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Contents
#!/usr/bin/env ruby
# This example demonstrates adding a poicy to an auto scaling group with the Rackpace Open Cloud
require 'fog'
def get_user_input(prompt)
print "#{prompt}: "
gets.chomp
end
def get_user_input_as_int(prompt)
str = get_user_input(prompt)
str.to_i
end
# Use username defined in ~/.fog file, if absent prompt for username.
# For more details on ~/.fog refer to http://fog.io/about/getting_started.html
def rackspace_username
Fog.credentials[:rackspace_username] || get_user_input("Enter Rackspace Username")
end
# Use api key defined in ~/.fog file, if absent prompt for api key
# For more details on ~/.fog refer to http://fog.io/about/getting_started.html
def rackspace_api_key
Fog.credentials[:rackspace_api_key] || get_user_input("Enter Rackspace API key")
end
def select_group(groups)
abort "\nThere are not any scaling groups in the Chicago region. Try running create_scaling_group.rb\n\n" if groups.empty?
puts "\nSelect Group For New Policy:\n\n"
groups.each_with_index do |group, i|
config = group.group_config
puts "\t #{i}. #{config.name}"
end
select_str = get_user_input "\nEnter Group Number"
groups[select_str.to_i]
end
# create auto scaling service
auto_scale_service = Fog::Rackspace::AutoScale.new({
:rackspace_username => rackspace_username,
:rackspace_api_key => rackspace_api_key,
:rackspace_region => :ord # Use Chicago Region
})
# retrieve list of scaling groups
groups = auto_scale_service.groups
# prompt group
group = select_group(groups)
# prompt for policy name
policy_name = get_user_input "Enter name for policy"
# prompt for cool down period for policy
cooldown = get_user_input_as_int "Enter cool down period in seconds"
# prompt for change increment
change = get_user_input_as_int "Enter change increment"
group.policies.create :name => policy_name, :cooldown => cooldown, :type => 'webhook', :change => change
puts "\nPolicy #{policy_name} was successfully added to group"
Version data entries
37 entries across 37 versions & 2 rubygems