cookbooks/mu-mongo/templates/default/mongo_logrotate.erb
<%= node['mongodb']['log_dir'] %>/*.log {
daily
rotate 365
compress
dateext
missingok
notifempty
sharedscripts
copytruncate
postrotate
killall -SIGUSR1 mongod
find <%= node['mongodb']['log_dir'] %> -type f -regex ".*\.\(log.[0-9].*-[0-9].*\)" -exec rm {} \;
endscript
}