<%
  r = /^[a-zA-Z0-9]([a-zA-Z0-9\-]{0,62}[a-zA-Z0-9])?$/
  invalid_services = {}
  services.each do |servive_name, tags|
    errors = []
    errors << "Invalid service name #{servive_name}" unless r.match(servive_name)
    tags.each do |tag|
      errors << "Invalid tag #{tag}" unless r.match(tag)
    end
    invalid_services[servive_name] = errors unless errors.empty?
  end
%><%= JSON.pretty_generate({"errors": invalid_services.size, "details": invalid_services}) %>