Blockhunters.dev

Manual Instalation

Install dependencies

1sudo apt update && sudo apt upgrade -y
2sudo apt install curl git wget htop tmux build-essential jq make lz4 gcc unzip -y

Setup GO

1cd $HOME
2VER="1.21.8"
3wget "https://golang.org/dl/go$VER.linux-amd64.tar.gz"
4sudo rm -rf /usr/local/go
5sudo tar -C /usr/local -xzf "go$VER.linux-amd64.tar.gz"
6rm "go$VER.linux-amd64.tar.gz"
7[ ! -f ~/.bash_profile ] && touch ~/.bash_profile
8echo "export PATH=$PATH:/usr/local/go/bin:~/go/bin" >> ~/.bash_profile
9source $HOME/.bash_profile
10[ ! -d ~/go/bin ] && mkdir -p ~/go/bin

Setup variables

1MONIKER=mynode
2CHAIN_ID=zgtendermint_16600-2
3BASE_PORT=23
4OG_HOME=$HOME/.0gchain

Download latest binary

💡

Make sure you download the latest release (opens in a new tab)

1# build binary
2git clone -b v0.5.0.1 https://github.com/0glabs/0g-chain.git
3./0g-chain/networks/testnet/install.sh

Init Chain

10gchaind config chain-id $CHAIN_ID

10gchaind init mynode --chain-id $CHAIN_ID
2cd $OG_HOME/config
3rm addrbook.json genesis.json
4
5# download addrbook & genesis
6wget https://blockhunters.dev/snapshots/testnet/0g/addrbook.json
7wget https://blockhunters.dev/snapshots/testnet/0g/genesis.json

Config Chain

Set seed

1# TODO
2SEEDS="[email protected]:58156"
3sed -i -e "s#seeds = .*#seeds = "$SEEDS"#" $OG_HOME/config/config.toml

Set custom ports in app.toml

1sed -i.bak -e "s%:1317%:${BASE_PORT}317%g;
2s%:8080%:${BASE_PORT}080%g;
3s%:9090%:${BASE_PORT}090%g;
4s%:9091%:${BASE_PORT}091%g;
5s%:8545%:${BASE_PORT}545%g;
6s%:8546%:${BASE_PORT}546%g;
7s%:6065%:${BASE_PORT}065%g" $OG_HOME/config/app.toml

Set custom ports in config.toml file

1sed -i.bak -e "s%:26658%:${BASE_PORT}658%g;
2s%:26657%:${BASE_PORT}657%g;
3s%:6060%:${BASE_PORT}060%g;
4s%:26656%:${BASE_PORT}656%g;
5s%^external_address = ""%external_address = "$(wget -qO- eth0.me):${BASE_PORT}656"%;
6s%:26660%:${BASE_PORT}660%g" $OG_HOME/config/config.toml

Config pruning

1sed -i -e "s/^pruning *=.*/pruning = "custom"/" $OG_HOME/config/app.toml
2sed -i -e "s/^pruning-keep-recent *=.*/pruning-keep-recent = "100"/" $OG_HOME/config/app.toml
3sed -i -e "s/^pruning-interval *=.*/pruning-interval = "50"/" $OG_HOME/config/app.toml

Disable indexing

1sed -i -e "s/^indexer *=.*/indexer = "null"/" $OG_HOME/config/config.toml

Install & configure cosmovisor

1go install github.com/cosmos/cosmos-sdk/cosmovisor/cmd/[email protected]
2
3# Create Cosmovisor Folders
4mkdir -p $OG_HOME/cosmovisor/genesis/bin
5mkdir -p $OG_HOME/cosmovisor/upgrades
6
7# Load Node Binary into Cosmovisor Folder
8cp ~/go/bin/0gchaind $OG_HOME/cosmovisor/genesis/bin

Create service file

1sudo tee /etc/systemd/system/0gchaind.service > /dev/null <<EOF
2[Unit]
3Description=0G Node
4After=network-online.target
5[Service]
6User=$USER
7WorkingDirectory=$OG_HOME
8ExecStart=$(which cosmovisor) start --home $OG_HOME
9Restart=on-failure
10RestartSec=5
11LimitNOFILE=65535
12Environment="DAEMON_NAME=0gchaind"
13Environment="DAEMON_HOME=$OG_HOME"
14Environment="DAEMON_ALLOW_DOWNLOAD_BINARIES=false"
15Environment="DAEMON_RESTART_AFTER_UPGRADE=true"
16Environment="UNSAFE_SKIP_BACKUP=true"
17[Install]
18WantedBy=multi-user.target
19EOF

Enable and start service

1sudo systemctl daemon-reload
2sudo systemctl enable 0gchaind --now
3sudo journalctl -u 0gchaind -f

Endpoints Addrbook & Genesis