Setup

Check out Chain - Info.
NetworkChainVersion
Testnetlumera-testnet-1v0.4.1
Check out Hardware - Prerequisites.
Node TypeRAMNVMe StorageCoresBandwidth
Validator8 GB200 GB*4+100 mbps

Update

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

Port ;

  • We used 28 - if you want you can change the 28
npx
echo "export LUM_PORT="28"" >> $HOME/.bash_profile
source $HOME/.bash_profile

Go Installation

npx
ver="1.22.5"
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
go version

Binary ;

npx
cd $HOME
curl -LO https://github.com/LumeraProtocol/lumera/releases/download/v1.0.1/lumera_v1.0.1_linux_amd64.tar.gz
tar -xvf lumera_v1.0.1_linux_amd64.tar.gz
rm lumera_v1.0.1_linux_amd64.tar.gz
rm install.sh
mv libwasmvm.x86_64.so /usr/lib/
chmod +x lumerad
mv lumerad $HOME/go/bin/

Init - Chain ID ;

npx
lumerad init "MONIKER" --chain-id lumera-testnet-1

Genesis ;

npx
https://snapshot.rpcdot.com/lumera/genesis.json

Addrbook ;

npx
https://snapshot.rpcdot.com/lumera/addrbook.json

Peers And Gas ;

npx
peers="$(curl -sS https://lumera-testnet-rpc.rpcdot.com:443/net_info | jq -r '.result.peers[] | "\(.node_info.id)@\(.remote_ip):\(.node_info.listen_addr)"' | awk -F ':' '{print $1":"$(NF)}' | sed -z 's|\n|,|g;s|.$||')"
sed -i.bak -e "s/^persistent_peers *=.*/persistent_peers = \"$peers\"/" $HOME/.lumera/config/config.toml
npx
sed -i.bak -e "s/^minimum-gas-prices *=.*/minimum-gas-prices = \"0.025ulume\"/" $HOME/.lumera/config/app.toml

Pruning and Indexer ;

npx
sed -i -e "s/^pruning *=.*/pruning = \"custom\"/" $HOME/.lumera/config/app.toml
sed -i -e "s/^pruning-keep-recent *=.*/pruning-keep-recent = \"100\"/" $HOME/.lumera/config/app.toml
sed -i 's|^indexer *=.*|indexer = "null"|' $HOME/.lumera/config/config.toml

Port ;

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

Service ;

npx
sudo tee /etc/systemd/system/lumerad.service > /dev/null <<EOF
[Unit]
Description=lumera
After=network-online.target

[Service]
User=$USER
ExecStart=$(which lumerad) start
Restart=on-failure
RestartSec=3
LimitNOFILE=65535

[Install]
WantedBy=multi-user.target
EOF

Service Start ;

npx
sudo systemctl daemon-reload
sudo systemctl enable lumerad
sudo systemctl restart lumerad
sudo journalctl -u lumerad -f -o cat
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