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Code Issues Releases Wiki Activity

modules/m_room_bootstrap: Re-broadcast join event after more servers discovered.

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This commit is contained in:
Jason Volk 2019-09-05 17:19:55 -07:00
parent 6300b5a9fb
commit 9425f26321
1 changed files with 91 additions and 9 deletions
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100
modules/m_room_bootstrap.cc
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@ -15,6 +15,7 @@ namespace ircd::m::bootstrap
static event::id::buf make_join(const string_view &host, const room::id &, const user::id &);
static send_join1_response send_join(const string_view &host, const room::id &, const event::id &, const json::object &event);
static void broadcast_join(const room &, const event &, const string_view &exclude);
static void fetch_keys(const json::array &events);
static void eval_lazy_chain(const json::array &auth_chain);
static void eval_auth_chain(const json::array &auth_chain);
@ -259,19 +260,21 @@ try
auth_chain.size(),
};
m::bootstrap::fetch_keys(auth_chain);
if(m::bootstrap::lazychain_enable)
m::bootstrap::eval_lazy_chain(auth_chain);
else
m::bootstrap::eval_auth_chain(auth_chain);
if(m::bootstrap::backfill_first)
{
m::bootstrap::backfill(host, room_id, event_id);
m::bootstrap::eval_state(state);
} else {
m::bootstrap::eval_state(state);
m::bootstrap::fetch_keys(state);
m::bootstrap::eval_state(state);
if(!m::bootstrap::backfill_first)
m::bootstrap::backfill(host, room_id, event_id);
}
// After we just received and processed all of this state with only a
// recent backfill our system doesn't know if state events which are
@ -285,6 +288,12 @@ try
m::room::head::reset(room)
};
// At this point we have only transmitted the join event to one bootstrap
// server. Now that we have processed the state we know of more servers.
// They don't know about our join event though, so we conduct a synchronous
// broadcast to the room now manually.
m::bootstrap::broadcast_join(room, event, host);
log::info
{
log, "Joined to %s for %s at %s reset:%zu complete",
@ -349,6 +358,83 @@ catch(const std::exception &e)
};
}
void
ircd::m::bootstrap::broadcast_join(const m::room &room,
const m::event &event,
const string_view &exclude) //TODO: XX
{
const m::room::origins origins
{
room
};
log::info
{
log, "Broadcasting %s to %s estimated servers:%zu",
string_view{event.event_id},
string_view{room.room_id},
origins.count(),
};
const json::value pdu
{
event.source
};
const vector_view<const json::value> pdus
{
&pdu, 1
};
const auto txn
{
m::txn::create(pdus)
};
char idbuf[128];
const auto txnid
{
m::txn::create_id(idbuf, txn)
};
m::feds::opts opts;
opts.op = feds::op::send;
opts.exclude_myself = true;
opts.room_id = room;
opts.arg[0] = txnid;
opts.arg[1] = txn;
size_t good(0), fail(0);
m::feds::execute(opts, [&event, &good, &fail]
(const auto &result)
{
if(result.eptr)
log::derror
{
log, "Failed to broadcast %s to %s :%s",
string_view{event.event_id},
result.origin,
what(result.eptr),
};
fail += bool(result.eptr);
good += !result.eptr;
return true;
});
log::info
{
log, "Broadcast %s to %s good:%zu fail:%zu servers:%zu online:%zu error:%zu",
string_view{event.event_id},
string_view{room.room_id},
good,
fail,
origins.count(),
origins.count_online(),
origins.count_error(),
};
}
void
ircd::m::bootstrap::backfill(const string_view &host,
const m::room::id &room_id,
@ -435,8 +521,6 @@ void
ircd::m::bootstrap::eval_state(const json::array &state)
try
{
fetch_keys(state);
log::info
{
log, "Evaluating %zu state events...",
@ -471,8 +555,6 @@ void
ircd::m::bootstrap::eval_auth_chain(const json::array &auth_chain)
try
{
fetch_keys(auth_chain);
log::info
{
log, "Evaluating %zu authentication events...",