The Gatekeeper, or a project gating system
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 

177 lines
5.8 KiB

# Copyright 2012 Hewlett-Packard Development Company, L.P.
#
# 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
import voluptuous as vs
from urllib.parse import urlparse
from zuul.source import BaseSource
from zuul.model import Project
from zuul.driver.gerrit.gerritmodel import GerritRefFilter
from zuul.driver.util import scalar_or_list, to_list
from zuul.lib.dependson import find_dependency_headers
class GerritSource(BaseSource):
name = 'gerrit'
log = logging.getLogger("zuul.source.Gerrit")
def __init__(self, driver, connection, config=None):
hostname = connection.canonical_hostname
super(GerritSource, self).__init__(driver, connection,
hostname, config)
prefix_ui = urlparse(self.connection.baseurl).path
if prefix_ui:
prefix_ui = prefix_ui.lstrip('/').rstrip('/')
prefix_ui += '/'
self.change_re = re.compile(
r"/%s(\#\/c\/|c\/.*\/\+\/)?(\d+)[\w]*" % prefix_ui)
def getRefSha(self, project, ref):
return self.connection.getRefSha(project, ref)
def isMerged(self, change, head=None):
return self.connection.isMerged(change, head)
def canMerge(self, change, allow_needs, event=None, allow_refresh=False):
# Gerrit changes have no volatile data that cannot be updated via
# events and thus needs not to act on allow_refresh.
return self.connection.canMerge(change, allow_needs, event=event)
def postConfig(self):
pass
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
path = parsed.path
if parsed.fragment:
path += '#' + parsed.fragment
m = self.change_re.match(path)
if not m:
return None
try:
change_no = int(m.group(2))
except ValueError:
return None
query = "change:%s" % (change_no,)
results = self.connection.simpleQuery(query, event=event)
if not results:
return None
change = self.connection._getChange(
results[0].number, results[0].current_patchset,
event=event)
return change
def getChangesDependingOn(self, change, projects, tenant):
changes = []
if not change.uris:
return changes
queries = set()
for uri in change.uris:
queries.add('message:{Depends-On: %s}' % uri)
query = '(' + ' OR '.join(queries) + ')'
results = self.connection.simpleQuery(query)
seen = set()
for result in results:
for match in find_dependency_headers(result.message):
found = False
for uri in change.uris:
if uri in match:
found = True
break
if not found:
continue
key = (result.number, result.current_patchset)
if key in seen:
continue
seen.add(key)
change = self.connection._getChange(
result.number, result.current_patchset)
changes.append(change)
return changes
def getCachedChanges(self):
for x in list(self.connection._change_cache.values()):
for y in list(x.values()):
yield y
def getProject(self, name):
p = self.connection.getProject(name)
if not p:
p = Project(name, self)
self.connection.addProject(p)
return p
def getProjectOpenChanges(self, project):
return self.connection.getProjectOpenChanges(project)
def getProjectBranches(self, project, tenant):
return self.connection.getProjectBranches(project, tenant)
def getGitUrl(self, project):
return self.connection.getGitUrl(project)
def _getGitwebUrl(self, project, sha=None):
return self.connection._getGitwebUrl(project, sha)
def getRequireFilters(self, config):
f = GerritRefFilter(
connection_name=self.connection.connection_name,
open=config.get('open'),
current_patchset=config.get('current-patchset'),
statuses=to_list(config.get('status')),
required_approvals=to_list(config.get('approval')),
)
return [f]
def getRejectFilters(self, config):
f = GerritRefFilter(
connection_name=self.connection.connection_name,
reject_approvals=to_list(config.get('approval')),
)
return [f]
def getRefForChange(self, change):
partial = str(change).zfill(2)[-2:]
return "refs/changes/%s/%s/.*" % (partial, change)
approval = vs.Schema({'username': str,
'email': str,
'older-than': str,
'newer-than': str,
}, extra=vs.ALLOW_EXTRA)
def getRequireSchema():
require = {'approval': scalar_or_list(approval),
'open': bool,
'current-patchset': bool,
'status': scalar_or_list(str)}
return require
def getRejectSchema():
reject = {'approval': scalar_or_list(approval)}
return reject