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#!/usr/bin/env ruby
# Amazon Web Services EC2 Query API Ruby library
#
# Ruby Gem Name:: amazon-ec2
# Author:: Glenn Rempe (mailto:glenn@rempe.us)
# Copyright:: Copyright (c) 2007-2008 Glenn Rempe
# License:: Distributes under the same terms as Ruby
# Home:: http://github.com/grempe/amazon-ec2/tree/master
#++
require File.dirname(__FILE__) + '/../lib/AWS'
require 'pp'
# pull these from the local shell environment variables set in ~/.bash_login
# or using appropriate methods specific to your login shell.
#
# e.g. in ~/.bash_login
#
# # For amazon-ec2 and amazon s3 ruby gems
# export AMAZON_ACCESS_KEY_ID="FOO"
# export AMAZON_SECRET_ACCESS_KEY="BAR"
ACCESS_KEY_ID = ENV['AMAZON_ACCESS_KEY_ID']
SECRET_ACCESS_KEY = ENV['AMAZON_SECRET_ACCESS_KEY']
if ACCESS_KEY_ID.nil? || ACCESS_KEY_ID.empty?
puts "Error : You must add the shell environment variables AMAZON_ACCESS_KEY_ID and AMAZON_SECRET_ACCESS_KEY before calling #{$0}!"
exit
end
# us-east-1.ec2.amazonaws.com == ec2.amazonaws.com
# eu-west-1.ec2.amazonaws.com for the european region
# test different servers by running something like:
# export EC2_URL='https://ec2.amazonaws.com';./bin/ec2-gem-example.rb
if ENV['EC2_URL']
ec2 = AWS::EC2::Base.new( :access_key_id => ACCESS_KEY_ID, :secret_access_key => SECRET_ACCESS_KEY, :server => URI.parse(ENV['EC2_URL']).host )
else
# default server is US ec2.amazonaws.com
ec2 = AWS::EC2::Base.new( :access_key_id => ACCESS_KEY_ID, :secret_access_key => SECRET_ACCESS_KEY )
end
puts "----- ec2.methods.sort -----"
p ec2.methods.sort
puts "----- listing images owned by 'amazon' -----"
ec2.describe_images(:owner_id => "amazon").imagesSet.item.each do |image|
image.keys.each do |key|
puts "#{key} => #{image[key]}"
end
end
puts "----- listing all running instances -----"
pp ec2.describe_instances()
puts "----- creating a security group -----"
pp ec2.create_security_group(:group_name => "ec2-example-rb-test-group", :group_description => "ec-example.rb test group description.")
puts "----- listing security groups -----"
pp ec2.describe_security_groups()
puts "----- deleting a security group -----"
pp ec2.delete_security_group(:group_name => "ec2-example-rb-test-group")
puts "----- listing my keypairs (verbose mode) -----"
pp ec2.describe_keypairs()
# ELB examples
# Autoscaling examples
if ENV['ELB_URL']
elb = AWS::ELB::Base.new( :access_key_id => ACCESS_KEY_ID, :secret_access_key => SECRET_ACCESS_KEY, :server => URI.parse(ENV['ELB_URL']).host )
else
elb = AWS::ELB::Base.new( :access_key_id => ACCESS_KEY_ID, :secret_access_key => SECRET_ACCESS_KEY)
end
puts "----- creating an elastic load balancer -----"
pp elb.create_load_balancer(
:availability_zones => ["us-east-1a"],
:load_balancer_name => "elb-test-load-balancer",
:listeners => [{:protocol => "tcp", :load_balancer_port => "80", :instance_port => "8080"}]
)
puts "----- listing elastic load balancers -----"
pp elb.describe_load_balancers(:load_balancer_names => ["elb-test-load-balancer"])
puts "----- deleting load balancer -----"
pp elb.delete_load_balancer(:load_balancer_name => "elb-test-load-balancer")
# Autoscaling examples
if ENV['AS_URL']
as = AWS::Autoscaling::Base.new( :access_key_id => ACCESS_KEY_ID, :secret_access_key => SECRET_ACCESS_KEY, :server => URI.parse(ENV['AS_URL']).host )
else
as = AWS::Autoscaling::Base.new( :access_key_id => ACCESS_KEY_ID, :secret_access_key => SECRET_ACCESS_KEY)
end
puts "---- creating a launch configuration group -----"
pp as.create_launch_configuration(
:image_id => "ami-ed46a784",
:instance_type => "m1.small",
:availability_zones => ["us-east-1a"],
:launch_configuration_name => "ec2-example-test-launch-configuration"
)
puts "---- creating an autoscaling group -----"
pp as.create_autoscaling_group( :autoscaling_group_name => "ec2-example-test-autoscaling-group",
:availability_zones => ["us-east-1a"],
:min_size => 0,
:max_size => 0,
:launch_configuration_name => "ec2-example-test-launch-configuration"
)
puts "---- listing autoscaling groups -----"
pp as.describe_autoscaling_groups(:autoscaling_group_names => [])
puts "---- creating a new autoscaling trigger ----"
pp as.create_or_updated_scaling_trigger(
:autoscaling_group_name => "ec2-example-test-autoscaling-group",
:measure_name => "CPUUtilization",
:statistic => "Average",
:period => 300,
:trigger_name => "test-auto-scaling-trigger-name",
:lower_threshold => 0.2,
:lower_breach_scale_increment => 0,
:upper_threshold => 1.5,
:upper_breach_scale_increment => 0,
:breach_duration => 1200,
:dimensions => ["AutoScalingGroupName", "ec2-example-test-autoscaling-group"]
)
puts "---- deleting scaling trigger -----"
pp as.delete_trigger(:trigger_name => "test-auto-scaling-trigger-name", :autoscaling_group_name => "ec2-example-test-autoscaling-group")
puts "---- deleting autoscaling group -----"
pp as.delete_autoscaling_group(:autoscaling_group_name => "ec2-example-test-autoscaling-group")
puts "---- deleting launch configuration group -----"
pp as.delete_launch_configuration(:launch_configuration_name => "ec2-example-test-launch-configuration")
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