| /* |
| * |
| * Copyright (c) 2020-2022 Project CHIP Authors |
| * Copyright (c) 2019-2020 Google LLC. |
| * Copyright (c) 2013-2018 Nest Labs, Inc. |
| * All rights reserved. |
| * |
| * 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. |
| */ |
| |
| #include <type_traits> |
| |
| #include "ChipDeviceController-ScriptDevicePairingDelegate.h" |
| #include "ChipDeviceController-StorageDelegate.h" |
| |
| #include "controller/python/chip/crypto/p256keypair.h" |
| #include "controller/python/chip/interaction_model/Delegate.h" |
| |
| #include <controller/CHIPDeviceController.h> |
| #include <controller/CHIPDeviceControllerFactory.h> |
| #include <controller/ExampleOperationalCredentialsIssuer.h> |
| #include <lib/support/BytesToHex.h> |
| #include <lib/support/CHIPMem.h> |
| #include <lib/support/CodeUtils.h> |
| #include <lib/support/DLLUtil.h> |
| #include <lib/support/ScopedBuffer.h> |
| #include <lib/support/TestGroupData.h> |
| #include <lib/support/logging/CHIPLogging.h> |
| |
| #include <controller/python/chip/commissioning/PlaceholderOperationalCredentialsIssuer.h> |
| #include <controller/python/chip/native/PyChipError.h> |
| #include <credentials/GroupDataProviderImpl.h> |
| #include <credentials/attestation_verifier/DefaultDeviceAttestationVerifier.h> |
| #include <credentials/attestation_verifier/DeviceAttestationVerifier.h> |
| #include <credentials/attestation_verifier/FileAttestationTrustStore.h> |
| |
| using namespace chip; |
| |
| using Py_GenerateNOCChainFunc = void (*)(void * pyContext, const char * csrElements, const char * attestationSignature, |
| const char * dac, const char * pai, const char * paa, |
| Controller::OnNOCChainGeneration onNocChainGenerationFunc); |
| using Py_SetNodeIdForNextNOCRequest = void (*)(void * pyContext, NodeId nodeId); |
| using Py_SetFabricIdForNextNOCRequest = void (*)(void * pyContext, FabricId fabricId); |
| |
| namespace { |
| const chip::Credentials::AttestationTrustStore * GetTestFileAttestationTrustStore(const char * paaTrustStorePath) |
| { |
| static chip::Credentials::FileAttestationTrustStore attestationTrustStore{ paaTrustStorePath }; |
| |
| return &attestationTrustStore; |
| } |
| |
| chip::Python::PlaceholderOperationalCredentialsIssuer sPlaceholderOperationalCredentialsIssuer; |
| } // namespace |
| |
| namespace chip { |
| namespace Controller { |
| namespace Python { |
| |
| class OperationalCredentialsAdapter : public OperationalCredentialsDelegate |
| { |
| public: |
| OperationalCredentialsAdapter(uint32_t fabricCredentialsIndex) : mExampleOpCredsIssuer(fabricCredentialsIndex) {} |
| |
| CHIP_ERROR Initialize(PersistentStorageDelegate & storageDelegate) { return mExampleOpCredsIssuer.Initialize(storageDelegate); } |
| |
| CHIP_ERROR GenerateNOCChain(NodeId nodeId, FabricId fabricId, const CATValues & cats, const Crypto::P256PublicKey & pubKey, |
| MutableByteSpan & rcac, MutableByteSpan & icac, MutableByteSpan & noc) |
| { |
| return mExampleOpCredsIssuer.GenerateNOCChainAfterValidation(nodeId, fabricId, cats, pubKey, rcac, icac, noc); |
| } |
| |
| void SetMaximallyLargeCertsUsed(bool enabled) { mExampleOpCredsIssuer.SetMaximallyLargeCertsUsed(enabled); } |
| |
| private: |
| CHIP_ERROR GenerateNOCChain(const ByteSpan & csrElements, const ByteSpan & csrNonce, const ByteSpan & attestationSignature, |
| const ByteSpan & attestationChallenge, const ByteSpan & DAC, const ByteSpan & PAI, |
| Callback::Callback<OnNOCChainGeneration> * onCompletion) override |
| { |
