💾Node Installation

Shentu Mainnet guide

EXPLORER

• Minimum hardware requirements:

Node Type	CPU	RAM	Storage
Mainnet	8	16GB	250GB

1) Auto_install script

source <(curl -s https://raw.githubusercontent.com/111STAVR111/props/refs/heads/main/Shentu/shentum)

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 19.11.24

cd $HOME && mkdir -p go/bin/
git clone https://github.com/shentufoundation/shentu
cd shentu
git checkout v2.13.0
make install

shentud version --long | grep -e commit -e version

• version: 2.13.0

• commit: f16de142774d227f37bcbbe1430c61d496935f31

Initiation

shentud init STAVR_guide --chain-id=shentu-2.2
shentud config chain-id shentu-2.2

Create/recover wallet

shentud keys add <walletname>
           OR
shentud keys add <walletname> --recover

Download Genesis

wget -L -O $HOME/.shentud/config/genesis.json "https://server-1.stavr.tech/Mainnet/Shentu/genesis.json"

sha256sum $HOME/.shentud/config/genesis.json

• 78442a3c90929c6a58892993684f95be10a4c32fcdb1d3ff3eee671c29a90417

Set up the minimum gas price and Peers/Seeds/Filter peers/MaxPeers

sed -i.bak -e "s/^minimum-gas-prices *=.*/minimum-gas-prices = \"0.025uctk\"/;" ~/.shentud/config/app.toml
external_address=$(wget -qO- eth0.me) 
sed -i.bak -e "s/^external_address *=.*/external_address = \"$external_address:26656\"/" $HOME/.shentud/config/config.toml
peers=""
sed -i.bak -e "s/^persistent_peers *=.*/persistent_peers = \"$peers\"/" $HOME/.shentud/config/config.toml
seeds=""
sed -i.bak -e "s/^seeds =.*/seeds = \"$seeds\"/" $HOME/.shentud/config/config.toml
sed -i 's/max_num_inbound_peers =.*/max_num_inbound_peers = 50/g' $HOME/.shentud/config/config.toml
sed -i 's/max_num_outbound_peers =.*/max_num_outbound_peers = 50/g' $HOME/.shentud/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\"/" $HOME/.shentud/config/app.toml
sed -i -e "s/^pruning-keep-recent *=.*/pruning-keep-recent = \"$pruning_keep_recent\"/" $HOME/.shentud/config/app.toml
sed -i -e "s/^pruning-keep-every *=.*/pruning-keep-every = \"$pruning_keep_every\"/" $HOME/.shentud/config/app.toml
sed -i -e "s/^pruning-interval *=.*/pruning-interval = \"$pruning_interval\"/" $HOME/.shentud/config/app.toml

Indexer (optional)

indexer="null" &&
sed -i -e "s/^indexer *=.*/indexer = \"$indexer\"/" $HOME/.shentud/config/config.toml

Download addrbook

wget -O $HOME/.shentud/config/addrbook.json "https://server-1.stavr.tech/Mainnet/Shentu/addrbook.json"

Create a service file

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

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

[Install]
WantedBy=multi-user.target
EOF

StateSync Shentu Mainnet

systemctl stop shentud
SNAP_RPC=https://shentu.rpc.m.stavr.tech:443
cp $HOME/.shentud/data/priv_validator_state.json $HOME/.shentud/priv_validator_state.json.backup
LATEST_HEIGHT=$(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/.shentud/config/config.toml
shentud tendermint unsafe-reset-all --home $HOME/.shentud
wget -O $HOME/.shentud/config/addrbook.json "https://server-1.stavr.tech/Mainnet/Shentu/addrbook.json"
mv $HOME/.shentud/priv_validator_state.json.backup $HOME/.shentud/data/priv_validator_state.json
sudo systemctl restart shentud && journalctl -fu shentud -o cat

SnapShot Mainnet updated every 5 hours

You can check the size and time of snapshot creation with this command curl -sI https://server-1.stavr.tech/Mainnet/Shentu/shentu-snap-1.tar.lz4 | grep "last" && curl -sI https://server-1.stavr.tech/Mainnet/Shentu/shentu-snap-1.tar.lz4 | grep content-length | awk '{printf "%.2f GB\n", $2/1024/1024/1024}'

cd $HOME
apt install lz4
sudo systemctl stop shentud
cp $HOME/.shentud/data/priv_validator_state.json $HOME/.shentud/priv_validator_state.json.backup
rm -rf $HOME/.shentud/data
LATEST_SNAPSHOT=$(curl -s https://server-1.stavr.tech/Mainnet/Shentu/ | grep -oE 'shentu-snap-[0-9]+\.tar\.lz4' | while read SNAPSHOT; do HEIGHT=$(curl -s "https://server-1.stavr.tech/Mainnet/Shentu/${SNAPSHOT%.tar.lz4}-info.txt" | awk '/Block height:/ {print $3}'); echo "$SNAPSHOT $HEIGHT"; done | sort -k2 -nr | head -n 1 | awk '{print $1}')
curl -o - -L https://server-1.stavr.tech/Mainnet/Shentu/$LATEST_SNAPSHOT | lz4 -c -d - | tar -x -C $HOME/.shentud
mv $HOME/.shentud/priv_validator_state.json.backup $HOME/.shentud/data/priv_validator_state.json
wget -O $HOME/.shentud/config/addrbook.json "https://server-1.stavr.tech/Mainnet/Shentu/addrbook.json"
sudo systemctl restart shentud && journalctl -fu shentud -o cat

Start

sudo systemctl daemon-reload
sudo systemctl enable shentud
sudo systemctl restart shentud && sudo journalctl -fu shentud -o cat

Create validator

shentud tx staking create-validator \
--commission-rate 0.1 \
--commission-max-rate 0.2 \
--commission-max-change-rate 0.1 \
--min-self-delegation "1" \
--amount 1000000uctk \
--pubkey $(shentud tendermint show-validator) \
--from <wallet> \
--moniker="STAVR_guide" \
--chain-id shentu-2.2 \
--fees="5000uctk" \
--identity="" \
--website="" \
--details="" -y

🧩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 shentud
sudo systemctl disable shentud
rm /etc/systemd/system/shentud.service
sudo systemctl daemon-reload
cd $HOME
rm -rf shentu
rm -rf .shentud
rm -rf $(which shentud)