require "savon"

# create a client for your SOAP service
client = Savon::Client.new("http://service.example.com?wsdl")

client.wsdl.soap_actions
# => [:create_user, :get_user, :get_all_users]

# execute a SOAP request to call the "getUser" action
response = client.request(:get_user) do
  soap.body = { :id => 1 }
end

response.body
# => { :get_user_response => { :first_name => "The", :last_name => "Hoff" } }