| return mExampleOpCredsIssuer.GenerateNOCChain(csrElements, csrNonce, attestationSignature, attestationChallenge, DAC, PAI, |
| onCompletion); |
| } |
| |
| void SetNodeIdForNextNOCRequest(NodeId nodeId) override { mExampleOpCredsIssuer.SetNodeIdForNextNOCRequest(nodeId); } |
| |
| void SetFabricIdForNextNOCRequest(FabricId fabricId) override { mExampleOpCredsIssuer.SetFabricIdForNextNOCRequest(fabricId); } |
| |
| ExampleOperationalCredentialsIssuer mExampleOpCredsIssuer; |
| }; |
| |
| } // namespace Python |
| } // namespace Controller |
| } // namespace chip |
| |
| extern chip::Credentials::GroupDataProviderImpl sGroupDataProvider; |
| extern chip::Controller::ScriptDevicePairingDelegate sPairingDelegate; |
| |
| class TestCommissioner : public chip::Controller::AutoCommissioner |
| { |
| public: |
| TestCommissioner() { Reset(); } |
| ~TestCommissioner() {} |
| CHIP_ERROR SetCommissioningParameters(const chip::Controller::CommissioningParameters & params) override |
| { |
| mIsWifi = false; |
| mIsThread = false; |
| if (params.GetWiFiCredentials().HasValue()) |
| { |
| mIsWifi = true; |
| } |
| else if (params.GetThreadOperationalDataset().HasValue()) |
| { |
| mIsThread = true; |
| } |
| return chip::Controller::AutoCommissioner::SetCommissioningParameters(params); |
| } |
| CHIP_ERROR CommissioningStepFinished(CHIP_ERROR err, |
| chip::Controller::CommissioningDelegate::CommissioningReport report) override |
| { |
| mTestCommissionerUsed = true; |
| if (mFailOnReportAfterStage == report.stageCompleted) |
| { |
| return CHIP_ERROR_INTERNAL; |
| } |
| if (mSimulateFailureOnStage == report.stageCompleted) |
| { |
| // Pretend we received an error from the device during this stage |
| err = CHIP_ERROR_INTERNAL; |
| } |
| if (mPrematureCompleteAfter == report.stageCompleted) |
| { |
| auto commissioner = chip::Controller::AutoCommissioner::GetCommissioner(); |
| auto proxy = chip::Controller::AutoCommissioner::GetCommissioneeDeviceProxy(); |
| auto stage = chip::Controller::CommissioningStage::kSendComplete; |
| auto params = chip::Controller::CommissioningParameters(); |
| commissioner->PerformCommissioningStep(proxy, stage, params, this, 0, GetCommandTimeout(proxy, stage)); |
| return CHIP_NO_ERROR; |
| } |
| |
| if (mPrematureCompleteAfter != chip::Controller::CommissioningStage::kError && |
| report.stageCompleted == chip::Controller::CommissioningStage::kSendComplete) |
| { |
| if (report.Is<chip::Controller::CommissioningErrorInfo>()) |
| { |
| uint8_t code = chip::to_underlying(report.Get<chip::Controller::CommissioningErrorInfo>().commissioningError); |
| mCompletionError = chip::ChipError(chip::ChipError::SdkPart::kIMClusterStatus, code); |
| } |
| else |
| { |
| mCompletionError = err; |
| } |
| } |
| if (report.stageCompleted == chip::Controller::CommissioningStage::kReadCommissioningInfo) |
| { |
| mReadCommissioningInfo = report.Get<chip::Controller::ReadCommissioningInfo>(); |
| } |
| if (report.stageCompleted == chip::Controller::CommissioningStage::kConfigureTimeZone) |
| { |
| mNeedsDST = report.Get<chip::Controller::TimeZoneResponseInfo>().requiresDSTOffsets; |
| } |
| |
| return chip::Controller::AutoCommissioner::CommissioningStepFinished(err, report); |
| } |
| // This will cause the COMMISSIONER to fail after the given stage. Setting this to kSecurePairing will cause the |
| // StartCommissioning call to fail. |
| bool SimulateFailAfter(chip::Controller::CommissioningStage stage) |
| { |
