### Home Classes Methods

### In Files

- lib/selenium/webdriver/chrome/service.rb

### Parent

Object

### Methods

- ::default_service
- ::executable_path
- ::executable_path=
- ::new
- #start
- #stop

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No matching classes.

# Selenium::WebDriver::Chrome::Service

@api private

### Constants

DEFAULT_PORT
MISSING_TEXT
START_TIMEOUT
STOP_TIMEOUT

### Attributes

uri[R]

### Public Class Methods

default_service(*extra_args) click to toggle source

    # File lib/selenium/webdriver/chrome/service.rb, line 32
    def self.default_service(*extra_args)
      new executable_path, PortProber.above(DEFAULT_PORT), *extra_args
    end

executable_path() click to toggle source

    # File lib/selenium/webdriver/chrome/service.rb, line 17
    def self.executable_path
      @executable_path ||= (
        path = Platform.find_binary "chromedriver"
        path or raise Error::WebDriverError, MISSING_TEXT
        Platform.assert_executable path

        path
      )
    end

executable_path=(path) click to toggle source

    # File lib/selenium/webdriver/chrome/service.rb, line 27
    def self.executable_path=(path)
      Platform.assert_executable path
      @executable_path = path
    end

new(executable_path, port, *extra_args) click to toggle source

    # File lib/selenium/webdriver/chrome/service.rb, line 36
    def initialize(executable_path, port, *extra_args)
      @uri           = URI.parse "http://#{Platform.localhost}:#{port}"
      server_command = [executable_path, "--port=#{port}", *extra_args]

      @process       = ChildProcess.build(*server_command)
      @socket_poller = SocketPoller.new Platform.localhost, port, START_TIMEOUT

      @process.io.inherit! if $DEBUG == true
    end

### Public Instance Methods

start() click to toggle source

    # File lib/selenium/webdriver/chrome/service.rb, line 46
    def start
      @process.start

      unless @socket_poller.connected?
        raise Error::WebDriverError, "unable to connect to chromedriver #{@uri}"
      end

      Platform.exit_hook { stop } # make sure we don't leave the server running
    end

stop() click to toggle source

    # File lib/selenium/webdriver/chrome/service.rb, line 56
    def stop
      return if @process.nil? || @process.exited?

      Net::HTTP.start(uri.host, uri.port) do |http|
        http.open_timeout = STOP_TIMEOUT / 2
        http.read_timeout = STOP_TIMEOUT / 2

        http.head("/shutdown")
      end

      @process.poll_for_exit STOP_TIMEOUT
    rescue ChildProcess::TimeoutError
      # ok, force quit
      @process.stop STOP_TIMEOUT
    end

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