| # Copyright (C) 2016-2018 Wind River Systems, Inc. |
| # |
| # SPDX-License-Identifier: GPL-2.0-only |
| # |
| |
| import datetime |
| |
| import logging |
| import os |
| |
| from collections import OrderedDict |
| from layerindexlib.plugin import LayerIndexPluginUrlError |
| |
| logger = logging.getLogger('BitBake.layerindexlib') |
| |
| # Exceptions |
| |
| class LayerIndexException(Exception): |
| '''LayerIndex Generic Exception''' |
| def __init__(self, message): |
| self.msg = message |
| Exception.__init__(self, message) |
| |
| def __str__(self): |
| return self.msg |
| |
| class LayerIndexUrlError(LayerIndexException): |
| '''Exception raised when unable to access a URL for some reason''' |
| def __init__(self, url, message=""): |
| if message: |
| msg = "Unable to access layerindex url %s: %s" % (url, message) |
| else: |
| msg = "Unable to access layerindex url %s" % url |
| self.url = url |
| LayerIndexException.__init__(self, msg) |
| |
| class LayerIndexFetchError(LayerIndexException): |
| '''General layerindex fetcher exception when something fails''' |
| def __init__(self, url, message=""): |
| if message: |
| msg = "Unable to fetch layerindex url %s: %s" % (url, message) |
| else: |
| msg = "Unable to fetch layerindex url %s" % url |
| self.url = url |
| LayerIndexException.__init__(self, msg) |
| |
| |
| # Interface to the overall layerindex system |
| # the layer may contain one or more individual indexes |
| class LayerIndex(): |
| def __init__(self, d): |
| if not d: |
| raise LayerIndexException("Must be initialized with bb.data.") |
| |
| self.data = d |
| |
| # List of LayerIndexObj |
| self.indexes = [] |
| |
| self.plugins = [] |
| |
| import bb.utils |
| bb.utils.load_plugins(logger, self.plugins, os.path.dirname(__file__)) |
| for plugin in self.plugins: |
| if hasattr(plugin, 'init'): |
| plugin.init(self) |
| |
| def __add__(self, other): |
| newIndex = LayerIndex(self.data) |
| |
| if self.__class__ != newIndex.__class__ or \ |
| other.__class__ != newIndex.__class__: |
| raise TypeError("Can not add different types.") |
| |
| for indexEnt in self.indexes: |
| newIndex.indexes.append(indexEnt) |
| |
| for indexEnt in other.indexes: |
| newIndex.indexes.append(indexEnt) |
| |
| return newIndex |
| |
| def _parse_params(self, params): |
| '''Take a parameter list, return a dictionary of parameters. |
| |
| Expected to be called from the data of urllib.parse.urlparse(url).params |
| |
| If there are two conflicting parameters, last in wins... |
| ''' |
| |
| param_dict = {} |
| for param in params.split(';'): |
| if not param: |
| continue |
| item = param.split('=', 1) |
| logger.debug(item) |
| param_dict[item[0]] = item[1] |
| |
| return param_dict |
| |
| def _fetch_url(self, url, username=None, password=None, debuglevel=0): |
| '''Fetch data from a specific URL. |
| |
| Fetch something from a specific URL. This is specifically designed to |
| fetch data from a layerindex-web instance, but may be useful for other |
| raw fetch actions. |
| |
| It is not designed to be used to fetch recipe sources or similar. the |
| regular fetcher class should used for that. |
| |
| It is the responsibility of the caller to check BB_NO_NETWORK and related |
| BB_ALLOWED_NETWORKS. |
| ''' |
| |
| if not url: |
| raise LayerIndexUrlError(url, "empty url") |
| |
| import urllib |
| from urllib.request import urlopen, Request |
| from urllib.parse import urlparse |
| |
| up = urlparse(url) |
| |
| if username: |
| logger.debug("Configuring authentication for %s..." % url) |
| password_mgr = urllib.request.HTTPPasswordMgrWithDefaultRealm() |
| password_mgr.add_password(None, "%s://%s" % (up.scheme, up.netloc), username, password) |
| handler = urllib.request.HTTPBasicAuthHandler(password_mgr) |
| opener = urllib.request.build_opener(handler, urllib.request.HTTPSHandler(debuglevel=debuglevel)) |
| else: |
| opener = urllib.request.build_opener(urllib.request.HTTPSHandler(debuglevel=debuglevel)) |
| |
| urllib.request.install_opener(opener) |
| |
| logger.debug("Fetching %s (%s)..." % (url, ["without authentication", "with authentication"][bool(username)])) |
| |
| try: |
| res = urlopen(Request(url, headers={'User-Agent': 'Mozilla/5.0 (bitbake/lib/layerindex)'}, unverifiable=True)) |
| except urllib.error.HTTPError as e: |
| logger.debug("HTTP Error: %s: %s" % (e.code, e.reason)) |
| logger.debug(" Requested: %s" % (url)) |
| logger.debug(" Actual: %s" % (e.geturl())) |
| |
| if e.code == 404: |
| logger.debug("Request not found.") |
| raise LayerIndexFetchError(url, e) |
| else: |
| logger.debug("Headers:\n%s" % (e.headers)) |
| raise LayerIndexFetchError(url, e) |
| except OSError as e: |
| error = 0 |
| reason = "" |
| |
| # Process base OSError first... |
| if hasattr(e, 'errno'): |
| error = e.errno |
| reason = e.strerror |
| |
| # Process gaierror (socket error) subclass if available. |
| if hasattr(e, 'reason') and hasattr(e.reason, 'errno') and hasattr(e.reason, 'strerror'): |
| error = e.reason.errno |
| reason = e.reason.strerror |
| if error == -2: |
| raise LayerIndexFetchError(url, "%s: %s" % (e, reason)) |
| |
| if error and error != 0: |
| raise LayerIndexFetchError(url, "Unexpected exception: [Error %s] %s" % (error, reason)) |
| else: |
| raise LayerIndexFetchError(url, "Unable to fetch OSError exception: %s" % e) |
| |
| finally: |
| logger.debug("...fetching %s (%s), done." % (url, ["without authentication", "with authentication"][bool(username)])) |
| |
| return res |
| |
| |
| def load_layerindex(self, indexURI, load=['layerDependencies', 'recipes', 'machines', 'distros'], reload=False): |
