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mempool: ErrPreCheck and more log info #2724

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merged 2 commits into from
Nov 6, 2018
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ebuchman
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We weren't returning error when failing PreCheck before.

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🍇

@@ -66,6 +66,9 @@ var (

// ErrMempoolIsFull means Tendermint & an application can't handle that much load
ErrMempoolIsFull = errors.New("Mempool is full")

// ErrPreCheck means the tx bytes are invalid - ie. too big.
ErrPreCheck = errors.New("Tx failed precheck")
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Should we be explicit about the reason in the msg / logs? Otherwise devs will have to dig into the code in order to figure out what precheck is.

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Yeh that would be nice - maybe those funcs should return errors instead of bool?

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Good idea

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🎃 👻

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melekes commented Nov 1, 2018

--- FAIL: TestMempoolFilters (0.00s)
	mempool_test.go:69: Error after CheckTx: Tx failed precheck

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melekes commented Nov 1, 2018

I will fix.

also, continue execution when checking txs in mempool_test if
err=PreCheckErr
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Codecov Report

Merging #2724 into develop will decrease coverage by 0.13%.
The diff coverage is 93.75%.

@@             Coverage Diff             @@
##           develop    #2724      +/-   ##
===========================================
- Coverage    61.72%   61.58%   -0.14%     
===========================================
  Files          207      207              
  Lines        16942    16951       +9     
===========================================
- Hits         10458    10440      -18     
- Misses        5622     5644      +22     
- Partials       862      867       +5
Impacted Files Coverage Δ
mempool/mempool.go 78.52% <93.75%> (+4.34%) ⬆️
privval/ipc_server.go 64.15% <0%> (-5.67%) ⬇️
consensus/state.go 75.93% <0%> (-3.06%) ⬇️
state/store.go 67.47% <0%> (-2.6%) ⬇️
consensus/reactor.go 71.22% <0%> (-0.78%) ⬇️
blockchain/pool.go 65.73% <0%> (-0.7%) ⬇️
privval/tcp_server.go 81.42% <0%> (+2.85%) ⬆️

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LGTM

if mem.postCheck == nil {
return true
}
if err := mem.postCheck(tx, r); err != nil {
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I think we probably want to report this through the logger. Looks like right now we just swallow it, so it won't be obvious why a tx failed

@@ -66,7 +65,10 @@ func checkTxs(t *testing.T, mempool *Mempool, count int) types.Txs {
t.Error(err)
}
if err := mempool.CheckTx(txBytes, nil); err != nil {
t.Fatalf("Error after CheckTx: %v", err)
if IsPreCheckError(err) {
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why are these happening here?

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TestMempoolFilters will fail otherwise (it asserts a number of txs created, not panic)

nopPreFilter := func(tx types.Tx) bool { return true }
nopPostFilter := func(tx types.Tx, res *abci.ResponseCheckTx) bool { return true }

// This is the same filter we expect to be used within node/node.go and state/execution.go
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Nice!

@ebuchman ebuchman merged commit 7246ffc into develop Nov 6, 2018
@ebuchman ebuchman deleted the bucky/mempool-err-and-log branch November 6, 2018 06:32
melekes added a commit that referenced this pull request Nov 6, 2018
This is a follow-up from #2724
melekes added a commit that referenced this pull request Nov 6, 2018
This is a follow-up from #2724

Closes #2761
@melekes melekes mentioned this pull request Nov 6, 2018
4 tasks
ebuchman pushed a commit that referenced this pull request Nov 7, 2018
This is a follow-up from #2724

Closes #2761
maxim-levy pushed a commit to maxim-levy/tendermint that referenced this pull request Nov 13, 2018
* 'master' of https://github.com/tendermint/tendermint: (330 commits)
  Release/v0.26.1 (tendermint#2803)
  fix amino overhead computation for Tx (tendermint#2792)
  p2p: re-check after sleeps (tendermint#2664)
  check the result of `ps.peer.Send` before calling `ps.setHasVote` (tendermint#2787)
  p2p: AddressBook requires addresses to have IDs; Do not close conn immediately after sending pex addrs in seed mode (tendermint#2797)
  test AutoFile#Size (happy path)
  [autofile/group] do not panic when checking size
  openFile creates a file if not exist => ErrNotExist is not possible
  use our logger in autofile/group
  Add tests for ValidateBasic methods (tendermint#2754)
  [docs] improve organization of ABCI docs & fix links (tendermint#2749)
  p2p: peer-id -> peer_id (tendermint#2771)
  mempool: print postCheck error (tendermint#2762)
  Fix crypto/merkle ProofOperators.Verify to check bounds on keypath pa… (tendermint#2756)
  Mempool WAL is still created by default in home directory, leads to permission errors (tendermint#2758)
  mempool: ErrPreCheck and more log info (tendermint#2724)
  Release/v0.26.0 (tendermint#2726)
  [ADR] [DRAFT] pubsub 2.0 (tendermint#2532)
  validate reactor messages (tendermint#2711)
  TMHASH is 32 bytes. Closes tendermint#1990 (tendermint#2732)
  ...
iKapitonau pushed a commit to scrtlabs/tendermint that referenced this pull request Jul 10, 2024
…r) (backport tendermint#2715) (tendermint#2724)

close: tendermint#779 

This PR adds additional information on `ExtendedCommitInfo` and
`CommitInfo` data types about the validator set ordering (total power)
guarantees.

#### PR checklist

- [ ] Tests written/updated
- [ ] Changelog entry added in `.changelog` (we use
[unclog](https://github.com/informalsystems/unclog) to manage our
changelog)
- [X] Updated relevant documentation (`docs/` or `spec/`) and code
comments
- [X] Title follows the [Conventional
Commits](https://www.conventionalcommits.org/en/v1.0.0/) spec
<hr>This is an automatic backport of pull request tendermint#2715 done by
[Mergify](https://mergify.com).

Co-authored-by: Andy Nogueira <me@andynogueira.dev>
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4 participants