基于Jasypt对SpringBoot配置文件加密

<dependency>
  <groupId>com.github.ulisesbocchio</groupId>
  <artifactId>jasypt-spring-boot-starter</artifactId>
  <version>2.0.0</version>
</dependency>

  public static void main(String[] args) {
    BasicTextEncryptor textEncryptor = new BasicTextEncryptor();
    //加密所需的salt(盐)
    textEncryptor.setPassword("G0CvDz7oJn6");
    //要加密的数据（数据库的用户名或密码）
    String username = textEncryptor.encrypt("root");
    String password = textEncryptor.encrypt("root123");
    System.out.println("username:"+username);
    System.out.println("password:"+password);
  }

username:i8QgEN4uOy2E1rHzrpSTYA==
password:6eaMh/RX5oXUVca9ignvtg==

java -cp jasypt-1.9.2.jar org.jasypt.intf.cli.JasyptPBEStringEncryptionCLI password=G0CvDz7oJn6 algorithm=PBEWithMD5AndDES input=root

----ENVIRONMENT-----------------
Runtime: Oracle Corporation Java HotSpot(TM) 64-Bit Server VM 25.171-b11

----ARGUMENTS-------------------
input: root
algorithm: PBEWithMD5AndDES
password: G0CvDz7oJn6

----OUTPUT----------------------
Gvkoz+sbFWiRe3ECtizV1A==

# 加密所需的salt(盐)
jasypt.encryptor.password=G0CvDz7oJn6
# 默认加密方式PBEWithMD5AndDES,可以更改为PBEWithMD5AndTripleDES
# jasypt.encryptor.algorithm=PBEWithMD5AndDES
spring.datasource.username=ENC(6eaMh/RX5oXUVca9ignvtg==)
spring.datasource.password=ENC(6eaMh/RX5oXUVca9ignvtg==)

public BasicTextEncryptor() {
  super();
  this.encryptor = new StandardPBEStringEncryptor();
  this.encryptor.setAlgorithm("PBEWithMD5AndDES");
}

public StrongTextEncryptor() {
  super();
  this.encryptor = new StandardPBEStringEncryptor();
  this.encryptor.setAlgorithm("PBEWithMD5AndTripleDES");
}

java -jar -Djasypt.encryptor.password=G0CvDz7oJn6 xxx.jar

vim /etc/profile

export JASYPT_PASSWORD = G0CvDz7oJn6

source /etc/profile

java -jar -Djasypt.encryptor.password=${JASYPT_PASSWORD} xxx.jar