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Installation

Minimum hardware requirement​

4-8 Cores, 16G Ram, 500G NVME, Ubuntu 22.04 - 24.04

Installation of required packages​

sudo apt update && sudo apt upgrade -y
sudo apt install curl git wget htop tmux build-essential jq make lz4 gcc unzip -y

Installation GO​

cd ~
VER="1.23.4" # Make sure that this version does not broke any other apps you run!
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

Downloading and installing node​

mkdir -p $HOME/latanda-build && cd $HOME/latanda-build

wget -q https://latanda.online/chain/latanda-chain-source.tar.gz
tar -xzf latanda-chain-source.tar.gz

go mod tidy
go build -o latandad ./cmd/latandad

mv latandad $HOME/go/bin/

latandad version --long | grep -e version -e commit
# version: ""
# commit: ""

Set node configuration​

latandad init NodeName --chain-id latanda-testnet-1 --default-denom ultd

Downloading genesis and addressbook​

wget -O $HOME/.latanda/config/genesis.json "https://latanda.online/chain/genesis.json"
# Set seeds and peers and gas

sed -i.bak -e "s/^chain-id *=.*/chain-id = \"latanda-testnet-1\"/;" ~/.latanda/config/client.toml
sed -i.bak -e "s/^keyring-backend *=.*/keyring-backend = \"os\"/;" ~/.latanda/config/client.toml
sed -i.bak -e "s/^minimum-gas-prices *=.*/minimum-gas-prices = \"0.001ultd\"/;" ~/.latanda/config/app.toml
external_address=$(wget -qO- eth0.me)
sed -i.bak -e "s/^external_address *=.*/external_address = \"$external_address:26656\"/" $HOME/.latanda/config/config.toml
peers="[email protected]:26656"
sed -i.bak -e "s/^persistent_peers *=.*/persistent_peers = \"$peers\"/" $HOME/.latanda/config/config.toml
sed -i -e "s/^filter_peers *=.*/filter_peers = \"true\"/" $HOME/.latanda/config/config.toml


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

# Set pruning
pruning="custom"
pruning_keep_recent="1000"
pruning_interval="10"
sed -i -e "s/^pruning *=.*/pruning = \"$pruning\"/" $HOME/.latanda/config/app.toml
sed -i -e "s/^pruning-keep-recent *=.*/pruning-keep-recent = \"$pruning_keep_recent\"/" $HOME/.latanda/config/app.toml
sed -i -e "s/^pruning-interval *=.*/pruning-interval = \"$pruning_interval\"/" $HOME/.latanda/config/app.toml

Creating service file​

tee /etc/systemd/system/latandad.service > /dev/null <<EOF
[Unit]
Description=latandad
After=network-online.target
Wants=network-online.target

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

[Install]
WantedBy=multi-user.target
EOF

sudo systemctl daemon-reload
sudo systemctl enable latandad

Start node​

sudo systemctl restart latandad && journalctl -u latandad -f -o cat