bk;
	char *ldap_uri = NULL;
	char *p;
	struct smbldap_state *state = NULL;
	GROUP_MAP *gmap = NULL;
	struct dom_sid gsid;
	gid_t domusers_gid = -1;
	gid_t domadmins_gid = -1;
	struct samu *samuser;
	struct passwd *pwd;
	bool is_ipa = false;
	char *bind_dn = NULL;
	char *bind_secret = NULL;
	NTSTATUS status;

	if (c->display_usage) {
		d_printf(  "%s\n"
			   "net sam provision\n"
			    "    %s\n",
			  _("Usage:"),
			  _("Init an LDAP tree with default users/groups"));
		return 0;
	}

	tc = talloc_new(NULL);
	if (!tc) {
		d_fprintf(stderr, _("Out of Memory!\n"));
		return -1;
	}

	if ((ldap_bk = talloc_strdup(tc, lp_passdb_backend())) == NULL) {
		d_fprintf(stderr, _("talloc failed\n"));
		talloc_free(tc);
		return -1;
	}
	p = strchr(ldap_bk, ':');
	if (p) {
		*p = 0;
		ldap_uri = talloc_strdup(tc, p+1);
		trim_char(ldap_uri, ' ', ' ');
	}

	trim_char(ldap_bk, ' ', ' ');

	if (strcmp(ldap_bk, "IPA_ldapsam") == 0 ) {
		is_ipa = true;
	}

	if (strcmp(ldap_bk, "ldapsam") != 0 && !is_ipa ) {
		d_fprintf(stderr,
			  _("Provisioning works only with ldapsam backend\n"));
		goto failed;
	}

	if (!lp_parm_bool(-1, "ldapsam", "trusted", false) ||
	    !lp_parm_bool(-1, "ldapsam", "editposix", false)) {

		d_fprintf(stderr, _("Provisioning works only if ldapsam:trusted"
				    " and ldapsam:editposix are enabled.\n"));
		goto failed;
	}

	if (!is_ipa && !winbind_ping()) {
		d_fprintf(stderr, _("winbind seems not to run. Provisioning "
			    "LDAP only works when winbind runs.\n"));
		goto failed;
	}

	if (!fetch_ldap_pw(&bind_dn, &bind_secret)) {
		d_fprintf(stderr, _("Failed to retrieve LDAP password from secrets.tdb\n"));
		goto failed;
	}

	status = smbldap_init(tc, NULL, ldap_uri, false, bind_dn, bind_secret, &state);

	memset(bind_secret, '\0', strlen(bind_secret));
	SAFE_FREE(bind_secret);
	SAFE_FREE(bind_dn);

	if (!NT_STATUS_IS_OK(status)) {
		d_fprintf(stderr, _("Unable to connect to the LDAP server.\n"));
		goto failed;
	}

	d_printf(_("Checking for Domain Users group.\n"));

	sid_compose(&gsid, get_global_sam_sid(), DOMAIN_RID_USERS);

	gmap = talloc_zero(tc, GROUP_MAP);
	if (!gmap) {
		d_printf(_("Out of memory!\n"));
		goto failed;
	}

	if (!pdb_getgrsid(gmap, gsid)) {
		struct dom_sid_buf gsid_str;
		LDAPMod **mods = NULL;
		char *dn;
		char *uname;
		char *wname;
		char *gidstr;
		char *gtype;
		int rc;

		d_printf(_("Adding the Domain Users group.\n"));

