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Diffstat (limited to 'src/software/openlmi/software/LMI_HostedSoftwareCollection.py')
| -rw-r--r-- | src/software/openlmi/software/LMI_HostedSoftwareCollection.py | 238 |
1 files changed, 238 insertions, 0 deletions
diff --git a/src/software/openlmi/software/LMI_HostedSoftwareCollection.py b/src/software/openlmi/software/LMI_HostedSoftwareCollection.py new file mode 100644 index 0000000..ad8b6bf --- /dev/null +++ b/src/software/openlmi/software/LMI_HostedSoftwareCollection.py @@ -0,0 +1,238 @@ +# Software Management Providers +# +# Copyright (C) 2012 Red Hat, Inc. All rights reserved. +# +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 2 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see <http://www.gnu.org/licenses/>. + +"""Python Provider for LMI_HostedSoftwareCollection + +Instruments the CIM class LMI_HostedSoftwareCollection + +""" + +import pywbem +from pywbem.cim_provider2 import CIMProvider2 + +from openlmi.common import cmpi_logging +from openlmi.software.core import ComputerSystem, SystemSoftwareCollection + +class LMI_HostedSoftwareCollection(CIMProvider2): + """Instrument the CIM class LMI_HostedSoftwareCollection + + HostedSoftwareCollection defines a SystemSpecificCollection in the context of a + scoping System. It represents a Collection that has meaning only in + the context of a System, a Collection whose elements are restricted by + the definition of the System, or both of these types of Collections. + + """ + + def __init__ (self, _env): + cmpi_logging.logger.debug('Initializing provider %s from %s' \ + % (self.__class__.__name__, __file__)) + + @cmpi_logging.trace_method + def get_instance(self, env, model): + """Return an instance. + + Keyword arguments: + env -- Provider Environment (pycimmb.ProviderEnvironment) + model -- A template of the pywbem.CIMInstance to be returned. The + key properties are set on this instance to correspond to the + instanceName that was requested. The properties of the model + are already filtered according to the PropertyList from the + request. Only properties present in the model need to be + given values. If you prefer, you can set all of the + values, and the instance will be filtered for you. + + Possible Errors: + CIM_ERR_ACCESS_DENIED + CIM_ERR_INVALID_PARAMETER (including missing, duplicate, unrecognized + or otherwise incorrect parameters) + CIM_ERR_NOT_FOUND (the CIM Class does exist, but the requested CIM + Instance does not exist in the specified namespace) + CIM_ERR_FAILED (some other unspecified error occurred) + + """ + for key_prop in ("Antecedent", "Dependent"): + if not key_prop in model: + raise pywbem.CIMError(pywbem.CIM_ERR_INVALID_PARAMETER, + "Missing Antecedent key property!") + ComputerSystem.check_path_property(env, model, "Antecedent") + SystemSoftwareCollection.check_path_property(env, model, "Dependent") + + model.path.update({"Antecedent":None, "Dependent":None}) + + model["Antecedent"] = ComputerSystem.get_path() + model["Dependent"] = SystemSoftwareCollection.get_path() + + return model + + @cmpi_logging.trace_method + def enum_instances(self, env, model, keys_only): + """Enumerate instances. + + The WBEM operations EnumerateInstances and EnumerateInstanceNames + are both mapped to this method. + This method is a python generator + + Keyword arguments: + env -- Provider Environment (pycimmb.ProviderEnvironment) + model -- A template of the pywbem.CIMInstances to be generated. + The properties of the model are already filtered according to + the PropertyList from the request. Only properties present in + the model need to be given values. If you prefer, you can + always set all of the values, and the instance will be filtered + for you. + keys_only -- A boolean. True if only the key properties should be + set on the generated instances. + + Possible Errors: + CIM_ERR_FAILED (some other unspecified error occurred) + + """ + # Prime model.path with knowledge of the keys, so key values on + # the CIMInstanceName (model.path) will automatically be set when + # we set property values on the model. + model.path.update({'Dependent': None, 'Antecedent': None}) + + model["Antecedent"] = ComputerSystem.get_path() + model["Dependent"] = SystemSoftwareCollection.get_path() + + yield model + + + @cmpi_logging.trace_method + def set_instance(self, env, instance, modify_existing): + """Return a newly created or modified instance. + + Keyword arguments: + env -- Provider Environment (pycimmb.ProviderEnvironment) + instance -- The new pywbem.CIMInstance. If modifying an existing + instance, the properties on this instance have been filtered by + the PropertyList from the