public async Task Authorization_Custom_Authorization_On_Query()
{
CityDomainService cities = new CityDomainService();
DomainServiceDescription serviceDescription = DomainServiceDescription.GetDescription(typeof(CityDomainService));
DomainOperationEntry getZipsIfUser = serviceDescription.GetQueryMethod("GetZipsIfUser");
// The attribute permits only a user named mathew to access the query
MockUser user = new MockUser("NotZipGuy");
MockDataService dataService = new MockDataService(user);
cities.Initialize(new WcfDomainServiceContext(dataService, DomainOperationType.Query));
// not authenticated should be denied cleanly because there is no user name
Exception expectedException = null;
System.Collections.IEnumerable result;
try
{
user.IsAuthenticated = false;
result = (await cities.QueryAsync <Zip>(new QueryDescription(getZipsIfUser), CancellationToken.None)).Result;
}
catch (UnauthorizedAccessException e)
{
expectedException = e;
}
Assert.IsNotNull(expectedException);
Assert.AreEqual("Only one user is authorized for this query, and it isn't you.", expectedException.Message, "Expected this custom authorization deny message for non-authenticated user.");
// Authenticated, but still not the right user name -- should be denied
cities = new CityDomainService();
expectedException = null;
user = new MockUser("NotZipGuy", new string[] { "clerk" });
user.IsAuthenticated = true;
dataService = new MockDataService(user);
cities.Initialize(new WcfDomainServiceContext(dataService, DomainOperationType.Query));
try
{
result = (await cities.QueryAsync <Zip>(new QueryDescription(getZipsIfUser), CancellationToken.None))
.Result;
}
catch (UnauthorizedAccessException e)
{
expectedException = e;
}
Assert.IsNotNull(expectedException);
Assert.AreEqual("Only one user is authorized for this query, and it isn't you.", expectedException.Message, "Expected this custom authorization deny message for authenticated user with wrong name.");
// authenticated and in with the right name -- should be allowed
cities = new CityDomainService();
user = new MockUser("ZipGuy");
user.IsAuthenticated = true;
dataService = new MockDataService(user);
cities.Initialize(new WcfDomainServiceContext(dataService, DomainOperationType.Query));
var queryResult = await cities.QueryAsync <Zip>(new QueryDescription(getZipsIfUser), CancellationToken.None);
Assert.IsNotNull(queryResult.Result);
Assert.IsNull(queryResult.ValidationErrors);
Assert.IsTrue(queryResult.Result.OfType <Zip>().Any(), "Expected non-zero number of zip codes returned");
}
/// <summary>
/// Creates an instance of the specified provider type, initialized with
/// a mock operation context.
/// </summary>
/// <param name="providerType">The Type of provider to create and initialize</param>
/// <param name="operationType">The operation type</param>
/// <returns>The provider instance</returns>
public static DomainService CreateInitializedDomainService(Type providerType, DomainOperationType operationType)
{
DomainService provider = (DomainService)Activator.CreateInstance(providerType);
// create a fully functional, authenticated test context
MockUser mockUser = new MockUser("test_user");
mockUser.IsAuthenticated = true;
MockDataService dataService = new MockDataService(mockUser);
DomainServiceContext operationContext = new DomainServiceContext(dataService, operationType);
provider.Initialize(operationContext);
return(provider);
}
public async Task Authorization_Custom_Authorization_On_Invoke()
{
// Specifically, the City data is marked so that no one can delete a Zip code
// from WA unless their user name is WAGuy
MockUser notWaGuy = new MockUser("notWAGuy");
notWaGuy.IsAuthenticated = true;
DomainServiceDescription serviceDescription = DomainServiceDescription.GetDescription(typeof(CityDomainService));
