public LocalVariableVariablesComponent(
VariableType localVariable,
VariableComponentType variable,
IEnumerable<VariableType> variablesOfOvalDefinitions,
oval_system_characteristics systemCharacteristics,
Modulo.Collect.OVAL.Variables.oval_variables externalVariables = null)
{
this.variablesOfDefinitions = variablesOfOvalDefinitions;
this.variable = variable;
this.systemCharacteristics = systemCharacteristics;
this.localVariable = localVariable;
this.variableEvaluator = new VariableEvaluator(variablesOfDefinitions, systemCharacteristics, externalVariables);
}
private IEnumerable<VariableValue> GetVariableValuesFrom(CollectRequest collectRequest, IDocumentSession session)
{
List<VariableValue> variableValues = new List<VariableValue>();
VariableType[] variables = collectRequest.GetOvalVariables(session).ToArray();
VariableEvaluator variableEvaluator = new VariableEvaluator(variables, collectRequest.GetSystemCharacteristics(session), collectRequest.GetExternalVariables());
foreach (VariableType variable in collectRequest.GetOvalVariables(session))
{
IEnumerable<string> valuesOfVariable = variableEvaluator.EvaluateVariable(variable.id);
IEnumerable<ObjectType> objectsByVariable = collectRequest.GetObjectTypesByVariableId(session, variable.id);
variableValues.AddRange(this.CreateVariableValuesFrom(objectsByVariable, variable.id, valuesOfVariable));
IEnumerable<StateType> statesByVariable = collectRequest.GetStateTypeByVariableId(session, variable.id);
variableValues.AddRange(this.CreateVariableValuesFrom(statesByVariable, variable.id, valuesOfVariable));
}
return variableValues;
}
private OVAL.Definitions.variableEvaluator.VariableValue CreateVariableValuesFromStateEntity(
string stateID,
string stateEntityVariable,
oval_results ovalResults)
{
if (string.IsNullOrEmpty(stateEntityVariable))
return null;
var variableEvaluator =
new VariableEvaluator(
ovalResults.oval_definitions.variables.ToArray(),
ovalResults.results[0].oval_system_characteristics,
ovalResults.EvaluatedExternalVariables);
var variableValues = variableEvaluator.EvaluateVariable(stateEntityVariable);
return new VariableValue(stateID, stateEntityVariable, variableValues);
}
public void Should_be_evaluate_a_local_Variables_of_an_entityType()
{
OvalDocumentLoader ovalDocument = new OvalDocumentLoader();
oval_definitions definitions = ovalDocument.GetFakeOvalDefinitions("definitionsWithLocalVariable.xml");
Assert.IsNotNull(definitions, "the definitios is not created");
oval_system_characteristics systemCharacteristics = ovalDocument.GetFakeOvalSystemCharacteristics("system_characteristics_with_local_variable.xml");
Assert.IsNotNull(definitions, "the system Characteristics is not was created");
EntityObjectStringType entityType = new EntityObjectStringType();
entityType.var_ref = "oval:org.mitre.oval:var:4000";
VariableEvaluator variableEvaluator = new VariableEvaluator(definitions.variables, systemCharacteristics, null);
IEnumerable<string> values = variableEvaluator.Evaluate(entityType);
Assert.IsNotNull(values, "the valueToMatch of variable is null");
Assert.IsTrue(values.Count() == 1, "the quantity of values is not expected");
Assert.IsTrue(values.ElementAt(0) == @"Software\Microsoft\Windows NT\CurrentVersion", "the value is not expected");
}
public void Should_not_evaluate_a_variable_if_the_entityType_not_have_a_variable_reference()
{
oval_definitions definitions = new OvalDocumentLoader().GetFakeOvalDefinitions("definitionsSimple.xml");
Assert.IsNotNull(definitions, "the definitios is not created");
registry_object registryObject = (registry_object)definitions.objects[1];
Dictionary<String, EntityObjectStringType> registryEntities = this.GetRegistryEntitiesFromName(registryObject);
EntitySimpleBaseType keyName = registryEntities[registry_object_ItemsChoices.key.ToString()];
VariableEvaluator variableEvaluator = new VariableEvaluator(definitions.variables,null, null);
IEnumerable<string> values = variableEvaluator.Evaluate(keyName);
Assert.IsNotNull(values, "the valueToMatch of variable is null");
Assert.IsTrue(values.Count() == 1, "the quantity of values is not expected");
Assert.IsTrue(values.ElementAt(0) == @"Software\Microsoft\Windows NT\CurrentVersion", "the valueToMatch is not expected");
}
public void Should_be_possible_evaluate_a_variable_given_variableID()
{
oval_definitions definitions = new OvalDocumentLoader().GetFakeOvalDefinitions("oval_definitions.oval.org.mitre.oval.def.5921.xml");
Assert.IsNotNull(definitions, "the definitios is not created");
VariableEvaluator variableEvaluator = new VariableEvaluator(definitions.variables, null, null);
IEnumerable<string> values = variableEvaluator.EvaluateVariable("oval:org.mitre.oval:var:932");
Assert.IsNotNull(values, "the valueToMatch of variable is null");
Assert.IsTrue(values.Count() == 1, "the quantity of values is not expected");
Assert.IsTrue(values.ElementAt(0) == "1", "the valueToMatch is not expected");
}
public void Should_be_possible_to_evaluate_a_constant_variables_of_an_entitytype()
{
oval_definitions definitions = new OvalDocumentLoader().GetFakeOvalDefinitions("oval_definitions.oval.org.mitre.oval.def.5921.xml");
Assert.IsNotNull(definitions, "the definitios is not created");
EntityObjectStringType entityType = new EntityObjectStringType();
entityType.var_ref = "oval:org.mitre.oval:var:932";
VariableEvaluator variableEvaluator = new VariableEvaluator(definitions.variables, null, null);
IEnumerable<string> values = variableEvaluator.Evaluate(entityType);
Assert.IsNotNull(values, "the valueToMatch of variable is null");
Assert.IsTrue(values.Count() == 1, "the quantity of values is not expected");
Assert.IsTrue(values.ElementAt(0) == "1", "the valueToMatch is not expected");
}
