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Code Issues Releases Wiki Activity

modules/client/rooms/messages: Count filter misses w/ conf limit; fix alloc size.

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This commit is contained in:
Jason Volk 2018-05-13 01:24:23 -07:00
parent 61ddfb080e
commit 9e1dd0abe1
1 changed files with 12 additions and 4 deletions
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16
modules/client/rooms/messages.cc
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@ -22,6 +22,13 @@ struct pagination_tokens
pagination_tokens(const resource::request &);
};
conf::item<size_t>
max_filter_miss
{
{ "name", "ircd.client.rooms.messages.max_filter_miss" },
{ "default", 2048L },
};
resource::response
get__messages(client &client,
const resource::request &request,
@ -39,7 +46,7 @@ get__messages(client &client,
const unique_buffer<mutable_buffer> filter_buf
{
size(filter_query) * 3
size(filter_query)
};
const json::object &filter_json
@ -92,7 +99,7 @@ get__messages(client &client,
else if(it)
++it;
size_t count{0};
size_t hit{0}, miss{0};
m::event::id::buf start, end;
{
json::stack::member chunk{ret, "chunk"};
@ -111,10 +118,11 @@ get__messages(client &client,
if(empty(filter_json) || match(filter, event))
{
messages.append(event);
++count;
++hit;
}
else ++miss;
if(count >= page.limit)
if(hit >= page.limit || miss >= size_t(max_filter_miss))
{
if(page.dir == 'b')
end = at<"event_id"_>(event);