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v5.0
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    v5.0

      访问管理

      本节为您介绍如何使用Connection对象的方法管理对实例和其中图集的访问,包括权限、策略和用户。

      每个示例主要展示如何使用所列方法。点击完整示例查看完整代码示例。

      权限

      showPrivilege()

      获取全部系统权限和图权限,也就是基于操作范围分类的UQL命令名称。

      参数:

      • RequestConfig(可选):配置请求。

      返回值:

      • Privilege:全部系统权限和图权限。

      // 获取全部系统权限和图权限
      
      Privilege privilege = client.showPrivilege();
      System.out.println("System privileges: " + privilege.getSystemPrivileges());
      System.out.println("Graph privileges: " + privilege.getGraphPrivileges());
      

      System privileges: [TRUNCATE, COMPACT, CREATE_GRAPH, SHOW_GRAPH, DROP_GRAPH, ALTER_GRAPH, MOUNT_GRAPH, UNMOUNT_GRAPH, TOP, KILL, STAT, SHOW_POLICY, CREATE_POLICY, DROP_POLICY, ALTER_POLICY, SHOW_USER, CREATE_USER, DROP_USER, ALTER_USER, GRANT, REVOKE, SHOW_PRIVILEGE]
      Graph privileges: [TEMPLATE, KHOP, AB, SPREAD, AUTONET, FIND, FIND_NODE, FIND_EDGE, INSERT, EXPORT, UPSERT, UPDATE, DELETE, DELETE_NODE, DELETE_EDGE, CREATE_SCHEMA, DROP_SCHEMA, ALTER_SCHEMA, SHOW_SCHEMA, CREATE_TRIGGER, DROP_TRIGGER, SHOW_TRIGGER, CREATE_BACKUP, RESTORE_BACKUP, SHOW_BACKUP, CREATE_PROPERTY, DROP_PROPERTY, ALTER_PROPERTY, SHOW_PROPERTY, CREATE_FULLTEXT, DROP_FULLTEXT, SHOW_FULLTEXT, CREATE_INDEX, DROP_INDEX, SHOW_INDEX, LTE, UFE, CLEAR_TASK, STOP_TASK, PAUSE_TASK, RESUME_TASK, SHOW_TASK, ALGO, SHOW_ALGO]
      

      策略

      showPolicy()

      获取实例上的全部策略。策略包括系统权限、图权限、属性权限和其他策略。

      参数:

      • RequestConfig(可选):配置请求。

      返回值:

      • List<Policy>:实例上的全部策略列表。

      // 获取全部策略并打印其信息
      
      List<Policy> policyList = client.showPolicy();
      for (Policy policy : policyList) {
          System.out.println("Policy '" + policy.getName() + "' include:");
          System.out.println("- System privileges: " + policy.getSystemPrivileges());
          System.out.println("- Graph privileges: " + policy.getGraphPrivileges());
          System.out.println("- Property privileges: " + policy.getPropertyPrivileges());
          System.out.println("- Policies: " + policy.getPolicies());
      }
      

      Policy 'manager' include:
      - System privileges: [DROP_POLICY, COMPACT]
      - Graph privileges: {*=[CREATE_INDEX, DROP_TRIGGER, CREATE_FULLTEXT]}
      - Property privileges: PropertyPrivilege(node=PropertyPrivilegeElement(read=[], write=[], deny=[]), edge=PropertyPrivilegeElement(read=[], write=[], deny=[]))
      - Policies: [operator]
      Policy 'operator' include:
      - System privileges: [MOUNT_GRAPH, TRUNCATE, SHOW_GRAPH]
      - Graph privileges: {miniCircle=[UPDATE, INSERT, TEMPLATE, UPSERT, AUTONET]}
      - Property privileges: PropertyPrivilege(node=PropertyPrivilegeElement(read=[], write=[PropertyPrivilegeValue(graphName=miniCircle, schemaName=account, propertyName=*)], deny=[]), edge=PropertyPrivilegeElement(read=[], write=[], deny=[]))
      - Policies: []
      

      getPolicy()

