Initial import

multidb-pg-pgbouncer/multiple-databases.sh

@@ -0,0 +1,23 @@
+#!/bin/bash
+
+set -e
+set -u
+
+function create_user_and_database() {
+  local database=$1
+  echo "  Creating user and database '$database'"
+  psql -v ON_ERROR_STOP=1 --username "$POSTGRES_USER" --dbname "postgres" <<-EOSQL
+        CREATE USER $database WITH PASSWORD '$POSTGRES_PASSWORD';
+        CREATE DATABASE $database;
+        GRANT ALL PRIVILEGES ON DATABASE $database TO $database;
+EOSQL
+}
+
+if [ -n "${POSTGRES_MULTIPLE_DATABASES:-}" ]; then
+  echo "Multiple database creation requested: $POSTGRES_MULTIPLE_DATABASES"
+  for db in $(echo $POSTGRES_MULTIPLE_DATABASES | tr ',' ' '); do
+    create_user_and_database $db
+  done
+  echo "Multiple databases created"
+fi
+# Based on https://dev.to/nietzscheson/multiples-postgres-databases-in-one-service-with-docker-compose-4fdf