def notify_admins_of_errors():
with open(ERROR_FILE_PATH, 'r') as error_file:
errors = error_file.read().strip()
if errors:
logger.error('Error file is non-empty at end of run; emailing contents to admins')
admin_emails = map(lambda e: e[1], settings.ADMINS)
send_email(admin_emails, 'NewsDiffs scraper errors', errors)
def find_url(txt):
try:
regres=re.search("(?P<url>https?://[^\s]+)", txt)
except Exception,e:
logger.error('Failed to find url in %s'%txt)
logger.error(e)
return
def get_hash(version):
"""Return the SHA1 hash of filename in a given version"""
output = run_git_command(['ls-tree', '-r', version, filename],
article.full_git_dir)
try:
return output.split()[2]
except IndexError as e:
logger.error('git ls-tree value: [%s]' % output)
return ''
def send_email(recipients, subject, body):
contents = 'Subject: %s\n\n%s' % (subject, body)
msmtp_path = '/usr/bin/msmtp'
if os.path.exists(msmtp_path):
p = subprocess.Popen([msmtp_path, '-t'] + recipients,
stdin=subprocess.PIPE)
p.communicate(contents)
if p.wait():
logger.error('Bad return code:', p.returncode)
else:
logger.error('%s does not exist; cannot email errors to admins' % (msmtp_path,))
def update_versions(do_all=False):
articles = list(models.Article.objects.all())
total_articles = len(articles)
update_priority = lambda x: x.minutes_since_check() * 1. / get_update_delay(x.minutes_since_update())
articles = sorted([a for a in articles if (update_priority(a) > 1 or do_all)], key=update_priority, reverse=True)
logger.info('Checking %s of %s articles', len(articles), total_articles)
for i, article in enumerate(articles):
logger.debug('Woo: %s %s %s (%s/%s)', article.minutes_since_update(), article.minutes_since_check(), update_priority(article), i+1, len(articles))
delay = get_update_delay(article.minutes_since_update())
if article.minutes_since_check() < delay and not do_all:
continue
logger.info('Considering %s', article.url)
article.last_check = datetime.now()
try:
update_article(article)
except Exception, e:
if isinstance(e, subprocess.CalledProcessError):
logger.error('CalledProcessError when updating %s', article.url)
logger.error(repr(e.output))
else:
logger.error('Unknown exception when updating %s', article.url)
logger.error(traceback.format_exc())
article.save()
def update_versions(do_all=False):
articles = list(models.Article.objects.all())
total_articles = len(articles)
update_priority = lambda x: x.minutes_since_check() * 1. / get_update_delay(x.minutes_since_update())
articles = sorted([a for a in articles if update_priority(a) > 1 or do_all],
key=update_priority, reverse=True)
logger.info('Checking %s of %s articles', len(articles), total_articles)
for i, article in enumerate(articles):
logger.debug('Woo: %s %s %s (%s/%s)',
article.minutes_since_update(),
article.minutes_since_check(),
update_priority(article), i+1, len(articles))
delay = get_update_delay(article.minutes_since_update())
if article.minutes_since_check() < delay and not do_all:
continue
logger.info('Considering %s', article.url)
article.last_check = datetime.now()
try:
update_article(article)
except Exception, e:
if isinstance(e, subprocess.CalledProcessError):
logger.error('CalledProcessError when updating %s', article.url)
logger.error(repr(e.output))
else:
logger.error('Unknown exception when updating %s', article.url)
logger.error(traceback.format_exc())
article.save()
def update_versions(todays_repo, do_all=False):
logger.info('Looking for articles to check')
# For memory issues, restrict to the last year of articles
threshold = datetime.now() - timedelta(days=366)
article_query = models.Article.objects.exclude(git_dir='old').filter(
Q(last_update__gt=threshold) | Q(initial_date__gt=threshold))
articles = list(article_query)
total_articles = len(articles)
update_priority = lambda x: x.minutes_since_check(
) * 1. / get_update_delay(x.minutes_since_update())
articles = sorted(
[a for a in articles if update_priority(a) > 1 or do_all],
key=update_priority,
reverse=True)
logger.info('Checking %s of %s articles', len(articles), total_articles)
# Do git gc at the beginning, so if we're falling behind and killed
# it still happens and I don't run out of quota. =)
logger.info('Starting with gc:')
try:
run_git_command(['gc'], models.GIT_DIR + todays_repo)
except subprocess.CalledProcessError as e:
print >> sys.stderr, 'Error on initial gc!'
