pw (view raw)
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 |
#!/usr/bin/env bash
# pw - a mnml password manager
command -v gpg >/dev/null 2>&1 && gpg=gpg
command -v gpg2 >/dev/null 2>&1 && gpg=gpg2
# check if xclip or pbcopy exist
# command -v xclip >/dev/null 2>&1 && copy="xclip -rmlastnl -selection clipboard"
# command -v pbcopy >/dev/null 2>&1 && copy="pbcopy | tr -d '\n'"
# export PW_DIR to your own path
[[ -z "$PW_DIR" ]] && PW_DIR="$HOME/.pw"
init() {
if [[ ! -e "$PW_DIR" ]]; then
mkdir -p "$PW_DIR"
printf "pw: password directory initialized at %s\n" "$PW_DIR"
else
printf "PW_DIR is %s\n" "$PW_DIR"
die "$PW_DIR exists"
fi
}
add() {
# $1: path to file
# $2 [optional]: password text
[[ -z "$PW_KEY" ]] && die "\$PW_KEY not set"
if [[ "$#" -eq 2 ]]; then
pass="$2"
else
# uses default length of 25 chars, unless PW_LEN is set
pass="$(pwgen "${PW_LEN:-25}" 1 -s)"
printf "pw: generated password for %s\n" "$1"
fi
if [[ ! -f "$PW_DIR/$1.gpg" ]]; then
printf "%s" "$pass" | "$gpg" -aer "$PW_KEY" -o "$PW_DIR/$1.gpg"
printf "pw: %s/%s.gpg created\n" "$PW_DIR" "$1"
else
die "the file $PW_DIR/$1.gpg exists"
fi
(
cd $PW_DIR
git add .
git commit -m "$(date)"
remote="$(git remote show)"
branch="$(git branch --show-current)"
git pull -r "$remote" "$branch"
git push "$remote" "$branch"
)
}
list() {
for f in "$PW_DIR"/*.gpg; do
printf '%s\n' "$(basename "${f%.gpg}")"
done
}
del() {
checkf "$PW_DIR/$1.gpg"
read -rn 1 -p "pw: are you sure you want to delete $1? [y/n]: "
printf "\n"
[[ "$REPLY" == [yY] ]] && {
rm -f "$PW_DIR/$1.gpg"
printf "pw: deleted %s" "$1"
}
}
show() {
checkf "$PW_DIR/$1.gpg"
"$gpg" --decrypt --quiet --use-agent "$PW_DIR/$1.gpg"
}
# TODO: rework having to checkf twice
copy() {
checkf "$PW_DIR/$1.gpg"
if [[ "$OSTYPE" =~ darwin* ]]; then
show "$1" | head -1 | pbcopy | tr -d '\n'
else
show "$1" | head -1 | xclip -rmlastnl -selection clipboard
fi
printf "pw: copied %s to clipboard\n" "$1"
}
usage() {
usage="
pw - mnml password manager
usage: pw [options] [NAME]
All options except -i and -h require a NAME argument.
options:
-i Initializes password directory at \$HOME/.pw or at \$PW_DIR, if it exists.
-a Add a password.
-g Generate a password.
-s Print password to STDOUT.
-l List out all passwords.
-c Copy existing password to clipboard.
-d Delete password.
-h Display this help message and exit.
Requires PW_KEY to be set. Optionally, set PW_DIR for custom directory location.
Set PW_LEN to an integer of your choice, to override the default password length of 25.
"
printf "%s" "$usage"
exit 1
}
checkf() {
[[ ! -f "$1" ]] &&
die "$1 does not exist"
}
die() {
printf "error: %s\n" "$1" >&2
exit 1
}
main() {
[[ -z "$1" ]] && {
usage
}
while getopts "ila:g:s:c:d:h" options
do
# shellcheck disable=SC2221,SC2222
case "$options" in
i) init ;;
l) list ;;
g) add "$OPTARG" ;;
a)
read -rsp "enter password: " pass
printf "\n"
add "$OPTARG" "$pass"
;;
s) show "$OPTARG" ;;
c) copy "$OPTARG" ;;
d) del "$OPTARG" ;;
*|h) usage ;;
esac
done
shift $(( OPTIND -1 ))
}
main "$@"
|