      根据名称获取实例上的策略。

      参数:

      • String:策略名称。
      • RequestConfig(可选):配置请求。

      返回值:

      • Policy:获取到的策略。

      // 获取策略operator并打印其信息
      
      Policy policy = client.getPolicy("operator");
      System.out.println("Policy '" + policy.getName() + "' include:");
      System.out.println("- System privileges: " + policy.getSystemPrivileges());
      System.out.println("- Graph privileges: " + policy.getGraphPrivileges());
      System.out.println("- Property privileges: " + policy.getPropertyPrivileges());
      System.out.println("- Policies: " + policy.getPolicies());
      

      Policy 'operator' include:
      - System privileges: [MOUNT_GRAPH, TRUNCATE, SHOW_GRAPH]
      - Graph privileges: {miniCircle=[UPDATE, INSERT, TEMPLATE, UPSERT, AUTONET]}
      - Property privileges: PropertyPrivilege(node=PropertyPrivilegeElement(read=[], write=[PropertyPrivilegeValue(graphName=miniCircle, schemaName=account, propertyName=*)], deny=[]), edge=PropertyPrivilegeElement(read=[], write=[], deny=[]))
      - Policies: []
      

      createPolicy()

      在实例中创建一个策略。

      参数:

      • Policy:待创建的策略;必须设置name字段,systemPrivileges字段、graphPrivileges字段、propertyPrivilege字段和policies字段可选。
      • RequestConfig(可选):配置请求。

      返回值:

      • Response:请求的结果。

      // 新建策略sales并获取该策略
      
      Policy policy = new Policy();
      policy.setName("sales");
      
      // 系统权限
      policy.setSystemPrivileges(Lists.newArrayList("SHOW_GRAPH","TRUNCATE"));
      
      // 图权限
      Map<String,List<String>> graphPrivileges = new HashMap<>();
      graphPrivileges.put("miniCircle", Lists.newArrayList("FIND","SPREAD","AUTONET","AB","TEMPLATE","KHOP"));
      graphPrivileges.put("lcc", Lists.newArrayList("UPDATE","INSERT","DELETE","UPSERT"));
      policy.setGraphPrivileges(graphPrivileges);
      
      // 属性权限
      PropertyPrivilege propertyPrivilege = new PropertyPrivilege();
      
      PropertyPrivilegeElement node = new PropertyPrivilegeElement();
      PropertyPrivilegeValue nodeValue1 = new PropertyPrivilegeValue();
      nodeValue1.setGraphName("miniCircle");
      nodeValue1.setSchemaName("account");
      PropertyPrivilegeValue nodeValue2 = new PropertyPrivilegeValue();
      nodeValue2.setGraphName("miniCircle");
      nodeValue2.setSchemaName("movie");
      nodeValue2.setPropertyName("name");
      PropertyPrivilegeValue nodeValue3 = new PropertyPrivilegeValue();
      nodeValue3.setGraphName("lcc");
      nodeValue3.setSchemaName("*");
      nodeValue3.setPropertyName("*");
      node.setRead(Lists.newArrayList(nodeValue1,nodeValue2));
      node.setWrite(Lists.newArrayList(nodeValue3));
      propertyPrivilege.setNode(node);
      
      PropertyPrivilegeElement edge = new PropertyPrivilegeElement();
      PropertyPrivilegeValue edgeValue1 = new PropertyPrivilegeValue();
      edgeValue1.setGraphName("*");
      PropertyPrivilegeValue edgeValue2 = new PropertyPrivilegeValue();
      edgeValue2.setGraphName("miniCircle");
      edgeValue2.setSchemaName("*");
      edgeValue2.setPropertyName("*");
      edge.setRead(Lists.newArrayList(edgeValue1));
      edge.setWrite(Lists.newArrayList(edgeValue2));
      propertyPrivilege.setEdge(edge);
      
      policy.setPropertyPrivileges(propertyPrivilege);
      
