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author | Chris St. Pierre <chris.a.st.pierre@gmail.com> | 2013-06-27 10:39:16 -0400 |
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committer | Chris St. Pierre <chris.a.st.pierre@gmail.com> | 2013-06-27 10:39:16 -0400 |
commit | 94d90ae60a82bc3ec104ed558627f896a1082e33 (patch) | |
tree | 4e00e7febf7c41b1a48abca18eb8a185dca75eb9 /src/lib/Bcfg2/Server/Plugins/Packages | |
parent | bd8e639ad56422893e67c74a3b8dae3f27f92276 (diff) | |
download | bcfg2-94d90ae60a82bc3ec104ed558627f896a1082e33.tar.gz bcfg2-94d90ae60a82bc3ec104ed558627f896a1082e33.tar.bz2 bcfg2-94d90ae60a82bc3ec104ed558627f896a1082e33.zip |
Options: migrated plugins to new options parser
Diffstat (limited to 'src/lib/Bcfg2/Server/Plugins/Packages')
-rw-r--r-- | src/lib/Bcfg2/Server/Plugins/Packages/Collection.py | 45 | ||||
-rw-r--r-- | src/lib/Bcfg2/Server/Plugins/Packages/PackagesSources.py | 26 | ||||
-rw-r--r-- | src/lib/Bcfg2/Server/Plugins/Packages/Source.py | 9 | ||||
-rw-r--r-- | src/lib/Bcfg2/Server/Plugins/Packages/Yum.py | 81 | ||||
-rw-r--r-- | src/lib/Bcfg2/Server/Plugins/Packages/__init__.py | 108 |
5 files changed, 124 insertions, 145 deletions
diff --git a/src/lib/Bcfg2/Server/Plugins/Packages/Collection.py b/src/lib/Bcfg2/Server/Plugins/Packages/Collection.py index 59eefe143..1ff097471 100644 --- a/src/lib/Bcfg2/Server/Plugins/Packages/Collection.py +++ b/src/lib/Bcfg2/Server/Plugins/Packages/Collection.py @@ -73,20 +73,17 @@ The Collection Module --------------------- """ -import sys import copy -import logging import lxml.etree +import Bcfg2.Options import Bcfg2.Server.Plugin -from Bcfg2.Server.FileMonitor import get_fam -from Bcfg2.Options import get_option_parser +from Bcfg2.Logger import Debuggable from Bcfg2.Compat import any, md5 # pylint: disable=W0622 +from Bcfg2.Server.FileMonitor import get_fam from Bcfg2.Server.Statistics import track_statistics -LOGGER = logging.getLogger(__name__) - -class Collection(list, Bcfg2.Server.Plugin.Debuggable): +class Collection(list, Debuggable): """ ``Collection`` objects represent the set of :class:`Bcfg2.Server.Plugins.Packages.Source` objects that apply to a given client, and can be used to query all software @@ -119,15 +116,14 @@ class Collection(list, Bcfg2.Server.Plugin.Debuggable): .. ----- .. autoattribute:: __package_groups__ """ - Bcfg2.Server.Plugin.Debuggable.__init__(self) + Debuggable.__init__(self) list.__init__(self, sources) - self.debug_flag = debug + self.debug_flag = self.debug_flag or debug self.metadata = metadata self.basepath = basepath self.cachepath = cachepath self.virt_pkgs = dict() self.fam = get_fam() - self.setup = get_option_parser() try: self.ptype = sources[0].ptype @@ -447,9 +443,7 @@ class Collection(list, Bcfg2.Server.Plugin.Debuggable): """ for pkg in pkglist: lxml.etree.SubElement(entry, 'BoundPackage', name=pkg, - version=self.setup.cfp.get("packages", - "version", - default="auto"), + version=Bcfg2.Options.setup.packages_version, type=self.ptype, origin='Packages') def get_new_packages(self, initial, complete): @@ -597,22 +591,9 @@ def get_collection_class(source_type): :type source_type: string :returns: type - the Collection subclass that should be used to instantiate an object to contain sources of the given type. """ - modname = "Bcfg2.Server.Plugins.Packages.