From a4e7ad5566dd1292d59fd3e831b6d04e32ae3a7e Mon Sep 17 00:00:00 2001
From: Slavi Pantaleev <slavi@devture.com>
Date: Mon, 21 Jan 2019 08:34:49 +0200
Subject: [PATCH] Use async Ansible task for importing Postgres

A long-running import task may hit the SSH timeout value
and die. Using async is supposed to improve reliability
in such scenarios.
---
 roles/matrix-postgres/tasks/import_postgres.yml | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/roles/matrix-postgres/tasks/import_postgres.yml b/roles/matrix-postgres/tasks/import_postgres.yml
index aed8f686..66b20a64 100644
--- a/roles/matrix-postgres/tasks/import_postgres.yml
+++ b/roles/matrix-postgres/tasks/import_postgres.yml
@@ -30,6 +30,11 @@
     postgres_start_wait_time: 15
   when: "postgres_start_wait_time|default('') == ''"
 
+- name: Set postgres_import_wait_time, if not provided
+  set_fact:
+    postgres_import_wait_time: "{{ 7 * 86400 }}"
+  when: "postgres_import_wait_time|default('') == ''"
+
 # Actual import work
 
 - name: Ensure matrix-postgres is started
@@ -74,3 +79,5 @@
 
 - name: Perform Postgres database import
   command: "{{ matrix_postgres_import_command }}"
+  async: "{{ postgres_import_wait_time }}"
+  poll: 10