DomainOperationEntry invokeOperation = serviceDescription.GetInvokeOperation("GetStateIfUser");
Assert.IsNotNull(invokeOperation, "Could not locate GetStateIfUser Invoke operation");
DomainOperationEntry getCitiesQuery = serviceDescription.GetQueryMethod("GetCities");
City city = null;
// Execute a query to get a City from WA
using (CityDomainService cities = new CityDomainService())
{
// Now prepare for a query to find a Zip in WA
DomainServiceContext ctxt = new WcfDomainServiceContext(new MockDataService(notWaGuy), DomainOperationType.Query);
cities.Initialize(ctxt);
IEnumerable result = (await cities.QueryAsync <City>(new QueryDescription(getCitiesQuery), CancellationToken.None)).Result;
city = result.OfType <City>().FirstOrDefault(z => z.StateName == "WA");
Assert.IsNotNull(city, "Could not find a city in WA");
}
// Perform an invoke against a method that has a custom auth attribute requiring WaGuy
// where the user is something else -- should be denied
using (CityDomainService cities = new CityDomainService())
{
// Prepare an invoke to call a method that has a custom auth attribute
DomainServiceContext ctxt = new WcfDomainServiceContext(new MockDataService(notWaGuy), DomainOperationType.Invoke);
cities.Initialize(ctxt);
// verify that even top level exceptions go through
// the OnError handler
UnauthorizedAccessException expectedException = null;
try
{
// cause a domain service not initialized exception
await cities.InvokeAsync(new InvokeDescription(invokeOperation, new object[] { city }), CancellationToken.None);
}
catch (UnauthorizedAccessException e)
{
expectedException = e;
}
Assert.IsNotNull(expectedException, "Expected Invoke to be denied");
Assert.AreEqual("Access to operation 'GetStateIfUser' was denied.", expectedException.Message);
}
// Perform an invoke against a method that has a custom auth attribute requiring WaGuy
// where the user is correct -- should be allowed
using (CityDomainService cities = new CityDomainService())
{
MockUser waGuy = new MockUser("WAGuy");
waGuy.IsAuthenticated = true;
// Prepare an invoke to call a method that has a custom auth attribute
DomainServiceContext ctxt = new WcfDomainServiceContext(new MockDataService(waGuy), DomainOperationType.Invoke);
cities.Initialize(ctxt);
// verify that even top level exceptions go through
// the OnError handler
UnauthorizedAccessException expectedException = null;
try
{
// cause a domain service not initialized exception
await cities.InvokeAsync(new InvokeDescription(invokeOperation, new object[] { city }), CancellationToken.None);
}
catch (UnauthorizedAccessException e)
{
expectedException = e;
}
Assert.IsNull(expectedException, "Expected Invoke to be allowed");
}
}
public async Task Authorization_MockUser()
{
CityDomainService cities = new CityDomainService();
DomainServiceDescription serviceDescription = DomainServiceDescription.GetDescription(typeof(CityDomainService));
DomainOperationEntry getZipsIfAuthenticated = serviceDescription.GetQueryMethod("GetZipsIfAuthenticated");
DomainOperationEntry getZipsIfInRole = serviceDescription.GetQueryMethod("GetZipsIfInRole");
// Validate a null principal is denied
MockUser user = null;
MockDataService dataService = new MockDataService(user);
cities.Initialize(new WcfDomainServiceContext(dataService, DomainOperationType.Query));
Exception expectedException = null;
ServiceQueryResult <Zip> result;
try
{
result = await cities.QueryAsync <Zip>(new QueryDescription(getZipsIfAuthenticated), CancellationToken.None);
}
catch (UnauthorizedAccessException e)
{
expectedException = e;
}
Assert.IsNotNull(expectedException);
Assert.AreEqual("Access to operation 'GetZipsIfAuthenticated' was denied.", expectedException.Message, "Expected standard deny message for null principal");
