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#!/bin/bash
#
# Load a key from a menu.
#
# Parameters
BASENAME="`basename $0`"
KEYS="$HOME/.ssh/keys"
# Check
if [ ! -d "$KEYS" ]; then
echo "$BASENAME: folder not found: $KEYS"
exit 1
fi
# Get available keys
function __query {
(
cd $KEYS && find -name '*.pub' | sed -e 's/.pub$//' | grep -v decomissioned | while read line; do
# See https://security.stackexchange.com/questions/129724/how-to-check-if-an-ssh-private-key-has-passphrase-or-not#129727
#if grep -q ',ENCRYPTED' $line; then
if ! ssh-keygen -y -P "" -f $line &> /dev/null; then
handle="`echo $line | cut -d '/' -f 3`"
type="`echo $line | cut -d '/' -f 2`"
echo "$handle ($type)"
fi
done
)
}
# List available keys
function __list {
n="0"
__query | sort | uniq | while read key; do
echo -en "$n. $key"
echo ""
let ++n
done | column -t -c 6
}
# Display the keys available in the agent
function __loaded {
#ssh-add -L | cut -d ' ' -f 3 | sed -e 's/^/\t/'
ssh-add -L | while read line; do
type="`echo $line | cut -d ' ' -f 1 | sed -e 's/^ssh-//'`"
handle="`echo $line | cut -d ' ' -f 3-`"
if [ -e "$handle" ]; then
handle="`basename $handle`"
fi
echo "$handle ($type)"
done | sort | column -t -c 6
}
# Key chooser mennu
function __chooser {
echo "Usage: $BASENAME <keytype> <handle>"
echo ""
echo "Available keys"
echo ""
__list | sed -e 's/^/\t/'
echo ""
if [ "`LC_ALL=C ssh-add -L`" != "The agent has no identities." ]; then
echo "Current loaded keys:"
echo ""
__loaded | sed -e 's/^/\t/'
echo ""
fi
read -rep "Choose key: " n
# Check the selected option
if [ ! -z "$n" ]; then
key="$(__list | grep -E "(^$n.| $n:)" | sed -e "s/^[0-9]*. //" | cut -d : -f 1)"
if [ ! -z "$key" ]; then
__load $key
fi
fi
}
# Load a key
function __load {
HANDLE="$1"
TYPE="`echo $2 | sed -e 's/(//' -e 's/)//'`"
KEY="$KEYS/$TYPE/$HANDLE"
# Check if the selected option has a custom procedure (monkeysphere, keyringer, etc)
if [ -x "$KEY.askpass" ]; then
# SSH-ADD(1) says: "Note that on some machines it may be necessary to redirect the input from /dev/null to make this work".
SSH_ASKPASS="$KEY.askpass" ssh-add $KEY < /dev/null
else
ssh-add $KEY
fi
# UX
if [ "$?" == "0" ]; then
if which awesome-client &> /dev/null; then
echo "naughty.notify({title = \"SSH:\", text =\"Loaded $HANDLE ($TYPE)\", timeout = 2})" | awesome-client &> /dev/null
# Cancel the last command exit status in casa awesome is not available
true
fi
fi
}
# Dispatch
if [ ! -z "$2" ]; then
__load $*
else
__chooser
fi
|
