mirror of
https://github.com/matrix-construct/construct
synced 2024-07-03 17:28:18 +02:00
367 lines
7.1 KiB
C++
367 lines
7.1 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) 2016-2018 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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using namespace ircd;
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mapi::header
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IRCD_MODULE
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{
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"Federation :General Library and Utils"
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};
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namespace ircd::m::feds
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{
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struct version;
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}
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struct ircd::m::feds::version
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:m::v1::version
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{
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char origin[256];
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char buf[16_KiB];
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version(const string_view &origin)
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:m::v1::version{[&]
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{
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m::v1::version::opts opts;
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opts.dynamic = false;
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opts.remote = string_view{this->origin, strlcpy(this->origin, origin)};
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return m::v1::version{mutable_buffer{buf}, std::move(opts)};
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}()}
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{}
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version(const version &) = delete;
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version &operator=(const version &) = delete;
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};
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std::list<m::feds::version>
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feds__version(const m::room::id &room_id)
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{
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std::list<m::feds::version> reqs;
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m::room::origins{room_id}.for_each([&reqs]
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(const string_view &origin)
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{
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const auto emsg
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{
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ircd::server::errmsg(origin)
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};
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if(!emsg) try
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{
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reqs.emplace_back(origin);
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}
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catch(const std::exception &)
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{
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return;
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}
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});
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return std::move(reqs);
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}
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extern "C" void
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feds__version(const m::room::id &room_id, std::ostream &out)
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{
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auto reqs
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{
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feds__version(room_id)
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};
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auto all
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{
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ctx::when_all(begin(reqs), end(reqs))
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};
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all.wait(30s, std::nothrow);
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for(auto &req : reqs) try
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{
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if(req.wait(1ms, std::nothrow))
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{
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const auto code{req.get()};
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const json::object &response{req};
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out << "+ " << std::setw(40) << std::left << req.origin
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<< " " << string_view{response}
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<< std::endl;
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}
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else cancel(req);
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}
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catch(const std::exception &e)
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{
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out << "- " << std::setw(40) << std::left << req.origin
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<< " " << e.what()
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<< std::endl;
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}
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}
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extern "C" void
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feds__event(const m::event::id &event_id, std::ostream &out)
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{
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const m::room::id::buf room_id{[&event_id]
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{
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const m::event::fetch event
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{
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event_id
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};
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return m::room::id::buf{at<"room_id"_>(event)};
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}()};
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struct req
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:m::v1::event
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{
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char origin[256];
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char buf[96_KiB];
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req(const m::event::id &event_id, const string_view &origin)
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:m::v1::event{[&]
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{
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m::v1::event::opts opts;
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opts.dynamic = false;
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opts.remote = string_view{this->origin, strlcpy(this->origin, origin)};
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return m::v1::event{event_id, mutable_buffer{buf}, std::move(opts)};
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}()}
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{}
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};
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std::list<req> reqs;
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const m::room::origins origins{room_id};
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origins.for_each([&out, &event_id, &reqs]
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(const string_view &origin)
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{
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const auto emsg
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{
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ircd::server::errmsg(origin)
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};
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if(emsg)
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{
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out << "! " << origin << " " << emsg << std::endl;
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return;
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}
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try
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{
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reqs.emplace_back(event_id, origin);
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}
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catch(const std::exception &e)
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{
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out << "! " << origin << " " << e.what() << std::endl;
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return;
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}
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});
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auto all
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{
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ctx::when_all(begin(reqs), end(reqs))
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};
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all.wait(30s, std::nothrow);
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for(auto &req : reqs) try
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{
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if(req.wait(1ms, std::nothrow))
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{
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const auto code{req.get()};
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out << "+ " << req.origin << " " << http::status(code) << std::endl;
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}
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else cancel(req);
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}
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catch(const std::exception &e)
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{
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out << "- " << req.origin << " " << e.what() << std::endl;
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}
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}
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extern "C" void
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feds__head(const m::room::id &room_id,
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const m::user::id &user_id,
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std::ostream &out)
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{
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struct req
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:m::v1::make_join
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{