| ChipLogProgress(Controller, "setting simulate fail after stage %s", chip::Controller::StageToString(stage)); |
| if (!ValidStage(stage) && stage != chip::Controller::CommissioningStage::kError) |
| { |
| return false; |
| } |
| mSimulateFailureOnStage = stage; |
| return true; |
| } |
| bool SimulateFailOnReport(chip::Controller::CommissioningStage stage) |
| { |
| if (!ValidStage(stage) && stage != chip::Controller::CommissioningStage::kError) |
| { |
| return false; |
| } |
| mFailOnReportAfterStage = stage; |
| return true; |
| } |
| bool PrematureCompleteAfter(chip::Controller::CommissioningStage stage) |
| { |
| if (!ValidStage(stage) && stage != chip::Controller::CommissioningStage::kError) |
| { |
| return false; |
| } |
| mPrematureCompleteAfter = stage; |
| return true; |
| } |
| bool CheckCallbacks() |
| { |
| bool successFailureOk; |
| bool updatesOk; |
| if (mFailOnReportAfterStage != chip::Controller::CommissioningStage::kError) |
| { |
| successFailureOk = mReceivedCommissioningFailureStage == mFailOnReportAfterStage && !mReceivedCommissioningSuccess; |
| updatesOk = StatusUpdatesOk(mFailOnReportAfterStage); |
| } |
| else if (mSimulateFailureOnStage != chip::Controller::CommissioningStage::kError) |
| { |
| successFailureOk = mReceivedCommissioningFailureStage == mSimulateFailureOnStage && !mReceivedCommissioningSuccess; |
| updatesOk = StatusUpdatesOk(mSimulateFailureOnStage); |
| } |
| else |
| { |
| successFailureOk = mReceivedCommissioningSuccess; |
| updatesOk = StatusUpdatesOk(chip::Controller::CommissioningStage::kError); |
| } |
| ChipLogProgress(Controller, "Checking callbacks: success failure ok? %d updates ok? %d", successFailureOk, updatesOk); |
| return successFailureOk && updatesOk; |
| } |
| bool CheckPaseConnection(NodeId nodeId) |
| { |
| bool paseShouldBeOpen = false; |
| if (chip::to_underlying(mFailOnReportAfterStage) >= |
| chip::to_underlying(chip::Controller::CommissioningStage::kWiFiNetworkSetup) || |
| chip::to_underlying(mSimulateFailureOnStage) >= |
| chip::to_underlying(chip::Controller::CommissioningStage::kWiFiNetworkSetup)) |
| { |
| // Pase should be open still |
| paseShouldBeOpen = true; |
| } |
| CommissioneeDeviceProxy * proxy; |
| bool paseIsOpen = |
| (chip::Controller::AutoCommissioner::GetCommissioner()->GetDeviceBeingCommissioned(nodeId, &proxy) == CHIP_NO_ERROR); |
| ChipLogProgress(Controller, "Checking pase connection state: Should be open? %d is open? %d", paseShouldBeOpen, paseIsOpen); |
| |
| return paseShouldBeOpen == paseIsOpen; |
| } |
| bool CheckStageSuccessful(uint8_t stage) { return mReceivedStageSuccess[stage]; } |
| void Reset() |
| { |
| mTestCommissionerUsed = false; |
| mReceivedCommissioningSuccess = false; |
| mReceivedCommissioningFailureStage = chip::Controller::CommissioningStage::kError; |
| for (size_t i = 0; i < kNumCommissioningStages; ++i) |
| { |
| mReceivedStageSuccess[i] = false; |
| mReceivedStageFailure[i] = false; |
| } |
| mSimulateFailureOnStage = chip::Controller::CommissioningStage::kError; |
| mFailOnReportAfterStage = chip::Controller::CommissioningStage::kError; |
| mPrematureCompleteAfter = chip::Controller::CommissioningStage::kError; |
| mReadCommissioningInfo = chip::Controller::ReadCommissioningInfo(); |
| mNeedsDST = false; |
| } |
| bool GetTestCommissionerUsed() { return mTestCommissionerUsed; } |
| void OnCommissioningSuccess(chip::PeerId peerId) { mReceivedCommissioningSuccess = true; } |
| void OnCommissioningFailure(chip::PeerId peerId, CHIP_ERROR error, chip::Controller::CommissioningStage stageFailed, |
