Airchains

How To Install Full Node Airchain Testnet

Setting up vars

Your Nodename (validator) that will shows in explorer

NODENAME=<Your_Nodename_Moniker>

Save variables to system

echo "export NODENAME=$NODENAME" >> $HOME/.bash_profile
if [ ! $WALLET ]; then
	echo "export WALLET=wallet" >> $HOME/.bash_profile
fi
echo "export AIRCHAINS_CHAIN_ID=junction" >> $HOME/.bash_profile
source $HOME/.bash_profile

Update packages

sudo apt update && sudo apt upgrade -y

Install dependencies

sudo apt install curl build-essential git wget jq make gcc tmux net-tools ccze -y

Install go

if ! [ -x "$(command -v go)" ]; then
  ver="1.20.2"
  cd $HOME
  wget "https://golang.org/dl/go$ver.linux-amd64.tar.gz"
  sudo rm -rf /usr/local/go
  sudo tar -C /usr/local -xzf "go$ver.linux-amd64.tar.gz"
  rm "go$ver.linux-amd64.tar.gz"
  echo "export PATH=$PATH:/usr/local/go/bin:$HOME/go/bin" >> ~/.bash_profile
  source ~/.bash_profile
fi

Download and build binaries

cd $HOME
wget -O junctiond https://github.com/airchains-network/junction/releases/download/v0.1.0/junctiond
chmod +x junctiond
mv junctiond $HOME/go/bin/

Init app

junctiond init $NODENAME --chain-id $AIRCHAINS_CHAIN_ID

Download configuration

cd $HOME
wget -O $HOME/.junction/config/genesis.json https://snap1.konsortech.xyz/airchains/genesis.json
wget -O $HOME/.junction/config/addrbook.json https://snap1.konsortech.xyz/airchains/addrbook.json

Disable indexing

indexer="null"
sed -i -e "s/^indexer *=.*/indexer = \"$indexer\"/" $HOME/.junction/config/config.toml

Config pruning

sed -i 's|pruning = "default"|pruning = "custom"|g' $HOME/.junction/config/app.toml
sed -i 's|pruning-keep-recent = "0"|pruning-keep-recent = "100"|g' $HOME/.junction/config/app.toml
sed -i 's|pruning-interval = "0"|pruning-interval = "19"|g' $HOME/.junction/config/app.toml

Set minimum gas price

sed -i 's|minimum-gas-prices =.*|minimum-gas-prices = "0.001amf"|g' $HOME/.junction/config/app.toml

Create service

sudo tee /etc/systemd/system/junctiond.service > /dev/null << EOF
[Unit]
Description=Airchains Node
After=network-online.target
[Service]
User=$USER
ExecStart=$(which junctiond) start
Restart=on-failure
RestartSec=10
LimitNOFILE=65535
[Install]
WantedBy=multi-user.target
EOF

Register and start service

sudo systemctl daemon-reload
sudo systemctl enable junctiond
sudo systemctl restart junctiond && sudo journalctl -u junctiond -f -o cat