NAME VM::EC2::REST::reserved_instance

SYNOPSIS

use VM::EC2 ':misc'

METHODS

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

Implemented: DescribeReservedInstances DescribeReservedInstancesOfferings PurchaseReservedInstancesOffering

Unimplemented: CancelReservedInstancesListing CreateReservedInstancesListing DescribeReservedInstancesListings DescribeReservedInstancesModifications ModifyReservedInstances

@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

SEE ALSO

VM::EC2

AUTHOR

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

Copyright (c) 2011 Ontario Institute for Cancer Research

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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perl -MCPAN -e shell
install RetryTimer