require 'jenkins_api_client'
SERVER_IP = 'jenkins.dev.example.com'
$build = JenkinsApi::Client.new(:server_ip => "#{SERVER_IP}",:username => 'admin', :password => 'admin')
$opts = {'build_start_timeout' => 60, 'cancel_on_build_start_timeout' => true}
$build.job.build("test-project",{:parameter1=>"value-1",\
  :parameter2=>"value-2",\
  :parameter3=>"value-3",\
  :parameter4=>"value-4"} || {}, $opts)