		/* lets allocate a new groupid for this group */
		if (is_ipa) {
			domusers_gid = 999;
		} else {
			if (!winbind_allocate_gid(&domusers_gid)) {
				d_fprintf(stderr, _("Unable to allocate a new gid to "
						    "create Domain Users group!\n"));
				goto domu_done;
			}
		}

		uname = talloc_strdup(tc, "domusers");
		wname = talloc_strdup(tc, "Domain Users");
		dn = talloc_asprintf(tc, "cn=%s,%s", "domusers",
				     lp_ldap_group_suffix(talloc_tos()));
		gidstr = talloc_asprintf(tc, "%u", (unsigned int)domusers_gid);
		gtype = talloc_asprintf(tc, "%d", SID_NAME_DOM_GRP);

		if (!uname || !wname || !dn || !gidstr || !gtype) {
			d_fprintf(stderr, "Out of Memory!\n");
			goto failed;
		}

		smbldap_set_mod(&mods, LDAP_MOD_ADD, "objectClass", LDAP_OBJ_POSIXGROUP);
		smbldap_set_mod(&mods, LDAP_MOD_ADD, "objectClass", LDAP_OBJ_GROUPMAP);
		if (is_ipa) {
			smbldap_set_mod(&mods, LDAP_MOD_ADD, "objectClass", "groupofnames");
			smbldap_set_mod(&mods, LDAP_MOD_ADD, "objectClass", "nestedgroup");
			smbldap_set_mod(&mods, LDAP_MOD_ADD, "objectClass", "ipausergroup");
		}
		smbldap_set_mod(&mods, LDAP_MOD_ADD, "cn", uname);
		smbldap_set_mod(&mods, LDAP_MOD_ADD, "displayName", wname);
		smbldap_set_mod(&mods, LDAP_MOD_ADD, "gidNumber", gidstr);
		smbldap_set_mod(&mods, LDAP_MOD_ADD, "sambaSid",
				dom_sid_str_buf(&gsid, &gsid_str));
		smbldap_set_mod(&mods, LDAP_MOD_ADD, "sambaGroupType", gtype);

		smbldap_talloc_autofree_ldapmod(tc, mods);

		rc = smbldap_add(state, dn, mods);

		if (rc != LDAP_SUCCESS) {
			d_fprintf(stderr, _("Failed to add Domain Users group "
					    "to ldap directory\n"));
		}

		if (is_ipa) {
			if (!pdb_getgrsid(gmap, gsid)) {
				d_fprintf(stderr, _("Failed to read just "
						    "created domain group.\n"));
				goto failed;
			} else {
				domusers_gid = gmap->gid;
			}
		}
	} else {
		domusers_gid = gmap->gid;
		d_printf(_("found!\n"));
	}

domu_done:

	d_printf(_("Checking for Domain Admins group.\n"));

	sid_compose(&gsid, get_global_sam_sid(), DOMAIN_RID_ADMINS);

	if (!pdb_getgrsid(gmap, gsid)) {
		struct dom_sid_buf gsid_str;
		LDAPMod **mods = NULL;
		char *dn;
		char *uname;
		char *wname;
		char *gidstr;
		char *gtype;
		int rc;

		d_printf(_("Adding the Domain Admins group.\n"));

		/* lets allocate a new groupid for this group */
		if (is_ipa) {
			domadmins_gid = 999;
		} else {
			if (!winbind_allocate_gid(&domadmins_gid)) {
				d_fprintf(stderr, _("Unable to allocate a new gid to "
						    "create Domain Admins group!\n"));
				goto doma_done;
			}
		}

		uname = talloc_strdup(tc, "domadmins");
		wname = talloc_strdup(tc, "Domain Admins");
		dn = talloc_asprintf(tc, "cn=%s,%s", "domadmins",
				     lp_ldap_group_suffix(talloc_tos()));
		gidstr = talloc_asprintf(tc, "%u", (unsigned int)domadmins_gid);
		gtype = talloc_asprintf(tc, "%d", SID_NAME_DOM_GRP);

		if (!uname || !wname || !dn || !gidstr || !gtype) {
			d_fprintf(stderr, _("Out of Memory!\n"));
			goto failed;
		}

