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Check kzg commitment count from builder (#13394)

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This commit is contained in:
terence 2024-01-01 22:50:23 -08:00 committed by GitHub
parent 9809f5ac77
commit 351ed1c511
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
3 changed files with 54 additions and 1 deletions
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19
api/client/builder/client_test.go
View File

@ -275,7 +275,24 @@ func TestClient_GetHeader(t *testing.T) {
require.Equal(t, len(kcgCommitments[i]) == 48, true)
}
})
t.Run("deneb, too many kzg commitments", func(t *testing.T) {
hc := &http.Client{
Transport: roundtrip(func(r *http.Request) (*http.Response, error) {
require.Equal(t, expectedPath, r.URL.Path)
return &http.Response{
StatusCode: http.StatusOK,
Body: io.NopCloser(bytes.NewBufferString(testExampleHeaderResponseDenebTooManyBlobs)),
Request: r.Clone(ctx),
}, nil
}),
}
c := &Client{
hc: hc,
baseURL: &url.URL{Host: "localhost:3500", Scheme: "http"},
}
_, err := c.GetHeader(ctx, slot, bytesutil.ToBytes32(parentHash), bytesutil.ToBytes48(pubkey))
require.ErrorContains(t, "could not extract proto message from header: too many blob commitments: 7", err)
})
t.Run("unsupported version", func(t *testing.T) {
hc := &http.Client{
Transport: roundtrip(func(r *http.Request) (*http.Response, error) {

3
api/client/builder/types.go
View File

@ -908,6 +908,9 @@ func (bb *BuilderBidDeneb) ToProto() (*eth.BuilderBidDeneb, error) {
if err != nil {
return nil, err
}
if len(bb.BlobKzgCommitments) > fieldparams.MaxBlobsPerBlock {
return nil, fmt.Errorf("too many blob commitments: %d", len(bb.BlobKzgCommitments))
}
kzgCommitments := make([][]byte, len(bb.BlobKzgCommitments))
for i, commit := range bb.BlobKzgCommitments {
if len(commit) != fieldparams.BLSPubkeyLength {

33
api/client/builder/types_test.go
View File

@ -209,6 +209,39 @@ var testExampleHeaderResponseUnknownVersion = `{
}
}`
var testExampleHeaderResponseDenebTooManyBlobs = `{
"version": "deneb",
"data": {
"message": {
"header": {
"parent_hash": "0xcf8e0d4e9587369b2301d0790347320302cc0943d5a1884560367e8208d920f2",
"fee_recipient": "0xabcf8e0d4e9587369b2301d0790347320302cc09",
"state_root": "0xcf8e0d4e9587369b2301d0790347320302cc0943d5a1884560367e8208d920f2",
"receipts_root": "0xcf8e0d4e9587369b2301d0790347320302cc0943d5a1884560367e8208d920f2",
"logs_bloom": "0x00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000",
"prev_randao": "0xcf8e0d4e9587369b2301d0790347320302cc0943d5a1884560367e8208d920f2",
"block_number": "1",
"gas_limit": "1",
"gas_used": "1",
"timestamp": "1",
"extra_data": "0xcf8e0d4e9587369b2301d0790347320302cc0943d5a1884560367e8208d920f2",
"base_fee_per_gas": "452312848583266388373324160190187140051835877600158453279131187530910662656",
"block_hash": "0xcf8e0d4e9587369b2301d0790347320302cc0943d5a1884560367e8208d920f2",
"transactions_root": "0xcf8e0d4e9587369b2301d0790347320302cc0943d5a1884560367e8208d920f2",
"withdrawals_root": "0xcf8e0d4e9587369b2301d0790347320302cc0943d5a1884560367e8208d920f2",
"blob_gas_used": "1",
"excess_blob_gas": "2"
},
"blob_kzg_commitments": [
"","","","","","",""
],
"value": "652312848583266388373324160190187140051835877600158453279131187530910662656",
"pubkey": "0x93247f2209abcacf57b75a51dafae777f9dd38bc7053d1af526f220a7489a6d3a2753e5f3e8b1cfe39b56f43611df74a"
},
"signature": "0x1b66ac1fb663c9bc59509846d6ec05345bd908eda73e670af888da41af171505cc411d61252fb6cb3fa0017b679f8bb2305b26a285fa2737f175668d0dff91cc1b66ac1fb663c9bc59509846d6ec05345bd908eda73e670af888da41af171505"
}
}`
func TestExecutionHeaderResponseUnmarshal(t *testing.T) {
hr := &ExecHeaderResponse{}
require.NoError(t, json.Unmarshal([]byte(testExampleHeaderResponse), hr))