mirror of
https://github.com/matrix-construct/construct
synced 2024-09-08 09:45:41 +02:00
523 lines
9.6 KiB
C++
523 lines
9.6 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) 2016-2018 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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#include "rooms.h"
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using namespace ircd::m;
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using namespace ircd;
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static event::id::buf
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bootstrap(const net::hostport &host,
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const m::room::id &room_id,
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const m::user::id &user_id);
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resource::response
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post__join(client &client,
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const resource::request &request,
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const room::id &room_id)
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{
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const string_view &third_party_signed
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{
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unquote(request["third_party_signed"])
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};
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const string_view &server_name
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{
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unquote(request["server_name"])
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};
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const m::room room
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{
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room_id
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};
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m::join(room, request.user_id);
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return resource::response
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{
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client, json::members
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{
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{ "room_id", room_id }
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}
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};
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}
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event::id::buf
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IRCD_MODULE_EXPORT
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ircd::m::join(const room &room,
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const id::user &user_id)
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{
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if(!exists(room))
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{
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const auto &room_id(room.room_id);
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return bootstrap(room_id.host(), room_id, user_id); //TODO: host
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}
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json::iov event;
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json::iov content;
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const json::iov::push push[]
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{
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{ event, { "type", "m.room.member" }},
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{ event, { "sender", user_id }},
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{ event, { "state_key", user_id }},
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{ content, { "membership", "join" }},
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};
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const m::user user{user_id};
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const m::user::profile profile{user};
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char displayname_buf[256];
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const string_view displayname
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{
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profile.get(displayname_buf, "displayname")
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};
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char avatar_url_buf[256];
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const string_view avatar_url
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{
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profile.get(avatar_url_buf, "avatar_url")
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};
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const json::iov::add _displayname
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{
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content, !empty(displayname),
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{
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"displayname", [&displayname]() -> json::value
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{
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return displayname;
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}
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}
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};
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const json::iov::add _avatar_url
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{
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content, !empty(avatar_url),
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{
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"avatar_url", [&avatar_url]() -> json::value
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{
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return avatar_url;
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}
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}
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};
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return commit(room, event, content);
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}
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event::id::buf
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IRCD_MODULE_EXPORT
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ircd::m::join(const m::room::alias &room_alias,
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const m::user::id &user_id)
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{
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const room::id::buf room_id
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{
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m::room_id(room_alias)
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};
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if(!exists(room_id))
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return bootstrap(room_alias.host(), room_id, user_id);
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const m::room room
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{
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room_id
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};
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return m::join(room, user_id);
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}
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//
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// bootstrap
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//
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static event::id::buf
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bootstrap_make_join(const net::hostport &host,
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const m::room::id &,
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const m::user::id &);
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static std::tuple<json::object, unique_buffer<mutable_buffer>>
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bootstrap_send_join(const net::hostport &host,
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const m::room::id &,
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const m::event::id &);
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static void
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bootstrap_eval_auth_chain(const json::array &state);
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static void
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bootstrap_eval_state(const json::array &state);
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static void
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bootstrap_backfill(const net::hostport &host,
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const m::room::id &,
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const m::event::id &);
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conf::item<seconds>
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make_join_timeout
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{
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{ "name", "ircd.client.rooms.join.make_join.timeout" },
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{ "default", 15L },
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};
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conf::item<seconds>
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send_join_timeout
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{
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{ "name", "ircd.client.rooms.join.send_join.timeout" },
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{ "default", 45L /* spinappse */ },
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};
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conf::item<seconds>
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backfill_timeout
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{
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{ "name", "ircd.client.rooms.join.backfill.timeout" },
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{ "default", 15L },
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};
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event::id::buf
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bootstrap(const net::hostport &host,
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const m::room::id &room_id,
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const m::user::id &user_id)
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{
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thread_local char rembuf[512];
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log::debug
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{
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m::log, "join bootstrap starting in %s for %s to '%s'",
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string_view{room_id},
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string_view{user_id},
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string(rembuf, host),
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};
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const auto event_id
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{
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bootstrap_make_join(host, room_id, user_id)
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};
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log::info
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{
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m::log, "join bootstrap sending in %s for %s at %s to '%s'",
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string_view{room_id},
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string_view{user_id},
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string_view{event_id},
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string(rembuf, host),
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};
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const auto &[response, buf]
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{
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bootstrap_send_join(host, room_id, event_id)
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};
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const json::string &origin
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{
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response["origin"]
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};
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log::info
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{
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m::log, "join bootstrap joined to %s for %s at %s to '%s' reporting '%s'",
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string_view{room_id},
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string_view{user_id},
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string_view{event_id},
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string(rembuf, host),
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string_view{origin},
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};
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bootstrap_eval_auth_chain(response["auth_chain"]);
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bootstrap_eval_state(response["state"]);
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bootstrap_backfill(host, room_id, event_id);
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log::info
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{
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m::log, "join bootstrap joined to %s for %s at %s complete",
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string_view{room_id},
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string_view{user_id},
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string_view{event_id},
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};
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return event_id;
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}
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void
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bootstrap_backfill(const net::hostport &host,
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const m::room::id &room_id,
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const m::event::id &event_id)
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try
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{
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const unique_buffer<mutable_buffer> buf
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{
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16_KiB // headers in and out
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};
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m::v1::backfill::opts opts{host};
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opts.dynamic = true;
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opts.event_id = event_id;
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m::v1::backfill request
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{
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room_id, buf, std::move(opts)
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};
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request.wait(seconds(backfill_timeout));
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const auto code
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{
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request.get()
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};
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const json::object &response
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{
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request.in.content
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};
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const json::array &pdus
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{
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response["pdus"]
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};
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// eval
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{
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m::vm::opts opts;
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opts.fetch_state_check = false;
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m::vm::eval
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{
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pdus, opts
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};
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}
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}
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catch(const std::exception &e)
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{
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log::error
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{
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m::log, "Bootstrap %s backfill @ %s from %s :%s",
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string_view{room_id},
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string_view{event_id},
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string(host),
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e.what(),
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};
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}
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void
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bootstrap_eval_state(const json::array &state)
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{
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m::vm::opts opts;
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opts.fetch_prev_check = false;
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opts.fetch_state_check = false;
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m::vm::eval
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{
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state, opts
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};
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}
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void
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bootstrap_eval_auth_chain(const json::array &auth_chain)
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{
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m::vm::opts opts;
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opts.infolog_accept = true;
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opts.fetch = false;
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m::vm::eval
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{
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auth_chain, opts
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};
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}
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std::tuple<json::object, unique_buffer<mutable_buffer>>
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bootstrap_send_join(const net::hostport &host,
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const m::room::id &room_id,
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const m::event::id &event_id)
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try
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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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if(unlikely(!event.source))
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throw panic
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{
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"Missing event.source JSON in event::fetch"
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};
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const unique_buffer<mutable_buffer> buf
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{
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16_KiB // headers in and out
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};
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m::v1::send_join::opts opts{host};
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opts.dynamic = true;
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m::v1::send_join send_join
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{
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room_id, event_id, event.source, buf, std::move(opts)
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};
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send_join.wait(seconds(send_join_timeout));
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const auto send_join_code
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{
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send_join.get()
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};
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const json::array &send_join_response
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{
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send_join
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};
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const uint more_send_join_code
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{
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send_join_response.at<uint>(0)
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};
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const json::object &send_join_response_data
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{
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send_join_response[1]
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};
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assert(!!send_join.in.dynamic);
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return
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{
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send_join_response_data,
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std::move(send_join.in.dynamic)
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};
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}
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catch(const std::exception &e)
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{
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log::error
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{
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m::log, "Bootstrap %s @ %s send_join to %s :%s",
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string_view{room_id},
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string_view{event_id},
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string(host),
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e.what(),
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};
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throw;
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}
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event::id::buf
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bootstrap_make_join(const net::hostport &host,
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const m::room::id &room_id,
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const m::user::id &user_id)
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try
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{
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const unique_buffer<mutable_buffer> buf
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{
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16_KiB // headers in and out
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};
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m::v1::make_join::opts opts{host};
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m::v1::make_join request
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{
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room_id, user_id, buf, std::move(opts)
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};
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request.wait(seconds(make_join_timeout));
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const auto code
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{
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request.get()
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};
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const json::object &response
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{
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request.in.content
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};
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const json::object &proto
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{
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response.at("event")
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};
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const json::array &auth_events
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{
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proto.get("auth_events")
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};
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const json::array &prev_events
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{
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proto.get("prev_events")
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};
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json::iov event;
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json::iov content;
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const json::iov::push push[]
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{
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{ event, { "type", "m.room.member" }},
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{ event, { "sender", user_id }},
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{ event, { "state_key", user_id }},
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{ content, { "membership", "join" }},
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{ event, { "prev_events", prev_events }},
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{ event, { "auth_events", auth_events }},
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{ event, { "prev_state", "[]" }},
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{ event, { "depth", proto.get<long>("depth") }},
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{ event, { "room_id", room_id }},
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};
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const m::user user{user_id};
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const m::user::profile profile{user};
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char displayname_buf[256];
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const string_view displayname
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{
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profile.get(displayname_buf, "displayname")
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};
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char avatar_url_buf[256];
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const string_view avatar_url
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{
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profile.get(avatar_url_buf, "avatar_url")
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};
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const json::iov::add _displayname
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{
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content, !empty(displayname),
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{
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"displayname", [&displayname]() -> json::value
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{
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return displayname;
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}
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}
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};
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const json::iov::add _avatar_url
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{
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content, !empty(avatar_url),
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{
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"avatar_url", [&avatar_url]() -> json::value
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{
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return avatar_url;
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}
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}
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};
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// eval
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{
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m::vm::copts opts;
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opts.infolog_accept = true;
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opts.fetch_auth_check = false;
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opts.fetch_state_check = false;
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opts.fetch_prev_check = false;
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opts.eval = false;
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const m::event::id::buf event_id
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{
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m::vm::eval
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{
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event, content, opts
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}
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};
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return event_id;
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}
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}
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catch(const std::exception &e)
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{
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log::error
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{
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m::log, "Bootstrap %s for %s make_join to %s :%s",
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string_view{room_id},
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string_view{user_id},
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string(host),
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e.what(),
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};
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throw;
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}
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