NAME VM::EC2::REST::reserved_instance

SYNOPSIS

use VM::EC2 ':misc'

METHODS

These methods apply to describing, purchasing and using Reserved Instances.

Implemented: CancelReservedInstancesListing DescribeReservedInstances DescribeReservedInstancesListings DescribeReservedInstancesModifications DescribeReservedInstancesOfferings ModifyReservedInstances PurchaseReservedInstancesOffering CreateReservedInstancesListing

Unimplemented: (none)

@offerings = $ec2->describe_reserved_instances_offerings(@offering_ids)

@offerings = $ec2->describe_reserved_instances_offerings(%args)

This method returns a list of the reserved instance offerings currently available for purchase. The arguments allow you to filter the offerings according to a variety of filters.

All arguments are optional. If no named arguments are used, then the arguments are treated as Reserved Instance Offering IDs.

-reserved_instances_offering_id  A scalar or arrayref of reserved
                                  instance offering IDs

-instance_type                   The instance type on which the
                                  reserved instance can be used,
                                  e.g. "c1.medium"

-availability_zone, -zone        The availability zone in which the
                                  reserved instance can be used.

-product_description             The reserved instance description.
                                  Valid values are "Linux/UNIX",
                                  "Linux/UNIX (Amazon VPC)",
                                  "Windows", and "Windows (Amazon
                                  VPC)"

-instance_tenancy                The tenancy of the reserved instance
                                  offering, either "default" or
                                  "dedicated". (VPC instances only)

-offering_type                  The reserved instance offering type, one of
                                  "Heavy Utilization", "Medium Utilization",
                                  or "Light Utilization".

-filter                          A set of filters to apply.

For available filters, see http://docs.amazonwebservices.com/AWSEC2/latest/APIReference/ApiReference-query-DescribeReservedInstancesOfferings.html.

The returned objects are of type VM::EC2::ReservedInstance::Offering

This can be combined with the Offering purchase() method as shown here:

@offerings = $ec2->describe_reserved_instances_offerings(
         {'availability-zone'   => 'us-east-1a',
          'instance-type'       => 'c1.medium',
          'product-description' =>'Linux/UNIX',
          'duration'            => 31536000,  # this is 1 year
          });
$offerings[0]->purchase(5) and print "Five reserved instances purchased\n";

Purchase one or more reserved instances based on an offering.

Arguments:

-reserved_instances_offering_id, -id -- The reserved instance offering ID
                                        to purchase (required).

-instance_count, -count              -- Number of instances to reserve
                                         under this offer (optional, defaults
                                         to 1).

Returns a Reserved Instances Id on success, undef on failure. Also see the purchase() method of VM::EC2::ReservedInstance::Offering.

@res_instances = $ec2->describe_reserved_instances(@res_instance_ids)

@res_instances = $ec2->describe_reserved_instances(%args)

This method returns a list of the reserved instances that you currently own. The information returned includes the type of instances that the reservation allows you to launch, the availability zone, and the cost per hour to run those reserved instances.

All arguments are optional. If no named arguments are used, then the arguments are treated as Reserved Instance IDs.

-reserved_instances_id -- A scalar or arrayref of reserved
                          instance IDs

-filter                -- A set of filters to apply.

For available filters, see http://docs.amazonwebservices.com/AWSEC2/latest/APIReference/ApiReference-query-DescribeReservedInstances.html.

The returned objects are of type VM::EC2::ReservedInstance

$id = $ec2->modify_reserved_instances(%args)

Modifies the Availability Zone, instance count, instance type, or network platform (EC2-Classic or EC2-VPC) of your Reserved Instances. The Reserved Instances to be modified must be identical, except for Availability Zone, network platform, and instance type.

Required arguments:

-reserved_instances_id         -- The IDs of the Reserved Instances to modify
                                  Can be scalar or arrayref.

