namespace.cpp

Pegasus is an open-source implementationof the DMTF CIM and WBEM standards. It is designed to be por

//
String buildNamespacePath(
    CIMObjectPath & namespacePath,
    const CIMInstance& instance,
    const String & objectManagerName)
{
    PEG_METHOD_ENTER(TRC_CONTROLPROVIDER,
        "InteropProvider::buildNamespacePath");

    unsigned int propIndex = PEG_NOT_FOUND;
    CIMName propertyName;

    if(instance.findProperty(CIM_NAMESPACE_PROPERTY_SYSTEMCREATIONCLASSNAME)
        == PEG_NOT_FOUND)
    {
        propertyName = CIM_NAMESPACE_PROPERTY_SYSTEMCREATIONCLASSNAME;
    }
    else if(instance.findProperty(CIM_NAMESPACE_PROPERTY_SYSTEMNAME)
        == PEG_NOT_FOUND)
    {
        propertyName = CIM_NAMESPACE_PROPERTY_SYSTEMNAME;
    }
    else if(instance.findProperty(
        CIM_NAMESPACE_PROPERTY_OBJECTMANAGERCREATIONCLASSNAME)
        == PEG_NOT_FOUND)
    {
        propertyName = CIM_NAMESPACE_PROPERTY_OBJECTMANAGERCREATIONCLASSNAME;
    }
    else if(instance.findProperty(
        CIM_NAMESPACE_PROPERTY_OBJECTMANAGERNAME)
        == PEG_NOT_FOUND)
    {
        propertyName = CIM_NAMESPACE_PROPERTY_OBJECTMANAGERNAME;
    }
    else if(instance.findProperty(
        CIM_NAMESPACE_PROPERTY_CREATIONCLASSNAME)
        == PEG_NOT_FOUND)
    {
        propertyName = CIM_NAMESPACE_PROPERTY_CREATIONCLASSNAME;
    }
    else if((propIndex = instance.findProperty(CIM_NAMESPACE_PROPERTY_NAME))
        == PEG_NOT_FOUND)
    {
        propertyName = CIM_NAMESPACE_PROPERTY_NAME;
    }

    if(propIndex == PEG_NOT_FOUND)
    {
        PEG_TRACE_STRING(TRC_CONTROLPROVIDER, Tracer::LEVEL4,
            "Invalid CIM_Namespace Key Property " +  propertyName.getString());
        PEG_METHOD_EXIT();
        throw CIMInvalidParameterException(
            "Invalid CIM_Namespace key property: " + propertyName.getString());
    }

    PEG_TRACE_STRING(TRC_CONTROLPROVIDER, Tracer::LEVEL4,
        "CIM_Namespace Keys Valid");

    Array<CIMKeyBinding> keyBindings;

    String newNamespaceName;
    instance.getProperty(propIndex).getValue().get(newNamespaceName);
    keyBindings.append(CIMKeyBinding(
        CIM_NAMESPACE_PROPERTY_NAME,
        newNamespaceName, CIMKeyBinding::STRING));

    keyBindings.append(CIMKeyBinding(
        CIM_NAMESPACE_PROPERTY_CREATIONCLASSNAME,
        PEGASUS_CLASSNAME_PGNAMESPACE.getString(), CIMKeyBinding::STRING));

    keyBindings.append(CIMKeyBinding(
        CIM_NAMESPACE_PROPERTY_SYSTEMCREATIONCLASSNAME,
        System::getSystemCreationClassName(), CIMKeyBinding::STRING));

    String hostName = System::getFullyQualifiedHostName();
    keyBindings.append(CIMKeyBinding(
        CIM_NAMESPACE_PROPERTY_SYSTEMNAME,
        hostName, CIMKeyBinding::STRING));

    keyBindings.append(CIMKeyBinding(
        CIM_NAMESPACE_PROPERTY_OBJECTMANAGERCREATIONCLASSNAME,
        PEGASUS_CLASSNAME_PG_OBJECTMANAGER.getString(),
        CIMKeyBinding::STRING));

    keyBindings.append(CIMKeyBinding(
        CIM_NAMESPACE_PROPERTY_OBJECTMANAGERNAME,
        objectManagerName, CIMKeyBinding::STRING));

    namespacePath = CIMObjectPath(hostName, PEGASUS_NAMESPACENAME_INTEROP,
        PEGASUS_CLASSNAME_PGNAMESPACE, keyBindings);
    return newNamespaceName;
}

//
// Validates the keys for the ObjectPath representing an instance of
// PG_Namespace. Having this function should be more efficient than creating an
// instance of PG_Namespace and then comparing the object paths.
//
CIMNamespaceName validateNamespaceKeys(
    const CIMObjectPath& objectPath,
    const String & objectManagerName)
{
    PEG_METHOD_ENTER(TRC_CONTROLPROVIDER,
        "InteropProvider::validatePGNamespaceKeys");