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char origin[256];
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char buf[16_KiB];
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req(const m::room::id &room_id, const m::user::id &user_id, const string_view &origin)
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:m::v1::make_join{[this, &room_id, &user_id, &origin]
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{
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m::v1::make_join::opts opts;
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opts.remote = string_view{this->origin, strlcpy(this->origin, origin)};
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return m::v1::make_join{room_id, user_id, mutable_buffer{buf}, std::move(opts)};
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}()}
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{}
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};
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std::list<req> reqs;
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const m::room::origins origins{room_id};
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origins.for_each([&out, &room_id, &user_id, &reqs]
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(const string_view &origin)
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{
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const auto emsg
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{
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ircd::server::errmsg(origin)
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};
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if(emsg)
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{
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out << "! " << origin << " " << emsg << std::endl;
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return;
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}
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try
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{
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reqs.emplace_back(room_id, user_id, origin);
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}
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catch(const std::exception &e)
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{
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out << "! " << origin << " " << e.what() << std::endl;
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}
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});
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auto all
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{
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ctx::when_all(begin(reqs), end(reqs))
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};
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all.wait(30s, std::nothrow);
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for(auto &req : reqs) try
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{
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if(req.wait(1ms, std::nothrow))
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{
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const auto code{req.get()};
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const json::object &response{req};
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const json::object &event{response.at("event")};
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const json::array prev_events
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{
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event.at("prev_events")
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};
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out << "+ " << std::setw(40) << std::left << req.origin;
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out << " " << event.at("depth");
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for(const json::array prev_event : prev_events)
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{
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const auto &prev_event_id
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{
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unquote(prev_event.at(0))
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};
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out << " " << string_view{prev_event_id};
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};
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out << std::endl;
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}
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else cancel(req);
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}
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catch(const std::exception &e)
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{
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out << "- " << req.origin << " " << e.what() << std::endl;
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}
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}
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extern "C" void
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feds__backfill(const m::room::id &room_id,
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const m::event::id &event_id,
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const size_t &limit,
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std::ostream &out)
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{
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struct req
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:m::v1::backfill
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{
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char origin[256];
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char buf[16_KiB];
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req(const m::room::id &room_id, const m::event::id &event_id, const string_view &origin, const size_t &limit)
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:m::v1::backfill{[&]
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{
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m::v1::backfill::opts opts;
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opts.remote = string_view{this->origin, strlcpy(this->origin, origin)};
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opts.event_id = event_id;
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opts.limit = limit;
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opts.dynamic = true;
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return m::v1::backfill{room_id, mutable_buffer{buf}, std::move(opts)};
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}()}
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{}
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};
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std::list<req> reqs;
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const m::room::origins origins{room_id};
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origins.for_each([&out, &room_id, &event_id, &limit, &reqs]
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(const string_view &origin)
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{
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const auto emsg
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{
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ircd::server::errmsg(origin)
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};
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if(!emsg) try
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{
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reqs.emplace_back(room_id, event_id, origin, limit);
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}
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catch(const std::exception &e)
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{
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return;
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}
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});
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auto all
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{
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ctx::when_all(begin(reqs), end(reqs))
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};
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all.wait(30s, std::nothrow);
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std::map<string_view, std::set<const req *>> grid;
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for(auto &req : reqs) try
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{
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if(req.wait(1ms, std::nothrow))
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{
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const auto code{req.get()};
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const json::object &response{req};
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const json::array pdus
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{
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response.at("pdus")
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};
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for(const json::object &pdu : pdus)
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{
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const auto &event_id
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{
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unquote(pdu.at("event_id"))
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};
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grid[event_id].emplace(&req);
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}
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}
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else cancel(req);
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}
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catch(const std::exception &e)
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{
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out << "- " << req.origin << " " << e.what() << std::endl;
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}
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size_t i(0);
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for(const auto &p : grid)
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out << i++ << " " << p.first << std::endl;
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for(size_t j(0); j < i; ++j)
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out << "| " << std::left << std::setw(2) << j;
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out << "|" << std::endl;
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for(const auto &req : reqs)
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{
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for(const auto &p : grid)
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out << "| " << (p.second.count(&req)? '+' : ' ') << " ";
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out << "| " << req.origin << std::endl;
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}
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}
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