From d5606b678fbe7796832afe06bfe70f5abeeb9f0c Mon Sep 17 00:00:00 2001
From: Steve Smith <ssmith@atlassian.com>
Date: Mon, 1 Apr 2019 12:19:46 +1100
Subject: [PATCH] DCD-224: Add Postgres to base.

---
 group_vars/all.yml                   |  1 +
 roles/aws_linux2_base/tasks/main.yml | 15 ++++++++++-----
 2 files changed, 11 insertions(+), 5 deletions(-)

diff --git a/group_vars/all.yml b/group_vars/all.yml
index 201d9c7..548ee6d 100644
--- a/group_vars/all.yml
+++ b/group_vars/all.yml
@@ -1,2 +1,3 @@
 ---
+postgres_version: "9.6"
 git_version: "2.14.4"
diff --git a/roles/aws_linux2_base/tasks/main.yml b/roles/aws_linux2_base/tasks/main.yml
index 3cca6f1..43bedad 100644
--- a/roles/aws_linux2_base/tasks/main.yml
+++ b/roles/aws_linux2_base/tasks/main.yml
@@ -1,13 +1,18 @@
 ---
 
+
+- name: Install AWS support packages
+  yum:
+    name:
+      - amazon-ssm-agent
+      - amazon-efs-utils
+
 - name: Install common util packages
   yum:
     name:
       - jq
       - git-{{git_version}}
 
-- name: Install AWS support packages
-  yum:
-    name:
-      - amazon-ssm-agent
-      - amazon-efs-utils
+- name: Install Postgresql
+  # Amazon Linux 2 supplies extra packages via a special command.
+  command: amazon-linux-extras install -y "postgresql{{ postgres_version }}"