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https://github.com/ethereum/go-ethereum.git
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16117eb7cd
Seems the `signal.result` was not sent back in shorten case, this will cause a deadlock. --------- Signed-off-by: jsvisa <delweng@gmail.com> Co-authored-by: Gary Rong <garyrong0905@gmail.com>
57 lines
2 KiB
Go
57 lines
2 KiB
Go
// Copyright 2025 The go-ethereum Authors
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// This file is part of the go-ethereum library.
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//
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// The go-ethereum library is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// The go-ethereum library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
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package pathdb
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import (
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"testing"
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"time"
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"github.com/ethereum/go-ethereum/core/rawdb"
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)
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// TestHistoryIndexerShortenDeadlock tests that a call to shorten does not
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// deadlock when the indexer is active. This specifically targets the case where
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// signal.result must be sent to unblock the caller.
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func TestHistoryIndexerShortenDeadlock(t *testing.T) {
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//log.SetDefault(log.NewLogger(log.NewTerminalHandlerWithLevel(os.Stderr, log.LevelInfo, true)))
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db := rawdb.NewMemoryDatabase()
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freezer, _ := rawdb.NewStateFreezer(t.TempDir(), false, false)
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defer freezer.Close()
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histories := makeHistories(100)
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for i, h := range histories {
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accountData, storageData, accountIndex, storageIndex := h.encode()
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rawdb.WriteStateHistory(freezer, uint64(i+1), h.meta.encode(), accountIndex, storageIndex, accountData, storageData)
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}
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// As a workaround, assign a future block to keep the initer running indefinitely
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indexer := newHistoryIndexer(db, freezer, 200)
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defer indexer.close()
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done := make(chan error, 1)
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go func() {
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done <- indexer.shorten(200)
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}()
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select {
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case err := <-done:
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if err != nil {
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t.Fatalf("shorten returned an unexpected error: %v", err)
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}
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case <-time.After(2 * time.Second):
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t.Fatal("timed out waiting for shorten to complete, potential deadlock")
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}
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}
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