-target_configuration          -- The configuration settings for the Reserved
                                  Instances to modify

                                  Must be a hashref or arrayref of hashes with
                                  one or more of the following values:
                                    AvailabilityZone, Platform, InstanceType
                                  The following is also REQUIRED:
                                    InstanceCount

-id                            -- Alias for -reserved_instances_id

Returns the reserved instances modification ID string.

@mods = $ec2->describe_reserved_instances_modifications(@ids)

@mods = $ec2->describe_reserved_instances_modifications(%args)

Describes the modifications made to your Reserved Instances.

All arguments are optional. If no named arguments are used, then the arguments are treated as Reserved Instance Modification IDs.

-reserved_instances_modification_id -- A scalar or arrayref of reserved
                                       instance modification IDs

-filter                             -- A set of filters to apply.

-id                                 -- Alias for -reserved_instances_modification_id

For available filters, see: http://docs.aws.amazon.com/AWSEC2/latest/APIReference/ApiReference-query-DescribeReservedInstancesModifications.html

The returned objects are of type VM::EC2::ReservedInstance::Modification

@list = $ec2->describe_reserved_instances_listings(%args)

Describes the account's Reserved Instance listings in the Reserved Instance Marketplace.

All arguments are optional. If no named arguments are used, then the arguments are treated as Reserved Instance Listing IDs.

-reserved_instances_listing_id      -- A scalar or arrayref of reserved
                                       instance listing IDs

-reserved_instances_id              -- A scalar or arrayref of reserved
                                       instance IDs 

-filter                             -- A set of filters to apply.

For available filters, see: http://docs.aws.amazon.com/AWSEC2/latest/APIReference/ApiReference-query-DescribeReservedInstancesListings.html

The returned objects are of type VM::EC2::ReservedInstance::Listing

$listing = $ec2->cancel_reserved_instances_listing(%args)

Cancels the specified Reserved Instance listing in the Reserved Instance Marketplace.

Required arguments:

-reserved_instances_listing_id    -- The ID of the Reserved Instance listing
                                     to be canceled

Returns an object of type VM::EC2::ReservedInstance::Listing

$listing = $ec2->create_reserved_instances_listing(%args)

Creates a listing for Amazon EC2 Reserved Instances to be sold in the Reserved Instance Marketplace. Only one Reserved Instance listing may be created at a time.

Required arguments:

-reserved_instances_id   -- The ID of the active Reserved Instance

-instance_count          -- The number of instances to be listed in the
                            Reserved Instance Marketplace. This number
                            should be less than or equal to the instance count
                            associated with the Reserved Instance ID specified

-price_schedules         -- hashref containing term/price pairs for months
                            the Reserved Instance has remaining in its term

                            For example, with a RI with 11 months to go:

                            { 11 => 2.5,
                               8 => 2.0,
                               5 => 1.5,
                               3 => 0.7,
                               1 => 0.1 }

                            For months 11,10,9 the price is $2.50, 8,7,6 is
                            $2.00, 5,4 is $1.50, 3,2 is $0.70 and the last
                            month is $0.10.

                            For more details, see the API docs at:
http://docs.aws.amazon.com/AWSEC2/latest/APIReference/ApiReference-query-CreateReservedInstancesListing.html
                            

-client_token            -- Unique, case-sensitive identifier to ensure
                            idempotency of listings

Returns an object of type VM::EC2::ReservedInstance::Listing

SEE ALSO

VM::EC2

AUTHOR

Lincoln Stein <lincoln.stein@gmail.com>.

Lance Kinley <lkinley@loyaltymethods.com>.

Copyright (c) 2011 Ontario Institute for Cancer Research

Copyright (c) 2014 Loyalty Methods, Inc.

This package and its accompanying libraries is free software; you can redistribute it and/or modify it under the terms of the GPL (either version 1, or at your option, any later version) or the Artistic License 2.0. Refer to LICENSE for the full license text. In addition, please see DISCLAIMER.txt for disclaimers of warranty.

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