+#!/bin/bash
+#
+# useradd(8) wrapper for vservers
+#
+# Copyright (c) 2004 The Trustees of Princeton University (Trustees).
+#
+# $Id$
+#
+
+: ${UTIL_VSERVER_VARS:=$(dirname $0)/util-vserver-vars}
+test -e "$UTIL_VSERVER_VARS" || {
+ echo "Can not find util-vserver installation; aborting..."
+ exit 1
+}
+. "$UTIL_VSERVER_VARS"
+
+usage()
+{
+ echo "usage: $0 name"
+ exit 1
+}
+
+[ -z "$1" ] && usage
+NAME=$1
+
+# add user
+useradd -s /bin/vsh $NAME
+
+# change shell (in case user already exists)
+usermod -s /bin/vsh $NAME
+
+# automount keys (eval expands ~)
+eval rm -rf ~$NAME/.ssh
+eval ln -sf /etc/vservers/keys/$NAME ~$NAME/.ssh
+
+USERID=$(awk -F: "\$1 == \"$NAME\" { print \$3 }" < /etc/passwd)
+GROUPID=$(awk -F: "\$1 == \"$NAME\" { print \$3 }" < /etc/passwd)
+
+# create vserver configuration file
+if [ ! -f /etc/vservers/$NAME.conf ] ; then
+ sed -e "s/#S_CONTEXT=/S_CONTEXT=$USERID/" \
+ < /etc/vservers/vserver-reference.conf \
+ > /etc/vservers/$NAME.conf
+fi
+
+if [ ! -d "$VROOTDIR/$NAME" ] ; then
+ # check the cache
+ shopt -s nullglob
+ for i in "$VROOTDIR/.vcache/"* ; do
+ [ -d "$i" ] && mv "$i" "$VROOTDIR/$NAME" && break
+ done
+ # build vserver
+ if [ ! -d "$VROOTDIR/$NAME" ] ; then
+ # build image in .vtmp
+ TMP=$(mktemp -d "$VROOTDIR/.vtmp/$NAME.XXXXXX")
+ "$PKGLIBDIR/vbuild" "$VROOTDIR/vserver-reference" "$TMP"
+ # move it to .vcache when complete
+ mv "$TMP" "$VROOTDIR/$NAME"
+ fi
+ # fix permissions
+ chmod 755 "$VROOTDIR/$NAME"
+fi
+
+# add user in vserver
+vserver $NAME suexec root groupadd -g $GROUPID $NAME
+vserver $NAME suexec root useradd -u $USERID -g $GROUPID -p '' $NAME