    CIMName propertyName;
    if(!validateRequiredProperty(
        objectPath,
        CIM_NAMESPACE_PROPERTY_SYSTEMCREATIONCLASSNAME,
        PEGASUS_CLASSNAME_PG_COMPUTERSYSTEM.getString()))
    {
        propertyName = CIM_NAMESPACE_PROPERTY_SYSTEMCREATIONCLASSNAME;
    }
    else if(!validateRequiredProperty(
        objectPath,
        CIM_NAMESPACE_PROPERTY_SYSTEMNAME,
        System::getFullyQualifiedHostName()))
    {
        propertyName = CIM_NAMESPACE_PROPERTY_SYSTEMNAME;
    }
    else if(!validateRequiredProperty(
        objectPath,
        CIM_NAMESPACE_PROPERTY_OBJECTMANAGERCREATIONCLASSNAME,
        PEGASUS_CLASSNAME_PG_OBJECTMANAGER.getString()))
    {
        propertyName = CIM_NAMESPACE_PROPERTY_OBJECTMANAGERCREATIONCLASSNAME;
    }
    else if(!validateRequiredProperty(
        objectPath,
        CIM_NAMESPACE_PROPERTY_OBJECTMANAGERNAME,
        objectManagerName))
    {
        propertyName = CIM_NAMESPACE_PROPERTY_OBJECTMANAGERNAME;
    }
    else if(!validateRequiredProperty(
        objectPath,
        CIM_NAMESPACE_PROPERTY_CREATIONCLASSNAME,
        PEGASUS_CLASSNAME_PGNAMESPACE.getString()))
    {
        propertyName = CIM_NAMESPACE_PROPERTY_CREATIONCLASSNAME;
    }
    else if(!validateRequiredProperty(objectPath,
        CIM_NAMESPACE_PROPERTY_NAME,
        String::EMPTY))
    {
        propertyName = CIM_NAMESPACE_PROPERTY_NAME;
    }

    if(!propertyName.isNull())
    {
        PEG_METHOD_EXIT();
        throw CIMInvalidParameterException(
            "Invalid key property: " + propertyName.getString());
    }

    PEG_METHOD_EXIT();
    return CIMNamespaceName(getKeyValue(objectPath, CIM_NAMESPACE_PROPERTY_NAME));
}

void InteropProvider::deleteNamespace(
    const CIMObjectPath & instanceName)
{
    PEG_METHOD_ENTER(TRC_CONTROLPROVIDER,
        "InteropProvider::deleteNamespace()");
    // Validate requred keys and retrieve namespace name. An exception
    // will be thrown if the object path is not valid.
    CIMNamespaceName deleteNamespaceName =
        validateNamespaceKeys(instanceName, objectManagerName);

    if (deleteNamespaceName.equal(PEGASUS_NAMESPACENAME_ROOT))
    {
        PEG_METHOD_EXIT();
        throw CIMNotSupportedException("root namespace cannot be deleted.");
    }

    repository->deleteNameSpace(deleteNamespaceName);

    PEG_TRACE_STRING(TRC_CONTROLPROVIDER, Tracer::LEVEL4,
        "Namespace = " + deleteNamespaceName.getString() +
            " successfully deleted.");

    Logger::put(Logger::STANDARD_LOG, System::CIMSERVER, Logger::TRACE,
        "Interop Provider Delete Namespace: $0",
        deleteNamespaceName.getString());
    PEG_METHOD_EXIT();
}

CIMObjectPath InteropProvider::createNamespace(
    const CIMInstance & namespaceInstance)
{
    PEG_METHOD_ENTER(TRC_CONTROLPROVIDER,
        "InteropProvider::createNamespace()");
    // The buildNamespacePath method performs some validation on the
    // namespace instance, creates a valid object path that can be used
    // by the client to access the instance later, and retrieves the
    // namespace to be created.
    CIMObjectPath newInstanceReference;
    CIMNamespaceName newNamespaceName = buildNamespacePath(
        newInstanceReference, namespaceInstance, objectManagerName);

    // Create the new namespace
    try
    {
        PEG_TRACE_STRING(TRC_CONTROLPROVIDER, Tracer::LEVEL4,
            "Namespace = " + newNamespaceName.getString() +
                " to be created.");

        CIMRepository::NameSpaceAttributes attributes;

        // Set shareable attribute to "false" if property is not present
        Boolean shareable = false;
        if(getPropertyValue(namespaceInstance,
            PG_NAMESPACE_PROPERTY_ISSHAREABLE, false))
        {
            attributes.insert("shareable", "true");
        }
        else
        {
            attributes.insert("shareable", "false");
        }

        // Set updatesAllowed attribute to "false" if property is not present
        Boolean updatesAllowed = false;
        if (getPropertyValue(namespaceInstance,
            PG_NAMESPACE_PROPERTY_SCHEMAUPDATESALLOWED, false))
        {
            attributes.insert("updatesAllowed", "true");
        }
        else
        {
            attributes.insert("updatesAllowed", "false");
        }

        // Set the parent attribute if the property is present, but don't set
        // it at all otherwise.
        String parent = getPropertyValue(namespaceInstance,
            PG_NAMESPACE_PROPERTY_PARENTNAMESPACE, String::EMPTY);
        if (parent != String::EMPTY)
            attributes.insert("parent",parent);

        //
        // Create the namespace with the retrieved attributes.
        //
        repository->createNameSpace(newNamespaceName, attributes);

        PEG_TRACE_STRING(TRC_CONTROLPROVIDER, Tracer::LEVEL4,
            "Namespace = " + newNamespaceName.getString() +
                " successfully created.");
        Logger::put(Logger::STANDARD_LOG, System::CIMSERVER, Logger::TRACE,
            "Create Namespace: Shareable = $0, Updates allowed: $1,  Parent: $2",
            newNamespaceName.getString(), shareable? 
                    "true" : "false", shareable? "true" : "false", parent );

    }
    catch(const CIMException&)
    {
        PEG_METHOD_EXIT();
        throw;
    }
    catch(const Exception&)
    {
        PEG_METHOD_EXIT();
        throw;
    }

    return newInstanceReference;
}

PEGASUS_NAMESPACE_END

// END OF FILE