45 lines
1.2 KiB
C++
45 lines
1.2 KiB
C++
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/*
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* Copyright (C) 2020 The Android Open Source Project
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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 "watchdog.h"
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#include <chrono>
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#include <thread>
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class MyWatchdog : public android::automotive::agl::utils::SystemdWatchdog {
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protected:
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bool IsHealthy() override {
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++mCounter;
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const bool ok = (mCounter <= 3);
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fprintf(stderr, "watchdog health: %d %s\n", mCounter, (ok ? "true" : "false"));
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return ok;
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}
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private:
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int mCounter = 0;
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};
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int main() {
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MyWatchdog wd;
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std::thread t1([]() {
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while (true) std::this_thread::sleep_for(std::chrono::hours(1));
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});
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t1.join();
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return 0;
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}
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