Ron Fox
11/20/2007 5:53:00 PM
Works for me once I clean up the issues in your paste.. specifically:
This nonsense:
> endclass Filter
> include State
> end
towards the end of the State module def.. at least I hope these are
paste errors.
Ron.
Luc Evers wrote:
> Hi,
>
> Below a progam (test version) that shall analyse syslog messages.
> The program works fine but I don't understand why to_a is needed.
> (filter.hash[:action].to_a[0])
>
> filter.hash[:action].class -> answer array
> filter.hash[:action][0] -> don't work
> filter.hash[:action].to_a[0] -> ok
>
>
> ---------------------------------------------------------------------
>
> module State
> attr_reader :hash, :action
>
> def initialize
> @hash = Hash.new
> @action = Array.new
> end
>
> def chkurg(line)
> case line
> when /%FAN-3-FAN_FAILED/
> @action << 'urgent' << 'mail' << 'sms'
> @hash[:alarm] = 'testurgent'
> @hash[:action] = @action
> # @hash = { :alarm => 'urgent',
> # :action => @action }
> when /CONTROLLER-2-FIRMWARE/
> action << 'urgent' << 'mail' << 'sms'
> @hash = { :alarm => 'urgent',
> :action => @action }
> else
> "noState"
> endclass Filter
> include State
> end
>
>
> class Filter
> include State
> end
>
>
>
> filter = Filter.new()
> filename = ARGV.pop or fail "Usage: #$0 number filename"
> number = (ARGV.pop || 0).to_i.abs
>
> File::Tail::Logfile.open(filename) do |log|
> log.backward(number).tail { |line|
> filter.hash.clear
> filter.action.clear
> filter.chkurg(line)
> case filter.hash[:alarm]
> when 'testurgent'
> puts filter.hash[:action].to_a[0]
> puts "urgent: #{line}"
> when 'reject'
> puts "reject: #{line}"
> next
> else
> puts "mail: #{line}"
> end
> }
> end
>
> end
> end