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https://gitlab.winehq.org/wine/wine-gecko.git
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118 lines
3.9 KiB
Python
118 lines
3.9 KiB
Python
#! /usr/bin/env python
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#
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# Script name: talos_from_code.py
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# Purpose: Read from a talos.json file the different files to download for a talos job
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# Author(s): Zambrano Gasparnian, Armen <armenzg@mozilla.com>
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# Target: Python 2.5
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#
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from optparse import OptionParser
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try:
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import json
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except:
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import simplejson as json
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import re
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import urllib2
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import urlparse
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import sys
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import os
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def main():
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'''
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This script downloads a talos.json file which indicates which files to download
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for a talos job.
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See a talos.json file for a better understand:
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http://hg.mozilla.org/mozilla-central/raw-file/default/testing/talos/talos.json
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'''
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parser = OptionParser()
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parser.add_option("--talos-json-url", dest="talos_json_url", type="string",
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help="It indicates from where to download the talos.json file.")
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(options, args) = parser.parse_args()
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# 1) check that the url was passed
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if options.talos_json_url == None:
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print "You need to specify --talos-json-url."
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sys.exit(1)
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# 2) try to download the talos.json file
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try:
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jsonFilename = download_file(options.talos_json_url)
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except Exception, e:
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print "ERROR: We tried to download the talos.json file but something failed."
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print "ERROR: %s" % str(e)
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sys.exit(1)
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# 3) download the necessary files
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print "INFO: talos.json URL: %s" % options.talos_json_url
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try:
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key = 'talos.zip'
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entity = get_value(jsonFilename, key)
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if passesRestrictions(options.talos_json_url, entity["url"]):
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# the key is at the same time the filename e.g. talos.zip
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print "INFO: Downloading %s as %s" % (entity["url"], os.path.join(entity["path"], key))
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download_file(entity["url"], entity["path"], key)
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else:
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print "ERROR: You have tried to download a file " + \
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"from: %s " % fileUrl + \
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"which is a location different than http://build.mozilla.org/talos/"
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print "ERROR: This is only allowed for the certain branches."
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sys.exit(1)
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except Exception, e:
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print "ERROR: %s" % str(e)
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sys.exit(1)
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def passesRestrictions(talosJsonUrl, fileUrl):
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'''
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Only certain branches are exempted from having to host their downloadable files
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in build.mozilla.org
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'''
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if talosJsonUrl.startswith("http://hg.mozilla.org/try/") == True or \
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talosJsonUrl.startswith("http://hg.mozilla.org/projects/pine/") == True:
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return True
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else:
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p = re.compile('^http://build.mozilla.org/talos/')
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m = p.match(fileUrl)
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if m == None:
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return False
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return True
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def get_filename_from_url(url):
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'''
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This returns the filename of the file we're trying to download
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'''
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parsed = urlparse.urlsplit(url.rstrip('/'))
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if parsed.path != '':
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return parsed.path.rsplit('/', 1)[-1]
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else:
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print "ERROR: We were trying to download a file from %s " + \
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"but the URL seems to be incorrect."
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sys.exit(1)
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def download_file(url, path="", saveAs=None):
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'''
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It downloads a file from URL to the indicated path
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'''
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req = urllib2.Request(url)
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f = urllib2.urlopen(req)
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if path != "" and not os.path.isdir(path):
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try:
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os.makedirs(path)
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print "INFO: directory %s created" % path
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except Exception, e:
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print "ERROR: %s" % str(e)
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sys.exit(1)
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filename = saveAs if saveAs else get_filename_from_url(url)
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local_file = open(os.path.join(path, filename), 'wb')
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local_file.write(f.read())
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local_file.close()
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return filename
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def get_value(json_filename, key):
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'''
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It loads up a JSON file and returns the value for the given string
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'''
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f = open(json_filename, 'r')
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return json.load(f)[key]
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if __name__ == '__main__':
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main()
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