Class: WindowsDaemon

Inherits:
Puppet::Util::Windows::Daemon show all
Defined in:
ext/windows/service/daemon.rb

Constant Summary collapse

CREATE_NEW_CONSOLE =
0x00000010
LOG_FILE =
File.expand_path(File.join(ENV['ALLUSERSPROFILE'], 'PuppetLabs', 'puppet', 'var', 'log', 'windows.log'))
LEVELS =
[:debug, :info, :notice, :warning, :err, :alert, :emerg, :crit]

Constants inherited from Puppet::Util::Windows::Daemon

Puppet::Util::Windows::Daemon::CONTINUE_PENDING, Puppet::Util::Windows::Daemon::CONTROL_CONTINUE, Puppet::Util::Windows::Daemon::CONTROL_INTERROGATE, Puppet::Util::Windows::Daemon::CONTROL_NETBINDADD, Puppet::Util::Windows::Daemon::CONTROL_NETBINDDISABLE, Puppet::Util::Windows::Daemon::CONTROL_NETBINDENABLE, Puppet::Util::Windows::Daemon::CONTROL_NETBINDREMOVE, Puppet::Util::Windows::Daemon::CONTROL_PARAMCHANGE, Puppet::Util::Windows::Daemon::CONTROL_PAUSE, Puppet::Util::Windows::Daemon::CONTROL_STOP, Puppet::Util::Windows::Daemon::ERROR_CALL_NOT_IMPLEMENTED, Puppet::Util::Windows::Daemon::IDLE, Puppet::Util::Windows::Daemon::IDLE_CONTROL_CODE, Puppet::Util::Windows::Daemon::NO_ERROR, Puppet::Util::Windows::Daemon::PAUSED, Puppet::Util::Windows::Daemon::PAUSE_PENDING, Puppet::Util::Windows::Daemon::RUNNING, Puppet::Util::Windows::Daemon::START_PENDING, Puppet::Util::Windows::Daemon::STOPPED, Puppet::Util::Windows::Daemon::STOP_PENDING, Puppet::Util::Windows::Daemon::Service_Ctrl_ex, Puppet::Util::Windows::Daemon::Service_Main, Puppet::Util::Windows::Daemon::SetTheServiceStatus, Puppet::Util::Windows::Daemon::ThreadProc, Puppet::Util::Windows::Daemon::WAIT_FAILED, Puppet::Util::Windows::Daemon::WAIT_OBJECT_0, Puppet::Util::Windows::Daemon::WAIT_TIMEOUT

