Class: AvstCloud::RackspaceConnection

Inherits:
CloudConnection show all
Defined in:
lib/avst-cloud/rackspace_connection.rb

Constant Summary

Constants inherited from CloudConnection

CloudConnection::UNIMPLEMENTED

Instance Attribute Summary collapse

Attributes inherited from CloudConnection

#connection, #provider, #provider_pass, #provider_user

Instance Method Summary collapse

Methods included from Logging

included, logger, #logger, logger=, mask_message, show_passwords=

Constructor Details

#initialize(provider_access_user, provider_access_pass, region = :lon) ⇒ RackspaceConnection

Returns a new instance of RackspaceConnection.



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# File 'lib/avst-cloud/rackspace_connection.rb', line 23

def initialize(provider_access_user, provider_access_pass, region=:lon)
    super('rackspace',provider_access_user, provider_access_pass)
    @region = region
end

Instance Attribute Details

#region ⇒ Object

Returns the value of attribute region.



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# File 'lib/avst-cloud/rackspace_connection.rb', line 21

def region
  @region
end

Instance Method Details

#create_server(server_name, image_id, flavor_id = '4', additional_hdds = {}) ⇒ Object 



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# File 'lib/avst-cloud/rackspace_connection.rb', line 36

def create_server(server_name, image_id, flavor_id='4', additional_hdds={})
    server_number, os="ubuntu14"
    
    logger.debug "Creating Rackspace server:"
    logger.debug "server_name      - #{server_name}"
    logger.debug "flavor_id        - #{flavor_id}"
    logger.debug "image_id         - #{image_id}"

    unless server_name and image_id
        raise "Please provide server_name, image_id and flavor_id"
    end

    # Check existing server
    existing_server = find_fog_server(server_name, false)
    if existing_server && existing_server.state != 'SHUTOFF'
        logger.debug "Server found in state: #{existing_server.state}"
        raise "Server with the same name found!"
    elsif existing_server && existing_server.state == 'SHUTOFF'
        logger.debug "Server found and is stopped, restarting it."
        existing_server.reboot 'HARD'
        result_server = AvstCloud::RackspaceServer.new(existing_server, server_name, nil, nil , nil)
        result_server.wait_for_state() {|serv| serv.ready?}
        logger.debug "[DONE]\n\n"
        logger.debug "The server was successfully re-started.\n\n"
    else
        # create server
        server = connect.servers.create :name => server_name,
                                        :flavor_id => flavor_id,
                                        :image_id => image_id
        begin
            result_server = AvstCloud::RackspaceServer.new(server, server_name, nil, nil , nil)
            # Check every 5 seconds to see if server is in the active state (ready?).
            # If the server has not been built in 5 minutes (600 seconds) an exception will be raised.
            result_server.wait_for_state() {|serv| serv.ready?}
            logger.debug "[DONE]\n\n"

            logger.debug "The server has been successfully created, to login onto the server:\n\n"
            logger.debug "\t ssh #{server.username}@#{server.public_ip_address}\n\n"
            if additional_hdds and additional_hdds.is_a?(Hash)
                additional_hdds.each do |disk_name, disk|
                    if disk['device_name'] && disk['ebs_size']
                        volume_type = disk['volume_type'] || 'SSD'
                        volume = storageService.volumes.create(:size => disk['ebs_size'], :display_name => disk_name, :volume_type => volume_type)
                        if volume && volume.id
                            wait_for_hdd(volume.id, 'available')
                            server.attach_volume volume.id, disk['device_name'] 
                        else
                            logger.error "Failed to create volume, #{disk_name}"
                        end
                    else
                        logger.warn "Failed to create additional hdd, required params device_name (e.g. /dev/sda1) or ebs_size missing: #{disk}"
                    end 
                end 
            end
        rescue Fog::Errors::TimeoutError
            logger.debug "[TIMEOUT]\n\n"
            logger.debug "This server is currently #{server.progress}% into the build process and is taking longer to complete than expected."
            logger.debug "You can continute to monitor the build process through the web console at https://mycloud.rackspace.com/\n\n"
            raise "Timeout while creating Rackspace server #{server_name}"
        end
        logger.debug "The #{server.username} password is #{Logging.mask_message(server.password)}\n\n"
    end
    result_server.access_user = server.username
    result_server.access_password = server.password
    result_server.ip_address =  server.public_ip_address
    result_server
end

#find_fog_server(server_name, should_fail = true) ⇒ Object 



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# File 'lib/avst-cloud/rackspace_connection.rb', line 132

def find_fog_server(server_name, should_fail=true)
    serv = connect.servers.find{|serv| serv.name == server_name}
    unless serv
        if should_fail
            logger.debug "Server not found for name: #{server_name}"
            raise "Server not found for name: #{server_name}"
        end
    end
    serv
end

#list_flavours ⇒ Object 



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# File 'lib/avst-cloud/rackspace_connection.rb', line 115

def list_flavours
    connect.flavors.each do |fl|
        logger.debug fl.inspect
    end
end

#list_images ⇒ Object 



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# File 'lib/avst-cloud/rackspace_connection.rb', line 121

def list_images
    connect.images.each do |im|
        logger.debug im.inspect
    end
end

#list_known_servers ⇒ Object

Returns list of servers from fog



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# File 'lib/avst-cloud/rackspace_connection.rb', line 128

def list_known_servers
    connect.servers.all
end

#server(server_name, root_user, root_password, os = nil) ⇒ Object 



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# File 'lib/avst-cloud/rackspace_connection.rb', line 28

def server(server_name, root_user, root_password, os=nil)
    server = find_fog_server(server_name)
    if !root_user
        root_user = "root"
    end
    AvstCloud::RackspaceServer.new(server, server_name, server.public_ip_address, root_user, root_password)
end

#server_status(server_name) ⇒ Object 



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# File 'lib/avst-cloud/rackspace_connection.rb', line 104

def server_status(server_name)
    server = find_fog_server(server_name, false)
    if server
        logger.debug "Server with name '#{server_name}' exists and has state: #{server.state}"
        server.state
    else
        logger.debug "Server not found for name: #{server_name}"
        'not_created'
    end
end