From 771f468b5c1b01a4f787a6072b7af6332c231807 Mon Sep 17 00:00:00 2001
From: Santhosh Kumar T <53558409+santhosh-kt@users.noreply.github.com>
Date: Fri, 6 Dec 2019 03:58:49 +0530
Subject: [PATCH] Platform plugin for Fast-reboot/warm-reboot  (#740)

* Fastboot/warmboot platform plugin

* Added platform plugin
---
 scripts/fast-reboot | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/scripts/fast-reboot b/scripts/fast-reboot
index e59f3dcbb5..f35c3126d3 100755
--- a/scripts/fast-reboot
+++ b/scripts/fast-reboot
@@ -13,6 +13,9 @@ STRICT=no
 REBOOT_METHOD="/sbin/kexec -e"
 ASSISTANT_IP_LIST=""
 ASSISTANT_SCRIPT="/usr/bin/neighbor_advertiser"
+DEVPATH="/usr/share/sonic/device"
+PLATFORM=$(sonic-cfggen -H -v DEVICE_METADATA.localhost.platform)
+PLATFORM_PLUGIN="${REBOOT_TYPE}_plugin"
 
 # Require 100M available on the hard drive for warm reboot temp files,
 # Size is in 1K blocks:
@@ -513,6 +516,11 @@ if [ -x /sbin/hwclock ]; then
     /sbin/hwclock -w || /bin/true
 fi
 
+if [ -x ${DEVPATH}/${PLATFORM}/${PLATFORM_PLUGIN} ]; then
+    debug "Running ${PLATFORM} specific plugin..."
+    ${DEVPATH}/${PLATFORM}/${PLATFORM_PLUGIN}
+fi
+
 # Reboot: explicity call Linux native reboot under sbin
 debug "Rebooting with ${REBOOT_METHOD} to ${NEXT_SONIC_IMAGE} ..."
 exec ${REBOOT_METHOD}