linux check if a group exist or not
cat /etc/group | grep GROUP_NAME 1> /dev/null
echo $? #result 0 or 1
#or
if ! cat /etc/group | grep $1 1> /dev/null
then
echo "Error! $1 doesn't exist!"
else
echo "$1 group exist!"
fi
linux check if a group exist or not
cat /etc/group | grep GROUP_NAME 1> /dev/null
echo $? #result 0 or 1
#or
if ! cat /etc/group | grep $1 1> /dev/null
then
echo "Error! $1 doesn't exist!"
else
echo "$1 group exist!"
fi
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