| chip::Optional<chip::Credentials::AttestationVerificationResult> additionalErrorInfo) |
| { |
| mReceivedCommissioningFailureStage = stageFailed; |
| } |
| void OnCommissioningStatusUpdate(chip::PeerId peerId, chip::Controller::CommissioningStage stageCompleted, CHIP_ERROR error) |
| { |
| if (error == CHIP_NO_ERROR) |
| { |
| mReceivedStageSuccess[chip::to_underlying(stageCompleted)] = true; |
| } |
| else |
| { |
| mReceivedStageFailure[chip::to_underlying(stageCompleted)] = true; |
| } |
| if (stageCompleted == chip::Controller::CommissioningStage::kCleanup && |
| mPrematureCompleteAfter != chip::Controller::CommissioningStage::kError) |
| { |
| // We need to manually clean up the proxy here because we're doing bad things in the name of testing |
| ChipLogProgress(Controller, "Cleaning up dangling proxies"); |
| auto commissioner = chip::Controller::AutoCommissioner::GetCommissioner(); |
| auto proxy = chip::Controller::AutoCommissioner::GetCommissioneeDeviceProxy(); |
| if (proxy != nullptr) |
| { |
| commissioner->StopPairing(proxy->GetDeviceId()); |
| } |
| } |
| } |
| |
| CHIP_ERROR GetCompletionError() { return mCompletionError; } |
| |
| private: |
| static constexpr uint8_t kNumCommissioningStages = chip::to_underlying(chip::Controller::CommissioningStage::kCleanup) + 1; |
| chip::Controller::CommissioningStage mSimulateFailureOnStage = chip::Controller::CommissioningStage::kError; |
| chip::Controller::CommissioningStage mFailOnReportAfterStage = chip::Controller::CommissioningStage::kError; |
| chip::Controller::CommissioningStage mPrematureCompleteAfter = chip::Controller::CommissioningStage::kError; |
| bool mTestCommissionerUsed = false; |
| bool mReceivedCommissioningSuccess = false; |
| chip::Controller::CommissioningStage mReceivedCommissioningFailureStage = chip::Controller::CommissioningStage::kError; |
| bool mReceivedStageSuccess[kNumCommissioningStages]; |
| bool mReceivedStageFailure[kNumCommissioningStages]; |
| bool mIsWifi = false; |
| bool mIsThread = false; |
| CHIP_ERROR mCompletionError = CHIP_NO_ERROR; |
| // Contains information about whether the device needs time sync |
| chip::Controller::ReadCommissioningInfo mReadCommissioningInfo; |
| bool mNeedsDST = false; |
| bool ValidStage(chip::Controller::CommissioningStage stage) |
| { |
| switch (stage) |
| { |
| case chip::Controller::CommissioningStage::kCheckForMatchingFabric: |
| return mParams.GetCheckForMatchingFabric(); |
| case chip::Controller::CommissioningStage::kWiFiNetworkEnable: |
| case chip::Controller::CommissioningStage::kFailsafeBeforeWiFiEnable: |
| case chip::Controller::CommissioningStage::kWiFiNetworkSetup: |
| return mIsWifi; |
| case chip::Controller::CommissioningStage::kThreadNetworkEnable: |
| case chip::Controller::CommissioningStage::kFailsafeBeforeThreadEnable: |
| case chip::Controller::CommissioningStage::kThreadNetworkSetup: |
| return mIsThread; |
| case chip::Controller::CommissioningStage::kConfigureUTCTime: |
| return mReadCommissioningInfo.requiresUTC; |
| case chip::Controller::CommissioningStage::kConfigureTimeZone: |
| return mReadCommissioningInfo.requiresTimeZone && mParams.GetTimeZone().HasValue(); |
| case chip::Controller::CommissioningStage::kConfigureTrustedTimeSource: |
| return mReadCommissioningInfo.requiresTrustedTimeSource && mParams.GetTrustedTimeSource().HasValue(); |
| case chip::Controller::CommissioningStage::kConfigureDefaultNTP: |
