Add multi-node auth information sharing function

hugegraph-api/pom.xml

@@ -87,6 +87,52 @@
             <artifactId>grizzly-http-servlet</artifactId>
             <version>2.4.4</version>
         </dependency>
+
+        <!-- sofa rpc -->
+        <dependency>
+            <groupId>com.lmax</groupId>
+            <artifactId>disruptor</artifactId>
+            <version>3.3.7</version>
+        </dependency>
+        <dependency>
+            <groupId>com.alipay.sofa</groupId>
+            <artifactId>sofa-rpc-all</artifactId>
+            <version>5.7.6</version>
+            <exclusions>
+                <exclusion>
+                    <groupId>io.netty</groupId>
+                    <artifactId>netty-all</artifactId>
+                </exclusion>
+                <exclusion>
+                    <groupId>org.jboss.resteasy</groupId>
+                    <artifactId>resteasy-client</artifactId>
+                </exclusion>
+                <exclusion>
+                    <groupId>com.alipay.sofa</groupId>
+                    <artifactId>bolt</artifactId>
+                </exclusion>
+                <exclusion>
+                    <groupId>org.apache.httpcomponents</groupId>
+                    <artifactId>httpcore</artifactId>
+                </exclusion>
+                <exclusion>
+                    <groupId>org.apache.httpcomponents</groupId>
+                    <artifactId>httpmime</artifactId>
+                </exclusion>
+                <exclusion>
+                    <groupId>com.alipay.sofa.common</groupId>
+                    <artifactId>sofa-common-tools</artifactId>
+                </exclusion>
+                <exclusion>
+                    <groupId>org.jboss.logging</groupId>
+                    <artifactId>jboss-logging</artifactId>
+                </exclusion>
+                <exclusion>
+                    <groupId>com.alipay.sofa</groupId>
+                    <artifactId>hessian</artifactId>
+                </exclusion>
+            </exclusions>
+        </dependency>
     </dependencies>
 
     <build>

hugegraph-api/src/main/java/com/baidu/hugegraph/auth/HugeGraphAuthProxy.java

@@ -100,8 +100,8 @@ public final class HugeGraphAuthProxy implements HugeGraph {
     private static final Logger LOG = Log.logger(HugeGraphAuthProxy.class);
 
     private final HugeGraph hugegraph;
-    private final TaskScheduler taskScheduler;
-    private final UserManager userManager;
+    private final TaskSchedulerProxy taskScheduler;
+    private final UserManagerProxy userManager;
 
     public HugeGraphAuthProxy(HugeGraph hugegraph) {
         LOG.info("Wrap graph '{}' with HugeGraphAuthProxy", hugegraph.name());
@@ -652,6 +652,12 @@ public UserManager userManager() {
         return this.userManager;
     }
 
+    @Override
+    public void swichUserManager(UserManager userManager) {
+        this.verifyAdminPermission();
+        this.userManager.swichUserManager(userManager);
+    }
+
     @Override
     public RaftGroupManager raftGroupManager(String group) {
         this.verifyAdminPermission();
@@ -1044,7 +1050,7 @@ private boolean hasTaskPermission(HugeTask<?> task) {
 
     class UserManagerProxy implements UserManager {
 
-        private final UserManager userManager;
+        private UserManager userManager;
 
         public UserManagerProxy(UserManager origin) {
             this.userManager = origin;
@@ -1345,6 +1351,11 @@ public RolePermission loginUser(String username, String password) {
                 setContext(context);
             }
         }
+
+        private void swichUserManager(UserManager userManager) {
+            this.userManager = userManager;
+            hugegraph.swichUserManager(userManager);
+        }
     }
 
     class VariablesProxy implements Variables {

hugegraph-api/src/main/java/com/baidu/hugegraph/auth/StandardAuthenticator.java

@@ -24,11 +24,13 @@
 import java.util.Scanner;
 
 import org.apache.commons.lang.NotImplementedException;
+import org.apache.commons.lang.StringUtils;
 import org.apache.tinkerpop.gremlin.structure.util.GraphFactory;
 
 import com.baidu.hugegraph.HugeGraph;
 import com.baidu.hugegraph.config.HugeConfig;
 import com.baidu.hugegraph.config.ServerOptions;
+import com.baidu.hugegraph.rpc.RpcClientProvider;
 import com.baidu.hugegraph.util.E;
 import com.baidu.hugegraph.util.StringEncoding;
 
@@ -78,6 +80,12 @@ public void setup(HugeConfig config) {
         E.checkArgument(graphPath != null,
                         "Invalid graph name '%s'", graphName);
         this.graph = (HugeGraph) GraphFactory.open(graphPath);
+
+        String remoteUrl = config.get(ServerOptions.AUTH_REMOTE_URL);
+        if (StringUtils.isNotEmpty(remoteUrl)) {
+            RpcClientProvider provider = new RpcClientProvider(config);
+            this.graph.swichUserManager(provider.userManager());
+        }
     }
 
