| /** |
| * 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.tez.common; |
| |
| import java.net.URI; |
| import java.net.URISyntaxException; |
| |
| import org.apache.hadoop.classification.InterfaceAudience.Private; |
| import org.apache.hadoop.yarn.api.records.LocalResource; |
| import org.apache.hadoop.yarn.api.records.URL; |
| import org.apache.tez.dag.api.TezUncheckedException; |
| import org.apache.tez.runtime.api.TaskFailureType; |
| import org.apache.tez.runtime.internals.api.events.SystemEventProtos.TaskFailureTypeProto; |
| |
| public final class TezConverterUtils { |
| |
| private TezConverterUtils() {} |
| |
| /** |
| * return a {@link URI} from a given url |
| * |
| * @param url |
| * url to convert |
| * @return path from {@link URL} |
| */ |
| @Private |
| public static URI getURIFromYarnURL(URL url) throws URISyntaxException { |
| String scheme = url.getScheme() == null ? "" : url.getScheme(); |
| |
| String authority = ""; |
| if (url.getHost() != null) { |
| authority = url.getHost(); |
| if (url.getUserInfo() != null) { |
| authority = url.getUserInfo() + "@" + authority; |
| } |
| if (url.getPort() > 0) { |
| authority += ":" + url.getPort(); |
| } |
| } |
| |
| return new URI(scheme, authority, url.getFile(), null, null).normalize(); |
| } |
| |
| @Private |
| public static TezLocalResource convertYarnLocalResourceToTez(LocalResource lr) |
| throws URISyntaxException { |
| return new TezLocalResource(getURIFromYarnURL(lr.getResource()), lr.getSize(), |
| lr.getTimestamp()); |
| } |
| |
| public static TaskFailureType failureTypeFromProto(TaskFailureTypeProto proto) { |
| switch (proto) { |
| case FT_NON_FATAL: |
| return TaskFailureType.NON_FATAL; |
| case FT_FATAL: |
| return TaskFailureType.FATAL; |
| default: |
| throw new TezUncheckedException("Unknown FailureTypeProto: " + proto); |
| } |
| } |
| |
| public static TaskFailureTypeProto failureTypeToProto(TaskFailureType taskFailureType) { |
| switch (taskFailureType) { |
| |
| case NON_FATAL: |
| return TaskFailureTypeProto.FT_NON_FATAL; |
| case FATAL: |
| return TaskFailureTypeProto.FT_FATAL; |
| default: |
| throw new TezUncheckedException("Unknown FailureType: " + taskFailureType); |
| } |
| } |
| |
| // @Private |
| // public static void writeLocalResource(LocalResource lr, DataOutput out) |
| // throws IOException { |
| // // Not bothering with type, visibility and pattern. Pattern may be needed |
| // at |
| // // some point. |
| // // Size and length will not be required once Localization happens via YARN |
| // - |
| // // yarn takes care of validation, original file as well for that matter. |
| // writeYARNURL(lr.getResource(), out); |
| // out.writeLong(lr.getSize()); |
| // out.writeLong(lr.getTimestamp()); |
| // } |
| // |
| // @Private |
| // public static LocalResource readLocalResource(DataInput in) throws |
| // IOException { |
| // return LocalResource.newInstance(readYARNURL(in), null, null, |
| // in.readLong(), in.readLong()); |
| // } |
| // |
| // @Private |
| // public static void writeYARNURL(URL url, DataOutput out) throws IOException |
| // { |
| // // Assuming all fields have to be present. Otherwise YARN itself would |
| // fail. |
| // out.writeUTF(url.getScheme()); |
| // out.writeUTF(url.getHost()); |
| // out.writeInt(url.getPort()); |
| // out.writeUTF(url.getFile()); |
| // } |
| // |
| // @Private |
| // public static URL readYARNURL(DataInput in) throws IOException { |
| // URL url = URL.newInstance(in.readUTF(), in.readUTF(), in.readInt(), |
| // in.readUTF()); |
| // return url; |
| // } |
| |
| } |