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Add per-controller control over operational advertising to Matter.fra…
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297 changes: 297 additions & 0 deletions
297
src/darwin/Framework/CHIPTests/MTRControllerAdvertisingTests.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. | ||
*/ | ||
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#import <Matter/Matter.h> | ||
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// system dependencies | ||
#import <XCTest/XCTest.h> | ||
#import <dns_sd.h> | ||
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#import "MTRFabricInfoChecker.h" | ||
#import "MTRTestKeys.h" | ||
#import "MTRTestPerControllerStorage.h" | ||
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static const uint16_t kTestVendorId = 0xFFF1u; | ||
static const uint16_t kTimeoutInSeconds = 3; | ||
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static NSString * NodeIDAsString(NSNumber * nodeID) { return [NSString stringWithFormat:@"%016llX", nodeID.unsignedLongLongValue]; } | ||
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@interface MTRControllerAdvertisingTestsOperationalBrowser : NSObject | ||
@property NSSet<NSString *> * discoveredNodes; | ||
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- (instancetype)initWithExpectation:(XCTestExpectation *)expectation nodeIDToExpect:(NSNumber *)nodeIDToExpect; | ||
- (void)discoveredNodeID:(NSString *)nodeID onCompressedFabricID:(NSString *)compressedFabricID; | ||
@end | ||
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static void OnBrowse(DNSServiceRef aServiceRef, DNSServiceFlags aFlags, uint32_t aInterfaceId, DNSServiceErrorType aError, | ||
const char * aName, const char * aType, const char * aDomain, void * aContext) | ||
{ | ||
XCTAssertTrue(aError == kDNSServiceErr_NoError); | ||
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if (!(aFlags & kDNSServiceFlagsAdd)) { | ||
return; | ||
} | ||
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// 16 chars for compressed fabric id, 16 chars for node id, and the dash. | ||
XCTAssertTrue(strlen(aName) == 33); | ||
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NSString * compressedFabricID = [[NSString alloc] initWithBytes:aName length:16 encoding:NSUTF8StringEncoding]; | ||
NSString * nodeID = [[NSString alloc] initWithBytes:aName + 17 length:16 encoding:NSUTF8StringEncoding]; | ||
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__auto_type * self = (__bridge MTRControllerAdvertisingTestsOperationalBrowser *) aContext; | ||
[self discoveredNodeID:nodeID onCompressedFabricID:compressedFabricID]; | ||
} | ||
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static const char kLocalDot[] = "local."; | ||
static const char kOperationalType[] = "_matter._tcp"; | ||
static const DNSServiceFlags kBrowseFlags = 0; | ||
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@implementation MTRControllerAdvertisingTestsOperationalBrowser { | ||
DNSServiceRef _browseRef; | ||
// Key is compressed fabric id, value is the set of discovered node IDs. | ||
NSMutableDictionary<NSString *, NSMutableSet<NSString *> *> * _allDiscoveredNodes; | ||
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XCTestExpectation * _expectation; | ||
NSString * _nodeIDToExpect; | ||
} | ||
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- (instancetype)initWithExpectation:(XCTestExpectation *)expectation nodeIDToExpect:(NSNumber *)nodeIDToExpect | ||
{ | ||
XCTAssertNotNil([super init]); | ||
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_allDiscoveredNodes = [[NSMutableDictionary alloc] init]; | ||
_expectation = expectation; | ||
_nodeIDToExpect = NodeIDAsString(nodeIDToExpect); | ||
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__auto_type err = DNSServiceBrowse( | ||
&_browseRef, kBrowseFlags, kDNSServiceInterfaceIndexAny, kOperationalType, kLocalDot, OnBrowse, (__bridge void *) self); | ||
XCTAssertTrue(err == kDNSServiceErr_NoError); | ||
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err = DNSServiceSetDispatchQueue(_browseRef, dispatch_get_main_queue()); | ||
XCTAssertTrue(err == kDNSServiceErr_NoError); | ||
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return self; | ||
} | ||
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- (void)discoveredNodeID:(NSString *)nodeID onCompressedFabricID:(NSString *)compressedFabricID | ||
