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# Query the Hbase service for the cluster status.
GET_CLUSTER_STATUS_RESPONSE=$(curl -si -X GET -H "Accept: text/xml" http://hbase:8080/status/cluster)
if [ -z "$GET_CLUSTER_STATUS_RESPONSE" ]; then
echo "Tabular store is unreachable."
return 2
fi
# Check the resulting status JSON to see if there is a 'DeadNodes' stanza with
# entries.
DEAD_NODES=$(echo $GET_CLUSTER_STATUS_RESPONSE | grep "<DeadNodes/>")
if [ -n "$DEAD_NODES" ]; then
echo "Tabular store is up and accessible."
return 0
else
echo "Tabular store is up but is reporting dead nodes - cluster may be in degraded state."
return 1
fi
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