Update for geth version 1.10

- remove workaround for to low maxRequestContentLength
- stop using obsolete eth_protocolVersion RPC call

bchain/coins/eth/ethrpc.go

@@ -340,19 +340,15 @@ func (b *EthereumRPC) GetChainInfo() (*bchain.ChainInfo, error) {
 	if err != nil {
 		return nil, err
 	}
-	var ver, protocol string
+	var ver string
 	if err := b.rpc.CallContext(ctx, &ver, "web3_clientVersion"); err != nil {
 		return nil, err
 	}
-	if err := b.rpc.CallContext(ctx, &protocol, "eth_protocolVersion"); err != nil {
-		return nil, err
-	}
 	rv := &bchain.ChainInfo{
-		Blocks:          int(h.Number.Int64()),
-		Bestblockhash:   h.Hash().Hex(),
-		Difficulty:      h.Difficulty.String(),
-		Version:         ver,
-		ProtocolVersion: protocol,
+		Blocks:        int(h.Number.Int64()),
+		Bestblockhash: h.Hash().Hex(),
+		Difficulty:    h.Difficulty.String(),
+		Version:       ver,
 	}
 	idi := int(id.Uint64())
 	if idi == 1 {

build/docker/bin/Makefile

@@ -38,7 +38,6 @@ prepare-sources:
 	mkdir -p $(BLOCKBOOK_BASE)
 	cp -r /src $(BLOCKBOOK_SRC)
 	cd $(BLOCKBOOK_SRC) && go mod download
-	sed -i 's/maxRequestContentLength\ =\ 1024\ \*\ 1024\ \*\ 5/maxRequestContentLength = 1024 * 1024 * 20/g' $(GOPATH)/pkg/mod/github.com/ethereum/go-ethereum*/rpc/http.go
 
 generate-data:
 	cd $(BLOCKBOOK_SRC) && packr clean && packr