Github user hegdean commented on a diff in the pull request:
https://github.com/apache/incubator-trafodion/pull/546#discussion_r68082081
--- Diff: install/installer/traf_secure_setup ---
@@ -0,0 +1,342 @@
+#!/bin/bash
+
+# @@@ START COPYRIGHT @@@
+#
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements. See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership. The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License. You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied. See the License for the
+# specific language governing permissions and limitations
+# under the License.
+#
+# @@@ END COPYRIGHT @@@
+
+# KDC attributes
+MAX_LIFETIME="24hours"
+RENEW_LIFETIME="7days"
+
+# LDAP attributes
+LDAP_AUTH_FILE="traf_authentication_config_${HOSTNAME}"
+
+HOST_NAME=`hostname -f`
+
+# These differ depending on the distribution
+if [[ $HADOOP_TYPE == "cloudera" ]]; then
+ TRAF_KEYTAB_DIR='/etc/trafodion'
+ TRAF_KEYTAB="trafodion.keytab"
+ HBASE_KEYTAB=`sudo find /var/run/cloudera-scm-agent/process/ -name
hbase.keytab | grep 'hbase-MASTER' | head -n 1`
+ HDFS_KEYTAB=`sudo find /var/run/cloudera-scm-agent/process/ -name
hdfs.keytab | grep 'hdfs-NAMENODE/' | head -n 1`
+else
+ TRAF_KEYTAB_DIR='/etc/security/keytabs'
+ TRAF_KEYTAB="trafodion.service.keytab"
+ HBASE_KEYTAB='/etc/security/keytabs/hbase.service.keytab'
+ HDFS_KEYTAB='/etc/security/keytabs/hdfs.headless.keytab'
+fi
+
+#==============================================
+# Setup Trafodion environment for secure Hadoop
+#==============================================
+
+LOCAL_WORKDIR="$( cd "$( dirname "$0" )" && pwd )"
+
+TRAF_CONFIG="/etc/trafodion/trafodion_config"
+LOCAL_SECURE_CONFIG="$LOCAL_WORKDIR/trafodion_secure_config"
+rm $LOCAL_SECURE_CONFIG 2>/dev/null
+
+
+#==============================================
+# Kerberos enabled
+
+echo "***INFO: Starting Trafodion security configuration setup"
+
+# Check to see if kerberos is enabled in Hadoop
+cat /etc/hadoop/conf/core-site.xml | while read a; do
--- End diff --
Use HADOOP_CNF_DIR environment variable
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