lighty-rebooter.rb

# a retarded attempt to make a lighttpd monitor, i don't think this ever worked
%w(timeout logger).each { |lib| require lib }

open '/var/log/lighty-rebooter.log', 'a' do |logfile|
  @log = Logger.new(logfile)
  @log.info "Starting up!"
  logfile.flush
  loop do
    begin
      response = Timeout.timeout 10 do
        `curl -I http://psdtuts.com`
      end
      puts response.inspect
      if response.include?('couldn\'t connect to host')
        @log.warn "Server appears down (jesus!), starting lighttpd..."
        logfile.flush
        `/etc/init.d/lighttpd start`
      end
    rescue Timeout::Error
      @log.warn "Request timed out (fastcgi chonked?), restarting lighttpd..."
      logfile.flush
      `/etc/init.d/lighttpd restart`
      sleep 5
    rescue
      @log.debug "Uknown exception occurred (sucks...): #{$!.inspect}"
      logfile.flush
    else
      @log.info "All good!"
      logfile.flush
      sleep 10
    end
  end
end