sunetdrive/templates/multinode/compress-logs.erb.sh

22 lines
791 B
Bash

#!/bin/bash
no_files=30 # Keep this many files as an archive, script is run once a week
# We sleep a deterministic amount of time, which will be between 0 an 128 m and allways the same within
# a specific host, but will differ between hosts
sleep $((16#$(ip a | grep "link/ether" | head -1 | awk -F ':' '{print $6}' | awk '{print $1}') / 2))m
for logfile in $(ls /opt/multinode/*/{nextcloud.log,server/server.log}); do
if [[ -f ${logfile}.gz.${no_files} ]]; then
rm ${logfile}.gz.${no_files}
fi
for i in $(seq 1 $((no_files - 1)) | sort -nr); do
if [[ -f ${logfile}.gz.${i} ]]; then
mv ${logfile}.gz.${i} ${logfile}.gz.$((i + 1))
fi
done
if [[ -f ${logfile}.gz ]]; then
mv ${logfile}.gz ${logfile}.gz.1
fi
cat ${logfile} | gzip >${logfile}.gz && echo '' >${logfile}
done