From 2c0a114a479b2d479dbb3e3326c3c5c58f1a0734 Mon Sep 17 00:00:00 2001
From: guisea <aaron.guise@ultrafast.co.nz>
Date: Mon, 2 Jul 2018 10:25:11 +1200
Subject: [PATCH] Added helpers for rescanning scsi_hosts(bus) and (devices)

---
 files/helpers/reload_scsi_devices |  7 +++++++
 files/helpers/reload_scsi_hosts   |  6 ++++++
 tasks/RedHat.yml                  | 11 ++++++++++-
 3 files changed, 23 insertions(+), 1 deletion(-)
 create mode 100644 files/helpers/reload_scsi_devices
 create mode 100644 files/helpers/reload_scsi_hosts

diff --git a/files/helpers/reload_scsi_devices b/files/helpers/reload_scsi_devices
new file mode 100644
index 0000000..efd37a4
--- /dev/null
+++ b/files/helpers/reload_scsi_devices
@@ -0,0 +1,7 @@
+#!/usr/bin/env bash
+
+for dev in `ls /sys/class/scsi_device/`; do
+    echo 1 > "/sys/class/scsi_device/$dev/device/rescan"
+done
+
+echo "All SCSI Devices Reloaded"
\ No newline at end of file
diff --git a/files/helpers/reload_scsi_hosts b/files/helpers/reload_scsi_hosts
new file mode 100644
index 0000000..427ca97
--- /dev/null
+++ b/files/helpers/reload_scsi_hosts
@@ -0,0 +1,6 @@
+#!/usr/bin/env bash
+
+for host_device in `ls /sys/class/scsi_host/`; do
+    echo "- - -" > "/sys/class/scsi_host/$host_device/scan"
+done
+echo "All SCSI Hosts Reloaded"
diff --git a/tasks/RedHat.yml b/tasks/RedHat.yml
index 879afed..26f2b13 100644
--- a/tasks/RedHat.yml
+++ b/tasks/RedHat.yml
@@ -39,7 +39,16 @@
     line: "installonly_limit=2"
   tags: packages
 
-
+- name: Ensure Helpers are present
+  copy:
+    src: "{{ item.src }}"
+    dest: "{{ item.dest }}"
+    mode: u+rwx,g+rx,o+rx
+  with_items:
+    - src: helpers/reload_scsi_devices
+      dest: /usr/local/bin/reload_scsi_devices
+    - src: helpers/reload_scsi_hosts
+      dest: /usr/local/bin/reload_scsi_hosts
     
 - name: Ensure Hostname is set
   hostname: