4c6bfc078d
Recent seastar update deprecated those from httpd namespace. fixes: #12142 Signed-off-by: Pavel Emelyanov <xemul@scylladb.com> Closes #12161
85 lines
3.1 KiB
C++
85 lines
3.1 KiB
C++
/*
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* Copyright 2019-present ScyllaDB
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*/
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/*
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* SPDX-License-Identifier: AGPL-3.0-or-later
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*/
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#pragma once
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#include "alternator/executor.hh"
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#include <seastar/core/future.hh>
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#include <seastar/core/condition-variable.hh>
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#include <seastar/http/httpd.hh>
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#include <seastar/net/tls.hh>
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#include <optional>
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#include "alternator/auth.hh"
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#include "service/qos/service_level_controller.hh"
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#include "utils/small_vector.hh"
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#include "utils/updateable_value.hh"
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#include <seastar/core/units.hh>
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namespace alternator {
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using chunked_content = rjson::chunked_content;
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class server {
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static constexpr size_t content_length_limit = 16*MB;
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using alternator_callback = std::function<future<executor::request_return_type>(executor&, executor::client_state&,
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tracing::trace_state_ptr, service_permit, rjson::value, std::unique_ptr<http::request>)>;
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using alternator_callbacks_map = std::unordered_map<std::string_view, alternator_callback>;
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http_server _http_server;
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http_server _https_server;
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executor& _executor;
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service::storage_proxy& _proxy;
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gms::gossiper& _gossiper;
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auth::service& _auth_service;
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qos::service_level_controller& _sl_controller;
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key_cache _key_cache;
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bool _enforce_authorization;
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utils::small_vector<std::reference_wrapper<seastar::httpd::http_server>, 2> _enabled_servers;
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gate _pending_requests;
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alternator_callbacks_map _callbacks;
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semaphore* _memory_limiter;
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utils::updateable_value<uint32_t> _max_concurrent_requests;
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class json_parser {
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static constexpr size_t yieldable_parsing_threshold = 16*KB;
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chunked_content _raw_document;
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rjson::value _parsed_document;
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std::exception_ptr _current_exception;
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semaphore _parsing_sem{1};
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condition_variable _document_waiting;
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condition_variable _document_parsed;
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abort_source _as;
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future<> _run_parse_json_thread;
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public:
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json_parser();
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// Moving a chunked_content into parse() allows parse() to free each
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// chunk as soon as it is parsed, so when chunks are relatively small,
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// we don't need to store the sum of unparsed and parsed sizes.
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future<rjson::value> parse(chunked_content&& content);
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future<> stop();
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};
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json_parser _json_parser;
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public:
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server(executor& executor, service::storage_proxy& proxy, gms::gossiper& gossiper, auth::service& service, qos::service_level_controller& sl_controller);
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future<> init(net::inet_address addr, std::optional<uint16_t> port, std::optional<uint16_t> https_port, std::optional<tls::credentials_builder> creds,
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bool enforce_authorization, semaphore* memory_limiter, utils::updateable_value<uint32_t> max_concurrent_requests);
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future<> stop();
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private:
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void set_routes(seastar::httpd::routes& r);
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// If verification succeeds, returns the authenticated user's username
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future<std::string> verify_signature(const seastar::http::request&, const chunked_content&);
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future<executor::request_return_type> handle_api_request(std::unique_ptr<http::request> req);
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};
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}
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