diff --git a/pom.xml b/pom.xml
index 225a8dc..efba1a6 100644
--- a/pom.xml
+++ b/pom.xml
@@ -16,7 +16,7 @@
     <properties>
         <java.version>1.8</java.version>
         <spring-mybatis.version>2.1.4</spring-mybatis.version>
-        <mysql.version>8.0.22</mysql.version>
+        <mysql.version>8.0.27</mysql.version>
         <druid.version>1.1.9</druid.version>
     </properties>
     <dependencies>
diff --git a/src/main/resources/application-dev.yml b/src/main/resources/application-dev.yml
index 856a2d5..fbfab6f 100644
--- a/src/main/resources/application-dev.yml
+++ b/src/main/resources/application-dev.yml
@@ -27,7 +27,7 @@ spring:
       max-request-size: 1GB
   datasource:
     druid:
-      url: jdbc:mysql://192.168.0.103:3306/db_smart_city_usercenter?useUnicode=true&characterEncoding=utf8&characterSetResults=utf8&autoReconnect=true&failOverReadOnly=false&useSSL=false&serverTimezone=UTC&nullCatalogMeansCurrent=true
+      url: jdbc:mysql://192.168.0.151:3306/db_smart_city_usercenter?useUnicode=true&characterEncoding=utf8&characterSetResults=utf8&autoReconnect=true&failOverReadOnly=false&useSSL=false&serverTimezone=UTC&nullCatalogMeansCurrent=true
       db-type: mysql
       driver-class-name: com.mysql.cj.jdbc.Driver
       username: root
diff --git a/src/main/resources/static/assets/layuiadmin/modules/common.js b/src/main/resources/static/assets/layuiadmin/modules/common.js
index e9aebb0..2aace98 100644
--- a/src/main/resources/static/assets/layuiadmin/modules/common.js
+++ b/src/main/resources/static/assets/layuiadmin/modules/common.js
@@ -240,6 +240,23 @@ layui.define(function (exports) {
         return exportColumns;
     }
 
+    function getImgBase64(url, callback) {
+        var Img = new Image(),
+            dataURL = '';
+        Img.src = url + '?v=' + Math.random();
+        Img.setAttribute('crossOrigin', 'Anonymous');
+        Img.onload = function() {
+            var canvas = document.createElement('canvas'),
+                width = Img.width,
+                height = Img.height;
+            canvas.width = width;
+            canvas.height = height;
+            canvas.getContext('2d').drawImage(Img, 0, 0, width, height);
+            dataURL = canvas.toDataURL('image/jpeg');
+            return callback ? callback(dataURL) : null;
+        };
+    }
+
     //对外暴露的接口
     exports('common', {
         refreshTree: refreshTree,
@@ -248,6 +265,7 @@ layui.define(function (exports) {
         formatDate: formatDate,
         getBrowserType: getBrowserType,
         getIEBrowserVersion: getIEBrowserVersion,
-        listTableExportColumns: listTableExportColumns
+        listTableExportColumns: listTableExportColumns,
+        getImgBase64: getImgBase64
     });
 });
\ No newline at end of file