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From 4004bd8fbe4cef00be62d35697e9ef28edda4df7 Mon Sep 17 00:00:00 2001
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591da57 |
From: Cole Robinson <crobinso@redhat.com>
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![](https://seccdn.libravatar.org/avatar/e0cb5334e5a1824445e4ed5d9488fcffc5d667adb8665f37581b8d299b22ec59?s=16&d=retro) |
591da57 |
Date: Thu, 5 Mar 2020 12:21:16 -0500
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![](https://seccdn.libravatar.org/avatar/e0cb5334e5a1824445e4ed5d9488fcffc5d667adb8665f37581b8d299b22ec59?s=16&d=retro) |
591da57 |
Subject: [PATCH] image-builder: Add NSDAX_BIN for passing in compiled nsdax
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![](https://seccdn.libravatar.org/avatar/e0cb5334e5a1824445e4ed5d9488fcffc5d667adb8665f37581b8d299b22ec59?s=16&d=retro) |
591da57 |
tool
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![](https://seccdn.libravatar.org/avatar/e0cb5334e5a1824445e4ed5d9488fcffc5d667adb8665f37581b8d299b22ec59?s=16&d=retro) |
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591da57 |
In Fedora we are running the osbuilder scripts on the client machine,
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![](https://seccdn.libravatar.org/avatar/e0cb5334e5a1824445e4ed5d9488fcffc5d667adb8665f37581b8d299b22ec59?s=16&d=retro) |
591da57 |
to generate an initrd for the running host kernel. In this setup,
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591da57 |
there's currently a runtime dependency on gcc for compiling the nsdax
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![](https://seccdn.libravatar.org/avatar/e0cb5334e5a1824445e4ed5d9488fcffc5d667adb8665f37581b8d299b22ec59?s=16&d=retro) |
591da57 |
tool, which is suboptimal.
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![](https://seccdn.libravatar.org/avatar/e0cb5334e5a1824445e4ed5d9488fcffc5d667adb8665f37581b8d299b22ec59?s=16&d=retro) |
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591da57 |
Add NSDAX_BIN environment variable; if specified, image-builder.sh
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![](https://seccdn.libravatar.org/avatar/e0cb5334e5a1824445e4ed5d9488fcffc5d667adb8665f37581b8d299b22ec59?s=16&d=retro) |
591da57 |
will use that path as the nsdax tool. This let's ship a compiled
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![](https://seccdn.libravatar.org/avatar/e0cb5334e5a1824445e4ed5d9488fcffc5d667adb8665f37581b8d299b22ec59?s=16&d=retro) |
591da57 |
nsdax tool to users and drop the runtime gcc dependency
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![](https://seccdn.libravatar.org/avatar/e0cb5334e5a1824445e4ed5d9488fcffc5d667adb8665f37581b8d299b22ec59?s=16&d=retro) |
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591da57 |
Fixes: #417
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![](https://seccdn.libravatar.org/avatar/e0cb5334e5a1824445e4ed5d9488fcffc5d667adb8665f37581b8d299b22ec59?s=16&d=retro) |
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591da57 |
Signed-off-by: Cole Robinson <crobinso@redhat.com>
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![](https://seccdn.libravatar.org/avatar/e0cb5334e5a1824445e4ed5d9488fcffc5d667adb8665f37581b8d299b22ec59?s=16&d=retro) |
591da57 |
---
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![](https://seccdn.libravatar.org/avatar/e0cb5334e5a1824445e4ed5d9488fcffc5d667adb8665f37581b8d299b22ec59?s=16&d=retro) |
591da57 |
image-builder/image_builder.sh | 25 +++++++++++++++++++------
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![](https://seccdn.libravatar.org/avatar/e0cb5334e5a1824445e4ed5d9488fcffc5d667adb8665f37581b8d299b22ec59?s=16&d=retro) |
591da57 |
1 file changed, 19 insertions(+), 6 deletions(-)
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591da57 |
diff --git a/image-builder/image_builder.sh b/image-builder/image_builder.sh
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![](https://seccdn.libravatar.org/avatar/e0cb5334e5a1824445e4ed5d9488fcffc5d667adb8665f37581b8d299b22ec59?s=16&d=retro) |
591da57 |
index 06cc711..e18822d 100755
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![](https://seccdn.libravatar.org/avatar/e0cb5334e5a1824445e4ed5d9488fcffc5d667adb8665f37581b8d299b22ec59?s=16&d=retro) |
591da57 |
--- a/image-builder/image_builder.sh
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![](https://seccdn.libravatar.org/avatar/e0cb5334e5a1824445e4ed5d9488fcffc5d667adb8665f37581b8d299b22ec59?s=16&d=retro) |
591da57 |
+++ b/image-builder/image_builder.sh
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![](https://seccdn.libravatar.org/avatar/e0cb5334e5a1824445e4ed5d9488fcffc5d667adb8665f37581b8d299b22ec59?s=16&d=retro) |
591da57 |
@@ -88,6 +88,7 @@ Options:
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591da57 |
Extra environment variables:
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591da57 |
AGENT_BIN: Use it to change the expected agent binary name
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![](https://seccdn.libravatar.org/avatar/e0cb5334e5a1824445e4ed5d9488fcffc5d667adb8665f37581b8d299b22ec59?s=16&d=retro) |
591da57 |
AGENT_INIT: Use kata agent as init process
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![](https://seccdn.libravatar.org/avatar/e0cb5334e5a1824445e4ed5d9488fcffc5d667adb8665f37581b8d299b22ec59?s=16&d=retro) |
591da57 |
+ NSDAX_BIN: Use to specify path to pre-compiled 'nsdax' tool.
