| # |
| # Copyright (C) 2008 The Android Open Source Project |
| # |
| # 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 itertools |
| import os |
| import re |
| import sys |
| import urlparse |
| import xml.dom.minidom |
| |
| from git_config import GitConfig |
| from git_refs import R_HEADS, HEAD |
| from project import RemoteSpec, Project, MetaProject |
| from error import ManifestParseError |
| |
| MANIFEST_FILE_NAME = 'manifest.xml' |
| LOCAL_MANIFEST_NAME = 'local_manifest.xml' |
| |
| urlparse.uses_relative.extend(['ssh', 'git']) |
| urlparse.uses_netloc.extend(['ssh', 'git']) |
| |
| class _Default(object): |
| """Project defaults within the manifest.""" |
| |
| revisionExpr = None |
| remote = None |
| sync_j = 1 |
| sync_c = False |
| |
| class _XmlRemote(object): |
| def __init__(self, |
| name, |
| alias=None, |
| fetch=None, |
| manifestUrl=None, |
| review=None): |
| self.name = name |
| self.fetchUrl = fetch |
| self.manifestUrl = manifestUrl |
| self.remoteAlias = alias |
| self.reviewUrl = review |
| self.resolvedFetchUrl = self._resolveFetchUrl() |
| |
| def _resolveFetchUrl(self): |
| url = self.fetchUrl.rstrip('/') |
| manifestUrl = self.manifestUrl.rstrip('/') |
| # urljoin will get confused if there is no scheme in the base url |
| # ie, if manifestUrl is of the form <hostname:port> |
| if manifestUrl.find(':') != manifestUrl.find('/') - 1: |
| manifestUrl = 'gopher://' + manifestUrl |
| url = urlparse.urljoin(manifestUrl, url) |
| return re.sub(r'^gopher://', '', url) |
| |
| def ToRemoteSpec(self, projectName): |
| url = self.resolvedFetchUrl.rstrip('/') + '/' + projectName |
| remoteName = self.name |
| if self.remoteAlias: |
| remoteName = self.remoteAlias |
| return RemoteSpec(remoteName, url, self.reviewUrl) |
| |
| class XmlManifest(object): |
| """manages the repo configuration file""" |
| |
| def __init__(self, repodir): |
| self.repodir = os.path.abspath(repodir) |
| self.topdir = os.path.dirname(self.repodir) |
| self.manifestFile = os.path.join(self.repodir, MANIFEST_FILE_NAME) |
| self.globalConfig = GitConfig.ForUser() |
| |
| self.repoProject = MetaProject(self, 'repo', |
| gitdir = os.path.join(repodir, 'repo/.git'), |
| worktree = os.path.join(repodir, 'repo')) |
| |
| self.manifestProject = MetaProject(self, 'manifests', |
| gitdir = os.path.join(repodir, 'manifests.git'), |
| worktree = os.path.join(repodir, 'manifests')) |
| |
| self._Unload() |
| |
| def Override(self, name): |
| """Use a different manifest, just for the current instantiation. |
| """ |
| path = os.path.join(self.manifestProject.worktree, name) |
| if not os.path.isfile(path): |
| raise ManifestParseError('manifest %s not found' % name) |
| |
| old = self.manifestFile |
| try: |
| self.manifestFile = path |
| self._Unload() |
| self._Load() |
| finally: |
| self.manifestFile = old |
| |
| def Link(self, name): |
| """Update the repo metadata to use a different manifest. |
| """ |
| self.Override(name) |
| |
| try: |
| if os.path.exists(self.manifestFile): |
| os.remove(self.manifestFile) |
| os.symlink('manifests/%s' % name, self.manifestFile) |
| except OSError: |
| raise ManifestParseError('cannot link manifest %s' % name) |
| |
| def _RemoteToXml(self, r, doc, root): |
| e = doc.createElement('remote') |
| root.appendChild(e) |
| e.setAttribute('name', r.name) |
| e.setAttribute('fetch', r.fetchUrl) |
| if r.reviewUrl is not None: |
| e.setAttribute('review', r.reviewUrl) |
| |
| def Save(self, fd, peg_rev=False, peg_rev_upstream=True): |
| """Write the current manifest out to the given file descriptor. |
| """ |
| mp = self.manifestProject |
| |
| groups = mp.config.GetString('manifest.groups') |