      // 策略
      policy.setPolicies(Lists.newArrayList("manager", "operator"));
      
      Response response = client.createPolicy(policy);
      System.out.println(response.getStatus().getErrorCode());
      
      Thread.sleep(3000);
      
      Policy policy1 = client.getPolicy("sales");
      System.out.println("Policy '" + policy1.getName() + "' include:");
      System.out.println("- System privileges: " + policy1.getSystemPrivileges());
      System.out.println("- Graph privileges: " + policy1.getGraphPrivileges());
      System.out.println("- Property privileges: " + policy1.getPropertyPrivileges());
      System.out.println("- Policies: " + policy1.getPolicies());
      

      SUCCESS
      Policy 'sales' include:
      - System privileges: [SHOW_GRAPH, TRUNCATE]
      - Graph privileges: {miniCircle=[FIND, SPREAD, AUTONET, AB, TEMPLATE, KHOP], lcc=[UPDATE, INSERT, DELETE, UPSERT]}
      - Property privileges: PropertyPrivilege(node=PropertyPrivilegeElement(read=[PropertyPrivilegeValue(graphName=miniCircle, schemaName=account, propertyName=*), PropertyPrivilegeValue(graphName=miniCircle, schemaName=movie, propertyName=name)], write=[PropertyPrivilegeValue(graphName=lcc, schemaName=*, propertyName=*)], deny=[]), edge=PropertyPrivilegeElement(read=[PropertyPrivilegeValue(graphName=*, schemaName=*, propertyName=*)], write=[PropertyPrivilegeValue(graphName=miniCircle, schemaName=*, propertyName=*)], deny=[]))
      - Policies: [manager, operator]
      

      alterPolicy()

      根据名称,修改实例中已有策略的系统权限、图权限、属性权限和其他策略。

      参数:

      • Policy:待修改的策略;必须设置name 字段,systemPrivileges字段、graphPrivileges字段、propertyPrivilege字段和policies字段可选。
      • RequestConfig(可选):配置请求。

      返回值:

      • Response:请求的结果。

      // 修改策略sales并获取该策略
      
      Policy policy = new Policy();
      policy.setName("sales");
      
      // 系统权限
      policy.setSystemPrivileges(Lists.newArrayList("SHOW_GRAPH"));
      
      // 图权限
      Map<String,List<String>> graphPrivileges = new HashMap<>();
      graphPrivileges.put("miniCircle", Lists.newArrayList("FIND"));
      graphPrivileges.put("lcc", Lists.newArrayList("UPDATE"));
      policy.setGraphPrivileges(graphPrivileges);
      
      // 策略
      policy.setPolicies(Lists.newArrayList("operator"));
      
      Response response = client.alterPolicy(policy);
      System.out.println(response.getStatus().getErrorCode());
      
      Thread.sleep(3000);
      
      Policy policy1 = client.getPolicy("sales");
      System.out.println("Policy '" + policy1.getName() + "' include:");
      System.out.println("- System privileges: " + policy1.getSystemPrivileges());
      System.out.println("- Graph privileges: " + policy1.getGraphPrivileges());
      System.out.println("- Property privileges: " + policy1.getPropertyPrivileges());
      System.out.println("- Policies: " + policy1.getPolicies());
      

      SUCCESS
      Policy 'sales' include:
      - System privileges: [SHOW_GRAPH]
      - Graph privileges: {miniCircle=[FIND], lcc=[UPDATE]}
      - Property privileges: PropertyPrivilege(node=PropertyPrivilegeElement(read=[PropertyPrivilegeValue(graphName=miniCircle, schemaName=account, propertyName=*), PropertyPrivilegeValue(graphName=miniCircle, schemaName=movie, propertyName=name)], write=[PropertyPrivilegeValue(graphName=lcc, schemaName=*, propertyName=*)], deny=[]), edge=PropertyPrivilegeElement(read=[PropertyPrivilegeValue(graphName=*, schemaName=*, propertyName=*)], write=[PropertyPrivilegeValue(graphName=miniCircle, schemaName=*, propertyName=*)], deny=[]))
      - Policies: [operator]
      

      dropPolicy()

