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#!/bin/sh
##---------------------------------------------------------------------------
## This script updates the 'limit-set' xattr on the newly added node. Please
## refer hook-scripts/add-brick/pre/S28Quota-root-xattr-heal.sh for the complete
## description.
## Do the following only if limit configured on root.
## 1. Do an auxiliary mount.
## 2. Get 'limit-set' xattr on root
## 3. Set xattrs with the same value on the root.
## 4. Disable itself
##---------------------------------------------------------------------------
QUOTA_CONFIG_XATTR="trusted.glusterfs.quota.limit-set";
MOUNT_DIR=`mktemp --directory --tmpdir`;
OPTSPEC="volname:,version:,gd-workdir:,volume-op:"
PROGNAME="Quota-xattr-heal-add-brick"
VOL_NAME=
VERSION=
VOLUME_OP=
GLUSTERD_WORKDIR=
ENABLED_NAME="S28Quota-root-xattr-heal.sh"
cleanup_mountpoint ()
{
umount -f $MOUNT_DIR;
if [ 0 -ne $? ]
then
return $?
fi
rmdir $MOUNT_DIR;
if [ 0 -ne $? ]
then
return $?
fi
}
##------------------------------------------
## Parse the arguments
##------------------------------------------
ARGS=$(getopt -l $OPTSPEC -name $PROGNAME $@)
eval set -- "$ARGS"
while true;
do
case $1 in
--volname)
shift
VOL_NAME=$1
;;
--version)
shift
VERSION=$1
;;
--gd-workdir)
shift
GLUSTERD_WORKDIR=$1
;;
--volume-op)
shift
VOLUME_OP=$1
;;
*)
shift
break
;;
esac
shift
done
##----------------------------------------
ENABLED_STATE="$GLUSTERD_WORKDIR/hooks/$VERSION/$VOLUME_OP/post/$ENABLED_NAME"
FLAG=`gluster volume quota $VOL_NAME list / 2>&1 | grep \
'\(No quota configured on volume\)\|\(Limit not set\)'`;
if ! [ -z $FLAG ]
then
ls $ENABLED_STATE;
RET=$?
if [ 0 -eq $RET ]
then
unlink $ENABLED_STATE;
exit $?
fi
exit $RET;
fi
## -----------------------------------
## Mount the volume in temp directory.
## -----------------------------------
glusterfs -s localhost --volfile-id=$VOL_NAME --client-pid=-42 $MOUNT_DIR;
if [ 0 -ne $? ]
then
exit $?;
fi
## -----------------------------------
## ------------------
## Getfattr the value
## ------------------
VALUE=`getfattr -n "$QUOTA_CONFIG_XATTR" -e hex --absolute-names $MOUNT_DIR \
2>&1 | grep $QUOTA_CONFIG_XATTR | awk -F'=' '{print $2}'`
RET=$?
if [ 0 -ne $RET ]
then
## Clean up and exit
cleanup_mountpoint;
exit $RET;
fi
## ------------------
## ---------
## Set xattr
## ---------
setfattr -n "$QUOTA_CONFIG_XATTR" -v $VALUE $MOUNT_DIR;
RET=$?
if [ 0 -ne $RET ]
then
## Clean up and exit
cleanup_mountpoint;
exit $RET;
fi
## ---------
cleanup_mountpoint;
## Disable
ls $ENABLED_STATE;
RET=$?
if [ 0 -eq $RET ]
then
unlink $ENABLED_STATE;
exit $?
fi
exit $?
|