| if not groups: |
| groups = 'all' |
| groups = [x for x in re.split(r'[,\s]+', groups) if x] |
| |
| doc = xml.dom.minidom.Document() |
| root = doc.createElement('manifest') |
| doc.appendChild(root) |
| |
| # Save out the notice. There's a little bit of work here to give it the |
| # right whitespace, which assumes that the notice is automatically indented |
| # by 4 by minidom. |
| if self.notice: |
| notice_element = root.appendChild(doc.createElement('notice')) |
| notice_lines = self.notice.splitlines() |
| indented_notice = ('\n'.join(" "*4 + line for line in notice_lines))[4:] |
| notice_element.appendChild(doc.createTextNode(indented_notice)) |
| |
| d = self.default |
| sort_remotes = list(self.remotes.keys()) |
| sort_remotes.sort() |
| |
| for r in sort_remotes: |
| self._RemoteToXml(self.remotes[r], doc, root) |
| if self.remotes: |
| root.appendChild(doc.createTextNode('')) |
| |
| have_default = False |
| e = doc.createElement('default') |
| if d.remote: |
| have_default = True |
| e.setAttribute('remote', d.remote.name) |
| if d.revisionExpr: |
| have_default = True |
| e.setAttribute('revision', d.revisionExpr) |
| if d.sync_j > 1: |
| have_default = True |
| e.setAttribute('sync-j', '%d' % d.sync_j) |
| if d.sync_c: |
| have_default = True |
| e.setAttribute('sync-c', 'true') |
| if have_default: |
| root.appendChild(e) |
| root.appendChild(doc.createTextNode('')) |
| |
| if self._manifest_server: |
| e = doc.createElement('manifest-server') |
| e.setAttribute('url', self._manifest_server) |
| root.appendChild(e) |
| root.appendChild(doc.createTextNode('')) |
| |
| def output_projects(parent, parent_node, projects): |
| for p in projects: |
| output_project(parent, parent_node, self.projects[p]) |
| |
| def output_project(parent, parent_node, p): |
| if not p.MatchesGroups(groups): |
| return |
| |
| name = p.name |
| relpath = p.relpath |
| if parent: |
| name = self._UnjoinName(parent.name, name) |
| relpath = self._UnjoinRelpath(parent.relpath, relpath) |
| |
| e = doc.createElement('project') |
| parent_node.appendChild(e) |
| e.setAttribute('name', name) |
| if relpath != name: |
| e.setAttribute('path', relpath) |
| if not d.remote or p.remote.name != d.remote.name: |
| e.setAttribute('remote', p.remote.name) |
| if peg_rev: |
| if self.IsMirror: |
| value = p.bare_git.rev_parse(p.revisionExpr + '^0') |
| else: |
| value = p.work_git.rev_parse(HEAD + '^0') |
| e.setAttribute('revision', value) |
| if peg_rev_upstream and value != p.revisionExpr: |
| # Only save the origin if the origin is not a sha1, and the default |
| # isn't our value, and the if the default doesn't already have that |
| # covered. |
| e.setAttribute('upstream', p.revisionExpr) |
| elif not d.revisionExpr or p.revisionExpr != d.revisionExpr: |
| e.setAttribute('revision', p.revisionExpr) |
| |
| for c in p.copyfiles: |
| ce = doc.createElement('copyfile') |
| ce.setAttribute('src', c.src) |
| ce.setAttribute('dest', c.dest) |
| e.appendChild(ce) |
| |
| default_groups = ['all', 'name:%s' % p.name, 'path:%s' % p.relpath] |
| egroups = [g for g in p.groups if g not in default_groups] |
| if egroups: |
| e.setAttribute('groups', ','.join(egroups)) |
| |
| for a in p.annotations: |
| if a.keep == "true": |
| ae = doc.createElement('annotation') |
| ae.setAttribute('name', a.name) |
| ae.setAttribute('value', a.value) |
| e.appendChild(ae) |
| |
| if p.sync_c: |
| e.setAttribute('sync-c', 'true') |
| |
| if p.subprojects: |
| sort_projects = [subp.name for subp in p.subprojects] |
| sort_projects.sort() |
| output_projects(p, e, sort_projects) |
| |
| sort_projects = [key for key in self.projects.keys() |
