#!/bin/sh
exec smbscript "$0" ${1+"$@"}
/*
	provision a Samba4 server
	Copyright Andrew Tridgell 2005
	Released under the GNU GPL v2 or later
*/

options = GetOptions(ARGV,
		"POPT_AUTOHELP",
		"POPT_COMMON_SAMBA",
		"POPT_COMMON_VERSION",
		"POPT_COMMON_CREDENTIALS",
		'realm=s',
		'host-name=s',
		'ldap-manager-pass=s',
		'root=s',
		'quiet',
		'ldap-backend-type=s',
                'ldap-backend-port=i');

if (options == undefined) {
   println("Failed to parse options");
   return -1;
}

sys = sys_init();

libinclude("base.js");
libinclude("provision.js");

/*
  print a message if quiet is not set
*/
function message()
{
	if (options["quiet"] == undefined) {
		print(vsprintf(arguments));
	}
}

/*
 show some help
*/
function ShowHelp()
{
	print("
Samba4 provisioning

provision [options]
 --realm	REALM		set realm
 --host-name	HOSTNAME	set hostname
 --ldap-manager-pass	PASSWORD	choose LDAP Manager password (otherwise random)
 --root         USERNAME	choose 'root' unix username
 --quiet			Be quiet
 --ldap-backend-type LDAPSERVER Select either \"openldap\" or \"fedora-ds\" as a target to configure
 --ldap-backend-port PORT       Select the TCP port (if any) that the LDAP backend should listen on (Fedora DS only)
You must provide at least a realm and ldap-backend-type

");
	exit(1);
}

if (options['host-name'] == undefined) {
	options['host-name'] = hostname();
}

/*
   main program
*/
if (options["realm"] == undefined ||
    options["ldap-backend-type"] == undefined ||
    options["host-name"] == undefined) {
	ShowHelp();
}

/* cope with an initially blank smb.conf */
var lp = loadparm_init();
lp.set("realm", options.realm);
lp.reload();

var subobj = provision_guess();
for (r in options) {
	var key = strupper(join("", split("-", r)));
	subobj[key] = options[r];
}



var paths = provision_default_paths(subobj);
provision_fix_subobj(subobj, paths);
message("Provisioning LDAP backend for %s in realm %s into %s\n", subobj.HOSTNAME, subobj.REALM, subobj.LDAPDIR);
message("Using %s password: %s\n", subobj.LDAPMANAGERDN, subobj.LDAPMANAGERPASS);
var tmp_schema_ldb = subobj.LDAPDIR + "/schema-tmp.ldb";
sys.mkdir(subobj.LDAPDIR, 0700);

provision_schema(subobj, message, tmp_schema_ldb, paths);

var mapping;
var backend_schema;
var slapd_command;
if (options["ldap-backend-type"] == "fedora-ds") {
	mapping = "schema-map-fedora-ds-1.0";
	backend_schema = "99_ad.ldif";
	if (options["ldap-backend-port"] != undefined) {
		message("Will listen on TCP port " + options["ldap-backend-port"] + "\n");
		subobj.SERVERPORT="ServerPort = " + options["ldap-backend-port"];
	} else {
		message("Will listen on LDAPI only\n");
		subobj.SERVERPORT="";
	}
	setup_file("fedorads.inf", message, subobj.LDAPDIR + "/fedorads.inf", subobj);
	setup_file("fedorads-partitions.ldif", message, subobj.LDAPDIR + "/fedorads-partitions.ldif", subobj);