| '''Load the layerindex. |
| |
| indexURI - An index to load. (Use multiple calls to load multiple indexes) |
| |
| reload - If reload is True, then any previously loaded indexes will be forgotten. |
| |
| load - List of elements to load. Default loads all items. |
| Note: plugs may ignore this. |
| |
| The format of the indexURI: |
| |
| <url>;branch=<branch>;cache=<cache>;desc=<description> |
| |
| Note: the 'branch' parameter if set can select multiple branches by using |
| comma, such as 'branch=master,morty,pyro'. However, many operations only look |
| at the -first- branch specified! |
| |
| The cache value may be undefined, in this case a network failure will |
| result in an error, otherwise the system will look for a file of the cache |
| name and load that instead. |
| |
| For example: |
| |
| http://layers.openembedded.org/layerindex/api/;branch=master;desc=OpenEmbedded%20Layer%20Index |
| cooker:// |
| ''' |
| if reload: |
| self.indexes = [] |
| |
| logger.debug('Loading: %s' % indexURI) |
| |
| if not self.plugins: |
| raise LayerIndexException("No LayerIndex Plugins available") |
| |
| for plugin in self.plugins: |
| # Check if the plugin was initialized |
| logger.debug('Trying %s' % plugin.__class__) |
| if not hasattr(plugin, 'type') or not plugin.type: |
| continue |
| try: |
| # TODO: Implement 'cache', for when the network is not available |
| indexEnt = plugin.load_index(indexURI, load) |
| break |
| except LayerIndexPluginUrlError as e: |
| logger.debug("%s doesn't support %s" % (plugin.type, e.url)) |
| except NotImplementedError: |
| pass |
| else: |
| logger.debug("No plugins support %s" % indexURI) |
| raise LayerIndexException("No plugins support %s" % indexURI) |
| |
| # Mark CONFIG data as something we've added... |
| indexEnt.config['local'] = [] |
| indexEnt.config['local'].append('config') |
| |
| # No longer permit changes.. |
| indexEnt.lockData() |
| |
| self.indexes.append(indexEnt) |
| |
| def store_layerindex(self, indexURI, index=None): |
| '''Store one layerindex |
| |
| Typically this will be used to create a local cache file of a remote index. |
| |
| file://<path>;branch=<branch> |
| |
| We can write out in either the restapi or django formats. The split option |
| will write out the individual elements split by layer and related components. |
| ''' |
| if not index: |
| logger.warning('No index to write, nothing to do.') |
| return |
| |
| if not self.plugins: |
| raise LayerIndexException("No LayerIndex Plugins available") |
| |
| for plugin in self.plugins: |
| # Check if the plugin was initialized |
| logger.debug('Trying %s' % plugin.__class__) |
| if not hasattr(plugin, 'type') or not plugin.type: |
| continue |
| try: |
| plugin.store_index(indexURI, index) |
| break |
| except LayerIndexPluginUrlError as e: |
| logger.debug("%s doesn't support %s" % (plugin.type, e.url)) |
| except NotImplementedError: |
| logger.debug("Store not implemented in %s" % plugin.type) |
| pass |
| else: |
| logger.debug("No plugins support %s" % indexURI) |
| raise LayerIndexException("No plugins support %s" % indexURI) |
| |
| |
| def is_empty(self): |
| '''Return True or False if the index has any usable data. |
| |
| We check the indexes entries to see if they have a branch set, as well as |
| layerBranches set. If not, they are effectively blank.''' |
| |
| found = False |
| for index in self.indexes: |
| if index.__bool__(): |
| found = True |
| break |
| return not found |
| |
| |
| def find_vcs_url(self, vcs_url, branch=None): |
| '''Return the first layerBranch with the given vcs_url |
| |
| If a branch has not been specified, we will iterate over the branches in |
| the default configuration until the first vcs_url/branch match.''' |
| |
| for index in self.indexes: |
| logger.debug(' searching %s' % index.config['DESCRIPTION']) |
| layerBranch = index.find_vcs_url(vcs_url, [branch]) |
| if layerBranch: |
| return layerBranch |
| return None |
| |
| def find_collection(self, collection, version=None, branch=None): |
| '''Return the first layerBranch with the given collection name |
| |
| If a branch has not been specified, we will iterate over the branches in |
| the default configuration until the first collection/branch match.''' |
| |
| logger.debug('find_collection: %s (%s) %s' % (collection, version, branch)) |
| |
| if branch: |
| branches = [branch] |
| else: |
| branches = None |
| |
| for index in self.indexes: |
| logger.debug(' searching %s' % index.config['DESCRIPTION']) |
| layerBranch = index.find_collection(collection, version, branches) |
| if layerBranch: |
| return layerBranch |
| else: |
| logger.debug('Collection %s (%s) not found for branch (%s)' % (collection, version, branch)) |
| return None |
| |
| def find_layerbranch(self, name, branch=None): |
| '''Return the layerBranch item for a given name and branch |
| |
| If a branch has not been specified, we will iterate over the branches in |
| the default configuration until the first name/branch match.''' |
| |
| if branch: |
| branches = [branch] |
| else: |
| branches = None |
| |
| for index in self.indexes: |
| layerBranch = index.find_layerbranch(name, branches) |
| if layerBranch: |
| return layerBranch |
| return None |
| |
| def find_dependencies(self, names=None, layerbranches=None, ignores=None): |
| '''Return a tuple of all dependencies and valid items for the list of (layer) names |
| |
| The dependency scanning happens depth-first. The returned |
| dependencies should be in the best order to define bblayers. |
| |
| names - list of layer names (searching layerItems) |
