#!/bin/sh ############################################################################### ## ---------------------------------------------------------------------------- ## The scripts ## I. add-brick/pre/S28Quota-root-xattr-heal.sh (itself) ## II. add-brick/post/disabled-root-xattr-heal.sh AND ## collectively archieves the job of healing the 'limit-set' xattr upon ## add-brick to the gluster volume. ## ## This script is the 'controlling' script. Upon add-brick this script enables ## the corresponding script based on the status of the volume. ## If volume is started - enable add-brick/post script ## else - enable start/post script. ## ## The enabling and disabling of a script is based on the glusterd's logic, ## that it only runs the scripts which starts its name with 'S'. So, ## Enable - symlink the file to 'S'*. ## Disable- unlink symlink ## ---------------------------------------------------------------------------- ############################################################################### OPTSPEC="volname:,version:,gd-workdir:,volume-op:" PROGNAME="Quota-xattr-heal-add-brick-pre" VOL_NAME= GLUSTERD_WORKDIR= VOLUME_OP= VERSION= ENABLED_NAME_PREFIX="S28" ENABLED_NAME="Quota-root-xattr-heal.sh" DISABLED_NAME="disabled-quota-root-xattr-heal.sh" activate () { ln -sf $DISABLED_STATE $1; } ##------------------------------------------ ## Parse the arguments ##------------------------------------------ ARGS=$(getopt -o '' -l $OPTSPEC -n $PROGNAME -- "$@") eval set -- "$ARGS" while true; do case $1 in --volname) shift VOL_NAME=$1 ;; --gd-workdir) shift GLUSTERD_WORKDIR=$1 ;; --volume-op) shift VOLUME_OP=$1 ;; --version) shift VERSION=$1 ;; *) shift break ;; esac shift done ##---------------------------------------- DISABLED_STATE="$GLUSTERD_WORKDIR/hooks/$VERSION/add-brick/post/$DISABLED_NAME" ENABLED_STATE_START="$GLUSTERD_WORKDIR/hooks/$VERSION/start/post/""$ENABLED_NAME_PREFIX$VOL_NAME""-""$ENABLED_NAME" ENABLED_STATE_ADD_BRICK="$GLUSTERD_WORKDIR/hooks/$VERSION/add-brick/post/""$ENABLED_NAME_PREFIX""$VOL_NAME""-""$ENABLED_NAME"; ## Why to proceed if the required script itself is not present? ls $DISABLED_STATE; if [ 0 -ne $? ] then exit $?; fi ## Is quota enabled? FLAG=`cat $GLUSTERD_WORKDIR/vols/$VOL_NAME/info | grep "^features.quota=" \ | awk -F'=' '{print $NF}'`; if [ "$FLAG" != "on" ] then exit $EXIT_SUCCESS; fi ## Is volume started? FLAG=`cat $GLUSTERD_WORKDIR/vols/$VOL_NAME/info | grep "^status=" \ | awk -F'=' '{print $NF}'`; if [ "$FLAG" != "1" ] then activate $ENABLED_STATE_START; exit $? fi activate $ENABLED_STATE_ADD_BRICK; exit $?