Class: Watobo::HTTPSocket::ClientSocket

Inherits:
Object
  • Object
show all
Defined in:
lib/watobo/http_socket/client_socket.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(socket, req = nil) ⇒ ClientSocket

Returns a new instance of ClientSocket.



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# File 'lib/watobo/http_socket/client_socket.rb', line 103

def initialize(socket, req=nil)
  @socket = socket
  @port = nil
  @address = nil
  @host = nil
  @site = nil
  @ssl = false
  @initial_request = req
 
# TODO: Fake Certs Should be global accessable

end

Instance Attribute Details

#address ⇒ Object

Returns the value of attribute address.



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# File 'lib/watobo/http_socket/client_socket.rb', line 27

def address
  @address
end

#host ⇒ Object

Returns the value of attribute host.



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# File 'lib/watobo/http_socket/client_socket.rb', line 28

def host
  @host
end

#port ⇒ Object

Returns the value of attribute port.



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# File 'lib/watobo/http_socket/client_socket.rb', line 26

def port
  @port
end

#site ⇒ Object

Returns the value of attribute site.



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# File 'lib/watobo/http_socket/client_socket.rb', line 29

def site
  @site
end

#ssl ⇒ Object

Returns the value of attribute ssl.



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# File 'lib/watobo/http_socket/client_socket.rb', line 30

def ssl
  @ssl
end

Class Method Details

.connect(socket) ⇒ Object 



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# File 'lib/watobo/http_socket/client_socket.rb', line 116

def self.connect(socket)
  request = []
  @fake_certs ||= {}
  @dh_key ||= Watobo::CA.dh_key

  ra = socket.remote_address
  cport = ra.ip_port
  caddr = ra.ip_address

  session = socket
  
  if Watobo::Interceptor::Proxy.transparent?

  ci = Watobo::Interceptor::Transparent.info({ 'host' => caddr, 'port' => cport } )
  unless ci['target'].empty? or ci['cn'].empty?
    puts "SSL-REQUEST FROM #{caddr}:#{cport}"

    ctx = Watobo::CertStore.acquire_ssl_ctx ci['target'], ci['cn']

    begin
      ssl_socket = OpenSSL::SSL::SSLSocket.new(socket, ctx)
      ssl_socket.setsockopt( Socket::SOL_SOCKET, Socket::SO_KEEPALIVE, 1)
      # ssl_socket.sync_close = true
      ssl_socket.sync = true
      # puts ssl_socket.methods.sort
      session = ssl_socket.accept
    rescue OpenSSL::SSL::SSLError => e
      puts ">> SSLError"
      puts e
      return nil, session
    rescue => bang
      puts bang
      puts bang.backtrace
      return nil, session
    end
  else
    puts ci['host']
    puts ci['cn']
  end
end
  
 # puts "#{self} reading header"
  Watobo::HTTPSocket.read_header(session) do |line|         
    request << line
  end
  
  if Watobo::Interceptor::Proxy.transparent?
  #puts "> get hostname ..."
  thn = nil
  request.each do |l|
    if l =~ /^Host: (.*)/
    thn = $1.strip
    #   puts ">> #{thn}"
    end
  end
  # puts session.class
  # puts "* fix request line ..."
  # puts request.first
  # puts ">>"
  if session.is_a? OpenSSL::SSL::SSLSocket
    request.first.gsub!(/(^[^[:space:]]{1,}) (.*) (HTTP.*)/i,"\\1 https://#{thn}\\2 \\3") unless request.first =~ /^[^[:space:]]{1,} http/
  else
    request.first.gsub!(/(^[^[:space:]]{1,}) (.*) (HTTP.*)/i,"\\1 http://#{thn}\\2 \\3") unless request.first =~ /^[^[:space:]]{1,} http/
  end
#puts request.first
end

  if request.first =~ /^CONNECT (.*):(\d{1,5}) HTTP\/1\./ then
    target = $1
    tport = $2
    # puts request.first
    #print "\n* CONNECT: #{method} #{target} on port #{tport}\n"
    site = "#{target}:#{tport}"
    #puts "CONNECT #{site}"

    socket.print "HTTP/1.0 200 Connection established\r\n" +
    "Proxy-connection: Keep-alive\r\n" +
    "Proxy-agent: WATOBO-Proxy/1.1\r\n" +
    "\r\n"
    bscount = 0 # bad handshake counter
    #  puts "* wait for ssl handshake ..."
    begin
     # site = "#{target}:#{tport}"
      unless @fake_certs.has_key? site
        puts "CREATE NEW CERTIFICATE FOR >> #{site} <<"
        cn = Watobo::HTTPSocket.get_ssl_cert_cn(target, tport)
        puts "CN=#{cn}"