| if not self.projects[key].parent] |
| sort_projects.sort() |
| output_projects(None, root, sort_projects) |
| |
| if self._repo_hooks_project: |
| root.appendChild(doc.createTextNode('')) |
| e = doc.createElement('repo-hooks') |
| e.setAttribute('in-project', self._repo_hooks_project.name) |
| e.setAttribute('enabled-list', |
| ' '.join(self._repo_hooks_project.enabled_repo_hooks)) |
| root.appendChild(e) |
| |
| doc.writexml(fd, '', ' ', '\n', 'UTF-8') |
| |
| @property |
| def projects(self): |
| self._Load() |
| return self._projects |
| |
| @property |
| def remotes(self): |
| self._Load() |
| return self._remotes |
| |
| @property |
| def default(self): |
| self._Load() |
| return self._default |
| |
| @property |
| def repo_hooks_project(self): |
| self._Load() |
| return self._repo_hooks_project |
| |
| @property |
| def notice(self): |
| self._Load() |
| return self._notice |
| |
| @property |
| def manifest_server(self): |
| self._Load() |
| return self._manifest_server |
| |
| @property |
| def IsMirror(self): |
| return self.manifestProject.config.GetBoolean('repo.mirror') |
| |
| def _Unload(self): |
| self._loaded = False |
| self._projects = {} |
| self._remotes = {} |
| self._default = None |
| self._repo_hooks_project = None |
| self._notice = None |
| self.branch = None |
| self._manifest_server = None |
| |
| def _Load(self): |
| if not self._loaded: |
| m = self.manifestProject |
| b = m.GetBranch(m.CurrentBranch).merge |
| if b is not None and b.startswith(R_HEADS): |
| b = b[len(R_HEADS):] |
| self.branch = b |
| |
| nodes = [] |
| nodes.append(self._ParseManifestXml(self.manifestFile, |
| self.manifestProject.worktree)) |
| |
| local = os.path.join(self.repodir, LOCAL_MANIFEST_NAME) |
| if os.path.exists(local): |
| nodes.append(self._ParseManifestXml(local, self.repodir)) |
| |
| self._ParseManifest(nodes) |
| |
| if self.IsMirror: |
| self._AddMetaProjectMirror(self.repoProject) |
| self._AddMetaProjectMirror(self.manifestProject) |
| |
| self._loaded = True |
| |
| def _ParseManifestXml(self, path, include_root): |
| root = xml.dom.minidom.parse(path) |
| if not root or not root.childNodes: |
| raise ManifestParseError("no root node in %s" % (path,)) |
| |
| for manifest in root.childNodes: |
| if manifest.nodeName == 'manifest': |
| break |
| else: |
| raise ManifestParseError("no <manifest> in %s" % (path,)) |
| |
| nodes = [] |
| for node in manifest.childNodes: # pylint:disable=W0631 |
| # We only get here if manifest is initialised |
| if node.nodeName == 'include': |
| name = self._reqatt(node, 'name') |
| fp = os.path.join(include_root, name) |
| if not os.path.isfile(fp): |
| raise ManifestParseError, \ |
| "include %s doesn't exist or isn't a file" % \ |
| (name,) |
| try: |
| nodes.extend(self._ParseManifestXml(fp, include_root)) |
| # should isolate this to the exact exception, but that's |
| # tricky. actual parsing implementation may vary. |
| except (KeyboardInterrupt, RuntimeError, SystemExit): |
| raise |
| except Exception as e: |
| raise ManifestParseError( |
| "failed parsing included manifest %s: %s", (name, e)) |
| else: |
| nodes.append(node) |
| return nodes |
| |
| def _ParseManifest(self, node_list): |
| for node in itertools.chain(*node_list): |
| if node.nodeName == 'remote': |
| remote = self._ParseRemote(node) |
| if self._remotes.get(remote.name): |
| raise ManifestParseError( |
| 'duplicate remote %s in %s' % |
| (remote.name, self.manifestFile)) |
| self._remotes[remote.name] = remote |
| |
| for node in itertools.chain(*node_list): |
| if node.nodeName == 'default': |
| if self._default is not None: |
| raise ManifestParseError( |
| 'duplicate default in %s' % |
| (self.manifestFile)) |
| self._default = self._ParseDefault(node) |
| if self._default is None: |
| self._default = _Default() |
| |
| for node in itertools.chain(*node_list): |
| if node.nodeName == 'notice': |
| if self._notice is not None: |
| raise ManifestParseError( |
| 'duplicate notice in %s' % |
| (self.manifestFile)) |
| self._notice = self._ParseNotice(node) |
| |
| for node in itertools.chain(*node_list): |
| if node.nodeName == 'manifest-server': |
| url = self._reqatt(node, 'url') |
| if self._manifest_server is not None: |
| raise ManifestParseError( |
| 'duplicate manifest-server in %s' % |
| (self.manifestFile)) |
| self._manifest_server = url |
| |
| for node in itertools.chain(*node_list): |
| if node.nodeName == 'project': |
| project = self._ParseProject(node) |
| def recursively_add_projects(project): |
| if self._projects.get(project.name): |
| raise ManifestParseError( |
| 'duplicate project %s in %s' % |
| (project.name, self.manifestFile)) |
| self._projects[project.name] = project |
| for subproject in project.subprojects: |
| recursively_add_projects(subproject) |
| recursively_add_projects(project) |
| if node.nodeName == 'repo-hooks': |
| # Get the name of the project and the (space-separated) list of enabled. |
| repo_hooks_project = self._reqatt(node, 'in-project') |
| enabled_repo_hooks = self._reqatt(node, 'enabled-list').split() |
| |
| # Only one project can be the hooks project |
| if self._repo_hooks_project is not None: |
| raise ManifestParseError( |
| 'duplicate repo-hooks in %s' % |
| (self.manifestFile)) |
| |
| # Store a reference to the Project. |
| try: |
| self._repo_hooks_project = self._projects[repo_hooks_project] |
| except KeyError: |
| raise ManifestParseError( |
| 'project %s not found for repo-hooks' % |
| (repo_hooks_project)) |
| |
| # Store the enabled hooks in the Project object. |
| self._repo_hooks_project.enabled_repo_hooks = enabled_repo_hooks |
| if node.nodeName == 'remove-project': |
| name = self._reqatt(node, 'name') |
| try: |
| del self._projects[name] |
| except KeyError: |
| raise ManifestParseError( |
| 'project %s not found' % |
| (name)) |
| |
| # If the manifest removes the hooks project, treat it as if it deleted |
| # the repo-hooks element too. |
| if self._repo_hooks_project and (self._repo_hooks_project.name == name): |
| self._repo_hooks_project = None |
| |
| |
| def _AddMetaProjectMirror(self, m): |
| name = None |
| m_url = m.GetRemote(m.remote.name).url |
| if m_url.endswith('/.git'): |
| raise ManifestParseError, 'refusing to mirror %s' % m_url |
| |
| if self._default and self._default.remote: |
| url = self._default.remote.resolvedFetchUrl |
| if not url.endswith('/'): |
| url += '/' |
| if m_url.startswith(url): |
| remote = self._default.remote |
| name = m_url[len(url):] |
| |
| if name is None: |
| s = m_url.rindex('/') + 1 |
| manifestUrl = self.manifestProject.config.GetString('remote.origin.url') |
| remote = _XmlRemote('origin', fetch=m_url[:s], manifestUrl=manifestUrl) |
| name = m_url[s:] |
| |
| if name.endswith('.git'): |
| name = name[:-4] |
| |
| if name not in self._projects: |
| m.PreSync() |
| gitdir = os.path.join(self.topdir, '%s.git' % name) |
| project = Project(manifest = self, |
| name = name, |
| remote = remote.ToRemoteSpec(name), |
| gitdir = gitdir, |
| worktree = None, |
| relpath = None, |
| revisionExpr = m.revisionExpr, |
| revisionId = None) |
| self._projects[project.name] = project |
| |
| def _ParseRemote(self, node): |
| """ |
| reads a <remote> element from the manifest file |
| """ |
| name = self._reqatt(node, 'name') |
| alias = node.getAttribute('alias') |
