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/*
*
* 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::kReadCommissioningInfo2)
{
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::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::Controller::ScriptDevicePairingDelegate ** outPairingDelegate,
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 pairingDelegate = std::make_unique<chip::Controller::ScriptDevicePairingDelegate>();
VerifyOrReturnError(pairingDelegate != nullptr, ToPyChipError(CHIP_ERROR_NO_MEMORY));
auto devCtrl = std::make_unique<chip::Controller::DeviceCommissioner>();
VerifyOrReturnError(devCtrl != nullptr, ToPyChipError(CHIP_ERROR_NO_MEMORY));
Controller::SetupParams initParams;
initParams.pairingDelegate = pairingDelegate.get();
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();
*outPairingDelegate = pairingDelegate.release();
return ToPyChipError(CHIP_NO_ERROR);
}
// TODO(#25214): Need clean up API
PyChipError pychip_OpCreds_AllocateController(OpCredsContext * context, chip::Controller::DeviceCommissioner ** outDevCtrl,
chip::Controller::ScriptDevicePairingDelegate ** outPairingDelegate,
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 pairingDelegate = std::make_unique<chip::Controller::ScriptDevicePairingDelegate>();
VerifyOrReturnError(pairingDelegate != nullptr, ToPyChipError(CHIP_ERROR_NO_MEMORY));
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 = pairingDelegate.get();
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;
pairingDelegate->SetCommissioningSuccessCallback(pychip_OnCommissioningSuccess);
pairingDelegate->SetCommissioningFailureCallback(pychip_OnCommissioningFailure);
pairingDelegate->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();
*outPairingDelegate = pairingDelegate.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,
chip::Controller::ScriptDevicePairingDelegate * pairingDelegate)
{
if (devCtrl != nullptr)
{
devCtrl->Shutdown();
delete devCtrl;
}
if (pairingDelegate != nullptr)
{
delete pairingDelegate;
}
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"