| return mReadCommissioningInfo.requiresDefaultNTP && mParams.GetDefaultNTP().HasValue(); |
| case chip::Controller::CommissioningStage::kConfigureDSTOffset: |
| return mNeedsDST && mParams.GetDSTOffsets().HasValue(); |
| case chip::Controller::CommissioningStage::kError: |
| case chip::Controller::CommissioningStage::kSecurePairing: |
| return false; |
| default: |
| return true; |
| } |
| } |
| bool StatusUpdatesOk(chip::Controller::CommissioningStage failedStage) |
| { |
| // Because we're just simulating a failure here, we will have received a success callback even for the failed stage. |
| for (uint8_t i = 0; i < kNumCommissioningStages; ++i) |
| { |
| if (mReceivedStageFailure[i]) |
| { |
| return false; |
| } |
| if (!ValidStage(static_cast<chip::Controller::CommissioningStage>(i))) |
| { |
| continue; |
| } |
| // Anything above our current stage we won't have received a callback for. We also expect that the "failed" stage will |
| // have a success callback because we're just faking the failure here and overwriting error. |
| if (i == chip::to_underlying(failedStage)) |
| { |
| break; |
| } |
| } |
| return true; |
| } |
| }; |
| TestCommissioner sTestCommissioner; |
| |
| extern "C" { |
| struct OpCredsContext |
| { |
| Platform::UniquePtr<Controller::Python::OperationalCredentialsAdapter> mAdapter; |
| void * mPyContext; |
| }; |
| |
| void * pychip_OpCreds_InitializeDelegate(void * pyContext, uint32_t fabricCredentialsIndex, |
| Controller::Python::StorageAdapter * storageAdapter) |
| { |
| auto context = Platform::MakeUnique<OpCredsContext>(); |
| context->mAdapter = Platform::MakeUnique<Controller::Python::OperationalCredentialsAdapter>(fabricCredentialsIndex); |
| |
| if (context->mAdapter->Initialize(*storageAdapter) != CHIP_NO_ERROR) |
| { |
| return nullptr; |
| } |
| |
| return context.release(); |
| } |
| |
| void pychip_OnCommissioningSuccess(PeerId peerId) |
| { |
| sTestCommissioner.OnCommissioningSuccess(peerId); |
| } |
| void pychip_OnCommissioningFailure(chip::PeerId peerId, CHIP_ERROR error, chip::Controller::CommissioningStage stageFailed, |
| chip::Optional<chip::Credentials::AttestationVerificationResult> additionalErrorInfo) |
| { |
| sTestCommissioner.OnCommissioningFailure(peerId, error, stageFailed, additionalErrorInfo); |
| } |
| void pychip_OnCommissioningStatusUpdate(chip::PeerId peerId, chip::Controller::CommissioningStage stageCompleted, CHIP_ERROR err) |
| { |
| return sTestCommissioner.OnCommissioningStatusUpdate(peerId, stageCompleted, err); |
| } |
| |
| /** |
| * Allocates a controller that does not use auto-commisioning. |
| * |
| * TODO(#25214): Need clean up API |
| * |
| */ |
| PyChipError pychip_OpCreds_AllocateControllerForPythonCommissioningFLow(chip::Controller::DeviceCommissioner ** outDevCtrl, |
| chip::python::pychip_P256Keypair * operationalKey, |
| uint8_t * noc, uint32_t nocLen, uint8_t * icac, |
| uint32_t icacLen, uint8_t * rcac, uint32_t rcacLen, |
| const uint8_t * ipk, uint32_t ipkLen, |
| chip::VendorId adminVendorId, bool enableServerInteractions) |
| { |
| ReturnErrorCodeIf(nocLen > Controller::kMaxCHIPDERCertLength, ToPyChipError(CHIP_ERROR_NO_MEMORY)); |
| ReturnErrorCodeIf(icacLen > Controller::kMaxCHIPDERCertLength, ToPyChipError(CHIP_ERROR_NO_MEMORY)); |
| ReturnErrorCodeIf(rcacLen > Controller::kMaxCHIPDERCertLength, ToPyChipError(CHIP_ERROR_NO_MEMORY)); |
| |
| ChipLogDetail(Controller, "Creating New Device Controller"); |
| |
| auto devCtrl = std::make_unique<chip::Controller::DeviceCommissioner>(); |
