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image_build: add help info for '-f' option and 'BLOCK_SIZE' env.

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The help information of '-f' option is missing, and same issue
with 'BLOCK_SIZE' env variables, fix it in usage() function.

Fixes: #3231

Signed-off-by: zhanghj <zhanghj.lc@inspur.com>
This commit is contained in:
zhanghj 2021-12-08 17:25:08 +08:00
parent 7522109abc
commit 6b3e4c212c
1 changed files with 4 additions and 3 deletions
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7
tools/osbuilder/image-builder/image_builder.sh
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@ -79,14 +79,15 @@ Usage: ${script_name} [options] <rootfs-dir>
Options:
-h Show this help
-o path to generate image file ENV: IMAGE
-r Free space of the root partition in MB ENV: ROOT_FREE_SPACE
-o Path to generate image file. ENV: IMAGE
-r Free space of the root partition in MB. ENV: ROOT_FREE_SPACE
-f Filesystem type to use, only xfs and ext4 are supported. ENV: FS_TYPE
Extra environment variables:
AGENT_BIN: Use it to change the expected agent binary name
AGENT_INIT: Use kata agent as init process
BLOCK_SIZE: Use to specify the size of blocks in bytes. DEFAULT: 4096
IMAGE_REGISTRY: Hostname for the image registry used to pull down the rootfs build image.
FS_TYPE: Filesystem type to use. Only xfs and ext4 are supported.
NSDAX_BIN: Use to specify path to pre-compiled 'nsdax' tool.
USE_DOCKER: If set will build image in a Docker Container (requries docker)
DEFAULT: not set