		smbldap_set_mod(&mods, LDAP_MOD_ADD, "objectClass", LDAP_OBJ_POSIXGROUP);
		smbldap_set_mod(&mods, LDAP_MOD_ADD, "objectClass", LDAP_OBJ_GROUPMAP);
		if (is_ipa) {
			smbldap_set_mod(&mods, LDAP_MOD_ADD, "objectClass", "groupofnames");
			smbldap_set_mod(&mods, LDAP_MOD_ADD, "objectClass", "nestedgroup");
			smbldap_set_mod(&mods, LDAP_MOD_ADD, "objectClass", "ipausergroup");
		}
		smbldap_set_mod(&mods, LDAP_MOD_ADD, "cn", uname);
		smbldap_set_mod(&mods, LDAP_MOD_ADD, "displayName", wname);
		smbldap_set_mod(&mods, LDAP_MOD_ADD, "gidNumber", gidstr);
		smbldap_set_mod(&mods, LDAP_MOD_ADD, "sambaSid",
				dom_sid_str_buf(&gsid, &gsid_str));
		smbldap_set_mod(&mods, LDAP_MOD_ADD, "sambaGroupType", gtype);

		smbldap_talloc_autofree_ldapmod(tc, mods);

		rc = smbldap_add(state, dn, mods);

		if (rc != LDAP_SUCCESS) {
			d_fprintf(stderr, _("Failed to add Domain Admins group "
					    "to ldap directory\n"));
		}

		if (is_ipa) {
			if (!pdb_getgrsid(gmap, gsid)) {
				d_fprintf(stderr, _("Failed to read just "
						    "created domain group.\n"));
				goto failed;
			} else {
				domadmins_gid = gmap->gid;
			}
		}
	} else {
		domadmins_gid = gmap->gid;
		d_printf(_("found!\n"));
	}

doma_done:

	d_printf(_("Check for Administrator account.\n"));

	samuser = samu_new(tc);
	if (!samuser) {
		d_fprintf(stderr, _("Out of Memory!\n"));
		goto failed;
	}

	if (!pdb_getsampwnam(samuser, "Administrator")) {
		LDAPMod **mods = NULL;
		struct dom_sid sid;
		struct dom_sid_buf sid_str;
		char *dn;
		char *name;
		char *uidstr;
		char *gidstr;
		char *shell;
		char *dir;
		char *princ;
		uid_t uid;
		int rc;

		d_printf(_("Adding the Administrator user.\n"));

		if (domadmins_gid == -1) {
			d_fprintf(stderr,
				  _("Can't create Administrator user, Domain "
				    "Admins group not available!\n"));
			goto done;
		}

		if (is_ipa) {
			uid = 999;
		} else {
			if (!winbind_allocate_uid(&uid)) {
				d_fprintf(stderr,
					  _("Unable to allocate a new uid to create "
					    "the Administrator user!\n"));
				goto done;
			}
		}

		name = talloc_strdup(tc, "Administrator");
		dn = talloc_asprintf(tc, "uid=Administrator,%s",
				     lp_ldap_user_suffix(talloc_tos()));
		uidstr = talloc_asprintf(tc, "%u", (unsigned int)uid);
		gidstr = talloc_asprintf(tc, "%u", (unsigned int)domadmins_gid);
		dir = talloc_sub_specified(tc, lp_template_homedir(),
						"Administrator",
						NULL,
						get_global_sam_name(),
						uid, domadmins_gid);
		shell = talloc_sub_specified(tc, lp_template_shell(),
						"Administrator",
						NULL,
						get_global_sam_name(),
						uid, domadmins_gid);

		if (!name || !dn || !uidstr || !gidstr || !dir || !shell) {
			d_fprintf(stderr, _("Out of Memory!\n"));
			goto failed;
		}

		sid_compose(&sid, get_global_sam_sid(), DOMAIN_RID_ADMINISTRATOR);

