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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

echo "export KIICHAIN_PORT="36"" >> $HOME/.bash_profile
source $HOME/.bash_profile

Downloading and installing node​

cd $HOME
rm -rf kiichain
git clone https://github.com/KiiChain/kiichain
cd $HOME/kiichain
git checkout v6.1.1
make install

Set node configuration​

kiichaind init NodeName --chain-id=kiichain_1783-1

Downloading genesis and addressbook​

curl -Ls https://snapshots.nodesync.top/Mainnet/KiiChain/genesis.json > $HOME/.kiichain/config/genesis.json
curl -Ls https://snapshots.nodesync.top/Mainnet/KiiChain/addrbook.json > $HOME/.kiichain/config/addrbook.json
# Set seeds and peers

peers="[email protected]:31556,[email protected]:26656,[email protected]:26656,[email protected]:32656,[email protected]:31556,[email protected]:26656,[email protected]:31556"
sed -i.bak -e "s/^persistent_peers *=.*/persistent_peers = \"$peers\"/" $HOME/.kiichain/config/config.toml

# Set minimum gas price
sed -i -e 's|^minimum-gas-prices *=.*|minimum-gas-prices = "1000000000akii"|' $HOME/.kiichain/config/app.toml

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

# Set pruning
sed -i -e "s/^pruning *=.*/pruning = \"custom\"/" $HOME/.kiichain/config/app.toml 
sed -i -e "s/^pruning-keep-recent *=.*/pruning-keep-recent = \"100\"/" $HOME/.kiichain/config/app.toml
sed -i -e "s/^pruning-interval *=.*/pruning-interval = \"50\"/" $HOME/.kiichain/config/app.toml

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


# Download latest chain data snapshot
curl -L https://snapshots.nodesync.top/Mainnet/KiiChain/kiichain-latest.tar.lz4 | lz4 -dc - | tar -xf - -C $HOME/.kiichain

Creating service file​

sudo tee /etc/systemd/system/kiichaind.service > /dev/null <<EOF
[Unit]
Description=Kiichain Node
After=network-online.target

[Service]
User=$USER
ExecStart=$(which kiichaind) start
Restart=always
RestartSec=3
LimitNOFILE=65535

[Install]
WantedBy=multi-user.target
EOF
sudo systemctl daemon-reload
sudo systemctl enable kiichaind

Start node​

sudo systemctl start kiichaind && sudo journalctl -fu kiichaind -o cat