284 lines
11 KiB
Python
Executable File
284 lines
11 KiB
Python
Executable File
#!/usr/bin/python
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# -*- coding: utf-8 -*-
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# Copyright (c) 2015 SUSE Linux GmbH
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#
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# Permission is hereby granted, free of charge, to any person obtaining a copy
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# of this software and associated documentation files (the "Software"), to deal
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# in the Software without restriction, including without limitation the rights
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# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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# copies of the Software, and to permit persons to whom the Software is
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# furnished to do so, subject to the following conditions:
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#
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# The above copyright notice and this permission notice shall be included in
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# all copies or substantial portions of the Software.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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# SOFTWARE.
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import argparse
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import itertools
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import logging
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import sys
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from xml.etree import cElementTree as ET
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import osc.conf
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import osc.core
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import urllib2
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import sys
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import time
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import yaml
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from osclib.memoize import memoize
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OPENSUSE = 'openSUSE:Leap:42.1'
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makeurl = osc.core.makeurl
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http_GET = osc.core.http_GET
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http_DELETE = osc.core.http_DELETE
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http_PUT = osc.core.http_PUT
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http_POST = osc.core.http_POST
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class UpdateCrawler(object):
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def __init__(self, from_prj, caching = True):
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self.from_prj = from_prj
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self.caching = caching
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self.apiurl = osc.conf.config['apiurl']
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self.project_preference_order = [
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'SUSE:SLE-12-SP1:Update',
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'SUSE:SLE-12-SP1:GA',
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'SUSE:SLE-12:Update',
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'SUSE:SLE-12:GA',
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'openSUSE:Factory',
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]
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self.parse_lookup()
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self.packages = dict()
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for project in [self.from_prj] + self.project_preference_order:
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self.packages[project] = self.get_source_packages(project)
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def latest_packages(self):
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data = self.cached_GET(makeurl(self.apiurl,
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['project', 'latest_commits', self.from_prj]))
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lc = ET.fromstring(data)
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packages = set()
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for entry in lc.findall('{http://www.w3.org/2005/Atom}entry'):
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title = entry.find('{http://www.w3.org/2005/Atom}title').text
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if title.startswith('In '):
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packages.add(title[3:].split(' ')[0])
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return sorted(packages)
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def parse_lookup(self):
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self.lookup = yaml.load(self._load_lookup_file())
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self.lookup_changes = 0
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def _load_lookup_file(self):
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return self.cached_GET(makeurl(self.apiurl,
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['source', self.from_prj, '00Meta', 'lookup.yml']))
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def _put_lookup_file(self, data):
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return http_PUT(makeurl(self.apiurl,
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['source', self.from_prj, '00Meta', 'lookup.yml']), data=data)
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def store_lookup(self):
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data = yaml.dump(self.lookup, default_flow_style=False, explicit_start=True)
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self._put_lookup_file(data)
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self.lookup_changes = 0
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@memoize()
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def _cached_GET(self, url):
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return self.retried_GET(url).read()
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def cached_GET(self, url):
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if self.caching:
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return self._cached_GET(url)
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return self.retried_GET(url).read()
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def retried_GET(self, url):
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try:
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return http_GET(url)
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except urllib2.HTTPError, e:
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if 500 <= e.code <= 599:
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print 'Retrying {}'.format(url)
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time.sleep(1)
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return self.retried_GET(url)
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raise e
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def get_source_packages(self, project, expand=False):
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"""Return the list of packages in a project."""
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query = {'expand': 1} if expand else {}
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root = ET.fromstring(
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self.cached_GET(makeurl(self.apiurl,
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['source', project],
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query=query)))
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packages = [i.get('name') for i in root.findall('entry')]
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return packages
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def _get_source_package(self, project, package, revision):
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opts = { 'view': 'info' }
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if revision:
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opts['rev'] = revision
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return self.cached_GET(makeurl(self.apiurl,
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['source', project, package], opts))
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def crawl(self, given_packages = None):
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"""Main method of the class that run the crawler."""
