Github user zentol commented on a diff in the pull request:
https://github.com/apache/flink/pull/3460#discussion_r104640380
--- Diff:
flink-runtime-web/src/main/java/org/apache/flink/runtime/webmonitor/history/HistoryServer.java
---
@@ -0,0 +1,411 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you 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 org.apache.flink.runtime.webmonitor.history;
+
+import com.fasterxml.jackson.core.JsonFactory;
+import com.fasterxml.jackson.core.JsonGenerator;
+import com.fasterxml.jackson.databind.JsonNode;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import io.netty.handler.codec.http.router.Router;
+import org.apache.flink.api.java.utils.ParameterTool;
+import org.apache.flink.configuration.Configuration;
+import org.apache.flink.configuration.GlobalConfiguration;
+import org.apache.flink.configuration.HistoryServerOptions;
+import org.apache.flink.core.fs.FileStatus;
+import org.apache.flink.core.fs.FileSystem;
+import org.apache.flink.core.fs.Path;
+import org.apache.flink.runtime.filecache.FileCache;
+import org.apache.flink.runtime.net.SSLUtils;
+import org.apache.flink.runtime.util.ExecutorThreadFactory;
+import
org.apache.flink.runtime.webmonitor.handlers.CurrentJobsOverviewHandler;
+import org.apache.flink.runtime.webmonitor.handlers.DashboardConfigHandler;
+import org.apache.flink.runtime.webmonitor.utils.NettySetup;
+import org.apache.flink.util.FileUtils;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import javax.net.ssl.SSLContext;
+import java.io.File;
+import java.io.FileWriter;
+import java.io.IOException;
+import java.nio.file.Files;
+import java.util.ArrayList;
+import java.util.Iterator;
+import java.util.List;
+import java.util.Map;
+import java.util.TimerTask;
+import java.util.UUID;
+import java.util.concurrent.ConcurrentHashMap;
+import java.util.concurrent.CountDownLatch;
+import java.util.concurrent.Executors;
+import java.util.concurrent.ScheduledExecutorService;
+import java.util.concurrent.TimeUnit;
+
+public class HistoryServer {
+
+ private static final Logger LOG =
LoggerFactory.getLogger(HistoryServer.class);
+ private static final JsonFactory jacksonFactory = new JsonFactory();
+ private static final ObjectMapper mapper = new ObjectMapper();
+
+ private static final String OVERVIEWS_FOLDER_NAME = "overviews";
+
+ private final String webAddress;
+ private final int webPort;
+ private final long webRefreshIntervalMillis;
+ private final File webDir;
+
+ private final long refreshIntervalMillis;
+ private final List<Path> refreshDirs = new ArrayList<>();
+
+ /** Map containing the JobID of all fetched jobs and the refreshDir
from with they originate. */
+ private final Map<String, Path> cachedArchives = new
ConcurrentHashMap<>();
+
+ private final SSLContext serverSSLContext;
+ private NettySetup netty;
+ private final Object startupShutdownLock = new Object();
+
+ private final ScheduledExecutorService executor =
Executors.newSingleThreadScheduledExecutor(
+ new ExecutorThreadFactory("Flink-HistoryServer-FileFetcher"));
+ private final JobArchiveFetcherTask fetcherTask;
+
+ public static void main(String[] args) throws Exception {
+ ParameterTool pt = ParameterTool.fromArgs(args);
+ String configDir = pt.getRequired("configDir");
+
+ LOG.info("Loading configuration from {}", configDir);
+ Configuration flinkConfig =
GlobalConfiguration.loadConfiguration(configDir);
+
+ HistoryServer hs = new HistoryServer(flinkConfig);
+ hs.run();
+ }
+
+ public HistoryServer(Configuration config) throws IOException {
--- End diff --
that's ood, will look into it.
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