This commit was manufactured by cvs2svn to create branch

[util-vserver.git] / scripts / vuseradd

diff --git a/scripts/vuseradd b/scripts/vuseradd
new file mode 100755 (executable)
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+++ b/scripts/vuseradd
@@ -0,0 +1,100 @@
+#!/bin/bash
+#
+# useradd(8) wrapper for vservers
+#
+# Copyright (c) 2004  The Trustees of Princeton University (Trustees).
+#
+# $Id: vuseradd,v 1.23 2005/08/21 21:41:03 mlhuang Exp $
+#
+
+: ${UTIL_VSERVER_VARS:=/usr/lib/util-vserver/util-vserver-vars}
+test -e "$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
+[ "$1" == "--static" ] && { STATIC=yes; shift; }
+NAME=$1
+
+# add slices group if not already present
+groupadd slices 2>/dev/null || :
+
+# add user
+[ -z "$STATIC" ] && useradd -g slices -s /bin/vsh $NAME
+
+# openssh-server 3.8 and above refuse login for "locked" accounts
+for file in /etc/passwd /etc/shadow ; do
+    [ -f $file ] && sed -i -e "s/$NAME:\!\!:\(.*\)/$NAME:*:\1/" $file
+done
+
+USERID=`id -u $NAME`
+GROUPID=`id -g $NAME`
+GROUPNAME=`id -gn $NAME`
+
+# create vserver configuration file
+if [ ! -f $__CONFDIR/$NAME.conf ] ; then
+    sed \
+       -e "s/.*S_CONTEXT=.*/S_CONTEXT=$USERID/" \
+       -e "s/.*ONBOOT=.*/ONBOOT=yes/" \
+       < $__PKGLIBDIR/defaults/sample.conf \
+       > $__CONFDIR/$NAME.conf
+fi
+
+if [ ! -d "$__DEFAULT_VSERVERDIR/$NAME" ] ; then
+    # check the cache
+    shopt -s nullglob
+    for i in "$__DEFAULT_VSERVERDIR/.vcache/"* ; do
+       [ -d "$i" ] && mv "$i" "$__DEFAULT_VSERVERDIR/$NAME" && break
+    done
+    # build vserver
+    if [ ! -d "$__DEFAULT_VSERVERDIR/$NAME" ] ; then
+       # build in temporary directory
+       TMP=$(mktemp -d "$__DEFAULT_VSERVERDIR/.$NAME.XXXXXX")
+       "$__PKGLIBDIR/vbuild" "$__DEFAULT_VSERVERDIR/vserver-reference" "$TMP"
+       RETVAL=$?
+       # move it to its permanent location when complete
+       if [ $RETVAL -ne 0 ] ; then 
+           echo "Error $RETVAL building $__DEFAULT_VSERVERDIR/$NAME"
+           rm -rf "$TMP" $__CONFDIR/$NAME.conf $__PKGSTATEDIR/$NAME.ctx
+           userdel -r $NAME
+           exit $RETVAL
+       else
+           # sanity check
+           vnewsize=$(du -s "$TMP" | awk "{ print \$1 }")
+           vrefsize=$(du -s "$__DEFAULT_VSERVERDIR/vserver-reference" | awk "{ print \$1 }")
+           if [ $vnewsize -lt $vrefsize ] ; then
+               echo "WARNING: Unexpected for 'du -s $__DEFAULT_VSERVERDIR/$NAME'=$vnewsize to be less than 'du -s $__DEFAULT_VSERVERDIR/vserver-reference'=$vrefsize"
+           fi
+
+           mv "$TMP" "$__DEFAULT_VSERVERDIR/$NAME"
+       fi
+    fi
+fi
+
+if [ -d "$__DEFAULT_VSERVERDIR/$NAME" ] ; then
+    # fix permissions
+    chmod 755 "$__DEFAULT_VSERVERDIR/$NAME"
+
+    # add user in vserver
+    $_VSERVER_LEGACY $NAME suexec root sh -c \
+       "groupadd -g $GROUPID $GROUPNAME ; useradd -u $USERID -g $GROUPID -p '' $NAME"
+
+    # add an unrestricted entry to /etc/sudoers file
+    if [ -f "$__DEFAULT_VSERVERDIR/$NAME/etc/sudoers" ] && \
+       ! grep -q "^$NAME" "$__DEFAULT_VSERVERDIR/$NAME/etc/sudoers" ; then
+       echo "$NAME     ALL=(ALL)       ALL" >> "$__DEFAULT_VSERVERDIR/$NAME/etc/sudoers"
+    fi
+fi
+
+# turn resource management on for vserver $NAME
+chkconfig resman && service resman start $NAME
+# XXX - resman doesn't print a trailing newline
+echo