| branches - when specified (with names) only this list of branches are evaluated |
| |
| layerbranches - list of layerbranches to resolve dependencies |
| |
| ignores - list of layer names to ignore |
| |
| return: (dependencies, invalid) |
| |
| dependencies[LayerItem.name] = [ LayerBranch, LayerDependency1, LayerDependency2, ... ] |
| invalid = [ LayerItem.name1, LayerItem.name2, ... ] |
| ''' |
| |
| invalid = [] |
| |
| # Convert name/branch to layerbranches |
| if layerbranches is None: |
| layerbranches = [] |
| |
| for name in names: |
| if ignores and name in ignores: |
| continue |
| |
| for index in self.indexes: |
| layerbranch = index.find_layerbranch(name) |
| if not layerbranch: |
| # Not in this index, hopefully it's in another... |
| continue |
| layerbranches.append(layerbranch) |
| break |
| else: |
| invalid.append(name) |
| |
| |
| def _resolve_dependencies(layerbranches, ignores, dependencies, invalid, processed=None): |
| for layerbranch in layerbranches: |
| if ignores and layerbranch.layer.name in ignores: |
| continue |
| |
| # Get a list of dependencies and then recursively process them |
| for layerdependency in layerbranch.index.layerDependencies_layerBranchId[layerbranch.id]: |
| deplayerbranch = layerdependency.dependency_layerBranch |
| |
| if ignores and deplayerbranch.layer.name in ignores: |
| continue |
| |
| # Since this is depth first, we need to know what we're currently processing |
| # in order to avoid infinite recursion on a loop. |
| if processed and deplayerbranch.layer.name in processed: |
| # We have found a recursion... |
| logger.warning('Circular layer dependency found: %s -> %s' % (processed, deplayerbranch.layer.name)) |
| continue |
| |
| # This little block is why we can't re-use the LayerIndexObj version, |
| # we must be able to satisfy each dependencies across layer indexes and |
| # use the layer index order for priority. (r stands for replacement below) |
| |
| # If this is the primary index, we can fast path and skip this |
| if deplayerbranch.index != self.indexes[0]: |
| # Is there an entry in a prior index for this collection/version? |
| rdeplayerbranch = self.find_collection( |
| collection=deplayerbranch.collection, |
| version=deplayerbranch.version |
| ) |
| if rdeplayerbranch != deplayerbranch: |
| logger.debug('Replaced %s:%s:%s with %s:%s:%s' % \ |
| (deplayerbranch.index.config['DESCRIPTION'], |
| deplayerbranch.branch.name, |
| deplayerbranch.layer.name, |
| rdeplayerbranch.index.config['DESCRIPTION'], |
| rdeplayerbranch.branch.name, |
| rdeplayerbranch.layer.name)) |
| deplayerbranch = rdeplayerbranch |
| |
| # New dependency, we need to resolve it now... depth-first |
| if deplayerbranch.layer.name not in dependencies: |
| # Avoid recursion on this branch. |
| # We copy so we don't end up polluting the depth-first branch with other |
| # branches. Duplication between individual branches IS expected and |
| # handled by 'dependencies' processing. |
| if not processed: |
| local_processed = [] |
| else: |
| local_processed = processed.copy() |
| local_processed.append(deplayerbranch.layer.name) |
| |
| (dependencies, invalid) = _resolve_dependencies([deplayerbranch], ignores, dependencies, invalid, local_processed) |
| |
| if deplayerbranch.layer.name not in dependencies: |
| dependencies[deplayerbranch.layer.name] = [deplayerbranch, layerdependency] |
| else: |
| if layerdependency not in dependencies[deplayerbranch.layer.name]: |
| dependencies[deplayerbranch.layer.name].append(layerdependency) |
| |
| return (dependencies, invalid) |
| |
| # OK, resolve this one... |
| dependencies = OrderedDict() |
| (dependencies, invalid) = _resolve_dependencies(layerbranches, ignores, dependencies, invalid) |
| |
| for layerbranch in layerbranches: |
| if layerbranch.layer.name not in dependencies: |
| dependencies[layerbranch.layer.name] = [layerbranch] |
| |
| return (dependencies, invalid) |
| |
| |
| def list_obj(self, object): |
| '''Print via the plain logger object information |
| |
| This function is used to implement debugging and provide the user info. |
| ''' |
| for lix in self.indexes: |
| if not hasattr(lix, object): |
| continue |
| |
| logger.plain ('') |
| logger.plain ('Index: %s' % lix.config['DESCRIPTION']) |
| |
| output = [] |
| |
| if object == 'branches': |
| logger.plain ('%s %s %s' % ('{:26}'.format('branch'), '{:34}'.format('description'), '{:22}'.format('bitbake branch'))) |
| logger.plain ('{:-^80}'.format("")) |
| for branchid in lix.branches: |
| output.append('%s %s %s' % ( |
| '{:26}'.format(lix.branches[branchid].name), |
| '{:34}'.format(lix.branches[branchid].short_description), |
| '{:22}'.format(lix.branches[branchid].bitbake_branch) |
| )) |
| for line in sorted(output): |
| logger.plain (line) |
| |
| continue |
| |
| if object == 'layerItems': |
| logger.plain ('%s %s' % ('{:26}'.format('layer'), '{:34}'.format('description'))) |
| logger.plain ('{:-^80}'.format("")) |
| for layerid in lix.layerItems: |
| output.append('%s %s' % ( |
| '{:26}'.format(lix.layerItems[layerid].name), |
| '{:34}'.format(lix.layerItems[layerid].summary) |
| )) |
| for line in sorted(output): |
| logger.plain (line) |
| |
| continue |
| |
| if object == 'layerBranches': |
| logger.plain ('%s %s %s' % ('{:26}'.format('layer'), '{:34}'.format('description'), '{:19}'.format('collection:version'))) |
| logger.plain ('{:-^80}'.format("")) |
| for layerbranchid in lix.layerBranches: |
| output.append('%s %s %s' % ( |
| '{:26}'.format(lix.layerBranches[layerbranchid].layer.name), |