        cert = {
          :hostname => cn,
          :type => 'server',
          :user => 'watobo',
          :email => 'root@localhost',
        }

        cert_file, key_file = Watobo::CA.create_cert cert
        @fake_certs[site] = {
          :cert => OpenSSL::X509::Certificate.new(File.read(cert_file)),
          :key => OpenSSL::PKey::RSA.new(File.read(key_file))
        }
      end
      ctx = OpenSSL::SSL::SSLContext.new()

      #ctx.cert = @cert
      ctx.cert = @fake_certs[site][:cert]
      #  @ctx.key = OpenSSL::PKey::DSA.new(File.read(key_file))
      #ctx.key = @key
      ctx.key = @fake_certs[site][:key]
      ctx.tmp_dh_callback = proc { |*args|
        @dh_key
      }

      ctx.verify_mode = OpenSSL::SSL::VERIFY_NONE
      ctx.timeout = 10

      ssl_socket = OpenSSL::SSL::SSLSocket.new(socket, ctx)
      ssl_socket.setsockopt( Socket::SOL_SOCKET, Socket::SO_KEEPALIVE, 1)
      #  ssl_socket.sync_close = true
      ssl_socket.sync = true
      # puts ssl_socket.methods.sort

      ssl_session = ssl_socket.accept
    rescue => bang
      puts bang
      puts bang.backtrace if $DEBUG

      return nil

    end
    session = ssl_session
    request = nil
  else
     puts "* create request object"
     request = Watobo::Request.new(request)
     site = request.site
     #puts request
  end
  
  begin

  unless request.nil?
    clen = request.content_length
    if  clen > 0 then
      body = ""
      Watobo::HTTPSocket.read_body(session) do |data|
        body += data
        break if body.length == clen
      end
    request << body unless body.empty?
    end
    connection = ClientSocket.new(session, request)
  else
    connection = ClientSocket.new(session)
  end

  connection.ssl = true if session.class.to_s =~ /ssl/i

 # ra = session.remote_address
 # connection.port = ra.ip_port
 # connection.address = ra.ip_address
 # connection.site = site
 
  connection.port = cport
  connection.address = caddr
  connection.site = site
  rescue => bang
    puts bang
    puts bang.backtrace
  end
  connection
end

Instance Method Details

#close ⇒ Object 



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# File 'lib/watobo/http_socket/client_socket.rb', line 37

def close
  begin
  #if socket.class.to_s =~ /SSLSocket/
    if @socket.respond_to? :sysclose
    #socket.io.shutdown(2)
    @socket.sysclose
    elsif @socket.respond_to? :shutdown
    @socket.shutdown(2)
    elsif @socket.respond_to? :close
    @socket.close
    end
    return true
  rescue => bang
    puts bang
    puts bang.backtrace if $DEBUG
  end
  false
end

#read_header ⇒ Object 



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# File 'lib/watobo/http_socket/client_socket.rb', line 56

def read_header
  request = []
  Watobo::HTTPSocket.read_header(@socket) do |line|
    request << line
  end
  
  return nil if request.empty?
  unless request.first =~ /(^[^[:space:]]{1,}) http/
    request.first.gsub!(/(^[^[:space:]]{1,})( )(\/.*)/, "\\1 https://#{@site}\\3")
  end

  Watobo::Request.new(request)
end

#request ⇒ Object 



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# File 'lib/watobo/http_socket/client_socket.rb', line 74

def request
  begin
  unless @initial_request.nil?
    request = @initial_request.copy
    puts request
    @initial_request = nil
  return request
  end

  request = read_header
  puts request
  return nil if request.nil?

  clen = request.content_length
  if  clen > 0 then
    body = ""
    Watobo::HTTPSocket.read_body(@socket) do |data|
      body += data
      break if body.length == clen
    end
  request << body
  end
  rescue => bang
    puts bang
  end

  request
end

#ssl? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/watobo/http_socket/client_socket.rb', line 70

def ssl?
  @ssl == true
end

#write(data) ⇒ Object 



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# File 'lib/watobo/http_socket/client_socket.rb', line 33

def write(data)
  @socket.write data
end