		smbldap_set_mod(&mods, LDAP_MOD_ADD, "objectClass", LDAP_OBJ_ACCOUNT);
		smbldap_set_mod(&mods, LDAP_MOD_ADD, "objectClass", LDAP_OBJ_POSIXACCOUNT);
		smbldap_set_mod(&mods, LDAP_MOD_ADD, "objectClass", LDAP_OBJ_SAMBASAMACCOUNT);
		if (is_ipa) {
			smbldap_set_mod(&mods, LDAP_MOD_ADD, "objectClass", "person");
			smbldap_set_mod(&mods, LDAP_MOD_ADD, "objectClass", "organizationalperson");
			smbldap_set_mod(&mods, LDAP_MOD_ADD, "objectClass", "inetorgperson");
			smbldap_set_mod(&mods, LDAP_MOD_ADD, "objectClass", "inetuser");
			smbldap_set_mod(&mods, LDAP_MOD_ADD, "objectClass", "krbprincipalaux");
			smbldap_set_mod(&mods, LDAP_MOD_ADD, "objectClass", "krbticketpolicyaux");
			smbldap_set_mod(&mods, LDAP_MOD_ADD, "sn", name);
			princ = talloc_asprintf(tc, "%s@%s", name, lp_realm());
			if (!princ) {
				d_fprintf(stderr, _("Out of Memory!\n"));
				goto failed;
			}
			smbldap_set_mod(&mods, LDAP_MOD_ADD, "krbPrincipalName", princ);
		}
		smbldap_set_mod(&mods, LDAP_MOD_ADD, "uid", name);
		smbldap_set_mod(&mods, LDAP_MOD_ADD, "cn", name);
		smbldap_set_mod(&mods, LDAP_MOD_ADD, "displayName", name);
		smbldap_set_mod(&mods, LDAP_MOD_ADD, "uidNumber", uidstr);
		smbldap_set_mod(&mods, LDAP_MOD_ADD, "gidNumber", gidstr);
		smbldap_set_mod(&mods, LDAP_MOD_ADD, "homeDirectory", dir);
		smbldap_set_mod(&mods, LDAP_MOD_ADD, "loginShell", shell);
		smbldap_set_mod(&mods, LDAP_MOD_ADD, "sambaSID",
				dom_sid_str_buf(&sid, &sid_str));
		smbldap_set_mod(&mods, LDAP_MOD_ADD, "sambaAcctFlags",
				pdb_encode_acct_ctrl(ACB_NORMAL|ACB_DISABLED,
				NEW_PW_FORMAT_SPACE_PADDED_LEN));

		smbldap_talloc_autofree_ldapmod(tc, mods);

		rc = smbldap_add(state, dn, mods);

		if (rc != LDAP_SUCCESS) {
			d_fprintf(stderr, _("Failed to add Administrator user "
					    "to ldap directory\n"));
		}

		if (is_ipa) {
			if (!pdb_getsampwnam(samuser, "Administrator")) {
				d_fprintf(stderr, _("Failed to read just "
						    "created user.\n"));
				goto failed;
			}
		}
	} else {
		d_printf(_("found!\n"));
	}

	d_printf(_("Checking for Guest user.\n"));

	samuser = samu_new(tc);
	if (!samuser) {
		d_fprintf(stderr, _("Out of Memory!\n"));
		goto failed;
	}

	if (!pdb_getsampwnam(samuser, lp_guest_account())) {
		LDAPMod **mods = NULL;
		struct dom_sid sid;
		struct dom_sid_buf sid_str;
		char *dn;
		char *uidstr;
		char *gidstr;
		int rc;

		d_printf(_("Adding the Guest user.\n"));

		sid_compose(&sid, get_global_sam_sid(), DOMAIN_RID_GUEST);

		pwd = Get_Pwnam_alloc(tc, lp_guest_account());

		if (!pwd) {
			if (domusers_gid == -1) {
				d_fprintf(stderr,
					  _("Can't create Guest user, Domain "
					    "Users group not available!\n"));
				goto done;
			}
			if ((pwd = talloc(tc, struct passwd)) == NULL) {
				d_fprintf(stderr, _("talloc failed\n"));
				goto done;
			}
			pwd->pw_name = talloc_strdup(pwd, lp_guest_account());

