# Snapshot & State sync

## Snapshot

```bash
sudo systemctl stop 0gchaind

cp $HOME/.0gchain/data/priv_validator_state.json $HOME/.0gchain/priv_validator_state.json.backup

0gchaind tendermint unsafe-reset-all --home ~/.0gchain/ --keep-addr-book
curl https://snapshot.syanodes.my.id/0g/snapshot-0g.tar.lz4 | lz4 -dc - | tar -xf - -C $HOME/.0gchain

mv $HOME/.0gchain/priv_validator_state.json.backup $HOME/.0gchain/data/priv_validator_state.json

sudo systemctl restart 0gchaind && sudo journalctl -u 0gchaind -f
```

## State Sync

```bash
sudo systemctl stop 0gchaind

cp $HOME/.0gchain/data/priv_validator_state.json $HOME/.0gchain/priv_validator_state.json.backup
0gchaind tendermint unsafe-reset-all --home $HOME/.0gchain

PEERS="f878d40c538c8c23653a5b70f615f8dccec6fb9f@54.215.187.94:26656,9d88e34a436ec1b50155175bc6eba89e7a1f0e9a@213.199.61.18:26656,da1f4985ce3df05fd085460485adefa93592a54c@172.232.33.25:26656,23b0a0624699f85062ddebf910583f70a5b9e86b@14.167.152.116:14256,a4055b828e59832c7a06d61fc51347755a160d0b@157.90.33.62:21656,d4085fd93ab77576f2acdb25d2d817061db5afe6@62.169.19.156:26656,a83f5d07a8a64827851c9f1d0c21c900b9309608@188.166.181.110:26656,b92597c5124da2a5177c1c2e11f69dfec45a721a@45.90.220.92:26656,bcfbafecc407b1cfd7737a172adda535580c62ed@62.169.19.5:26656,5d81d59e81356a33e6ccccaa3d419ff73244697e@107.173.18.103:26656,535ddcc917ab5ee6ddd2259875dac6018651da24@176.9.183.45:32656,254bbbc42bca6b7e81081a42a4993086e20e06ed@89.116.29.154:26656,0494c33335eed845a7ba1f894b54f6b31054c09d@207.180.204.179:26656,a3e6c6214805c1c068882f1981855c7a9f5926ea@213.168.249.202:26656,57588ff7b1e862e754f3cd74fc2414f03cb79da4@213.133.111.189:26656,5a69dafc859eee83b623b0c88b392337bb82eeb3@194.163.144.148:26656,9d09d391b2cf706a597d03fe8bb6700fe5cac53d@65.108.198.183:18456,f3c912cf5653e51ee94aaad0589a3d176d31a19d@157.90.0.102:31656,141dbd90d5c3411c9ba72ba03704ccdb70875b01@65.109.147.58:36656,ac9ef9840f56295916b6f9cfb1453cfef14441c1@75.119.128.23:27656,b8f8ed478f2794629fdb5cf0c01edaed80f00f84@168.119.64.172:26656,3c2ddd1e25a99bcbad08f502eca719a52465c1fd@37.60.231.42:26656,d00273ac6a2470cd4e48008d9af4d2521b134394@62.169.29.136:26656,a6ff8a651dd0a0e66dbfb2174ccadcbbcf567b29@66.94.122.224:26656,2579a86e3c4c1fabe3955d3a9ed40363bf9618f7@138.201.37.195:26656,bc4a5cccc6c5ffcc933f92f460a68b6398ba84f9@84.247.151.2:26656,91f079ccd2e0edf42e0fa57183ac92c22c525658@14.245.25.144:14256,66cfdcd92e5206e59bc507bef3f6d72ed21a149d@109.199.100.254:26656,5b2a956457b2918426b1f685fa6e3791609fb30c@84.247.165.146:26656,d0770d94946e7beb86805c6d96550734838f70c9@74.48.157.34:26656,c4b9c3a7f3651af729d73b150e714ee91e7585c1@14.176.200.133:26656,a3b0aadd7772dfb7a7e708d8a113bbba13339846@77.237.243.33:26656"
SNAP_RPC="https://0g-t-rpc.syanodes.my.id:443"

sed -i.bak -e "s/^persistent_peers *=.*/persistent_peers = \"$PEERS\"/" $HOME/.0gchain/config/config.toml 

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 && sleep 2

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/.0gchain/config/config.toml

mv $HOME/.0gchain/priv_validator_state.json.backup $HOME/.0gchain/data/priv_validator_state.json

sudo systemctl restart 0gchaind && sudo journalctl -u 0gchaind -f
```