ssl errors

gistfile1.rb

#!/usr/bin/env ruby

require 'net/https'

request_path = '/'
user_agent = 'KB'
@uri = URI.parse('https://localhost:8140')
http_proxy_host = nil
http_proxy_port = nil

request = Net::HTTP::Get.new(request_path, { "User-Agent" => user_agent })

proxy_class = Net::HTTP::Proxy(http_proxy_host, http_proxy_port)
proxy = proxy_class.new(@uri.host, @uri.port)

if @uri.scheme == 'https'
  cert_store = OpenSSL::X509::Store.new
  cert_store.set_default_paths

  proxy.use_ssl = true
  proxy.verify_mode = OpenSSL::SSL::VERIFY_PEER
  proxy.cert_store = cert_store
end

proxy.verify_callback = proc do |preverify_ok, ssl_context|
  if ssl_context.error_string and not preverify_ok
    puts "#{ssl_context.error_string} for #{ssl_context.current_cert.subject}"
  end
end

begin
  request = proxy.start do |http|
    http.request(request)
  end
rescue => e
  raise e
end

puts request.body

# ./ssltest.rb  
self signed certificate in certificate chain for /CN=Puppet CA: kb.local
/Users/ken/.rvm/rubies/ruby-1.8.7-p358/lib/ruby/1.8/net/http.rb:586:in `connect': SSL_connect returned=1 errno=0 state=SSLv3 read server certificate B: certificate verify failed (OpenSSL::SSL::SSLError)
    from /Users/ken/.rvm/rubies/ruby-1.8.7-p358/lib/ruby/1.8/net/http.rb:586:in `connect'
    from /Users/ken/.rvm/rubies/ruby-1.8.7-p358/lib/ruby/1.8/net/http.rb:553:in `do_start'
    from /Users/ken/.rvm/rubies/ruby-1.8.7-p358/lib/ruby/1.8/net/http.rb:542:in `start'
    from ./ssltest.rb:32