      根据名称删除实例中的一个策略。

      参数:

      • String:策略名称。
      • RequestConfig(可选):配置请求。

      返回值:

      • Response:请求的结果。

      // 删除策略sales并打印错误代码
      
      Response response = client.dropPolicy("sales");
      System.out.println(response.getStatus().getErrorCode());
      

      SUCCESS
      

      用户

      showUser()

      获取实例上的全部数据库用户。

      参数:

      • RequestConfig(可选):配置请求。

      返回值:

      • List<User>:实例上的全部用户列表。

      // 获取全部用户并打印第一个返回的用户访问信息
      
      List<User> userList = client.showUser();
      System.out.println("Username: " + userList.get(0).getUsername());
      System.out.println("Created on: " + userList.get(0).getCreate());
      System.out.println("System privileges: " + userList.get(0).getSystemPrivileges());
      System.out.println("Graph privileges: " + userList.get(0).getGraphPrivileges());
      System.out.println("Property privileges: " + userList.get(0).getPropertyPrivileges());
      System.out.println("Policies: " + userList.get(0).getPolicies());
      

      Username: test006
      Created on: Fri Sep 01 14:37:56 CST 2023
      System privileges: [SHOW_PRIVILEGE, ALTER_USER, DROP_USER, CREATE_USER, SHOW_GRAPH, ALTER_GRAPH, DROP_GRAPH, COMPACT, MOUNT_GRAPH, TOP, CREATE_GRAPH, STAT, UNMOUNT_GRAPH, SHOW_POLICY, TRUNCATE, KILL, ALTER_POLICY, CREATE_POLICY, DROP_POLICY, SHOW_USER]
      Graph privileges: {miniCircle831=[SHOW_ALGO, DROP_SCHEMA, ALTER_PROPERTY, ALGO, CREATE_PROPERTY, SHOW_SCHEMA, FIND, DROP_PROPERTY, RESUME_TASK, UPDATE, EXPORT, KHOP, SHOW_INDEX, TEMPLATE, CREATE_SCHEMA, SHOW_TASK, ALTER_SCHEMA, AUTONET, SHOW_TRIGGER, LTE, CREATE_TRIGGER, UFE, DROP_TRIGGER, UPSERT, SHOW_PROPERTY, DELETE, CREATE_FULLTEXT, SPREAD, DROP_FULLTEXT, INSERT, CREATE_INDEX, DROP_INDEX, CLEAR_TASK, SHOW_FULLTEXT, STOP_TASK, AB, PAUSE_TASK]}
      Property privileges: PropertyPrivilege(node=PropertyPrivilegeElement(read=[], write=[], deny=[PropertyPrivilegeValue(graphName=*, schemaName=*, propertyName=*)]), edge=PropertyPrivilegeElement(read=[], write=[], deny=[PropertyPrivilegeValue(graphName=*, schemaName=*, propertyName=*)]))
      Policies: [operator]
      

      getUser()

      根据用户名获取实例上的数据库用户。

      参数:

      • String:用户名。
      • RequestConfig(可选):配置请求。

      返回值:

      • User:获取到的用户。

      // 获取用户test005并打印其访问信息
      
      User user = client.getUser("test005");
      System.out.println("Username: " + user.getUsername());
      System.out.println("Created on: " + user.getCreate());
      System.out.println("System privileges: " + user.getSystemPrivileges());
      System.out.println("Graph privileges: " + user.getGraphPrivileges());
      System.out.println("Property privileges: " + user.getPropertyPrivileges());
      System.out.println("Policies: " + user.getPolicies());
      