// Validate a non-authenticated user is denied
user = new MockUser("mathew");
dataService = new MockDataService(user);
cities = new CityDomainService();
cities.Initialize(new WcfDomainServiceContext(dataService, DomainOperationType.Query));
expectedException = null;
try
{
user.IsAuthenticated = false;
result = await cities.QueryAsync <Zip>(new QueryDescription(getZipsIfAuthenticated), CancellationToken.None);
}
catch (UnauthorizedAccessException e)
{
expectedException = e;
}
Assert.IsNotNull(expectedException);
// we're authenticated, so this should succeed
expectedException = null;
user.IsAuthenticated = true;
result = await cities.QueryAsync <Zip>(new QueryDescription(getZipsIfAuthenticated), CancellationToken.None);
Assert.IsNotNull(result.Result);
// authenticated, but not in role, so we should fail
cities = new CityDomainService();
expectedException = null;
user = new MockUser("mathew", new string[] { "clerk" });
user.IsAuthenticated = true;
dataService = new MockDataService(user);
cities.Initialize(new WcfDomainServiceContext(dataService, DomainOperationType.Query));
try
{
result = await cities.QueryAsync <Zip>(new QueryDescription(getZipsIfInRole), CancellationToken.None);
}
catch (UnauthorizedAccessException e)
{
expectedException = e;
}
Assert.IsNotNull(expectedException);
// authenticated and in role, so we should succeed
cities = new CityDomainService();
user = new MockUser("mathew", new string[] { "manager" });
user.IsAuthenticated = true;
dataService = new MockDataService(user);
cities.Initialize(new WcfDomainServiceContext(dataService, DomainOperationType.Query));
result = await cities.QueryAsync <Zip>(new QueryDescription(getZipsIfInRole), CancellationToken.None);
Assert.IsNotNull(result);
}
public async Task Authorization_Custom_Authorization_On_Custom_Update()
{
// Specifically, the City data is marked so that no one can delete a Zip code
// from WA unless their user name is WAGuy
MockUser notWaGuy = new MockUser("notWAGuy");
notWaGuy.IsAuthenticated = true;
DomainServiceDescription serviceDescription = DomainServiceDescription.GetDescription(typeof(CityDomainService));
City city = null;
// Execute a query to get a City from WA
using (CityDomainService cities = new CityDomainService())
{
DomainOperationEntry getCitiesQuery = serviceDescription.GetQueryMethod("GetCities");
// Now prepare for a query to find a Zip in WA
DomainServiceContext ctxt = new WcfDomainServiceContext(new MockDataService(notWaGuy), DomainOperationType.Query);
cities.Initialize(ctxt);
IEnumerable result = (await cities.QueryAsync <City>(new QueryDescription(getCitiesQuery), CancellationToken.None)).Result;
city = result.OfType <City>().FirstOrDefault(z => z.StateName == "WA");
Assert.IsNotNull(city, "Could not find a city in WA");
}
using (CityDomainService cities = new CityDomainService())
{
// Now prepare for a submit to invoke AssignCityZoneIfAuthorized as a named update method
DomainServiceContext ctxt = new WcfDomainServiceContext(new MockDataService(notWaGuy), DomainOperationType.Submit);
cities.Initialize(ctxt);
// Prepare an attempt to delete this with a user whose name is not WAGuy
// This should fail due to a custom auth attribute
List <ChangeSetEntry> entries = new List <ChangeSetEntry>();
ChangeSetEntry entry = new ChangeSetEntry();
entry.DomainOperationEntry = serviceDescription.GetCustomMethod(typeof(City), "AssignCityZoneIfAuthorized");
entry.EntityActions = new EntityActionCollection {
{ "AssignCityZoneIfAuthorized", new object[] { "SomeZone" } }
};
entry.Operation = DomainOperation.Update;
entry.Entity = city;
entries.Add(entry);
UnauthorizedAccessException exception = null;
try
{
await ChangeSetProcessor.ProcessAsync(cities, entries);
