# Snapshot & State sync

## Snapshot

```bash
sudo systemctl stop dhealthd

cp $HOME/.dhealth/data/priv_validator_state.json $HOME/.dhealth/priv_validator_state.json.backup
dhealthd tendermint unsafe-reset-all --home ~/.dhealth/ --keep-addr-book

curl https://snapshot1.syanodes.my.id/dhealth/snapshot1-dhealth.tar.lz4 | lz4 -dc - | tar -xf - -C $HOME/.dhealth

mv $HOME/.dhealth/priv_validator_state.json.backup $HOME/.dhealth/data/priv_validator_state.json

sudo systemctl restart dhealthd && sudo journalctl -fu dhealthd -o cat
```

## State Sync

```bash
sudo systemctl stop dhealthd

cp $HOME/.dhealth/data/priv_validator_state.json $HOME/.dhealth/priv_validator_state.json.backup
dhealthd tendermint unsafe-reset-all --home $HOME/.dhealth

PEERS="39107ab0d29a2a23738ba98626e63594b6948907@95.217.62.179:12456,cc45db56335a918651dfe29a2b70a534b335f0ef@46.101.196.105:26656,5f8b325babef09655d53cc060efc72a959ffbc22@167.235.12.38:10856,9ff70edee323ba40445e79e4108ae8c5aa7dd63f@78.46.174.72:28256"
SNAP_RPC="https://dhealth-m-rpc.syanodes.my.id:443"
sed -i.bak -e "s/^persistent_peers *=.*/persistent_peers = \"$PEERS\"/" $HOME/.dhealth/config/config.toml 

LATEST_HEIGHT=$(curl -s $SNAP_RPC/block | jq -r .result.block.header.height);
BLOCK_HEIGHT=$((LATEST_HEIGHT - 2000));
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/.dhealth/config/config.toml

mv $HOME/.dhealth/priv_validator_state.json.backup $HOME/.dhealth/data/priv_validator_state.json

sudo systemctl restart dhealthd && sudo journalctl -u dhealthd -f --no-hostname -o cat
```