| '{:34}'.format(lix.layerBranches[layerbranchid].layer.summary), |
| '{:19}'.format("%s:%s" % |
| (lix.layerBranches[layerbranchid].collection, |
| lix.layerBranches[layerbranchid].version) |
| ) |
| )) |
| for line in sorted(output): |
| logger.plain (line) |
| |
| continue |
| |
| if object == 'layerDependencies': |
| logger.plain ('%s %s %s %s' % ('{:19}'.format('branch'), '{:26}'.format('layer'), '{:11}'.format('dependency'), '{:26}'.format('layer'))) |
| logger.plain ('{:-^80}'.format("")) |
| for layerDependency in lix.layerDependencies: |
| if not lix.layerDependencies[layerDependency].dependency_layerBranch: |
| continue |
| |
| output.append('%s %s %s %s' % ( |
| '{:19}'.format(lix.layerDependencies[layerDependency].layerbranch.branch.name), |
| '{:26}'.format(lix.layerDependencies[layerDependency].layerbranch.layer.name), |
| '{:11}'.format('requires' if lix.layerDependencies[layerDependency].required else 'recommends'), |
| '{:26}'.format(lix.layerDependencies[layerDependency].dependency_layerBranch.layer.name) |
| )) |
| for line in sorted(output): |
| logger.plain (line) |
| |
| continue |
| |
| if object == 'recipes': |
| logger.plain ('%s %s %s' % ('{:20}'.format('recipe'), '{:10}'.format('version'), 'layer')) |
| logger.plain ('{:-^80}'.format("")) |
| output = [] |
| for recipe in lix.recipes: |
| output.append('%s %s %s' % ( |
| '{:30}'.format(lix.recipes[recipe].pn), |
| '{:30}'.format(lix.recipes[recipe].pv), |
| lix.recipes[recipe].layer.name |
| )) |
| for line in sorted(output): |
| logger.plain (line) |
| |
| continue |
| |
| if object == 'machines': |
| logger.plain ('%s %s %s' % ('{:24}'.format('machine'), '{:34}'.format('description'), '{:19}'.format('layer'))) |
| logger.plain ('{:-^80}'.format("")) |
| for machine in lix.machines: |
| output.append('%s %s %s' % ( |
| '{:24}'.format(lix.machines[machine].name), |
| '{:34}'.format(lix.machines[machine].description)[:34], |
| '{:19}'.format(lix.machines[machine].layerbranch.layer.name) |
| )) |
| for line in sorted(output): |
| logger.plain (line) |
| |
| continue |
| |
| if object == 'distros': |
| logger.plain ('%s %s %s' % ('{:24}'.format('distro'), '{:34}'.format('description'), '{:19}'.format('layer'))) |
| logger.plain ('{:-^80}'.format("")) |
| for distro in lix.distros: |
| output.append('%s %s %s' % ( |
| '{:24}'.format(lix.distros[distro].name), |
| '{:34}'.format(lix.distros[distro].description)[:34], |
| '{:19}'.format(lix.distros[distro].layerbranch.layer.name) |
| )) |
| for line in sorted(output): |
| logger.plain (line) |
| |
| continue |
| |
| logger.plain ('') |
| |
| |
| # This class holds a single layer index instance |
| # The LayerIndexObj is made up of dictionary of elements, such as: |
| # index['config'] - configuration data for this index |
| # index['branches'] - dictionary of Branch objects, by id number |
| # index['layerItems'] - dictionary of layerItem objects, by id number |
| # ...etc... (See: http://layers.openembedded.org/layerindex/api/) |
| # |
| # The class needs to manage the 'index' entries and allow easily adding |
| # of new items, as well as simply loading of the items. |
| class LayerIndexObj(): |
| def __init__(self): |
| super().__setattr__('_index', {}) |
| super().__setattr__('_lock', False) |
| |
| def __bool__(self): |
| '''False if the index is effectively empty |
| |
| We check the index to see if it has a branch set, as well as |
| layerbranches set. If not, it is effectively blank.''' |
| |
| if not bool(self._index): |
| return False |
| |
| try: |
| if self.branches and self.layerBranches: |
| return True |
| except AttributeError: |
| pass |
| |
| return False |
| |
| def __getattr__(self, name): |
| if name.startswith('_'): |
| return super().__getattribute__(name) |
| |
| if name not in self._index: |
| raise AttributeError('%s not in index datastore' % name) |
| |
| return self._index[name] |
| |
| def __setattr__(self, name, value): |
| if self.isLocked(): |
| raise TypeError("Can not set attribute '%s': index is locked" % name) |
| |
| if name.startswith('_'): |
| super().__setattr__(name, value) |
| return |
| |
| self._index[name] = value |
| |
| def __delattr__(self, name): |
| if self.isLocked(): |
| raise TypeError("Can not delete attribute '%s': index is locked" % name) |
| |
| if name.startswith('_'): |
| super().__delattr__(name) |
| |
| self._index.pop(name) |
| |
| def lockData(self): |
| '''Lock data object (make it readonly)''' |
| super().__setattr__("_lock", True) |
| |
| def unlockData(self): |
| '''unlock data object (make it readonly)''' |
| super().__setattr__("_lock", False) |
| |
| # When the data is unlocked, we have to clear the caches, as |
| # modification is allowed! |
| del(self._layerBranches_layerId_branchId) |
| del(self._layerDependencies_layerBranchId) |
| del(self._layerBranches_vcsUrl) |
| |
| def isLocked(self): |
| '''Is this object locked (readonly)?''' |
| return self._lock |
| |
| def add_element(self, indexname, objs): |
| '''Add a layer index object to index.<indexname>''' |
| if indexname not in self._index: |
| self._index[indexname] = {} |
| |
| for obj in objs: |
| if obj.id in self._index[indexname]: |
| if self._index[indexname][obj.id] == obj: |
| continue |
| raise LayerIndexException('Conflict adding object %s(%s) to index' % (indexname, obj.id)) |
| self._index[indexname][obj.id] = obj |
| |
| def add_raw_element(self, indexname, objtype, rawobjs): |
| '''Convert a raw layer index data item to a layer index item object and add to the index''' |
| objs = [] |
| for entry in rawobjs: |
| objs.append(objtype(self, entry)) |