print >> sys.stderr, 'Output was """'
print >> sys.stderr, e.output
print >> sys.stderr, '"""'
raise
logger.info('Done with gc!')
for i, article in enumerate(articles):
logger.debug('Woo: %s %s %s (%s/%s)', article.minutes_since_update(),
article.minutes_since_check(), update_priority(article),
i + 1, len(articles))
delay = get_update_delay(article.minutes_since_update())
# isn't this inherent in update_priority being > 1 above?
if article.minutes_since_check() < delay and not do_all:
continue
logger.info('Considering %s', article.url)
article.last_check = datetime.now()
try:
update_article(article)
except Exception, e:
if isinstance(e, subprocess.CalledProcessError):
logger.error('CalledProcessError when updating %s',
article.url)
logger.error(repr(e.output))
else:
logger.error('Unknown exception when updating %s', article.url)
logger.error(traceback.format_exc())
article.save()
def update_versions(todays_repo, do_all=False):
logger.info('Looking for articles to check')
# For memory issues, restrict to the last year of articles
threshold = datetime.now() - timedelta(days=366)
article_query = models.Article.objects.exclude(git_dir='old').filter(Q(last_update__gt=threshold) |
Q(initial_date__gt=threshold))
articles = list(article_query)
total_articles = len(articles)
update_priority = lambda x: x.minutes_since_check() * 1. / get_update_delay(x.minutes_since_update())
articles = sorted([a for a in articles if update_priority(a) > 1 or do_all],
key=update_priority, reverse=True)
logger.info('Checking %s of %s articles', len(articles), total_articles)
# Do git gc at the beginning, so if we're falling behind and killed
# it still happens and I don't run out of quota. =)
logger.info('Starting with gc:')
try:
run_git_command(['gc'], models.GIT_DIR + todays_repo)
except subprocess.CalledProcessError as e:
print >> sys.stderr, 'Error on initial gc!'
print >> sys.stderr, 'Output was """'
print >> sys.stderr, e.output
print >> sys.stderr, '"""'
raise
logger.info('Done!')
for i, article in enumerate(articles):
logger.debug('Woo: %s %s %s (%s/%s)',
article.minutes_since_update(),
article.minutes_since_check(),
update_priority(article), i+1, len(articles))
delay = get_update_delay(article.minutes_since_update())
if article.minutes_since_check() < delay and not do_all:
continue
logger.info('Considering %s', article.url)
article.last_check = datetime.now()
try:
update_article(article)
except Exception, e:
if isinstance(e, subprocess.CalledProcessError):
logger.error('CalledProcessError when updating %s', article.url)
logger.error(repr(e.output))
else:
logger.error('Unknown exception when updating %s', article.url)
logger.error(traceback.format_exc())
article.save()
def main():
os.system('sudo mysql -u root -ptoor nyt -e "DROP TABLE IF EXISTS post_full;"')
os.system('sudo mysql -u root -ptoor nyt -e "CREATE TABLE post_full(id BIGINT(20), url TEXT, article TEXT);"')
db=MySQLdb.connect(host='localhost',user='******',passwd='toor',db='nyt')
db.set_character_set('utf8')
cur=db.cursor()
cur.execute('SELECT Id,Message FROM post WHERE message IS NOT NULL AND YEAR(created_time)=2013;')
for row in cur.fetchall():
post_id=row[0]
msg=row[1]
try:
article=''
url=find_url(msg)
if url:
article=load_article(url)
if article:
article=article.body
else:
article=''
else:
url=''
except Exception, e:
logger.error('Failed to process post:%d'%post_id)
logger.error('Failed url:%s'%url)
logger.error(traceback.format_exc())
time.sleep(10)
finally:
def update_versions(todays_repo, do_all=False):
articles = list(models.Article.objects.all())
total_articles = len(articles)
update_priority = lambda x: x.minutes_since_check(
) * 1. / get_update_delay(x.minutes_since_update())
articles = sorted(
[a for a in articles if update_priority(a) > 1 or do_all],
key=update_priority,
reverse=True)
logger.info('Checking %s of %s articles', len(articles), total_articles)
# Do git gc at the beginning, so if we're falling behind and killed
# it still happens and I don't run out of quota. =)
logger.info('Starting with gc:')
try:
run_git_command(['gc'], models.GIT_DIR + todays_repo)
except subprocess.CalledProcessError as e:
print >> sys.stderr, 'Error on initial gc!'
