add_eterkey.sh: add support for add other key

rooter/add_eterkey.sh

@@ -19,8 +19,9 @@ fatal()
 USERNAME=$1
 HOST=$2
 VEID=$3
+KEYUSER=$4
 
-Help="Usage: $0 USERNAME HOST {VEID | -l}\nHOST - from yours ssh alias\nVEID - container ID or 0 for host system"
+Help="Usage: $0 USERNAME HOST {VEID | -l} [KEYUSER]\nHOST - from yours ssh alias\nVEID - container ID or 0 for host system"
 
 if [ "$USERNAME" = "-h" ]; then
 	echo -e "$Help"
@@ -31,8 +32,10 @@ if [ -z "$USERNAME" ] || [ -z "$HOST" ] || [ -z "$VEID" ]; then
 	fatal "$Help"
 fi
 
+# local user by default
+[ -n "$KEYUSER" ] || KEYUSER="$USERNAME"
 
-USERKEY=$(ssh rooter@server pubkey $USERNAME)
+USERKEY=$(ssh rooter@server pubkey $KEYUSER)
 
 [ -n "$USERKEY" ] || fatal "Can't get ssh key"
 
@@ -54,7 +57,11 @@ add_key_cmd()
 
 # copy key in host system
 if [ -z "$VEID" ] || [ "$VEID" = 0 ] ; then
-	echo "Copy key for $USERNAME to host $HOST"
+	if [ "$KEYUSER" = "$USERNAME" ] ; then
+		echo "Copy key for $USERNAME to host $HOST"
+	else
+		echo "Copy key of user $KEYUSER to host $HOST for $USERNAME"
+	fi
 	# FIXME: не работает на CentOS
 	echo "$USERKEY" | docmd ssh $SSHOPT $HOST "$(add_key_cmd)"
 	ssh $SSHOPT $HOST $HOSTSUDO ls /home/$USERNAME/.ssh -l