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Installation

Minimum hardware requirement​

4 Cores, 8G Ram,  160G SSD, Ubuntu 22.04

Server preparation​

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

Install GO​

if ! which go ; then
#Install GO
ver="1.22.4"
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" >> $HOME/.bash_profile
source $HOME/.bash_profile
go version
fi

Download and build binaries​

cd $HOME
rm -rf kopi
git clone --quiet --depth 1 --branch v0.6.5.1 https://github.com/kopi-money/kopi.git
cd kopi
make install
kopid version --long | grep -e commit -e version

Initialize the node​

kopid init NodeName --chain-id luwak-1
kopid config set client chain-id luwak-1
kopid config set client keyring-backend os
curl -O $HOME/.kopid/config/genesis.json https://files.nodesync.top/Kopi/genesis.json
curl -O $HOME/.kopid/config/addrbook.json https://files.nodesync.top/Kopi/addrbook.json
# Set indexing:
sed -i -e 's|^indexer *=.*|indexer = "null"|' $HOME/.kopid/config/config.toml

# Set minimum gas price
sed -i -e "s|^minimum-gas-prices *=.*|minimum-gas-prices = \"0.0001ukopi\"|" $HOME/.kopid/config/app.toml

# Set pruning
sed -i -e 's|^pruning *=.*|pruning = "custom"|' $HOME/.kopid/config/app.toml
sed -i -e 's|^pruning-keep-recent  *=.*|pruning-keep-recent = "100"|' $HOME/.kopid/config/app.toml
sed -i -e 's|^pruning-keep-every *=.*|pruning-keep-every = "0"|' $HOME/.kopid/config/app.toml
sed -i -e 's|^pruning-interval *=.*|pruning-interval = "50"|' $HOME/.kopid/config/app.toml

sed -i -e 's/timeout_propose = "3s"/timeout_propose = "1s"/g' $HOME/.kopid/config/config.toml
sed -i -e 's/timeout_commit = "5s"/timeout_commit = "1s"/g' $HOME/.kopid/config/config.toml
# Add Peers
[email protected]:17656,[email protected]:16656,[email protected]:12656,[email protected]:45656,[email protected]:12656,[email protected]:16656
sed -i.bak -e "s/^persistent_peers *=.*/persistent_peers = \"$PEERS\"/" $HOME/.kopid/config/config.toml
# Download latest chain snapshot
curl -L https://files.nodesync.top/Kopi/snapshot-kopi.tar.lz4 | tar -Ilz4 -xf - -C $HOME/.kopid

Custom Ports:​

echo "export KOPI_PORT="19"" >> $HOME/.bash_profile
source $HOME/.bash_profile
sed -i.bak -e "s%:1317%:${KOPI_PORT}317%g;
s%:8080%:${KOPI_PORT}080%g;
s%:9090%:${KOPI_PORT}090%g;
s%:9091%:${KOPI_PORT}091%g;
s%:8545%:${KOPI_PORT}545%g;
s%:8546%:${KOPI_PORT}546%g;
s%:6065%:${KOPI_PORT}065%g" $HOME/.kopid/config/app.toml

sed -i.bak -e "s%:26658%:${KOPI_PORT}658%g;
s%:26657%:${KOPI_PORT}657%g;
s%:6060%:${KOPI_PORT}060%g;
s%:26656%:${KOPI_PORT}656%g;
s%^external_address = \"\"%external_address = \"$(wget -qO- eth0.me):${KOPI_PORT}656\"%;
s%:26660%:${KOPI_PORT}660%g" $HOME/.kopid/config/config.toml

Create Service and Start node​

sudo tee /etc/systemd/system/kopid.service > /dev/null <<EOF
[Unit]
Description=Kopi Protocol
After=network-online.target
[Service]
User=root
ExecStart=$(which kopid) start
Restart=always
RestartSec=3
LimitNOFILE=65535

[Install]
WantedBy=multi-user.target
EOF
sudo systemctl daemon-reload
sudo systemctl enable kopid
sudo systemctl restart kopid
sudo journalctl -u kopid -f --no-hostname -o cat