springboot配置druid監控

啟動類上加上 @ServletComponentScan註解
如果 配置的多資料來源 不用預設的 配置 @SpringBootApplication(exclude=DataSourceAutoConfiguration.class)加上這個註解

application.properties 配置檔案

#服務埠設定  訪問的 埠 
server.port=9002  
#spring.datasource.useGlobalDataSourceStat=true
#MVC\u914D\u7F6E
spring.mvc.view.prefix
 
 = classpath:/templates/
spring.mvc.view.suffix = .html
datasource.secondary.type: com.alibaba.druid.pool.DruidDataSource
datasource.secondary.driver-class-name: com.microsoft.sqlserver.jdbc.SQLServerDriver
datasource.secondary.url: jdbc:sqlserver:xxx
datasource.secondary.username: xxx
datasource.secondary.password:
 
 xxx
datasource.secondary.initialSize: 5   
datasource.secondary.minIdle: 5      
datasource.secondary.maxActive: 20     
datasource.secondary.maxWait: 60000   
datasource.secondary.timeBetweenEvictionRunsMillis: 60000   
datasource.secondary.minEvictableIdleTimeMillis: 300000     
datasource.secondary.validationQuery:
 
 SELECT 1 FROM DUAL
datasource.secondary.testWhileIdle: true
datasource.secondary.testOnBorrow: false
datasource.secondary.testOnReturn: false
datasource.secondary.poolPreparedStatements: true                   
datasource.secondary.maxPoolPreparedStatementPerConnectionSize: 20   
datasource.secondary.filters: stat,wall,log4j                       
datasource.secondary.connectionProperties: druid.stat.mergeSql=true;druid.stat.slowSqlMillis=5000 



datasource.primary.type: com.alibaba.druid.pool.DruidDataSource
datasource.primary.driver-class-name: com.microsoft.sqlserver.jdbc.SQLServerDriver
datasource.primary.url: jdbc:sqlserver:xxx
datasource.primary.username: xxx
datasource.primary.password: xxx
datasource.primary.initialSize: 5   
datasource.primary.minIdle: 5      
datasource.primary.maxActive: 20     
datasource.primary.maxWait: 60000   
datasource.primary.timeBetweenEvictionRunsMillis: 60000   
datasource.primary.minEvictableIdleTimeMillis: 300000     
datasource.primary.validationQuery: SELECT 1
datasource.primary.testWhileIdle: true
datasource.primary.testOnBorrow: false
datasource.primary.testOnReturn: false
datasource.primary.poolPreparedStatements: true                   
datasource.primary.maxPoolPreparedStatementPerConnectionSize: 20   
datasource.primary.filters: stat,wall,log4j                       
datasource.primary.connectionProperties: druid.stat.mergeSql=true;druid.stat.slowSqlMillis=5000 

單資料來源配置

DruidDBConfig 類

import java.sql.SQLException;

import javax.sql.DataSource;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.annotation.Primary;

import com.alibaba.druid.pool.DruidDataSource;

@Configuration
public class DruidDBConfig {
    private Logger logger = LoggerFactory.getLogger(DruidDBConfig.class);

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

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

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

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

    @Value("${spring.datasource.initialSize}")
    private int initialSize;

    @Value("${spring.datasource.minIdle}")
    private int minIdle;

    @Value("${spring.datasource.maxActive}")
    private int maxActive;

    @Value("${spring.datasource.maxWait}")
    private int maxWait;

    @Value("${spring.datasource.timeBetweenEvictionRunsMillis}")
    private int timeBetweenEvictionRunsMillis;

    @Value("${spring.datasource.minEvictableIdleTimeMillis}")
    private int minEvictableIdleTimeMillis;

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

    @Value("${spring.datasource.testWhileIdle}")
    private boolean testWhileIdle;

    @Value("${spring.datasource.testOnBorrow}")
    private boolean testOnBorrow;

    @Value("${spring.datasource.testOnReturn}")
    private boolean testOnReturn;

    @Value("${spring.datasource.poolPreparedStatements}")
    private boolean poolPreparedStatements;

    @Value("${spring.datasource.maxPoolPreparedStatementPerConnectionSize}")
    private int maxPoolPreparedStatementPerConnectionSize;

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

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

    @Bean     //宣告其為Bean例項
    @Primary  //在同樣的DataSource中，首先使用被標註的DataSource
    public DataSource dataSource(){
        DruidDataSource datasource = new DruidDataSource();

        datasource.setUrl(this.dbUrl);
        datasource.setUsername(username);
        datasource.setPassword(password);
        datasource.setDriverClassName(driverClassName);

        //configuration
        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);
        try {
            datasource.setFilters(filters);
        } catch (SQLException e) {
            logger.error("druid configuration initialization filter", e);
        }
        datasource.setConnectionProperties(connectionProperties);

        return datasource;
    }
}

DruidStatFilter 類

import javax.servlet.annotation.WebInitParam;

import com.alibaba.druid.support.http.WebStatFilter;

@WebFilter(filterName="druidWebStatFilter",urlPatterns="/*",
    initParams={
        @WebInitParam(name="exclusions",value="*.js,*.gif,*.jpg,*.bmp,*.png,*.css,*.ico,/druid/*")//忽略資源
   }
)
public class DruidStatFilter extends WebStatFilter {

}

DruidStatViewServlet 類

@WebServlet(urlPatterns="/druid/*",
    initParams={
         @WebInitParam(name="allow",value=""),// IP白名單(沒有配置或者為空，則允許所有訪問)
        /* @WebInitParam(name="deny",value="192.168.1.73"),*/// IP黑名單 (存在共同時，deny優先於allow)
         @WebInitParam(name="loginUsername",value="admin"),// 使用者名稱
         @WebInitParam(name="loginPassword",value="123456"),// 密碼
         @WebInitParam(name="resetEnable",value="false")// 禁用HTML頁面上的“Reset All”功能
})
public class DruidStatViewServlet extends StatViewServlet {
    private static final long serialVersionUID = -2688872071445249539L;

}

多資料來源 配置

在源配置類中 配置

    @Autowired
    WallFilter wallFilter;


    @Bean(name = "wallConfig")
    WallConfig wallFilterConfig(){
        WallConfig wc = new WallConfig ();
        //允許sql批量操作
        wc.setMultiStatementAllow(true);
        wc.setNoneBaseStatementAllow(true);//允許非基本語句的其他語句
        return wc;
    }

    @Bean(name = "wallFilter")
    @DependsOn("wallConfig")
    WallFilter wallFilter(WallConfig wallConfig){
        WallFilter wfilter = new WallFilter();
        wfilter.setConfig(wallConfig);
        return wfilter;
    }


    @Bean(name = "test1DataSource")
    @ConfigurationProperties(prefix = "datasource.primary")
    @Primary
    public DataSource druidDataSource() {
        DruidDataSource datasource = new DruidDataSource();
        List<Filter> filters = new ArrayList<>();
        filters.add(wallFilter);
        datasource.setProxyFilters(filters);
        return datasource;
    }