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Add support for Secret Manager in Pub/Sub to Splunk Template.
PiperOrigin-RevId: 433306801
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29 changes: 29 additions & 0 deletions
29
src/main/java/com/google/cloud/teleport/templates/common/SplunkTokenSource.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,29 @@ | ||
| /* | ||
| * Copyright (C) 2021 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. | ||
| */ | ||
|
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| package com.google.cloud.teleport.templates.common; | ||
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| /** Supported sources for a Splunk Token. */ | ||
| public enum SplunkTokenSource { | ||
| /** Token is passed as plaintext. */ | ||
| PLAINTEXT, | ||
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| /** Token to be decrypted using KMS. */ | ||
| KMS, | ||
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| /** Token is stored in Secret Manager. */ | ||
| SECRET_MANAGER | ||
| } |
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src/main/java/com/google/cloud/teleport/util/SecretManagerValueProvider.java
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| /* | ||
| * Copyright (C) 2021 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. | ||
| */ | ||
|
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| package com.google.cloud.teleport.util; | ||
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| import com.google.cloud.secretmanager.v1.AccessSecretVersionResponse; | ||
| import com.google.cloud.secretmanager.v1.SecretManagerServiceClient; | ||
| import com.google.cloud.secretmanager.v1.SecretVersionName; | ||
| import java.io.IOException; | ||
| import java.io.Serializable; | ||
| import org.apache.beam.sdk.options.ValueProvider; | ||
| import org.apache.beam.sdk.transforms.SerializableFunction; | ||
|
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| /** | ||
| * {@link SecretManagerValueProvider} class is a subclass of {@link ValueProvider} that takes in a | ||
| * {@link ValueProvider<String>} of the form | ||
| * projects/{project}/secrets/{secret}/versions/{secret_version} and returns the secret value in | ||
| * Secret Manager. | ||
| */ | ||
| public class SecretManagerValueProvider implements ValueProvider<String>, Serializable { | ||
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| private transient volatile String cachedValue; | ||
| private final SerializableFunction<String, String> translator; | ||
| private final ValueProvider<String> secretVersion; | ||
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| @Override | ||
| public String get() { | ||
| if (cachedValue == null) { | ||
| cachedValue = translator.apply(secretVersion.get()); | ||
| } | ||
| return cachedValue; | ||
| } | ||
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| @Override | ||
| public boolean isAccessible() { | ||
| return secretVersion.isAccessible(); | ||
| } | ||
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| private static class SecretTranslatorInput implements SerializableFunction<String, String> { | ||
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| private SecretTranslatorInput() {} | ||
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| public static SecretTranslatorInput of() { | ||
| return new SecretTranslatorInput(); | ||
| } | ||
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| @Override | ||
| public String apply(String secretVersion) { | ||
| SecretVersionName secretVersionName = parseSecretVersion(secretVersion); | ||
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| try (SecretManagerServiceClient client = SecretManagerServiceClient.create()) { | ||
| AccessSecretVersionResponse response = client.accessSecretVersion(secretVersionName); | ||
| return response.getPayload().getData().toStringUtf8(); | ||
| } catch (IOException e) { | ||
| throw new RuntimeException(e); | ||
| } | ||
| } | ||
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| /** | ||
| * Parses a Secret Version and returns a {@link SecretVersionName}. | ||
| * | ||
| * @param secretVersion Secret Version of the form | ||
| * projects/{project}/secrets/{secret}/versions/{secret_version} | ||
| * @return {@link SecretVersionName} | ||
| */ | ||
| private SecretVersionName parseSecretVersion(String secretVersion) { | ||
| if (SecretVersionName.isParsableFrom(secretVersion)) { | ||
| return SecretVersionName.parse(secretVersion); | ||
| } else { | ||
| throw new IllegalArgumentException( | ||
| "Provided Secret must be in the form" | ||
| + " projects/{project}/secrets/{secret}/versions/{secret_version}"); | ||
| } | ||
| } | ||
| } | ||
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| public SecretManagerValueProvider(ValueProvider<String> secretVersion) { | ||
| this.secretVersion = secretVersion; | ||
| this.translator = SecretTranslatorInput.of(); | ||
| } | ||
| } |
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