| VerifyOrReturnError(devCtrl != nullptr, ToPyChipError(CHIP_ERROR_NO_MEMORY)); |
| |
| Controller::SetupParams initParams; |
| initParams.pairingDelegate = &sPairingDelegate; |
| initParams.operationalCredentialsDelegate = &sPlaceholderOperationalCredentialsIssuer; |
| initParams.operationalKeypair = operationalKey; |
| initParams.controllerRCAC = ByteSpan(rcac, rcacLen); |
| initParams.controllerICAC = ByteSpan(icac, icacLen); |
| initParams.controllerNOC = ByteSpan(noc, nocLen); |
| initParams.enableServerInteractions = enableServerInteractions; |
| initParams.controllerVendorId = adminVendorId; |
| initParams.permitMultiControllerFabrics = true; |
| initParams.hasExternallyOwnedOperationalKeypair = true; |
| |
| CHIP_ERROR err = Controller::DeviceControllerFactory::GetInstance().SetupCommissioner(initParams, *devCtrl); |
| VerifyOrReturnError(err == CHIP_NO_ERROR, ToPyChipError(err)); |
| |
| // Setup IPK in Group Data Provider for controller after Commissioner init which sets-up the fabric table entry |
| uint8_t compressedFabricId[sizeof(uint64_t)] = { 0 }; |
| chip::MutableByteSpan compressedFabricIdSpan(compressedFabricId); |
| |
| err = devCtrl->GetCompressedFabricIdBytes(compressedFabricIdSpan); |
| VerifyOrReturnError(err == CHIP_NO_ERROR, ToPyChipError(err)); |
| |
| ChipLogProgress(Support, "Setting up group data for Fabric Index %u with Compressed Fabric ID:", |
| static_cast<unsigned>(devCtrl->GetFabricIndex())); |
| ChipLogByteSpan(Support, compressedFabricIdSpan); |
| |
| chip::ByteSpan fabricIpk = |
| (ipk == nullptr) ? chip::GroupTesting::DefaultIpkValue::GetDefaultIpk() : chip::ByteSpan(ipk, ipkLen); |
| err = |
| chip::Credentials::SetSingleIpkEpochKey(&sGroupDataProvider, devCtrl->GetFabricIndex(), fabricIpk, compressedFabricIdSpan); |
| VerifyOrReturnError(err == CHIP_NO_ERROR, ToPyChipError(err)); |
| |
| *outDevCtrl = devCtrl.release(); |
| |
| return ToPyChipError(CHIP_NO_ERROR); |
| } |
| |
| // TODO(#25214): Need clean up API |
| PyChipError pychip_OpCreds_AllocateController(OpCredsContext * context, chip::Controller::DeviceCommissioner ** outDevCtrl, |
| FabricId fabricId, chip::NodeId nodeId, chip::VendorId adminVendorId, |
| const char * paaTrustStorePath, bool useTestCommissioner, |
| bool enableServerInteractions, CASEAuthTag * caseAuthTags, uint32_t caseAuthTagLen, |
| chip::python::pychip_P256Keypair * operationalKey) |
| { |
| CHIP_ERROR err = CHIP_NO_ERROR; |
| |
| ChipLogDetail(Controller, "Creating New Device Controller"); |
| |
| VerifyOrReturnError(context != nullptr, ToPyChipError(CHIP_ERROR_INVALID_ARGUMENT)); |
| |
| auto devCtrl = std::make_unique<chip::Controller::DeviceCommissioner>(); |
| VerifyOrReturnError(devCtrl != nullptr, ToPyChipError(CHIP_ERROR_NO_MEMORY)); |
| |
| if (paaTrustStorePath == nullptr) |
| { |
| paaTrustStorePath = "./credentials/development/paa-root-certs"; |
| } |
| |
| ChipLogProgress(Support, "Using device attestation PAA trust store path %s.", paaTrustStorePath); |
| |
| // Initialize device attestation verifier |
| const chip::Credentials::AttestationTrustStore * testingRootStore = GetTestFileAttestationTrustStore(paaTrustStorePath); |
| SetDeviceAttestationVerifier(GetDefaultDACVerifier(testingRootStore)); |
| |
| chip::Crypto::P256Keypair ephemeralKey; |
| chip::Crypto::P256Keypair * controllerKeyPair; |
| |
| if (operationalKey == nullptr) |
| { |
| err = ephemeralKey.Initialize(chip::Crypto::ECPKeyTarget::ECDSA); |
| VerifyOrReturnError(err == CHIP_NO_ERROR, ToPyChipError(err)); |