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self.try_to_find_left_packages(given_packages or self.packages[self.from_prj])
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self.store_lookup()
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def check_source_in_project(self, project, package, verifymd5):
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if not package in self.packages[project]:
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return None, None
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try:
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his = self.cached_GET(makeurl(self.apiurl,
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['source', project, package, '_history']))
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except urllib2.HTTPError:
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return None, None
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his = ET.fromstring(his)
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historyrevs = dict()
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revs = list()
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for rev in his.findall('revision'):
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historyrevs[rev.find('srcmd5').text] = rev.get('rev')
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revs.append(rev.find('srcmd5').text)
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revs.reverse()
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for i in range(min(len(revs), 5)): # check last commits
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srcmd5=revs.pop(0)
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root = self.cached_GET(makeurl(self.apiurl,
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['source', project, package], { 'rev': srcmd5, 'view': 'info'}))
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root = ET.fromstring(root)
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if root.get('verifymd5') == verifymd5:
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return srcmd5, historyrevs[srcmd5]
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return None, None
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# check if we can find the srcmd5 in any of our underlay
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# projects
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def try_to_find_left_packages(self, packages):
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for package in sorted(packages):
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lproject = self.lookup.get(package, None)
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if not package in self.packages[self.from_prj]:
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print package, "does not exist"
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continue
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root = ET.fromstring(self._get_source_package(self.from_prj, package, None))
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linked = root.find('linked')
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if not linked is None and linked.get('package') != package:
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logging.warn("link mismatch: %s <> %s, subpackage?", linked.get('package'), package)
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self.lookup[package] = 'subpackage of {}'.format(linked.get('package'))
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self.lookup_changes += 1
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continue
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if lproject and lproject != 'FORK':
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srcmd5, rev = self.check_source_in_project(lproject, package, root.get('verifymd5'))
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if srcmd5:
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print "Lookup is correct", package, lproject
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continue
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logging.debug("check where %s came from", package)
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foundit = False
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for project in self.project_preference_order:
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srcmd5, rev = self.check_source_in_project(project, package, root.get('verifymd5'))
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if srcmd5:
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logging.debug('%s -> %s', package, project)
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self.lookup[package] = project
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self.lookup_changes += 1
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foundit = True
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break
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if not foundit:
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self.lookup[package] = 'FORK'
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self.lookup_changes += 1
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logging.debug('%s is a fork', package)
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# avoid loosing too much work
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if self.lookup_changes > 50:
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self.store_lookup()
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def get_link(self, project, package):
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try:
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link = self.cached_GET(makeurl(self.apiurl,
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['source', project, package, '_link']))
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except urllib2.HTTPError:
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return None
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return ET.fromstring(link)
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def get_specfiles(self, project, package):
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url = makeurl(self.apiurl, ['source', project, package], { 'expand': '1' } )
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root = None
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while root is None:
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try:
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root = ET.fromstring(self.cached_GET(url))
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except urllib2.HTTPError as e:
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print "ERR", e.reason
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# this can happen if the build service didn't yet work on the previous commit
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if e.code == 400 and e.reason == 'service in progress':
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time.sleep(1)
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continue
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raise
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files = [ entry.get('name').replace('.spec', '') for entry in root.findall('entry') if entry.get('name').endswith('.spec') ]
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if len(files) == 1:
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return None, files[0]
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mainpackage = None
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for subpackage in files[:]:
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link = self.get_link(project, subpackage)
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if link is not None:
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if link.get('project') and link.get('project') != project:
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mainpackage = subpackage
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files.remove(subpackage)
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logging.info("%s/%s subpackages: %s [%s]", project, package, mainpackage, ','.join(files))
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return files, mainpackage
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def main(args):
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# Configure OSC
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osc.conf.get_config(override_apiurl=args.apiurl)
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osc.conf.config['debug'] = args.debug
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uc = UpdateCrawler(args.from_prj, caching = args.cache_requests )
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given_packages = args.packages
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if not given_packages:
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given_packages = uc.latest_packages()
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uc.crawl(given_packages)
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if __name__ == '__main__':
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description = 'maintain sort openSUSE:42 packages into subprojects'
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parser = argparse.ArgumentParser(description=description)
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parser.add_argument('-A', '--apiurl', metavar='URL', help='API URL')
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parser.add_argument('-d', '--debug', action='store_true',
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help='print info useful for debuging')
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parser.add_argument('-f', '--from', dest='from_prj', metavar='PROJECT',
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help='project where to get the updates (default: %s)' % OPENSUSE,
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default=OPENSUSE)
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parser.add_argument('-n', '--dry', action='store_true',
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help='dry run, no POST, PUT, DELETE')
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parser.add_argument('--cache-requests', action='store_true', default=False,
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help='cache GET requests. Not recommended for daily use.')
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parser.add_argument("packages", nargs='*', help="packages to check")
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args = parser.parse_args()
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# Set logging configuration
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logging.basicConfig(level=logging.DEBUG if args.debug
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else logging.INFO)
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if args.dry:
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def dryrun(t, *args, **kwargs):
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return lambda *args, **kwargs: logging.debug("dryrun %s %s %s", t, args, str(kwargs)[:200])
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http_POST = dryrun('POST')
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http_PUT = dryrun('PUT')
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http_DELETE = dryrun('DELETE')
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sys.exit(main(args))
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# vim:sw=4 et
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