print >> sys.stderr, 'Output was """'
print >> sys.stderr, e.output
print >> sys.stderr, '"""'
raise
logger.info('Done!')
for i, article in enumerate(articles):
logger.debug('Woo: %s %s %s (%s/%s)', article.minutes_since_update(),
article.minutes_since_check(), update_priority(article),
i + 1, len(articles))
delay = get_update_delay(article.minutes_since_update())
if article.minutes_since_check() < delay and not do_all:
continue
logger.info('Considering %s', article.url)
article.last_check = datetime.now()
try:
update_article(article)
except Exception, e:
if isinstance(e, subprocess.CalledProcessError):
logger.error('CalledProcessError when updating %s',
article.url)
logger.error(repr(e.output))
else:
logger.error('Unknown exception when updating %s', article.url)
logger.error(traceback.format_exc())
article.save()
def update_versions(do_all=False):
articles = list(models.Article.objects.all())
total_articles = len(articles)
update_priority = lambda x: x.minutes_since_check() * 1. / get_update_delay(x.minutes_since_update())
articles = sorted([a for a in articles if update_priority(a) > 1 or do_all],
key=update_priority, reverse=True)
logger.info('Checking %s of %s articles', len(articles), total_articles)
# Do git gc at the beginning, so if we're falling behind and killed
# it still happens and I don't run out of quota. =)
logger.info('Starting with gc:')
try:
run_git_command(['gc'])
except subprocess.CalledProcessError as e:
print >> sys.stderr, 'Error on initial gc!'
print >> sys.stderr, 'Output was """'
print >> sys.stderr, e.output
print >> sys.stderr, '"""'
raise
logger.info('Done!')
for i, article in enumerate(articles):
logger.debug('Woo: %s %s %s (%s/%s)',
article.minutes_since_update(),
article.minutes_since_check(),
update_priority(article), i+1, len(articles))
delay = get_update_delay(article.minutes_since_update())
if article.minutes_since_check() < delay and not do_all:
continue
logger.info('Considering %s', article.url)
article.last_check = datetime.now()
try:
update_article(article)
except Exception, e:
if isinstance(e, subprocess.CalledProcessError):
logger.error('CalledProcessError when updating %s', article.url)
logger.error(repr(e.output))
else:
logger.error('Unknown exception when updating %s', article.url)
logger.error(traceback.format_exc())
article.save()
def load_article(url):
try:
parser = parsers.get_parser(url)
except KeyError:
logger.info('Unable to parse domain, skipping')
return
try:
parsed_article = parser(url)
except (AttributeError, urllib2.HTTPError, httplib.HTTPException), e:
if isinstance(e, urllib2.HTTPError) and e.msg == 'Gone':
return
logger.error('Exception when parsing %s', url)
logger.error(traceback.format_exc())
logger.error('Continuing')
return
def load_article(url):
try:
parser = parsers.get_parser(url)
except KeyError:
logger.info('Unable to parse domain, skipping')
return
try:
parsed_article = parser(url)
except (AttributeError, urllib2.HTTPError, httplib.HTTPException), e:
if isinstance(e, urllib2.HTTPError) and e.msg == 'Gone':
return
logger.error('Exception when parsing %s', url)
logger.error(traceback.format_exc())
logger.error('Continuing')
return