%s" % source_type.title() - try: - module = sys.modules[modname] - except KeyError: - try: - module = __import__(modname).Server.Plugins.Packages - except ImportError: - msg = "Packages: Unknown source type %s" % source_type - LOGGER.error(msg) - raise Bcfg2.Server.Plugin.PluginExecutionError(msg) - - try: - cclass = getattr(module, source_type.title() + "Collection") - except AttributeError: - msg = "Packages: No collection class found for %s sources" % \ - source_type - LOGGER.error(msg) - raise Bcfg2.Server.Plugin.PluginExecutionError(msg) - return cclass + cls = None + for mod in Bcfg2.Options.setup.packages_backends: + if mod.__name__.endswith(".%s" % source_type.title()): + return getattr(mod, "%sCollection" % source_type.title()) + raise Bcfg2.Server.Plugin.PluginExecutionError( + "Packages: No collection class found for %s sources" % source_type) diff --git a/src/lib/Bcfg2/Server/Plugins/Packages/PackagesSources.py b/src/lib/Bcfg2/Server/Plugins/Packages/PackagesSources.py index aa6127f57..1a56d77c4 100644 --- a/src/lib/Bcfg2/Server/Plugins/Packages/PackagesSources.py +++ b/src/lib/Bcfg2/Server/Plugins/Packages/PackagesSources.py @@ -4,14 +4,12 @@ import os import sys import Bcfg2.Server.Plugin -from Bcfg2.Options import get_option_parser from Bcfg2.Server.Statistics import track_statistics from Bcfg2.Server.Plugins.Packages.Source import SourceInitError # pylint: disable=E0012,R0924 -class PackagesSources(Bcfg2.Server.Plugin.StructFile, - Bcfg2.Server.Plugin.Debuggable): +class PackagesSources(Bcfg2.Server.Plugin.StructFile): """ PackagesSources handles parsing of the :mod:`Bcfg2.Server.Plugins.Packages` ``sources.xml`` file, and the creation of the appropriate @@ -37,7 +35,6 @@ class PackagesSources(Bcfg2.Server.Plugin.StructFile, :raises: :class:`Bcfg2.Server.Plugin.exceptions.PluginInitError` - If ``sources.xml`` cannot be read """ - Bcfg2.Server.Plugin.Debuggable.__init__(self) Bcfg2.Server.Plugin.StructFile.__init__(self, filename, should_monitor=True) @@ -54,8 +51,6 @@ class PackagesSources(Bcfg2.Server.Plugin.StructFile, err = sys.exc_info()[1] self.logger.error("Could not create Packages cache at %s: %s" % (self.cachepath, err)) - #: The Bcfg2 options dict - self.setup = get_option_parser() #: The :class:`Bcfg2.Server.Plugins.Packages.Packages` that #: instantiated this ``PackagesSources`` object @@ -69,10 +64,9 @@ class PackagesSources(Bcfg2.Server.Plugin.StructFile, self.parsed = set() def set_debug(self, debug): - Bcfg2.Server.Plugin.Debuggable.set_debug(self, debug) + Bcfg2.Server.Plugin.StructFile.set_debug(self, debug) for source in self.entries: source.set_debug(debug) - set_debug.__doc__ = Bcfg2.Server.Plugin.Plugin.set_debug.__doc__ def HandleEvent(self, event=None): """ HandleEvent is called whenever the FAM registers an event. @@ -138,15 +132,13 @@ class PackagesSources(Bcfg2.Server.Plugin.StructFile, xsource.get("url")))) return None - try: - module = getattr(__import__("Bcfg2.Server.Plugins.Packages.%s" % - stype.title()).Server.Plugins.Packages, - stype.title()) - cls = getattr(module, "%sSource" % stype.title()) - except (ImportError, AttributeError): - err = sys.exc_info()[1] - self.logger.error("Packages: Unknown source type %s (%s)" % (stype, - err)) + cls = None + for mod in Bcfg2.Options.setup.packages_backends: + if mod.__name__.endswith(".