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#!/bin/bash
# A pseudorandom password generator
LEN=16 # default length
SYMBOLS=true
gen_psw() {
local len=$1
local symbols=$2
local charset="abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789"
[[ $symbols == true ]] && charset="${charset}!@#$%^&*()_+{}|:<>?"
psw=$(< /dev/urandom tr -dc "$charset" | head -c "$len")
echo "$psw"
}
while [[ "$#" -gt 0 ]]; do
case $1 in
-l|--length) LEN="$2"; shift ;;
-ns|--no-symbols) SYMBOLS=false ;;
*) echo "Unknown flag: $1"; exit 1 ;;
esac
shift
done
PASSWORD=$(gen_psw "$LEN" "$SYMBOLS")
echo "$PASSWORD"
if command -v xclip &> /dev/null; then
echo -n "$PASSWORD" | xclip -selection clipboard
printf '%s\n' "Password has been copied." | dzen2 -p 1 -bg white -fg black -x -305 -y 50 -w 455 -h 50
fi
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