gistfile1.rb

class TracJob
  def initialize action, repo, rev
    @action, @repo, @rev = action, repo, rev
  end
  attr :action, :repo, :rev, :failures
  
  def run trac_projs
    trac_projs.each do |project|
      success = trac_admin_success? project
      failures << tp unless success
    end
    retry
  end

  def trac_admin_success? trac_proj
    system("echo '#{TRAC_ADMIN} #{trac_proj} changeset #{action} #{repo} #{rev}'")
  end

  def retry 
    count = 0
    while !failures.empty? && count < 4
      failures.each do |failure|
        failures.delete(failure) if trac_admin_success? failure
      end

      count += 1
      sleep 5
    end
  end
  
  def failures
    @failures ||= Array.new
  end
end