package com.example.config;
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import com.alibaba.druid.pool.DruidDataSource;
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import com.alibaba.druid.spring.boot.autoconfigure.DruidDataSourceBuilder;
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import com.alibaba.druid.spring.boot.autoconfigure.properties.DruidStatProperties;
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import com.alibaba.druid.util.Utils;
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import com.example.datasource.DynamicDataSource;
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import com.example.enums.DataSourceType;
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import com.example.utils.SpringUtils;
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import lombok.extern.slf4j.Slf4j;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.beans.factory.annotation.Value;
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import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
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import org.springframework.boot.web.servlet.FilterRegistrationBean;
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import org.springframework.context.annotation.Bean;
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import org.springframework.context.annotation.Configuration;
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import org.springframework.context.annotation.Primary;
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import javax.servlet.*;
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import javax.sql.DataSource;
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import java.io.*;
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import java.sql.SQLException;
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import java.util.HashMap;
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import java.util.Map;
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import java.util.Properties;
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/**
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* @Company: 西安路泰科技有限公司
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* @Author: zhaowenxuan
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* @Date: 2024/7/1 10:27
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*/
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@Slf4j
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@Configuration
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public class DruidConfig {
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@Autowired
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private ConfigValue configValue;
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private DruidDataSource dataSource;
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@Bean
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public DataSource masterDataSource(DruidProperties druidProperties){
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dataSource = DruidDataSourceBuilder.create().build();
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Map<String, String> configMap = configValue.getConfigMap();
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try {
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// 获取属性值并赋值
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Properties properties = new Properties();
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// 这里是测试写法，具体的value可以通过请求参数传递过来
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properties.setProperty("druid.url","jdbc:mysql://"+configMap.get("ip")+":"+configMap.get("prot")+"/"+configMap.get("name")+"" +
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"?useUnicode=true&characterEncoding=utf8&zeroDateTimeBehavior=convertToNull&useSSL=false&serverTimezone=GMT%2B8&allowPublicKeyRetrieval=true");
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properties.setProperty("druid.username",configMap.get("username"));
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properties.setProperty("druid.password",configMap.get("password"));
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dataSource.restart(properties);
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log.info("数据库连接成功!!!");
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} catch (Exception e) {
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log.error("数据库连接失败 请联系管理员！");
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e.printStackTrace();
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}
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return druidProperties.dataSource(dataSource);
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}
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@Bean
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// @ConfigurationProperties("spring.datasource.druid.slavehis")
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// @ConditionalOnProperty(prefix = "spring.datasource.druid.slavehis", name = "enabled", havingValue = "true")
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public DataSource slaveHisDataSource(DruidProperties druidProperties) {
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DruidDataSource dataSource = DruidDataSourceBuilder.create().build();
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Map<String, String> configMap = configValue.getConfigMap();
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// 获取属性值并赋值
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Properties properties = new Properties();
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// 这里是测试写法，具体的value可以通过请求参数传递过来
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properties.setProperty("druid.enabled",configMap.get("hisenabled"));
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properties.setProperty("druid.driverClassName","com.microsoft.sqlserver.jdbc.SQLServerDriver");
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properties.setProperty("druid.url","jdbc:sqlserver://"+configMap.get("hisip")+":"+configMap.get("hisprot")+";DatabaseName="+configMap.get("hisname")+
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";&characterEncoding=utf8");
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properties.setProperty("druid.username",configMap.get("hisusername"));
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properties.setProperty("druid.password",configMap.get("hispassword"));
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try {
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dataSource.restart(properties);
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log.info("his数据库连接成功!!!");
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} catch (SQLException e) {
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log.error("his数据库连接失败!!!");
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}
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return druidProperties.dataSource(dataSource);
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}
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@Bean
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// @ConfigurationProperties("spring.datasource.druid.slavelis")
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// @ConditionalOnProperty(prefix = "spring.datasource.druid.slavelis", name = "enabled", havingValue = "true")
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public DataSource slaveDataLisSource(DruidProperties druidProperties) {
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DruidDataSource dataSource = DruidDataSourceBuilder.create().build();
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Map<String, String> configMap = configValue.getConfigMap();
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try {
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// 获取属性值并赋值
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Properties properties = new Properties();
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// 这里是测试写法，具体的value可以通过请求参数传递过来
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properties.setProperty("druid.enabled",configMap.get("lisenabled"));
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properties.setProperty("druid.url","jdbc:mysql://"+configMap.get("lisip")+":"+configMap.get("lisprot")+"/"+configMap.get("lisname")+"" +
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"?useUnicode=true&characterEncoding=utf8&zeroDateTimeBehavior=convertToNull&useSSL=false&serverTimezone=GMT%2B8");
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properties.setProperty("druid.username",configMap.get("lisusername"));
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properties.setProperty("druid.password",configMap.get("lispassword"));
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dataSource.restart(properties);