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![](https://seccdn.libravatar.org/avatar/e0cb5334e5a1824445e4ed5d9488fcffc5d667adb8665f37581b8d299b22ec59?s=16&d=retro) |
591da57 |
FS_TYPE: Filesystem type to use. Only xfs and ext4 are supported.
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![](https://seccdn.libravatar.org/avatar/e0cb5334e5a1824445e4ed5d9488fcffc5d667adb8665f37581b8d299b22ec59?s=16&d=retro) |
591da57 |
USE_DOCKER: If set will build image in a Docker Container (requries docker)
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![](https://seccdn.libravatar.org/avatar/e0cb5334e5a1824445e4ed5d9488fcffc5d667adb8665f37581b8d299b22ec59?s=16&d=retro) |
591da57 |
DEFAULT: not set
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![](https://seccdn.libravatar.org/avatar/e0cb5334e5a1824445e4ed5d9488fcffc5d667adb8665f37581b8d299b22ec59?s=16&d=retro) |
591da57 |
@@ -130,6 +131,8 @@ build_with_container() {
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591da57 |
local root_free_space="$5"
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![](https://seccdn.libravatar.org/avatar/e0cb5334e5a1824445e4ed5d9488fcffc5d667adb8665f37581b8d299b22ec59?s=16&d=retro) |
591da57 |
local agent_bin="$6"
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![](https://seccdn.libravatar.org/avatar/e0cb5334e5a1824445e4ed5d9488fcffc5d667adb8665f37581b8d299b22ec59?s=16&d=retro) |
591da57 |
local agent_init="$7"
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![](https://seccdn.libravatar.org/avatar/e0cb5334e5a1824445e4ed5d9488fcffc5d667adb8665f37581b8d299b22ec59?s=16&d=retro) |
591da57 |
+ local container_engine="$8"
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![](https://seccdn.libravatar.org/avatar/e0cb5334e5a1824445e4ed5d9488fcffc5d667adb8665f37581b8d299b22ec59?s=16&d=retro) |
591da57 |
+ local nsdax_bin="$9"
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![](https://seccdn.libravatar.org/avatar/e0cb5334e5a1824445e4ed5d9488fcffc5d667adb8665f37581b8d299b22ec59?s=16&d=retro) |
591da57 |
local container_image_name="image-builder-osbuilder"
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![](https://seccdn.libravatar.org/avatar/e0cb5334e5a1824445e4ed5d9488fcffc5d667adb8665f37581b8d299b22ec59?s=16&d=retro) |
591da57 |
local shared_files=""
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![](https://seccdn.libravatar.org/avatar/e0cb5334e5a1824445e4ed5d9488fcffc5d667adb8665f37581b8d299b22ec59?s=16&d=retro) |
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591da57 |
@@ -158,6 +161,7 @@ build_with_container() {
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--env FS_TYPE="${fs_type}" \
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--env BLOCK_SIZE="${block_size}" \
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--env ROOT_FREE_SPACE="${root_free_space}" \
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+ --env NSDAX_BIN="${nsdax_bin}" \
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--env DEBUG="${DEBUG}" \
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-v /dev:/dev \
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-v "${script_dir}":"/osbuilder" \
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591da57 |
@@ -411,6 +415,7 @@ set_dax_header() {
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591da57 |
local image="$1"
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591da57 |
local img_size="$2"
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591da57 |
local fs_type="$3"
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591da57 |
+ local nsdax_bin="$4"
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591da57 |
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591da57 |
# rootfs start + DAX header size
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local rootfs_offset=$((rootfs_start + dax_header_sz))
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@@ -425,9 +430,12 @@ set_dax_header() {
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591da57 |
info "Set DAX metadata"
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![](https://seccdn.libravatar.org/avatar/e0cb5334e5a1824445e4ed5d9488fcffc5d667adb8665f37581b8d299b22ec59?s=16&d=retro) |
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# Set metadata header
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# Issue: https://github.com/kata-containers/osbuilder/issues/240
