exclude some pub key files

exclude.sh

#authorized keys file name
AK=authorized_keys
#enabled pub key dir
ENABLED=enabled_keys
#disabled pub key dir
DISABLED=disabled_keys

if [[ $# = 0 ]]
then
    printf "Usage:\n %s to_be_removed.pub\n" "$0"
    exit 1
fi


test -d $DISABLED ||  mkdir $DISABLED 

for var in $*
do
    var="$ENABLED/$var"
    if [[ $var =~ .*\.pub ]] && [[ -f $var ]]
    then
       mv $var $DISABLED
    else
       printf "Invalid pub key file:{$var} ignored\n" 
    fi
done

TMPFile="pubkey.$RANDOM.$RANDOM"
> $TMPFile
cat $ENABLED/*.pub >> $TMPFile
test -f $AK && mv $AK authorized_keys_old
mv $TMPFile $AK