Commit Graph

6 Commits

Author SHA1 Message Date
Martin Holst Swende
beda6c41ad
core/txpool: move some validation to outside of mutex (#27006)
Currently, most of transaction validation while holding the txpool mutex: one exception being an early-on signature check. 

This PR changes that, so that we do all non-stateful checks before we entering the mutex area. This means they can be performed in parallel, and to enable that, certain fields have been made atomic bools and uint64.
2023-04-03 07:16:57 -04:00
s7v7nislands
80ff0b4e6a
core/txpool: use atomic int added in go1.19 (#26913)
Makes use of atomic.Uint64 instead of atomic by pointer
2023-03-20 04:12:24 -04:00
Marius van der Wijden
6cf2e921a7
core/txpool: implement additional DoS defenses (#26648)
This adds two new rules to the transaction pool:

- A future transaction can not evict a pending transaction.
- A transaction can not overspend available funds of a sender.

---

Co-authored-by: dwn1998 <42262393+dwn1998@users.noreply.github.com>
Co-authored-by: Martin Holst Swende <martin@swende.se>
2023-03-10 18:30:26 +01:00
Péter Szilágyi
cd31f2dee2
all: change chain head markers from block to header (#26777) 2023-03-02 08:29:15 +02:00
Martin Holst Swende
4d3525610e
all: remove deprecated uses of math.rand (#26710)
This PR is a (superior) alternative to https://github.com/ethereum/go-ethereum/pull/26708, it handles deprecation, primarily two specific cases. 

`rand.Seed` is typically used in two ways
- `rand.Seed(time.Now().UnixNano())` -- we seed it, just to be sure to get some random, and not always get the same thing on every run. This is not needed, with global seeding, so those are just removed. 
- `rand.Seed(1)` this is typically done to ensure we have a stable test. If we rely on this, we need to fix up the tests to use a deterministic prng-source. A few occurrences like this has been replaced with a proper custom source. 

`rand.Read` has been replaced by `crypto/rand`.`Read` in this PR.
2023-02-16 14:36:58 -05:00
Péter Szilágyi
a6dda03644
all: refactor txpool into it's own package in prep for 4844 2022-10-24 16:35:53 +03:00