%s" % stype.title()): + cls = getattr(mod, "%sSource" % stype.title()) + break + else: + self.logger.error("Packages: Unknown source type %s" % stype) return None try: diff --git a/src/lib/Bcfg2/Server/Plugins/Packages/Source.py b/src/lib/Bcfg2/Server/Plugins/Packages/Source.py index 767ac13ac..e1659dbb3 100644 --- a/src/lib/Bcfg2/Server/Plugins/Packages/Source.py +++ b/src/lib/Bcfg2/Server/Plugins/Packages/Source.py @@ -50,7 +50,7 @@ import os import re import sys import Bcfg2.Server.Plugin -from Bcfg2.Options import get_option_parser +from Bcfg2.Logger import Debuggable from Bcfg2.Compat import HTTPError, HTTPBasicAuthHandler, \ HTTPPasswordMgrWithDefaultRealm, install_opener, build_opener, urlopen, \ cPickle, md5 @@ -93,7 +93,7 @@ class SourceInitError(Exception): REPO_RE = re.compile(r'(?:pulp/repos/|/RPMS\.|/)([^/]+)/?$') -class Source(Bcfg2.Server.Plugin.Debuggable): # pylint: disable=R0902 +class Source(Debuggable): # pylint: disable=R0902 """ ``Source`` objects represent a single <Source> tag in ``sources.xml``. Note that a single Source tag can itself describe multiple repositories (if it uses the "url" attribute @@ -121,7 +121,7 @@ class Source(Bcfg2.Server.Plugin.Debuggable): # pylint: disable=R0902 :type source: lxml.etree._Element :raises: :class:`Bcfg2.Server.Plugins.Packages.Source.SourceInitError` """ - Bcfg2.Server.Plugin.Debuggable.__init__(self) + Debuggable.__init__(self) #: The base filesystem path under which cache data for this #: source should be stored @@ -130,9 +130,6 @@ class Source(Bcfg2.Server.Plugin.Debuggable): # pylint: disable=R0902 #: The XML tag that describes this source self.xsource = xsource - #: A Bcfg2 options dict - self.setup = get_option_parser() - #: A set of package names that are deemed "essential" by this #: source self.essentialpkgs = set() diff --git a/src/lib/Bcfg2/Server/Plugins/Packages/Yum.py b/src/lib/Bcfg2/Server/Plugins/Packages/Yum.py index 98add2ccf..4bbcc59f7 100644 --- a/src/lib/Bcfg2/Server/Plugins/Packages/Yum.py +++ b/src/lib/Bcfg2/Server/Plugins/Packages/Yum.py @@ -58,10 +58,10 @@ import errno import socket import logging import lxml.etree -import Bcfg2.Server.FileMonitor +import Bcfg2.Options import Bcfg2.Server.Plugin +import Bcfg2.Server.FileMonitor from Bcfg2.Utils import Executor -from Bcfg2.Options import get_option_parser # pylint: disable=W0622 from Bcfg2.Compat import StringIO, cPickle, HTTPError, URLError, \ ConfigParser, any @@ -106,6 +106,30 @@ PULPSERVER = None PULPCONFIG = None +options = [ + Bcfg2.Options.PathOption( + cf=("packages:yum", "helper"), dest="yum_helper", + help="Path to the bcfg2-yum-helper executable"), + Bcfg2.Options.BooleanOption( + cf=("packages:yum", "use_yum_libraries"), + help="Use Python yum libraries"), + Bcfg2.Options.PathOption( + cf=("packages:yum", "gpg_keypath"), default="/etc/pki/rpm-gpg", + help="GPG key path on the client"), + Bcfg2.Options.Option( + cf=("packages:yum", "*"), dest="yum_options", + help="Other yum options to include in generated yum configs")] +if HAS_PULP: + options.append( + Bcfg2.Options.Option( + cf=("packages:pulp", "username"), dest="pulp_username", + help="Username for Pulp authentication")) + options.append( + Bcfg2.Options.Option( + cf=("packages:pulp", "password"), dest="pulp_password", + help="Password for Pulp authentication")) + + def _setup_pulp(): """ Connect to a Pulp server and pass authentication credentials. This only needs to be called once, but multiple calls won't hurt @@ -121,20 +145,6 @@ def _setup_pulp(): raise Bcfg2.Server.Plugin.PluginInitError(msg) if PULPSERVER is None: - setup = get_option_parser() - try: - username = setup.cfp.get("packages:pulp", "username") - password = setup.cfp.get("packages:pulp", "password") - except ConfigParser.NoSectionError: - msg = "Packages: No [pulp] section found in bcfg2.conf" - LOGGER.error(msg) - raise Bcfg2.Server.Plugin.PluginInitError(msg) - except ConfigParser.NoOptionError: - msg = "Packages: Required option not found in bcfg2.conf: %s" % \ - sys.exc_info()[1] - LOGGER.error(msg) - raise Bcfg2.Server.Plugin.PluginInitError(msg) - PULPCONFIG = ConsumerConfig() serveropts = PULPCONFIG.server @@ -142,7 +152,9 @@ def _setup_pulp(): int(serveropts['port']), serveropts['scheme'], serveropts['path']) - PULPSERVER.set_basic_auth_credentials(username, password) + PULPSERVER.set_basic_auth_credentials( + Bcfg2.Options.setup.pulp_username, + Bcfg2.Options.setup.pulp_password) server.set_active_server(PULPSERVER) return PULPSERVER @@ -325,9 +337,8 @@ class YumCollection(Collection): forking, but apparently not); finally we check in /usr/sbin, the default location. """ if not self._helper: - try: - self._helper = self.setup.cfp.get("packages:yum", "helper") - except (ConfigParser.NoOptionError, ConfigParser.NoSectionError): + self._helper = Bcfg2.Options.setup.yum_helper + if not self._helper: # first see if bcfg2-yum-helper is in PATH try: self.debug_log("Checking for bcfg2-yum-helper in $PATH") @@ -341,9 +352,7 @@ class YumCollection(Collection): def use_yum(self): """ True if we should use the yum Python libraries, False otherwise """ - return HAS_YUM and self.setup.cfp.getboolean("packages:yum", - "use_yum_libraries", - default=False) + return HAS_YUM and Bcfg2.Options.setup.use_yum_libraries @property def has_pulp_sources(self): @@ -378,15 +387,15 @@ class YumCollection(Collection): debuglevel="0", sslverify="0", reposdir="/dev/null") - if self.setup['debug']: + if Bcfg2.Options.setup.debug: mainopts['debuglevel'] = "5" - elif self.setup['verbose']: + elif Bcfg2.Options.setup.verbose: mainopts['debuglevel'] = "2" try: - for opt in self.setup.cfp.options("packages:yum"): + for opt, val in Bcfg2.Options.setup.yum_options.items(): if opt not in self.option_blacklist: - mainopts[opt] = self.setup.cfp.get("packages:yum", opt) + mainopts[opt] = val except ConfigParser.NoSectionError: pass @@ -508,8 +517,7 @@ class YumCollection(Collection): for key in needkeys: # figure out the path of the key on the client - keydir = self.setup.cfp.get("global", "gpg_keypath", - default="/etc/pki/rpm-gpg") + keydir = Bcfg2.Options.setup.gpg_keypath remotekey = os.path.join(keydir, os.path.basename(key)) localkey = os.path.join(self.keypath, os.path.basename(key)) kdata = open(localkey).read() @@ -728,8 +736,7 @@ class YumCollection(Collection): """ Given a package tuple, return a dict of attributes suitable for applying to either a Package or an Instance tag """ - attrs = dict(version=self.setup.cfp.get("packages", "version", - default="auto")) + attrs = dict(version=Bcfg2.Options.setup.packages_version) if attrs['version'] == 'any' or not isinstance(pkgtup, tuple): return attrs @@ -877,14 +884,10 @@ class YumCollection(Collection): ``bcfg2-yum-helper`` command. """ cmd = [self.helper, "-c", self.cfgfile] - if self.setup['verbose']: + if Bcfg2.Options.setup.verbose: cmd.append("-v") if self.debug_flag: - if not self.setup['verbose']: - # ensure that running in debug gets -vv, even if - # verbose is not enabled - cmd.append("-v") - cmd.append("-v") + cmd.append("-d") cmd.append(command) self.debug_log("Packages: running %s" % " ".join(cmd)) if inputdata: @@ -1007,9 +1010,7 @@ class YumSource(Source): def use_yum(self): """ True if we should use the yum Python libraries, False otherwise """ - return HAS_YUM and self.setup.cfp.getboolean("packages:yum", - "use_yum_libraries", - default=False) + return HAS_YUM and Bcfg2.Options.setup.use_yum_libraries def save_state(self): """ If using the builtin yum parser, save state to diff --git a/src/lib/Bcfg2/Server/Plugins/Packages/__init__.py b/src/lib/Bcfg2/Server/Plugins/Packages/__init__.py index 8c272cf53..5b7c76765 100644 --- a/src/lib/Bcfg2/Server/Plugins/Packages/__init__.py +++ b/src/lib/Bcfg2/Server/Plugins/Packages/__init__.py @@ -7,20 +7,30 @@ import sys import glob import shutil import lxml.etree -import Bcfg2.Logger +import Bcfg2.Options import Bcfg2.Server.Plugin -from Bcfg2.Compat import ConfigParser, urlopen, HTTPError, URLError +from Bcfg2.Compat import urlopen, HTTPError, URLError from Bcfg2.Server.Plugins.Packages.Collection import Collection, \ get_collection_class from Bcfg2.Server.Plugins.Packages.PackagesSources import PackagesSources from Bcfg2.Server.Statistics import track_statistics -#: The default path for generated yum configs -YUM_CONFIG_DEFAULT = "/etc/yum.repos.d/bcfg2.repo" -#: The default path for generated apt configs -APT_CONFIG_DEFAULT = \ - "/etc/apt/sources.list.d/bcfg2-packages-generated-sources.list" +def packages_boolean(value): + """ For historical reasons, the Packages booleans 'resolver' and + 'metadata' both accept "enabled" in addition to the normal boolean + values. """ + if value == 'disabled': + return False + elif value == 'enabled': + return True + else: + return value + + +class PackagesBackendAction(Bcfg2.Options.ComponentAction): + bases = ['Bcfg2.Server.Plugins.Packages'] + module = True class Packages(Bcfg2.Server.Plugin.Plugin, @@ -38,6 +48,37 @@ class Packages(Bcfg2.Server.Plugin.Plugin, .. private-include: _build_packages""" + options = [ + Bcfg2.Options.Option( + cf=("packages", "backends"), dest="packages_backends", + help="Packages backends to load", + type=Bcfg2.Options.Types.comma_list, + action=PackagesBackendAction, default=['Yum', 'Apt', 'Pac']), + Bcfg2.Options.PathOption( + cf=("packages", "cache"), dest="packages_cache", + help="Path to the Packages cache", + default='<repository>/Packages/cache'), + Bcfg2.Options.Option( + cf=("packages", "resolver"), dest="packages_resolver", + help="Disable the Packages resolver", + type=packages_boolean, default=True), + Bcfg2.Options.Option( + cf=("packages", "metadata"), dest="packages_metadata", + help="Disable all Packages metadata processing", + type=packages_boolean, default=True), + Bcfg2.Options.Option( + cf=("packages", "version"), dest="packages_version", + help="Set default Package entry version", default="auto", + choices=["auto", "any"]), + Bcfg2.Options.PathOption( + cf=("packages", "yum_config"), + help="The default path for generated yum configs", + default="/etc/yum.repos.d/bcfg2.repo"), + Bcfg2.Options.PathOption( + cf=("packages", "apt_config"), + help="The default path for generated apt configs", + default="/etc/apt/sources.list.d/bcfg2-packages-generated-sources.list")] + #: