Module: Chef::Knife::ChopLogging

Included in:
ChopBase
Defined in:
lib/chef/knife/chop/logging.rb

Defined Under Namespace

Classes: FakeLogger

Instance Attribute Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#args ⇒ Object (readonly)

Returns the value of attribute args.



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# File 'lib/chef/knife/chop/logging.rb', line 10

def args
  @args
end

#logger ⇒ Object (readonly)

Returns the value of attribute logger.



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# File 'lib/chef/knife/chop/logging.rb', line 9

def logger
  @logger
end

#step ⇒ Object (readonly)

Returns the value of attribute step.



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# File 'lib/chef/knife/chop/logging.rb', line 11

def step
  @step
end

#TODO ⇒ Object (readonly)

Returns the value of attribute TODO.



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# File 'lib/chef/knife/chop/logging.rb', line 12

def TODO
  @TODO
end

Instance Method Details

#getLogger(args, from = '', alogger = nil) ⇒ Object 



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# File 'lib/chef/knife/chop/logging.rb', line 161

def getLogger(args,from='',alogger=nil)
  logger = alogger || @logger
  unless logger
    unless from==''
      from = "#{from} - "
    end
    @step = 0
    if args
      if args.key?(:log_file) and args[:log_file]
        args[:log_path] = File.dirname(args[:log_file])
      elsif args[:my_name]
        if args[:log_path]
          args[:log_file] = "#{args[:log_path]}/#{args[:my_name]}.log"
        else
          args[:log_file] = "/tmp/#{args[:my_name]}.log"
        end
      end

      begin
        ::Logging.init :trace, :debug, :info, :step, :warn, :error, :fatal, :todo unless defined? ::Logging::MAX_LEVEL_LENGTH
        if !args[:origins] && @origins
          args[:origins] = @origins
        end
        if args[:origins] and args[:origins][:log_level]
          args[:from] = "#{args[:origins][:log_level] rescue @origins[:log_level]} "
        else
          args[:from] = ''
        end
        # @config[:log_opts] = lambda{|mlll| {
        #     :pattern      => "%#{mlll}l: %m %C\n",
        #     :date_pattern => '%Y-%m-%d %H:%M:%S',
        #   }
        # }
        #
        l_opts = args[:log_opts].call(::Logging::MAX_LEVEL_LENGTH) rescue {
            :pattern      => "#{args[:from]}%d %#{::Logging::MAX_LEVEL_LENGTH}l: %m\n",
            :date_pattern => '%Y-%m-%d %H:%M:%S',
        }
        logger = ::Logging.logger( STDOUT, l_opts)
        l_opts = args[:log_opts].call(::Logging::MAX_LEVEL_LENGTH) rescue {
            :pattern      => "#{args[:from]}%d %#{::Logging::MAX_LEVEL_LENGTH}l: %m %C\n",
            :date_pattern => '%Y-%m-%d %H:%M:%S',
        }
        layout = ::Logging::Layouts::Pattern.new(l_opts)

        if args[:log_file] and args[:log_file].instance_of?(String)
          dev = args[:log_file]
          a_opts = Hash.new
          a_opts[:filename] = dev
          a_opts[:layout] = layout
          a_opts.merge! l_opts

          name = case dev
                   when String; dev
                   when File; dev.path
                   else dev.object_id.to_s end

          appender =
              case dev
                when String
                  ::Logging::Appenders::RollingFile.new(name, a_opts)
                else
                  ::Logging::Appenders::IO.new(name, dev, a_opts)
              end
          logger.add_appenders appender
        end

        scheme = ::Logging::ColorScheme.new( 'christo', :levels => {
            :trace => :light_blue,
            :debug => :cyan,
            :info  => :green,
            :step  => :green,
            :warn  => :yellow,
            :error => :red,
            :fatal => :light_red,
            :todo  => :purple,
        }).scheme
        scheme[:todo]  = "\e[38;5;55m"
        l_opts[:color_scheme] = 'christo'
        layout = ::Logging::Layouts::Pattern.new(l_opts)

        appender = logger.appenders[0]
        appender.layout = layout
        logger.remove_appenders appender
        logger.add_appenders appender

        logger.level = args[:log_level] ? args[:log_level] : :warn
        # logger.trace = true if args[:trace]
        if args[:trace]
          if ::Logging::VERSION =~ /^2/
            logger.caller_tracing = true
          else
            logger.trace = true
          end
        end
        @args = args
      rescue Gem::LoadError
        logger = FakeLogger.new
      rescue => e
        # not installed
        logger = FakeLogger.new
      end
      @TODO = {} if @TODO.nil?
    end # if args
    @logger = alogger || logger
  end # unless logger
  logger
end

#logStep(msg) ⇒ Object 



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# File 'lib/chef/knife/chop/logging.rb', line 142

def logStep(msg)
  if logger = getLogger(@args || @config,'logStep')
    logger.step "Resource #{@step+=1}: #{msg} ..."
  end
end

#logTodo(msg) ⇒ Object 



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# File 'lib/chef/knife/chop/logging.rb', line 116

def logTodo(msg)

  # Regular expression used to parse out caller information
  #
  # * $1 == filename
  # * $2 == line number
  # * $3 == method name (might be nil)
  caller_rgxp = %r/([-\.\/\(\)\w]+):(\d+)(?::in `(\w+)')?/o
  #CALLER_INDEX = 2
  caller_index = ((defined? JRUBY_VERSION and JRUBY_VERSION[%r/^1.6/]) or (defined? RUBY_ENGINE and RUBY_ENGINE[%r/^rbx/i])) ? 0 : 0
  stack = Kernel.caller
  return if stack.nil?

  match = caller_rgxp.match(stack[caller_index])
  file = match[1]
  line = Integer(match[2])
  modl = match[3] unless match[3].nil?

  unless @TODO["#{file}::#{line}"]
    le = ::Logging::LogEvent.new(@logger, ::Logging::LEVELS['todo'], msg, false)
    @logger.logEvent(le)
    @TODO["#{file}::#{line}"] = true
  end
end

#setLogger(logger) ⇒ Object 



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# File 'lib/chef/knife/chop/logging.rb', line 157

def setLogger(logger)
  @logger = logger
end