load with akamai

loadakamai.py

#!/usr/bin/python

# -*- coding: utf-8 -*-
# <nbformat>3.0</nbformat>

# <codecell>

from httplib import HTTPConnection
import time
import re
import random

# <codecell>

GOOGLEBOT_USER_AGENT = "Googlebot/2.1 (+http://www.google.com/bot.html)"
CHROME_USER_AGENT = "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_8_4) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/28.0.1500.95 Safari/537.36"

# <codecell>

def convert_to_akamai_url(url):
  akamai_prefix = 'http://thematic-id-5017.brcdn.com/fetch_thematic/5017/gmtnjthiky37113i/v1/'
  return akamai_prefix + url[28:].replace('-th.html', '.html') 

# <codecell>

def test_url(url, match_url, user_agent = GOOGLEBOT_USER_AGENT):
  '''
  Tests if the thematic page can be get. Returns a triple
  (success, reason, time_used).
  '''
  original_url = match_url
  if url.startswith('http://'):
    url = url.split('http://')[1]
  i = url.find('/')
  if i == -1:
    return (False, 'Not a valid URL.', -1)
  try:
    time_used = time.time()
    conn = HTTPConnection(url[:i])
    conn.request('GET', url[i:], headers={'user-agent':user_agent})
    res = conn.getresponse()
    time_used = time.time() - time_used
    msg = res.read()
    # uncomment to write header file
#     with open(url.split('/')[-1] + '.json', 'w') as f:
#       f.write(json.dumps(res.getheaders()))

#     with open(url.split('/')[-1] + '.txt', 'w') as f:
#       f.write(msg)
    conn.close()

    m = re.search(r'rel=["]?canonical["]?\s+href=["]?%s["]?' % re.escape(original_url), msg)
    if not m:
      return (False, 'Response code %s for url: %s' % (str(res.status), original_url), time_used)
    return (True, '', time_used)
  except Exception, e:
    return (False, str(e), -1)

# <codecell>

filename = 'neimanmarcus_urls.txt'
with open(filename) as f:
    urls = f.read().split('\n')

# <codecell>

random.shuffle(urls)

for url in urls:
    res = test_url(url, url, user_agent = CHROME_USER_AGENT)
    print url, res
    
    akamai_url = convert_to_akamai_url(url)
    res_akamai = test_url(akamai_url, url, user_agent = CHROME_USER_AGENT)
    print akamai_url, res_akamai
    time.sleep(1)

# <codecell>