Ojo

The Secure Blockchain Oracle for The Interchain. Secure and robust interchain communication for accurate price data from various authenticated centralized and decentralized data sources.

Chain ID: | Node Version: v0.1.2

Explorers

https://cosmotracker.com/ojo

Public endpoints

RPC: https://ojo-testnet-rpc.stakerhouse.com
REST: https://ojo-testnet-rest.stakerhouse.com
GRPC: ojo-testnet-grpc.stakerhouse.com:443

Node Snapshot

Height: 6850136 (2024-05-17T06:11:21Z) | Size: 238 MB

Update & install aria2, lz4

sudo apt update && sudo apt install aria2 lz4 -y

Stop ojod service & reset

sudo service ojod stop
cp $HOME/.ojo/data/priv_validator_state.json $HOME/.ojo/priv_validator_state.json.backup
ojod tendermint unsafe-reset-all --home $HOME/.ojo --keep-addr-book

Download & extract snapshot

aria2c -x 8 -s 8 https://snapshots2.stakerhouse.com/ojo/ojo_6850136.tar.lz4 && lz4 -c -d ojo_6850136.tar.lz4 | tar -x -C $HOME/.ojo && rm ojo_6850136.tar.lz4
mv $HOME/.ojo/priv_validator_state.json.backup $HOME/.ojo/data/priv_validator_state.json

Start ojod service & monitor logs

sudo service ojod start && sudo journalctl -u ojod -f --output cat

State sync

Stop ojod service & reset

systemctl stop ojod
cp $HOME/.ojo/data/priv_validator_state.json $HOME/.ojo/priv_validator_state.json.backup
ojod tendermint unsafe-reset-all --home $HOME/.ojo --keep-addr-book

Configure state sync

SYNC_RPC="https://ojo-testnet-rpc.stakerhouse.com:443"
SYNC_PEER="95bb2b0e530790ea76e5ac00ac92dfe8dcaf7d18@peer-2.stakerhouse.com:11356"
LATEST_HEIGHT=$(curl -s $SYNC_RPC/block | jq -r .result.block.header.height); \
BLOCK_HEIGHT=$((LATEST_HEIGHT - 1000)); \
TRUST_HASH=$(curl -s "$SYNC_RPC/block?height=$BLOCK_HEIGHT" | jq -r .result.block_id.hash)

sed -i \
  -e "s|^enable *=.*|enable = true|" \
  -e "s|^rpc_servers *=.*|rpc_servers = \"$SYNC_RPC,$SYNC_RPC\"|" \
  -e "s|^trust_height *=.*|trust_height = $BLOCK_HEIGHT|" \
  -e "s|^trust_hash *=.*|trust_hash = \"$TRUST_HASH\"|" \
  -e "s|^persistent_peers *=.*|persistent_peers = \"$SYNC_PEER\"|" \
  $HOME/.ojo/config/config.toml

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

Start ojod service & monitor logs

sudo systemctl restart ojod && \
sudo journalctl -u ojod -f --output cat

Seed Node

df949a46ae6529ae1e09b034b49716468d5cc7e9@testnet-seeds.stakerhouse.com:11356

Live peers

74 peers collected 2024-05-17T06:00:52Z

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2a01:4f8:171:5a::2]:7330

Addrbook File

curl -Ls https://snapshots2.stakerhouse.com/addrbook/ojo/addrbook.json > $HOME/.ojo/config/addrbook.json

Genesis File

curl -Ls https://snapshots2.stakerhouse.com/genesis/ojo/genesis.json > $HOME/.ojo/config/genesis.json