      Username: test005
      Created on: Thu Aug 31 17:15:59 CST 2023
      System privileges: [SHOW_PRIVILEGE, ALTER_USER, DROP_USER, CREATE_USER, SHOW_GRAPH, ALTER_GRAPH, DROP_GRAPH, COMPACT, MOUNT_GRAPH, TOP, CREATE_GRAPH, STAT, UNMOUNT_GRAPH, SHOW_POLICY, TRUNCATE, KILL, ALTER_POLICY, CREATE_POLICY, DROP_POLICY, SHOW_USER]
      Graph privileges: {miniCircle831=[SHOW_ALGO, DROP_SCHEMA, ALTER_PROPERTY, ALGO, CREATE_PROPERTY, SHOW_SCHEMA, FIND, DROP_PROPERTY, RESUME_TASK, UPDATE, EXPORT, KHOP, SHOW_INDEX, TEMPLATE, CREATE_SCHEMA, SHOW_TASK, ALTER_SCHEMA, AUTONET, SHOW_TRIGGER, LTE, CREATE_TRIGGER, UFE, DROP_TRIGGER, UPSERT, SHOW_PROPERTY, DELETE, CREATE_FULLTEXT, SPREAD, DROP_FULLTEXT, INSERT, CREATE_INDEX, DROP_INDEX, CLEAR_TASK, SHOW_FULLTEXT, STOP_TASK, AB, PAUSE_TASK]}
      Property privileges: PropertyPrivilege(node=PropertyPrivilegeElement(read=[], write=[], deny=[]), edge=PropertyPrivilegeElement(read=[], write=[], deny=[]))
      Policies: [operator]
      

      createUser()

      在实例上创建一个数据库用户。

      参数:

      • CreateUser:待创建的用户;必须设定username字段和password字段,systemPrivileges字段、graphPrivileges字段、propertyPrivilege字段和policies字段可选。
      • RequestConfig(可选):配置请求。

      返回值:

      • Response:请求的结果。

      // 创建用户javaUser并打印错误代码
      
      CreateUser createUser = new CreateUser();
      createUser.setUsername("javaUser");
      createUser.setPassword("@#javaUser");
      // 系统权限
      createUser.setSystemPrivileges(Lists.newArrayList(SystemPrivilege.SHOW_GRAPH, SystemPrivilege.TRUNCATE));
      // 图权限
      Map<String,List<GraphPrivilege>> graphPrivileges = new HashMap<>();
      graphPrivileges.put("miniCircle", Lists.newArrayList(GraphPrivilege.FIND, GraphPrivilege.SPREAD, GraphPrivilege.AUTONET, GraphPrivilege.AB, GraphPrivilege.TEMPLATE, GraphPrivilege.KHOP));
      graphPrivileges.put("lcc", Lists.newArrayList(GraphPrivilege.UPDATE, GraphPrivilege.INSERT, GraphPrivilege.DELETE, GraphPrivilege.UPSERT));
      createUser.setGraphPrivileges(graphPrivileges);
      // 属性权限
      PropertyPrivilege propertyPrivilege = new PropertyPrivilege();
      PropertyPrivilegeElement node = new PropertyPrivilegeElement();
      PropertyPrivilegeValue nodeValue1 = new PropertyPrivilegeValue();
      nodeValue1.setGraphName("miniCircle");
      nodeValue1.setSchemaName("account");
      PropertyPrivilegeValue nodeValue2 = new PropertyPrivilegeValue();
      nodeValue2.setGraphName("miniCircle");
      nodeValue2.setSchemaName("movie");
      nodeValue2.setPropertyName("name");
      PropertyPrivilegeValue nodeValue3 = new PropertyPrivilegeValue();
      nodeValue3.setGraphName("lcc");
      nodeValue3.setSchemaName("*");
      nodeValue3.setPropertyName("*");
      node.setRead(Lists.newArrayList(nodeValue1,nodeValue2));
      node.setWrite(Lists.newArrayList(nodeValue3));
      propertyPrivilege.setNode(node);
      PropertyPrivilegeElement edge = new PropertyPrivilegeElement();
      PropertyPrivilegeValue edgeValue1 = new PropertyPrivilegeValue();
      edgeValue1.setGraphName("*");
      PropertyPrivilegeValue edgeValue2 = new PropertyPrivilegeValue();
      edgeValue2.setGraphName("miniCircle");
      edgeValue2.setSchemaName("*");
      edgeValue2.setPropertyName("*");
      edge.setRead(Lists.newArrayList(edgeValue1));
      edge.setWrite(Lists.newArrayList(edgeValue2));
      propertyPrivilege.setEdge(edge);
      createUser.setPropertyPrivileges(propertyPrivilege);
      // 策略
      createUser.setPolicies(Lists.newArrayList("manager"));
      
