mirror of
https://github.com/matrix-construct/construct
synced 2024-11-16 15:00:51 +01:00
84 lines
2.6 KiB
C++
84 lines
2.6 KiB
C++
// Matrix Construct
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//
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// Copyright (C) Matrix Construct Developers, Authors & Contributors
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// Copyright (C) 2016-2019 Jason Volk <jason@zemos.net>
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//
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// Permission to use, copy, modify, and/or distribute this software for any
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// purpose with or without fee is hereby granted, provided that the above
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// copyright notice and this permission notice is present in all copies. The
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// full license for this software is available in the LICENSE file.
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#pragma once
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#define HAVE_IRCD_RESOURCE_METHOD_H
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struct ircd::resource::method
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{
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enum flag :uint;
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struct opts;
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struct stats;
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using handler = std::function<response (client &, request &)>;
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static conf::item<seconds> default_timeout;
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static conf::item<size_t> default_payload_max;
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static ctx::dock idle_dock;
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struct resource *resource;
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string_view name;
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handler function;
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std::unique_ptr<const struct opts> opts;
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std::unique_ptr<struct stats> stats;
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unique_const_iterator<decltype(resource::methods)> methods_it;
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bool content_length_acceptable(const http::request::head &) const;
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bool mime_type_acceptable(const http::request::head &) const;
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void handle_timeout(client &) const;
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response call_handler(client &, request &);
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public:
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response operator()(client &, const http::request::head &, const string_view &content_partial);
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method(struct resource &, const string_view &name, handler, struct opts);
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method(struct resource &, const string_view &name, handler);
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~method() noexcept;
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};
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enum ircd::resource::method::flag
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:uint
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{
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REQUIRES_AUTH = 0x01, //TODO: matrix abstraction bleed.
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RATE_LIMITED = 0x02,
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VERIFY_ORIGIN = 0x04, //TODO: matrix abstraction bleed.
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CONTENT_DISCRETION = 0x08,
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DELAYED_ACK = 0x10,
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DELAYED_RESPONSE = 0x20,
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};
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struct ircd::resource::method::opts
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{
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flag flags {(flag)0};
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/// Timeout specific to this resource; 0 is automatic
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seconds timeout {0};
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/// The maximum size of the Content-Length for this method. Anything
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/// larger will be summarily rejected with a 413. -1 is automatic.
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size_t payload_max {-1UL};
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/// MIME type; first part is the Registry (i.e application) and second
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/// part is the format (i.e json). Empty value means nothing rejected.
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std::pair<string_view, string_view> mime;
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};
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struct ircd::resource::method::stats
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{
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using item = ircd::stats::item<uint64_t>;
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item pending; ///< Clients currently inside the method
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item requests; ///< The method was found and called.
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item timeouts; ///< The method's timeout was exceeded.
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item completions; ///< The handler returned without throwing.
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item internal_errors; ///< The handler threw a very bad exception.
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stats(method &);
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};
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