{ | ||
if (_allDiscoveredNodes[compressedFabricID] == nil) { | ||
_allDiscoveredNodes[compressedFabricID] = [[NSMutableSet alloc] init]; | ||
} | ||
[_allDiscoveredNodes[compressedFabricID] addObject:nodeID]; | ||
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// It would be nice to check the compressedFabricID, but computing the right | ||
// expected value for it is a pain. | ||
if ([nodeID isEqualToString:_nodeIDToExpect]) { | ||
_discoveredNodes = [NSSet setWithSet:_allDiscoveredNodes[compressedFabricID]]; | ||
// Stop our browse so we get no more notifications. | ||
DNSServiceRefDeallocate(_browseRef); | ||
_browseRef = NULL; | ||
[_expectation fulfill]; | ||
} | ||
} | ||
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- (void)dealloc | ||
{ | ||
if (_browseRef) { | ||
DNSServiceRefDeallocate(_browseRef); | ||
} | ||
} | ||
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@end | ||
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@interface MTRControllerAdvertisingTests : XCTestCase | ||
@end | ||
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@implementation MTRControllerAdvertisingTests { | ||
dispatch_queue_t _storageQueue; | ||
} | ||
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+ (void)tearDown | ||
{ | ||
} | ||
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- (void)setUp | ||
{ | ||
// Per-test setup, runs before each test. | ||
[super setUp]; | ||
[self setContinueAfterFailure:NO]; | ||
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_storageQueue = dispatch_queue_create("test.storage.queue", DISPATCH_QUEUE_SERIAL_WITH_AUTORELEASE_POOL); | ||
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[self startFactory]; | ||
} | ||
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- (void)tearDown | ||
{ | ||
// Per-test teardown, runs after each test. | ||
[self stopFactory]; | ||
_storageQueue = nil; | ||
[super tearDown]; | ||
} | ||
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- (void)startFactory | ||
{ | ||
__auto_type * factory = [MTRDeviceControllerFactory sharedInstance]; | ||
XCTAssertNotNil(factory); | ||
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__auto_type * factoryParams = [[MTRDeviceControllerFactoryParams alloc] init]; | ||
factoryParams.shouldStartServer = YES; | ||
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NSError * error; | ||
BOOL ok = [factory startControllerFactory:factoryParams error:&error]; | ||
XCTAssertNil(error); | ||
XCTAssertTrue(ok); | ||
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XCTAssertTrue(factory.isRunning); | ||
} | ||
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- (void)stopFactory | ||
{ | ||
__auto_type * factory = [MTRDeviceControllerFactory sharedInstance]; | ||
[factory stopControllerFactory]; | ||
XCTAssertFalse(factory.isRunning); | ||
} | ||
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// Test helpers | ||
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- (nullable MTRDeviceController *)startControllerWithRootKeys:(MTRTestKeys *)rootKeys | ||
operationalKeys:(MTRTestKeys *)operationalKeys | ||
fabricID:(NSNumber *)fabricID | ||
nodeID:(NSNumber *)nodeID | ||
storage:(MTRTestPerControllerStorage *)storage | ||
advertiseOperational:(BOOL)advertiseOperational | ||
error:(NSError * __autoreleasing *)error | ||
{ | ||
XCTAssertTrue(error != NULL); | ||
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__auto_type * factory = [MTRDeviceControllerFactory sharedInstance]; | ||
XCTAssertNotNil(factory); | ||
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// 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); | ||
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__auto_type * operational = [MTRCertificates createOperationalCertificate:rootKeys | ||
signingCertificate:root | ||
operationalPublicKey:operationalKeys.publicKey | ||
fabricID:fabricID | ||
nodeID:nodeID | ||
caseAuthenticatedTags:nil | ||
error:error]; | ||
XCTAssertNil(*error); | ||
XCTAssertNotNil(operational); | ||
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__auto_type * params = | ||
[[MTRDeviceControllerExternalCertificateStartupParameters alloc] initWithStorageDelegate:storage | ||
storageDelegateQueue:_storageQueue | ||
uniqueIdentifier:storage.controllerID | ||
ipk:rootKeys.ipk | ||
vendorID:@(kTestVendorId) | ||
operationalKeypair:operationalKeys | ||
operationalCertificate:operational | ||
