Class Uttk::Strategies::KillAll
In: lib/uttk/strategies/KillAll.rb
Parent: Strategy

I kill all the process that match my regexp attribute by sending my signal attribute. I‘m unfortunately not compatible with all OS since I depend on the ps program.

Methods

assertion   epilogue   prologue   run_impl  

Included Modules

Concrete

Public Instance methods

assertion()

[Source]

# File lib/uttk/strategies/KillAll.rb, line 43
      def assertion
        pass if @pids.empty?
        fail "I killed some process #{@pids.inspect}"
      end
epilogue()

[Source]

# File lib/uttk/strategies/KillAll.rb, line 48
      def epilogue
        unless @pids.empty?
          @log.process = @pids
          sleep 0.2
        end
      end
prologue()

[Source]

# File lib/uttk/strategies/KillAll.rb, line 17
      def prologue
        super
        @pids = []
      end
run_impl()

[Source]

# File lib/uttk/strategies/KillAll.rb, line 22
      def run_impl
        IO.popen('ps a') do |ps|
          ps.readline
          ps.each do |line|
            if line =~ /^\s*(\d+)(?:\s+\S+){3}\s+(.*)$/
              pid, name = $1.to_i, $2
              if name =~ @regexp
                @pids << pid
                begin
                  Process.kill(@signal, pid)
                rescue
                  raise RuntimeError, "Cannot kill #{name}:#{pid}"
                end
              end
            else
              raise RuntimeError, 'bad ps output'
            end
          end
        end
      end

[Validate]