Constants included from Puppet::FFI::Windows::Constants

Puppet::FFI::Windows::Constants::ABOVE_NORMAL_PRIORITY_CLASS, Puppet::FFI::Windows::Constants::ALL_SERVICE_TYPES, Puppet::FFI::Windows::Constants::BELOW_NORMAL_PRIORITY_CLASS, Puppet::FFI::Windows::Constants::CREATE_BREAKAWAY_FROM_JOB, Puppet::FFI::Windows::Constants::CREATE_DEFAULT_ERROR_MODE, Puppet::FFI::Windows::Constants::CREATE_NEW_PROCESS_GROUP, Puppet::FFI::Windows::Constants::CREATE_NO_WINDOW, Puppet::FFI::Windows::Constants::CREATE_PRESERVE_CODE_AUTHZ_LEVEL, Puppet::FFI::Windows::Constants::CREATE_PROTECTED_PROCESS, Puppet::FFI::Windows::Constants::CREATE_SEPARATE_WOW_VDM, Puppet::FFI::Windows::Constants::CREATE_SHARED_WOW_VDM, Puppet::FFI::Windows::Constants::CREATE_SUSPENDED, Puppet::FFI::Windows::Constants::CREATE_UNICODE_ENVIRONMENT, Puppet::FFI::Windows::Constants::DEBUG_ONLY_THIS_PROCESS, Puppet::FFI::Windows::Constants::DEBUG_PROCESS, Puppet::FFI::Windows::Constants::DELETE, Puppet::FFI::Windows::Constants::DETACHED_PROCESS, Puppet::FFI::Windows::Constants::ERROR_ALREADY_EXISTS, Puppet::FFI::Windows::Constants::ERROR_FILE_NOT_FOUND, Puppet::FFI::Windows::Constants::ERROR_PATH_NOT_FOUND, Puppet::FFI::Windows::Constants::ERROR_SERVICE_DOES_NOT_EXIST, Puppet::FFI::Windows::Constants::FILE_ALL_ACCESS, Puppet::FFI::Windows::Constants::FILE_APPEND_DATA, Puppet::FFI::Windows::Constants::FILE_ATTRIBUTE_DIRECTORY, Puppet::FFI::Windows::Constants::FILE_ATTRIBUTE_READONLY, Puppet::FFI::Windows::Constants::FILE_ATTRIBUTE_REPARSE_POINT, Puppet::FFI::Windows::Constants::FILE_DELETE_CHILD, Puppet::FFI::Windows::Constants::FILE_DEVICE_FILE_SYSTEM, Puppet::FFI::Windows::Constants::FILE_EXECUTE, Puppet::FFI::Windows::Constants::FILE_FLAG_BACKUP_SEMANTICS, Puppet::FFI::Windows::Constants::FILE_FLAG_OPEN_REPARSE_POINT, Puppet::FFI::Windows::Constants::FILE_GENERIC_EXECUTE, Puppet::FFI::Windows::Constants::FILE_GENERIC_READ, Puppet::FFI::Windows::Constants::FILE_GENERIC_WRITE, Puppet::FFI::Windows::Constants::FILE_READ_ATTRIBUTES, Puppet::FFI::Windows::Constants::FILE_READ_DATA, Puppet::FFI::Windows::Constants::FILE_READ_EA, Puppet::FFI::Windows::Constants::FILE_SHARE_READ, Puppet::FFI::Windows::Constants::FILE_SHARE_WRITE, Puppet::FFI::Windows::Constants::FILE_WRITE_ATTRIBUTES, Puppet::FFI::Windows::Constants::FILE_WRITE_DATA, Puppet::FFI::Windows::Constants::FILE_WRITE_EA, Puppet::FFI::Windows::Constants::FINAL_STATES, Puppet::FFI::Windows::Constants::FSCTL_GET_REPARSE_POINT, Puppet::FFI::Windows::Constants::GENERIC_ALL, Puppet::FFI::Windows::Constants::GENERIC_EXECUTE, Puppet::FFI::Windows::Constants::GENERIC_READ, Puppet::FFI::Windows::Constants::GENERIC_WRITE, Puppet::FFI::Windows::Constants::HANDLE_FLAG_INHERIT, Puppet::FFI::Windows::Constants::HIGH_PRIORITY_CLASS, Puppet::FFI::Windows::Constants::IDLE_PRIORITY_CLASS, Puppet::FFI::Windows::Constants::INHERIT_PARENT_AFFINITY, Puppet::FFI::Windows::Constants::INVALID_FILE_ATTRIBUTES, Puppet::FFI::Windows::Constants::INVALID_HANDLE_VALUE, Puppet::FFI::Windows::Constants::IO_REPARSE_TAG_CSV, Puppet::FFI::Windows::Constants::IO_REPARSE_TAG_DEDUP, Puppet::FFI::Windows::Constants::IO_REPARSE_TAG_DFS, Puppet::FFI::Windows::Constants::IO_REPARSE_TAG_DFSR, Puppet::FFI::Windows::Constants::IO_REPARSE_TAG_HSM, Puppet::FFI::Windows::Constants::IO_REPARSE_TAG_HSM2, Puppet::FFI::Windows::Constants::IO_REPARSE_TAG_MOUNT_POINT, Puppet::FFI::Windows::Constants::IO_REPARSE_TAG_NFS, Puppet::FFI::Windows::Constants::IO_REPARSE_TAG_SIS, Puppet::FFI::Windows::Constants::IO_REPARSE_TAG_SYMLINK, Puppet::FFI::Windows::Constants::IO_REPARSE_TAG_WIM, Puppet::FFI::Windows::Constants::LOGON_WITH_PROFILE, Puppet::FFI::Windows::Constants::MAXIMUM_REPARSE_DATA_BUFFER_SIZE, Puppet::FFI::Windows::Constants::METHOD_BUFFERED, Puppet::FFI::Windows::Constants::NORMAL_PRIORITY_CLASS, Puppet::FFI::Windows::Constants::OPEN_EXISTING, Puppet::FFI::Windows::Constants::PROCESS_ALL_ACCESS, Puppet::FFI::Windows::Constants::PROCESS_QUERY_INFORMATION, Puppet::FFI::Windows::Constants::PROCESS_SET_INFORMATION, Puppet::FFI::Windows::Constants::PROCESS_TERMINATE, Puppet::FFI::Windows::Constants::PROCESS_VM_READ, Puppet::FFI::Windows::Constants::REALTIME_PRIORITY_CLASS, Puppet::FFI::Windows::Constants::REPLACEFILE_IGNORE_ACL_ERRORS, Puppet::FFI::Windows::Constants::REPLACEFILE_IGNORE_MERGE_ERRORS, Puppet::FFI::Windows::Constants::REPLACEFILE_WRITE_THROUGH, Puppet::FFI::Windows::Constants::SC_MANAGER_ALL_ACCESS, Puppet::FFI::Windows::Constants::SC_MANAGER_CONNECT, Puppet::FFI::Windows::Constants::SC_MANAGER_CREATE_SERVICE, Puppet::FFI::Windows::Constants::SC_MANAGER_ENUMERATE_SERVICE, Puppet::FFI::Windows::Constants::SC_MANAGER_LOCK, Puppet::FFI::Windows::Constants::SC_MANAGER_MODIFY_BOOT_CONFIG, Puppet::FFI::Windows::Constants::SC_MANAGER_QUERY_LOCK_STATUS, Puppet::FFI::Windows::Constants::SEM_FAILCRITICALERRORS, Puppet::FFI::Windows::Constants::SEM_NOGPFAULTERRORBOX, Puppet::FFI::Windows::Constants::SERVICENAME_MAX, Puppet::FFI::Windows::Constants::SERVICE_ACCEPT_HARDWAREPROFILECHANGE, Puppet::FFI::Windows::Constants::SERVICE_ACCEPT_NETBINDCHANGE, Puppet::FFI::Windows::Constants::SERVICE_ACCEPT_PARAMCHANGE, Puppet::FFI::Windows::Constants::SERVICE_ACCEPT_PAUSE_CONTINUE, Puppet::FFI::Windows::Constants::SERVICE_ACCEPT_POWEREVENT, Puppet::FFI::Windows::Constants::SERVICE_ACCEPT_PRESHUTDOWN, Puppet::FFI::Windows::Constants::SERVICE_ACCEPT_SESSIONCHANGE, Puppet::FFI::Windows::Constants::SERVICE_ACCEPT_SHUTDOWN, Puppet::FFI::Windows::Constants::SERVICE_ACCEPT_STOP, Puppet::FFI::Windows::Constants::SERVICE_ACCEPT_TIMECHANGE, Puppet::FFI::Windows::Constants::SERVICE_ACCEPT_TRIGGEREVENT, Puppet::FFI::Windows::Constants::SERVICE_ACCEPT_USER_LOGOFF, Puppet::FFI::Windows::Constants::SERVICE_ACTIVE, Puppet::FFI::Windows::Constants::SERVICE_ALL_ACCESS, Puppet::FFI::Windows::Constants::SERVICE_AUTO_START, Puppet::FFI::Windows::Constants::SERVICE_BOOT_START, Puppet::FFI::Windows::Constants::SERVICE_CHANGE_CONFIG, Puppet::FFI::Windows::Constants::SERVICE_CONFIG_DELAYED_AUTO_START_INFO, Puppet::FFI::Windows::Constants::SERVICE_CONFIG_DESCRIPTION, Puppet::FFI::Windows::Constants::SERVICE_CONFIG_FAILURE_ACTIONS, Puppet::FFI::Windows::Constants::SERVICE_CONFIG_FAILURE_ACTIONS_FLAG, Puppet::FFI::Windows::Constants::SERVICE_CONFIG_LAUNCH_PROTECTED, Puppet::FFI::Windows::Constants::SERVICE_CONFIG_PREFERRED_NODE, Puppet::FFI::Windows::Constants::SERVICE_CONFIG_PRESHUTDOWN_INFO, Puppet::FFI::Windows::Constants::SERVICE_CONFIG_REQUIRED_PRIVILEGES_INFO, Puppet::FFI::Windows::Constants::SERVICE_CONFIG_SERVICE_SID_INFO, Puppet::FFI::Windows::Constants::SERVICE_CONFIG_TRIGGER_INFO, Puppet::FFI::Windows::Constants::SERVICE_CONFIG_TYPES, Puppet::FFI::Windows::Constants::SERVICE_CONTINUE_PENDING, Puppet::FFI::Windows::Constants::SERVICE_CONTROL