~$ uname -a
Linux deploydemo 4.15.0-1025-gcp #26~16.04.1-Ubuntu SMP Wed Nov 21 10:13:20 UTC 2018 x86_64 x86_64 x86_64 GNU/Linux

~$ geth version
Geth
Version: 1.8.12-stable
Git Commit: 37685930d953bcbe023f9bc65b135a8d8b8f1488
Architecture: amd64
Protocol Versions: [63 62]
Network Id: 1
Go Version: go1.10.3

~$ wget https://dl.google.com/go/go1.10.3.linux-amd64.tar.gz
~$ sudo tar -C /usr/local -xzf go1.10.3.linux-amd64.tar.gz
~$ export PATH=$PATH:/usr/local/go/bin

~$ sudo add-apt-repository -y ppa:ethereum/ethereum
~$ sudo apt-get update
~$ sudo apt-get install ethereum
# Test

# create data dir
~$ mkdir privateNet
~$ cd privateNet
# create account and specify a directory for storing chain data
~$ geth --datadir dataDir account new
Passphrase:
Repeat passphrase:
Address: {35891a52b96846f9c304dd6bc65eefdc795ed861}
# take note this account address for future usage
# echo password to file
~$ echo kaiyaxiong123 > dataDir/passwd

# load genesis file (jnulibtop.json)
~$ wget https://cdn.jsdelivr.net/gh/kaiya/deploydemo@master/jnulibtop.json

# load config dump file (config.toml)
~$ wget https://cdn.jsdelivr.net/gh/kaiya/deploydemo@master/config.toml

# change dataset dir to your home directory
DatasetDir = "/home/xiongkaiya/.ethash"
# change HTTPPort to any port you want...
HTTPPort = 3778
ListenAddr = ":30300"
# !important change DataDir to your directory which you specify in step 3.
DataDir = "dataDir"

~$ geth --datadir dataDir init jnulibtop.json

# start geth and attach to console
~$ geth --config config.toml console
# get node info in geth console 
> admin.nodeInfo.enode
"enode://0db203c41c62f7cd930589aace87fece451479896d7b65e2c1148793b5679cd7f2180d205512676a550772614377a53e879d1bd643cf48d835bb7fcc0db0ac15@35.220.189.212:30300"
# take note the enode url

# add other peers in geth console
> admin.addPeer("peer's enode url")
# !attention, the ip addr in your peer's enode url must could be accessed by your machine.
# list peers
> admin.peers
[{
    caps: ["eth/63"],
    id: "0db203c41c62f7cd930589aace87fece451479896d7b65e2c1148793b5679cd7f2180d205512676a550772614377a53e879d1bd643cf48d835bb7fcc0db0ac15",
    name: "Geth/v1.8.20-stable-24d727b6/linux-amd64/go1.10.4",
    network: {
      inbound: false,
      localAddress: "202.116.174.1:47716",
      remoteAddress: "35.220.189.212:30300",
      static: true,
      trusted: false
    },
    protocols: {
      eth: {
        difficulty: 181377,
        head: "0xef06264fa715a2168c4e3f6b8f0dc7e090d4becf807e83461fd64e04f62d7d79",
        version: 63
      }
    }
}]

#!/bin/bash
geth --config config.toml --unlock 0x${account_address} --password ./dataDir/passwd --targetgaslimit '9000000' --mine

nohup bash start.sh > run.log 2>&1 &

tail -f run.log