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YAK-2343/init nn bug fix bootstrapping flag on #47

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YAK-2343/init nn bug fix bootstrapping flag on #47

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9ff9dc6
bumped up chart version
samadsid7 Apr 23, 2024
e74c2ff
bumped up chart version revert
samadsid7 Apr 23, 2024
dfa7c40
Merge branch 'flipkart-incubator:main' into main
samadsid7 May 28, 2024
a0263b8
Merge branch 'flipkart-incubator:main' into main
samadsid7 May 29, 2024
c0c9b8f
Merge branch 'flipkart-incubator:main' into main
samadsid7 Jul 9, 2024
bcc687d
init nn container bug fix on bootstrap
samadsid7 Jul 9, 2024
3352a08
init nn container bug fix on bootstrap
samadsid7 Jul 9, 2024
a029ede
init nn container bug fix on bootstrap
samadsid7 Jul 9, 2024
09f421e
fixed nn bootstrap bug
samadsid7 Jul 24, 2024
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2 changes: 1 addition & 1 deletion helm-charts/hbase-chart/templates/_hbasecluster.tpl
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Original file line number Diff line number Diff line change
Expand Up @@ -119,7 +119,7 @@ spec:
{{- $data := dict "Values" .Values "root" .Values.deployments.datanode "scripts" $scripts "probescripts" $probescripts "initContainers" $initContainers "args" $args "portsArr" $portsArr "podManagementPolicy" $podManagementPolicy }}
{{- include "hbasecluster.component" $data | indent 4 }}
namenode:
{{- $podManagementPolicy := "OrderedReady" }}
{{- $podManagementPolicy := "Parallel" }}
{{- $initContainers := list $dnsContainer $initnnContainer $initzkfcContainer $initnnbootstrapContainer }}
{{- $nnscript := include "hbasecluster.nnscript" . | indent 6 }}
{{- $zkfcscript := include "hbasecluster.zkfcscript" . | indent 6 }}
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26 changes: 26 additions & 0 deletions helm-charts/hbase-chart/templates/meta/_initnnscript.tpl
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Original file line number Diff line number Diff line change
Expand Up @@ -21,7 +21,33 @@
export HADOOP_CONF_DIR={{ .Values.configuration.hadoopConfigMountPath }}
export HADOOP_HOME={{ .Values.configuration.hadoopHomePath }}

# Get the journal node URIs
jn_uris=$($HADOOP_HOME/bin/hdfs getconf -confKey dfs.namenode.shared.edits.dir)

# Extract the journal node hostnames and ports
jn_hostnames_and_ports=${jn_uris#qjournal://} # Remove the 'qjournal://' prefix
jn_hostnames_and_ports=${jn_hostnames_and_ports%/*} # Remove the '/<nameserviceID>' suffix

# Split the hostnames and ports into an array
IFS=';' read -ra jn_array <<< "$jn_hostnames_and_ports"

# Access each journal node hostname using the array and wait until service is ready
for jn in "${jn_array[@]}"; do
jn_hostname=${jn%%:*}
until nslookup $jn_hostname; do
echo "Waiting for $jn_hostname to be ready..."
sleep 5
done
done

# Sleep for random time to avoid lock issue on journalnode quorum
sleep_time=$((RANDOM % 180))
echo "Sleeping for $sleep_time seconds"
sleep $sleep_time

echo "Formatting the namenode"
echo "N" | $HADOOP_HOME/bin/hdfs namenode -format $($HADOOP_HOME/bin/hdfs getconf -confKey dfs.nameservices) || true

cpuLimit: {{ $namenodeCpu | quote }}
memoryLimit: {{ $namenodeMemory | quote }}
cpuRequest: {{ $namenodeCpu | quote }}
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