From 39c968b6d2f6f9f83ec80ac4fbf9f055ae1ee30c Mon Sep 17 00:00:00 2001
From: Saurabh Badhwar <sbadhwar@redhat.com>
Date: Wed, 4 Apr 2018 13:38:27 +0530
Subject: [PATCH] Allow detecting if the disk is a SSD or HDD

Signed-off-by: Saurabh Badhwar <sbadhwar@redhat.com>
---
 ansible/roles/detect-ssd/tasks/main.yaml | 14 ++++++++++++++
 conf/sattune.yaml                        |  3 +++
 2 files changed, 17 insertions(+)
 create mode 100644 ansible/roles/detect-ssd/tasks/main.yaml
 create mode 100644 conf/sattune.yaml

diff --git a/ansible/roles/detect-ssd/tasks/main.yaml b/ansible/roles/detect-ssd/tasks/main.yaml
new file mode 100644
index 0000000..5201efc
--- /dev/null
+++ b/ansible/roles/detect-ssd/tasks/main.yaml
@@ -0,0 +1,14 @@
+---
+  - debug:
+      msg: "Checking if the disk {{ satellite_physical_disk }} is SSD"
+  - name: Retrieve the contents of the disk
+    shell:
+      cat "/sys/block/{{ satellite_physical_disk }}/queue/rotational
+    register: is_ssd
+  - set_fact:
+      ssd: true
+    when: "{{ is_ssd.stdout | int }}" == 0
+  - set_fact:
+      ssd: false
+    when: "{{ is_ssd.stdout | int }}" == 1
+...
diff --git a/conf/sattune.yaml b/conf/sattune.yaml
new file mode 100644
index 0000000..7dab6ba
--- /dev/null
+++ b/conf/sattune.yaml
@@ -0,0 +1,3 @@
+---
+satellite_physical_disk: /dev/sda 
+...