| self.add_element(indexname, objs) |
| |
| # Quick lookup table for searching layerId and branchID combos |
| @property |
| def layerBranches_layerId_branchId(self): |
| def createCache(self): |
| cache = {} |
| for layerbranchid in self.layerBranches: |
| layerbranch = self.layerBranches[layerbranchid] |
| cache["%s:%s" % (layerbranch.layer_id, layerbranch.branch_id)] = layerbranch |
| return cache |
| |
| if self.isLocked(): |
| cache = getattr(self, '_layerBranches_layerId_branchId', None) |
| else: |
| cache = None |
| |
| if not cache: |
| cache = createCache(self) |
| |
| if self.isLocked(): |
| super().__setattr__('_layerBranches_layerId_branchId', cache) |
| |
| return cache |
| |
| # Quick lookup table for finding all dependencies of a layerBranch |
| @property |
| def layerDependencies_layerBranchId(self): |
| def createCache(self): |
| cache = {} |
| # This ensures empty lists for all branchids |
| for layerbranchid in self.layerBranches: |
| cache[layerbranchid] = [] |
| |
| for layerdependencyid in self.layerDependencies: |
| layerdependency = self.layerDependencies[layerdependencyid] |
| cache[layerdependency.layerbranch_id].append(layerdependency) |
| return cache |
| |
| if self.isLocked(): |
| cache = getattr(self, '_layerDependencies_layerBranchId', None) |
| else: |
| cache = None |
| |
| if not cache: |
| cache = createCache(self) |
| |
| if self.isLocked(): |
| super().__setattr__('_layerDependencies_layerBranchId', cache) |
| |
| return cache |
| |
| # Quick lookup table for finding all instances of a vcs_url |
| @property |
| def layerBranches_vcsUrl(self): |
| def createCache(self): |
| cache = {} |
| for layerbranchid in self.layerBranches: |
| layerbranch = self.layerBranches[layerbranchid] |
| if layerbranch.layer.vcs_url not in cache: |
| cache[layerbranch.layer.vcs_url] = [layerbranch] |
| else: |
| cache[layerbranch.layer.vcs_url].append(layerbranch) |
| return cache |
| |
| if self.isLocked(): |
| cache = getattr(self, '_layerBranches_vcsUrl', None) |
| else: |
| cache = None |
| |
| if not cache: |
| cache = createCache(self) |
| |
| if self.isLocked(): |
| super().__setattr__('_layerBranches_vcsUrl', cache) |
| |
| return cache |
| |
| |
| def find_vcs_url(self, vcs_url, branches=None): |
| ''''Return the first layerBranch with the given vcs_url |
| |
| If a list of branches has not been specified, we will iterate on |
| all branches until the first vcs_url is found.''' |
| |
| if not self.__bool__(): |
| return None |
| |
| for layerbranch in self.layerBranches_vcsUrl: |
| if branches and layerbranch.branch.name not in branches: |
| continue |
| |
| return layerbranch |
| |
| return None |
| |
| |
| def find_collection(self, collection, version=None, branches=None): |
| '''Return the first layerBranch with the given collection name |
| |
| If a list of branches has not been specified, we will iterate on |
| all branches until the first collection is found.''' |
| |
| if not self.__bool__(): |
| return None |
| |
| for layerbranchid in self.layerBranches: |
| layerbranch = self.layerBranches[layerbranchid] |
| if branches and layerbranch.branch.name not in branches: |
| continue |
| |
| if layerbranch.collection == collection and \ |
| (version is None or version == layerbranch.version): |
| return layerbranch |
| |
| return None |
| |
| |
| def find_layerbranch(self, name, branches=None): |
| '''Return the first layerbranch whose layer name matches |
| |
| If a list of branches has not been specified, we will iterate on |
| all branches until the first layer with that name is found.''' |
| |
| if not self.__bool__(): |
| return None |
| |
| for layerbranchid in self.layerBranches: |
| layerbranch = self.layerBranches[layerbranchid] |
| if branches and layerbranch.branch.name not in branches: |
| continue |
| |
| if layerbranch.layer.name == name: |
| return layerbranch |
| |
| return None |
| |
| def find_dependencies(self, names=None, branches=None, layerBranches=None, ignores=None): |
| '''Return a tuple of all dependencies and valid items for the list of (layer) names |
| |
| The dependency scanning happens depth-first. The returned |
| dependencies should be in the best order to define bblayers. |
| |
| names - list of layer names (searching layerItems) |
| branches - when specified (with names) only this list of branches are evaluated |
| |
| layerBranches - list of layerBranches to resolve dependencies |
| |
| ignores - list of layer names to ignore |
| |
| return: (dependencies, invalid) |
| |
| dependencies[LayerItem.name] = [ LayerBranch, LayerDependency1, LayerDependency2, ... ] |
| invalid = [ LayerItem.name1, LayerItem.name2, ... ]''' |
| |
| invalid = [] |
| |
| # Convert name/branch to layerBranches |
| if layerbranches is None: |
| layerbranches = [] |
| |
| for name in names: |
| if ignores and name in ignores: |
| continue |
| |
| layerbranch = self.find_layerbranch(name, branches) |
| if not layerbranch: |
| invalid.append(name) |
| else: |
| layerbranches.append(layerbranch) |
| |
| for layerbranch in layerbranches: |
| if layerbranch.index != self: |
| raise LayerIndexException("Can not resolve dependencies across indexes with this class function!") |
| |
| def _resolve_dependencies(layerbranches, ignores, dependencies, invalid): |
| for layerbranch in layerbranches: |
| if ignores and layerbranch.layer.name in ignores: |
| continue |
| |
| for layerdependency in layerbranch.index.layerDependencies_layerBranchId[layerbranch.id]: |
| deplayerbranch = layerdependency.dependency_layerBranch |
| |
| if ignores and deplayerbranch.layer.name in ignores: |
