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MTRPerControllerStorageTests.m
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/*
* Copyright (c) 2023 Project CHIP Authors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#import <Matter/Matter.h>
#import "MTRDeviceControllerLocalTestStorage.h"
#import "MTRDeviceTestDelegate.h"
#import "MTRDevice_Internal.h"
#import "MTRErrorTestUtils.h"
#import "MTRFabricInfoChecker.h"
#import "MTRTestCase.h"
#import "MTRTestDeclarations.h"
#import "MTRTestKeys.h"
#import "MTRTestPerControllerStorage.h"
#import "MTRTestResetCommissioneeHelper.h"
static const uint16_t kPairingTimeoutInSeconds = 10;
static const uint16_t kTimeoutInSeconds = 3;
static NSString * kOnboardingPayload = @"MT:-24J0AFN00KA0648G00";
static const uint16_t kTestVendorId = 0xFFF1u;
@interface MTRPerControllerStorageTestsControllerDelegate : NSObject <MTRDeviceControllerDelegate>
@property (nonatomic, strong) XCTestExpectation * expectation;
@property (nonatomic, strong) NSNumber * deviceID;
@end
@implementation MTRPerControllerStorageTestsControllerDelegate
- (id)initWithExpectation:(XCTestExpectation *)expectation newNodeID:(NSNumber *)newNodeID
{
self = [super init];
if (self) {
_expectation = expectation;
_deviceID = newNodeID;
}
return self;
}
- (void)controller:(MTRDeviceController *)controller commissioningSessionEstablishmentDone:(NSError *)error
{
XCTAssertEqual(error.code, 0);
__auto_type * params = [[MTRCommissioningParameters alloc] init];
NSError * commissionError = nil;
[controller commissionNodeWithID:self.deviceID commissioningParams:params error:&commissionError];
XCTAssertNil(commissionError);
// Keep waiting for controller:commissioningComplete:
}
- (void)controller:(MTRDeviceController *)controller commissioningComplete:(NSError *)error
{
XCTAssertEqual(error.code, 0);
[_expectation fulfill];
_expectation = nil;
}
@end
@interface MTRPerControllerStorageTestsCertificateIssuer : NSObject <MTROperationalCertificateIssuer>
- (instancetype)initWithRootCertificate:(MTRCertificateDERBytes)rootCertificate
intermediateCertificate:(MTRCertificateDERBytes _Nullable)intermediateCertificate
signingKey:(id<MTRKeypair>)signingKey
fabricID:(NSNumber *)fabricID;
@property (nonatomic, readonly) MTRCertificateDERBytes rootCertificate;
@property (nonatomic, readonly, nullable) MTRCertificateDERBytes intermediateCertificate;
@property (nonatomic, readonly) id<MTRKeypair> signingKey;
@property (nonatomic, readonly) NSNumber * fabricID;
// The node ID to use for the next operational certificate we issue. This will
// be set to null after every certificate issuance.
@property (nonatomic, nullable) NSNumber * nextNodeID;
@property (nonatomic, readonly) BOOL shouldSkipAttestationCertificateValidation;
@end
@implementation MTRPerControllerStorageTestsCertificateIssuer
- (instancetype)initWithRootCertificate:(MTRCertificateDERBytes)rootCertificate
intermediateCertificate:(MTRCertificateDERBytes _Nullable)intermediateCertificate
signingKey:(id<MTRKeypair>)signingKey
fabricID:(NSNumber *)fabricID
{
if (!(self = [super init])) {
return nil;
}
_rootCertificate = rootCertificate;
_intermediateCertificate = intermediateCertificate;
_signingKey = signingKey;
_fabricID = fabricID;
_nextNodeID = nil;
_shouldSkipAttestationCertificateValidation = NO;
return self;
}
- (void)issueOperationalCertificateForRequest:(MTROperationalCSRInfo *)csrInfo
attestationInfo:(MTRDeviceAttestationInfo *)attestationInfo
controller:(MTRDeviceController *)controller
completion:(void (^)(MTROperationalCertificateChain * _Nullable info,
NSError * _Nullable error))completion
{
if (self.nextNodeID == nil) {
completion(nil, [NSError errorWithDomain:@"TestError" code:0 userInfo:@{ @"reason" : @"nextNodeID is nil" }]);
return;
}
MTRCertificateDERBytes signingCertificate;
if (self.intermediateCertificate != nil) {
signingCertificate = self.intermediateCertificate;
} else {
signingCertificate = self.rootCertificate;
}
__auto_type * csr = csrInfo.csr;
XCTAssertNotNil(csr);
NSError * error;
__auto_type * rawPublicKey = [MTRCertificates publicKeyFromCSR:csr error:&error];
XCTAssertNil(error);
XCTAssertNotNil(rawPublicKey);
if (error != nil) {
completion(nil, error);
return;
}
NSDictionary * attributes = @{
(__bridge NSString *) kSecAttrKeyType : (__bridge NSString *) kSecAttrKeyTypeECSECPrimeRandom,
(__bridge NSString *) kSecAttrKeyClass : (__bridge NSString *) kSecAttrKeyClassPublic
};
CFErrorRef keyCreationError = NULL;
SecKeyRef publicKey
= SecKeyCreateWithData((__bridge CFDataRef) rawPublicKey, (__bridge CFDictionaryRef) attributes, &keyCreationError);
XCTAssertNil((__bridge id) keyCreationError);
XCTAssertNotNil((__bridge id) publicKey);
__auto_type * operationalCert = [MTRCertificates createOperationalCertificate:self.signingKey
signingCertificate:signingCertificate
operationalPublicKey:publicKey
fabricID:self.fabricID
nodeID:self.nextNodeID
caseAuthenticatedTags:nil
error:&error];
// Release no-longer-needed key before we do anything else.
