💠Mantrachain - Hongbai

MantraChain - The first RWA Layer 1 Blockchain

https://twitter.com/MANTRA_Chain

https://www.mantrachain.io/

Explorer

https://explorer.validatorvn.com/Mantra-Testnet/staking

Guide install Node

Update system & install prerequisites:

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

install go / Var /

cd $HOME
VER="1.21.3"
wget "https://golang.org/dl/go$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 WALLET="wallet"" >> $HOME/.bash_profile
echo "export MONIKER="Your_Nodename"" >> $HOME/.bash_profile
echo "export MANTRA_CHAIN_ID="mantra-hongbai-1"" >> $HOME/.bash_profile
echo "export MANTRA_PORT="22"" >> $HOME/.bash_profile
source $HOME/.bash_profile

download binary

cd $HOME
sudo wget -O /usr/lib/libwasmvm.x86_64.so https://github.com/CosmWasm/wasmvm/releases/download/v1.3.1/libwasmvm.x86_64.so
wget https://github.com/MANTRA-Finance/public/raw/main/mantrachain-hongbai/mantrachaind-linux-amd64.zip
unzip mantrachaind-linux-amd64.zip
rm mantrachaind-linux-amd64.zip
mv mantrachaind $HOME/go/bin

config & init

mantrachaind config node tcp://localhost:${MANTRA_PORT}657
mantrachaind config keyring-backend os
mantrachaind config chain-id mantra-hongbai-1
mantrachaind init "Your_Nodename" --chain-id mantra-hongbai-1

Download genesis.json

wget https://raw.githubusercontent.com/Validator247/Mantrachain-Hongbai-testnet/main/genesis.json

Download Addrbook.json

wget https://raw.githubusercontent.com/Validator247/Mantrachain-Hongbai-testnet/main/addrbook.json    

Update the config.toml & Seed & Peer

SEEDS="[e-mail]:22656"
PEERS="[e-mail]:22656,[email protected]:23656,[email protected]:18656,[email protected]:17656,[email protected]:23656,[email protected]:23656,[email protected]:16656,[email protected]:23656,[email protected]:21656,[email protected]:11656,[email protected]:16656,[email protected]:26656,[email protected]:26656,[email protected]:23656"
sed -i -e "s/^seeds *=.*/seeds = \"$SEEDS\"/; s/^persistent_peers *=.*/persistent_peers = \"$PEERS\"/" $HOME/.mantrachain/config/config.toml

app.toml

sed -i.bak -e "s%:1317%:${MANTRA_PORT}317%g;
s%:8080%:${MANTRA_PORT}080%g;
s%:9090%:${MANTRA_PORT}090%g;
s%:9091%:${MANTRA_PORT}091%g;
s%:8545%:${MANTRA_PORT}545%g;
s%:8546%:${MANTRA_PORT}546%g;
s%:6065%:${MANTRA_PORT}065%g" $HOME/.mantrachain/config/app.toml

config.toml file

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

pruning & Gas

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

# set minimum gas price, enable prometheus and disable indexing
sed -i 's|minimum-gas-prices =.*|minimum-gas-prices = "0.0002uom"|g' $HOME/.mantrachain/config/app.toml
sed -i -e "s/prometheus = false/prometheus = true/" $HOME/.mantrachain/config/config.toml
sed -i -e "s/^indexer *=.*/indexer = \"null\"/" $HOME/.mantrachain/config/config.toml    

Create Service

sudo tee /etc/systemd/system/mantrachaind.service > /dev/null <<EOF
[Unit]
Description=Mantra node
After=network-online.target
[Service]
User=$USER
WorkingDirectory=$HOME/.mantrachain
ExecStart=$(which mantrachaind) start --home $HOME/.mantrachain
Restart=on-failure
RestartSec=5
LimitNOFILE=65535
[Install]
WantedBy=multi-user.target
EOF

Download snapshot

mantrachaind tendermint unsafe-reset-all --home $HOME/.mantrachain
if curl -s --head curl https://testnet-files.itrocket.net/mantra/snap_mantra.tar.lz4 | head -n 1 | grep "200" > /dev/null; then
curl https://testnet-files.itrocket.net/mantra/snap_mantra.tar.lz4 | lz4 -dc - | tar -xf - -C $HOME/.mantrachain
else
echo no have snap
fi    

Starting, stoping and restarting service

#reload, enable and start
sudo systemctl daemon-reload
sudo systemctl enable mantrachaind
sudo systemctl start mantrachaind

#stop
sudo systemctl stop mantrachaind

#restart
sudo systemctl restart mantrachaind

#logs
journalctl -u mantrachaind -f -o cat

#logs - filtered on block height lines
sudo journalctl -xefu mantrachaind -g ".*txindex"

Create keys and Validator

Generate a new public key with mnemonic phrase

Create a key file.

mantrachaind config keyring-backend file

Add New Wallet Key

mantrachaind keys add $WALLET

Import keys ( if using an existing wallet )

mantrachaind keys add $WALLET --recover

Faucet:

https://faucet.hongbai.mantrachain.io/

Create-Validator

mantrachaind tx staking create-validator \
  --amount=1000000uom \
  --pubkey=$(mantrachaind tendermint show-validator) \
  --moniker=<MONIKER> \
  --chain-id=mantra-hongbai-1 \
  --commission-rate="0.10" \
  --commission-max-rate="0.20" \
  --commission-max-change-rate="0.01" \
  --min-self-delegation="1000000" \
  --gas="auto" \
  --gas-adjustment 2 \
  --gas-prices="0.0002uom" \
  --from=$WALLET -y

Edit-Validator

  mantrachaind tx staking edit-validator \
  --new-moniker=<NEW-MONIKER> \
  --website="https://your-website.com" \
  --details="Some impressive info about your validator." \
  --chain-id=mantra-hongbai-1 \
  --commission-rate="0.10" \
  --gas="auto" \
  --gas-adjustment 2 \
  --gas-prices="0.0002uom" \
  --from=$WALLET -y

DONE : Read carefully - before asking any questions