Installation Guide/

testnet/

0g

sudo apt update
sudo apt install curl iptables build-essential git wget jq make gcc nano tmux htop nvme-cli pkg-config libssl-dev libleveldb-dev tar clang bsdmainutils ncdu unzip libleveldb-dev lz4 -y

cd $HOME && \
ver="1.22.6" && \
wget "https://golang.org/dl/go$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

go install cosmossdk.io/tools/cosmovisor/cmd/cosmovisor@latest

echo "export WALLET='wallet'" >> $HOME/.bash_profile
echo "export MONIKER='validator'" >> $HOME/.bash_profile
echo "export PORT_0G='26'" >> $HOME/.bash_profile
source $HOME/.bash_profile

cd $HOME
rm -rf 0g-chain
git clone -b 0.5.0.1 https://github.com/0glabs/0g-chain.git
./0g-chain/networks/testnet/install.sh
git checkout 0.5.0.1
source .profile

0gchaind version --long | grep -e version -e commit

0gchaind config keyring-backend os
0gchaind config node tcp://localhost:${PORT_0G}657
0gchaind config chain-id zgtendermint_16600-2
0gchaind init "validator" --chain-id zgtendermint_16600-2

# Create Cosmovisor folders
mkdir -p $HOME/.0gchain/cosmovisor/genesis/bin
mkdir -p $HOME/.0gchain/cosmovisor/upgrades

# Copy binary to Cosmovisor folder
cp $HOME/go/bin/0gchaind $HOME/.0gchain/cosmovisor/genesis/bin

wget -O $HOME/.0gchain/config/genesis.json https://download.dteam.tech/0g/testnet/genesis
wget -O $HOME/.0gchain/config/addrbook.json https://download.dteam.tech/0g/testnet/addrbook

SEEDS="014933ab30a3fa684522e14069469e5c94779d5e@seed.0g.testnet.dteam.tech:40656"
PEERS="f3c912cf5653e51ee94aaad0589a3d176d31a19d@peer.0g.testnet.dteam.tech:31656"
sed -i -e "s/^seeds *=.*/seeds = \"$SEEDS\"/; s/^persistent_peers *=.*/persistent_peers = \"$PEERS\"/" $HOME/.0gchain/config/config.toml

sed -i.bak -e "s%:1317%:${PORT_0G}317%g;
s%:8080%:${PORT_0G}080%g;
s%:9090%:${PORT_0G}090%g;
s%:9091%:${PORT_0G}091%g;
s%:8545%:${PORT_0G}545%g;
s%:8546%:${PORT_0G}546%g;
s%:6065%:${PORT_0G}065%g" $HOME/.0gchain/config/app.toml

sed -i.bak -e "s%:26658%:${PORT_0G}658%g;
s%:26657%:${PORT_0G}657%g;
s%:6060%:${PORT_0G}060%g;
s%:26656%:${PORT_0G}656%g;
s%^external_address = \"\"%external_address = \"$(wget -qO- eth0.me):${PORT_0G}656\"%;
s%:26660%:${PORT_0G}660%g" $HOME/.0gchain/config/config.toml

sed -i -e "s/^pruning *=.*/pruning = \"custom\"/" $HOME/.0gchain/config/app.toml
sed -i -e "s/^pruning-keep-recent *=.*/pruning-keep-recent = \"100\"/" $HOME/.0gchain/config/app.toml
sed -i -e "s/^pruning-interval *=.*/pruning-interval = \"20\"/" $HOME/.0gchain/config/app.toml

sed -i 's|minimum-gas-prices =.*|minimum-gas-prices = "0.025ua0gi"|g' $HOME/.0gchain/config/app.toml

INDEXER="null"
sed -i -e "s/^indexer *=.*/indexer = \"$INDEXER\"/" $HOME/.0gchain/config/config.toml

SNAPSHOT_INTERVAL=0
sed -i.bak -e "s/^snapshot-interval *=.*/snapshot-interval = \"$SNAPSHOT_INTERVAL\"/" ~/.0gchain/config/app.toml

sudo tee /etc/systemd/system/0gchaind.service > /dev/null <<EOF
[Unit]
Description="0g testnet node"
After=network-online.target

[Service]
User=$USER
ExecStart=$HOME/go/bin/cosmovisor run start --home "$HOME/.0gchain"
Restart=always
RestartSec=3
LimitNOFILE=4096
Environment="DAEMON_NAME=0gchaind"
Environment="DAEMON_HOME=$HOME/.0gchain"
Environment="DAEMON_ALLOW_DOWNLOAD_BINARIES=false"
Environment="DAEMON_RESTART_AFTER_UPGRADE=true"
Environment="UNSAFE_SKIP_BACKUP=true"

[Install]
WantedBy=multi-user.target
EOF

0gchaind tendermint unsafe-reset-all --home $HOME/.0gchain
curl https://download.dteam.tech/0g/testnet/pruned/latest-snapshot | lz4 -dc - | tar -xf - -C $HOME/.0gchain

sudo systemctl daemon-reload
sudo systemctl enable 0gchaind
sudo systemctl restart 0gchaind
sudo journalctl -u 0gchaind -f -o cat