			if (is_ipa) {
				pwd->pw_uid = 999;
			} else {
				if (!winbind_allocate_uid(&(pwd->pw_uid))) {
					d_fprintf(stderr,
						  _("Unable to allocate a new uid to "
						    "create the Guest user!\n"));
					goto done;
				}
			}
			pwd->pw_gid = domusers_gid;
			pwd->pw_dir = talloc_strdup(tc, "/");
			pwd->pw_shell = talloc_strdup(tc, "/bin/false");
			if (!pwd->pw_dir || !pwd->pw_shell) {
				d_fprintf(stderr, _("Out of Memory!\n"));
				goto failed;
			}
		}

		dn = talloc_asprintf(tc, "uid=%s,%s", pwd->pw_name,
				     lp_ldap_user_suffix (talloc_tos()));
		uidstr = talloc_asprintf(tc, "%u", (unsigned int)pwd->pw_uid);
		gidstr = talloc_asprintf(tc, "%u", (unsigned int)pwd->pw_gid);
		if (!dn || !uidstr || !gidstr) {
			d_fprintf(stderr, _("Out of Memory!\n"));
			goto failed;
		}

		smbldap_set_mod(&mods, LDAP_MOD_ADD, "objectClass", LDAP_OBJ_ACCOUNT);
		smbldap_set_mod(&mods, LDAP_MOD_ADD, "objectClass", LDAP_OBJ_POSIXACCOUNT);
		smbldap_set_mod(&mods, LDAP_MOD_ADD, "objectClass", LDAP_OBJ_SAMBASAMACCOUNT);
		if (is_ipa) {
			smbldap_set_mod(&mods, LDAP_MOD_ADD, "objectClass", "person");
			smbldap_set_mod(&mods, LDAP_MOD_ADD, "objectClass", "organizationalperson");
			smbldap_set_mod(&mods, LDAP_MOD_ADD, "objectClass", "inetorgperson");
			smbldap_set_mod(&mods, LDAP_MOD_ADD, "objectClass", "inetuser");
			smbldap_set_mod(&mods, LDAP_MOD_ADD, "objectClass", "krbprincipalaux");
			smbldap_set_mod(&mods, LDAP_MOD_ADD, "objectClass", "krbticketpolicyaux");
			smbldap_set_mod(&mods, LDAP_MOD_ADD, "sn", pwd->pw_name);
		}
		smbldap_set_mod(&mods, LDAP_MOD_ADD, "uid", pwd->pw_name);
		smbldap_set_mod(&mods, LDAP_MOD_ADD, "cn", pwd->pw_name);
		smbldap_set_mod(&mods, LDAP_MOD_ADD, "displayName", pwd->pw_name);
		smbldap_set_mod(&mods, LDAP_MOD_ADD, "uidNumber", uidstr);
		smbldap_set_mod(&mods, LDAP_MOD_ADD, "gidNumber", gidstr);
		if ((pwd->pw_dir != NULL) && (pwd->pw_dir[0] != '\0')) {
			smbldap_set_mod(&mods, LDAP_MOD_ADD, "homeDirectory", pwd->pw_dir);
		}
		if ((pwd->pw_shell != NULL) && (pwd->pw_shell[0] != '\0')) {
			smbldap_set_mod(&mods, LDAP_MOD_ADD, "loginShell", pwd->pw_shell);
		}
		smbldap_set_mod(&mods, LDAP_MOD_ADD, "sambaSID",
				dom_sid_str_buf(&sid, &sid_str));
		smbldap_set_mod(&mods, LDAP_MOD_ADD, "sambaAcctFlags",
				pdb_encode_acct_ctrl(ACB_NORMAL|ACB_DISABLED,
				NEW_PW_FORMAT_SPACE_PADDED_LEN));

