mirror of
https://gerrit.googlesource.com/git-repo
synced 2024-12-21 07:16:21 +00:00
8a68ff9605
Fix the following issues reported by pylint: C0321: More than one statement on a single line W0622: Redefining built-in 'name' W0612: Unused variable 'name' W0613: Unused argument 'name' W0102: Dangerous default value 'value' as argument W0105: String statement has no effect Also fixed a few cases of inconsistent indentation. Change-Id: Ie0db839e7c57d576cff12d8c055fe87030d00744
660 lines
21 KiB
Python
660 lines
21 KiB
Python
#
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# Copyright (C) 2008 The Android Open Source Project
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import itertools
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import os
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import re
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import sys
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import urlparse
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import xml.dom.minidom
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from git_config import GitConfig
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from git_refs import R_HEADS, HEAD
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from project import RemoteSpec, Project, MetaProject
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from error import ManifestParseError
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MANIFEST_FILE_NAME = 'manifest.xml'
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LOCAL_MANIFEST_NAME = 'local_manifest.xml'
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urlparse.uses_relative.extend(['ssh', 'git'])
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urlparse.uses_netloc.extend(['ssh', 'git'])
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class _Default(object):
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"""Project defaults within the manifest."""
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revisionExpr = None
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remote = None
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sync_j = 1
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sync_c = False
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class _XmlRemote(object):
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def __init__(self,
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name,
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alias=None,
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fetch=None,
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manifestUrl=None,
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review=None):
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self.name = name
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self.fetchUrl = fetch
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self.manifestUrl = manifestUrl
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self.remoteAlias = alias
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self.reviewUrl = review
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self.resolvedFetchUrl = self._resolveFetchUrl()
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def _resolveFetchUrl(self):
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url = self.fetchUrl.rstrip('/')
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manifestUrl = self.manifestUrl.rstrip('/')
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# urljoin will get confused if there is no scheme in the base url
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# ie, if manifestUrl is of the form <hostname:port>
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if manifestUrl.find(':') != manifestUrl.find('/') - 1:
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manifestUrl = 'gopher://' + manifestUrl
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url = urlparse.urljoin(manifestUrl, url)
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return re.sub(r'^gopher://', '', url)
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def ToRemoteSpec(self, projectName):
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url = self.resolvedFetchUrl.rstrip('/') + '/' + projectName
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remoteName = self.name
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if self.remoteAlias:
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remoteName = self.remoteAlias
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return RemoteSpec(remoteName, url, self.reviewUrl)
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class XmlManifest(object):
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"""manages the repo configuration file"""
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def __init__(self, repodir):
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self.repodir = os.path.abspath(repodir)
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self.topdir = os.path.dirname(self.repodir)
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self.manifestFile = os.path.join(self.repodir, MANIFEST_FILE_NAME)
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self.globalConfig = GitConfig.ForUser()
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self.repoProject = MetaProject(self, 'repo',
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gitdir = os.path.join(repodir, 'repo/.git'),
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worktree = os.path.join(repodir, 'repo'))
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self.manifestProject = MetaProject(self, 'manifests',
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gitdir = os.path.join(repodir, 'manifests.git'),
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worktree = os.path.join(repodir, 'manifests'))
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self._Unload()
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def Override(self, name):
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"""Use a different manifest, just for the current instantiation.
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"""
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path = os.path.join(self.manifestProject.worktree, name)
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if not os.path.isfile(path):
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raise ManifestParseError('manifest %s not found' % name)
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old = self.manifestFile
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try:
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self.manifestFile = path
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self._Unload()
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self._Load()
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finally:
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self.manifestFile = old
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def Link(self, name):
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"""Update the repo metadata to use a different manifest.
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"""
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self.Override(name)
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try:
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if os.path.exists(self.manifestFile):
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os.remove(self.manifestFile)
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os.symlink('manifests/%s' % name, self.manifestFile)
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except OSError:
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raise ManifestParseError('cannot link manifest %s' % name)
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def _RemoteToXml(self, r, doc, root):
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e = doc.createElement('remote')
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root.appendChild(e)
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e.setAttribute('name', r.name)
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e.setAttribute('fetch', r.fetchUrl)
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if r.reviewUrl is not None:
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e.setAttribute('review', r.reviewUrl)
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def Save(self, fd, peg_rev=False, peg_rev_upstream=True):
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"""Write the current manifest out to the given file descriptor.