CFRelease(publicKey);
XCTAssertNil(error);
XCTAssertNotNil(operationalCert);
if (error != nil) {
completion(nil, error);
return;
}
__auto_type * certChain = [[MTROperationalCertificateChain alloc] initWithOperationalCertificate:operationalCert
intermediateCertificate:self.intermediateCertificate
rootCertificate:self.rootCertificate
adminSubject:nil];
completion(certChain, nil);
}
@end
@interface MTRPerControllerStorageTests : MTRTestCase
@end
@implementation MTRPerControllerStorageTests {
dispatch_queue_t _storageQueue;
BOOL _localTestStorageEnabledBeforeUnitTest;
}
- (void)setUp
{
// Set detectLeaks true first, in case our superclass wants to do something
// in setUp when it's set.
self.detectLeaks = YES;
// Per-test setup, runs before each test.
[super setUp];
[self setContinueAfterFailure:NO];
// Make sure local test storage is off, because we assume that the storage
// delegate we provide is in fact used for local storage as part of our
// tests.
_localTestStorageEnabledBeforeUnitTest = MTRDeviceControllerLocalTestStorage.localTestStorageEnabled;
MTRDeviceControllerLocalTestStorage.localTestStorageEnabled = NO;
_storageQueue = dispatch_queue_create("test.storage.queue", DISPATCH_QUEUE_SERIAL_WITH_AUTORELEASE_POOL);
}
- (void)tearDown
{
// Per-test teardown, runs after each test.
[self stopFactory];
_storageQueue = nil;
// Restore local test storage setting to previous state.
MTRDeviceControllerLocalTestStorage.localTestStorageEnabled = _localTestStorageEnabledBeforeUnitTest;
[super tearDown];
}
- (void)stopFactory
{
__auto_type * factory = [MTRDeviceControllerFactory sharedInstance];
[factory stopControllerFactory];
XCTAssertFalse(factory.isRunning);
}
// Test helpers
- (void)commissionWithController:(MTRDeviceController *)controller newNodeID:(NSNumber *)newNodeID
{
XCTestExpectation * expectation = [self expectationWithDescription:@"Pairing Complete"];
__auto_type * deviceControllerDelegate = [[MTRPerControllerStorageTestsControllerDelegate alloc] initWithExpectation:expectation
newNodeID:newNodeID];
dispatch_queue_t callbackQueue = dispatch_queue_create("com.chip.device_controller_delegate", DISPATCH_QUEUE_SERIAL);
[controller setDeviceControllerDelegate:deviceControllerDelegate queue:callbackQueue];
NSError * error;
__auto_type * payload = [MTRSetupPayload setupPayloadWithOnboardingPayload:kOnboardingPayload error:&error];
XCTAssertNil(error);
XCTAssertNotNil(payload);
[controller setupCommissioningSessionWithPayload:payload newNodeID:newNodeID error:&error];
XCTAssertNil(error);
[self waitForExpectations:@[ expectation ] timeout:kPairingTimeoutInSeconds];
}
- (nullable MTRDeviceController *)startControllerWithRootKeys:(MTRTestKeys *)rootKeys
operationalKeys:(MTRTestKeys *)operationalKeys
fabricID:(NSNumber *)fabricID
nodeID:(NSNumber *)nodeID
storage:(MTRTestPerControllerStorage *)storage
caseAuthenticatedTags:(nullable NSSet *)caseAuthenticatedTags
error:(NSError * __autoreleasing *)error
certificateIssuer:
(MTRPerControllerStorageTestsCertificateIssuer * __autoreleasing *)certificateIssuer
{
XCTAssertTrue(error != NULL);
// Specify a fixed issuerID, so we get the same cert if we use the same keys.
