# Shentu Chain

website: <https://www.shentu.technology/>\
x: <https://twitter.com/ShentuChain>\
github: <https://github.com/shentufoundation/shentu>\
telegram: <https://t.me/shentu_chain>

## **Building from source**

```
sudo apt update
sudo apt install -y curl git jq lz4 build-essential
```

## **Install go**

```
sudo rm -rf /usr/local/go
curl -L https://go.dev/dl/go1.21.5.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
```

## **Clone project repository**

```
git clone https://github.com/certikfoundation/shentu.git 
cd shentu 
git checkout v2.12.0
make install
```

## **Node configuration**

```
shentud init "ValidatorVN" --chain-id shentu-2.2

wget -O $HOME/.shentud/config/genesis.json "https://raw.githubusercontent.com/ValidatorVN/GuideNode/main/Shentu/genesis.json"
wget -O $HOME/.shentud/config/addrbook.json "https://raw.githubusercontent.com/ValidatorVN/GuideNode/main/Shentu/addrbook.json"

SEEDS="bc9bbcae77a09b41417f597965f6fcbb8b280892@52.71.99.85:26656,fd2944af442b18dab4ce50d8e001816a38490d56@54.158.108.97:26656,3edd4e16b791218b623f883d04f8aa5c3ff2cca6@shentu-seed.panthea.eu:36656,258f523c96efde50d5fe0a9faeea8a3e83be22ca@seed.shentu-2.2.shentu.aviaone.com:10270,ade4d8bc8cbe014af6ebdf3cb7b1e9ad36f412c0@seeds.polkachu.com:14056"
PEERS="1a3ac3e4a89c776c286df0c860313e5b9192354b@3.237.179.245:26656,40d3832c2f6409e039c01ab9494c7d705fe54dc8@213.136.80.20:26656,f36a8abd833ba375029d219cb4f3e53f4dfe1e14@146.59.81.204:61656,b53c36775ff9bc7bfc084df1cf633bda61735297@3.72.14.179:26656,dcceb7e119765d6ff54cb16fef8d008ba9099d56@52.202.184.217:26656,be3d05b4042d3b2404926fec1d37fe42ef455f63@135.181.163.185:26656,9c0b20c318d0ee8f84475ad47afed59b24ba2ea4@95.217.193.17:26656,40d3832c2f6409e039c01ab9494c7d705fe54dc8@213.136.80.20:26656,1480912d16f26b5ea1c4fea2496da95e44cbe845@65.109.115.226:14056,0d80e7cbdffd8a1db1477805ff51a2baf6268f0d@164.90.229.157:26656,d2577e282ec623168015ed7ccf4dc33c3fb07007@44.192.97.59:26656,a617ffcbaed1e55cb512f097a606b2c4dff14136@65.21.54.44:26656,147eeac0de54a973ade15e46ca427b70d0d535b2@135.181.128.114:14056,100aee4f6928d09e3dddfd0c5028cf127509bbd9@162.55.132.48:15607,e726816f42831689eab9378d5d577f1d06d25716@169.155.47.6:26656,b212d5740b2e11e54f56b072dc13b6134650cfb5@164.152.160.117:26656,0494d17e2cbe835c7e85a073c7c4f0b6dc17d834@31.7.196.49:26656,451f7656774f02e1356eb609ed31dec1c9566751@46.4.23.225:28656,55ef5099bb61b22c97a4c95c0361b0500654cbce@69.197.6.12:26656,c88951db960e645b494acb45bd50fe97ec40657f@91.207.54.63:26656,f092c40e4e2a7ab48cfcba38ffa61b6ee04b0b83@150.136.10.254:26656,4b0301042aa41757317681f5b4980e7e24dd3120@69.197.45.10:26656,f845d2ddfc081b61ffde641d29bda04c81915ea5@44.203.246.233:26656,61f11f0dcba923ce8fd4a4b1f32a4d4a62698b87@144.76.97.251:40656,dcceb7e119765d6ff54cb16fef8d008ba9099d56@52.202.184.217:26656,35113819447f4d86b7cccd4e2c429c5c37aa89e4@51.81.49.59:14056,065f66f818c1dfd41cf6aa434c21056339b5528d@136.243.39.175:36656,62501750a5244160817a8b510d7b2ecebfd884dc@3.219.242.171:26656,ea3c94549fd01ec3b7ba17db50b98e94e2170527@69.197.54.12:26656,441b736f12d4621f325a5f5a6622681518d50e2c@38.242.208.170:26656,db927f396ebc0cef65729961c732a19821834226@69.197.44.12:26656,f97807210f9547b8a5016fb18000b46072ca5e30@135.181.113.227:2407,baa8cfcad0eff850ef4e0f159bb9b4af620ae019@202.55.85.83:26656,fe394717ce027f33ef6efddbf7cada94d2b0eb9e@3.238.157.164:26656,7f70fb892b68a0a578282683512528aa860b428d@69.197.14.8:26656,94e911d79176c2ac90ce545b212429460dd34d5e@35.74.10.164:6656,4ba3f83efc53c834ba27eb22452840ee74aecf45@85.215.105.19:15604,fe3b71b0628a9af8625ffd05abeb3bafe9d2226f@168.119.240.200:46656,1ab529c3d771d5c982f5354e6a9fdb9b19be6839@51.222.40.84:26664,4d02f9868a20b81f4271f44dfc04d0bb2b64d699@23.20.192.115:26656,6146648cd0fee9f2e90eedb255c6c315bcee041b@178.63.93.41:26656,2d4cd12b345e995177e85e90a7d35d17115849c7@85.190.254.32:26656,a4b109d0b27e917829c34d02ef17f8701e7887e0@185.147.80.82:26656,94022bb1d17695c361f50253dfb927a414653b3a@87.20.12.119:26656,c9d9bce831cf34bb3b7056463dc2c02e59a1fc3c@23.88.71.160:36656,13e5b092aa878dcc54456040e12e57521124bb5c@85.10.203.212:26656,57715cae6d2cfe621dfc501f156063cb466d4aa8@65.108.126.22:26656,bc9bbcae77a09b41417f597965f6fcbb8b280892@52.71.99.85:26656,648c22816fdd2dc41fca47bde27f74b68b2886de@95.217.35.111:28656,89757803f40da51678451735445ad40d5b15e059@169.155.169.81:26656,bc1d1645903a3ace446e1168c8efb3f634268f0e@153.139.245.108:26656,722370de4cb68e3bcc7133b50e2c0e03110026de@209.145.56.75:26656,77a8840f2209400fb83e32472e47833af8d73751@69.197.43.14:28656,2ab1b30a04a1dce6ff50cab40fc0ef690eb048ea@51.210.99.161:26956,20f0daee37280bad3befc654171a4bde0d7ecd06@44.193.197.59:26656,62c55f070a395531f1f189a30e26b08aec6246de@51.159.16.49:5000,2e7d487185c430f2e684a6035c4040c717ed0367@144.91.65.13:26686,b6d870a3925baf56a70ea4d0a6a86f71d021257c@31.220.77.51:26656,cb230cbf82f18116269a000726e9b5f47c3c049f@129.213.155.54:26656,8f91d396e3395210ef3a8394d48d1888af6d01cd@142.132.202.86:56656,c645b957be937d01f2237e68b8e89835698b1a99@185.147.80.4:26656,6aacce771b4b7cb7a2e72a1eb433587ba29f9329@136.243.174.45:30022,1fa010a89dedf7dbb91c8239a4fe00c14ffe8715@161.97.133.184:26656,70afecb1dd5c79a378a47ce8bd5197c97997280c@23.88.72.34:14031,9755cab2585a2794453a5b396ef13b893393366f@65.108.212.224:46656,7e50d68fa1c3884cdcfe680ee1012fe29dcae3b0@69.197.44.4:26656,6b4ad002b3cd0dfd5d814d09622d25719a172ac5@89.233.109.34:26656,b1b97b6c72b65a41812d1a9057b2113dc6f1cebe@3.222.215.217:26656,039c186c6f4a323a6c840f4f7c17dce8d8b4bfb0@141.94.139.219:27056,ceda6325ce9ab8ab1f2f35af4b23d73c9b6dd417@144.76.63.67:26059,4432db62fd207b1a1f876beaae7826c53ad92e2f@5.161.47.237:26656,617e462c1b6a6845146e9318a8ff9b5ee324d26b@103.160.95.238:26656,18a9e4366f40ff32077478d6b99c84d0cce15825@158.247.201.157:15200,e1b058e5cfa2b836ddaa496b10911da62dcf182e@134.65.192.150:26656,20157e5c6538f1750618972db3c0d171dae8cf8c@94.130.90.82:26656,37d26ed4d655c3bd0d29987e501b969d8d3fac61@195.201.172.9:15607,5615e99d54ec4f46d1b398fcefc6d1276416e29c@148.113.162.234:29556,17ce46252e671cc23c50248b7a69a6be5452bb7d@18.195.96.54:26656,f3500190fbd2dadbe1df11a5bcba9034bc271586@69.197.54.28:26656,3692f4a70a36353dd2f5b1f0eb7ca38d3bde8748@135.181.208.166:27656,43b923d403b569575fbee4eef1c0fb0c5d39be2f@165.232.72.33:26656,c124ce0b508e8b9ed1c5b6957f362225659b5343@169.155.168.219:26656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sed -i 's|^seeds *=.*|seeds = "'$SEEDS'"|; s|^persistent_peers *=.*|persistent_peers = "'$PEERS'"|' $HOME/.shentud/config/config.toml
```

