add rooter code

rooter/get_ssh_pubkey.sh

+#!/bin/sh
+
+# Print out user's pub key
+
+fatal()
+{
+	echo "Error: $@"
+	exit 1
+}
+
+[ "$UID" = 0 ] || fatal "Run me only as root"
+
+USERNAME=$1
+
+[ -n "$USERNAME" ] || fatal "Usage: $0 username"
+
+if [ "$USERNAME" = "root" ] ; then
+	HOMEDIR=/root
+else
+	HOMEDIR=/home/$USERNAME
+fi
+
+USERKEY=$HOMEDIR/.ssh/id_dsa.pub
+[ -r "$USERKEY" ] || USERKEY=$HOMEDIR/.ssh/id_rsa.pub
+
+#[ -r "$USERKEY" ] || fatal "Can't read ssh key $USERKEY"
+
+cat $USERKEY

rooter/rooter.sh

+#!/bin/sh
+
+fatal()
+{
+	echo "Error: $@"
+	exit 1
+}
+
+[ "$1" = "-c" ] || fatal "Run me only via ssh"
+
+shift
+
+run()
+{
+case "$1" in
+	""|"help")
+		echo "Welcome to Etersoft rooter!"
+		echo "Available commands:"
+		echo "	get pubkey USER"
+		#echo "	allow USER HOST [VEID]"
+		#echo "	list hosts"
+		#echo "	list host veid"
+		exit
+		;;
+	"get")
+		shift
+		case "$1" in
+			"pubkey")
+				shift
+				sudo /home/rooter/bin/get_ssh_pubkey.sh "$1"
+				;;
+			*)
+				fatal "Unknown command get $1"
+				;;
+		esac
+		;;
+	*)
+		echo "Etersoft rooter (c) 2015"
+		echo "Unknown command $*"
+		exit 1
+		;;
+esac
+}
+
+run $*