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- gcc -O2 "${script_dir}/nsdax.gpl.c" -o "${script_dir}/nsdax"
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- "${script_dir}/nsdax" "${header_image}" "${dax_header_bytes}" "${dax_alignment_bytes}"
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591da57 |
- rm -f "${script_dir}/nsdax"
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591da57 |
+ if [ -z "${nsdax_bin}" ] ; then
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591da57 |
+ nsdax_bin="${script_dir}/nsdax"
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+ gcc -O2 "${script_dir}/nsdax.gpl.c" -o "${nsdax_bin}"
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+ trap "rm ${nsdax_bin}" EXIT
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+ fi
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591da57 |
+ "${nsdax_bin}" "${header_image}" "${dax_header_bytes}" "${dax_alignment_bytes}"
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![](https://seccdn.libravatar.org/avatar/e0cb5334e5a1824445e4ed5d9488fcffc5d667adb8665f37581b8d299b22ec59?s=16&d=retro) |
591da57 |
sync
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![](https://seccdn.libravatar.org/avatar/e0cb5334e5a1824445e4ed5d9488fcffc5d667adb8665f37581b8d299b22ec59?s=16&d=retro) |
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591da57 |
touch "${dax_image}"
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591da57 |
@@ -452,6 +460,7 @@ main() {
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591da57 |
local image="${IMAGE:-kata-containers.img}"
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591da57 |
local block_size="${BLOCK_SIZE:-4096}"
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591da57 |
local root_free_space="${ROOT_FREE_SPACE:-}"
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591da57 |
+ local nsdax_bin="${NSDAX_BIN:-}"
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![](https://seccdn.libravatar.org/avatar/e0cb5334e5a1824445e4ed5d9488fcffc5d667adb8665f37581b8d299b22ec59?s=16&d=retro) |
591da57 |
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591da57 |
while getopts "ho:r:f:" opt
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![](https://seccdn.libravatar.org/avatar/e0cb5334e5a1824445e4ed5d9488fcffc5d667adb8665f37581b8d299b22ec59?s=16&d=retro) |
591da57 |
do
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591da57 |
@@ -471,6 +480,7 @@ main() {
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591da57 |
exit 0
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591da57 |
fi
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591da57 |
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591da57 |
+ local container_engine
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![](https://seccdn.libravatar.org/avatar/e0cb5334e5a1824445e4ed5d9488fcffc5d667adb8665f37581b8d299b22ec59?s=16&d=retro) |
591da57 |
if [ -n "${USE_DOCKER}" ]; then
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![](https://seccdn.libravatar.org/avatar/e0cb5334e5a1824445e4ed5d9488fcffc5d667adb8665f37581b8d299b22ec59?s=16&d=retro) |
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container_engine="docker"
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![](https://seccdn.libravatar.org/avatar/e0cb5334e5a1824445e4ed5d9488fcffc5d667adb8665f37581b8d299b22ec59?s=16&d=retro) |
591da57 |
elif [ -n "${USE_PODMAN}" ]; then
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![](https://seccdn.libravatar.org/avatar/e0cb5334e5a1824445e4ed5d9488fcffc5d667adb8665f37581b8d299b22ec59?s=16&d=retro) |
591da57 |
@@ -478,8 +488,11 @@ main() {
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![](https://seccdn.libravatar.org/avatar/e0cb5334e5a1824445e4ed5d9488fcffc5d667adb8665f37581b8d299b22ec59?s=16&d=retro) |
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fi
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![](https://seccdn.libravatar.org/avatar/e0cb5334e5a1824445e4ed5d9488fcffc5d667adb8665f37581b8d299b22ec59?s=16&d=retro) |
591da57 |
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![](https://seccdn.libravatar.org/avatar/e0cb5334e5a1824445e4ed5d9488fcffc5d667adb8665f37581b8d299b22ec59?s=16&d=retro) |
591da57 |
if [ -n "$container_engine" ]; then