	slapd_command = "(see documentation)";
} else if (options["ldap-backend-type"] == "openldap") {
	mapping = "schema-map-openldap-2.3";
	backend_schema = "backend-schema.schema";
	setup_file("slapd.conf", message, subobj.LDAPDIR + "/slapd.conf", subobj);
	setup_file("modules.conf", message, subobj.LDAPDIR + "/modules.conf", subobj);
	sys.mkdir(subobj.LDAPDIR + "/db", 0700);
	subobj.LDAPDBDIR = subobj.LDAPDIR + "/db/user";
	sys.mkdir(subobj.LDAPDBDIR, 0700);
	sys.mkdir(subobj.LDAPDBDIR + "/bdb-logs", 0700);
	sys.mkdir(subobj.LDAPDBDIR + "/tmp", 0700);
	setup_file("DB_CONFIG", message, subobj.LDAPDBDIR + "/DB_CONFIG", subobj);
	subobj.LDAPDBDIR = subobj.LDAPDIR + "/db/config";
	sys.mkdir(subobj.LDAPDBDIR, 0700);
	sys.mkdir(subobj.LDAPDBDIR + "/bdb-logs", 0700);
	sys.mkdir(subobj.LDAPDBDIR + "/tmp", 0700);
	setup_file("DB_CONFIG", message, subobj.LDAPDBDIR + "/DB_CONFIG", subobj);
	subobj.LDAPDBDIR = subobj.LDAPDIR + "/db/schema";
	sys.mkdir(subobj.LDAPDBDIR, 0700);
	sys.mkdir(subobj.LDAPDBDIR + "/tmp", 0700);
	sys.mkdir(subobj.LDAPDBDIR + "/bdb-logs", 0700);
	setup_file("DB_CONFIG", message, subobj.LDAPDBDIR + "/DB_CONFIG", subobj);
	if (options["ldap-backend-port"] != undefined) {
		message("\nStart slapd with: \n");
		slapd_command = "slapd -f " + subobj.LDAPDIR + "/slapd.conf -h \"ldap://0.0.0.0:" + options["ldap-backend-port"] + " " + subobj.LDAPI_URI "\"";
	} else {
		slapd_command = "slapd -f " + subobj.LDAPDIR + "/slapd.conf -h " + subobj.LDAPI_URI;
	}

	var ldb = ldb_init();
	ldb.filename = tmp_schema_ldb;

	var connect_ok = ldb.connect(ldb.filename);
	assert(connect_ok);
	var attrs = new Array("linkID", "lDAPDisplayName");
	var res = ldb.search("(&(&(linkID=*)(!(linkID:1.2.840.113556.1.4.803:=1)))(objectclass=attributeSchema))", subobj.SCHEMADN, ldb.SCOPE_SUBTREE, attrs);
	assert(res.error == 0);
	var memberof_config = "";
	var refint_attributes = "";
	for (i=0; i < res.msgs.length; i++) {
searchone(ldb, subobj.DOMAINDN, "(&(objectClass=computer)(cn=" + subobj.NETBIOSNAME + "))", "objectGUID");
		var target = searchone(ldb, subobj.SCHEMADN, "(&(objectclass=attributeSchema)(linkID=" + (res.msgs[i].linkID + 1) + "))", "lDAPDisplayName");
		if (target != undefined) {
			refint_attributes = refint_attributes + " " + target + " " + res.msgs[i].lDAPDisplayName;
			memberof_config = memberof_config + "overlay memberof
memberof-dangling error
memberof-refint TRUE
memberof-group-oc top
memberof-member-ad " + res.msgs[i].lDAPDisplayName + "
memberof-memberof-ad " + target + "
memberof-dangling-error 32

";
		}
	}

	memberof_config = memberof_config + "
overlay refint
refint_attributes" + refint_attributes + "
";
	
	ok = sys.file_save(subobj.LDAPDIR + "/memberof.conf", memberof_config);
	if (!ok) {
		message("failed to create file: " + f + "\n");
		assert(ok);
	}

}
var schema_command = "ad2oLschema --option=convert:target=" + options["ldap-backend-type"] + " -I " + lp.get("setup directory") + "/" + mapping + " -H tdb://" + tmp_schema_ldb + " -O " + subobj.LDAPDIR + "/" + backend_schema;

message("\nCreate a suitable schema file with:\n%s\n", schema_command);
message("\nStart slapd with: \n%s\n", slapd_command);

message("All OK\n");
return 0;