      Response response = client.createUser(createUser);
      System.out.println(response.getStatus().getErrorCode());
      

      SUCCESS
      

      alterUser()

      根据用户名,修改实例中已有数据库用户的密码、系统权限、图权限、属性权限和策略。

      参数:

      • AlterUser:待修改的用户;必须设定username字段和password字段,systemPrivileges字段、graphPrivileges字段、propertyPrivilege字段和policies字段可选。
      • RequestConfig(可选):配置请求。

      返回值:

      • Response:请求的结果。

      // 修改用户javaUser并打印错误代码
      
      AlterUser alterUser = new AlterUser();
      alterUser.setUsername("javaUser");
      alterUser.setPassword("!!@#javaUser");
      // 系统权限
      alterUser.setSystemPrivileges(Lists.newArrayList(SystemPrivilege.SHOW_GRAPH));
      // 图权限
      Map<String,List<GraphPrivilege>> graphPrivileges = new HashMap<>();
      graphPrivileges.put("miniCircle", Lists.newArrayList(GraphPrivilege.FIND));
      graphPrivileges.put("lcc", Lists.newArrayList(GraphPrivilege.UPDATE));
      alterUser.setGraphPrivileges(graphPrivileges);
      // 策略
      alterUser.setPolicies(Lists.newArrayList("operator"));
      
      Response response = client.alterUser(alterUser);
      System.out.println(response.getStatus().getErrorCode());
      

      SUCCESS
      

      dropUser()

      根据用户名从实例中删除数据库用户。

      参数:

      • String:用户名。
      • RequestConfig(可选):配置请求。

      返回值:

      • Response:请求的结果。

      // 删除用户javaUser并打印错误代码
      
      Response response = client.dropUser("javaUser");
      System.out.println(response.getStatus().getErrorCode());
      

      SUCCESS
      

      grantPolicy()

      为实例中的数据库用户授予系统权限、图权限、属性权限和策略。

      参数:

      • String:用户名。
      • Map<String,List<GraphPrivilege>>:待授予的图权限;设定为null可跳过图权限授予。
      • List<SystemPrivilege>:待授予的系统权限;设定为null可跳过系统权限授予。
      • PropertyPrivilege:待授予的属性权限;设定为null可跳过属性权限授予。
      • List<String>:待授予的策略;设定为null可跳过策略授予。
      • RequestConfig(可选):配置请求。

      返回值:

      • Response:请求的结果。

      // 图权限
      Map<String,List<GraphPrivilege>> graphPrivileges = new HashMap<>();
      graphPrivileges.put("miniCircle", Lists.newArrayList(GraphPrivilege.FIND,GraphPrivilege.SPREAD,GraphPrivilege.AUTONET,GraphPrivilege.AB,GraphPrivilege.TEMPLATE,GraphPrivilege.KHOP));
      graphPrivileges.put("default", Lists.newArrayList(GraphPrivilege.UPDATE,GraphPrivilege.INSERT,GraphPrivilege.DELETE,GraphPrivilege.UPSERT));
      
