| // Copyright (C) 2019 The Android Open Source Project |
| // |
| // 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. |
| |
| package com.googlesource.gerrit.plugins.healthcheck; |
| |
| import com.google.gerrit.metrics.Counter0; |
| import com.google.gerrit.metrics.Description; |
| import com.google.gerrit.metrics.MetricMaker; |
| import com.google.gerrit.metrics.Timer0; |
| import com.google.inject.Inject; |
| import com.google.inject.assistedinject.Assisted; |
| |
| public class HealthCheckMetrics { |
| |
| public interface Factory { |
| HealthCheckMetrics create(String name); |
| } |
| |
| private final MetricMaker metricMaker; |
| private final String name; |
| |
| @Inject |
| public HealthCheckMetrics(MetricMaker metricMaker, @Assisted String name) { |
| this.metricMaker = metricMaker; |
| this.name = name; |
| } |
| |
| public Counter0 getFailureCounterMetric() { |
| return metricMaker.newCounter( |
| String.format("%s/failure", name), |
| new Description(String.format("%s healthcheck failures count", name)) |
| .setCumulative() |
| .setRate() |
| .setUnit("failures")); |
| } |
| |
| public Timer0 getLatencyMetric() { |
| return metricMaker.newTimer( |
| String.format("%s/latest_latency", name), |
| new Description(String.format("%s health check latency execution (ms)", name)) |
| .setCumulative() |
| .setUnit(Description.Units.MILLISECONDS)); |
| } |
| } |