_CONTINUE, Puppet::FFI::Windows::Constants::SERVICE_CONTROL_DEVICEEVENT, Puppet::FFI::Windows::Constants::SERVICE_CONTROL_HARDWAREPROFILECHANGE, Puppet::FFI::Windows::Constants::SERVICE_CONTROL_INTERROGATE, Puppet::FFI::Windows::Constants::SERVICE_CONTROL_NETBINDADD, Puppet::FFI::Windows::Constants::SERVICE_CONTROL_NETBINDDISABLE, Puppet::FFI::Windows::Constants::SERVICE_CONTROL_NETBINDENABLE, Puppet::FFI::Windows::Constants::SERVICE_CONTROL_NETBINDREMOVE, Puppet::FFI::Windows::Constants::SERVICE_CONTROL_PARAMCHANGE, Puppet::FFI::Windows::Constants::SERVICE_CONTROL_PAUSE, Puppet::FFI::Windows::Constants::SERVICE_CONTROL_POWEREVENT, Puppet::FFI::Windows::Constants::SERVICE_CONTROL_PRESHUTDOWN, Puppet::FFI::Windows::Constants::SERVICE_CONTROL_SESSIONCHANGE, Puppet::FFI::Windows::Constants::SERVICE_CONTROL_SHUTDOWN, Puppet::FFI::Windows::Constants::SERVICE_CONTROL_SIGNALS, Puppet::FFI::Windows::Constants::SERVICE_CONTROL_STOP, Puppet::FFI::Windows::Constants::SERVICE_CONTROL_TIMECHANGE, Puppet::FFI::Windows::Constants::SERVICE_CONTROL_TRIGGEREVENT, Puppet::FFI::Windows::Constants::SERVICE_DEMAND_START, Puppet::FFI::Windows::Constants::SERVICE_DISABLED, Puppet::FFI::Windows::Constants::SERVICE_ENUMERATE_DEPENDENTS, Puppet::FFI::Windows::Constants::SERVICE_FILE_SYSTEM_DRIVER, Puppet::FFI::Windows::Constants::SERVICE_INACTIVE, Puppet::FFI::Windows::Constants::SERVICE_INTERACTIVE_PROCESS, Puppet::FFI::Windows::Constants::SERVICE_INTERROGATE, Puppet::FFI::Windows::Constants::SERVICE_KERNEL_DRIVER, Puppet::FFI::Windows::Constants::SERVICE_NO_CHANGE, Puppet::FFI::Windows::Constants::SERVICE_PAUSED, Puppet::FFI::Windows::Constants::SERVICE_PAUSE_CONTINUE, Puppet::FFI::Windows::Constants::SERVICE_PAUSE_PENDING, Puppet::FFI::Windows::Constants::SERVICE_QUERY_CONFIG, Puppet::FFI::Windows::Constants::SERVICE_QUERY_STATUS, Puppet::FFI::Windows::Constants::SERVICE_RUNNING, Puppet::FFI::Windows::Constants::SERVICE_START, Puppet::FFI::Windows::Constants::SERVICE_START_PENDING, Puppet::FFI::Windows::Constants::SERVICE_START_TYPES, Puppet::FFI::Windows::Constants::SERVICE_STATES, Puppet::FFI::Windows::Constants::SERVICE_STATE_ALL, Puppet::FFI::Windows::Constants::SERVICE_STOP, Puppet::FFI::Windows::Constants::SERVICE_STOPPED, Puppet::FFI::Windows::Constants::SERVICE_STOP_PENDING, Puppet::FFI::Windows::Constants::SERVICE_SYSTEM_START, Puppet::FFI::Windows::Constants::SERVICE_USER_DEFINED_CONTROL, Puppet::FFI::Windows::Constants::SERVICE_USER_OWN_PROCESS, Puppet::FFI::Windows::Constants::SERVICE_USER_SHARE_PROCESS, Puppet::FFI::Windows::Constants::SERVICE_WIN32_OWN_PROCESS, Puppet::FFI::Windows::Constants::SERVICE_WIN32_SHARE_PROCESS, Puppet::FFI::Windows::Constants::SHGFI_DISPLAYNAME, Puppet::FFI::Windows::Constants::SHGFI_PIDL, Puppet::FFI::Windows::Constants::SPECIFIC_RIGHTS_ALL, Puppet::FFI::Windows::Constants::STANDARD_RIGHTS_ALL, Puppet::FFI::Windows::Constants::STANDARD_RIGHTS_EXECUTE, Puppet::FFI::Windows::Constants::STANDARD_RIGHTS_READ, Puppet::FFI::Windows::Constants::STANDARD_RIGHTS_REQUIRED, Puppet::FFI::Windows::Constants::STANDARD_RIGHTS_WRITE, Puppet::FFI::Windows::Constants::STARTF_USESTDHANDLES, Puppet::FFI::Windows::Constants::SYNCHRONIZE, Puppet::FFI::Windows::Constants::TOKEN_INFORMATION_CLASS, Puppet::FFI::Windows::Constants::UNSAFE_PENDING_STATES, Puppet::FFI::Windows::Constants::WRITE_DAC, Puppet::FFI::Windows::Constants::WRITE_OWNER

