#!/bin/bash
T=`mktemp -d -t -p /var/tmp mediawiki-<%= @name %>.XXXXXXXXXX`
D=`date +%Y-%m-%d`
B=wiki-<%= @name %>-$D.tar.gz

mkdir $T/wiki-<%= @name %>-$D
echo '[mysqldump]' > $T/mysqldump.opts
echo 'user=<%= @database_params[:username] %>' >> $T/mysqldump.opts
echo 'password=<%= @database_params[:password] %>' >> $T/mysqldump.opts
mysqldump --defaults-file=$T/mysqldump.opts --opt --skip-lock-tables --single-transaction "<%= @database_params[:name] %>" | lz4 -9 > $T/wiki-<%= @name %>-$D/wiki.sql.lz4
ln -s <%= @directory %>  $T/wiki-<%= @name %>-$D/www
export GZIP="--rsyncable -9" #make backup rsyncable
nice tar --create --gzip --dereference --directory=$T --exclude=wiki-<%= @name %>-$D/www/w/images/thumb --exclude=wiki-<%= @name %>-$D/www/w/.git --exclude=wiki-<%= @name %>-$D/www/w/extensions/*/.git --file=$T/$B wiki-<%= @name %>-$D
nice rsync --preallocate --fuzzy $T/$B backup::backup

rm -rf $T