__auto_type * root = [MTRCertificates createRootCertificate:rootKeys issuerID:@(1) fabricID:nil error:error];
XCTAssertNil(*error);
XCTAssertNotNil(root);
__auto_type * operational = [MTRCertificates createOperationalCertificate:rootKeys
signingCertificate:root
operationalPublicKey:operationalKeys.publicKey
fabricID:fabricID
nodeID:nodeID
caseAuthenticatedTags:caseAuthenticatedTags
error:error];
XCTAssertNil(*error);
XCTAssertNotNil(operational);
__auto_type * params = [[MTRDeviceControllerExternalCertificateParameters alloc] initWithStorageDelegate:storage
storageDelegateQueue:_storageQueue
uniqueIdentifier:storage.controllerID
ipk:rootKeys.ipk
vendorID:@(kTestVendorId)
operationalKeypair:operationalKeys
operationalCertificate:operational
intermediateCertificate:nil
rootCertificate:root];
XCTAssertNotNil(params);
// TODO: This is only used by testControllerServer. If that moves
// elsewhere, take this back out again.
params.shouldAdvertiseOperational = YES;
__auto_type * ourCertificateIssuer = [[MTRPerControllerStorageTestsCertificateIssuer alloc] initWithRootCertificate:root
intermediateCertificate:nil
signingKey:rootKeys
fabricID:fabricID];
XCTAssertNotNil(ourCertificateIssuer);
if (certificateIssuer) {
*certificateIssuer = ourCertificateIssuer;
}
[params setOperationalCertificateIssuer:ourCertificateIssuer queue:dispatch_get_main_queue()];
return [[MTRDeviceController alloc] initWithParameters:params error:error];
}
- (nullable MTRDeviceController *)startControllerWithRootKeys:(MTRTestKeys *)rootKeys
operationalKeys:(MTRTestKeys *)operationalKeys
fabricID:(NSNumber *)fabricID
nodeID:(NSNumber *)nodeID
storage:(MTRTestPerControllerStorage *)storage
error:(NSError * __autoreleasing *)error
certificateIssuer:
(MTRPerControllerStorageTestsCertificateIssuer * __autoreleasing *)certificateIssuer
{
return [self startControllerWithRootKeys:rootKeys
operationalKeys:operationalKeys
fabricID:fabricID
nodeID:nodeID
storage:storage
caseAuthenticatedTags:nil
error:error
certificateIssuer:certificateIssuer];
}
- (nullable MTRDeviceController *)startControllerWithRootKeys:(MTRTestKeys *)rootKeys
operationalKeys:(MTRTestKeys *)operationalKeys
fabricID:(NSNumber *)fabricID
nodeID:(NSNumber *)nodeID
storage:(MTRTestPerControllerStorage *)storage
caseAuthenticatedTags:(nullable NSSet *)caseAuthenticatedTags
error:(NSError * __autoreleasing *)error
{
return [self startControllerWithRootKeys:rootKeys
operationalKeys:operationalKeys
fabricID:fabricID
nodeID:nodeID
storage:storage
caseAuthenticatedTags:caseAuthenticatedTags
error:error
certificateIssuer:nil];
}
- (nullable MTRDeviceController *)startControllerWithRootKeys:(MTRTestKeys *)rootKeys
operationalKeys:(MTRTestKeys *)operationalKeys
fabricID:(NSNumber *)fabricID
nodeID:(NSNumber *)nodeID
storage:(MTRTestPerControllerStorage *)storage
error:(NSError * __autoreleasing *)error
{
return [self startControllerWithRootKeys:rootKeys
operationalKeys:operationalKeys
fabricID:fabricID
nodeID:nodeID
storage:storage
error:error
certificateIssuer:nil];
}
- (void)test001_BasicControllerStartup
{
__auto_type * factory = [MTRDeviceControllerFactory sharedInstance];
XCTAssertNotNil(factory);
__auto_type * rootKeys = [[MTRTestKeys alloc] init];
XCTAssertNotNil(rootKeys);
__auto_type * operationalKeys = [[MTRTestKeys alloc] init];
XCTAssertNotNil(operationalKeys);
__auto_type * storageDelegate = [[MTRTestPerControllerStorage alloc] initWithControllerID:[NSUUID UUID]];
NSNumber * nodeID = @(123);
NSNumber * fabricID = @(456);
NSError * error;
MTRDeviceController * controller = [self startControllerWithRootKeys:rootKeys
operationalKeys:operationalKeys
fabricID:fabricID
nodeID:nodeID
storage:storageDelegate
error:&error];
XCTAssertNil(error);
XCTAssertNotNil(controller);
XCTAssertTrue([controller isRunning]);
XCTAssertEqualObjects(controller.controllerNodeID, nodeID);
// This was the first controller we brought up, so it should have come up
// with fabric index 1.