| continue |
| |
| # New dependency, we need to resolve it now... depth-first |
| if deplayerbranch.layer.name not in dependencies: |
| (dependencies, invalid) = _resolve_dependencies([deplayerbranch], ignores, dependencies, invalid) |
| |
| if deplayerbranch.layer.name not in dependencies: |
| dependencies[deplayerbranch.layer.name] = [deplayerbranch, layerdependency] |
| else: |
| if layerdependency not in dependencies[deplayerbranch.layer.name]: |
| dependencies[deplayerbranch.layer.name].append(layerdependency) |
| |
| return (dependencies, invalid) |
| |
| # OK, resolve this one... |
| dependencies = OrderedDict() |
| (dependencies, invalid) = _resolve_dependencies(layerbranches, ignores, dependencies, invalid) |
| |
| # Is this item already in the list, if not add it |
| for layerbranch in layerbranches: |
| if layerbranch.layer.name not in dependencies: |
| dependencies[layerbranch.layer.name] = [layerbranch] |
| |
| return (dependencies, invalid) |
| |
| |
| # Define a basic LayerIndexItemObj. This object forms the basis for all other |
| # objects. The raw Layer Index data is stored in the _data element, but we |
| # do not want users to access data directly. So wrap this and protect it |
| # from direct manipulation. |
| # |
| # It is up to the insantiators of the objects to fill them out, and once done |
| # lock the objects to prevent further accidently manipulation. |
| # |
| # Using the getattr, setattr and properties we can access and manipulate |
| # the data within the data element. |
| class LayerIndexItemObj(): |
| def __init__(self, index, data=None, lock=False): |
| if data is None: |
| data = {} |
| |
| if type(data) != type(dict()): |
| raise TypeError('data (%s) is not a dict' % type(data)) |
| |
| super().__setattr__('_lock', lock) |
| super().__setattr__('index', index) |
| super().__setattr__('_data', data) |
| |
| def __eq__(self, other): |
| if self.__class__ != other.__class__: |
| return False |
| res=(self._data == other._data) |
| return res |
| |
| def __bool__(self): |
| return bool(self._data) |
| |
| def __getattr__(self, name): |
| # These are internal to THIS class, and not part of data |
| if name == "index" or name.startswith('_'): |
| return super().__getattribute__(name) |
| |
| if name not in self._data: |
| raise AttributeError('%s not in datastore' % name) |
| |
| return self._data[name] |
| |
| def _setattr(self, name, value, prop=True): |
| '''__setattr__ like function, but with control over property object behavior''' |
| if self.isLocked(): |
| raise TypeError("Can not set attribute '%s': Object data is locked" % name) |
| |
| if name.startswith('_'): |
| super().__setattr__(name, value) |
| return |
| |
| # Since __setattr__ runs before properties, we need to check if |
| # there is a setter property and then execute it |
| # ... or return self._data[name] |
| propertyobj = getattr(self.__class__, name, None) |
| if prop and isinstance(propertyobj, property): |
| if propertyobj.fset: |
| propertyobj.fset(self, value) |
| else: |
| raise AttributeError('Attribute %s is readonly, and may not be set' % name) |
| else: |
| self._data[name] = value |
| |
| def __setattr__(self, name, value): |
| self._setattr(name, value, prop=True) |
| |
| def _delattr(self, name, prop=True): |
| # Since __delattr__ runs before properties, we need to check if |
| # there is a deleter property and then execute it |
| # ... or we pop it ourselves.. |
| propertyobj = getattr(self.__class__, name, None) |
| if prop and isinstance(propertyobj, property): |
| if propertyobj.fdel: |
| propertyobj.fdel(self) |
| else: |
| raise AttributeError('Attribute %s is readonly, and may not be deleted' % name) |
| else: |
| self._data.pop(name) |
| |
| def __delattr__(self, name): |
| self._delattr(name, prop=True) |
| |
| def lockData(self): |
| '''Lock data object (make it readonly)''' |
| super().__setattr__("_lock", True) |
| |
| def unlockData(self): |
| '''unlock data object (make it readonly)''' |
| super().__setattr__("_lock", False) |
| |
| def isLocked(self): |
| '''Is this object locked (readonly)?''' |
| return self._lock |
| |
| # Branch object |
| class Branch(LayerIndexItemObj): |
| def define_data(self, id, name, bitbake_branch, |
| short_description=None, sort_priority=1, |
| updates_enabled=True, updated=None, |
| update_environment=None): |
| self.id = id |
| self.name = name |
| self.bitbake_branch = bitbake_branch |
| self.short_description = short_description or name |
| self.sort_priority = sort_priority |
| self.updates_enabled = updates_enabled |
| self.updated = updated or datetime.datetime.today().isoformat() |
| self.update_environment = update_environment |
| |
| @property |
| def name(self): |
| return self.__getattr__('name') |
| |
| @name.setter |
| def name(self, value): |
| self._data['name'] = value |
| |
| if self.bitbake_branch == value: |
| self.bitbake_branch = "" |
| |
| @name.deleter |
| def name(self): |
| self._delattr('name', prop=False) |
| |
| @property |
| def bitbake_branch(self): |
| try: |
| return self.__getattr__('bitbake_branch') |
| except AttributeError: |
| return self.name |
| |
| @bitbake_branch.setter |
| def bitbake_branch(self, value): |
| if self.name == value: |
| self._data['bitbake_branch'] = "" |
| else: |
| self._data['bitbake_branch'] = value |
| |
| @bitbake_branch.deleter |
| def bitbake_branch(self): |
| self._delattr('bitbake_branch', prop=False) |
| |
| |
| class LayerItem(LayerIndexItemObj): |
| def define_data(self, id, name, status='P', |
| layer_type='A', summary=None, |
| description=None, |