Constants included from Puppet::FFI::Windows::Structs

Puppet::FFI::Windows::Structs::MAXIMUM_REPARSE_DATA_BUFFER_SIZE

Constants included from Puppet::FFI::Windows::Functions

Puppet::FFI::Windows::Functions::SC_ENUM_TYPE, Puppet::FFI::Windows::Functions::SC_STATUS_TYPE

Instance Method Summary collapse

Methods inherited from Puppet::Util::Windows::Daemon

mainloop, #mainloop, #running?, #state

Instance Method Details

#log(msg, level) ⇒ Object


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# File 'ext/windows/service/daemon.rb', line 132

def log(msg, level)
  if LEVELS.index(level) >= @loglevel
    if (@LOG_TO_FILE)
      # without this change its possible that we get Encoding errors trying to write UTF-8 messages in current codepage
      File.open(LOG_FILE, 'a:UTF-8') { |f| f.puts("#{Time.now} Puppet (#{level}): #{msg}") }
    end

    native_type, native_id = Puppet::Util::Windows::EventLog.to_native(level)
    report_windows_event(native_type, native_id, msg.to_s)
  end
end

#log_exception(e) ⇒ Object

Interrogation handler is just for debug. Can be commented out or removed entirely. def service_interrogate

log_debug('Service is being interrogated')

end


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# File 'ext/windows/service/daemon.rb', line 127

def log_exception(e)
  log_err(e.message)
  log_err(e.backtrace.join("\n"))
end

#parse_log_level(puppet_path, cmdline_debug) ⇒ Object


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# File 'ext/windows/service/daemon.rb', line 177

def parse_log_level(puppet_path,cmdline_debug)
  begin
    loglevel = %x{ #{puppet_path} config --section agent --log_level notice print log_level }.chomp
    unless loglevel && respond_to?("log_#{loglevel}")
      loglevel = :notice
      log_err("Failed to determine loglevel, defaulting to #{loglevel}")
    end
  rescue Exception => e
    log_exception(e)
    loglevel = :notice
  end