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"""
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mp = self.manifestProject
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groups = mp.config.GetString('manifest.groups')
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if not groups:
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groups = 'all'
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groups = [x for x in re.split(r'[,\s]+', groups) if x]
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doc = xml.dom.minidom.Document()
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root = doc.createElement('manifest')
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doc.appendChild(root)
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# Save out the notice. There's a little bit of work here to give it the
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# right whitespace, which assumes that the notice is automatically indented
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# by 4 by minidom.
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if self.notice:
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notice_element = root.appendChild(doc.createElement('notice'))
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notice_lines = self.notice.splitlines()
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indented_notice = ('\n'.join(" "*4 + line for line in notice_lines))[4:]
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notice_element.appendChild(doc.createTextNode(indented_notice))
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d = self.default
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sort_remotes = list(self.remotes.keys())
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sort_remotes.sort()
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for r in sort_remotes:
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self._RemoteToXml(self.remotes[r], doc, root)
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if self.remotes:
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root.appendChild(doc.createTextNode(''))
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have_default = False
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e = doc.createElement('default')
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if d.remote:
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have_default = True
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e.setAttribute('remote', d.remote.name)
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if d.revisionExpr:
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have_default = True
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e.setAttribute('revision', d.revisionExpr)
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if d.sync_j > 1:
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have_default = True
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e.setAttribute('sync-j', '%d' % d.sync_j)
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if d.sync_c:
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have_default = True
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e.setAttribute('sync-c', 'true')
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if have_default:
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root.appendChild(e)
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root.appendChild(doc.createTextNode(''))
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if self._manifest_server:
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e = doc.createElement('manifest-server')
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e.setAttribute('url', self._manifest_server)
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root.appendChild(e)
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root.appendChild(doc.createTextNode(''))
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sort_projects = list(self.projects.keys())
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sort_projects.sort()
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for p in sort_projects:
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p = self.projects[p]
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if not p.MatchesGroups(groups):
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continue
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e = doc.createElement('project')
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root.appendChild(e)
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e.setAttribute('name', p.name)
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if p.relpath != p.name:
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e.setAttribute('path', p.relpath)
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if not d.remote or p.remote.name != d.remote.name:
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e.setAttribute('remote', p.remote.name)
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if peg_rev:
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if self.IsMirror:
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value = p.bare_git.rev_parse(p.revisionExpr + '^0')
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else:
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value = p.work_git.rev_parse(HEAD + '^0')
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e.setAttribute('revision', value)
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if peg_rev_upstream and value != p.revisionExpr:
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# Only save the origin if the origin is not a sha1, and the default
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# isn't our value, and the if the default doesn't already have that
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# covered.
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e.setAttribute('upstream', p.revisionExpr)
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elif not d.revisionExpr or p.revisionExpr != d.revisionExpr:
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e.setAttribute('revision', p.revisionExpr)
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for c in p.copyfiles:
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ce = doc.createElement('copyfile')
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ce.setAttribute('src', c.src)
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ce.setAttribute('dest', c.dest)
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e.appendChild(ce)
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default_groups = ['all', 'name:%s' % p.name, 'path:%s' % p.relpath]
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egroups = [g for g in p.groups if g not in default_groups]
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if egroups:
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e.setAttribute('groups', ','.join(egroups))
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for a in p.annotations:
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if a.keep == "true":
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ae = doc.createElement('annotation')
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ae.setAttribute('name', a.name)
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ae.setAttribute('value', a.value)
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e.appendChild(ae)
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if p.sync_c:
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e.setAttribute('sync-c', 'true')
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if self._repo_hooks_project:
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root.appendChild(doc.createTextNode(''))
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e = doc.createElement('repo-hooks')
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e.setAttribute('in-project', self._repo_hooks_project.name)
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e.setAttribute('enabled-list',
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' '.join(self._repo_hooks_project.enabled_repo_hooks))
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root.appendChild(e)
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doc.writexml(fd, '', ' ', '\n', 'UTF-8')
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@property
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def projects(self):
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self._Load()
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return self._projects
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@property
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def remotes(self):
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self._Load()
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return self._remotes
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@property
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def default(self):
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self._Load()
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return self._default
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@property
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def repo_hooks_project(self):
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self._Load()
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return self._repo_hooks_project
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@property
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def notice(self):
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self._Load()
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return self._notice
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@property
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def manifest_server(self):
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self._Load()
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return self._manifest_server