| vcs_url=None, vcs_web_url=None, |
| vcs_web_tree_base_url=None, |
| vcs_web_file_base_url=None, |
| usage_url=None, |
| mailing_list_url=None, |
| index_preference=1, |
| classic=False, |
| updated=None): |
| self.id = id |
| self.name = name |
| self.status = status |
| self.layer_type = layer_type |
| self.summary = summary or name |
| self.description = description or summary or name |
| self.vcs_url = vcs_url |
| self.vcs_web_url = vcs_web_url |
| self.vcs_web_tree_base_url = vcs_web_tree_base_url |
| self.vcs_web_file_base_url = vcs_web_file_base_url |
| self.index_preference = index_preference |
| self.classic = classic |
| self.updated = updated or datetime.datetime.today().isoformat() |
| |
| |
| class LayerBranch(LayerIndexItemObj): |
| def define_data(self, id, collection, version, layer, branch, |
| vcs_subdir="", vcs_last_fetch=None, |
| vcs_last_rev=None, vcs_last_commit=None, |
| actual_branch="", |
| updated=None): |
| self.id = id |
| self.collection = collection |
| self.version = version |
| if isinstance(layer, LayerItem): |
| self.layer = layer |
| else: |
| self.layer_id = layer |
| |
| if isinstance(branch, Branch): |
| self.branch = branch |
| else: |
| self.branch_id = branch |
| |
| self.vcs_subdir = vcs_subdir |
| self.vcs_last_fetch = vcs_last_fetch |
| self.vcs_last_rev = vcs_last_rev |
| self.vcs_last_commit = vcs_last_commit |
| self.actual_branch = actual_branch |
| self.updated = updated or datetime.datetime.today().isoformat() |
| |
| # This is a little odd, the _data attribute is 'layer', but it's really |
| # referring to the layer id.. so lets adjust this to make it useful |
| @property |
| def layer_id(self): |
| return self.__getattr__('layer') |
| |
| @layer_id.setter |
| def layer_id(self, value): |
| self._setattr('layer', value, prop=False) |
| |
| @layer_id.deleter |
| def layer_id(self): |
| self._delattr('layer', prop=False) |
| |
| @property |
| def layer(self): |
| try: |
| return self.index.layerItems[self.layer_id] |
| except KeyError: |
| raise AttributeError('Unable to find layerItems in index to map layer_id %s' % self.layer_id) |
| except IndexError: |
| raise AttributeError('Unable to find layer_id %s in index layerItems' % self.layer_id) |
| |
| @layer.setter |
| def layer(self, value): |
| if not isinstance(value, LayerItem): |
| raise TypeError('value is not a LayerItem') |
| if self.index != value.index: |
| raise AttributeError('Object and value do not share the same index and thus key set.') |
| self.layer_id = value.id |
| |
| @layer.deleter |
| def layer(self): |
| del self.layer_id |
| |
| @property |
| def branch_id(self): |
| return self.__getattr__('branch') |
| |
| @branch_id.setter |
| def branch_id(self, value): |
| self._setattr('branch', value, prop=False) |
| |
| @branch_id.deleter |
| def branch_id(self): |
| self._delattr('branch', prop=False) |
| |
| @property |
| def branch(self): |
| try: |
| logger.debug("Get branch object from branches[%s]" % (self.branch_id)) |
| return self.index.branches[self.branch_id] |
| except KeyError: |
| raise AttributeError('Unable to find branches in index to map branch_id %s' % self.branch_id) |
| except IndexError: |
| raise AttributeError('Unable to find branch_id %s in index branches' % self.branch_id) |
| |
| @branch.setter |
| def branch(self, value): |
| if not isinstance(value, LayerItem): |
| raise TypeError('value is not a LayerItem') |
| if self.index != value.index: |
| raise AttributeError('Object and value do not share the same index and thus key set.') |
| self.branch_id = value.id |
| |
| @branch.deleter |
| def branch(self): |
| del self.branch_id |
| |
| @property |
| def actual_branch(self): |
| if self.__getattr__('actual_branch'): |
| return self.__getattr__('actual_branch') |
| else: |
| return self.branch.name |
| |
| @actual_branch.setter |
| def actual_branch(self, value): |
| logger.debug("Set actual_branch to %s .. name is %s" % (value, self.branch.name)) |
| if value != self.branch.name: |
| self._setattr('actual_branch', value, prop=False) |
| else: |
| self._setattr('actual_branch', '', prop=False) |
| |
| @actual_branch.deleter |
| def actual_branch(self): |
| self._delattr('actual_branch', prop=False) |
| |
| # Extend LayerIndexItemObj with common LayerBranch manipulations |
| # All of the remaining LayerIndex objects refer to layerbranch, and it is |
| # up to the user to follow that back through the LayerBranch object into |
| # the layer object to get various attributes. So add an intermediate set |
| # of attributes that can easily get us the layerbranch as well as layer. |
| |
| class LayerIndexItemObj_LayerBranch(LayerIndexItemObj): |
| @property |
| def layerbranch_id(self): |
| return self.__getattr__('layerbranch') |
| |
| @layerbranch_id.setter |
| def layerbranch_id(self, value): |
| self._setattr('layerbranch', value, prop=False) |
| |
| @layerbranch_id.deleter |
| def layerbranch_id(self): |
| self._delattr('layerbranch', prop=False) |
| |
| @property |
| def layerbranch(self): |
| try: |
| return self.index.layerBranches[self.layerbranch_id] |
| except KeyError: |
| raise AttributeError('Unable to find layerBranches in index to map layerbranch_id %s' % self.layerbranch_id) |
| except IndexError: |
| raise AttributeError('Unable to find layerbranch_id %s in index branches' % self.layerbranch_id) |
| |
| @layerbranch.setter |
| def layerbranch(self, value): |
| if not isinstance(value, LayerBranch): |
| raise TypeError('value (%s) is not a layerBranch' % type(value)) |
| if self.index != value.index: |
| raise AttributeError('Object and value do not share the same index and thus key set.') |
