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Airchain Node Installation

Chain ID: varanasi-1 | Node Version: v0.3.2 | Custom Port: 20
note

First You Need Set Variabels

MONIKER=<YOUR_MONIKER_NAME>
echo "export MONIKER=$MONIKER" >> $HOME/.bash_profile
echo "export AIR_CHAIN_ID="varanasi-1"" >> $HOME/.bash_profile
echo "export AIR_PORT="20"" >> $HOME/.bash_profile
source $HOME/.bash_profile

Install Dependencies​

sudo apt update && sudo apt upgrade -y
sudo apt install curl clang pkg-config libssl-dev jq build-essential tar wget  bsdmainutils git make ncdu gcc git jq htop tmux chrony liblz4-tool fail2ban -y

Install GO​

cd $HOME
VER="1.21.6"
wget "https://golang.org/dl/go$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"
[ ! -f ~/.bash_profile ] && touch ~/.bash_profile
echo "export PATH=$PATH:/usr/local/go/bin:~/go/bin" >> ~/.bash_profile
source $HOME/.bash_profile
[ ! -d ~/go/bin ] && mkdir -p ~/go/bin
go version

Install Rust​

curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh
rustc --version

Download and Build Binaries​

cd $HOME
wget -O junctiond https://github.com/airchains-network/junction/releases/download/v0.3.2/junctiond-linux-amd64
chmod +x junctiond
mv junctiond $HOME/go/bin/

Initialize The Node​

junctiond config node tcp://localhost:${AIR_PORT}657
junctiond config chain-id $AIR_CHAIN_ID
junctiond config keyring-backend test
junctiond init $MONIKER --chain-id $AIR_CHAIN_ID

Download Genesis & Addrbook​

wget -O $HOME/.junctiond/config/genesis.json https://files.shazoes.xyz/testnets/airchain/genesis.json
wget -O $HOME/.junctiond/config/addrbook.json https://files.shazoes.xyz/testnets/airchain/addrbook.json

Configure Seeds and Peers​

SEEDS=""
PEERS="23d311c322a87930c58714cb32dab19f9669c7b5@airchain-testnet-rpc.shazoes.xyz:20656,03c296401c5177ed06258d3bba0649131ef02fed@65.108.233.73:19656,b82f3cb589b730da922484a2a2c44b252bd3d5db@152.53.121.42:41656,910cc6790cc6f97f5e1f9f049e81917bceba4870@144.76.70.103:19656,301a14ccbcf3fc15f9f90619e39743a8bf9eeafd@65.109.93.124:30856,cfb052e64e508f4b40f0ec07b52a31abfda82270@95.217.62.179:11956,f84b41b95e828ee915aea19dd656cca7d39cf47b@37.17.244.207:33656,b43f7c96bb780d9ac535d3c1f78092cf8c455e85@104.36.23.246:26656,ca0a4b67fd6ffd6a70ea8d0e3c8d284de0f8222f@37.27.132.57:19656,1d7a1809b616ce2437a5978bebbfcefec4bc3aa0@193.34.212.80:60656"
sed -i -e "s/^seeds *=.*/seeds = \"$SEEDS\"/; s/^persistent_peers *=.*/persistent_peers = \"$PEERS\"/" $HOME/.junctiond/config/config.toml

Set Custom Port​

sed -i.bak -e "s%:1317%:${AIR_PORT}317%g;
s%:8080%:${AIR_PORT}080%g;
s%:9090%:${AIR_PORT}090%g;
s%:9091%:${AIR_PORT}091%g;
s%:8545%:${AIR_PORT}545%g;
s%:8546%:${AIR_PORT}546%g;
s%:6065%:${AIR_PORT}065%g" $HOME/.junctiond/config/app.toml
sed -i.bak -e "s%:26658%:${AIR_PORT}658%g;
s%:26657%:${AIR_PORT}657%g;
s%:6060%:${AIR_PORT}060%g;
s%:26656%:${AIR_PORT}656%g;
s%^external_address = \"\"%external_address = \"$(wget -qO- eth0.me):${AIR_PORT}656\"%;
s%:26660%:${AIR_PORT}660%g" $HOME/.junctiond/config/config.toml

Customize Pruning​

pruning="custom"
pruning_keep_recent="100"
pruning_keep_every="0"
pruning_interval="10"
sed -i -e "s/^pruning *=.*/pruning = \"$pruning\"/" $HOME/.junctiond/config/app.toml
sed -i -e "s/^pruning-keep-recent *=.*/pruning-keep-recent = \"$pruning_keep_recent\"/" $HOME/.junctiond/config/app.toml
sed -i -e "s/^pruning-keep-every *=.*/pruning-keep-every = \"$pruning_keep_every\"/" $HOME/.junctiond/config/app.toml
sed -i -e "s/^pruning-interval *=.*/pruning-interval = \"$pruning_interval\"/" $HOME/.junctiond/config/app.toml

Set Minimum Gas Price, Enable Prometheus, and Disable Indexer​

sed -i -e "s/^minimum-gas-prices *=.*/minimum-gas-prices = \"0.0025uamf\"/" $HOME/.junctiond/config/app.toml
sed -i -e 's|^indexer *=.*|indexer = "null"|' $HOME/.junctiond/config/config.toml
sed -i 's|^prometheus *=.*|prometheus = true|' $HOME/.junctiond/config/config.toml

Set Service File​

sudo tee /etc/systemd/system/junctiond.service > /dev/null <<EOF
[Unit]
Description=airchain-testnet
After=network-online.target

[Service]
User=$USER
ExecStart=$(which junctiond) start --home $HOME/.junctiond
Restart=on-failure
RestartSec=3
LimitNOFILE=65535

[Install]
WantedBy=multi-user.target
EOF

Enable Service and Start Node​

sudo systemctl daemon-reload && sudo systemctl enable junctiond && sudo systemctl start junctiond && sudo journalctl -fu junctiond -o cat