| if alias == '': |
| alias = None |
| fetch = self._reqatt(node, 'fetch') |
| review = node.getAttribute('review') |
| if review == '': |
| review = None |
| manifestUrl = self.manifestProject.config.GetString('remote.origin.url') |
| return _XmlRemote(name, alias, fetch, manifestUrl, review) |
| |
| def _ParseDefault(self, node): |
| """ |
| reads a <default> element from the manifest file |
| """ |
| d = _Default() |
| d.remote = self._get_remote(node) |
| d.revisionExpr = node.getAttribute('revision') |
| if d.revisionExpr == '': |
| d.revisionExpr = None |
| |
| sync_j = node.getAttribute('sync-j') |
| if sync_j == '' or sync_j is None: |
| d.sync_j = 1 |
| else: |
| d.sync_j = int(sync_j) |
| |
| sync_c = node.getAttribute('sync-c') |
| if not sync_c: |
| d.sync_c = False |
| else: |
| d.sync_c = sync_c.lower() in ("yes", "true", "1") |
| return d |
| |
| def _ParseNotice(self, node): |
| """ |
| reads a <notice> element from the manifest file |
| |
| The <notice> element is distinct from other tags in the XML in that the |
| data is conveyed between the start and end tag (it's not an empty-element |
| tag). |
| |
| The white space (carriage returns, indentation) for the notice element is |
| relevant and is parsed in a way that is based on how python docstrings work. |
| In fact, the code is remarkably similar to here: |
| 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 _JoinName(self, parent_name, name): |
| return os.path.join(parent_name, name) |
| |
| def _UnjoinName(self, parent_name, name): |
| return os.path.relpath(name, parent_name) |
| |
| def _ParseProject(self, node, parent = None): |
| """ |
| reads a <project> element from the manifest file |
| """ |
| name = self._reqatt(node, 'name') |
| if parent: |
| name = self._JoinName(parent.name, 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] |
| |
| if parent is None: |
| relpath, worktree, gitdir = self.GetProjectPaths(name, path) |
| else: |
| relpath, worktree, gitdir = self.GetSubprojectPaths(parent, path) |
| |
| default_groups = ['all', 'name:%s' % name, 'path:%s' % relpath] |
| groups.extend(set(default_groups).difference(groups)) |
| |
| project = Project(manifest = self, |
| name = name, |
| remote = remote.ToRemoteSpec(name), |
| gitdir = gitdir, |
| worktree = worktree, |
| relpath = relpath, |
| revisionExpr = revisionExpr, |
| revisionId = None, |
| rebase = rebase, |
| groups = groups, |
| sync_c = sync_c, |
| upstream = upstream, |
| parent = parent) |
| |
| for n in node.childNodes: |
| if n.nodeName == 'copyfile': |
| self._ParseCopyFile(project, n) |
| if n.nodeName == 'annotation': |
| self._ParseAnnotation(project, n) |
| if n.nodeName == 'project': |
| project.subprojects.append(self._ParseProject(n, parent = project)) |
| |
| return project |
| |
| def GetProjectPaths(self, name, path): |
| relpath = path |
| 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) |
| return relpath, worktree, gitdir |
| |
| def GetSubprojectName(self, parent, submodule_path): |
| return os.path.join(parent.name, submodule_path) |
| |
| def _JoinRelpath(self, parent_relpath, relpath): |
| return os.path.join(parent_relpath, relpath) |
| |
| def _UnjoinRelpath(self, parent_relpath, relpath): |
| return os.path.relpath(relpath, parent_relpath) |
| |
| def GetSubprojectPaths(self, parent, path): |
| relpath = self._JoinRelpath(parent.relpath, path) |
| gitdir = os.path.join(parent.gitdir, 'subprojects', '%s.git' % path) |
| if self.IsMirror: |
| worktree = None |
| else: |
| worktree = os.path.join(parent.worktree, path).replace('\\', '/') |
| return relpath, worktree, gitdir |
| |
| 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 |