Provide liquidity for NuBits using NuBot

install-nubot.markdown

Provide liquidity for Nu using NuBot

Exchange

• Create separate account if using Nu funds.
• Link account to primary account (from primary account).
• Enable multi-factor authentication.
• Enable API access.
• Create API key.
• Restrict API access to IP of gateway.

Setup server (VPS)

• Create Droplet on DigitalOcean.
  • Use Ubuntu LTS.
  • Choose specifications: 4 GB RAM recommended.
  • Select SSH key, or use password (not recommended).
• Open console and note its fingerprint if possible. Compare at SSH login. This can verify you're connecting to that server and not an impostor.

Set SSH alias for VPS

vpsip=REPLACE_WITH_NUBOT_SERVER_IP
cat << EOF >> ~/.ssh/config
Host nubotserver
    User nu
    HostName $vpsip
EOF

NuBot on VPS

ssh root@nubotserver

Enable firewall

ufw allow ssh
ufw enable

Press Y, Enter.

Add user nu without password

Passwordless logins are denied by default.

adduser nu --disabled-password

mkdir /home/nu/.ssh
chown nu:nu /home/nu/.ssh
chmod 700 /home/nu/.ssh
cat /root/.ssh/authorized_keys >> /home/nu/.ssh/authorized_keys
chown nu:nu /home/nu/.ssh/authorized_keys

Install unarchiver

apt-get install -y unzip

Install Java

add-apt-repository ppa:webupd8team/java

Press Enter.

apt-get update
apt-get install -y oracle-java8-installer

Accept the terms for Java. (Enter, Left, Enter)

Automate security updates

Won't reboot.

dpkg-reconfigure --priority=low unattended-upgrades

Setup NuBot

ssh nu@nubotserver

wget https://bitbucket.org/JordanLeePeershares/nubottrading/downloads/nubot-v0.5.0-RC5.zip
unzip nubot-v0.5.0-RC5.zip
ln -s nubot-v0.5.0-RC5 nubot

NuBot configuration

Bittrex

• txFee: 0.25
• bookSellOffset: 0.001
• bookBuyOffset: 0.001

Cryptopia

• txFee: 0.2
• bookSellOffset: 0.003
• bookBuyOffset: 0.003

Adjust these to your liking in the configuration panel of the web interface for NuBot. Use the Preview button to view a graph with the resulting walls.

EXCHANGE=bittrex
APIKEY=
APISECRET=
cat << EOF > ~/$EXCHANGE.json
{
  "exchangeName": "$EXCHANGE",
  "apiKey": "$APIKEY",
  "apiSecret": "$APISECRET",
  "dualSide": true,
  "pair": "usnbt_btc",
  "txFee": 0.25,
  "priceIncrement": 3.0E-4,
  "emergencyTimeout": 60,
  "keepProceeds": 0.0,
  "wallchangeThreshold": 0.15,
  "bookDisabletier2": false,
  "bookSellwall": 100.0,
  "bookBuywall": 100.0,
  "bookSellOffset": 0.001,
  "bookBuyOffset": 0.001,
  "bookSellMaxVolumeCumulative": 0.0,
  "bookBuyMaxVolumeCumulative": 0.0,
  "bookBuyInterval": 0.008,
  "bookSellInterval": 0.008,
  "bookSellType": "EXP",
  "bookBuyType": "EXP",
  "bookSellSteepness": "MID",
  "bookBuySteepness": "MID",
  "rpcUser": "",
  "rpcPass": "",
  "nubitAddress": "",
  "nudPort": 9091,
  "bypassStreaming": true,
  "nudIp": "127.0.0.1",
  "mailnotifications": "NONE",
  "mailRecipient": "",
  "submitLiquidity": false,
  "executeOrders": true,
  "verbosity": "NORMAL",
  "gitter": false,
  "multipleOperators": false,
  "webport": 8889,
  "poolModeActive": false,
  "poolURI": "",
  "poolPayoutAddress": "",
  "poolSubmitInterval": 50,
  "mainFeed": "coinmarketcap_ne",
  "backupFeeds": [
    "coinmarketcap_no",
    "bitcoinaverage"
  ]
}
EOF

ln -s $EXCHANGE.json config.json

Configure startup of NuBot

Create scripts for ease of use.

cat << 'EOF' > ~/start-nubot.sh

#!/bin/sh

tmux new-session -d -s "NuBot" -n "NuBot" "cd nubot && java -jar NuBot.jar -server -skipCredentials -cfg=../config.json ; /bin/bash || $SHELL"
tmux move-window -s "Gateway":0 -t 1
tmux set-option -t "Gateway" base-index 1

EOF

chmod +x ~/start-nubot.sh

Start NuBot

Open SSH tunnel to access NuBot's web interface

ssh -f nu@nubotserver -L 8889:REPLACE_WITH_NUBOT_SERVER_IP:8889 -N

Login to server

ssh nu@nubotserver

Start NuBot

./start-nubot.sh

Open NuBot's control panel

http://localhost:8889

Check your configuration in the “Configuration” tab. Preview the walls at the bottom.

Start with a low amount of funds on the entire exchange account until you're confident the configuration is correct.

Press “Start NuBot” under the “Dashboard” tab.