Simple mongo dump/restore

mongosync.sh

#!/bin/bash

lookbackDate=`date -d "6 hours ago" +"%Y-%m-%dT%H:%M:%S%z"`
echo $lookbackDate

while IFS= read -r c
do
        echo "Queuing...${c}"
        mongodump \
        --config=/home/ubuntu/aws-prod-cs \
        --username=root \
        -d fhir_prod \
        -c $c \
        --gzip --archive \
        | mongorestore \
        --config=/home/ubuntu/atlas-prod-cs \
        --username=pa-prod-service \
        --stopOnError \
        --numInsertionWorkersPerCollection=10 \
        --nsFrom="fhir_prod.*" \
        --nsTo="fhir.*" \
        --
        --gzip --archive > "/tmp/mongosync-prod-${lookbackdate}.log"
done < "/home/ubuntu/collections.txt"