Minimum hardware requirements:
1) Auto_install script
wget -O ojjo https://raw.githubusercontent.com/111STAVR111/props/main/Ojo/ojjo && chmod +x ojjo && ./ojjo
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 06.03.23
cd $HOME && mkdir $HOME/go/bin/
git clone https://github.com/ojo-network/ojo
cd ojo
git checkout v0.1.2
make install
ojod version --long | grep -e version -e commit
version: HEAD-ad5a2377134aa13d7d76575b95613cf8ed12d1e4
commit: ad5a2377134aa13d7d76575b95613cf8ed12d1e4
Initiation
ojod init STAVR_guide --chain-id=ojo-devnet
ojod config chain-id ojo-devnet
Create/recover wallet
ojod keys add <walletname>
OR
ojod keys add <walletname> --recover
Download Genesis
wget -O $HOME/.ojo/config/genesis.json "https://raw.githubusercontent.com/111STAVR111/props/main/Ojo/genesis.json"
sha256sum $HOME/.ojo/config/genesis.json
6037d1c1a89110c024fc18143eafe33fee19671b9427a4d4ac9c701f7a3c9309
Set up the minimum gas price and Peers/Seeds/Filter peers/MaxPeers
sed -i.bak -e "s/^minimum-gas-prices *=.*/minimum-gas-prices = \"0.0uojo\"/;" ~/.ojo/config/app.toml
external_address=$(wget -qO- eth0.me)
sed -i.bak -e "s/^external_address *=.*/external_address = \"$external_address:26656\"/" $HOME/.ojo/config/config.toml
peers=""
sed -i.bak -e "s/^persistent_peers *=.*/persistent_peers = \"$peers\"/" $HOME/.ojo/config/config.toml
seeds=""
sed -i.bak -e "s/^seeds =.*/seeds = \"$seeds\"/" $HOME/.ojo/config/config.toml
sed -i 's/max_num_inbound_peers =.*/max_num_inbound_peers = 50/g' $HOME/.ojo/config/config.toml
sed -i 's/max_num_outbound_peers =.*/max_num_outbound_peers = 50/g' $HOME/.ojo/config/config.toml
Pruning (optional)
pruning="custom"
pruning_keep_recent="100"
pruning_keep_every="0"
pruning_interval="10"
sed -i -e "s/^pruning *=.*/pruning = \"$pruning\"/" $HOME/.ojo/config/app.toml
sed -i -e "s/^pruning-keep-recent *=.*/pruning-keep-recent = \"$pruning_keep_recent\"/" $HOME/.ojo/config/app.toml
sed -i -e "s/^pruning-keep-every *=.*/pruning-keep-every = \"$pruning_keep_every\"/" $HOME/.ojo/config/app.toml
sed -i -e "s/^pruning-interval *=.*/pruning-interval = \"$pruning_interval\"/" $HOME/.ojo/config/app.toml
Indexer (optional)
indexer="null" &&
sed -i -e "s/^indexer *=.*/indexer = \"$indexer\"/" $HOME/.ojo/config/config.toml
Download addrbook
wget -O $HOME/.ojo/config/addrbook.json "https://raw.githubusercontent.com/111STAVR111/props/main/Ojo/addrbook.json"
Create a service file
sudo tee /etc/systemd/system/ojod.service > /dev/null <<EOF
[Unit]
Description=ojo
After=network-online.target
[Service]
User=$USER
ExecStart=$(which ojod) start
Restart=on-failure
RestartSec=3
LimitNOFILE=65535
[Install]
WantedBy=multi-user.target
EOF
StateSync Ojo Testnet
SNAP_RPC=https://ojo.rpc.t.stavr.tech:443
peers="1f091cf9567c0d72a0f93877007379e0298b8860@ojo.peer.stavr.tech:37096"
sed -i.bak -e "s/^persistent_peers *=.*/persistent_peers = \"$peers\"/" $HOME/.ojo/config/config.toml
LATEST_HEIGHT=$(curl -s $SNAP_RPC/block | jq -r .result.block.header.height); \
BLOCK_HEIGHT=$((LATEST_HEIGHT - 100)); \
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/.ojo/config/config.toml
ojod tendermint unsafe-reset-all --home /root/.ojo
wget -O $HOME/.ojo/config/addrbook.json "https://raw.githubusercontent.com/111STAVR111/props/main/Ojo/addrbook.json"
sed -i -e "s/^snapshot-interval *=.*/snapshot-interval = \"1500\"/" $HOME/.ojo/config/app.toml
sudo systemctl restart ojod && journalctl -fu ojod -o cat
SnapShot Testnet updated every 5 hours
cd $HOME
apt install lz4
sudo systemctl stop ojod
cp $HOME/.ojo/data/priv_validator_state.json $HOME/.ojo/priv_validator_state.json.backup
rm -rf $HOME/.ojo/data
curl -o - -L https://ojo.snapshot.stavr.tech/ojo-snap.tar.lz4 | lz4 -c -d - | tar -x -C $HOME/.ojo --strip-components 2
mv $HOME/.ojo/priv_validator_state.json.backup $HOME/.ojo/data/priv_validator_state.json
wget -O $HOME/.ojo/config/addrbook.json "https://raw.githubusercontent.com/111STAVR111/props/main/Ojo/addrbook.json"
sudo systemctl restart ojod && journalctl -fu ojod -o cat
Start
sudo systemctl daemon-reload
sudo systemctl enable ojod
sudo systemctl restart ojod && sudo journalctl -fu ojod -o cat
Create validator
ojod tx staking create-validator \
--amount 1000000uojo \
--from WalletName \
--commission-max-change-rate "0.1" \
--commission-max-rate "0.2" \
--commission-rate "0.1" \
--min-self-delegation "1" \
--pubkey $(ojod tendermint show-validator) \
--moniker "STAVR_guide" \
--chain-id ojo-devnet \
--identity="" \
--details="" \
--website="" -y
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 ojod
sudo systemctl disable ojod
rm /etc/systemd/system/ojod.service
sudo systemctl daemon-reload
cd $HOME
rm -rf ojo
rm -rf .ojo
rm -rf $(which ojod)