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93 lines
2.8 KiB
Ruby
93 lines
2.8 KiB
Ruby
#!/usr/bin/env ruby
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# This example demonstrates working with server and volumes on the Rackpace Open Cloud
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require 'rubygems' #required for Ruby 1.8.x
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require 'fog'
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def get_user_input(prompt)
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print "#{prompt}: "
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gets.chomp
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end
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def select_server(servers)
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abort "\nThere are not any servers in the Chicago region. Try running create_server.rb\n\n" if servers.empty?
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puts "\nSelect Server For Volume Detachment:\n\n"
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servers.each_with_index do |server, i|
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puts "\t #{i}. #{server.name} [#{server.public_ip_address}]"
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end
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delete_str = get_user_input "\nEnter Server Number"
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servers[delete_str.to_i]
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end
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def select_attachment(attachments)
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abort "\nThis server does not contain any volumes in the Chicago region. Try running server_attachments.rb\n\n" if attachments.empty?
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puts "\nSelect Volume To Detach:\n\n"
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attachments.each_with_index do |attachment, i|
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puts "\t #{i}. #{attachment.device}"
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end
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delete_str = get_user_input "\nEnter Volume Number"
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attachments[delete_str.to_i]
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end
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# Use username defined in ~/.fog file, if absent prompt for username.
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# For more details on ~/.fog refer to http://fog.io/about/getting_started.html
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def rackspace_username
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Fog.credentials[:rackspace_username] || get_user_input("Enter Rackspace Username")
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end
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# Use api key defined in ~/.fog file, if absent prompt for api key
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# For more details on ~/.fog refer to http://fog.io/about/getting_started.html
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def rackspace_api_key
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Fog.credentials[:rackspace_api_key] || get_user_input("Enter Rackspace API key")
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end
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#create Next Generation Cloud Server service
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compute_service = Fog::Compute.new({
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:provider => 'rackspace',
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:rackspace_username => rackspace_username,
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:rackspace_api_key => rackspace_api_key,
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:version => :v2, # Use Next Gen Cloud Servers
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:rackspace_region => :ord #Use Chicago Region
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})
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cbs_service = Fog::Rackspace::BlockStorage.new({
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:rackspace_username => rackspace_username,
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:rackspace_api_key => rackspace_api_key,
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:rackspace_region => :ord #Use Chicago Region
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})
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# retrieve list of servers
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servers = compute_service.servers
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# prompt user for server
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server = select_server(servers)
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# get attached volumes --also know as attachments
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attachments = server.attachments
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# prompt user for volume to detach
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attachment = select_attachment(attachments)
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volume = cbs_service.volumes.get attachment.volume_id
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puts "Detaching Volume #{volume.display_name} From Server #{server.name}"
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attachment.detach
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puts "\n"
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delete_confirm = get_user_input "Would You Like To Destroy Volume #{volume.display_name} (y/n)"
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if delete_confirm.downcase == 'y'
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# wait for server to finish detaching before attempting to delete
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volume.wait_for(600) do
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print "."
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STDOUT.flush
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ready? && attachments.empty?
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end
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volume.destroy
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puts "\n\nThe Volume Has been Destroyed"
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end
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