From aeecac905911dbe1ee534f0e5eeef2705a0cb6b3 Mon Sep 17 00:00:00 2001 From: Praful Makani Date: Tue, 1 Dec 2020 22:34:39 +0530 Subject: [PATCH] docs(samples): add update iam policy for table (#976) * docs(samples): add update iam policy for table * docs(samples): fix format --- .../com/example/bigquery/UpdateIamPolicy.java | 62 ++++++++++++++ .../example/bigquery/UpdateIamPolicyIT.java | 84 +++++++++++++++++++ 2 files changed, 146 insertions(+) create mode 100644 samples/snippets/src/main/java/com/example/bigquery/UpdateIamPolicy.java create mode 100644 samples/snippets/src/test/java/com/example/bigquery/UpdateIamPolicyIT.java diff --git a/samples/snippets/src/main/java/com/example/bigquery/UpdateIamPolicy.java b/samples/snippets/src/main/java/com/example/bigquery/UpdateIamPolicy.java new file mode 100644 index 000000000..6956b2d92 --- /dev/null +++ b/samples/snippets/src/main/java/com/example/bigquery/UpdateIamPolicy.java @@ -0,0 +1,62 @@ +/* + * Copyright 2020 Google LLC + * + * Licensed 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.example.bigquery; + +// [START bigquery_update_iam_policy] +import com.google.cloud.Identity; +import com.google.cloud.Policy; +import com.google.cloud.Role; +import com.google.cloud.bigquery.BigQuery; +import com.google.cloud.bigquery.BigQueryException; +import com.google.cloud.bigquery.BigQueryOptions; +import com.google.cloud.bigquery.TableId; +import java.util.HashMap; +import java.util.Map; +import java.util.Set; + +// Sample to update iam policy in table +public class UpdateIamPolicy { + + public static void main(String[] args) { + // TODO(developer): Replace these variables before running the sample. + String datasetName = "MY_DATASET_NAME"; + String tableName = "MY_TABLE_NAME"; + updateIamPolicy(datasetName, tableName); + } + + public static void updateIamPolicy(String datasetName, String tableName) { + try { + // Initialize client that will be used to send requests. This client only needs to be created + // once, and can be reused for multiple requests. + BigQuery bigquery = BigQueryOptions.getDefaultInstance().getService(); + + TableId tableId = TableId.of(datasetName, tableName); + + Policy policy = bigquery.getIamPolicy(tableId); + Map> binding = new HashMap<>(policy.getBindings()); + binding.remove(Role.of("roles/bigquery.dataViewer")); + + policy.toBuilder().setBindings(binding).build(); + bigquery.setIamPolicy(tableId, policy); + + System.out.println("Iam policy updated successfully"); + } catch (BigQueryException e) { + System.out.println("Iam policy was not updated. \n" + e.toString()); + } + } +} +// [END bigquery_update_iam_policy] diff --git a/samples/snippets/src/test/java/com/example/bigquery/UpdateIamPolicyIT.java b/samples/snippets/src/test/java/com/example/bigquery/UpdateIamPolicyIT.java new file mode 100644 index 000000000..196fcd4ef --- /dev/null +++ b/samples/snippets/src/test/java/com/example/bigquery/UpdateIamPolicyIT.java @@ -0,0 +1,84 @@ +/* + * Copyright 2020 Google LLC + * + * Licensed 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.example.bigquery; + +import static com.google.common.truth.Truth.assertThat; +import static junit.framework.TestCase.assertNotNull; + +import com.google.cloud.bigquery.Schema; +import java.io.ByteArrayOutputStream; +import java.io.PrintStream; +import java.util.UUID; +import java.util.logging.Level; +import java.util.logging.Logger; +import org.junit.After; +import org.junit.Before; +import org.junit.BeforeClass; +import org.junit.Test; + +public class UpdateIamPolicyIT { + + private final Logger log = Logger.getLogger(this.getClass().getName()); + private String tableName; + private ByteArrayOutputStream bout; + private PrintStream out; + private PrintStream originalPrintStream; + + private static final String BIGQUERY_DATASET_NAME = requireEnvVar("BIGQUERY_DATASET_NAME"); + + private static String requireEnvVar(String varName) { + String value = System.getenv(varName); + assertNotNull( + "Environment variable " + varName + " is required to perform these tests.", + System.getenv(varName)); + return value; + } + + @BeforeClass + public static void checkRequirements() { + requireEnvVar("BIGQUERY_DATASET_NAME"); + } + + @Before + public void setUp() { + bout = new ByteArrayOutputStream(); + out = new PrintStream(bout); + originalPrintStream = System.out; + System.setOut(out); + + // create a temporary table + tableName = "UPDATE_POLICY_TABLE_TEST_" + UUID.randomUUID().toString().substring(0, 8); + CreateTable.createTable(BIGQUERY_DATASET_NAME, tableName, Schema.of()); + CreateIamPolicy.createIamPolicy(BIGQUERY_DATASET_NAME, tableName); + } + + @After + public void tearDown() { + // Clean up + DeleteTable.deleteTable(BIGQUERY_DATASET_NAME, tableName); + // restores print statements in the original method + System.out.flush(); + System.setOut(originalPrintStream); + log.log(Level.INFO, bout.toString()); + } + + @Test + public void testUpdateIamPolicy() { + UpdateIamPolicy.updateIamPolicy(BIGQUERY_DATASET_NAME, tableName); + assertThat(bout.toString()).contains("Iam policy updated successfully"); + } +}