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https://github.com/oxen-io/oxen-storage-server.git
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81 lines
2.5 KiB
C++
81 lines
2.5 KiB
C++
#pragma once
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#include "http_connection.h"
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#include <functional>
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#include <optional>
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namespace oxen {
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using http_callback_t = std::function<void(sn_response_t)>;
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void make_https_request(boost::asio::io_context& ioc, const std::string& ip,
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uint16_t port, const std::string& sn_pubkey_b32z,
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const std::shared_ptr<request_t>& req,
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http_callback_t&& cb);
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void make_https_request(boost::asio::io_context& ioc, const std::string& url,
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const std::shared_ptr<request_t>& req,
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http_callback_t&& cb);
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class HttpsClientSession
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: public std::enable_shared_from_this<HttpsClientSession> {
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// For debugging purposes mostly
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uint64_t connection_idx;
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using tcp = boost::asio::ip::tcp;
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boost::asio::io_context& ioc_;
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ssl::context& ssl_ctx_;
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tcp::resolver::results_type resolve_results_;
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http_callback_t callback_;
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boost::asio::steady_timer deadline_timer_;
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// keep the cert in memory for post-handshake verification
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std::string server_cert_;
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ssl::stream<tcp::socket> stream_;
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boost::beast::flat_buffer buffer_;
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/// NOTE: this needs to be a shared pointer since
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/// it is very common for the same request to be
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/// sent to multiple snodes
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std::shared_ptr<request_t> req_;
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http::response_parser<http::string_body> response_;
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// Snode's pub key (none if signature verification is not used / not a
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// snode)
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std::optional<std::string> server_pub_key_b32z_;
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bool used_callback_ = false;
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void on_connect();
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void on_write(boost::system::error_code ec, std::size_t bytes_transferred);
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void on_read(boost::system::error_code ec, std::size_t bytes_transferred);
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void
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trigger_callback(SNodeError error, std::shared_ptr<std::string>&& body,
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std::optional<response_t> raw_response = std::nullopt);
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void on_handshake(boost::system::error_code ec);
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bool verify_signature();
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void do_close();
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void on_shutdown(boost::system::error_code ec);
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public:
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// Resolver and socket require an io_context
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HttpsClientSession(boost::asio::io_context& ioc, ssl::context& ssl_ctx,
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tcp::resolver::results_type resolve_results,
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const std::shared_ptr<request_t>& req,
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http_callback_t&& cb,
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std::optional<std::string> sn_pubkey_b32z);
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// initiate the client connection
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void start();
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~HttpsClientSession();
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};
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} // namespace oxen
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