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osbuilder: show usage if no options/arguments specified

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Now if no options/arguments specified, the shell scripts will return an error:

ERROR: Invalid rootfs directory: ''

This commit will show usage if no options/arguments specified.

Fixes: #3256

Signed-off-by: bin <bin@hyper.sh>
This commit is contained in:
bin 2021-12-13 16:10:55 +08:00
parent 978b13c9e8
commit 3f7cf7ae67
2 changed files with 4 additions and 1 deletions
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1
tools/osbuilder/image-builder/image_builder.sh
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@ -474,6 +474,7 @@ set_dax_header() {
main() { main() {
[ "$(id -u)" -eq 0 ] || die "$0: must be run as root" [ "$(id -u)" -eq 0 ] || die "$0: must be run as root"
[ "$#" -eq 0 ] && usage && return 0
# variables that can be overwritten by environment variables # variables that can be overwritten by environment variables
local agent_bin="${AGENT_BIN:-kata-agent}" local agent_bin="${AGENT_BIN:-kata-agent}"

4
tools/osbuilder/rootfs-builder/rootfs.sh
View File

@ -441,7 +441,7 @@ build_rootfs_distro()
fi fi
} }
# Used to create a minimal directory tree where the agent can be instaleld. # Used to create a minimal directory tree where the agent can be installed.
# This is used when a distro is not specified. # This is used when a distro is not specified.
prepare_overlay() prepare_overlay()
{ {
@ -624,6 +624,8 @@ EOT
parse_arguments() parse_arguments()
{ {
[ "$#" -eq 0 ] && usage && return 0
while getopts a:hlo:r:t: opt while getopts a:hlo:r:t: opt
do do
case $opt in case $opt in