From 451a30f979fc4cae52da81de8094b82eb11d60dc Mon Sep 17 00:00:00 2001
From: Warren Van Winckel <warren.van.winckel@gmail.com>
Date: Mon, 26 Feb 2018 13:54:24 -0800
Subject: [PATCH 1/2] Pin postgres, redis and rabbitmq

---
 docker-compose.yml | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/docker-compose.yml b/docker-compose.yml
index 7612d982..bbc5df8f 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -40,7 +40,7 @@ services:
       - mongo-configdb-volume:/data/configdb
     dns_search: .
   rabbitmq:
-    image: rabbitmq:management
+    image: rabbitmq:3.6-management
     container_name: rabbitmq
     env_file:
       - conf/rabbitmq.env
@@ -50,7 +50,7 @@ services:
       - rabbitmq-volume:/var/lib/rabbitmq
     dns_search: .
   postgres:
-    image: postgres:latest
+    image: postgres:9.6
     container_name: postgres
     env_file:
       - conf/postgres.env
@@ -60,7 +60,7 @@ services:
       - postgres-volume:/var/lib/postgresql/data
     dns_search: .
   redis:
-    image: redis:latest
+    image: redis:4.0
     container_name: redis
     env_file:
       - conf/redis.env

From b6438dcbc31ec0829a1e3dfd191f725b4978dc47 Mon Sep 17 00:00:00 2001
From: Warren Van Winckel <warren.van.winckel@gmail.com>
Date: Mon, 26 Feb 2018 14:32:43 -0800
Subject: [PATCH 2/2] Update README with info on pinning DB

---
 README.md | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/README.md b/README.md
index ce70cce5..74e607ad 100644
--- a/README.md
+++ b/README.md
@@ -110,6 +110,19 @@ It's designed to suffice the ordinary use case by default. If you need to custom
     - `/opt/stackstorm/virtualenvs`
     - `/opt/stackstorm/configs`
 
+Since data directories may persist between invocations of `docker-compose`, you may see the following error:
+
+```
+2018-02-21 16:36:21.453 UTC [1] FATAL:  database files are incompatible with server
+2018-02-21 16:36:21.453 UTC [1] DETAIL:  The data directory was initialized by PostgreSQL version 9.6, which is not compatible with this version 10.2 (Debian 10.2-1.pgdg90+1).
+```
+
+In `docker-compose.yml`, pin the postgres version to `9.6` and you will not see the error again.
+
+```
+-    image: postgres:latest
++    image: postgres:9.6
+```
 
 ## Environment variables