# Quick Reference

## Install db1/db2/db3/proxy1
Edit env files, then run:
```bash
sudo bash install-node.sh your.env
```

## HAProxy backend update
```bash
./cluster-node-haproxy.sh add-replica db4 10.20.0.14 root@db4.example.com root@proxy1.example.com
./cluster-node-haproxy.sh remove-replica db4 root@db4.example.com root@proxy1.example.com
```

## Backup repo host
```bash
sudo bash setup-backup.sh repo.env
```

## Backup client on DB host
```bash
sudo bash setup-backup.sh db.env
```

## First backup
```bash
sudo -u postgres pgbackrest --stanza=main stanza-create
sudo -u postgres pgbackrest --stanza=main backup --type=full
```