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![](https://seccdn.libravatar.org/avatar/e0cb5334e5a1824445e4ed5d9488fcffc5d667adb8665f37581b8d299b22ec59?s=16&d=retro) |
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- build_with_container "${rootfs}" "${image}" "${fs_type}" "${block_size}" \
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![](https://seccdn.libravatar.org/avatar/e0cb5334e5a1824445e4ed5d9488fcffc5d667adb8665f37581b8d299b22ec59?s=16&d=retro) |
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- "${root_free_space}" "${agent_bin}" "${agent_init}" "${container_engine}"
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![](https://seccdn.libravatar.org/avatar/e0cb5334e5a1824445e4ed5d9488fcffc5d667adb8665f37581b8d299b22ec59?s=16&d=retro) |
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+ build_with_container "${rootfs}" \
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![](https://seccdn.libravatar.org/avatar/e0cb5334e5a1824445e4ed5d9488fcffc5d667adb8665f37581b8d299b22ec59?s=16&d=retro) |
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+ "${image}" "${fs_type}" "${block_size}" \
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![](https://seccdn.libravatar.org/avatar/e0cb5334e5a1824445e4ed5d9488fcffc5d667adb8665f37581b8d299b22ec59?s=16&d=retro) |
591da57 |
+ "${root_free_space}" "${agent_bin}" \
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![](https://seccdn.libravatar.org/avatar/e0cb5334e5a1824445e4ed5d9488fcffc5d667adb8665f37581b8d299b22ec59?s=16&d=retro) |
591da57 |
+ "${agent_init}" "${container_engine}" \
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![](https://seccdn.libravatar.org/avatar/e0cb5334e5a1824445e4ed5d9488fcffc5d667adb8665f37581b8d299b22ec59?s=16&d=retro) |
591da57 |
+ "${nsdax_bin}"
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![](https://seccdn.libravatar.org/avatar/e0cb5334e5a1824445e4ed5d9488fcffc5d667adb8665f37581b8d299b22ec59?s=16&d=retro) |
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exit $?
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![](https://seccdn.libravatar.org/avatar/e0cb5334e5a1824445e4ed5d9488fcffc5d667adb8665f37581b8d299b22ec59?s=16&d=retro) |
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fi
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![](https://seccdn.libravatar.org/avatar/e0cb5334e5a1824445e4ed5d9488fcffc5d667adb8665f37581b8d299b22ec59?s=16&d=retro) |
591da57 |
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![](https://seccdn.libravatar.org/avatar/e0cb5334e5a1824445e4ed5d9488fcffc5d667adb8665f37581b8d299b22ec59?s=16&d=retro) |
591da57 |
@@ -496,7 +509,7 @@ main() {
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![](https://seccdn.libravatar.org/avatar/e0cb5334e5a1824445e4ed5d9488fcffc5d667adb8665f37581b8d299b22ec59?s=16&d=retro) |
591da57 |
"${fs_type}" "${block_size}"
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![](https://seccdn.libravatar.org/avatar/e0cb5334e5a1824445e4ed5d9488fcffc5d667adb8665f37581b8d299b22ec59?s=16&d=retro) |
591da57 |
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![](https://seccdn.libravatar.org/avatar/e0cb5334e5a1824445e4ed5d9488fcffc5d667adb8665f37581b8d299b22ec59?s=16&d=retro) |
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# insert at the beginning of the image the MBR + DAX header
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![](https://seccdn.libravatar.org/avatar/e0cb5334e5a1824445e4ed5d9488fcffc5d667adb8665f37581b8d299b22ec59?s=16&d=retro) |
591da57 |
- set_dax_header "${image}" "${img_size}" "${fs_type}"
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![](https://seccdn.libravatar.org/avatar/e0cb5334e5a1824445e4ed5d9488fcffc5d667adb8665f37581b8d299b22ec59?s=16&d=retro) |
591da57 |
+ set_dax_header "${image}" "${img_size}" "${fs_type}" "${nsdax_bin}"
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![](https://seccdn.libravatar.org/avatar/e0cb5334e5a1824445e4ed5d9488fcffc5d667adb8665f37581b8d299b22ec59?s=16&d=retro) |
591da57 |
}
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![](https://seccdn.libravatar.org/avatar/e0cb5334e5a1824445e4ed5d9488fcffc5d667adb8665f37581b8d299b22ec59?s=16&d=retro) |
591da57 |
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![](https://seccdn.libravatar.org/avatar/e0cb5334e5a1824445e4ed5d9488fcffc5d667adb8665f37581b8d299b22ec59?s=16&d=retro) |
591da57 |
main "$@"
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