💾Node Installation

Mantra Testnet guide

EXPLORER

Minimum hardware requirements:

Node Type

CPU

RAM

Storage

Testnet

8GB

150GB

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

version: 4.0.0
commit: 582d5f67

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

🧩Services and Tools🧩

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)

PreviousMantra NextStateSync/Snapshot

Last updated 2 months ago

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