## **Set prunning**

```
sed -i 's|^pruning *=.*|pruning = "custom"|g' $HOME/.shentud/config/app.toml
sed -i 's|^pruning-keep-recent  *=.*|pruning-keep-recent = "100"|g' $HOME/.shentud/config/app.toml
sed -i 's|^pruning-interval *=.*|pruning-interval = "10"|g' $HOME/.shentud/config/app.toml
sed -i 's|^snapshot-interval *=.*|snapshot-interval = 0|g' $HOME/.shentud/config/app.toml

sed -i 's|^minimum-gas-prices *=.*|minimum-gas-prices = "0uctk"|g' $HOME/.shentud/config/app.toml
sed -i 's|^prometheus *=.*|prometheus = true|' $HOME/.shentud/config/config.toml
```

## **Create a service**

```
sudo tee /etc/systemd/system/shentud.service > /dev/null <<EOF
[Unit]
Description=Shentu Daemon
After=network-online.target
[Service]
User=$USER
ExecStart=$(which shentud) start
Restart=always
RestartSec=3
LimitNOFILE=65535
[Install]
WantedBy=multi-user.target
EOF
sudo systemctl daemon-reload
sudo systemctl enable shentud
```

## State-sync

```
sudo systemctl stop shentud && shentud tendermint unsafe-reset-all --home $HOME/.shentud --keep-addr-book
SNAP_RPC="https://shentu-rpc.validatorvn.com:443"
LATEST_HEIGHT=$(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)

sed -i "/\[statesync\]/, /^enable =/ s/=.*/= true/;\
/^rpc_servers =/ s|=.*|= \"$SNAP_RPC,$SNAP_RPC\"|;\
/^trust_height =/ s/=.*/= $BLOCK_HEIGHT/;\
/^trust_hash =/ s/=.*/= \"$TRUST_HASH\"/" $HOME/.shentud/config/config.toml
```

## Snapshot (every 6 hours)

```
sudo systemctl stop shentud
cp $HOME/.shentud/data/priv_validator_state.json $HOME/.shentud/priv_validator_state.json.backup
shentud tendermint unsafe-reset-all --home $HOME/.shentud --keep-addr-book
curl https://snapshot.validatorvn.com/shentu/data.tar.lz4 | lz4 -dc - | tar -xf - -C $HOME/.shentud
mv $HOME/.shentud/priv_validator_state.json.backup $HOME/.shentud/data/priv_validator_state.json
sudo systemctl restart shentud
sudo journalctl -u shentud -f
```

## **Start the service & check logs**

```
sudo systemctl restart shentud && journalctl -u shentud -f -o cat | grep height
```


---

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