Minimum hardware requirements:
1) Auto_install script
wget -O mantrat https://raw.githubusercontent.com/111STAVR111/props/main/Mantra/mantrat && chmod +x mantrat && ./mantrat
2) Manual installation
Preparing the server
sudo apt update && sudo apt upgrade -y
sudo apt install curl tar wget clang pkg-config libssl-dev jq build-essential bsdmainutils git make ncdu gcc git jq chrony liblz4-tool -y
GO 1.21.6
ver="1.21.6"
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
Build 28.03.25
cd $HOME && mkdir -p go/bin/
git clone https://github.com/MANTRA-Chain/mantrachain
cd mantrachain
git checkout v4.0.0
make install
mantrachaind version --long | grep -e commit -e version
Initiation
mantrachaind init STAVR_guide --chain-id=mantra-dukong-1
mantrachaind config chain-id mantra-dukong-1
Create/recover wallet
mantrachaind keys add <walletname>
OR
mantrachaind keys add <walletname> --recover
Download Genesis
wget -L -O $HOME/.mantrachain/config/genesis.json "https://raw.githubusercontent.com/111STAVR111/props/main/Mantra/genesis.json"
sha256sum $HOME/.mantrachain/config/genesis.json
ccdb7ed53fdf5ab44cd2ebb76ee75bd602ff57ba2caf9ec3560ed1508c29842d
Set up the minimum gas price and Peers/Seeds/Filter peers/MaxPeers
sed -i.bak -e "s/^minimum-gas-prices *=.*/minimum-gas-prices = \"0.0002uom\"/;" ~/.mantrachain/config/app.toml
external_address=$(wget -qO- eth0.me)
sed -i.bak -e "s/^external_address *=.*/external_address = \"$external_address:26656\"/" $HOME/.mantrachain/config/config.toml
peers=""
sed -i.bak -e "s/^persistent_peers *=.*/persistent_peers = \"$peers\"/" $HOME/.mantrachain/config/config.toml
seeds=""
sed -i.bak -e "s/^seeds =.*/seeds = \"$seeds\"/" $HOME/.mantrachain/config/config.toml
sed -i 's/max_num_inbound_peers =.*/max_num_inbound_peers = 50/g' $HOME/.mantrachain/config/config.toml
sed -i 's/max_num_outbound_peers =.*/max_num_outbound_peers = 50/g' $HOME/.mantrachain/config/config.toml
Pruning (optional)
pruning="custom"
pruning_keep_recent="1000"
pruning_keep_every="0"
pruning_interval="10"
sed -i -e "s/^pruning *=.*/pruning = \"$pruning\"/" $HOME/.mantrachain/config/app.toml
sed -i -e "s/^pruning-keep-recent *=.*/pruning-keep-recent = \"$pruning_keep_recent\"/" $HOME/.mantrachain/config/app.toml
sed -i -e "s/^pruning-keep-every *=.*/pruning-keep-every = \"$pruning_keep_every\"/" $HOME/.mantrachain/config/app.toml
sed -i -e "s/^pruning-interval *=.*/pruning-interval = \"$pruning_interval\"/" $HOME/.mantrachain/config/app.toml
Indexer (optional)
indexer="null" &&
sed -i -e "s/^indexer *=.*/indexer = \"$indexer\"/" $HOME/.mantrachain/config/config.toml
Download addrbook
wget -O $HOME/.mantrachain/config/addrbook.json "https://raw.githubusercontent.com/111STAVR111/props/main/Mantra/addrbook.json"
Create a service file
sudo tee /etc/systemd/system/mantrachaind.service > /dev/null <<EOF
[Unit]
Description=mantrachaind
After=network-online.target
[Service]
User=$USER
ExecStart=$(which mantrachaind) start
Restart=on-failure
RestartSec=3
LimitNOFILE=65535
[Install]
WantedBy=multi-user.target
EOF
StateSync Mantra Testnet
SNAP_RPC=https://mantra.rpc.t.stavr.tech:443
LATEST_HEIGHT=$(curl -s $SNAP_RPC/block | jq -r .result.block.header.height); \
BLOCK_HEIGHT=$((LATEST_HEIGHT - 1000)); \