| self.layerbranch_id = value.id |
| |
| @layerbranch.deleter |
| def layerbranch(self): |
| del self.layerbranch_id |
| |
| @property |
| def layer_id(self): |
| return self.layerbranch.layer_id |
| |
| # Doesn't make sense to set or delete layer_id |
| |
| @property |
| def layer(self): |
| return self.layerbranch.layer |
| |
| # Doesn't make sense to set or delete layer |
| |
| |
| class LayerDependency(LayerIndexItemObj_LayerBranch): |
| def define_data(self, id, layerbranch, dependency, required=True): |
| self.id = id |
| if isinstance(layerbranch, LayerBranch): |
| self.layerbranch = layerbranch |
| else: |
| self.layerbranch_id = layerbranch |
| if isinstance(dependency, LayerDependency): |
| self.dependency = dependency |
| else: |
| self.dependency_id = dependency |
| self.required = required |
| |
| @property |
| def dependency_id(self): |
| return self.__getattr__('dependency') |
| |
| @dependency_id.setter |
| def dependency_id(self, value): |
| self._setattr('dependency', value, prop=False) |
| |
| @dependency_id.deleter |
| def dependency_id(self): |
| self._delattr('dependency', prop=False) |
| |
| @property |
| def dependency(self): |
| try: |
| return self.index.layerItems[self.dependency_id] |
| except KeyError: |
| raise AttributeError('Unable to find layerItems in index to map layerbranch_id %s' % self.dependency_id) |
| except IndexError: |
| raise AttributeError('Unable to find dependency_id %s in index layerItems' % self.dependency_id) |
| |
| @dependency.setter |
| def dependency(self, value): |
| if not isinstance(value, LayerDependency): |
| raise TypeError('value (%s) is not a dependency' % type(value)) |
| if self.index != value.index: |
| raise AttributeError('Object and value do not share the same index and thus key set.') |
| self.dependency_id = value.id |
| |
| @dependency.deleter |
| def dependency(self): |
| self._delattr('dependency', prop=False) |
| |
| @property |
| def dependency_layerBranch(self): |
| layerid = self.dependency_id |
| branchid = self.layerbranch.branch_id |
| |
| try: |
| return self.index.layerBranches_layerId_branchId["%s:%s" % (layerid, branchid)] |
| except IndexError: |
| # layerBranches_layerId_branchId -- but not layerId:branchId |
| raise AttributeError('Unable to find layerId:branchId %s:%s in index layerBranches_layerId_branchId' % (layerid, branchid)) |
| except KeyError: |
| raise AttributeError('Unable to find layerId:branchId %s:%s in layerItems and layerBranches' % (layerid, branchid)) |
| |
| # dependency_layerBranch doesn't make sense to set or del |
| |
| |
| class Recipe(LayerIndexItemObj_LayerBranch): |
| def define_data(self, id, |
| filename, filepath, pn, pv, layerbranch, |
| summary="", description="", section="", license="", |
| homepage="", bugtracker="", provides="", bbclassextend="", |
| inherits="", blacklisted="", updated=None): |
| self.id = id |
| self.filename = filename |
| self.filepath = filepath |
| self.pn = pn |
| self.pv = pv |
| self.summary = summary |
| self.description = description |
| self.section = section |
| self.license = license |
| self.homepage = homepage |
| self.bugtracker = bugtracker |
| self.provides = provides |
| self.bbclassextend = bbclassextend |
| self.inherits = inherits |
| self.updated = updated or datetime.datetime.today().isoformat() |
| self.blacklisted = blacklisted |
| if isinstance(layerbranch, LayerBranch): |
| self.layerbranch = layerbranch |
| else: |
| self.layerbranch_id = layerbranch |
| |
| @property |
| def fullpath(self): |
| return os.path.join(self.filepath, self.filename) |
| |
| # Set would need to understand how to split it |
| # del would we del both parts? |
| |
| @property |
| def inherits(self): |
| if 'inherits' not in self._data: |
| # Older indexes may not have this, so emulate it |
| if '-image-' in self.pn: |
| return 'image' |
| return self.__getattr__('inherits') |
| |
| @inherits.setter |
| def inherits(self, value): |
| return self._setattr('inherits', value, prop=False) |
| |
| @inherits.deleter |
| def inherits(self): |
| return self._delattr('inherits', prop=False) |
| |
| |
| class Machine(LayerIndexItemObj_LayerBranch): |
| def define_data(self, id, |
| name, description, layerbranch, |
| updated=None): |
| self.id = id |
| self.name = name |
| self.description = description |
| if isinstance(layerbranch, LayerBranch): |
| self.layerbranch = layerbranch |
| else: |
| self.layerbranch_id = layerbranch |
| self.updated = updated or datetime.datetime.today().isoformat() |
| |
| class Distro(LayerIndexItemObj_LayerBranch): |
| def define_data(self, id, |
| name, description, layerbranch, |
| updated=None): |
| self.id = id |
| self.name = name |
| self.description = description |
| if isinstance(layerbranch, LayerBranch): |
| self.layerbranch = layerbranch |
| else: |
| self.layerbranch_id = layerbranch |
| self.updated = updated or datetime.datetime.today().isoformat() |
| |
| # When performing certain actions, we may need to sort the data. |
| # This will allow us to keep it consistent from run to run. |
| def sort_entry(item): |
| newitem = item |
| try: |
| if type(newitem) == type(dict()): |
| newitem = OrderedDict(sorted(newitem.items(), key=lambda t: t[0])) |
| for index in newitem: |
| newitem[index] = sort_entry(newitem[index]) |
| elif type(newitem) == type(list()): |
| newitem.sort(key=lambda obj: obj['id']) |
| for index, _ in enumerate(newitem): |
| newitem[index] = sort_entry(newitem[index]) |
| except: |
| logger.error('Sort failed for item %s' % type(item)) |
| pass |
| |
| return newitem |