# Set up Debian Stretch node
# Install postgres repos:
echo 'deb http://apt.postgresql.org/pub/repos/apt/ stretch-pgdg main' > /etc/apt/sources.list.d/pgdg.list
wget --quiet -O - https://www.postgresql.org/media/keys/ACCC4CF8.asc | sudo apt-key add -
apt update
apt dist-upgrade
apt install pgadmin4 pgadmin4-apache2 pgadmin4-doc

# On workstation create tunnel:
ssh -N -C -L 5050:localhost:80 pgadmin

# On workstation, in browser:
http://localhost:5050/pgadmin4

# On postgres servers, add permissions for pgadmin node

# In browser, add servers...