diff --git a/skywalking-webui/src/main/java/com/ai/cloud/dao/impl/UserInfoMDAO.java b/skywalking-webui/src/main/java/com/ai/cloud/dao/impl/UserInfoMDAO.java
new file mode 100644
index 000000000..006566afa
--- /dev/null
+++ b/skywalking-webui/src/main/java/com/ai/cloud/dao/impl/UserInfoMDAO.java
@@ -0,0 +1,41 @@
+package com.ai.cloud.dao.impl;
+
+import java.sql.ResultSet;
+import java.sql.SQLException;
+
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.jdbc.core.JdbcTemplate;
+import org.springframework.jdbc.core.RowCallbackHandler;
+import org.springframework.stereotype.Repository;
+
+import com.ai.cloud.dao.inter.IUserInfoMDAO;
+import com.ai.cloud.vo.mvo.UserInfoMVO;
+
+@Repository
+public class UserInfoMDAO implements IUserInfoMDAO {
+	
+	@Autowired
+	private JdbcTemplate jdbcTemplate;
+	
+	private static Logger logger = LogManager.getLogger(UserInfoMDAO.class);
+
+	@Override
+	public UserInfoMVO queryUserInfoByName(String userName) {
+		final UserInfoMVO userInfo = new UserInfoMVO();
+		String sql = "select uid,user_name,password from user_info where user_name = ? ";
+		final Object[] params = new Object[] { userName };
+		jdbcTemplate.query(sql, params, new RowCallbackHandler() {
+			@Override
+            public void processRow(ResultSet rs) throws SQLException {
+				userInfo.setUid(rs.getString("uid"));
+				userInfo.setUserName(rs.getString("user_name"));
+				userInfo.setPassword(rs.getString("password"));
+            }
+		});
+		logger.info("result : {}", userInfo);
+		return userInfo;
+	}
+
+}
diff --git a/skywalking-webui/src/main/java/com/ai/cloud/dao/inter/IUserInfoMDAO.java b/skywalking-webui/src/main/java/com/ai/cloud/dao/inter/IUserInfoMDAO.java
new file mode 100644
index 000000000..d6ff47f0e
--- /dev/null
+++ b/skywalking-webui/src/main/java/com/ai/cloud/dao/inter/IUserInfoMDAO.java
@@ -0,0 +1,9 @@
+package com.ai.cloud.dao.inter;
+
+import com.ai.cloud.vo.mvo.UserInfoMVO;
+
+public interface IUserInfoMDAO {
+	
+	public UserInfoMVO queryUserInfoByName(String userName);
+	
+}
diff --git a/skywalking-webui/src/main/java/com/ai/cloud/service/impl/UserSerImpl.java b/skywalking-webui/src/main/java/com/ai/cloud/service/impl/UserSerImpl.java
new file mode 100644
index 000000000..9388b6961
--- /dev/null
+++ b/skywalking-webui/src/main/java/com/ai/cloud/service/impl/UserSerImpl.java
@@ -0,0 +1,23 @@
+package com.ai.cloud.service.impl;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+
+import com.ai.cloud.dao.inter.IUserInfoMDAO;
+import com.ai.cloud.service.inter.IUserSer;
+import com.ai.cloud.vo.mvo.UserInfoMVO;
+
+@Service
+public class UserSerImpl implements IUserSer {
+	
+	@Autowired
+	IUserInfoMDAO userInfoMDAO;
+	
+	@Override
+	public UserInfoMVO login(UserInfoMVO userInfo){
+		String userName = userInfo.getUserName();
+		userInfo = userInfoMDAO.queryUserInfoByName(userName);
+		return userInfo;
+	}
+	
+}
diff --git a/skywalking-webui/src/main/java/com/ai/cloud/service/inter/IUserSer.java b/skywalking-webui/src/main/java/com/ai/cloud/service/inter/IUserSer.java
new file mode 100644
index 000000000..2ab14d7cb
--- /dev/null
+++ b/skywalking-webui/src/main/java/com/ai/cloud/service/inter/IUserSer.java
@@ -0,0 +1,9 @@
+package com.ai.cloud.service.inter;
+
+import com.ai.cloud.vo.mvo.UserInfoMVO;
+
+public interface IUserSer {
+	
+	public UserInfoMVO login(UserInfoMVO userInfo);
+	
+}
diff --git a/skywalking-webui/src/main/java/com/ai/cloud/util/UrlConstants.java b/skywalking-webui/src/main/java/com/ai/cloud/util/UrlConstants.java
new file mode 100644
index 000000000..b544534c0
--- /dev/null
+++ b/skywalking-webui/src/main/java/com/ai/cloud/util/UrlConstants.java
@@ -0,0 +1,8 @@
+package com.ai.cloud.util;
+
+public class UrlConstants {
+	
+	static class UserUrl{
+		
+	}
+}
diff --git a/skywalking-webui/src/main/java/com/ai/cloud/vo/mvo/UserInfoMVO.java b/skywalking-webui/src/main/java/com/ai/cloud/vo/mvo/UserInfoMVO.java
new file mode 100644
index 000000000..9b3370347
--- /dev/null
+++ b/skywalking-webui/src/main/java/com/ai/cloud/vo/mvo/UserInfoMVO.java
@@ -0,0 +1,38 @@
+package com.ai.cloud.vo.mvo;
+
+public class UserInfoMVO {
+	private String uid;
+	
+	private String userName;
+	
+	private String password;
+
+	public String getUid() {
+		return uid;
+	}
+
+	public void setUid(String uid) {
+		this.uid = uid;
+	}
+
+	public String getUserName() {
+		return userName;
+	}
+
+	public void setUserName(String userName) {
+		this.userName = userName;
+	}
+
+	public String getPassword() {
+		return password;
+	}
+
+	public void setPassword(String password) {
+		this.password = password;
+	}
+
+	@Override
+	public String toString() {
+		return "UserInfoMVO [uid=" + uid + ", userName=" + userName + ", password=" + password + "]";
+	}
+}