访问保险柜

package hello;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.CommandLineRunner;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.vault.core.VaultKeyValueOperationsSupport.KeyValueBackend;
import org.springframework.vault.core.VaultSysOperations;
import org.springframework.vault.core.VaultTemplate;
import org.springframework.vault.core.VaultTransitOperations;
import org.springframework.vault.support.VaultMount;
import org.springframework.vault.support.VaultResponse;

@SpringBootApplication
public class Application implements CommandLineRunner {

  @Autowired
  private VaultTemplate vaultTemplate;

  public static void main(String[] args) {
    SpringApplication.run(Application.class, args);
  }

  @Override
  public void run(String... strings) throws Exception {

    // You usually would not print a secret to stdout
    VaultResponse response = vaultTemplate
        .opsForKeyValue("secret", KeyValueBackend.KV_2).get("github");
    System.out.println("Value of github.oauth2.key");
    System.out.println("-------------------------------");
    System.out.println(response.getData().get("github.oauth2.key"));
    System.out.println("-------------------------------");
    System.out.println();

    // Let's encrypt some data using the Transit backend.
    VaultTransitOperations transitOperations = vaultTemplate.opsForTransit();

    // We need to setup transit first (assuming you didn't set up it yet).
    VaultSysOperations sysOperations = vaultTemplate.opsForSys();

    if (!sysOperations.getMounts().containsKey("transit/")) {

      sysOperations.mount("transit", VaultMount.create("transit"));

      transitOperations.createKey("foo-key");
    }

    // Encrypt a plain-text value
    String ciphertext = transitOperations.encrypt("foo-key", "Secure message");

    System.out.println("Encrypted value");
    System.out.println("-------------------------------");
    System.out.println(ciphertext);
    System.out.println("-------------------------------");
    System.out.println();

    // Decrypt

    String plaintext = transitOperations.decrypt("foo-key", ciphertext);

    System.out.println("Decrypted value");
    System.out.println("-------------------------------");
    System.out.println(plaintext);
    System.out.println("-------------------------------");
    System.out.println();
  }
}