Update Lighthouse client

One-page interactive complete guide to update Lighthouse client.

Disclaimer

This guide is for informational purposes only. The author nor website owner does not guarantee accuracy of the information in this guide and is not responsible for any damages or losses incurred by following the guide. See more.

Update client

Check current version of Lighthouse running on the server:

lighthouse --version

curl "http://127.0.0.1:5052/eth/v1/node/version"

Find the latest stable version of Lighthouse on Github
- Find latest Lighthouse version at https://github.com/sigp/lighthouse/releases
- Write latest stable lighthouse version:
  
  This will update the url links in the guide below.

Download Lighthouse version `7.1.0` to your node

cd ~/downloads && curl -LO https://github.com/sigp/lighthouse/releases/download/v7.1.0/lighthouse-v7.1.0-x86_64-unknown-linux-gnu.tar.gz

Extract downloaded file

tar xvf lighthouse-v7.1.0-x86_64-unknown-linux-gnu.tar.gz

Stop Lighthouuse services
Stop Lighthouse Beacon service and all validators-based services
```
sudo systemctl stop lighthousebeacon
sudo systemctl stop lighthouse-vi...
sudo systemctl stop lighthouse-vi...
...
```
This option requires installed and configured Staking manager

Stop cosnsensus services
```
/usr/local/bin/staking.sh stop consensus
```
Check cosnsensus services status
```
/usr/local/bin/staking.sh check consensus
```

Replace old Lighthouse client for new

sudo cp ~/downloads/lighthouse /usr/local/bin

Start the Lighthouse services
Start Lighthouse Beacon service and all validators-based services
```
sudo systemctl start lighthousebeacon
sudo systemctl start lighthouse-vi...
sudo systemctl start lighthouse-vi...
...
```
This option requires installed and configured Staking manager
```
/usr/local/bin/staking.sh start consensus
```

Monitor

systemctl status lighthousebeacon lighthouse-vi.. lighthouse-vi..

```
journalctl -fu lighthousebeacon
```

journalctl -f -u lighthouse-vi.. -u lighthouse-vi...

/usr/local/bin/staking.sh check consensus

/usr/local/bin/staking.sh monitor consensus

Remove downloaded files

cd ~/downloads && rm lighthouse-v7.1.0-x86_64-unknown-linux-gnu.tar.gz && rm -r lighthouse

Any issue while running Lighthouse client?

Check Lighthouse client emergency page.

Install Lighthouse client Emergency for Lighthouse client Add Lighthouse validator Exit Lighthouse validator