def process!
elapsed = Benchmark.realtime do
loop do
break unless process_iteration { @channels.any? { |ch| !ch[:closed] } }
end
end
logger.trace "command finished in #{(elapsed * 1000).round}ms" if logger
if (failed = @channels.select { |ch| ch[:status] != 0 }).any?
commands = failed.inject({}) { |map, ch| (map[ch[:command]] ||= []) << ch[:server]; map }
message = commands.map { |command, list| "#{command.inspect} on #{list.join(',')}" }.join("; ")
error = CommandError.new("failed: #{message}")
error.hosts = commands.values.flatten
raise error
end
self
end