当数据库连接池使用druid 时,我们进行一些简单的配置就能查看到sql监控,web监控,url监控等等。
以springboot为例,配置如下
import com.alibaba.druid.support.http.StatViewServlet; import com.alibaba.druid.support.http.WebStatFilter; import org.mybatis.spring.SqlSessionFactoryBean; import org.springframework.beans.factory.annotation.Qualifier; import org.springframework.boot.autoconfigure.jdbc.DataSourceBuilder; import org.springframework.boot.context.properties.ConfigurationProperties; import org.springframework.boot.web.servlet.FilterRegistrationBean; import org.springframework.boot.web.servlet.ServletRegistrationBean; import org.springframework.context.annotation.Bean; import org.springframework.context.annotation.Configuration; import org.springframework.context.annotation.Primary; import org.springframework.core.io.support.PathMatchingResourcePatternResolver; import org.springframework.dao.annotation.PersistenceExceptionTranslationPostProcessor; import javax.sql.DataSource; /** * springboot继承 druid监控 */ @Configuration public class DruidConfiguration { @Bean public ServletRegistrationBean statViewServlet() { ServletRegistrationBean servletRegistrationBean = new ServletRegistrationBean(new StatViewServlet(), "/druid/*"); //白名单: servletRegistrationBean.addInitParameter("allow", "127.0.0.1"); //IP黑名单 (存在共同时,deny优先于allow) : 如果满足deny的即提示:Sorry, you are not permitted to view this page. servletRegistrationBean.addInitParameter("deny", "192.168.1.100"); //登录查看信息的账号密码. servletRegistrationBean.addInitParameter("loginUsername", "druid"); servletRegistrationBean.addInitParameter("loginPassword", "12345678"); //是否能够重置数据. servletRegistrationBean.addInitParameter("resetEnable", "false"); return servletRegistrationBean; } @Bean public FilterRegistrationBean statFilter() { FilterRegistrationBean filterRegistrationBean = new FilterRegistrationBean(new WebStatFilter()); //添加过滤规则. filterRegistrationBean.addUrlPatterns("/*"); //添加不需要忽略的格式信息. filterRegistrationBean.addInitParameter("exclusions", "*.js,*.gif,*.jpg,*.png,*.css,*.ico,/druid/*"); return filterRegistrationBean; } @Bean PersistenceExceptionTranslationPostProcessor persistenceExceptionTranslationPostProcessor() { return new PersistenceExceptionTranslationPostProcessor(); } //配置数据库的基本链接信息 @Bean(name = "dataSource") @Primary @ConfigurationProperties(prefix = "spring.datasource") //可以在application.properties中直接导入 public DataSource dataSource() { return DataSourceBuilder.create().type(com.alibaba.druid.pool.DruidDataSource.class).build(); } @Bean public SqlSessionFactoryBean sqlSessionFactory(@Qualifier("dataSource") DataSource dataSource) throws Exception { SqlSessionFactoryBean bean = new SqlSessionFactoryBean(); bean.setDataSource(dataSource); PathMatchingResourcePatternResolver resolver = new PathMatchingResourcePatternResolver(); bean.setMapperLocations(resolver.getResources("classpath:/mappers/*.xml")); return bean; } }
配置完成之后,我们就可以访问url进行登录并查看