intermediateCertificate:nil | ||
rootCertificate:root]; | ||
XCTAssertNotNil(params); | ||
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params.shouldAdvertiseOperational = advertiseOperational; | ||
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return [factory createController:params error:error]; | ||
} | ||
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- (void)test001_CheckAdvertisingAsExpected | ||
{ | ||
__auto_type * factory = [MTRDeviceControllerFactory sharedInstance]; | ||
XCTAssertNotNil(factory); | ||
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__auto_type * rootKeys = [[MTRTestKeys alloc] init]; | ||
XCTAssertNotNil(rootKeys); | ||
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__auto_type * operationalKeys = [[MTRTestKeys alloc] init]; | ||
XCTAssertNotNil(operationalKeys); | ||
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// Pick some ids that no other test will be using. | ||
NSNumber * nodeID1 = @(0x1827364554637281); | ||
NSNumber * nodeID2 = @(0x8172635445362718); | ||
NSNumber * nodeID3 = @(0x8811772266335544); | ||
NSNumber * fabricID = @(0x1122334455667788); | ||
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__auto_type * browseExpectation = [self expectationWithDescription:@"Discovered our last controller"]; | ||
// Assume that since we start the controller with nodeID3 last, by the | ||
// time we see its advertisements we will have seen the ones for the one | ||
// with nodeID1 too, if it had any. | ||
__auto_type * operationalBrowser = | ||
[[MTRControllerAdvertisingTestsOperationalBrowser alloc] initWithExpectation:browseExpectation nodeIDToExpect:nodeID3]; | ||
XCTAssertNotNil(operationalBrowser); | ||
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__auto_type * storageDelegate1 = [[MTRTestPerControllerStorage alloc] initWithControllerID:[NSUUID UUID]]; | ||
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NSError * error; | ||
MTRDeviceController * controller1 = [self startControllerWithRootKeys:rootKeys | ||
operationalKeys:operationalKeys | ||
fabricID:fabricID | ||
nodeID:nodeID1 | ||
storage:storageDelegate1 | ||
advertiseOperational:NO | ||
error:&error]; | ||
XCTAssertNil(error); | ||
XCTAssertNotNil(controller1); | ||
XCTAssertTrue([controller1 isRunning]); | ||
XCTAssertEqualObjects(controller1.controllerNodeID, nodeID1); | ||
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__auto_type * storageDelegate2 = [[MTRTestPerControllerStorage alloc] initWithControllerID:[NSUUID UUID]]; | ||
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MTRDeviceController * controller2 = [self startControllerWithRootKeys:rootKeys | ||
operationalKeys:operationalKeys | ||
fabricID:fabricID | ||
nodeID:nodeID2 | ||
storage:storageDelegate2 | ||
advertiseOperational:YES | ||
error:&error]; | ||
XCTAssertNil(error); | ||
XCTAssertNotNil(controller2); | ||
XCTAssertTrue([controller2 isRunning]); | ||
XCTAssertEqualObjects(controller2.controllerNodeID, nodeID2); | ||
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__auto_type * storageDelegate3 = [[MTRTestPerControllerStorage alloc] initWithControllerID:[NSUUID UUID]]; | ||
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MTRDeviceController * controller3 = [self startControllerWithRootKeys:rootKeys | ||
operationalKeys:operationalKeys | ||
fabricID:fabricID | ||
nodeID:nodeID3 | ||
storage:storageDelegate3 | ||
advertiseOperational:YES | ||
error:&error]; | ||
XCTAssertNil(error); | ||
XCTAssertNotNil(controller3); | ||
XCTAssertTrue([controller3 isRunning]); | ||
XCTAssertEqualObjects(controller3.controllerNodeID, nodeID3); | ||
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[self waitForExpectations:@[ browseExpectation ] timeout:kTimeoutInSeconds]; | ||
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__auto_type * expectedDiscoveredNodes = [NSSet setWithArray:@[ NodeIDAsString(nodeID2), NodeIDAsString(nodeID3) ]]; | ||
XCTAssertEqualObjects(operationalBrowser.discoveredNodes, expectedDiscoveredNodes); | ||
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[controller1 shutdown]; | ||
XCTAssertFalse([controller1 isRunning]); | ||
[controller2 shutdown]; | ||
XCTAssertFalse([controller2 isRunning]); | ||
[controller3 shutdown]; | ||
XCTAssertFalse([controller3 isRunning]); | ||
} | ||
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@end |
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