Setup the servers

Vault

export VAULT_ADDR=http://MASTER_IP:8200

vault operator init

vault operator unseal

vault login ${TOKEN}

Database

vault secrets enable database

vault write database/config/hashidb \
    plugin_name=postgresql-database-plugin \
    allowed_roles="hashirole" \
    connection_url="postgresql://${USER}:${PASSWORD}@${DB_HOST}:5432/${DB_NAME}?sslmode=require&ssl=true" 

vault write database/roles/hashirole \
    db_name=hashidb \
    creation_statements="CREATE ROLE \"{{name}}\" WITH LOGIN PASSWORD '{{password}}' VALID UNTIL '{{expiration}}'; \
        GRANT SELECT ON ALL TABLES IN SCHEMA public TO \"{{name}}\";" \
    default_ttl="1h" \
    max_ttl="24h"

Clone the repo on the master server

git clone https://github.com/lapazcloud/hashiapp.git