| 145 | } |
| 146 | |
| 147 | func getStatus(config *params.ChainConfig, version uint32, genesis *ethTypes.Block, network uint64, nodeURL string) *Status { |
| 148 | if _status == nil { |
| 149 | _status = &Status{ |
| 150 | ProtocolVersion: version, |
| 151 | NetworkID: network, |
| 152 | TD: big.NewInt(0), |
| 153 | Head: genesis.Hash(), |
| 154 | Genesis: genesis.Hash(), |
| 155 | ForkID: forkid.NewID(config, genesis, 0, 0), |
| 156 | } |
| 157 | } |
| 158 | |
| 159 | if nodeURL != "" && time.Since(lastStatusUpdate) > 15*time.Second { |
| 160 | cl, err := ethclient.Dial(nodeURL) |
| 161 | if err != nil { |
| 162 | log.Error("ethclient.Dial", "err", err) |
| 163 | return _status |
| 164 | } |
| 165 | |
| 166 | header, err := cl.HeaderByNumber(context.Background(), nil) |
| 167 | if err != nil { |
| 168 | log.Error("cannot get header by number", "err", err) |
| 169 | return _status |
| 170 | } |
| 171 | |
| 172 | _status.Head = header.Hash() |
| 173 | _status.ForkID = forkid.NewID(config, genesis, header.Number.Uint64(), header.Time) |
| 174 | } |
| 175 | |
| 176 | return _status |
| 177 | } |
| 178 | |
| 179 | func readStatus(conn *Conn, info *common.ClientInfo) error { |
| 180 | switch msg := conn.Read().(type) { |