spring boot+jpa+druid 多数据源+多数据源的密码加密

spring boot和jpa整合，使用druid作为连接池，在单数据源时加密比较容易，但是多数据源时加密遇到问题，搜索了几个博文
https://blog.csdn.net/ooobama/article/details/80752223
文中给到了解决方案，就是手动解密。
该博文已经明确了解决方案，这里不在重复，但是博文没有说清楚多数据源的配置和配置文件的详情，我这里把我跑成功的贴一下。

package com.***;import com.alibaba.druid.pool.DruidDataSource;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.boot.context.properties.ConfigurationProperties;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.annotation.Primary;import javax.sql.DataSource;/*** Created by chenglong on 2018-12-26 13:58*/
@Configuration
public class DataSourceConfig {private static final Logger logger = LoggerFactory.getLogger(DataSourceConfig.class);@Value("${spring.datasource.primary.jdbc-url}")private String dbUrl;@Value("${spring.datasource.primary.username}")private String username;@Value("${spring.datasource.primary.password}")private String password;@Value("${spring.datasource.primary.driver-class-name}")private String driverClassName;@Value("${spring.datasource.secondary.jdbc-url}")private String dbUrl2;@Value("${spring.datasource.secondary.username}")private String username2;@Value("${spring.datasource.secondary.password}")private String password2;@Value("${spring.datasource.secondary.driver-class-name}")private String driverClassName2;@Value("${spring.datasource.primary.type}")private String dbType;@Value("${spring.druid.initial-size}")private int initialSize;@Value("${spring.druid.min-idle}")private int minIdle;@Value("${spring.druid.max-active}")private int maxActive;@Value("${spring.druid.max-wait}")private int maxWait;@Value("${spring.druid.time-between-eviction-runs-millis}")private int timeBetweenEvictionRunsMillis;@Value("${spring.druid.min-evictable-idle-time-millis}")private int minEvictableIdleTimeMillis;@Value("${spring.druid.validation-query}")private String validationQuery;@Value("${spring.druid.test-while-idle}")private boolean testWhileIdle;@Value("${spring.druid.test-on-borrow}")private boolean testOnBorrow;@Value("${spring.druid.test-on-return}")private boolean testOnReturn;@Value("${spring.druid.pool-prepared-statements}")private boolean poolPreparedStatements;@Value("${spring.druid.max-pool-prepared-statement-per-connection-size}")private int maxPoolPreparedStatementPerConnectionSize;@Value("${spring.datasource.primary.connection-properties}")private String connectionProperties;@Value("${spring.datasource.secondary.connection-properties}")private String connectionProperties2;@Value("${spring.druid.password-callback}")private String passwordCallbackClassName;@Bean(name = "primaryDataSource")@Primary@ConfigurationProperties(prefix="spring.datasource.primary")public DataSource primaryDataSource() {DruidDataSource datasource = new DruidDataSource();datasource.setUrl(dbUrl);datasource.setUsername(username);datasource.setPassword(password);datasource.setDriverClassName(driverClassName);datasource.setInitialSize(initialSize);datasource.setMinIdle(minIdle);datasource.setMaxActive(maxActive);datasource.setMaxWait(maxWait);datasource.setTimeBetweenEvictionRunsMillis(timeBetweenEvictionRunsMillis);datasource.setMinEvictableIdleTimeMillis(minEvictableIdleTimeMillis);datasource.setValidationQuery(validationQuery);datasource.setTestWhileIdle(testWhileIdle);datasource.setTestOnBorrow(testOnBorrow);datasource.setTestOnReturn(testOnReturn);datasource.setPoolPreparedStatements(poolPreparedStatements);datasource.setMaxPoolPreparedStatementPerConnectionSize(maxPoolPreparedStatementPerConnectionSize);datasource.setConnectionProperties(connectionProperties);datasource.setDbType(dbType);try {datasource.setPasswordCallbackClassName(passwordCallbackClassName);} catch (Exception e) {logger.error("druid configuration initialization passwordCallbackClassName", e);}return datasource;}@Bean(name = "secondaryDataSource")@ConfigurationProperties(prefix="spring.datasource.secondary")public DataSource secondaryDataSource() {DruidDataSource datasource = new DruidDataSource();datasource.setUrl(dbUrl2);datasource.setUsername(username2);datasource.setPassword(password2);datasource.setDriverClassName(driverClassName2);datasource.setInitialSize(initialSize);datasource.setMinIdle(minIdle);datasource.setMaxActive(maxActive);datasource.setMaxWait(maxWait);datasource.setTimeBetweenEvictionRunsMillis(timeBetweenEvictionRunsMillis);datasource.setMinEvictableIdleTimeMillis(minEvictableIdleTimeMillis);datasource.setValidationQuery(validationQuery);datasource.setTestWhileIdle(testWhileIdle);datasource.setTestOnBorrow(testOnBorrow);datasource.setTestOnReturn(testOnReturn);datasource.setPoolPreparedStatements(poolPreparedStatements);datasource.setMaxPoolPreparedStatementPerConnectionSize(maxPoolPreparedStatementPerConnectionSize);datasource.setDbType(dbType);datasource.setConnectionProperties(connectionProperties);try {datasource.setPasswordCallbackClassName(passwordCallbackClassName);} catch (Exception e) {logger.error("druid configuration initialization passwordCallbackClassName", e);}return datasource;}
}

