old_contents: import subprocess
  import sys
  import setup_util
  from os.path import expanduser
  import os
  import getpass
  
  def start(args, logfile, errfile):
    setup_util.replace_text("dancer/app.pl", "localhost", args.database_host)
    setup_util.replace_text("dancer/nginx.conf", "USR", getpass.getuser())
    setup_util.replace_text("dancer/nginx.conf", "server unix:.*\/FrameworkBenchmarks", "server unix:" + args.fwroot)
  
    try:
      subprocess.Popen("plackup -E production -s Starman --workers=" + str(args.max_threads) + " -l $TROOT/frameworks-benchmark.sock -a ./app.pl", shell=True, cwd="dancer", stderr=errfile, stdout=logfile)
      subprocess.check_call("sudo /usr/local/nginx/sbin/nginx -c $TROOT/nginx.conf", shell=True, stderr=errfile, stdout=logfile)
      return 0
    except subprocess.CalledProcessError:
      return 1
  def stop(logfile, errfile):
    try:
      subprocess.call("sudo /usr/local/nginx/sbin/nginx -s stop", shell=True)
      p = subprocess.Popen(['ps', 'aux'], stdout=subprocess.PIPE)
      out, err = p.communicate()
      for line in out.splitlines():
        if 'starman' in line:
          pid = int(line.split(None, 2)[1])
          os.kill(pid, 15)
      return 0
    except subprocess.CalledProcessError:
      return 1
  
new_contents: import subprocess
  import sys
  import setup_util
  from os.path import expanduser
  import os
  import getpass
  
  def start(args, logfile, errfile):
    setup_util.replace_text("dancer/app.pl", "localhost", args.database_host)
    setup_util.replace_text("dancer/nginx.conf", "USR", getpass.getuser())
    setup_util.replace_text("dancer/nginx.conf", "server unix:.*\/FrameworkBenchmarks/dancer", "server unix:" + args.troot)
  
    try:
      subprocess.Popen("plackup -E production -s Starman --workers=" + str(args.max_threads) + " -l $TROOT/frameworks-benchmark.sock -a ./app.pl", shell=True, cwd="dancer", stderr=errfile, stdout=logfile)
      subprocess.check_call("sudo /usr/local/nginx/sbin/nginx -c $TROOT/nginx.conf", shell=True, stderr=errfile, stdout=logfile)
      return 0
    except subprocess.CalledProcessError:
      return 1
  def stop(logfile, errfile):
    try:
      subprocess.call("sudo /usr/local/nginx/sbin/nginx -s stop", shell=True)
      p = subprocess.Popen(['ps', 'aux'], stdout=subprocess.PIPE)
      out, err = p.communicate()
      for line in out.splitlines():
        if 'starman' in line:
          pid = int(line.split(None, 2)[1])
          os.kill(pid, 15)
      return 0
    except subprocess.CalledProcessError:
      return 1
  
subject: Update dancer's nginx.conf to find new test root