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Contents
#!/usr/bin/env ruby
# This example demonstrates deleting an auto scaling group with the Rackpace Open Cloud
require 'fog'
def get_user_input(prompt)
print "#{prompt}: "
gets.chomp
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 groups to delete in the Chicago region. Try running create_scaling_group.rb\n\n" if groups.empty?
puts "\nSelect Group To Delete:\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 for group to delete
group = select_group(groups)
# min_entities and max_entities must be 0 before deleting group
config = group.group_config
config.min_entities = 0
config.max_entities = 0
config.save
# delete group
group.destroy
puts "\nScaling Group '#{config.name}' has been destroyed\n\n"
Version data entries
39 entries across 39 versions & 2 rubygems