| controllerKeyPair = &ephemeralKey; |
| } |
| else |
| { |
| controllerKeyPair = operationalKey; |
| } |
| |
| chip::Platform::ScopedMemoryBuffer<uint8_t> noc; |
| ReturnErrorCodeIf(!noc.Alloc(Controller::kMaxCHIPDERCertLength), ToPyChipError(CHIP_ERROR_NO_MEMORY)); |
| MutableByteSpan nocSpan(noc.Get(), Controller::kMaxCHIPDERCertLength); |
| |
| chip::Platform::ScopedMemoryBuffer<uint8_t> icac; |
| ReturnErrorCodeIf(!icac.Alloc(Controller::kMaxCHIPDERCertLength), ToPyChipError(CHIP_ERROR_NO_MEMORY)); |
| MutableByteSpan icacSpan(icac.Get(), Controller::kMaxCHIPDERCertLength); |
| |
| chip::Platform::ScopedMemoryBuffer<uint8_t> rcac; |
| ReturnErrorCodeIf(!rcac.Alloc(Controller::kMaxCHIPDERCertLength), ToPyChipError(CHIP_ERROR_NO_MEMORY)); |
| MutableByteSpan rcacSpan(rcac.Get(), Controller::kMaxCHIPDERCertLength); |
| |
| CATValues catValues; |
| |
| if (caseAuthTagLen > kMaxSubjectCATAttributeCount) |
| { |
| ChipLogError(Controller, "Too many of CASE Tags (%u) exceeds kMaxSubjectCATAttributeCount", |
| static_cast<unsigned>(caseAuthTagLen)); |
| return ToPyChipError(CHIP_ERROR_INVALID_ARGUMENT); |
| } |
| |
| memcpy(catValues.values.data(), caseAuthTags, caseAuthTagLen * sizeof(CASEAuthTag)); |
| |
| err = |
| context->mAdapter->GenerateNOCChain(nodeId, fabricId, catValues, controllerKeyPair->Pubkey(), rcacSpan, icacSpan, nocSpan); |
| VerifyOrReturnError(err == CHIP_NO_ERROR, ToPyChipError(err)); |
| |
| Controller::SetupParams initParams; |
| initParams.pairingDelegate = &sPairingDelegate; |
| initParams.operationalCredentialsDelegate = context->mAdapter.get(); |
| initParams.operationalKeypair = controllerKeyPair; |
| initParams.controllerRCAC = rcacSpan; |
| initParams.controllerICAC = icacSpan; |
| initParams.controllerNOC = nocSpan; |
| initParams.enableServerInteractions = enableServerInteractions; |
| initParams.controllerVendorId = adminVendorId; |
| initParams.permitMultiControllerFabrics = true; |
| initParams.hasExternallyOwnedOperationalKeypair = operationalKey != nullptr; |
| |
| if (useTestCommissioner) |
| { |
| initParams.defaultCommissioner = &sTestCommissioner; |
| sPairingDelegate.SetCommissioningSuccessCallback(pychip_OnCommissioningSuccess); |
| sPairingDelegate.SetCommissioningFailureCallback(pychip_OnCommissioningFailure); |
| sPairingDelegate.SetCommissioningStatusUpdateCallback(pychip_OnCommissioningStatusUpdate); |
| } |
| |
| err = Controller::DeviceControllerFactory::GetInstance().SetupCommissioner(initParams, *devCtrl); |
| VerifyOrReturnError(err == CHIP_NO_ERROR, ToPyChipError(err)); |
| |
| // Setup IPK in Group Data Provider for controller after Commissioner init which sets-up the fabric table entry |
| uint8_t compressedFabricId[sizeof(uint64_t)] = { 0 }; |
| chip::MutableByteSpan compressedFabricIdSpan(compressedFabricId); |
| |
| err = devCtrl->GetCompressedFabricIdBytes(compressedFabricIdSpan); |
| VerifyOrReturnError(err == CHIP_NO_ERROR, ToPyChipError(err)); |
| |
| ChipLogProgress(Support, "Setting up group data for Fabric Index %u with Compressed Fabric ID:", |
| static_cast<unsigned>(devCtrl->GetFabricIndex())); |
| ChipLogByteSpan(Support, compressedFabricIdSpan); |
| |
| chip::ByteSpan defaultIpk = chip::GroupTesting::DefaultIpkValue::GetDefaultIpk(); |
| err = |
| chip::Credentials::SetSingleIpkEpochKey(&sGroupDataProvider, devCtrl->GetFabricIndex(), defaultIpk, compressedFabricIdSpan); |
| VerifyOrReturnError(err == CHIP_NO_ERROR, ToPyChipError(err)); |
| |
| *outDevCtrl = devCtrl.release(); |
