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Adding root user check to ExtendPersistentImg (as in CreatePersistentImg) (#2633)

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* Adding root user check & Enhance help info

* Update root user check
This commit is contained in:
Zhymabek Roman 2024-05-19 13:35:22 +05:00 committed by GitHub
parent 00de8b932d
commit b8838b305d
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GPG key ID: B5690EEEBB952194
1 changed files with 8 additions and 2 deletions
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10
INSTALL/ExtendPersistentImg.sh
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@ -4,8 +4,9 @@ print_usage() {
echo 'Usage: ExtendPersistentImg.sh file size'
echo ' file persistent dat file'
echo ' size extend size in MB'
echo 'Example:'
echo ' sh ExtendPersistentImg.sh ubuntu.dat 2048'
echo 'Examples:'
echo ' sh ExtendPersistentImg.sh ubuntu.dat 2048 - This command would extend ubuntu.dat by 2048MB (2GB)'
echo ' sh ExtendPersistentImg.sh ubuntu.dat -2048 - This command reduces ubuntu.dat by 2048MB (-2GB)'
echo ''
}
@ -19,6 +20,11 @@ if [ -z "$2" ]; then
exit 1
fi
uid=$(id -u)
if [ $uid -ne 0 ]; then
print_err "Please use sudo or run the script as root."
exit 1
fi
if [ "$1" = "__vbash__" ]; then
shift