     /**

hugegraph-api/src/main/java/com/baidu/hugegraph/config/ServerOptions.java

@@ -222,6 +222,115 @@ public static synchronized ServerOptions instance() {
                     "hugegraph:9fd95c9c-711b-415b-b85f-d4df46ba5c31"
             );
 
+    public static final ConfigOption<String> AUTH_REMOTE_URL =
+            new ConfigOption<>(
+                    "auth.remote_url",
+                    "If the address is empty, it provide auth service, " +
+                    "otherwise it is auth client and also provide auth service " +
+                    "through rpc forwarding. The remote url can be set to " +
+                    "multiple addresses, which are linked by ','.",
+                    null,
+                    ""
+            );
+
+    public static final ConfigOption<Integer> RPC_SERVER_PORT =
+            new ConfigOption<>(
+                    "rpc.server_port",
+                    "The port bound by rpc server to provide services.",
+                    rangeInt(1, Integer.MAX_VALUE),
+                    8099
+            );
+
+    public static final ConfigOption<String> RPC_SERVER_HOST =
+            new ConfigOption<>(
+                    "rpc.server_host",
+                    "The hosts/ips bound by rpc server to provide " +
+                    "services.",
+                    disallowEmpty(),
+                    "127.0.0.1"
+            );
+
+    public static final ConfigOption<Integer> RPC_SERVER_TIMEOUT =
+            new ConfigOption<>(
+                    "rpc.server_timeout",
+                    "The timeout(in seconds) of rpc server execution.",
+                    rangeInt(1, Integer.MAX_VALUE),
+                    30
+            );
+
+    public static final ConfigOption<Integer> RPC_CLIENT_CONNECT_TIMEOUT =
+            new ConfigOption<>(
+                    "rpc.client_connect_timeout",
+                    "The timeout(in seconds) of rpc client connect to rpc " +
+                    "server.",
+                    rangeInt(1, Integer.MAX_VALUE),
+                    20
+            );
+
+    public static final ConfigOption<Integer> RPC_CLIENT_RECONNECT_PERIOD =
+            new ConfigOption<>(
+                    "rpc.client_reconnect_period",
+                    "The period(in seconds) of rpc client reconnect to rpc " +
+                    "server.",
+                    rangeInt(1, Integer.MAX_VALUE),
+                    10
+            );
+
+    public static final ConfigOption<Integer> RPC_CLIENT_READ_TIMEOUT =
+            new ConfigOption<>(
+                    "rpc.client_read_timeout",
+                    "The timeout(in seconds) of rpc client read from rpc " +
+                    "server.",
+                    rangeInt(1, Integer.MAX_VALUE),
+                    40
+            );
+
+    public static final ConfigOption<Integer> RPC_CLIENT_RETRIES =
+            new ConfigOption<>(
+                    "rpc.client_retries",
+                    "Failed retry number of rpc client calls to rpc server.",
+                    rangeInt(0, Integer.MAX_VALUE),
+                    3
+            );
+
+    public static final ConfigOption<String> RPC_CLIENT_LOAD_BALANCER =
+            new ConfigOption<>(
+                    "rpc.client_load_balancer",
+                    "The rpc client uses a load-balancing algorithm to " +
+                    "access multiple rpc servers in one cluster. Default " +
+                    "value is 'consistentHash', means forwording by request " +
+                    "parameters.",
+                    allowValues("random", "localPref", "roundRobin",
+                                "consistentHash", "weightRoundRobin"),
+                    "consistentHash"
+            );
+
+    public static final ConfigOption<String> RPC_PROTOCOL =
+            new ConfigOption<>(
+                    "rpc.protocol",
+                    "Rpc communication protocol, client and server need to " +
+                    "be specified the same value.",
+                    allowValues("bolt", "rest", "dubbo", "h2c", "http"),
+                    "bolt"
+            );
+
+    public static final ConfigOption<Integer> RPC_CONFIG_ORDER =
+            new ConfigOption<>(
+                    "rpc.config_order",
+                    "Sofa rpc configuration file loading order, the larger " +
+                    "the more later loading.",
+                    rangeInt(1, Integer.MAX_VALUE),
+                    999
+            );
+
+    public static final ConfigOption<String> RPC_LOGGER_IMPL =
+            new ConfigOption<>(
+                    "rpc.logger_impl",
+                    "Sofa rpc log implementation class.",
+                    disallowEmpty(),
+                    "com.alipay.sofa.rpc.log.SLF4JLoggerImpl"
+            );
+
     public static final ConfigOption<String> SSL_KEYSTORE_FILE =
             new ConfigOption<>(
                     "ssl.keystore_file",