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log.info("数据库连接成功!!!");
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} catch (Exception e) {
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log.error("数据库连接失败 请联系管理员！");
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e.printStackTrace();
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}
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return druidProperties.dataSource(dataSource);
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}
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@Bean
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// @ConfigurationProperties("spring.datasource.druid.slavepacs")
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// @ConditionalOnProperty(prefix = "spring.datasource.druid.slavepacs", name = "enabled", havingValue = "true")
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public DataSource slaveDataPacsSource(DruidProperties druidProperties) {
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DruidDataSource dataSource = DruidDataSourceBuilder.create().build();
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Map<String, String> configMap = configValue.getConfigMap();
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try {
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// 获取属性值并赋值
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Properties properties = new Properties();
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// 这里是测试写法，具体的value可以通过请求参数传递过来
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properties.setProperty("druid.enabled",configMap.get("pacsenabled"));
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properties.setProperty("druid.driverClassName","oracle.jdbc.OracleDriver");
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properties.setProperty("druid.url","jdbc:oracle:thin:@//"+configMap.get("pacsip")+"/"+configMap.get("pacsname"));
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properties.setProperty("druid.username",configMap.get("pacsusername"));
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properties.setProperty("druid.password",configMap.get("pacspassword"));
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dataSource.restart(properties);
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log.info("数据库连接成功!!!");
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} catch (Exception e) {
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log.info("数据库连接失败 请联系管理员！");
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e.printStackTrace();
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}
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return druidProperties.dataSource(dataSource);
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}
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@Bean(name = "dynamicDataSource")
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@Primary
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public DynamicDataSource dataSource(DataSource masterDataSource) {
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Map<Object, Object> targetDataSources = new HashMap<>();
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targetDataSources.put(DataSourceType.MASTER.name(), masterDataSource);
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setDataSource(targetDataSources, DataSourceType.SLAVE_HIS.name(), "slaveHisDataSource");
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setDataSource(targetDataSources, DataSourceType.SLAVE_LIS.name(), "slaveDataLisSource");
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setDataSource(targetDataSources, DataSourceType.SLAVE_PACS.name(), "slaveDataPacsSource");
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return new DynamicDataSource(masterDataSource, targetDataSources);
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}
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/**
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* 设置数据源
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*
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* @param targetDataSources 备选数据源集合
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* @param sourceName 数据源名称
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* @param beanName bean名称
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*/
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public void setDataSource(Map<Object, Object> targetDataSources, String sourceName, String beanName) {
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try {
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DataSource dataSource = SpringUtils.getBean(beanName);
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targetDataSources.put(sourceName, dataSource);
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} catch (Exception e) {
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}
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}
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/**
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* 去除监控页面底部的广告
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*/
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@SuppressWarnings({"rawtypes", "unchecked"})
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@Bean
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@ConditionalOnProperty(name = "spring.datasource.druid.statViewServlet.enabled", havingValue = "true")
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public FilterRegistrationBean removeDruidFilterRegistrationBean(DruidStatProperties properties) {
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// 获取web监控页面的参数
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DruidStatProperties.StatViewServlet config = properties.getStatViewServlet();
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// 提取common.js的配置路径
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String pattern = config.getUrlPattern() != null ? config.getUrlPattern() : "/druid/*";
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String commonJsPattern = pattern.replaceAll("\\*", "js/common.js");
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final String filePath = "support/http/resources/js/common.js";
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// 创建filter进行过滤
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Filter filter = new Filter() {
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@Override
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public void init(javax.servlet.FilterConfig filterConfig) throws ServletException {
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}
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@Override
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public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain)
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throws IOException, ServletException {
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chain.doFilter(request, response);
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// 重置缓冲区，响应头不会被重置
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response.resetBuffer();
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// 获取common.js
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String text = Utils.readFromResource(filePath);
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// 正则替换banner, 除去底部的广告信息
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text = text.replaceAll("<a.*?banner\"></a><br/>", "");
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text = text.replaceAll("powered.*?shrek.wang</a>", "");
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response.getWriter().write(text);
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}
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@Override
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public void destroy() {
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}
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};
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FilterRegistrationBean registrationBean = new FilterRegistrationBean();
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registrationBean.setFilter(filter);
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registrationBean.addUrlPatterns(commonJsPattern);
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return registrationBean;
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}
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public void changeDataSource(Properties properties) throws SQLException {
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dataSource.restart(properties);
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}
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}
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