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Install

Auto Install​

source <(curl -s https://raw.githubusercontent.com/Coha05/0g-testnet/main/validator/auto-install-0g.sh)

Check logs​

tail -f $HOME/.0gchain/log/chain.log

Upgrade Validator to higher version without Cosmovisor

Option 1 with Github repo​

1. Stop the current service

sudo systemctl stop 0gd

2. Navigate to home directory and remove the old version

cd $HOME
rm -rf 0g-chain

3. Clone the repository

git clone https://github.com/0glabs/0g-chain.git
cd 0g-chain

4. Get the latest release tag from GitHub

latest_tag=$(git describe --tags `git rev-list --tags --max-count=1`)

5. Checkout the latest release tag

git checkout $latest_tag

6. Build and install the new version

make install

7. Check the version

$HOME/go/bin/0gchaind version

8. Restart the service and follow the logs

sudo systemctl restart 0gd

9. Check the new logs folder

tail -f $HOME/.0gchain/log/chain.log

Option 2 with version 0.3.1​

Upgrade before block 616000 will not work!

sudo systemctl stop 0gd
cd $HOME
rm -rf 0g-chain
wget -O $HOME/0gchaind-linux-v0.3.1 https://github.com/0glabs/0g-chain/releases/download/v0.3.1.alpha.0/0gchaind-linux-v0.3.1.alpha.0
chmod +x $HOME/0gchaind-linux-v0.3.1
mv $HOME/0gchaind-linux-v0.3.1 $HOME/go/bin/0gchaind
$HOME/go/bin/0gchaind version
sudo nano /etc/systemd/system/0gd.service
[Unit]
Description=0G Testnet services
After=network.target

[Service]
User=root
Type=simple
WorkingDirectory=/root/.0gchain
ExecStart=/root/go/bin/0gchaind start --home root/.0gchain --log_output_console
Restart=on-failure
LimitNOFILE=65535

[Install]
WantedBy=multi-user.target
sudo systemctl daemon-reload
sudo systemctl restart 0gd.service
sudo journalctl -u 0gd -f

Upgrade Validator to higher version with Cosmovisor if it not auto-upgrade

Download the exact binary url NOT compile, also change the service systemd as your service

Upgrade before block 616000 will not work

Make sure your service look like this:

[Unit]
Description=Cosmovisor 0G Node
After=network.target

[Service]
User=root
Type=simple
WorkingDirectory=/root/.0gchain
ExecStart=/root/go/bin/cosmovisor run start
Restart=on-failure
LimitNOFILE=65535
Environment="DAEMON_NAME=0gchaind"
Environment="DAEMON_HOME=/root/.0gchain"
Environment="DAEMON_ALLOW_DOWNLOAD_BINARIES=true"
Environment="DAEMON_RESTART_AFTER_UPGRADE=true"
Environment="DAEMON_DATA_BACKUP_DIR=/root/.0gchain/cosmovisor/backup"
Environment="UNSAFE_SKIP_BACKUP=true"

[Install]
WantedBy=multi-user.target

1. Stop the Cosmovisor Service:

sudo systemctl stop 0gd.service

2. Create the Upgrade Directory:

mkdir -p $HOME/.0gchain/cosmovisor/upgrades/v0.3.1/bin

3. Download the New Binary:

wget -O $HOME/0gchaind-linux-v0.3.1 https://github.com/0glabs/0g-chain/releases/download/v0.3.1.alpha.0/0gchaind-linux-v0.3.1.alpha.0

4. Move the Binary to the Upgrades Directory:

cp $HOME/0gchaind-linux-v0.3.1 $HOME/.0gchain/cosmovisor/upgrades/v0.3.1/bin/0gchaind

5. Make the New Binary Executable:

chmod +x $HOME/.0gchain/cosmovisor/upgrades/v0.3.1/bin/0gchaind

6. Start the Cosmovisor (OG) Service:

sudo systemctl start 0gd.service

7. Check version:

0gchaind version

8. Check logs:

tail -f $HOME/.0gchain/log/chain.log

**NOTE: The directory structure looks something like this:

image