[GitHub] [incubator-inlong] chantccc commented on a change in pull request #2648: [INLONG-2634][Sort]Support CHDFS filesystem when using hive sink

[GitBox <gi...@apache.org>]

chantccc commented on a change in pull request #2648:
URL: https://github.com/apache/incubator-inlong/pull/2648#discussion_r811663930



##########
File path: inlong-sort/sort-single-tenant/src/main/java/org/apache/inlong/sort/singletenant/flink/hive/filesystems/CHDFSFsFactory.java
##########
@@ -0,0 +1,111 @@
+/*
+ * 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.inlong.sort.singletenant.flink.hive.filesystems;
+
+import static com.google.common.base.Preconditions.checkArgument;
+import static com.google.common.base.Preconditions.checkNotNull;
+
+import com.qcloud.chdfs.fs.CHDFSHadoopFileSystemAdapter;
+import java.io.IOException;
+import java.net.URI;
+import java.net.UnknownHostException;
+import org.apache.flink.configuration.Configuration;
+import org.apache.flink.core.fs.FileSystem;
+import org.apache.flink.core.fs.FileSystemFactory;
+import org.apache.flink.runtime.fs.hdfs.HadoopFileSystem;
+import org.apache.inlong.sort.configuration.Constants;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class CHDFSFsFactory implements FileSystemFactory {
+
+    private static final Logger LOG = LoggerFactory.getLogger(CHDFSFsFactory.class);
+
+    /**
+     * Flink's configuration object.
+     */
+    private Configuration flinkConfig;
+
+    /**
+     * Hadoop's configuration for the file systems.
+     */
+    private org.apache.hadoop.conf.Configuration hadoopConfig;
+
+    @Override
+    public String getScheme() {
+        return "ofs";
+    }
+
+    @Override
+    public void configure(Configuration config) {
+        flinkConfig = config;
+        hadoopConfig = null; // reset the Hadoop Config
+    }
+
+    @Override
+    public FileSystem create(URI fsUri) throws IOException {
+        checkNotNull(fsUri);
+        final String scheme = fsUri.getScheme();
+        checkArgument(scheme != null, "file system has null scheme");
+
+        try {
+            // -- (1) get the loaded Hadoop config
+            final org.apache.hadoop.conf.Configuration hadoopConfig;
+            if (this.hadoopConfig != null) {
+                hadoopConfig = this.hadoopConfig;
+            } else if (flinkConfig != null) {
+                hadoopConfig = new org.apache.hadoop.conf.Configuration();
+                for (String key : this.flinkConfig.keySet()) {
+                    if (key.startsWith(Constants.CHDFS_CONFIG_PREFIX)) {

Review comment:
       fixed




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