content: /*
   * 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 com.aliyun.openservices.odps.console.cupid.common;
  
  import com.aliyun.odps.Odps;
  import com.aliyun.odps.OdpsException;
  import com.aliyun.odps.account.AliyunAccount;
  import com.aliyun.openservices.odps.console.ExecutionContext;
  
  public class BearerTokenGenerator {
      public static String getBearerToken(ExecutionContext cxt) throws OdpsException {
          AliyunAccount account = new AliyunAccount(cxt.getAccessId(), cxt.getAccessKey());
          Odps odps = new Odps(account);
          odps.setEndpoint(cxt.getEndpoint());
          odps.setDefaultProject(cxt.getProjectName());
          // expires in 7 days
          String policy = "{\n" +
                  "\"expires_in_hours\": 168,\n" +
                  "\"policy\": {\n" +
                  "\"Statement\": [\n" +
                  "{\n" +
                  "\"Action\": [\"odps:*\"],\n" +
                  "\"Effect\": \"Allow\",\n" +
                  "\"Resource\": \"acs:odps:*:*\"\n" +
                  "}\n" +
                  "],\n" +
                  "\"Version\": \"1\"\n" +
                  "}\n" +
                  "}\n";
          return odps.projects().get().getSecurityManager().generateAuthorizationToken(policy, "bearer");
      }
  }
  