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@property
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def IsMirror(self):
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return self.manifestProject.config.GetBoolean('repo.mirror')
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def _Unload(self):
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self._loaded = False
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self._projects = {}
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self._remotes = {}
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self._default = None
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self._repo_hooks_project = None
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self._notice = None
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self.branch = None
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self._manifest_server = None
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def _Load(self):
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if not self._loaded:
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m = self.manifestProject
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b = m.GetBranch(m.CurrentBranch).merge
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if b is not None and b.startswith(R_HEADS):
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b = b[len(R_HEADS):]
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self.branch = b
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nodes = []
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nodes.append(self._ParseManifestXml(self.manifestFile,
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self.manifestProject.worktree))
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local = os.path.join(self.repodir, LOCAL_MANIFEST_NAME)
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if os.path.exists(local):
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nodes.append(self._ParseManifestXml(local, self.repodir))
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self._ParseManifest(nodes)
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if self.IsMirror:
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self._AddMetaProjectMirror(self.repoProject)
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self._AddMetaProjectMirror(self.manifestProject)
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self._loaded = True
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def _ParseManifestXml(self, path, include_root):
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root = xml.dom.minidom.parse(path)
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if not root or not root.childNodes:
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raise ManifestParseError("no root node in %s" % (path,))
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for manifest in root.childNodes:
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if manifest.nodeName == 'manifest':
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break
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else:
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raise ManifestParseError("no <manifest> in %s" % (path,))
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nodes = []
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for node in manifest.childNodes:
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if node.nodeName == 'include':
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name = self._reqatt(node, 'name')
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fp = os.path.join(include_root, name)
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if not os.path.isfile(fp):
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raise ManifestParseError, \
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"include %s doesn't exist or isn't a file" % \
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(name,)
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try:
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nodes.extend(self._ParseManifestXml(fp, include_root))
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# should isolate this to the exact exception, but that's
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# tricky. actual parsing implementation may vary.
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except (KeyboardInterrupt, RuntimeError, SystemExit):
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raise
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except Exception, e:
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raise ManifestParseError(
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"failed parsing included manifest %s: %s", (name, e))
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else:
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nodes.append(node)
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return nodes
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def _ParseManifest(self, node_list):
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for node in itertools.chain(*node_list):
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if node.nodeName == 'remote':
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remote = self._ParseRemote(node)
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if self._remotes.get(remote.name):
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raise ManifestParseError(
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'duplicate remote %s in %s' %
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(remote.name, self.manifestFile))
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self._remotes[remote.name] = remote
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for node in itertools.chain(*node_list):
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if node.nodeName == 'default':
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if self._default is not None:
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raise ManifestParseError(
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'duplicate default in %s' %
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(self.manifestFile))
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self._default = self._ParseDefault(node)
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if self._default is None:
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self._default = _Default()
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for node in itertools.chain(*node_list):
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if node.nodeName == 'notice':
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if self._notice is not None:
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raise ManifestParseError(
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'duplicate notice in %s' %
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(self.manifestFile))
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self._notice = self._ParseNotice(node)
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for node in itertools.chain(*node_list):
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if node.nodeName == 'manifest-server':
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url = self._reqatt(node, 'url')
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if self._manifest_server is not None:
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raise ManifestParseError(
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'duplicate manifest-server in %s' %
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(self.manifestFile))
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self._manifest_server = url
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for node in itertools.chain(*node_list):
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if node.nodeName == 'project':
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project = self._ParseProject(node)
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if self._projects.get(project.name):
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raise ManifestParseError(
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'duplicate project %s in %s' %
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(project.name, self.manifestFile))
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self._projects[project.name] = project
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if node.nodeName == 'repo-hooks':
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# Get the name of the project and the (space-separated) list of enabled.
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repo_hooks_project = self._reqatt(node, 'in-project')
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enabled_repo_hooks = self._reqatt(node, 'enabled-list').split()
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# Only one project can be the hooks project
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if self._repo_hooks_project is not None:
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raise ManifestParseError(
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'duplicate repo-hooks in %s' %
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(self.manifestFile))
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# Store a reference to the Project.
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try:
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self._repo_hooks_project = self._projects[repo_hooks_project]
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except KeyError:
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raise ManifestParseError(
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'project %s not found for repo-hooks' %
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(repo_hooks_project))
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# Store the enabled hooks in the Project object.
