| // 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. |
| #pragma once |
| |
| #include <cstddef> |
| #include <string> |
| |
| #include "kudu/rpc/user_credentials.h" |
| #include "kudu/util/net/sockaddr.h" |
| |
| namespace kudu { |
| namespace rpc { |
| |
| // Used to key on Connection information. |
| // For use as a key in an unordered STL collection, use ConnectionIdHash and ConnectionIdEqual. |
| // This class is copyable for STL compatibility, but not assignable (use CopyFrom() for that). |
| class ConnectionId { |
| public: |
| ConnectionId(); |
| |
| // Copy constructor required for use with STL unordered_map. |
| ConnectionId(const ConnectionId& other) = default; |
| |
| // Convenience constructor. |
| ConnectionId(const Sockaddr& remote, |
| std::string hostname, |
| UserCredentials user_credentials); |
| |
| // The remote address. |
| const Sockaddr& remote() const { return remote_; } |
| |
| const std::string& hostname() const { return hostname_; } |
| |
| void set_remote(const Sockaddr& remote) { |
| remote_ = remote; |
| } |
| |
| // The credentials of the user associated with this connection, if any. |
| void set_user_credentials(UserCredentials user_credentials); |
| |
| const UserCredentials& user_credentials() const { return user_credentials_; } |
| |
| // The network plane associated with this connection. |
| void set_network_plane(std::string network_plane); |
| |
| const std::string& network_plane() const { return network_plane_; } |
| |
| // Returns a string representation of the object, not including the password field. |
| std::string ToString() const; |
| |
| size_t HashCode() const; |
| bool Equals(const ConnectionId& other) const; |
| |
| private: |
| // Remember to update HashCode() and Equals() when new fields are added. |
| Sockaddr remote_; |
| |
| // The original host name before it was resolved to 'remote_'. |
| // This must be retained since it is used to compute Kerberos Service Principal Names (SPNs). |
| std::string hostname_; |
| |
| UserCredentials user_credentials_; |
| |
| // The name of the network plane adopted by this connection. Please see header comemnts |
| // at proxy.h for details. |
| std::string network_plane_; |
| }; |
| |
| class ConnectionIdHash { |
| public: |
| std::size_t operator() (const ConnectionId& conn_id) const; |
| }; |
| |
| class ConnectionIdEqual { |
| public: |
| bool operator() (const ConnectionId& cid1, const ConnectionId& cid2) const; |
| }; |
| |
| } // namespace rpc |
| } // namespace kudu |