fix:数据备份

ruoyi-admin/src/main/java/com/ruoyi/web/controller/monitor/DruidController.java

@@ -1,11 +1,32 @@
 package com.ruoyi.web.controller.monitor;
 
+import cn.hutool.core.collection.CollUtil;
+import cn.hutool.core.date.DatePattern;
+import cn.hutool.core.date.DateUtil;
+import cn.hutool.core.io.FileUtil;
+import cn.hutool.core.util.NumberUtil;
+import cn.hutool.core.util.ZipUtil;
+import cn.hutool.system.OsInfo;
+import cn.hutool.system.SystemUtil;
+import com.ruoyi.common.config.RuoYiConfig;
+import com.ruoyi.common.core.domain.AjaxResult;
 import org.apache.shiro.authz.annotation.RequiresPermissions;
 import org.springframework.stereotype.Controller;
-import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.*;
-import org.springframework.web.bind.annotation.RequestMapping;
 import com.ruoyi.common.core.controller.BaseController;
 
+import java.io.File;
+import java.io.FileWriter;
+import java.io.IOException;
+import java.sql.Connection;
+import java.sql.DriverManager;
+import java.sql.ResultSet;
+import java.sql.Statement;
+import java.util.Comparator;
+import java.util.Date;
+import java.util.List;
+import java.util.stream.Collectors;
+
 /**
  * druid 监控
  * 
@@ -23,4 +44,34 @@ public class DruidController extends BaseController
     {
         return redirect(prefix + "/index.html");
     }
+
+
+    @GetMapping("backups")
+    @ResponseBody
+    public AjaxResult backups(@RequestParam String username,
+                              @RequestParam String password,
+                              @RequestParam String hostname,
+                              @RequestParam String port,
+                              @RequestParam String databaseName) {
+        String sqlFileName = RuoYiConfig.getDataBaseBackUp()  + ".sql";
+        File file = new File(File.separator + sqlFileName);
+        //目录生成
+        if (!file.getParentFile().exists()) {
+            file.getParentFile().mkdirs();
+        }
+        try {
+            ProcessBuilder processBuilder = new ProcessBuilder("pg_dump", "-Fp", "-f", sqlFileName,
+                    "\"host="+hostname, "port="+port, "user="+username, "password="+password, "dbname="+databaseName+"\"");
+            Process process = processBuilder.start();
+            if (process.waitFor() == 0) {
+                return AjaxResult.success("备份成功！");
+            } else {
+                return AjaxResult.error("备份失败！");
+            }
+        } catch (Exception e) {
+            e.printStackTrace();
+            return AjaxResult.error("备份失败！");
+        }
+    }
+
 }

ruoyi-common/src/main/java/com/ruoyi/common/config/RuoYiConfig.java

@@ -121,4 +121,14 @@ public class RuoYiConfig
     {
         return getProfile() + "/upload";
     }
+
+    /**
+     *
+     *  数据备份路径方法
+     * @return java.lang.String
+     */
+
+    public static String getDataBaseBackUp() {
+        return getProfile() + "/dbBackUp";
+    }
 }