request. + modify_existing -- True if ModifyInstance, False if CreateInstance + + Return the new instance. The keys must be set on the new instance. + + Possible Errors: + CIM_ERR_ACCESS_DENIED + CIM_ERR_NOT_SUPPORTED + CIM_ERR_INVALID_PARAMETER (including missing, duplicate, unrecognized + or otherwise incorrect parameters) + CIM_ERR_ALREADY_EXISTS (the CIM Instance already exists -- only + valid if modify_existing is False, indicating that the operation + was CreateInstance) + CIM_ERR_NOT_FOUND (the CIM Instance does not exist -- only valid + if modify_existing is True, indicating that the operation + was ModifyInstance) + CIM_ERR_FAILED (some other unspecified error occurred) + + """ + raise pywbem.CIMError(pywbem.CIM_ERR_NOT_SUPPORTED) + + @cmpi_logging.trace_method + def delete_instance(self, env, instance_name): + """Delete an instance. + + Keyword arguments: + env -- Provider Environment (pycimmb.ProviderEnvironment) + instance_name -- A pywbem.CIMInstanceName specifying the instance + to delete. + + Possible Errors: + CIM_ERR_ACCESS_DENIED + CIM_ERR_NOT_SUPPORTED + CIM_ERR_INVALID_NAMESPACE + CIM_ERR_INVALID_PARAMETER (including missing, duplicate, unrecognized + or otherwise incorrect parameters) + CIM_ERR_INVALID_CLASS (the CIM Class does not exist in the specified + namespace) + CIM_ERR_NOT_FOUND (the CIM Class does exist, but the requested CIM + Instance does not exist in the specified namespace) + CIM_ERR_FAILED (some other unspecified error occurred) + + """ + raise pywbem.CIMError(pywbem.CIM_ERR_NOT_SUPPORTED) + + @cmpi_logging.trace_method + def references(self, env, object_name, model, result_class_name, role, + result_role, keys_only): + """Instrument Associations. + + All four association-related operations (Associators, AssociatorNames, + References, ReferenceNames) are mapped to this method. + This method is a python generator + + Keyword arguments: + env -- Provider Environment (pycimmb.ProviderEnvironment) + object_name -- A pywbem.CIMInstanceName that defines the source + CIM Object whose associated Objects are to be returned. + model -- A template pywbem.CIMInstance to serve as a model + of the objects to be returned. Only properties present on this + model need to be set. + result_class_name -- If not empty, this string acts as a filter on + the returned set of Instances by mandating that each returned + Instances MUST represent an association between object_name + and an Instance of a Class whose name matches this parameter + or a subclass. + role -- If not empty, MUST be a valid Property name. It acts as a + filter on the returned set of Instances by mandating that each + returned Instance MUST refer to object_name via a Property + whose name matches the value of this parameter. + result_role -- If not empty, MUST be a valid Property name. It acts + as a filter on the returned set of Instances by mandating that + each returned Instance MUST represent associations of + object_name to other Instances, where the other Instances play + the specified result_role in the association (i.e. the + name of the Property in the Association Class that refers to + the Object related to object_name MUST match the value of this + parameter). + keys_only -- A boolean. True if only the key properties should be + set on the generated instances. + + The following diagram may be helpful in understanding the role, + result_role, and result_class_name parameters. + +------------------------+ +-------------------+ + | object_name.classname | | result_class_name | + | ~~~~~~~~~~~~~~~~~~~~~ | | ~~~~~~~~~~~~~~~~~ | + +------------------------+ +-------------------+ + | +-----------------------------------+ | + | | [Association] model.classname | | + | object_name | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ | | + +--------------+ object_name.classname REF role | | + (CIMInstanceName) | result_class_name REF result_role +------+ + | |(CIMInstanceName) + +-----------------------------------+ + + Possible Errors: + CIM_ERR_ACCESS_DENIED + CIM_ERR_NOT_SUPPORTED + CIM_ERR_INVALID_NAMESPACE + CIM_ERR_INVALID_PARAMETER (including missing, duplicate, unrecognized + or otherwise incorrect parameters) + CIM_ERR_FAILED (some other unspecified error occurred) + + """ + ch = env.get_cimom_handle() + # If you want to get references for free, implemented in terms + # of enum_instances, just leave the code below unaltered. + if ch.is_subclass(object_name.namespace, + sub=object_name.classname, + super='CIM_SystemSpecificCollection') or \ + ch.is_subclass(object_name.namespace, + sub=object_name.classname, + super='CIM_System'): + return self.simple_refs(env, object_name, model, + result_class_name, role, result_role, keys_only) + |