cerc-io/ipld-eth-server
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add eth_chainId JSON-RPC endpoint

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This commit is contained in:
ramil 2021-04-20 00:52:58 +03:00
parent 9d590e15bc
commit f8b9d9475e
3 changed files with 21 additions and 4 deletions
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13
pkg/eth/api.go
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@ -167,6 +167,19 @@ func (pea *PublicEthAPI) GetBlockByHash(ctx context.Context, hash common.Hash, f
return nil, err
}
// ChainId is the EIP-155 replay-protection chain id for the current ethereum chain config.
func (api *PublicEthAPI) ChainId() (hexutil.Uint64, error) {
chainID := new(big.Int)
block, err := api.B.CurrentBlock()
if err != nil {
return 0, err
}
if config := api.B.Config.ChainConfig; config.IsEIP155(block.Number()) {
chainID = config.ChainID
}
return (hexutil.Uint64)(chainID.Uint64()), nil
}
/*
Uncles

6
pkg/eth/backend.go
View File

@ -202,9 +202,9 @@ func (b *Backend) GetTd(blockHash common.Hash) (*big.Int, error) {
}
// CurrentBlock returns the current block
func (b *Backend) CurrentBlock() *types.Block {
block, _ := b.BlockByNumber(context.Background(), rpc.LatestBlockNumber)
return block
func (b *Backend) CurrentBlock() (*types.Block, error) {
block, err := b.BlockByNumber(context.Background(), rpc.LatestBlockNumber)
return block, err
}
// BlockByNumberOrHash returns block by number or hash

6
pkg/graphql/graphql.go
View File

@ -867,7 +867,11 @@ func (r *Resolver) Blocks(ctx context.Context, args struct {
if args.To != nil {
to = rpc.BlockNumber(*args.To)
} else {
to = rpc.BlockNumber(r.backend.CurrentBlock().Number().Int64())
block, err := r.backend.CurrentBlock()
if err != nil {
return []*Block{}, nil
}
to = rpc.BlockNumber(block.Number().Int64())
}
if to < from {
return []*Block{}, nil