		smbldap_talloc_autofree_ldapmod(tc, mods);

		rc = smbldap_add(state, dn, mods);

		if (rc != LDAP_SUCCESS) {
			d_fprintf(stderr, _("Failed to add Guest user to "
					    "ldap directory\n"));
		}

		if (is_ipa) {
			if (!pdb_getsampwnam(samuser, lp_guest_account())) {
				d_fprintf(stderr, _("Failed to read just "
						    "created user.\n"));
				goto failed;
			}
		}
	} else {
		d_printf(_("found!\n"));
	}

	d_printf(_("Checking Guest's group.\n"));

	pwd = Get_Pwnam_alloc(tc, lp_guest_account());
	if (!pwd) {
		d_fprintf(stderr,
			  _("Failed to find just created Guest account!\n"
			    "   Is nss properly configured?!\n"));
		goto failed;
	}

	if (pwd->pw_gid == domusers_gid) {
		d_printf(_("found!\n"));
		goto done;
	}

	if (!pdb_getgrgid(gmap, pwd->pw_gid)) {
		struct dom_sid_buf gsid_str;
		LDAPMod **mods = NULL;
		char *dn;
		char *uname;
		char *wname;
		char *gidstr;
		char *gtype;
		int rc;

		d_printf(_("Adding the Domain Guests group.\n"));

		uname = talloc_strdup(tc, "domguests");
		wname = talloc_strdup(tc, "Domain Guests");
		dn = talloc_asprintf(tc, "cn=%s,%s", "domguests",
				     lp_ldap_group_suffix(talloc_tos()));
		gidstr = talloc_asprintf(tc, "%u", (unsigned int)pwd->pw_gid);
		gtype = talloc_asprintf(tc, "%d", SID_NAME_DOM_GRP);

		if (!uname || !wname || !dn || !gidstr || !gtype) {
			d_fprintf(stderr, _("Out of Memory!\n"));
			goto failed;
		}

		sid_compose(&gsid, get_global_sam_sid(), DOMAIN_RID_GUESTS);

		smbldap_set_mod(&mods, LDAP_MOD_ADD, "objectClass", LDAP_OBJ_POSIXGROUP);
		smbldap_set_mod(&mods, LDAP_MOD_ADD, "objectClass", LDAP_OBJ_GROUPMAP);
		if (is_ipa) {
			smbldap_set_mod(&mods, LDAP_MOD_ADD, "objectClass", "groupofnames");
			smbldap_set_mod(&mods, LDAP_MOD_ADD, "objectClass", "nestedgroup");
			smbldap_set_mod(&mods, LDAP_MOD_ADD, "objectClass", "ipausergroup");
		}
		smbldap_set_mod(&mods, LDAP_MOD_ADD, "cn", uname);
		smbldap_set_mod(&mods, LDAP_MOD_ADD, "displayName", wname);
		smbldap_set_mod(&mods, LDAP_MOD_ADD, "gidNumber", gidstr);
		smbldap_set_mod(&mods, LDAP_MOD_ADD, "sambaSid",
				dom_sid_str_buf(&gsid, &gsid_str));
		smbldap_set_mod(&mods, LDAP_MOD_ADD, "sambaGroupType", gtype);

		smbldap_talloc_autofree_ldapmod(tc, mods);

		rc = smbldap_add(state, dn, mods);

		if (rc != LDAP_SUCCESS) {
			d_fprintf(stderr,
				  _("Failed to add Domain Guests group to ldap "
				    "directory\n"));
		}
	} else {
		d_printf(_("found!\n"));
	}


done:
	talloc_free(state);
	return 0;

failed:
	talloc_free(state);
	return -1;
}

#endif

/***********************************************************
 migrated functionality from smbgroupedit
 **********************************************************/
int net_sam(struct net_context *c, int argc, const char **argv)
{
	struct functable func[] = {
		{
			"createbuiltingroup",
			net_sam_createbuiltingroup,
			NET_TRANSPORT_LOCAL,
			N_("Create a new BUILTIN group"),
			N_("net sam createbuiltingroup\n"
			   "    Create a new BUILTIN group")
		},
		{
			"createlocalgroup",
			net_sam_createlocalgroup,
			NET_TRANSPORT_LOCAL,
			N_("Create a new local group"),
			N_("net sam createlocalgroup\n"
			   "    Create a new local group")
		},
		{
			"createdomaingroup",
			net_sam_createdomaingroup,
			NET_TRANSPORT_LOCAL,
			N_("Create a new group"),
			N_("net sam createdomaingroup\n"
			   "    Create a new group")
		},
		{
			"deletelocalgroup",
			net_sam_deletelocalgroup,
			NET_TRANSPORT_LOCAL,
			N_("Delete an existing local group"),
			N_("net sam deletelocalgroup\n"
			   "    Delete an existing local group")
		},
		{
			"deletedomaingroup",
			net_sam_deletedomaingroup,
			NET_TRANSPORT_LOCAL,
			N_("Delete a domain group"),
			N_("net sam deletedomaingroup\n"
			   "    Delete a group")
		},
		{
			"mapunixgroup",
			net_sam_mapunixgroup,
			NET_TRANSPORT_LOCAL,
			N_("Map a unix group to a domain group"),
			N_("net sam mapunixgroup\n"
			   "    Map a unix group to a domain group")
		},
		{
			"unmapunixgroup",
			net_sam_unmapunixgroup,
			NET_TRANSPORT_LOCAL,
			N_("Remove a group mapping of an unix group to a "
			   "domain group"),
			N_("net sam unmapunixgroup\n"
			   "    Remove a group mapping of an unix group to a "
			   "domain group")
		},
		{
			"addmem",
			net_sam_addmem,
			NET_TRANSPORT_LOCAL,
			N_("Add a member to a group"),
			N_("net sam addmem\n"
			"    Add a member to a group")
		},
		{
			"delmem",
			net_sam_delmem,
			NET_TRANSPORT_LOCAL,
			N_("Delete a member from a group"),
			N_("net sam delmem\n"
			   "    Delete a member from a group")
		},
		{
			"listmem",
			net_sam_listmem,
			NET_TRANSPORT_LOCAL,
			N_("List group members"),
			N_("net sam listmem\n"
			   "    List group members")
		},
		{
			"list",
			net_sam_list,
			NET_TRANSPORT_LOCAL,
			N_("List users, groups and local groups"),
			N_("net sam list\n"
			   "    List users, groups and local groups")
		},
		{
			"show",
			net_sam_show,
			NET_TRANSPORT_LOCAL,
			N_("Show details of a SAM entry"),
			N_("net sam show\n"
			   "    Show details of a SAM entry")
		},
		{
			"set",
			net_sam_set,
			NET_TRANSPORT_LOCAL,
			N_("Set details of a SAM account"),
			N_("net sam set\n"
			   "    Set details of a SAM account")
		},
		{
			"policy",
			net_sam_policy,
			NET_TRANSPORT_LOCAL,
			N_("Set account policies"),
			N_("net sam policy\n"
			   "    Set account policies")
		},
		{
			"rights",
			net_sam_rights,
			NET_TRANSPORT_LOCAL,
			N_("Manipulate user privileges"),
			N_("net sam rights\n"
			   "    Manipulate user privileges")
		},
#ifdef HAVE_LDAP
		{
			"provision",
			net_sam_provision,
			NET_TRANSPORT_LOCAL,
			N_("Provision a clean user database"),
			N_("net sam privison\n"
			   "    Provision a clear user database")
		},
#endif
		{NULL, NULL, 0, NULL, NULL}
	};

	if (getuid() != 0) {
		d_fprintf(stderr, _("You are not root, most things won't "
			  "work\n"));
	}

	return net_run_function(c, argc, argv, "net sam", func);
}