__auto_type * fabricInfoList = factory.knownFabrics;
CheckFabricInfo(fabricInfoList, [NSMutableSet setWithArray:@[
@{
@"rootPublicKey" : rootKeys.publicKeyData,
@"vendorID" : @(kTestVendorId),
@"fabricID" : fabricID,
@"nodeID" : nodeID,
@"label" : @"",
@"hasIntermediateCertificate" : @(NO),
@"fabricIndex" : @(1),
},
]]);
[controller shutdown];
XCTAssertFalse([controller isRunning]);
}
- (void)test002_TryStartingTwoControllersWithSameNodeID
{
__auto_type * rootKeys = [[MTRTestKeys alloc] init];
XCTAssertNotNil(rootKeys);
__auto_type * operationalKeys = [[MTRTestKeys alloc] init];
XCTAssertNotNil(operationalKeys);
__auto_type * storageDelegate = [[MTRTestPerControllerStorage alloc] initWithControllerID:[NSUUID UUID]];
NSNumber * nodeID = @(123);
NSNumber * fabricID = @(456);
NSError * error;
MTRDeviceController * controller = [self startControllerWithRootKeys:rootKeys
operationalKeys:operationalKeys
fabricID:fabricID
nodeID:nodeID
storage:storageDelegate
error:&error];
XCTAssertNil(error);
XCTAssertNotNil(controller);
XCTAssertTrue([controller isRunning]);
XCTAssertEqualObjects(controller.controllerNodeID, nodeID);
// Try to bring up another controller with the same identity. This should
// fail, since our controller is still running
MTRDeviceController * otherController = [self startControllerWithRootKeys:rootKeys
operationalKeys:operationalKeys
fabricID:fabricID
nodeID:nodeID
storage:storageDelegate
error:&error];
XCTAssertNil(otherController);
XCTAssertNotNil(error);
// Our controller should still be running.
XCTAssertTrue([controller isRunning]);
[controller shutdown];
XCTAssertFalse([controller isRunning]);
}
- (void)test003_TestTwoControllersSameUUID
{
__auto_type * rootKeys = [[MTRTestKeys alloc] init];
XCTAssertNotNil(rootKeys);
__auto_type * operationalKeys = [[MTRTestKeys alloc] init];
XCTAssertNotNil(operationalKeys);
XCTAssertEqual(operationalKeys.signatureCount, 0);
__auto_type * storageDelegate = [[MTRTestPerControllerStorage alloc] initWithControllerID:[NSUUID UUID]];
NSNumber * fabricID = @(456);
NSNumber * nodeID1 = @(123);
NSError * error;
MTRDeviceController * controller = [self startControllerWithRootKeys:rootKeys
operationalKeys:operationalKeys
fabricID:fabricID
nodeID:nodeID1
storage:storageDelegate
error:&error];
XCTAssertNil(error);
XCTAssertNotNil(controller);
XCTAssertTrue([controller isRunning]);
XCTAssertEqualObjects(controller.controllerNodeID, nodeID1);
// Try to bring up another controller with the same uniqueIdentifier (but a different
// node identity). This should fail, since our controller is still running.
NSNumber * nodeID2 = @(789);
MTRDeviceController * otherController = [self startControllerWithRootKeys:rootKeys
operationalKeys:operationalKeys
fabricID:fabricID
nodeID:nodeID2
storage:storageDelegate
error:&error];
XCTAssertNil(otherController);
XCTAssertNotNil(error);
// Our controller should still be running.
XCTAssertTrue([controller isRunning]);
[controller shutdown];
XCTAssertFalse([controller isRunning]);
}
- (void)test004_TestBasicSessionResumption
{
__auto_type * factory = [MTRDeviceControllerFactory sharedInstance];
XCTAssertNotNil(factory);
__auto_type queue = dispatch_get_main_queue();
__auto_type * rootKeys = [[MTRTestKeys alloc] init];
XCTAssertNotNil(rootKeys);
__auto_type * operationalKeys = [[MTRTestKeys alloc] init];
XCTAssertNotNil(operationalKeys);
XCTAssertEqual(operationalKeys.signatureCount, 0);
__auto_type * storageDelegate = [[MTRTestPerControllerStorage alloc] initWithControllerID:[NSUUID UUID]];
NSNumber * nodeID = @(123);
NSNumber * fabricID = @(456);
NSError * error;
MTRPerControllerStorageTestsCertificateIssuer * certificateIssuer;
MTRDeviceController * controller = [self startControllerWithRootKeys:rootKeys
operationalKeys:operationalKeys
fabricID:fabricID
nodeID:nodeID
storage:storageDelegate
error:&error
certificateIssuer:&certificateIssuer];
XCTAssertNil(error);
XCTAssertNotNil(controller);
XCTAssertTrue([controller isRunning]);
XCTAssertEqualObjects(controller.controllerNodeID, nodeID);
// Now commission the device, to test that that works.
NSNumber * deviceID = @(17);
certificateIssuer.nextNodeID = deviceID;
[self commissionWithController:controller newNodeID:deviceID];
// We should have established CASE using our operational key.
