Class: KnifeCloudstack::CsServerDelete

Inherits:
Chef::Knife
  • Object
show all
Defined in:
lib/chef/knife/cs_server_delete.rb

Instance Method Summary collapse

Instance Method Details

#connection ⇒ Object 



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# File 'lib/chef/knife/cs_server_delete.rb', line 134

def connection
  unless @connection
    @connection = CloudstackClient::Connection.new(
        locate_config_value(:cloudstack_url),
        locate_config_value(:cloudstack_api_key),
        locate_config_value(:cloudstack_secret_key)
    )
  end
  @connection
end

#delete_client(name) ⇒ Object 



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# File 'lib/chef/knife/cs_server_delete.rb', line 112

def delete_client(name)
  begin
    client = Chef::ApiClient.load(name)
  rescue Net::HTTPServerException
    return
  end

  client.destroy
  ui.msg "Deleted client #{name}"
end

#delete_node(name) ⇒ Object 



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# File 'lib/chef/knife/cs_server_delete.rb', line 123

def delete_node(name)
  begin
    node = Chef::Node.load(name)
  rescue Net::HTTPServerException
    return
  end

  node.destroy
  ui.msg "Deleted node #{name}"
end

#disassociate_virtual_ip_address(server) ⇒ Object 



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# File 'lib/chef/knife/cs_server_delete.rb', line 91

def disassociate_virtual_ip_address(server)
  nic = server['nic'].first || {}
  return unless nic['type'] == 'Virtual'

  # get the ssh rule for this server
  ssh_rule = connection.get_ssh_port_forwarding_rule(server)
  return unless ssh_rule

  # get all rules for the same ip address
  rules = connection.list_port_forwarding_rules(ssh_rule['ipaddressid'])
  return unless rules

  # ensure ip address has rules only for this server
  rules.each { |r|
    return if r['virtualmachineid'] != server['id']
  }

  # dissassociate the ip address if all tests passed
  connection.disassociate_ip_address(ssh_rule['ipaddressid'])
end

#locate_config_value(key) ⇒ Object 



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# File 'lib/chef/knife/cs_server_delete.rb', line 151

def locate_config_value(key)
  key = key.to_sym
  Chef::Config[:knife][key] || config[key]
end

#msg(label, value) ⇒ Object 



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# File 'lib/chef/knife/cs_server_delete.rb', line 145

def msg(label, value)
  if value && !value.empty?
    puts "#{ui.color(label, :cyan)}: #{value}"
  end
end

#run ⇒ Object 



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# File 'lib/chef/knife/cs_server_delete.rb', line 49

def run

  @name_args.each do |hostname|
    server = connection.get_server(hostname)

    if !server then
      ui.error("Server '#{hostname}' not found")
      next
    end

    if server['state'] == 'Destroyed' then
      ui.warn("Server '#{hostname}' already destroyed")
      next
    end

    puts "\n"
    msg("Name", server['name'])
    msg("Public IP", connection.get_server_public_ip(server) || '?')
    msg("Service", server['serviceofferingname'])
    msg("Template", server['templatename'])
    msg("Domain", server['domain'])
    msg("Zone", server['zonename'])
    msg("State", server['state'])

    puts "\n"
    ui.confirm("Do you really want to delete this server")

    print "#{ui.color("Waiting for deletion", :magenta)}"
    disassociate_virtual_ip_address server
    connection.delete_server hostname
    puts "\n"
    ui.msg("Deleted server #{hostname}")

    # delete chef client and node
    node_name = connection.get_server_fqdn server
    ui.confirm("Do you want to delete the chef node and client '#{node_name}")
    delete_node node_name
    delete_client node_name
  end

end