Merge pull request #1 from UniversityOfHelsinkiCS/improvement/create-…

…test-db-on-startup

modified docker-compose file to create testdb on startup

docker-compose.yml

@@ -7,9 +7,12 @@ services:
       - "5421:5432"
     volumes:
       - ./pgdata:/var/lib/postgresql/data
+      - ./scripts/docker-entrypoint-initdb.d:/docker-entrypoint-initdb.d:ro
     container_name: oodi_db
     environment:
-      POSTGRES_DB: tkt_oodi
+      - POSTGRES_MULTIPLE_DATABASES=tkt_oodi,tkt_oodi_test
+      - POSTGRES_USER=postgres
+      - POSTGRES_PASSWORD=
   redis:
     image: redis
     command: ["redis-server", "--appendonly", "yes"]
@@ -72,4 +75,4 @@ services:
     environment:
       - ENV=development
       - MONGO_URI=mongodb://mongo_db:27017/oodilearn
-    container_name: oodilearn
+    container_name: oodilearn

scripts/docker-entrypoint-initdb.d/create-multiple-postgresql-databases.sh

@@ -0,0 +1,22 @@
+#!/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" <<-EOSQL
+	    CREATE USER $database;
+	    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