XCTAssertEqual(operationalKeys.signatureCount, 1);
[controller shutdown];
XCTAssertFalse([controller isRunning]);
// Start the controller again using the same identity. This should work,
// because we cleared out the fabric info when the controller shut down.
controller = [self startControllerWithRootKeys:rootKeys
operationalKeys:operationalKeys
fabricID:fabricID
nodeID:nodeID
storage:storageDelegate
error:&error];
XCTAssertNil(error);
XCTAssertNotNil(controller);
XCTAssertTrue([controller isRunning]);
XCTAssertEqualObjects(controller.controllerNodeID, nodeID);
// Now we should have come up with fabric index 2.
__auto_type * fabricInfoList = factory.knownFabrics;
CheckFabricInfo(fabricInfoList, [NSMutableSet setWithArray:@[
@{
@"rootPublicKey" : rootKeys.publicKeyData,
@"vendorID" : @(kTestVendorId),
@"fabricID" : fabricID,
@"nodeID" : nodeID,
@"label" : @"",
@"hasIntermediateCertificate" : @(NO),
@"fabricIndex" : @(2),
},
]]);
// Try sending an attribute read and make sure it works.
__auto_type * device = [MTRBaseDevice deviceWithNodeID:deviceID controller:controller];
__auto_type * onOffCluster = [[MTRBaseClusterOnOff alloc] initWithDevice:device endpointID:@(1) queue:queue];
__auto_type * readExpectation = [self expectationWithDescription:@"Read OnOff attribute"];
[onOffCluster readAttributeOnOffWithCompletion:^(NSNumber * value, NSError * _Nullable error) {
XCTAssertNil(error);
// We expect the device to be off.
XCTAssertEqualObjects(value, @(0));
[readExpectation fulfill];
}];
[self waitForExpectations:@[ readExpectation ] timeout:kTimeoutInSeconds];
// We should have done CASE resumption, so not done any new signing using
// our keys.
XCTAssertEqual(operationalKeys.signatureCount, 1);
// Reset our commissionee.
ResetCommissionee(device, queue, self, kTimeoutInSeconds);
[controller shutdown];
XCTAssertFalse([controller isRunning]);
}
- (void)test005_TestSessionResumptionDataClearingNodeIDChanged
{
__auto_type * factory = [MTRDeviceControllerFactory sharedInstance];
XCTAssertNotNil(factory);
__auto_type queue = dispatch_get_main_queue();
__auto_type * rootKeys = [[MTRTestKeys alloc] init];
XCTAssertNotNil(rootKeys);
__auto_type * operationalKeys = [[MTRTestKeys alloc] init];
XCTAssertNotNil(operationalKeys);
XCTAssertEqual(operationalKeys.signatureCount, 0);
__auto_type * storageDelegate = [[MTRTestPerControllerStorage alloc] initWithControllerID:[NSUUID UUID]];
NSNumber * nodeID1 = @(123);
NSNumber * nodeID2 = @(246);
NSNumber * fabricID = @(456);
NSError * error;
MTRPerControllerStorageTestsCertificateIssuer * certificateIssuer;
MTRDeviceController * controller = [self startControllerWithRootKeys:rootKeys
operationalKeys:operationalKeys
fabricID:fabricID
nodeID:nodeID1
storage:storageDelegate
error:&error
certificateIssuer:&certificateIssuer];
XCTAssertNil(error);
XCTAssertNotNil(controller);
XCTAssertTrue([controller isRunning]);
XCTAssertEqualObjects(controller.controllerNodeID, nodeID1);
NSNumber * deviceID = @(17);
certificateIssuer.nextNodeID = deviceID;
[self commissionWithController:controller newNodeID:deviceID];
// We should have established CASE using our operational key.
XCTAssertEqual(operationalKeys.signatureCount, 1);
__auto_type * device1 = [MTRBaseDevice deviceWithNodeID:deviceID controller:controller];
// Now change ACLs so that nodeID2 has access and nodeID1 does not.
__auto_type * admin = [[MTRAccessControlClusterAccessControlEntryStruct alloc] init];
admin.privilege = @(MTRAccessControlEntryPrivilegeAdminister);
admin.authMode = @(MTRAccessControlEntryAuthModeCASE);
admin.subjects = @[ nodeID2 ];
__auto_type * aclCluster = [[MTRBaseClusterAccessControl alloc] initWithDevice:device1 endpointID:@(0) queue:queue];
XCTestExpectation * aclWriteExpectation = [self expectationWithDescription:@"ACLs changed so new node ID can administer"];
[aclCluster writeAttributeACLWithValue:@[ admin ]
completion:^(NSError * _Nullable err) {
XCTAssertNil(err);
[aclWriteExpectation fulfill];
}];
[self waitForExpectations:@[ aclWriteExpectation ] timeout:kTimeoutInSeconds];
[controller shutdown];
XCTAssertFalse([controller isRunning]);
// There should have been no more CASE establishment going on.
