#!/bin/bash -ex

cd /home/tabbott/zulip-backups
log="$(pwd)"/log

# Redirect output to a log file, with timestamps.
# Save original stderr as fd 3.
exec 3>&2 > >(ts >> "$log") 2>&1

# On error, print the log file to original stderr, so I get mail.
function handle_error {
    echo 'Error occurred while running backup' >&3
    tail "$log" >&3
    exit 1
}
trap handle_error ERR

function commit {
    git commit --allow-empty -a -m '[AUTO] backup'
    git repack -da
}

cd message_logs
for h in staging.zulip.net prod0.zulip.net; do
    rsync -v zulip@$h:logs/event_log/events.* .
done
git add events.*
commit

cd ../wiki
ssh root@trac.zulip.net php /usr/share/mediawiki/maintenance/dumpBackup.php --full > mediawiki.xml
commit