From 3feceb0e4a2e9527be0d5e51ff317851417654d4 Mon Sep 17 00:00:00 2001
From: Hongbin Lu <hongbin.lu@huawei.com>
Date: Sun, 17 Apr 2016 11:11:58 -0400
Subject: [PATCH] Support decompressing bz2 image

CoreOS cloud image is compressed with bz2 extension [1]. In such
case, we need to decompress the image before uploading it to glance.

[1] https://coreos.com/os/docs/latest/booting-on-openstack.html

Change-Id: I705d0813d180aefaa2507c00d1ae40af07d12fcf
---
 functions | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/functions b/functions
index 0942f17009..ea737deee8 100644
--- a/functions
+++ b/functions
@@ -295,6 +295,12 @@ function upload_image {
             container_format=bare
             unpack=zcat
             ;;
+        *.img.bz2)
+            image_name=$(basename "$image" ".img.bz2")
+            disk_format=qcow2
+            container_format=bare
+            unpack=bunzip2
+            ;;
         *.qcow2)
             image_name=$(basename "$image" ".qcow2")
             disk_format=qcow2
@@ -328,6 +334,8 @@ function upload_image {
     if [ "$container_format" = "bare" ]; then
         if [ "$unpack" = "zcat" ]; then
             openstack --os-cloud=devstack-admin --os-region-name="$REGION_NAME" image create "$image_name" $img_property --public --container-format=$container_format --disk-format $disk_format < <(zcat --force "${image}")
+        elif [ "$unpack" = "bunzip2" ]; then
+            openstack --os-cloud=devstack-admin --os-region-name="$REGION_NAME" image create "$image_name" $img_property --public --container-format=$container_format --disk-format $disk_format < <(bunzip2 -cdk "${image}")
         else
             openstack --os-cloud=devstack-admin --os-region-name="$REGION_NAME" image create "$image_name" $img_property --public --container-format=$container_format --disk-format $disk_format < "${image}"
         fi