Adds docker-compose example with postgres

docker-compose.yml

@@ -0,0 +1,74 @@
+###########################################################################
+#######             FOR DEMONSTRATION PURPOSES ONLY                 #######
+###########################################################################
+#                                                                         #
+# If you have not yet read the tutorial, do so now:                       #
+#  https://ory-am.gitbooks.io/hydra/content/tutorial.html                 #
+#                                                                         #
+# This set up is only for demonstration purposes. The login               #
+# endpoint can only be used if you follow the steps in the tutorial.      #
+#                                                                         #
+###########################################################################
+
+version: '2'
+
+services:
+
+  oathkeeper-migrate:
+    build:
+      context: .
+      dockerfile: Dockerfile
+    links:
+      - postgresd:postgresd
+    environment:
+      - LOG_LEVEL=debug
+    command:
+      migrate sql postgres://dbuser:secret@postgresd:5432/accesscontroldb?sslmode=disable
+    restart: on-failure
+
+  oathkeeper-proxy:
+    build:
+      context: .
+      dockerfile: Dockerfile
+    links:
+      - postgresd:postgresd
+    ports:
+      - "4455:4455"
+    depends_on:
+      - oathkeeper-api
+    command:
+      serve proxy
+    environment:
+      - LOG_LEVEL=debug
+      - PORT=4455
+      - ISSUER_URL=http://localhost:4455/
+      - OATHKEEPER_API_URL=http://oathkeeper-api:4456
+      - CREDENTIALS_ISSUER_ID_TOKEN_HS256_SECRET=arandomsecretarandomsecretarando
+    restart: on-failure
+
+  oathkeeper-api:
+    build:
+      context: .
+      dockerfile: Dockerfile
+    links:
+      - postgresd:postgresd
+    ports:
+      - "4456:4456"
+    depends_on:
+      - oathkeeper-migrate
+    command:
+      serve api
+    environment:
+      - LOG_LEVEL=debug
+      - PORT=4456
+      - DATABASE_URL=postgres://dbuser:secret@postgresd:5432/accesscontroldb?sslmode=disable
+      - ISSUER_URL=http://localhost:4455/
+      - CREDENTIALS_ISSUER_ID_TOKEN_HS256_SECRET=arandomsecretarandomsecretarando
+    restart: on-failure
+
+  postgresd:
+    image: postgres:9.6
+    environment:
+      - POSTGRES_USER=dbuser
+      - POSTGRES_PASSWORD=secret
+      - POSTGRES_DB=accesscontroldb