58 lines
1.5 KiB
Python
58 lines
1.5 KiB
Python
|
# -*- python -*-
|
||
|
|
# -*- coding: utf-8 -*-
|
||
|
|
#
|
||
|
|
# This file is part of the easydev software
|
||
|
|
#
|
||
|
|
# Copyright (c) 2011-2017
|
||
|
|
#
|
||
|
|
# File author(s): Thomas Cokelaer <cokelaer@gmail.com>
|
||
|
|
#
|
||
|
|
# Distributed under the GPLv3 License.
|
||
|
|
# See accompanying file LICENSE.txt or copy at
|
||
|
|
# http://www.gnu.org/licenses/gpl-3.0.html
|
||
|
|
#
|
||
|
|
# Website: https://github.com/cokelaer/easydev
|
||
|
|
# Documentation: http://easydev-python.readthedocs.io
|
||
|
|
#
|
||
|
|
##############################################################################
|
||
|
|
"""Utilities related to the web"""
|
||
|
|
try:
|
||
|
|
import httplib
|
||
|
|
except ImportError:
|
||
|
|
import http.client as httplib
|
||
|
|
|
||
|
|
|
||
|
|
__all__ = ["isurl_reachable"]
|
||
|
|
|
||
|
|
|
||
|
|
def isurl_reachable(url, timeout=10, path="/"): # pragma: no cover
|
||
|
|
"""Checks if an URL exists or nor
|
||
|
|
|
||
|
|
:param str url: the url to look for
|
||
|
|
:param str path: Used in request.request at the
|
||
|
|
url path following the domain name. For instance,
|
||
|
|
www.ensembl.org is the site url but actually
|
||
|
|
we want to check this full url www.ensembl.org/biomart/martview
|
||
|
|
:return: True if it exists
|
||
|
|
|
||
|
|
.. versionchanged:: 0.9.30
|
||
|
|
"""
|
||
|
|
if url.startswith("http://") or url.startswith("https://"):
|
||
|
|
url = url.split("//")[1]
|
||
|
|
conn = httplib.HTTPConnection(url, timeout=timeout)
|
||
|
|
try:
|
||
|
|
conn.request("HEAD", path)
|
||
|
|
except:
|
||
|
|
return False
|
||
|
|
# 302 is a redirection
|
||
|
|
# 200 is okay
|
||
|
|
try:
|
||
|
|
response = conn.getresponse()
|
||
|
|
except:
|
||
|
|
return False
|
||
|
|
|
||
|
|
if response.status in [200, 302]:
|
||
|
|
return True
|
||
|
|
else:
|
||
|
|
return False
|