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#!/bin/bash
set -e
usage="USAGE
bash $(basename $0) [--help]
DESCRIPTION
Formats directories that are used for both Active and Standby namenodes.
OPTIONS
--help - show this help message
"
if [[ ${PWD##*/} != "hdfs-autoconf" ]]; then
echo "The script should be launched from ./hdfs-autoconf directory. Exiting.."
exit 1
fi
if (( $# >= 1 )); then
if [[ $1 == "--help" ]]; then
echo "$usage";
exit 0;
fi
fi
if (( $# > 0 )); then
echo "$usage";
exit 1;
fi
source scripts/common.sh
# populate config
./scripts/gen-avatar zero
# creating directory formatters
LOCAL_DIR_FORMATTER="$TEMPLATES_DIR/format-avatarnode-local-dir.sh.template"
SHARED_DIR_FORMATTER="$TEMPLATES_DIR/format-avatarnode-shared-dir.sh.template"
AVATAR_LOCAL_ZERO="$LAUNCHPAD_DIR/avatar-zero-local-dir.sh"
cp $LOCAL_DIR_FORMATTER $AVATAR_LOCAL_ZERO
patch $AVATAR_LOCAL_ZERO $METACONF_DIR/avatar-zero.sed
AVATAR_LOCAL_ONE="$LAUNCHPAD_DIR/avatar-one-local-dir.sh"
cp $LOCAL_DIR_FORMATTER $AVATAR_LOCAL_ONE
patch $AVATAR_LOCAL_ONE $METACONF_DIR/avatar-one.sed
AVATAR_SHARED="$LAUNCHPAD_DIR/avatar-shared-dir.sh"
cp $SHARED_DIR_FORMATTER $AVATAR_SHARED
patch $AVATAR_SHARED $METACONF_DIR/avatar-shared.sed
echo "Creating avatar directories"
bash $AVATAR_LOCAL_ZERO
bash $AVATAR_LOCAL_ONE
bash $AVATAR_SHARED
echo "Formatting avatar..."
source config.sh
cd ${HADOOP_VERSION}/bin
./hadoop avatarzk -updateZK -zero -force
./hadoop avatarnode -format
echo -e "${cGREEN}Done.${cRESET}"