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82 lines
3.1 KiB
Java
82 lines
3.1 KiB
Java
// Copyright 2016 The Domain Registry Authors. All Rights Reserved.
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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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package google.registry.monitoring.whitebox;
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import static com.google.appengine.api.taskqueue.QueueFactory.getQueue;
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import static com.google.appengine.api.taskqueue.TaskOptions.Builder.withUrl;
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import static google.registry.bigquery.BigqueryUtils.toBigqueryTimestamp;
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import com.google.appengine.api.modules.ModulesService;
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import com.google.appengine.api.modules.ModulesServiceFactory;
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import com.google.appengine.api.taskqueue.TaskOptions;
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import com.google.appengine.api.taskqueue.TransientFailureException;
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import com.google.common.base.Supplier;
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import google.registry.util.Clock;
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import google.registry.util.FormattingLogger;
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import google.registry.util.NonFinalForTesting;
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import google.registry.util.SystemClock;
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import java.util.HashMap;
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import java.util.Map;
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import java.util.Map.Entry;
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import java.util.UUID;
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import java.util.concurrent.TimeUnit;
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/** A collector of metric information. */
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public abstract class Metrics {
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private static final FormattingLogger logger = FormattingLogger.getLoggerForCallerClass();
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public static final String QUEUE = "bigquery-streaming-metrics";
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@NonFinalForTesting
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private static ModulesService modulesService = ModulesServiceFactory.getModulesService();
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@NonFinalForTesting
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private static Clock clock = new SystemClock();
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@NonFinalForTesting
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private static Supplier<String> idGenerator =
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new Supplier<String>() {
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@Override
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public String get() {
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return UUID.randomUUID().toString();
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}};
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protected final Map<String, Object> fields = new HashMap<>();
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private final long startTimeMillis = clock.nowUtc().getMillis();
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public void setTableId(String tableId) {
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fields.put("tableId", tableId);
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}
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public void export() {
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try {
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String hostname = modulesService.getVersionHostname("backend", null);
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TaskOptions opts = withUrl(MetricsExportAction.PATH)
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.header("Host", hostname)
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.param("insertId", idGenerator.get())
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.param("startTime", toBigqueryTimestamp(startTimeMillis, TimeUnit.MILLISECONDS))
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.param("endTime", toBigqueryTimestamp(clock.nowUtc().getMillis(), TimeUnit.MILLISECONDS));
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for (Entry<String, Object> entry : fields.entrySet()) {
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opts.param(entry.getKey(), String.valueOf(entry.getValue()));
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}
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getQueue(QUEUE).add(opts);
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} catch (TransientFailureException e) {
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// Log and swallow. We may drop some metrics here but this should be rare.
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logger.info(e, e.getMessage());
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}
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}
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}
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