XCTAssertEqual(operationalKeys.signatureCount, 1);
// Bring up a controller with the same storage and keys and so on but nodeID2.
controller = [self startControllerWithRootKeys:rootKeys
operationalKeys:operationalKeys
fabricID:fabricID
nodeID:nodeID2
storage:storageDelegate
error:&error];
XCTAssertNil(error);
XCTAssertNotNil(controller);
XCTAssertTrue([controller isRunning]);
XCTAssertEqualObjects(controller.controllerNodeID, nodeID2);
// Try sending an attribute read and make sure it works.
__auto_type * device2 = [MTRBaseDevice deviceWithNodeID:deviceID controller:controller];
__auto_type * onOffCluster = [[MTRBaseClusterOnOff alloc] initWithDevice:device2 endpointID:@(1) queue:queue];
__auto_type * readExpectation = [self expectationWithDescription:@"Read OnOff attribute"];
[onOffCluster readAttributeOnOffWithCompletion:^(NSNumber * value, NSError * _Nullable error) {
XCTAssertNil(error);
// We expect the device to be off.
XCTAssertEqualObjects(value, @(0));
[readExpectation fulfill];
}];
[self waitForExpectations:@[ readExpectation ] timeout:kTimeoutInSeconds];
// We should note have done CASE resumption, since our identity changed.
XCTAssertEqual(operationalKeys.signatureCount, 2);
// Reset our commissionee.
ResetCommissionee(device2, queue, self, kTimeoutInSeconds);
[controller shutdown];
XCTAssertFalse([controller isRunning]);
}
- (void)test006_TestSessionResumptionDataClearingCATsChanged
{
__auto_type * factory = [MTRDeviceControllerFactory sharedInstance];
XCTAssertNotNil(factory);
__auto_type queue = dispatch_get_main_queue();
__auto_type * rootKeys = [[MTRTestKeys alloc] init];
XCTAssertNotNil(rootKeys);
__auto_type * operationalKeys = [[MTRTestKeys alloc] init];
XCTAssertNotNil(operationalKeys);
XCTAssertEqual(operationalKeys.signatureCount, 0);
__auto_type * storageDelegate = [[MTRTestPerControllerStorage alloc] initWithControllerID:[NSUUID UUID]];
NSNumber * nodeID = @(123);
NSNumber * fabricID = @(456);
NSError * error;
MTRPerControllerStorageTestsCertificateIssuer * certificateIssuer;
MTRDeviceController * controller = [self startControllerWithRootKeys:rootKeys
operationalKeys:operationalKeys
fabricID:fabricID
nodeID:nodeID
storage:storageDelegate
error:&error
certificateIssuer:&certificateIssuer];
XCTAssertNil(error);
XCTAssertNotNil(controller);
XCTAssertTrue([controller isRunning]);
XCTAssertEqualObjects(controller.controllerNodeID, nodeID);
NSNumber * deviceID = @(17);
certificateIssuer.nextNodeID = deviceID;
[self commissionWithController:controller newNodeID:deviceID];
// We should have established CASE using our operational key.
XCTAssertEqual(operationalKeys.signatureCount, 1);
__auto_type * device1 = [MTRBaseDevice deviceWithNodeID:deviceID controller:controller];
// Now change ACLs so that CAT 0x12340001 has access and nodeID does not.
uint32_t cat = 0x12340001;
NSNumber * catSubject = @(0xFFFFFFFD00000000 | cat);
__auto_type * admin = [[MTRAccessControlClusterAccessControlEntryStruct alloc] init];
admin.privilege = @(MTRAccessControlEntryPrivilegeAdminister);
admin.authMode = @(MTRAccessControlEntryAuthModeCASE);
admin.subjects = @[ catSubject ];
__auto_type * aclCluster = [[MTRBaseClusterAccessControl alloc] initWithDevice:device1 endpointID:@(0) queue:queue];
XCTestExpectation * aclWriteExpectation = [self expectationWithDescription:@"ACLs changed so new node ID can administer"];
[aclCluster writeAttributeACLWithValue:@[ admin ]
completion:^(NSError * _Nullable err) {
XCTAssertNil(err);
[aclWriteExpectation fulfill];
}];
[self waitForExpectations:@[ aclWriteExpectation ] timeout:kTimeoutInSeconds];
[controller shutdown];
XCTAssertFalse([controller isRunning]);
// There should have been no more CASE establishment going on.
XCTAssertEqual(operationalKeys.signatureCount, 1);
// Bring up a controller with the same storage and keys and so on but using
// our new CAT
controller = [self startControllerWithRootKeys:rootKeys
operationalKeys:operationalKeys
fabricID:fabricID
nodeID:nodeID
storage:storageDelegate
caseAuthenticatedTags:[NSSet setWithArray:@[ @(cat) ]]
error:&error];
XCTAssertNil(error);
XCTAssertNotNil(controller);
XCTAssertTrue([controller isRunning]);
XCTAssertEqualObjects(controller.controllerNodeID, nodeID);
// Try sending an attribute read and make sure it works.