TRUST_HASH=$(curl -s "$SNAP_RPC/block?height=$BLOCK_HEIGHT" | jq -r .result.block_id.hash)
echo $LATEST_HEIGHT $BLOCK_HEIGHT $TRUST_HASH
sed -i.bak -E "s|^(enable[[:space:]]+=[[:space:]]+).*$|\1true| ; \
s|^(rpc_servers[[:space:]]+=[[:space:]]+).*$|\1\"$SNAP_RPC,$SNAP_RPC\"| ; \
s|^(trust_height[[:space:]]+=[[:space:]]+).*$|\1$BLOCK_HEIGHT| ; \
s|^(trust_hash[[:space:]]+=[[:space:]]+).*$|\1\"$TRUST_HASH\"| ; \
s|^(seeds[[:space:]]+=[[:space:]]+).*$|\1\"\"|" $HOME/.mantrachain/config/config.toml
mantrachaind tendermint unsafe-reset-all --home $HOME/.mantrachain
curl -o - -L https://mantra-t.wasm.stavr.tech/wasm-mantra.tar.lz4 | lz4 -c -d - | tar -x -C $HOME/.mantrachain --strip-components 2
wget -O $HOME/.mantrachain/config/addrbook.json "https://raw.githubusercontent.com/111STAVR111/props/main/Mantra/addrbook.json"
sudo systemctl restart mantrachaind && journalctl -fu mantrachaind -o cat
SnapShot Testnet updated every 5 hours
cd $HOME
apt install lz4
sudo systemctl stop mantrachaind
cp $HOME/.mantrachain/data/priv_validator_state.json $HOME/.mantrachain/priv_validator_state.json.backup
rm -rf $HOME/.mantrachain/data
curl -o - -L https://mantra-t.snapshot.stavr.tech/mantra-snap.tar.lz4 | lz4 -c -d - | tar -x -C $HOME/.mantrachain --strip-components 2
curl -o - -L https://mantra-t.wasm.stavr.tech/wasm-mantra.tar.lz4 | lz4 -c -d - | tar -x -C $HOME/.mantrachain --strip-components 2
mv $HOME/.mantrachain/priv_validator_state.json.backup $HOME/.mantrachain/data/priv_validator_state.json
wget -O $HOME/.mantrachain/config/addrbook.json "https://raw.githubusercontent.com/111STAVR111/props/main/Mantra/addrbook.json"
sudo systemctl restart mantrachaind && journalctl -fu mantrachaind -o cat
Start
sudo systemctl daemon-reload
sudo systemctl enable mantrachaind
sudo systemctl restart mantrachaind && sudo journalctl -fu mantrachaind -o cat
Create validator
mantrachaind tx staking create-validator \
--commission-rate 0.1 \
--commission-max-rate 1 \
--commission-max-change-rate 1 \
--min-self-delegation "1" \
--amount 1000000uom \
--pubkey $(mantrachaind tendermint show-validator) \
--from <wallet> \
--moniker="STAVR_guide" \
--chain-id mantra-dukong-1 \
--fees 35uom \
--gas 350000 \
--identity="" \
--website="" \
--details="" -y
Create validator
#pubkey
mantrachaind tendermint show-validator --home /root/.mantrachain
nano $HOME/.mantrachain/validator.json
{
"pubkey": {"#pubkey"},
"amount": "1000000uom",
"moniker": "STAVR_guide",
"identity": "",
"website": "",
"security": "",
"details": "",
"commission-rate": "0.05",
"commission-max-rate": "0.2",
"commission-max-change-rate": "0.2",
"min-self-delegation": "1"
}
mantrachaind tx staking create-validator $HOME/.mantrachain/validator.json --from=WalletName --chain-id=mantra-dukong-1 --fees 3500uom -y --gas 350000
Monitoring
You can set up your node status alarm here - Monitoring
Security
You can create secure management of your wallet and your node by following this links.
TMKMS Wallet Security
Delete node
sudo systemctl stop mantrachaind
sudo systemctl disable mantrachaind
rm /etc/systemd/system/mantrachaind.service
sudo systemctl daemon-reload
cd $HOME
rm -rf .mantrachain
rm -rf $(which mantrachaind)
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