From 1c3b58a67168ce6e9be72f2ecf8ace10df9f7512 Mon Sep 17 00:00:00 2001
From: Pavel Raiskup <praiskup@redhat.com>
Date: Sun, 11 Aug 2019 09:51:37 +0200
Subject: [PATCH] copr: backend: detect swap is enabled before disabling it

I am not opening a question whether disabling swap is a good idea,
I'm just want to make the execution of the playbook idempotent.
---
 roles/copr/backend/tasks/main.yml | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

diff --git a/roles/copr/backend/tasks/main.yml b/roles/copr/backend/tasks/main.yml
index 5ac74a86c0..9d550dcc15 100644
--- a/roles/copr/backend/tasks/main.yml
+++ b/roles/copr/backend/tasks/main.yml
@@ -247,7 +247,12 @@
    fstype: swap
    state: absent
 
+- name: detect if swap is enabled
+  shell: test -n "$(swapon -s)"
+  register: swap_enabled
+  changed_when: false
+  failed_when: false
+
 - name: disable swap so that OOM killer can do his job
-  command: "{{ item }}"
-  with_items:
-  - swapoff -a
+  command: swapoff -a
+  when: swap_enabled.rc != 0