  LEVELS.index(cmdline_debug ? cmdline_debug : loglevel.to_sym)
end

#parse_runinterval(puppet_path) ⇒ Object


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# File 'ext/windows/service/daemon.rb', line 162

def parse_runinterval(puppet_path)
  begin
    runinterval = %x{ #{puppet_path} config --section agent --log_level notice print runinterval }.to_i
    if runinterval == 0
      runinterval = 1800
      log_err("Failed to determine runinterval, defaulting to #{runinterval} seconds")
    end
  rescue Exception => e
    log_exception(e)
    runinterval = 1800
  end

  runinterval
end

#report_windows_event(type, id, message) ⇒ Object


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# File 'ext/windows/service/daemon.rb', line 144

def report_windows_event(type,id,message)
  begin
    eventlog = nil
    eventlog = Puppet::Util::Windows::EventLog.open("Puppet")
    eventlog.report_event(
      :event_type  => type,   # EVENTLOG_ERROR_TYPE, etc
      :event_id    => id,     # 0x01 or 0x02, 0x03 etc.
      :data        => message # "the message"
    )
  rescue Exception
    # Ignore all errors
  ensure
    if (!eventlog.nil?)
      eventlog.close
    end
  end
end

#service_initObject


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# File 'ext/windows/service/daemon.rb', line 28

def service_init
end

#service_main(*argsv) ⇒ Object


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# File 'ext/windows/service/daemon.rb', line 31

def service_main(*argsv)
  argsv = (argsv << ARGV).flatten.compact
  args = argsv.join(' ')
  @loglevel = LEVELS.index(argsv.index('--debug') ? :debug : :notice)

  @LOG_TO_FILE = (argsv.index('--logtofile') ? true : false)

  if (@LOG_TO_FILE)
    FileUtils.mkdir_p(File.dirname(LOG_FILE))
    args = args.gsub("--logtofile","")
  end

  base_dir = File.expand_path(File.join(File.dirname(__FILE__), '..'))
  load_env(base_dir)

  # The puppet installer registers a 'Puppet' event source.  For the moment events will be logged with this key, but
  # it may be a good idea to split the Service and Puppet events later so it's easier to read in the windows Event Log.
  #
  # Example code to register an event source;
  # eventlogdll =  File.expand_path(File.join(basedir, 'puppet', 'ext', 'windows', 'eventlog', 'puppetres.dll'))
  # if (File.exists?(eventlogdll))
  #   Win32::EventLog.add_event_source(
  #      'source' => "Application",
  #      'key_name' => "Puppet Agent",
  #      'category_count' => 3,
  #      'event_message_file' => eventlogdll,
  #      'category_message_file' => eventlogdll
  #   )
  # end

  puppet = File.join(base_dir, 'puppet', 'bin', 'puppet')
  ruby = File.join(base_dir, 'puppet', 'bin', 'ruby.exe')
  ruby_puppet_cmd = "\"#{ruby}\" \"#{puppet}\""

  unless File.exist?(puppet)
    log_err("File not found: '#{puppet}'")
    return
  end
  log_debug("Using '#{puppet}'")

  cmdline_debug = argsv.index('--debug') ? :debug : nil
  @loglevel = parse_log_level(ruby_puppet_cmd, cmdline_debug)
  log_notice('Service started')

  service = self
  @run_thread = Thread.new do
    begin
      while service.running? do
        runinterval = service.parse_runinterval(ruby_puppet_cmd)

        if service.state == RUNNING or service.state == IDLE
          service.log_notice("Executing agent with arguments: #{args}")
          pid = Process.create(:command_line => "#{ruby_puppet_cmd} agent --onetime #{args}", :creation_flags => CREATE_NEW_CONSOLE).process_id
          service.log_debug("Process created: #{pid}")
        else
          service.log_debug("Service is paused.  Not invoking Puppet agent")
        end

        service.log_debug("Service worker thread waiting for #{runinterval} seconds")
        sleep(runinterval)
        service.log_debug('Service worker thread woken up')
      end
    rescue Exception => e
      service.log_exception(e)
    end
  end
  @run_thread.join

rescue Exception => e
  log_exception(e)
ensure
  log_notice('Service stopped')
end

#service_pauseObject


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# File 'ext/windows/service/daemon.rb', line 110

def service_pause
  log_notice('Service pausing')
end

#service_resumeObject


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# File 'ext/windows/service/daemon.rb', line 114

def service_resume
  log_notice('Service resuming')
end

#service_shutdownObject


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# File 'ext/windows/service/daemon.rb', line 118

def service_shutdown
  log_notice('Host shutting down')
end

#service_stopObject


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# File 'ext/windows/service/daemon.rb', line 105

def service_stop
  log_notice('Service stopping / killing worker thread')
  @run_thread.kill if @run_thread
end