hugegraph-api/src/main/java/com/baidu/hugegraph/core/GraphManager.java

@@ -54,6 +54,7 @@
 import com.baidu.hugegraph.serializer.JsonSerializer;
 import com.baidu.hugegraph.serializer.Serializer;
 import com.baidu.hugegraph.server.RestServer;
+import com.baidu.hugegraph.rpc.RpcServerProvider;
 import com.baidu.hugegraph.task.TaskManager;
 import com.baidu.hugegraph.type.define.NodeRole;
 import com.baidu.hugegraph.util.E;
@@ -65,6 +66,7 @@ public final class GraphManager {
 
     private final Map<String, Graph> graphs;
     private final HugeAuthenticator authenticator;
+    private final RpcServerProvider rpcServerProvider;
 
     public GraphManager(HugeConfig conf) {
         this.graphs = new ConcurrentHashMap<>();
@@ -75,6 +77,7 @@ public GraphManager(HugeConfig conf) {
         // Raft will load snapshot firstly then launch election and replay log
         this.waitGraphsStarted();
         this.checkBackendVersionOrExit();
+        this.rpcServerProvider = this.startRpcServer(conf);
         this.serverStarted(conf);
         this.addMetrics(conf);
     }
@@ -159,6 +162,23 @@ public UserManager userManager() {
         return this.authenticator().userManager();
     }
 
+    public void close() {
+        this.destoryRpcServer();
+    }
+
+    private RpcServerProvider startRpcServer(HugeConfig conf) {
+        if (this.authenticator != null) {
+            return new RpcServerProvider(conf, this.authenticator.userManager());
+        }
+        return null;
+    }
+
+    private void destoryRpcServer() {
+        if (this.rpcServerProvider != null) {
+            this.rpcServerProvider.destroy();
+        }
+    }
+
     private HugeAuthenticator authenticator() {
         E.checkState(this.authenticator != null, "Unconfigured authenticator");
         return this.authenticator;

hugegraph-api/src/main/java/com/baidu/hugegraph/rpc/RpcClientProvider.java

@@ -0,0 +1,44 @@
+/*
+ * Copyright 2017 HugeGraph Authors
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed with this
+ * work for additional information regarding copyright ownership. The ASF
+ * licenses this file to You under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations
+ * under the License.
+ */
+
+package com.baidu.hugegraph.rpc;
+
+import com.alipay.sofa.rpc.config.ConsumerConfig;
+import com.baidu.hugegraph.auth.UserManager;
+import com.baidu.hugegraph.config.HugeConfig;
+
+public class RpcClientProvider {
+
+    public final RpcConsumerConfig rpcConsumerConfig;
+
+    public RpcClientProvider(HugeConfig conf) {
+        RpcCommonConfig.initRpcConfigs(conf);
+        this.rpcConsumerConfig = new RpcConsumerConfig();
+        this.rpcConsumerConfig.addConsumerConfig(UserManager.class, conf);
+    }
+
+    public UserManager userManager() {
+        return (UserManager) this.serviceProxy(UserManager.class.getName());
+    }
+
+    public Object serviceProxy(String serviceName) {
+        ConsumerConfig config = this.rpcConsumerConfig.consumerConfig(serviceName);
+        return config.refer();
+    }
+}

hugegraph-api/src/main/java/com/baidu/hugegraph/rpc/RpcCommonConfig.java

@@ -0,0 +1,46 @@
+/*
+ * Copyright 2017 HugeGraph Authors
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed with this
+ * work for additional information regarding copyright ownership. The ASF
+ * licenses this file to You under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations
+ * under the License.
+ */
+
+package com.baidu.hugegraph.rpc;
+
+import java.util.Map;
+
+import com.alipay.sofa.rpc.common.RpcConfigs;
+import com.baidu.hugegraph.config.HugeConfig;
+import com.baidu.hugegraph.config.ServerOptions;
+
+public class RpcCommonConfig {
+
+    public static void initRpcConfigs(HugeConfig conf) {
+        RpcConfigs.putValue("rpc.config.order",
+                            conf.get(ServerOptions.RPC_CONFIG_ORDER));
+        RpcConfigs.putValue("logger.impl",
+                            conf.get(ServerOptions.RPC_LOGGER_IMPL));
+    }
+
+    public static void initRpcConfigs(String key, Object value) {
+        RpcConfigs.putValue(key, value);
+    }
+
+    public static void initRpcConfigs(Map<String, Object> conf) {
+        for(Map.Entry<String, Object> entry : conf.entrySet()) {
+            RpcConfigs.putValue(entry.getKey(), entry.getValue());
+        }
+    }
+}