}
catch (UnauthorizedAccessException ex)
{
exception = ex;
}
Assert.IsNotNull(exception, "Expected failure attempting to perform custom method on WA with inappropriate user name");
Assert.AreEqual("Only one user is authorized to execute operation 'AssignCityZoneIfAuthorized', and it isn't you.", exception.Message);
}
// Now do that again but with a user who is WAGuy -- it should succeed
using (CityDomainService cities = new CityDomainService())
{
MockUser waGuy = new MockUser("WAGuy");
waGuy.IsAuthenticated = true;
// Now prepare for a submit to invoke AssignCityZoneIfAuthorized as a named update method
DomainServiceContext ctxt = new WcfDomainServiceContext(new MockDataService(waGuy), DomainOperationType.Submit);
cities.Initialize(ctxt);
// Prepare an attempt to delete this with a user whose name is not WAGuy
// This should fail due to a custom auth attribute
// Prepare a submit to call the AssignCityZoneIfAuthorized with an unauthorized user
List <ChangeSetEntry> entries = new List <ChangeSetEntry>();
ChangeSetEntry entry = new ChangeSetEntry();
entry.DomainOperationEntry = serviceDescription.GetCustomMethod(typeof(City), "AssignCityZoneIfAuthorized");
entry.EntityActions = new EntityActionCollection {
{ "AssignCityZoneIfAuthorized", new object[] { "SomeZone" } }
};
entry.Operation = DomainOperation.Update;
entry.Entity = city;
entries.Add(entry);
Exception exception = null;
try
{
await ChangeSetProcessor.ProcessAsync(cities, entries);
}
catch (UnauthorizedAccessException ex)
{
exception = ex;
}
Assert.IsNull(exception, "Expected success attempting to delete a zip from WA with inappropriate user name");
}
}
public async Task Authorization_Custom_Authorization_On_CUD()
{
// Specifically, the City data is marked so that no one can delete a Zip code
// from WA unless their user name is WAGuy
MockUser notWaGuy = new MockUser("notWAGuy");
notWaGuy.IsAuthenticated = true;
DomainServiceDescription serviceDescription = DomainServiceDescription.GetDescription(typeof(CityDomainService));
Zip zip = null;
// First execute a query to get some zips
DomainOperationEntry getZipsQuery = serviceDescription.GetQueryMethod("GetZips");
DomainServiceContext ctxt;
using (CityDomainService cities = new CityDomainService())
{
// Now prepare for a query to find a Zip in WA
ctxt = new WcfDomainServiceContext(new MockDataService(notWaGuy), DomainOperationType.Query);
cities.Initialize(ctxt);
IEnumerable result = (await cities.QueryAsync <Zip>(new QueryDescription(getZipsQuery), CancellationToken.None)).Result;
zip = result.OfType <Zip>().FirstOrDefault(z => z.StateName == "WA");
Assert.IsNotNull(zip, "Could not find a zip code in WA");
}
// Prepare a submit to delete this zip from a user who is not authorized
using (CityDomainService cities = new CityDomainService())
{
// Now prepare for a query to find a Zip in WA
ctxt = new WcfDomainServiceContext(new MockDataService(notWaGuy), DomainOperationType.Submit);
cities.Initialize(ctxt);
// Prepare an attempt to delete this with a user whose name is not WAGuy
// This should fail due to a custom auth attribute
List <ChangeSetEntry> entries = new List <ChangeSetEntry>();
ChangeSetEntry entry = new ChangeSetEntry(1, zip, zip, DomainOperation.Delete);
entries.Add(entry);
UnauthorizedAccessException exception = null;
try
{
await ChangeSetProcessor.ProcessAsync(cities, entries);
}
catch (UnauthorizedAccessException ex)
{
exception = ex;
}
Assert.IsNotNull(exception, "Expected failure attempting to delete a zip from WA with inappropriate user name");
Assert.AreEqual("Only one user can delete zip codes from that state, and it isn't you.", exception.Message);
}
// Now do that again but with a user who is WAGuy -- it should succeed
