| /* |
| * Copyright (c) 2023 Project CHIP Authors |
| * 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 <lib/core/CHIPError.h> |
| #include <platform/CHIPDeviceLayer.h> |
| #include <system/SystemClock.h> |
| #include <system/SystemStats.h> |
| namespace chip { |
| namespace System { |
| namespace Stats { |
| |
| class InsightsSystemMetrics |
| { |
| public: |
| static InsightsSystemMetrics & GetInstance(); |
| |
| /* |
| * This api registers the system metrics to the insights and starts the |
| * timer to enable system stats periodically to the insights. |
| */ |
| CHIP_ERROR RegisterAndEnable(chip::System::Clock::Timeout aTimeout); |
| |
| /* |
| * This api unregisters the system stats which are registered |
| * as metrics to the esp-insights. |
| */ |
| CHIP_ERROR Unregister(intptr_t arg); |
| |
| /* |
| * This api cancels the timeout providing the user the flexibility |
| * to increase or decrease the frequency of sampling the System |
| * Stats. It cancels the timer if new timeout value is zero. |
| * If the value of timeout differs from existing value, then |
| * it cancels the previous timer and starts a new timer. |
| */ |
| CHIP_ERROR SetSamplingInterval(chip::System::Clock::Timeout aTimeout); |
| |
| System::Clock::Timeout GetSamplingInterval() { return mTimeout; } |
| |
| private: |
| InsightsSystemMetrics() {} |
| static constexpr int kMaxStringLength = 16; |
| bool mRegistered = false; |
| static constexpr char kPath[] = "sys.mtr"; |
| static constexpr char kTag[] = "MTR"; |
| System::Clock::Timeout mTimeout; |
| char * mLabels[chip::System::Stats::kNumEntries]; |
| |
| static void SamplingHandler(System::Layer * systemLayer, void * context); |
| static void SetSamplingHandler(intptr_t arg); |
| }; |
| |
| } // namespace Stats |
| } // namespace System |
| } // namespace chip |