/* This file is part of Eclat.
   Copyright (C) 2012-2018 Sergey Poznyakoff.
 
   Eclat 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, or (at your option)
   any later version.
 
   Eclat 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 Eclat.  If not, see <http://www.gnu.org/licenses/>. */

#include "eclat.h"

static char *attrs[] = {
	"instanceType",
	"kernel",
	"ramdisk",
	"userData",
	"disableApiTermination",
	"instanceInitiatedShutdownBehavior",
	"rootDeviceName",
	"blockDeviceMapping",
	"sourceDestCheck",
	"groupSet",
	"productCodes",
	"ebsOptimized",
	NULL
};

int
eclat_describe_instance_attribute(eclat_command_env_t *env, int argc, char **argv)
{
	int i;
	struct ec2_request *q = env->request;
	char *attrname;
	
	generic_proginfo->args_doc = "INST-ID ATTR";
	available_attrs = attrs;
	generic_proginfo->print_help_hook = list_attrs;
	generic_parse_options(env->cmd,
			     "describe the specified attribute of the instance",
			      argc, argv, &i);
	argv += i;
	argc -= i;

	if (argc != 2)
		die(EX_USAGE, "wrong number of arguments");

	translate_ids(1, argv, MAP_INSTANCE);
	attrname = canonattrname(attrs, argv[1], NULL, NULL);
	if (!attrname)
		die(EX_USAGE, "unrecognized attribute name");

	eclat_request_add_param(q, "InstanceId", argv[0]);
	eclat_request_add_param(q, "Attribute", attrname);
	
	return 0;
}