__auto_type * device2 = [MTRBaseDevice deviceWithNodeID:deviceID controller:controller];
__auto_type * onOffCluster = [[MTRBaseClusterOnOff alloc] initWithDevice:device2 endpointID:@(1) queue:queue];
__auto_type * readExpectation = [self expectationWithDescription:@"Read OnOff attribute"];
[onOffCluster readAttributeOnOffWithCompletion:^(NSNumber * value, NSError * _Nullable error) {
XCTAssertNil(error);
// We expect the device to be off.
XCTAssertEqualObjects(value, @(0));
[readExpectation fulfill];
}];
[self waitForExpectations:@[ readExpectation ] timeout:kTimeoutInSeconds];
// We should note have done CASE resumption, since our CATs changed.
XCTAssertEqual(operationalKeys.signatureCount, 2);
// Reset our commissionee.
ResetCommissionee(device2, queue, self, kTimeoutInSeconds);
[controller shutdown];
XCTAssertFalse([controller isRunning]);
}
- (void)test007_TestMultipleControllers
{
__auto_type * factory = [MTRDeviceControllerFactory sharedInstance];
XCTAssertNotNil(factory);
__auto_type * rootKeys = [[MTRTestKeys alloc] init];
XCTAssertNotNil(rootKeys);
__auto_type * operationalKeys = [[MTRTestKeys alloc] init];
XCTAssertNotNil(operationalKeys);
XCTAssertEqual(operationalKeys.signatureCount, 0);
NSNumber * nodeID1 = @(123);
NSNumber * nodeID2 = @(456);
NSNumber * fabricID1 = @(1);
NSNumber * fabricID2 = @(2);
__auto_type * storageDelegate1 = [[MTRTestPerControllerStorage alloc] initWithControllerID:[NSUUID UUID]];
// Start several controllers that have distinct identities but share some
// node/fabric IDs.
NSError * error;
MTRPerControllerStorageTestsCertificateIssuer * certificateIssuer;
MTRDeviceController * controller1 = [self startControllerWithRootKeys:rootKeys
operationalKeys:operationalKeys
fabricID:fabricID1
nodeID:nodeID1
storage:storageDelegate1
error:&error
certificateIssuer:&certificateIssuer];
XCTAssertNil(error);
XCTAssertNotNil(controller1);
XCTAssertTrue([controller1 isRunning]);
__auto_type * storageDelegate2 = [[MTRTestPerControllerStorage alloc] initWithControllerID:[NSUUID UUID]];
MTRDeviceController * controller2 = [self startControllerWithRootKeys:rootKeys
operationalKeys:operationalKeys
fabricID:fabricID1
nodeID:nodeID2
storage:storageDelegate2
error:&error];
XCTAssertNil(error);
XCTAssertNotNil(controller2);
XCTAssertTrue([controller2 isRunning]);
__auto_type * storageDelegate3 = [[MTRTestPerControllerStorage alloc] initWithControllerID:[NSUUID UUID]];
MTRDeviceController * controller3 = [self startControllerWithRootKeys:rootKeys
operationalKeys:operationalKeys
fabricID:fabricID2
nodeID:nodeID1
storage:storageDelegate3
error:&error];
XCTAssertNil(error);
XCTAssertNotNil(controller3);
XCTAssertTrue([controller3 isRunning]);
// Now check our fabric table
__auto_type * fabricInfoList = factory.knownFabrics;
CheckFabricInfo(fabricInfoList, [NSMutableSet setWithArray:@[
@{
@"rootPublicKey" : rootKeys.publicKeyData,
@"vendorID" : @(kTestVendorId),
@"fabricID" : fabricID1,
@"nodeID" : nodeID1,
@"label" : @"",
@"hasIntermediateCertificate" : @(NO),
@"fabricIndex" : @(1),
},
@{
@"rootPublicKey" : rootKeys.publicKeyData,
@"vendorID" : @(kTestVendorId),
@"fabricID" : fabricID1,
@"nodeID" : nodeID2,
@"label" : @"",
@"hasIntermediateCertificate" : @(NO),
@"fabricIndex" : @(2),
},
@{
@"rootPublicKey" : rootKeys.publicKeyData,
@"vendorID" : @(kTestVendorId),
@"fabricID" : fabricID2,
@"nodeID" : nodeID1,
@"label" : @"",
@"hasIntermediateCertificate" : @(NO),
@"fabricIndex" : @(3),
},
]]);
// Restart controller2
[controller2 shutdown];
XCTAssertFalse([controller2 isRunning]);
controller2 = [self startControllerWithRootKeys:rootKeys
operationalKeys:operationalKeys
fabricID:fabricID1
nodeID:nodeID2
storage:storageDelegate2
error:&error];
XCTAssertNil(error);
XCTAssertNotNil(controller2);
XCTAssertTrue([controller2 isRunning]);
// Now check our fabric table again.
