Using the standard postgres image and added docker-compose

Author: robbierobs

.gitignore

@@ -0,0 +1 @@
+pg-db-data

Dockerfile

@@ -1,3 +1,3 @@
-# FROM postgres:12
-FROM bitnami/postgresql
+FROM postgres:12
+# FROM bitnami/postgresql
 COPY create-multiple-postgresql-databases.sh /docker-entrypoint-initdb.d/

create-multiple-postgresql-databases.sh

@@ -6,9 +6,9 @@ set -u
 function create_user_and_database() {
 	local database=$1
 	echo "  Creating user and database '$database'"
-	psql -v ON_ERROR_STOP=1 --username "$POSTGRESQL_USERNAME" <<-EOSQL
+	psql -v ON_ERROR_STOP=1 --username "$POSTGRES_USER" <<-EOSQL
 	    CREATE DATABASE $database;
-	    GRANT ALL PRIVILEGES ON DATABASE $database TO $POSTGRESQL_USERNAME;
+	    GRANT ALL PRIVILEGES ON DATABASE $database TO $POSTGRES_USER;
 EOSQL
 }
 

docker-compose.yml

@@ -0,0 +1,24 @@
+version: '3'
+
+volumes:
+  postgres:
+
+services:
+    postgresql:
+        restart: always
+        image: irobbierobinson/multi-postgres:latest
+        volumes:
+            - ./pg-db-data:/bitnami/postgresql
+        environment:
+            - POSTGRES_PASSWORD=postgres
+            - POSTGRES_USER=postgres
+            - POSTGRES_DB=postgres
+            - POSTGRES_MULTIPLE_DATABASES=keycloak,bpm
+        ports:
+            - 5432:5432
+        networks:
+            - backend
+networks:
+    backend:
+        driver: bridge
+