⚙️ Installation
🛠️ Hardware Requirements
Additional requirements
⚡ Automatic installation
bash <(curl -s https://raw.githubusercontent.com/UnityNodes/scripts/main/mantrachain/install-mantra.sh)
📝 Manual installation
Installation packeges and dependencies
# Install dependencies for building from source
sudo apt update
sudo apt install -y lz4 jq make git gcc build-essential curl chrony unzip gzip snapd tmux bc
# Install Go
sudo rm -rf /usr/local/go
curl -L https://go.dev/dl/go1.21.6.linux-amd64.tar.gz | sudo tar -xzf - -C /usr/local
echo 'export PATH=$PATH:/usr/local/go/bin:$HOME/go/bin' >> $HOME/.bash_profile
source .bash_profile
Install node
Replace "NODE_MONIKER" with your name moniker
# Clone project repository
cd $HOME
git clone https://github.com/MANTRA-Finance/public.git
cd public
git checkout v3.0.0
# Build binary
make install
# Set node CLI configuration
mantrachaind config chain-id mantra-hongbai-1
mantrachaind config keyring-backend os
mantrachaind config node tcp://localhost:26657
source $HOME/.bash_profile
# Initialize the node
mantrachaind init "NODE_MONIKER" --chain-id mantra-hongbai-1
# Download genesis and addrbook files
curl https://config-t.noders.services/mantra/genesis.json -o ~/.mantrachaind/config/genesis.json
curl https://config-t.noders.services/mantra/addrbook.json -o ~/.mantrachaind/config/addrbook.json
# Set peers
sed -i.bak -e "s/^persistent_peers *=.*/persistent_peers = \"f32589afc557a5c4a372f38dae72fbaaa8a5b98d@mantra-t-rpc.noders.services:30656\"/" ~/.mantrachaind/config/config.toml
# Set minimum gas price
sed -i -e "s|^minimum-gas-prices *=.*|minimum-gas-prices = \"0.001uom\"|" ~/.mantrachaind/config/app.toml
# Set pruning
sed -i \
-e 's|^pruning *=.*|pruning = "custom"|' \
-e 's|^pruning-keep-recent *=.*|pruning-keep-recent = "100"|' \
-e 's|^pruning-keep-every *=.*|pruning-keep-every = "0"|' \
-e 's|^pruning-interval *=.*|pruning-interval = "19"|' \
~/.mantrachaind/config/app.toml
# Download latest chain data snapshot
SNAP_NAME=$(curl -s https://snapshots.l0vd.com/mantra-testnet/ | egrep -o ">mantrachain-testnet-1.*\.tar.lz4" | tr -d ">")
curl https://snapshots.l0vd.com/mantra-testnet/${SNAP_NAME} | lz4 -dc - | tar -xf - -C $HOME/.mantrachain
# Create a service
sudo tee /etc/systemd/system/mantrachaind.service > /dev/null << EOF
[Unit]
Description=mantra node service
After=network-online.target
[Service]
User=$USER
ExecStart=$(which mantrachaind) start
Restart=on-failure
RestartSec=10
LimitNOFILE=65535
Environment="PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games:/snap/bin"
[Install]
WantedBy=multi-user.target
EOF
sudo systemctl daemon-reload
sudo systemctl enable mantrachaind.service
# Start the service and check the logs
sudo systemctl start mantrachaind.service
sudo journalctl -u mantrachaind.service -f -o cat
📝 Create Validator
1️⃣ Create wallet
mantrachaind keys add wallet
Save all information after entering the command, without this you will not be able to restore data to the wallet. SAVE SEED PHRASE (12 words).
2️⃣ Show priv_validator_key.json
cat $HOME/.mantrachain/config/priv_validator_key.json
SAVE YOUR PRIVATE KEY AFTER ENTERING THE COMMAND
3️⃣ Create validator
mantrachaind tx staking create-validator \
--amount 1000000uaum \
--commission-max-change-rate "0.01" \
--commission-max-rate "0.20" \
--commission-rate "0.1" \
--min-self-delegation "1" \
--details "" \
--pubkey $(mantrachaind tendermint show-validator) \
--moniker="YOUR_MONIKER" \
--chain-id \
--from="wallet" \
--gas-prices 0.0001uaum \
--gas-adjustment 1.5 \
--gas auto \
--yes
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