Files
mirror_scripts/archlinux.sh
T
2022-06-08 22:13:06 +02:00

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#!/bin/bash
logfile='/var/log/mirror/archlinux.log'
fatal() {
echo "$1"
echo -e "Last lines from log:\n"
tail $logfile
exit 1
}
home="/store2"
target="${home}/mirror/archlinux"
tmp="${home}/tmp"
lock='/tmp/mirrorsync.lck'
bwlimit=4096
# NOTE: you very likely need to change this since rsync.archlinux.org requires you to be a tier 1 mirror
source='rsync://rsync.archlinux.org/ftp_tier1'
lastupdate_url="http://rsync.archlinux.org/lastupdate"
[ ! -d "${target}" ] && mkdir -p "${target}"
[ ! -d "${tmp}" ] && mkdir -p "${tmp}"
exec 9>"${lock}"
flock -n 9 || exit
# only run rsync when there are changes
if diff -b <(curl -s "$lastupdate_url") "$target/lastupdate" >/dev/null && ! stty &>/dev/null; then
echo "rsync was not needed" >> $logfile
date +%s > $target/lastsync
else
echo "running rsync" >> $logfile
if ! stty &>/dev/null; then
QUIET="-q"
fi
rsync -rtlvH --safe-links --delete-after --progress -h ${QUIET} --timeout=600 --contimeout=60 -p \
--delay-updates --no-motd --bwlimit=$bwlimit \
--temp-dir="${tmp}" \
--exclude='*.links.tar.gz*' \
--exclude='*.lck' \
--exclude='*.tmp.*' \
${source} \
"${target}" &>> $logfile || fatal "Failed to sync."
fi
LAST_SYNC=$(cat ${target}/lastsync)
if [ -z "${LAST_SYNC}" ];then
LAST_SYNC_FORMATTED="UNKNOWN"
else
LAST_SYNC_FORMATTED="$(date -d @${LAST_SYNC})"
fi
echo "lastsync: ${LAST_SYNC_FORMATTED}" >> $logfile