SpringBoot项目配置数据库密码加密相关代码

spring:
  datasource:
    url: jdbc:mysql://127.0.0.1:3306/patient?useUnicode=true&characterEncoding=utf-8&useSSL=false&serverTimezone=UTC
    username: test
    password: oiWRKCcmZH/pQes5KH03kgVSHza7OK/G
  jpa:
    hibernate:
      ddl-auto: update
    show-sql: true

package com.jianqi.HL7Service.config;

import org.jasypt.properties.PropertyValueEncryptionUtils;
import org.jasypt.util.text.BasicTextEncryptor;

public final class JasyptEncryptorUtils {

    private static final String salt = "test666";

    private static BasicTextEncryptor basicTextEncryptor = new BasicTextEncryptor();

    static {
        basicTextEncryptor.setPassword(salt);
    }

    private JasyptEncryptorUtils(){}

    /**
     * 明文加密
     * @param plaintext
     * @return
     */
    public static String encode(String plaintext){
        System.out.println("明文字符串：" + plaintext);
        String ciphertext = basicTextEncryptor.encrypt(plaintext);
        return ciphertext;
    }

    /**
     * 解密
     * @param ciphertext
     * @return
     */
    public static String decode(String ciphertext){
        ciphertext = "ENC(" + ciphertext + ")";
        if (PropertyValueEncryptionUtils.isEncryptedValue(ciphertext)){
            String plaintext = PropertyValueEncryptionUtils.decrypt(ciphertext,basicTextEncryptor);
            return plaintext;
        }
        System.out.println("解密失败");
        return "";
    }

    public static void main(String[] args) {
        // 需要加密的明文
        String plaintext = "patient113";

        // 加密明文
        String encryptedText = JasyptEncryptorUtils.encode(plaintext);
        System.out.println("加密后字符串：" + encryptedText);

        // 解密密文
        String decryptedText = JasyptEncryptorUtils.decode(encryptedText);
        System.out.println("解密后的字符串：" + decryptedText);
    }
}

package com.jianqi.HL7Service.config;

import org.springframework.beans.factory.annotation.Value;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.data.jpa.repository.config.EnableJpaRepositories;
import org.springframework.transaction.annotation.EnableTransactionManagement;
import org.springframework.transaction.PlatformTransactionManager;
import org.springframework.orm.jpa.JpaTransactionManager;
import org.springframework.boot.jdbc.DataSourceBuilder;

import javax.sql.DataSource;

@Configuration
@EnableJpaRepositories(basePackages = "com.jianqi.HL7Service.repository")
@EnableTransactionManagement
public class DatabaseConfig {

    @Value("${spring.datasource.url}")
    private String dbUrl;

    @Value("${spring.datasource.username}")
    private String dbUsername;

    @Value("${spring.datasource.password}")
    private String dbEncryptedPassword;

    @Bean
    public DataSource dataSource() {
        // 使用 JasyptEncryptorUtils 解密数据库密码
        String dbPassword = JasyptEncryptorUtils.decode(dbEncryptedPassword);

        return DataSourceBuilder.create()
                .url(dbUrl)
                .username(dbUsername)
                .password(dbPassword)
                .build();
    }

    @Bean
    public PlatformTransactionManager transactionManager() {
        JpaTransactionManager transactionManager = new JpaTransactionManager();
        transactionManager.setDataSource(dataSource());
        return transactionManager;
    }
}