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maintainence(lib/runtime/wasmer): add support for polkadot runtime v0.9.10 #1818

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merged 9 commits into from
Oct 5, 2021

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noot
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@noot noot commented Sep 30, 2021

Changes

Tests

go test ./lib/crypto/secp256k1
go test ./lib/runtime/wasmer/ -run TestInstance_Version_PolkadotRuntime_v0910

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codecov bot commented Sep 30, 2021

Codecov Report

Merging #1818 (cb6e5c6) into development (0c86c24) will decrease coverage by 0.21%.
The diff coverage is 12.50%.

Impacted file tree graph

@@               Coverage Diff               @@
##           development    #1818      +/-   ##
===============================================
- Coverage        59.76%   59.55%   -0.22%     
===============================================
  Files              188      188              
  Lines            19678    19686       +8     
===============================================
- Hits             11761    11724      -37     
- Misses            5936     5982      +46     
+ Partials          1981     1980       -1     
Flag Coverage Δ
unit-tests 59.55% <12.50%> (-0.22%) ⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files Coverage Δ
lib/crypto/secp256k1/secp256k1.go 40.78% <0.00%> (-2.27%) ⬇️
lib/runtime/constants.go 0.00% <ø> (ø)
lib/runtime/test_helpers.go 17.10% <0.00%> (-0.47%) ⬇️
lib/runtime/wasmer/imports.go 42.81% <20.00%> (+0.09%) ⬆️
dot/network/sync_benchmark.go 14.28% <0.00%> (-85.72%) ⬇️
dot/network/sync.go 61.85% <0.00%> (-5.14%) ⬇️
lib/babe/epoch.go 64.51% <0.00%> (-2.16%) ⬇️
dot/network/service.go 70.00% <0.00%> (-1.15%) ⬇️
dot/core/service.go 52.04% <0.00%> (-0.75%) ⬇️
dot/digest/digest.go 67.16% <0.00%> (+0.99%) ⬆️
... and 2 more

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This lgtm, however I'm concerned with the version_2 just calling version_1. I don't see these version_2s defined in the spec, but looking at the substrate code there is a slight difference:
https://github.com/paritytech/substrate/blob/2ab5cd2880b1ec798a7c2a72c29f995f54b45f13/primitives/io/src/lib.rs#L764 is different than: https://github.com/paritytech/substrate/blob/2ab5cd2880b1ec798a7c2a72c29f995f54b45f13/primitives/io/src/lib.rs#L789 for secp256k1_ecdsa_recover.

And for secp256k1_ecdsa_recover_compressed: https://github.com/paritytech/substrate/blob/2ab5cd2880b1ec798a7c2a72c29f995f54b45f13/primitives/io/src/lib.rs#L812 is different than: https://github.com/paritytech/substrate/blob/2ab5cd2880b1ec798a7c2a72c29f995f54b45f13/primitives/io/src/lib.rs#L834

I'm not sure what the difference is between parse_overflowing_slice and parse_standard_slice is, we should determine how this difference affects behavior.

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noot commented Oct 1, 2021

@edwardmack ok not sure how I missed that😬 I'll look into the difference between the two today and let you know when it's updated

@noot noot marked this pull request as draft October 1, 2021 07:54
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noot commented Oct 1, 2021

@edwardmack looked into the difference between parse_overflowing and parse_standard, it seems that parse_overflowing is a non-standard way of parsing a signature that is potentially larger than the secp256k1 curve order: https://github.com/paritytech/libsecp256k1/blob/b30fdab3d323c5418264f961dbef6608bb04f15f/src/lib.rs#L498 I believe that the Go library (which uses the C Bitcoin secp256k1 implementation under the hood) is likely already using "standard" parsing, so this should be ok to do.

@noot noot marked this pull request as ready for review October 1, 2021 13:04
@@ -48,11 +51,27 @@ type PublicKey struct {

// RecoverPublicKey returns the 64-byte uncompressed public key that created the given signature.
func RecoverPublicKey(msg, sig []byte) ([]byte, error) {
if sig[64] == 27 {
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Can you add code comments to explain what this is doing?

lib/crypto/secp256k1/secp256k1.go Outdated Show resolved Hide resolved
@noot noot changed the title maintainence(lib/runtime.wasmer): add support for polkadot runtime v0.9.10 maintainence(lib/runtime/wasmer): add support for polkadot runtime v0.9.10 Oct 5, 2021
@noot noot merged commit 5c11fb2 into development Oct 5, 2021
@noot noot deleted the noot/runtime-v0.9.10 branch October 5, 2021 11:25
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🎉 This PR is included in version 0.6.0 🎉

The release is available on GitHub release

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timwu20 pushed a commit to timwu20/gossamer that referenced this pull request Dec 6, 2021
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3 participants