      // 系统权限
      List<SystemPrivilege> systemPrivileges = Lists.newArrayList(SystemPrivilege.SHOW_GRAPH,SystemPrivilege.TRUNCATE);
      
      // 属性权限
      PropertyPrivilege propertyPrivilege = new PropertyPrivilege();
      PropertyPrivilegeElement node = new PropertyPrivilegeElement();
      PropertyPrivilegeValue nodeValue1 = new PropertyPrivilegeValue();
      nodeValue1.setGraphName("miniCircle");
      nodeValue1.setSchemaName("account");
      PropertyPrivilegeValue nodeValue2 = new PropertyPrivilegeValue();
      nodeValue2.setGraphName("miniCircle");
      nodeValue2.setSchemaName("movie");
      nodeValue2.setPropertyName("name");
      PropertyPrivilegeValue nodeValue3 = new PropertyPrivilegeValue();
      nodeValue3.setGraphName("default");
      nodeValue3.setSchemaName("*");
      nodeValue3.setPropertyName("*");
      node.setRead(Lists.newArrayList(nodeValue1, nodeValue2));
      node.setWrite(Lists.newArrayList(nodeValue3));
      propertyPrivilege.setNode(node);
      PropertyPrivilegeElement edge = new PropertyPrivilegeElement();
      PropertyPrivilegeValue edgeValue1 = new PropertyPrivilegeValue();
      edgeValue1.setGraphName("*");
      PropertyPrivilegeValue edgeValue2 = new PropertyPrivilegeValue();
      edgeValue2.setGraphName("miniCircle");
      edgeValue2.setSchemaName("*");
      edgeValue2.setPropertyName("*");
      edge.setRead(Lists.newArrayList(edgeValue1));
      edge.setWrite(Lists.newArrayList(edgeValue2));
      propertyPrivilege.setEdge(edge);
      
      // 策略
      List<String> policyList = Arrays.asList("operator", "manager");
      
      Response response1 = client.grantPolicy("johndoe", graphPrivileges,null,null,null);
      System.out.println(response1.getStatus().getErrorCode());
      
      Response response2 = client.grantPolicy("Tester", null,systemPrivileges,propertyPrivilege,policyList);
      System.out.println(response2.getStatus().getErrorCode());
      

      SUCCESS
      SUCCESS
      

      revokePolicy()

      撤销实例中的数据库用户的系统权限、图权限、属性权限和策略。

      参数:

      • String:用户名。
      • Map<String,List<GraphPrivilege>>:待撤销的图权限;设定为null可跳过图权限撤销。
      • List<SystemPrivilege>:待撤销的系统权限;设定为null可跳过系统权限撤销。
      • PropertyPrivilege:待撤销的属性权限;设定为null可跳过属性权限撤销。
      • List<String>:待撤销的策略;设定为null可跳过策略撤销。
      • RequestConfig(可选):配置请求。

      返回值:

      • Response:请求的结果。

      // 图权限
      Map<String,List<GraphPrivilege>> graphPrivileges = new HashMap<>();
      graphPrivileges.put("miniCircle", Lists.newArrayList(GraphPrivilege.FIND,GraphPrivilege.SPREAD,GraphPrivilege.AUTONET,GraphPrivilege.AB,GraphPrivilege.TEMPLATE,GraphPrivilege.KHOP));
      graphPrivileges.put("default", Lists.newArrayList(GraphPrivilege.UPDATE,GraphPrivilege.INSERT,GraphPrivilege.DELETE,GraphPrivilege.UPSERT));
      
      // 系统权限
      List<SystemPrivilege> systemPrivileges = Lists.newArrayList(SystemPrivilege.SHOW_GRAPH,SystemPrivilege.TRUNCATE);
      
      // 属性权限
      PropertyPrivilege propertyPrivilege = new PropertyPrivilege();
      PropertyPrivilegeElement node = new PropertyPrivilegeElement();
      PropertyPrivilegeValue nodeValue1 = new PropertyPrivilegeValue();
      nodeValue1.setGraphName("miniCircle");
      nodeValue1.setSchemaName("account");
      PropertyPrivilegeValue nodeValue2 = new PropertyPrivilegeValue();
      nodeValue2.setGraphName("miniCircle");
      nodeValue2.setSchemaName("movie");
      nodeValue2.setPropertyName("name");
      PropertyPrivilegeValue nodeValue3 = new PropertyPrivilegeValue();
      nodeValue3.setGraphName("default");
      nodeValue3.setSchemaName("*");
      nodeValue3.setPropertyName("*");
      node.setRead(Lists.newArrayList(nodeValue1, nodeValue2));
      node.setWrite(Lists.newArrayList(nodeValue3));
      propertyPrivilege.setNode(node);
      PropertyPrivilegeElement edge = new PropertyPrivilegeElement();
      PropertyPrivilegeValue edgeValue1 = new PropertyPrivilegeValue();
      edgeValue1.setGraphName("*");
      PropertyPrivilegeValue edgeValue2 = new PropertyPrivilegeValue();
      edgeValue2.setGraphName("miniCircle");
      edgeValue2.setSchemaName("*");
      edgeValue2.setPropertyName("*");
      edge.setRead(Lists.newArrayList(edgeValue1));
      edge.setWrite(Lists.newArrayList(edgeValue2));
      propertyPrivilege.setEdge(edge);
      
      // 策略
      List<String> policyList = Arrays.asList("operator", "manager");
      
      Response response1 = client.revokePolicy("johndoe", graphPrivileges,null,null,null);
      System.out.println(response1.getStatus().getErrorCode());
      
      Response response2 = client.revokePolicy("Tester", null,systemPrivileges,propertyPrivilege,policyList);
      System.out.println(response2.getStatus().getErrorCode());
      

      SUCCESS
      SUCCESS
      

      完整示例

      package com.ultipa.www.sdk.api;
      
      import com.ultipa.sdk.connect.Connection;
      import com.ultipa.sdk.connect.conf.RequestConfig;
      import com.ultipa.sdk.connect.conf.UltipaConfiguration;
      import com.ultipa.sdk.connect.driver.UltipaClientDriver;
      import com.ultipa.sdk.operate.entity.*;
      import java.util.*;
      
      public class Main {
          public static void main(String[] args) {
              // 设置连接
              UltipaConfiguration myConfig = UltipaConfiguration.config()
                  // URI示例: .hosts("mqj4zouys.us-east-1.cloud.ultipa.com:60010")
                  .hosts("192.168.1.85:60611,192.168.1.87:60611,192.168.1.88:60611")
                  .username("<username>")
                  .password("<password>");
      
              UltipaClientDriver driver = null;
              try {
                  // 建立与数据库的连接
                  driver = new UltipaClientDriver(myConfig);
                  Connection client = driver.getConnection();
      
                  Thread.sleep(3000);
                
                  // 配置请求
                  RequestConfig requestConfig = new RequestConfig();
                  requestConfig.setUseMaster(true);
      
                  // 获取全部策略并打印其信息
      
                  List<Policy> policyList = client.showPolicy(requestConfig);
                  for (Policy policy : policyList) {
                      System.out.println("Policy '" + policy.getName() + "' include:");
                      System.out.println("- System privileges: " + policy.getSystemPrivileges());
                      System.out.println("- Graph privileges: " + policy.getGraphPrivileges());
                      System.out.println("- Property privileges: " + policy.getPropertyPrivileges());
                      System.out.println("- Policies: " + policy.getPolicies());
                  }                      
              } catch (InterruptedException e) {
                  throw new RuntimeException(e);
              } finally {
                  if (driver != null) {
                      driver.close();
                  }
              }
          }
      }
      
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