application.yml配置文件

spring:datasource:#本地数据库primary:driver-class-name: com.mysql.jdbc.Drivertype: com.alibaba.druid.pool.DruidDataSourcejdbc-url: jdbc:mysql://***/***?characterEncoding=utf8&useSSL=falseusername: ***password: G0jxH***auCnXwjsEHZX4ueA41C4KA==# 配置 connection-properties，启用加密，配置公钥。connection-properties: config.decrypt=true;publickey=${spring.datasource.primary.publickey};password=${spring.datasource.primary.password}# 公钥publickey: MFwwDQYJ***RxcJ1Ch77tBggspntMwQgTyVRgMU/Z2NAMBN0wM1x1Ux+T/Pqxsu9ra++GgbM910CAwEAAQ==#外部数据库secondary:driver-class-name: com.mysql.jdbc.Driverjdbc-url: jdbc:mysql://***/***?characterEncoding=utf8&useSSL=falseusername: ***password: VJa9HBxSKFKM6z3cUg+GmD***7xCHrBx+IHKtb3DQpZRMHism6NBRLMP99nfu/A==type: com.alibaba.druid.pool.DruidDataSource# 配置 connection-properties，启用加密，配置公钥。connection-properties: config.decrypt=true;publickey=${spring.datasource.secondary.publickey};password=${spring.datasource.secondary.password}# 公钥publickey: MFwwDQYJKo******WbG2nyHEqv5Txpegdu6B9e6VuvTU6Qy8fE0C***+95oHED028CAwEAAQ==druid:initial-size: 2max-active: 15min-idle: 2max-wait: 1234pool-prepared-statements: truemax-pool-prepared-statement-per-connection-size: 5validation-query: select 1 from dualvalidation-query-timeout: 1test-on-borrow: truetest-on-return: truetest-while-idle: truetime-between-eviction-runs-millis: 10000min-evictable-idle-time-millis: 30001async-close-connection-enable: truefilter:stat:db-type: h2log-slow-sql: trueslow-sql-millis: 2000# 启动ConfigFilterconfig:enabled: truepassword-callback: com.***.data.common.utils.DbPasswordCallbackjpa:database: MYSQLshow-sql: truehibernate:ddl-auto: updatenaming:implicit-strategy: org.springframework.boot.orm.jpa.hibernate.SpringImplicitNamingStrategyproperties:hibernate:dialect: org.hibernate.dialect.MySQL5Dialect

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