example.helloworld.HelloWorldApplication.java Source code

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Here is the source code for example.helloworld.HelloWorldApplication.java

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/*
 * Copyright 2016 the original author or authors.
 *
 * 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 example.helloworld;

import java.io.File;

import lombok.Data;
import lombok.extern.slf4j.Slf4j;

import org.springframework.context.annotation.AnnotationConfigApplicationContext;
import org.springframework.context.annotation.Configuration;
import org.springframework.core.io.FileSystemResource;
import org.springframework.vault.authentication.ClientAuthentication;
import org.springframework.vault.authentication.TokenAuthentication;
import org.springframework.vault.client.VaultEndpoint;
import org.springframework.vault.config.AbstractVaultConfiguration;
import org.springframework.vault.core.VaultTemplate;
import org.springframework.vault.support.SslConfiguration;
import org.springframework.vault.support.VaultResponseSupport;

import static example.util.WorkDirHelper.*;

/**
 * Sample Application using Spring Vault with Token authentication.
 *
 * @author Mark Paluch
 */
@Slf4j
public class HelloWorldApplication {

    public static void main(String[] args) {

        AnnotationConfigApplicationContext context = new AnnotationConfigApplicationContext(
                VaultConfiguration.class);

        context.start();

        VaultTemplate vaultTemplate = context.getBean(VaultTemplate.class);

        MySecretData mySecretData = new MySecretData();
        mySecretData.setUsername("walter");
        mySecretData.setPassword("white");

        vaultTemplate.write("secret/myapplication/user/3128", mySecretData);
        log.info("Wrote data to Vault");

        VaultResponseSupport<MySecretData> response = vaultTemplate.read("secret/myapplication/user/3128",
                MySecretData.class);

        log.info("Retrieved data {} from Vault", response.getData().getUsername());

        context.stop();
    }

    @Configuration
    static class VaultConfiguration extends AbstractVaultConfiguration {

        @Override
        public VaultEndpoint vaultEndpoint() {
            return new VaultEndpoint();
        }

        @Override
        public ClientAuthentication clientAuthentication() {
            return new TokenAuthentication("00000000-0000-0000-0000-000000000000");
        }

        @Override
        public SslConfiguration sslConfiguration() {

            return SslConfiguration.forTrustStore(new FileSystemResource(new File(findWorkDir(), "keystore.jks")),
                    "changeit");
        }
    }

    @Data
    static class MySecretData {

        String username;
        String password;
    }
}