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71 lines
2.4 KiB
C++
71 lines
2.4 KiB
C++
#pragma once
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#include <Poco/Util/AbstractConfiguration.h>
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#include <Common/Exception.h>
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#include <common/logger_useful.h>
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#include <unordered_set>
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namespace DB
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{
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/// InterserverCredentials implements authentication using a CurrentCredentials, which
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/// is configured, e.g.
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/// <interserver_http_credentials>
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/// <user>admin</user>
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/// <password>222</password>
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/// <!-- To support mix of un/authenticated clients -->
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/// <!-- <allow_empty>true</allow_empty> -->
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/// <old>
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/// <!-- Allow authentication using previous passwords during rotation -->
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/// <user>admin</user>
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/// <password>qqq</password>
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/// </old>
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/// <old>
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/// <!-- Allow authentication using previous users during rotation -->
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/// <user>johny</user>
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/// <password>333</password>
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/// </old>
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/// </interserver_http_credentials>
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class InterserverCredentials
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{
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public:
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using UserWithPassword = std::pair<std::string, std::string>;
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using CheckResult = std::pair<std::string, bool>;
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using CurrentCredentials = std::vector<UserWithPassword>;
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InterserverCredentials(const InterserverCredentials &) = delete;
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static std::unique_ptr<InterserverCredentials> make(const Poco::Util::AbstractConfiguration & config, const std::string & root_tag);
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InterserverCredentials(const std::string & current_user_, const std::string & current_password_, const CurrentCredentials & all_users_store_)
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: current_user(current_user_)
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, current_password(current_password_)
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, all_users_store(all_users_store_)
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{}
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CheckResult isValidUser(const UserWithPassword & credentials) const;
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CheckResult isValidUser(const std::string & user, const std::string & password) const;
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std::string getUser() const { return current_user; }
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std::string getPassword() const { return current_password; }
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private:
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std::string current_user;
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std::string current_password;
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/// In common situation this store contains one record
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CurrentCredentials all_users_store;
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static CurrentCredentials parseCredentialsFromConfig(
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const std::string & current_user_,
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const std::string & current_password_,
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const Poco::Util::AbstractConfiguration & config,
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const std::string & root_tag);
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};
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using InterserverCredentialsPtr = std::shared_ptr<const InterserverCredentials>;
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}
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