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Added IP check compared to host name #36

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Added IP check compared to host name #36

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97a4b7c
Added IP check compared to host name
jahhulbert-ccri Aug 23, 2016
6e1bed1
Force IPV4 for now
jahhulbert-ccri Aug 24, 2016
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4 changes: 2 additions & 2 deletions bin/cloud-local.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -132,8 +132,8 @@ function start_first_time {
$KAFKA_HOME/bin/kafka-server-start.sh -daemon $KAFKA_HOME/config/server.properties

# format namenode
echo "Formatting namenode..."
$HADOOP_HOME/bin/hadoop namenode -format
echo "Formatting namenode with config dir ${HADOOP_CONF_DIR}..."
$HADOOP_HOME/bin/hadoop --config $HADOOP_CONF_DIR namenode -format

# start hadoop
echo "Starting hadoop..."
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9 changes: 9 additions & 0 deletions conf/cloud-local.conf
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Expand Up @@ -32,9 +32,18 @@ if [[ -z "${CL_HOSTNAME}" ]]; then
fi

if [[ -z "${CL_BIND_ADDRESS}" ]]; then
# must be ipv4 for now
CL_BIND_ADDRESS="127.0.0.1"
fi

# compare the two - ipv4 only at the moment
resolved_ip=$(getent ahostsv4 ${CL_HOSTNAME} | head -n1 | awk '{print $1}')
if [[ "${resolved_ip}" != "${CL_BIND_ADDRESS}" ]]; then
echo "!!! WARNING - Cloud Local bind hostname did not resolve to the same ip address as the cloud local bind address"
echo "!!! Check your /etc/hosts and DNS bindings"
exit
fi

if [[ -z "${CL_PORT_OFFSET}" ]]; then
CL_PORT_OFFSET=0
fi
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