Rename zstd to zst

Rename sztd to zst and amend the changelog. The zstd binary generates a
compressed file with the .zst extension by default.

Signed-off-by: Gabriel Adrian Samfira <gsamfira@cloudbasesolutions.com>

build_library/release_util.sh

@@ -41,7 +41,7 @@ DEFINE_string sign "" \
 DEFINE_string sign_digests "" \
   "Sign image DIGESTS files with the given GPG key."
 DEFINE_string image_compression_formats "${DEFAULT_IMAGE_COMPRESSION_FORMAT}" \
-  "Compress the resulting images using thise formats. This option acceps a list of comma separated values. Options are: none, bz2, gz, zip, zstd"
+  "Compress the resulting images using thise formats. This option acceps a list of comma separated values. Options are: none, bz2, gz, zip, zst"
 
 
 compress_file() {
@@ -65,8 +65,8 @@ compress_file() {
     "zip")
         IMAGE_ZIPPER="pigz --keep --zip"
         ;;
-    "zstd")
+    "zst")
-       IMAGE_ZIPPER="zstd --format=zstd -k -q -f --no-progress -o ${filepath}.${compression_format}"
+       IMAGE_ZIPPER="zstd --format=zstd -k -q --no-progress"
        ;;
     *)
         die "Unsupported compression format ${compression_format}"

changelog/changes/2022-02-22-configurable-image-compression.md

@@ -1,2 +1,2 @@
 - OpenStack: In addition to the `bz2` image, a `gz` compressed image is published. This allows Glance to directly consume the images by simply passing in the URL of the image.
-- SDK: The image compression format is now configurable. Supported formats are: `bz2`, `gz`, `zip`, `none`, `zstd`. Selecting the image format can now be done by passing the `--image_compression_formats` option. This flag gets a comma separated list of formats.
+- SDK: The image compression format is now configurable. Supported formats are: `bz2`, `gz`, `zip`, `none`, `zst`. Selecting the image format can now be done by passing the `--image_compression_formats` option. This flag gets a comma separated list of formats.

jenkins/vms.sh

@@ -116,7 +116,7 @@ for FORMAT in ${FORMATS}; do
   COMPRESSION_FORMAT="bz2"
 
   if [[ "${FORMAT}" =~ ^(openstack|openstack_mini)$ ]];then
-    COMPRESSION_FORMAT="gz"
+    COMPRESSION_FORMAT="gz,bz2"
   fi
 
   script image_to_vm.sh \
@@ -130,7 +130,7 @@ for FORMAT in ${FORMATS}; do
     --sign_digests="${SIGNING_USER}" \
     --download_root="${DOWNLOAD_ROOT}" \
     --upload_root="${UPLOAD_ROOT}" \
-    --image_compression_format="${COMPRESSION_FORMAT}" \
+    --image_compression_formats="${COMPRESSION_FORMAT}" \
     --upload \
     ${PRIVATE_UPLOAD_OPT}
 done