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TQueue: return error in get, when from_id is clearly invalid

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GitOrigin-RevId: 597c7d1928bc4bcfcdfbd87d3b898329047e74bd
This commit is contained in:
Arseny Smirnov 2019-08-07 19:04:48 +03:00
parent 3976bbb4c8
commit 734a7e00a4
1 changed files with 7 additions and 1 deletions
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8
tddb/td/db/TQueue.cpp
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@ -154,7 +154,13 @@ class TQueueImpl : public TQueue {
return 0;
}
auto &q = it->second;
//TODO: sanity check for from_id
// Some sanity checks
if (from_id.value() > q.tail_id.value() + 10) {
return Status::Error("from_id is in future");
}
if (from_id.value() < q.tail_id.value() - narrow_cast<int32>(MAX_QUEUE_EVENTS) * 2) {
return Status::Error("from_id is in past");
}
confirm_read(q, from_id);
if (q.events.empty()) {
return 0;