Packages is an alternative to #: :mod:`Bcfg2.Server.Plugins.Pkgmgr` and conflicts with it. conflicts = ['Pkgmgr'] @@ -56,9 +97,7 @@ class Packages(Bcfg2.Server.Plugin.Plugin, #: Packages does a potentially tremendous amount of on-disk #: caching. ``cachepath`` holds the base directory to where #: data should be cached. - self.cachepath = \ - self.core.setup.cfp.get("packages", "cache", - default=os.path.join(self.data, 'cache')) + self.cachepath = Bcfg2.Options.setup.packages_cache #: Where Packages should store downloaded GPG key files self.keypath = os.path.join(self.cachepath, 'keys') @@ -121,40 +160,17 @@ class Packages(Bcfg2.Server.Plugin.Plugin, :attr:`disableMetaData`) implies disabling the resolver. This property cannot be set. """ - if self.disableMetaData: - # disabling metadata without disabling the resolver Breaks - # Things - return True - try: - return not self.core.setup.cfp.getboolean("packages", "resolver") - except (ConfigParser.NoSectionError, ConfigParser.NoOptionError): - return False - except ValueError: - # for historical reasons we also accept "enabled" and - # "disabled", which are not handled according to the - # Python docs but appear to be handled properly by - # ConfigParser in at least some versions - return self.core.setup.cfp.get( - "packages", - "resolver", - default="enabled").lower() == "disabled" + # disabling metadata without disabling the resolver Breaks + # Things + return not Bcfg2.Options.setup.packages_metadata or \ + not Bcfg2.Options.setup.packages_resolver @property def disableMetaData(self): """ Report whether or not metadata processing is enabled. This property cannot be set. """ - try: - return not self.core.setup.cfp.getboolean("packages", "resolver") - except (ConfigParser.NoSectionError, ConfigParser.NoOptionError): - return False - except ValueError: - # for historical reasons we also accept "enabled" and - # "disabled" - return self.core.setup.cfp.get( - "packages", - "metadata", - default="enabled").lower() == "disabled" + return not Bcfg2.Options.setup.packages_metadata def create_config(self, entry, metadata): """ Create yum/apt config for the specified client. @@ -203,9 +219,7 @@ class Packages(Bcfg2.Server.Plugin.Plugin, """ if entry.tag == 'Package': collection = self.get_collection(metadata) - entry.set('version', self.core.setup.cfp.get("packages", - "version", - default="auto")) + entry.set('version', Bcfg2.Options.setup.packages_version) entry.set('type', collection.ptype) elif entry.tag == 'Path': self.create_config(entry, metadata) @@ -234,14 +248,8 @@ class Packages(Bcfg2.Server.Plugin.Plugin, return True elif entry.tag == 'Path': # managed entries for yum/apt configs - if (entry.get("name") == - self.core.setup.cfp.get("packages", - "yum_config", - default=YUM_CONFIG_DEFAULT) or - entry.get("name") == - self.core.setup.cfp.get("packages", - "apt_config", - default=APT_CONFIG_DEFAULT)): + if entry.get("name") in [Bcfg2.Options.setup.apt_config, + Bcfg2.Options.setup.yum_config]: return True return False @@ -274,7 +282,7 @@ class Packages(Bcfg2.Server.Plugin.Plugin, :returns: None """ collection = self.get_collection(metadata) - indep = lxml.etree.Element('Independent') + indep = lxml.etree.Element('Independent', name=self.__class__.__name__) self._build_packages(metadata, indep, structures, collection=collection) collection.build_extra_structures(indep) |