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self._repo_hooks_project.enabled_repo_hooks = enabled_repo_hooks
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if node.nodeName == 'remove-project':
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name = self._reqatt(node, 'name')
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try:
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del self._projects[name]
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except KeyError:
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raise ManifestParseError(
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'project %s not found' %
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(name))
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# If the manifest removes the hooks project, treat it as if it deleted
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# the repo-hooks element too.
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if self._repo_hooks_project and (self._repo_hooks_project.name == name):
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self._repo_hooks_project = None
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def _AddMetaProjectMirror(self, m):
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name = None
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m_url = m.GetRemote(m.remote.name).url
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if m_url.endswith('/.git'):
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raise ManifestParseError, 'refusing to mirror %s' % m_url
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if self._default and self._default.remote:
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url = self._default.remote.resolvedFetchUrl
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if not url.endswith('/'):
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url += '/'
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if m_url.startswith(url):
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remote = self._default.remote
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name = m_url[len(url):]
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if name is None:
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s = m_url.rindex('/') + 1
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manifestUrl = self.manifestProject.config.GetString('remote.origin.url')
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remote = _XmlRemote('origin', fetch=m_url[:s], manifestUrl=manifestUrl)
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name = m_url[s:]
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if name.endswith('.git'):
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name = name[:-4]
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if name not in self._projects:
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m.PreSync()
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gitdir = os.path.join(self.topdir, '%s.git' % name)
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project = Project(manifest = self,
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name = name,
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remote = remote.ToRemoteSpec(name),
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gitdir = gitdir,
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worktree = None,
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relpath = None,
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revisionExpr = m.revisionExpr,
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revisionId = None)
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self._projects[project.name] = project
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def _ParseRemote(self, node):
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"""
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reads a <remote> element from the manifest file
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"""
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name = self._reqatt(node, 'name')
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alias = node.getAttribute('alias')
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if alias == '':
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alias = None
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fetch = self._reqatt(node, 'fetch')
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review = node.getAttribute('review')
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if review == '':
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review = None
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manifestUrl = self.manifestProject.config.GetString('remote.origin.url')
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return _XmlRemote(name, alias, fetch, manifestUrl, review)
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def _ParseDefault(self, node):
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"""
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reads a <default> element from the manifest file
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"""
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d = _Default()
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d.remote = self._get_remote(node)
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d.revisionExpr = node.getAttribute('revision')
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if d.revisionExpr == '':
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d.revisionExpr = None
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sync_j = node.getAttribute('sync-j')
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if sync_j == '' or sync_j is None:
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d.sync_j = 1
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else:
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d.sync_j = int(sync_j)
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sync_c = node.getAttribute('sync-c')
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if not sync_c:
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d.sync_c = False
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else:
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d.sync_c = sync_c.lower() in ("yes", "true", "1")
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return d
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def _ParseNotice(self, node):
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"""
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reads a <notice> element from the manifest file
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The <notice> element is distinct from other tags in the XML in that the
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data is conveyed between the start and end tag (it's not an empty-element
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tag).
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The white space (carriage returns, indentation) for the notice element is
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relevant and is parsed in a way that is based on how python docstrings work.
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In fact, the code is remarkably similar to here:
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http://www.python.org/dev/peps/pep-0257/
|
|
"""
|
|
# Get the data out of the node...
|
|
notice = node.childNodes[0].data
|
|
|
|
# Figure out minimum indentation, skipping the first line (the same line
|
|
# as the <notice> tag)...
|
|
minIndent = sys.maxint
|
|
lines = notice.splitlines()
|
|
for line in lines[1:]:
|
|
lstrippedLine = line.lstrip()
|
|
if lstrippedLine:
|
|
indent = len(line) - len(lstrippedLine)
|
|
minIndent = min(indent, minIndent)
|
|
|
|
# Strip leading / trailing blank lines and also indentation.
|
|
cleanLines = [lines[0].strip()]
|
|
for line in lines[1:]:
|
|
cleanLines.append(line[minIndent:].rstrip())
