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[release-4.5] Bug 1868675: Delete indices in batches #456

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[release-4.5] Bug 1868675: Delete indices in batches #456

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c1809d7
Bug 1866019: Delete indices in batches
jcantrill Aug 12, 2020
d56bd9b
Remove space when formating the url
jcantrill Aug 27, 2020
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21 changes: 14 additions & 7 deletions pkg/indexmanagement/scripts.go
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Original file line number Diff line number Diff line change
Expand Up @@ -25,6 +25,11 @@ writeIndices=$(curl -s $ES_SERVICE/${POLICY_MAPPING}-*/_alias/${POLICY_MAPPING}-
-H"Authorization: Bearer $(cat /var/run/secrets/kubernetes.io/serviceaccount/token)" \
-HContent-Type:application/json)

if echo "$writeIndices" | grep "\"error\"" ; then
echo "Error while attemping to determine the active write alias: $writeIndices"
exit 1
fi

CMD=$(cat <<END
import json,sys
r=json.load(sys.stdin)
Expand All @@ -42,6 +47,7 @@ indices=$(curl -s $ES_SERVICE/${POLICY_MAPPING}/_settings/index.creation_date \
-H"Authorization: Bearer $(cat /var/run/secrets/kubernetes.io/serviceaccount/token)" \
-HContent-Type:application/json)

# Delete in batches of 25 for cases where there are a large number of indices to remove
nowInMillis=$(date +%s%3N)
minAgeFromEpoc=$(($nowInMillis - $MIN_AGE))
CMD=$(cat <<END
Expand All @@ -50,8 +56,8 @@ r=json.load(sys.stdin)
indices = [index for index in r if int(r[index]['settings']['index']['creation_date']) < $minAgeFromEpoc ]
if "$writeIndex" in indices:
indices.remove("$writeIndex")
indices.sort()
print ','.join(indices)
for i in range(0, len(indices), 25):
print ','.join(indices[i:i+25])
END
)
indices=$(echo "${indices}" | python -c "$CMD")
Expand All @@ -63,19 +69,20 @@ else
echo deleting indices: "${indices}"
fi

code=$(curl -s $ES_SERVICE/${indices}?pretty \
for sets in ${indices}; do
code=$(curl -s $ES_SERVICE/${sets}?pretty \
-w "%{response_code}" \
--cacert /etc/indexmanagement/keys/admin-ca \
-HContent-Type:application/json \
-H"Authorization: Bearer $(cat /var/run/secrets/kubernetes.io/serviceaccount/token)" \
-o /tmp/response.txt \
-XDELETE )

if [ "$code" == "200" ] ; then
exit 0
if [ $code -ne 200 ] ; then
cat /tmp/response.txt
exit 1
fi
cat /tmp/response.txt
exit 1
done
`

var scriptMap = map[string]string{
Expand Down