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76 changes: 76 additions & 0 deletions
76
samples/snippets/src/main/java/com/example/spanner/AddNewRoleSample.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,76 @@ | ||
| /* | ||
| * Copyright 2022 Google Inc. | ||
| * | ||
| * 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.spanner; | ||
|
|
||
| // [START spanner_add_new_database_role] | ||
|
|
||
| import com.google.api.gax.longrunning.OperationFuture; | ||
| import com.google.cloud.spanner.DatabaseAdminClient; | ||
| import com.google.cloud.spanner.Spanner; | ||
| import com.google.cloud.spanner.SpannerOptions; | ||
| import com.google.common.collect.ImmutableList; | ||
| import com.google.spanner.admin.database.v1.UpdateDatabaseDdlMetadata; | ||
| import java.util.concurrent.ExecutionException; | ||
|
|
||
| public class AddNewRoleSample { | ||
| static void addNewRole() throws InterruptedException, ExecutionException { | ||
| // TODO(developer): Replace these variables before running the sample. | ||
| String projectId = "my-project"; | ||
| String instanceId = "my-instance"; | ||
| String databaseId = "my-database"; | ||
| addNewRole(projectId, instanceId, databaseId); | ||
| } | ||
|
|
||
| static void addNewRole(String projectId, String instanceId, String databaseId) | ||
| throws InterruptedException, ExecutionException { | ||
| try (Spanner spanner = | ||
| SpannerOptions.newBuilder() | ||
| .setProjectId(projectId) | ||
| .build() | ||
| .getService()) { | ||
| final DatabaseAdminClient adminClient = spanner.getDatabaseAdminClient(); | ||
| OperationFuture<Void, UpdateDatabaseDdlMetadata> operation = | ||
| adminClient.updateDatabaseDdl( | ||
| instanceId, | ||
| databaseId, | ||
| ImmutableList.of( | ||
| "CREATE ROLE parent", | ||
| "GRANT SELECT ON TABLE Albums TO ROLE parent", | ||
| "CREATE ROLE child", | ||
| "GRANT ROLE parent TO ROLE child"), | ||
| null); | ||
|
|
||
| // Wait for the operation to finish. | ||
| // This will throw an ExecutionException if the operation fails. | ||
| operation.get(); | ||
| System.out.println("Successfully added parent and child roles"); | ||
|
|
||
| // Delete role and membership. | ||
| operation = | ||
| adminClient.updateDatabaseDdl( | ||
| instanceId, | ||
| databaseId, | ||
| ImmutableList.of("REVOKE ROLE parent FROM ROLE child", "DROP ROLE child"), | ||
| null); | ||
| // Wait for the operation to finish. | ||
| // This will throw an ExecutionException if the operation fails. | ||
| operation.get(); | ||
| System.out.println("Successfully deleted chile role"); | ||
| } | ||
| } | ||
| } | ||
| // [END spanner_add_new_database_role] |
101 changes: 101 additions & 0 deletions
101
samples/snippets/src/main/java/com/example/spanner/EnableFineGrainedAccess.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,101 @@ | ||
| /* | ||
| * Copyright 2022 Google Inc. | ||
| * | ||
| * 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.spanner; | ||
|
|
||
| // [START spanner_enable_fine_grained_access] | ||
|
|
||
| import com.google.cloud.Binding; | ||
| import com.google.cloud.Condition; | ||
| import com.google.cloud.Policy; | ||
| import com.google.cloud.spanner.DatabaseAdminClient; | ||
| import com.google.cloud.spanner.Spanner; | ||
| import com.google.cloud.spanner.SpannerOptions; | ||
| import java.util.ArrayList; | ||
| import java.util.List; | ||
|
|
||
| public class EnableFineGrainedAccess { | ||
| static void enableFineGrainedAccess() { | ||
| // TODO(developer): Replace these variables before running the sample. | ||
| String projectId = "my-project"; | ||
| String instanceId = "my-instance"; | ||
| String databaseId = "my-database"; | ||
| String iamMember = "my-member"; | ||
| String databaseRole = "my-role"; | ||
| String conditionTitle = "my-title"; | ||
| enableFineGrainedAccess( | ||
| projectId, instanceId, databaseId, iamMember, databaseRole, conditionTitle); | ||
| } | ||
|
|
||
| static void enableFineGrainedAccess( | ||
| String projectId, | ||
| String instanceId, | ||
| String databaseId, | ||
| String iamMember, | ||
| String databaseRole, | ||
| String title) { | ||
| try (Spanner spanner = | ||
| SpannerOptions.newBuilder() | ||
| .setProjectId(projectId) | ||
| .build() | ||
| .getService()) { | ||
| final DatabaseAdminClient adminClient = spanner.getDatabaseAdminClient(); | ||
| Policy policy = adminClient.getDatabaseIAMPolicy(instanceId, databaseId, 3); | ||
| int policyVersion = policy.getVersion(); | ||
| if (policy.getVersion() < 3) { | ||
| policyVersion = 3; | ||
| } | ||
| List<String> members = new ArrayList<>(); | ||
| members.add(iamMember); | ||
| List<Binding> bindings = new ArrayList<>(); | ||
| bindings.addAll(policy.getBindingsList()); | ||
|
|
||
| bindings.add( | ||
| Binding.newBuilder() | ||
| .setRole("roles/spanner.fineGrainedAccessUser") | ||
| .setMembers(members) | ||
| .build()); | ||
|
|
||
| bindings.add( | ||
| Binding.newBuilder() | ||
| .setRole("roles/spanner.databaseRoleUser") | ||
| .setCondition( | ||
| Condition.newBuilder() | ||
| .setDescription(title) | ||
| .setExpression( | ||
| String.format( | ||
| "resource.name.endsWith(\"/databaseRoles/%s\")", databaseRole)) | ||
| .setTitle(title) | ||
| .build()) | ||
| .setMembers(members) | ||
| .build()); | ||
|
|
||
| Policy policyWithConditions = | ||
| Policy.newBuilder() | ||
| .setVersion(policyVersion) | ||
| .setEtag(policy.getEtag()) | ||
| .setBindings(bindings) | ||
| .build(); | ||
| Policy response = | ||
| adminClient.setDatabaseIAMPolicy(instanceId, databaseId, policyWithConditions); | ||
| System.out.println( | ||
| String.format( | ||
| "Successfully enabled fined grained access, created policy with version %d", | ||
| response.getVersion())); | ||
| } | ||
| } | ||
| } | ||
| // [END spanner_enable_fine_grained_access] |
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