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The C based gRPC (C++, Python, Ruby, Objective-C, PHP, C#)
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100 lines
3.1 KiB
100 lines
3.1 KiB
3 years ago
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// Copyright 2021 gRPC authors.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//
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#include "test/cpp/util/tls_test_utils.h"
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#include <memory>
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#include "src/core/lib/gprpp/thd.h"
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#include "test/core/util/port.h"
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#include "test/core/util/test_config.h"
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using ::grpc::experimental::ExternalCertificateVerifier;
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using ::grpc::experimental::TlsCustomVerificationCheckRequest;
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namespace grpc {
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namespace testing {
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bool SyncCertificateVerifier::Verify(TlsCustomVerificationCheckRequest*,
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std::function<void(grpc::Status)>,
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grpc::Status* sync_status) {
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if (!success_) {
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*sync_status = grpc::Status(grpc::StatusCode::UNAUTHENTICATED,
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"SyncCertificateVerifier failed");
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} else {
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*sync_status = grpc::Status(grpc::StatusCode::OK, "");
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}
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return true;
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}
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AsyncCertificateVerifier::AsyncCertificateVerifier(bool success)
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: success_(success),
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thread_("AsyncCertificateVerifierWorkerThread", WorkerThread, this) {
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thread_.Start();
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}
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AsyncCertificateVerifier::~AsyncCertificateVerifier() {
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// Tell the thread to shut down.
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{
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internal::MutexLock lock(&mu_);
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queue_.push_back(Request{nullptr, nullptr, true});
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}
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// Wait for thread to exit.
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thread_.Join();
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}
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bool AsyncCertificateVerifier::Verify(
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TlsCustomVerificationCheckRequest* request,
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std::function<void(grpc::Status)> callback, grpc::Status*) {
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internal::MutexLock lock(&mu_);
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queue_.push_back(Request{request, std::move(callback), false});
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return false; // Asynchronous call
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}
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void AsyncCertificateVerifier::WorkerThread(void* arg) {
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auto* self = static_cast<AsyncCertificateVerifier*>(arg);
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while (true) {
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// Check queue for work.
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bool got_request = false;
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Request request;
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{
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internal::MutexLock lock(&self->mu_);
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if (!self->queue_.empty()) {
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got_request = true;
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request = self->queue_.front();
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self->queue_.pop_front();
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}
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}
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// If nothing found in the queue, sleep for a bit and try again.
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if (!got_request) {
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gpr_sleep_until(grpc_timeout_milliseconds_to_deadline(100));
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continue;
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}
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// If we're being told to shut down, return.
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if (request.shutdown) return;
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auto return_status = grpc::Status(grpc::StatusCode::OK, "");
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// Process the request.
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if (!self->success_) {
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return_status = grpc::Status(grpc::StatusCode::UNAUTHENTICATED,
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"AsyncCertificateVerifier failed");
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}
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request.callback(return_status);
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}
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}
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} // namespace testing
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} // namespace grpc
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