subcommands:
update-known_hosts (k) [HOST]... update known_hosts file
update-authorized_keys (a) update authorized_keys file
+ import-subkey (i) import existing ssh key as gpg subkey
+ --keyfile (-f) FILE key file to import
+ --expire (-e) EXPIRE date to expire
gen-subkey (g) [KEYID] generate an authentication subkey
--length (-l) BITS key length in bits (2048)
--expire (-e) EXPIRE date to expire
+ ssh-proxycommand ssh proxycommand
subkey-to-ssh-agent (s) store authentication subkey in ssh-agent
version (v) show version number
help (h,?) this help
EOF
}
+# import an existing ssh key as a gpg subkey
+import_subkey() {
+ local keyFile="~/.ssh/id_rsa"
+ local keyExpire
+ local keyID
+ local gpgOut
+ local userID
+
+ # get options
+ while true ; do
+ case "$1" in
+ -f|--keyfile)
+ keyFile="$2"
+ shift 2
+ ;;
+ -e|--expire)
+ keyExpire="$2"
+ shift 2
+ ;;
+ *)
+ if [ "$(echo "$1" | cut -c 1)" = '-' ] ; then
+ failure "Unknown option '$1'.
+Type '$PGRM help' for usage."
+ fi
+ break
+ ;;
+ esac
+ done
+
+ log verbose "importing ssh key..."
+ fifoDir=$(mktemp -d ${TMPDIR:-/tmp}/tmp.XXXXXXXXXX)
+ (umask 077 && mkfifo "$fifoDir/pass")
+ ssh2openpgp | gpg --passphrase-fd 3 3< "$fifoDir/pass" --expert --command-fd 0 --import &
+
+ passphrase_prompt "Please enter your passphrase for $keyID: " "$fifoDir/pass"
+
+ rm -rf "$fifoDir"
+ wait
+ log verbose "done."
+}
+
# generate a subkey with the 'a' usage flags set
gen_subkey(){
local keyLength
local gpgOut
local userID
- # set default key parameter values
- keyLength=
- keyExpire=
-
# get options
while true ; do
case "$1" in
RETURN="$?"
;;
+ 'import-subkey'|'i')
+ import_key "$@"
+ ;;
+
'gen-subkey'|'g')
gen_subkey "$@"
;;
+ 'ssh-proxycommand'|'p')
+ ssh-proxycommand "$@"
+ ;;
+
'subkey-to-ssh-agent'|'s')
subkey_to_ssh_agent "$@"
;;