nexus-diff.sh

#!/bin/bash

NEXUS_STORAGE_DIR=/opt/sonatype-work/nexus/storage
DIFF_DIR=/home/console/nexus-diffs
TSTAMP=`date +"%Y-%m-%d_%H-%M"`

if [ ! -f ${DIFF_DIR}/filelist_latest.txt ]; then
        touch ${DIFF_DIR}/filelist_0000-00-00_00-00.txt
        ln -s ${DIFF_DIR}/filelist_0000-00-00_00-00.txt ${DIFF_DIR}/filelist_latest.txt
fi

pushd ${NEXUS_STORAGE_DIR}
find {central,jcenter} -type f -regextype posix-extended ! -regex ".*\.(index|meta|nexus).*" > ${DIFF_DIR}/filelist_${TSTAMP}.txt
popd

diff ${DIFF_DIR}/filelist_latest.txt ${DIFF_DIR}/filelist_${TSTAMP}.txt > ${DIFF_DIR}/diff.txt

egrep "^> .*$" ${DIFF_DIR}/diff.txt | awk '{print $2}' > ${DIFF_DIR}/diff-added.txt

tar -czvf ${DIFF_DIR}/diff.tgz -C ${NEXUS_STORAGE_DIR} -T diff-added.txt

rm ${DIFF_DIR}/filelist_latest.txt
ln -s ${DIFF_DIR}/filelist_${TSTAMP}.txt ${DIFF_DIR}/filelist_latest.txt