using (CityDomainService cities = new CityDomainService())
{
MockUser waGuy = new MockUser("WAGuy");
waGuy.IsAuthenticated = true;
// Now try a submit where the user *is* Mathew to validate we succeed
ctxt = new WcfDomainServiceContext(new MockDataService(waGuy), DomainOperationType.Submit);
cities.Initialize(ctxt);
List <ChangeSetEntry> entries = new List <ChangeSetEntry>();
ChangeSetEntry entry = new ChangeSetEntry(1, zip, zip, DomainOperation.Delete);
entries.Add(entry);
Exception exception = null;
try
{
await ChangeSetProcessor.ProcessAsync(cities, entries);
}
catch (UnauthorizedAccessException ex)
{
exception = ex;
}
Assert.IsNull(exception, "Expected success attempting to delete a zip from WA with inappropriate user name");
}
}
public void Authorization_MockUser()
{
int count;
CityDomainService cities = new CityDomainService();
DomainServiceDescription serviceDescription = DomainServiceDescription.GetDescription(typeof(CityDomainService));
DomainOperationEntry getZipsIfAuthenticated = serviceDescription.GetQueryMethod("GetZipsIfAuthenticated");
DomainOperationEntry getZipsIfInRole = serviceDescription.GetQueryMethod("GetZipsIfInRole");
// Validate a null principal is denied
MockUser user = null;
MockDataService dataService = new MockDataService(user);
cities.Initialize(new DomainServiceContext(dataService, DomainOperationType.Query));
Exception expectedException = null;
System.Collections.IEnumerable result;
IEnumerable <ValidationResult> validationErrors = null;
try
{
result = cities.Query(new QueryDescription(getZipsIfAuthenticated), out validationErrors, out count);
}
catch (UnauthorizedAccessException e)
{
expectedException = e;
}
Assert.IsNotNull(expectedException);
Assert.IsNull(validationErrors);
Assert.AreEqual("Access to operation 'GetZipsIfAuthenticated' was denied.", expectedException.Message, "Expected standard deny message for null principal");
// Validate a non-authenticated user is denied
user = new MockUser("mathew");
dataService = new MockDataService(user);
cities = new CityDomainService();
cities.Initialize(new DomainServiceContext(dataService, DomainOperationType.Query));
expectedException = null;
validationErrors = null;
try
{
user.IsAuthenticated = false;
result = cities.Query(new QueryDescription(getZipsIfAuthenticated), out validationErrors, out count);
}
catch (UnauthorizedAccessException e)
{
expectedException = e;
}
Assert.IsNotNull(expectedException);
Assert.IsNull(validationErrors);
// we're authenticated, so this should succeed
expectedException = null;
user.IsAuthenticated = true;
result = cities.Query(new QueryDescription(getZipsIfAuthenticated), out validationErrors, out count);
Assert.IsNotNull(result);
Assert.IsNull(validationErrors);
// authenticated, but not in role, so we should fail
cities = new CityDomainService();
expectedException = null;
user = new MockUser("mathew", new string[] { "clerk" });
user.IsAuthenticated = true;
dataService = new MockDataService(user);
cities.Initialize(new DomainServiceContext(dataService, DomainOperationType.Query));
try
{
result = cities.Query(new QueryDescription(getZipsIfInRole), out validationErrors, out count);
}
catch (UnauthorizedAccessException e)
{
expectedException = e;
}
Assert.IsNotNull(expectedException);
Assert.IsNull(validationErrors);
// authenticated and in role, so we should succeed
cities = new CityDomainService();
expectedException = null;
user = new MockUser("mathew", new string[] { "manager" });
user.IsAuthenticated = true;
dataService = new MockDataService(user);
cities.Initialize(new DomainServiceContext(dataService, DomainOperationType.Query));
result = cities.Query(new QueryDescription(getZipsIfInRole), out validationErrors, out count);
Assert.IsNotNull(result);
Assert.IsNull(validationErrors);
}
