core: get transactions from dao when mempool should not be used #655
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All of these places deal strictly with the chain and shouldn't ever be bothered with mempool. It also fixes a deadlock on reverification of non-standard tx: 1 @ 0x42f62f 0x43fbe9 0x43fbbf 0x43f95d 0x967059 0x966f66 0x972c7c 0x974e13 0x97a5d9 0x97bdf0 0x976147 0x966cc0 0x970f70 0x96c8cb 0x9ba858 0x45ca51 0x43f95c sync.runtime_SemacquireMutex+0x3c /usr/local/go/src/runtime/sema.go:71 0x967058 sync.(*RWMutex).RLock+0x128 /usr/local/go/src/sync/rwmutex.go:50 0x966f65 github.com/CityOfZion/neo-go/pkg/core/mempool.(*Pool).TryGetValue+0x35 /go/src/github.com/CityOfZion/neo-go/pkg/core/mempool/mem_pool.go:229 0x972c7b github.com/CityOfZion/neo-go/pkg/core.(*Blockchain).GetTransaction+0x4b /go/src/github.com/CityOfZion/neo-go/pkg/core/blockchain.go:782 0x974e12 github.com/CityOfZion/neo-go/pkg/core.(*Blockchain).References+0x132 /go/src/github.com/CityOfZion/neo-go/pkg/core/blockchain.go:944 0x97a5d8 github.com/CityOfZion/neo-go/pkg/core.(*Blockchain).GetScriptHashesForVerifying+0x58 /go/src/github.com/CityOfZion/neo-go/pkg/core/blockchain.go:1410 0x97bdef github.com/CityOfZion/neo-go/pkg/core.(*Blockchain).verifyTxWitnesses+0x4f /go/src/github.com/CityOfZion/neo-go/pkg/core/blockchain.go:1545 0x976146 github.com/CityOfZion/neo-go/pkg/core.(*Blockchain).isTxStillRelevant+0x216 /go/src/github.com/CityOfZion/neo-go/pkg/core/blockchain.go:1067 0x966cbf github.com/CityOfZion/neo-go/pkg/core/mempool.(*Pool).RemoveStale+0xff /go/src/github.com/CityOfZion/neo-go/pkg/core/mempool/mem_pool.go:208 0x970f6f github.com/CityOfZion/neo-go/pkg/core.(*Blockchain).storeBlock+0x2ecf /go/src/github.com/CityOfZion/neo-go/pkg/core/blockchain.go:614 0x96c8ca github.com/CityOfZion/neo-go/pkg/core.(*Blockchain).AddBlock+0xea /go/src/github.com/CityOfZion/neo-go/pkg/core/blockchain.go:308 0x9ba857 github.com/CityOfZion/neo-go/pkg/network.(*blockQueue).run+0x157 /go/src/github.com/CityOfZion/neo-go/pkg/network/blockqueue.go:48
Codecov Report
@@ Coverage Diff @@
## master #655 +/- ##
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Coverage 65.09% 65.09%
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Files 125 125
Lines 10565 10565
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Hits 6877 6877
Misses 3410 3410
Partials 278 278
Continue to review full report at Codecov.
|
fyrchik
approved these changes
Feb 11, 2020
|
Nope, I don't think it'll make any difference for restore scenario because we have an empty mempool there and I've never seen it in pprof. |
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All of these places deal strictly with the chain and shouldn't ever be
bothered with mempool. It also fixes a deadlock on reverification of
non-standard tx: