The Gatekeeper, or a project gating system
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# Copyright 2018 Red Hat, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
import re
import urllib
import logging
from zuul.source import BaseSource
from zuul.model import Project
from zuul.driver.pagure.paguremodel import PagureRefFilter
from zuul.driver.util import scalar_or_list, to_list
class PagureSource(BaseSource):
name = 'pagure'
log = logging.getLogger("zuul.source.PagureSource")
def __init__(self, driver, connection, config=None):
hostname = connection.canonical_hostname
super(PagureSource, self).__init__(driver, connection,
hostname, config)
self.change_re = re.compile(r"/(.*?)/pull-request/(\d+)")
def getRefSha(self, project, ref):
"""Return a sha for a given project ref."""
raise NotImplementedError()
def waitForRefSha(self, project, ref, old_sha=''):
"""Block until a ref shows up in a given project."""
raise NotImplementedError()
def isMerged(self, change, head=None):
"""Determine if change is merged."""
if not change.number:
# Not a pull request, considering merged.
return True
return change.is_merged
def canMerge(self, change, allow_needs, event=None, allow_refresh=False):
"""Determine if change can merge."""
if not change.number:
# Not a pull request, considering merged.
return True
# The pagure connection fetches canmerge on demand in any case so
# allow_refresh is not necessary
return self.connection.canMerge(change, allow_needs, event=event)
def postConfig(self):
"""Called after configuration has been processed."""
raise NotImplementedError()
def getChange(self, event, refresh=False):
return self.connection.getChange(event, refresh)
def getChangeByURL(self, url, event):
try:
parsed = urllib.parse.urlparse(url)
except ValueError:
return None
m = self.change_re.match(parsed.path)
if not m:
return None
project_name = m.group(1)
try:
num = int(m.group(2))
except ValueError:
return None
pull = self.connection.getPull(project_name, num, event=event)
if not pull:
return None
project = self.getProject(project_name)
change = self.connection._getChange(
project, num,
patchset=pull.get('commit_stop'),
url=url,
event=event)
return change
def getChangesDependingOn(self, change, projects, tenant):
return self.connection.getChangesDependingOn(
change, projects, tenant)
def getCachedChanges(self):
return list(self.connection._change_cache.values())
def getProject(self, name):
p = self.connection.getProject(name)
if not p:
p = Project(name, self)
self.connection.addProject(p)
return p
def getProjectBranches(self, project, tenant):
return self.connection.getProjectBranches(project, tenant)
def getProjectOpenChanges(self, project):
"""Get the open changes for a project."""
raise NotImplementedError()
def updateChange(self, change, history=None):
"""Update information for a change."""
raise NotImplementedError()
def getGitUrl(self, project):
"""Get the git url for a project."""
return self.connection.getGitUrl(project)
def getGitwebUrl(self, project, sha=None):
"""Get the git-web url for a project."""
raise NotImplementedError()
def getRequireFilters(self, config):
f = PagureRefFilter(
connection_name=self.connection.connection_name,
score=config.get('score'),
open=config.get('open'),
merged=config.get('merged'),
status=config.get('status'),
tags=to_list(config.get('tags'))
)
return [f]
def getRejectFilters(self, config):
raise NotImplementedError()
def getRefForChange(self, change):
raise NotImplementedError()
# Require model
def getRequireSchema():
require = {
'score': int,
'open': bool,
'merged': bool,
'status': str,
'tags': scalar_or_list(str)
}
return require
def getRejectSchema():
reject = {}
return reject