|
|
|
|
# Clear completely blank lines from front and back...
|
|
while cleanLines and not cleanLines[0]:
|
|
del cleanLines[0]
|
|
while cleanLines and not cleanLines[-1]:
|
|
del cleanLines[-1]
|
|
|
|
return '\n'.join(cleanLines)
|
|
|
|
def _ParseProject(self, node):
|
|
"""
|
|
reads a <project> element from the manifest file
|
|
"""
|
|
name = self._reqatt(node, 'name')
|
|
|
|
remote = self._get_remote(node)
|
|
if remote is None:
|
|
remote = self._default.remote
|
|
if remote is None:
|
|
raise ManifestParseError, \
|
|
"no remote for project %s within %s" % \
|
|
(name, self.manifestFile)
|
|
|
|
revisionExpr = node.getAttribute('revision')
|
|
if not revisionExpr:
|
|
revisionExpr = self._default.revisionExpr
|
|
if not revisionExpr:
|
|
raise ManifestParseError, \
|
|
"no revision for project %s within %s" % \
|
|
(name, self.manifestFile)
|
|
|
|
path = node.getAttribute('path')
|
|
if not path:
|
|
path = name
|
|
if path.startswith('/'):
|
|
raise ManifestParseError, \
|
|
"project %s path cannot be absolute in %s" % \
|
|
(name, self.manifestFile)
|
|
|
|
rebase = node.getAttribute('rebase')
|
|
if not rebase:
|
|
rebase = True
|
|
else:
|
|
rebase = rebase.lower() in ("yes", "true", "1")
|
|
|
|
sync_c = node.getAttribute('sync-c')
|
|
if not sync_c:
|
|
sync_c = False
|
|
else:
|
|
sync_c = sync_c.lower() in ("yes", "true", "1")
|
|
|
|
upstream = node.getAttribute('upstream')
|
|
|
|
groups = ''
|
|
if node.hasAttribute('groups'):
|
|
groups = node.getAttribute('groups')
|
|
groups = [x for x in re.split('[,\s]+', groups) if x]
|
|
|
|
default_groups = ['all', 'name:%s' % name, 'path:%s' % path]
|
|
groups.extend(set(default_groups).difference(groups))
|
|
|
|
if self.IsMirror:
|
|
worktree = None
|
|
gitdir = os.path.join(self.topdir, '%s.git' % name)
|
|
else:
|
|
worktree = os.path.join(self.topdir, path).replace('\\', '/')
|
|
gitdir = os.path.join(self.repodir, 'projects/%s.git' % path)
|
|
|
|
project = Project(manifest = self,
|
|
name = name,
|
|
remote = remote.ToRemoteSpec(name),
|
|
gitdir = gitdir,
|
|
worktree = worktree,
|
|
relpath = path,
|
|
revisionExpr = revisionExpr,
|
|
revisionId = None,
|
|
rebase = rebase,
|
|
groups = groups,
|
|
sync_c = sync_c,
|
|
upstream = upstream)
|
|
|
|
for n in node.childNodes:
|
|
if n.nodeName == 'copyfile':
|
|
self._ParseCopyFile(project, n)
|
|
if n.nodeName == 'annotation':
|
|
self._ParseAnnotation(project, n)
|
|
|
|
return project
|
|
|
|
def _ParseCopyFile(self, project, node):
|
|
src = self._reqatt(node, 'src')
|
|
dest = self._reqatt(node, 'dest')
|
|
if not self.IsMirror:
|
|
# src is project relative;
|
|
# dest is relative to the top of the tree
|
|
project.AddCopyFile(src, dest, os.path.join(self.topdir, dest))
|
|
|
|
def _ParseAnnotation(self, project, node):
|
|
name = self._reqatt(node, 'name')
|
|
value = self._reqatt(node, 'value')
|
|
try:
|
|
keep = self._reqatt(node, 'keep').lower()
|
|
except ManifestParseError:
|
|
keep = "true"
|
|
if keep != "true" and keep != "false":
|
|
raise ManifestParseError, "optional \"keep\" attribute must be \"true\" or \"false\""
|
|
project.AddAnnotation(name, value, keep)
|
|
|
|
def _get_remote(self, node):
|
|
name = node.getAttribute('remote')
|
|
if not name:
|
|
return None
|
|
|
|
v = self._remotes.get(name)
|
|
if not v:
|
|
raise ManifestParseError, \
|
|
"remote %s not defined in %s" % \
|
|
(name, self.manifestFile)
|
|
return v
|
|
|
|
def _reqatt(self, node, attname):
|
|
"""
|
|
reads a required attribute from the node.
|
|
"""
|
|
v = node.getAttribute(attname)
|
|
if not v:
|
|
raise ManifestParseError, \
|
|
"no %s in <%s> within %s" % \
|
|
(attname, node.nodeName, self.manifestFile)
|
|
return v
|