fabricInfoList = factory.knownFabrics;
CheckFabricInfo(fabricInfoList, [NSMutableSet setWithArray:@[
@{
@"rootPublicKey" : rootKeys.publicKeyData,
@"vendorID" : @(kTestVendorId),
@"fabricID" : fabricID1,
@"nodeID" : nodeID1,
@"label" : @"",
@"hasIntermediateCertificate" : @(NO),
@"fabricIndex" : @(1),
},
@{
@"rootPublicKey" : rootKeys.publicKeyData,
@"vendorID" : @(kTestVendorId),
@"fabricID" : fabricID1,
@"nodeID" : nodeID2,
@"label" : @"",
@"hasIntermediateCertificate" : @(NO),
@"fabricIndex" : @(4),
},
@{
@"rootPublicKey" : rootKeys.publicKeyData,
@"vendorID" : @(kTestVendorId),
@"fabricID" : fabricID2,
@"nodeID" : nodeID1,
@"label" : @"",
@"hasIntermediateCertificate" : @(NO),
@"fabricIndex" : @(3),
},
]]);
// Now commission the device from controller1
NSNumber * deviceID = @(17);
certificateIssuer.nextNodeID = deviceID;
[self commissionWithController:controller1 newNodeID:deviceID];
// We should have established CASE using our operational key.
XCTAssertEqual(operationalKeys.signatureCount, 1);
// Ensure that controller2 does not have the same node ID as controller1.
XCTAssertNotEqualObjects(controller1.controllerNodeID, controller2.controllerNodeID);
__auto_type * device1 = [MTRBaseDevice deviceWithNodeID:deviceID controller:controller1];
__auto_type * device2 = [MTRBaseDevice deviceWithNodeID:deviceID controller:controller2];
dispatch_queue_t queue = dispatch_get_main_queue();
__auto_type * onOff1 = [[MTRBaseClusterOnOff alloc] initWithDevice:device1 endpointID:@(1) queue:queue];
__auto_type * onOff2 = [[MTRBaseClusterOnOff alloc] initWithDevice:device2 endpointID:@(1) queue:queue];
// Check that device1 can read the On/Off attribute
XCTestExpectation * canReadExpectation1 = [self expectationWithDescription:@"Initial commissioner can read on/off"];
[onOff1 readAttributeOnOffWithCompletion:^(NSNumber * _Nullable value, NSError * _Nullable err) {
XCTAssertNil(err);
XCTAssertEqualObjects(value, @(0));
[canReadExpectation1 fulfill];
}];
[self waitForExpectations:@[ canReadExpectation1 ] timeout:kTimeoutInSeconds];
// Check that device2 cannot read the On/Off attribute due to missing ACLs.
XCTestExpectation * cantReadExpectation1 = [self expectationWithDescription:@"New node can't read on/off yet"];
[onOff2 readAttributeOnOffWithCompletion:^(NSNumber * _Nullable value, NSError * _Nullable err) {
XCTAssertNil(value);
XCTAssertNotNil(err);
XCTAssertTrue([MTRErrorTestUtils error:err isInteractionModelError:MTRInteractionErrorCodeUnsupportedAccess]);
[cantReadExpectation1 fulfill];
}];
[self waitForExpectations:@[ cantReadExpectation1 ] timeout:kTimeoutInSeconds];
// Now change ACLs so that device2 can read.
__auto_type * admin1 = [[MTRAccessControlClusterAccessControlEntryStruct alloc] init];
admin1.privilege = @(MTRAccessControlEntryPrivilegeAdminister);
admin1.authMode = @(MTRAccessControlEntryAuthModeCASE);
admin1.subjects = @[ controller1.controllerNodeID ];
__auto_type * admin2 = [[MTRAccessControlClusterAccessControlEntryStruct alloc] init];
admin2.privilege = @(MTRAccessControlEntryPrivilegeAdminister);
admin2.authMode = @(MTRAccessControlEntryAuthModeCASE);
admin2.subjects = @[ controller2.controllerNodeID ];
__auto_type * acl1 = [[MTRBaseClusterAccessControl alloc] initWithDevice:device1 endpointID:@(0) queue:queue];
XCTestExpectation * let2ReadExpectation = [self expectationWithDescription:@"ACLs changed so new node can read"];
[acl1 writeAttributeACLWithValue:@[ admin1, admin2 ]
completion:^(NSError * _Nullable err) {
XCTAssertNil(err);
[let2ReadExpectation fulfill];
}];
[self waitForExpectations:@[ let2ReadExpectation ] timeout:kTimeoutInSeconds];
// Check that device2 can read the On/Off attribute
XCTestExpectation * canReadExpectation2 = [self expectationWithDescription:@"New node can read on/off"];
[onOff2 readAttributeOnOffWithCompletion:^(NSNumber * _Nullable value, NSError * _Nullable err) {
XCTAssertNil(err);