| |
| return ToPyChipError(CHIP_NO_ERROR); |
| } |
| |
| PyChipError pychip_OpCreds_InitGroupTestingData(chip::Controller::DeviceCommissioner * devCtrl) |
| { |
| VerifyOrReturnError(devCtrl != nullptr, ToPyChipError(CHIP_ERROR_INVALID_ARGUMENT)); |
| |
| uint8_t compressedFabricId[sizeof(uint64_t)] = { 0 }; |
| chip::MutableByteSpan compressedFabricIdSpan(compressedFabricId); |
| |
| CHIP_ERROR err = devCtrl->GetCompressedFabricIdBytes(compressedFabricIdSpan); |
| VerifyOrReturnError(err == CHIP_NO_ERROR, ToPyChipError(err)); |
| |
| err = chip::GroupTesting::InitData(&sGroupDataProvider, devCtrl->GetFabricIndex(), compressedFabricIdSpan); |
| |
| return ToPyChipError(err); |
| } |
| |
| PyChipError pychip_OpCreds_SetMaximallyLargeCertsUsed(OpCredsContext * context, bool enabled) |
| { |
| VerifyOrReturnError(context != nullptr && context->mAdapter != nullptr, ToPyChipError(CHIP_ERROR_INCORRECT_STATE)); |
| |
| context->mAdapter->SetMaximallyLargeCertsUsed(enabled); |
| |
| return ToPyChipError(CHIP_NO_ERROR); |
| } |
| |
| void pychip_OpCreds_FreeDelegate(OpCredsContext * context) |
| { |
| Platform::Delete(context); |
| } |
| |
| PyChipError pychip_DeviceController_DeleteDeviceController(chip::Controller::DeviceCommissioner * devCtrl) |
| { |
| if (devCtrl != nullptr) |
| { |
| devCtrl->Shutdown(); |
| delete devCtrl; |
| } |
| |
| return ToPyChipError(CHIP_NO_ERROR); |
| } |
| |
| PyChipError pychip_DeviceController_SetIpk(chip::Controller::DeviceCommissioner * devCtrl, const uint8_t * ipk, size_t ipkLen) |
| { |
| VerifyOrReturnError(ipk != nullptr, ToPyChipError(CHIP_ERROR_INVALID_ARGUMENT)); |
| |
| uint8_t compressedFabricId[sizeof(uint64_t)] = { 0 }; |
| chip::MutableByteSpan compressedFabricIdSpan(compressedFabricId); |
| |
| CHIP_ERROR err = devCtrl->GetCompressedFabricIdBytes(compressedFabricIdSpan); |
| VerifyOrReturnError(err == CHIP_NO_ERROR, ToPyChipError(err)); |
| |
| err = chip::Credentials::SetSingleIpkEpochKey(&sGroupDataProvider, devCtrl->GetFabricIndex(), ByteSpan(ipk, ipkLen), |
| compressedFabricIdSpan); |
| |
| return ToPyChipError(err); |
| } |
| |
| bool pychip_TestCommissionerUsed() |
| { |
| return sTestCommissioner.GetTestCommissionerUsed(); |
| } |
| |
| bool pychip_TestCommissioningCallbacks() |
| { |
| return sTestCommissioner.CheckCallbacks(); |
| } |
| |
| bool pychip_TestCommissioningStageSuccessful(uint8_t stage) |
| { |
| return sTestCommissioner.CheckStageSuccessful(stage); |
| } |
| |
| bool pychip_TestPaseConnection(NodeId nodeId) |
| { |
| return sTestCommissioner.CheckPaseConnection(nodeId); |
| } |
| |
| void pychip_ResetCommissioningTests() |
| { |
| sTestCommissioner.Reset(); |
| } |
| |
| // Returns True if this is a valid test, false otherwise |
| bool pychip_SetTestCommissionerSimulateFailureOnStage(uint8_t failStage) |
| { |
| return sTestCommissioner.SimulateFailAfter(static_cast<chip::Controller::CommissioningStage>(failStage)); |
| } |
| bool pychip_SetTestCommissionerSimulateFailureOnReport(uint8_t failStage) |
| { |
| return sTestCommissioner.SimulateFailOnReport(static_cast<chip::Controller::CommissioningStage>(failStage)); |
| } |
| bool pychip_SetTestCommissionerPrematureCompleteAfter(uint8_t stage) |
| { |
| return sTestCommissioner.PrematureCompleteAfter(static_cast<chip::Controller::CommissioningStage>(stage)); |
| } |
| |
| PyChipError pychip_GetCompletionError() |
| { |
| return ToPyChipError(sTestCommissioner.GetCompletionError()); |
| } |
| |
| } // extern "C" |
