geth ropsten 연동.

private으로 geth를 돌리다가 ropsten과 연동해서 잘 돌아가는 script는 다음과 같다.

ropstenGenesis.json

{
  "config": {
      "chainId": 3,
      "homesteadBlock": 0,
      "eip150Block": 0,
      "eip155Block": 10,
      "eip158Block": 10,
      "eip160Block": 10
  },
  "difficulty": "0x100000",
  "gasLimit": "0x1000000",
  "alloc": {
      "49.....<주소>...2ea":
       { "balance": "0" }
  },
  "coinbase" : "0x49...<주소>...2ea",
  "extraData"  : "0x3535353535353535353535353535353535353535353535353535353535353535",
  "nonce"      : "0x0000000000000042",
  "mixhash"    : "0x0000000000000000000000000000000000000000000000000000000000000000",
  "parentHash" : "0x0000000000000000000000000000000000000000000000000000000000000000",
  "timestamp"  : "0x00"
}

ropstenInit.sh

./geth removedb
rm -rf /Users/USERNAME/Library/Ethereum/geth/testnet/transactions.rlp
rm -rf /root/.ethash
./geth --identity "myRopsten" --maxpeers 3 --networkid 3 init ./ropstenGenesis.json

ropstenStart.sh

nohup ./geth --testnet --syncmode "fast" --bootnodes "enode://63327...@52.232.243.152:30303,
enode://94c15@192.81.208.223:30303" --rpc --rpcaddr "127.0.0.1" --rpcport "8545" 
--rpcapi "admin,db,eth,debug,miner,net,shh,txpool,personal,web3" --rpccorsdomain "*" --networkid 3 
--port 30303 --maxpeers 3 --metrics --mine --minerthreads 1 --cache=3072 
--miner.etherbase="0x49...2ea"&

ropstenAttach.sh

./geth attach ipc:/Users/USERNAME/Library/Ethereum/testnet/geth.ipc