#!/bin/bash

email_from="auto"
email_to="releng@gentoo.org"
url="https://poseidon.amd64.dev.gentoo.org/snapshots"
snapshot_uri="/release/webroot/snapshots"
svn_repo="/release/repos/snapshot-tree"

send_email() {
  subject="[Snapshot] ${1}"

  echo -e "From: ${email_from}\r\nTo: ${email_to}\r\nSubject: ${subject}\r\n\r\nA new snapshot has been built from revision `svnlook history ${svn_repo} | head -n 3 | tail -n 1 | sed -e 's:^ *::' -e 's: .*$::'` of ${svn_repo}.  You can find it at ${url}.\r\n\r\n$(cat /release/snapshots/portage-${1}.tar.bz2.DIGESTS)\r\n" | /usr/sbin/sendmail -f ${email_from} ${email_to}
}

if [ "${email_from}" == "auto" ]
then
	username="$(whoami)"
	if [ "${username}" == "root" ]
	then
		email_from="catalyst@poseidon.amd64.dev.gentoo.org"
	else
		email_from="${username}@gentoo.org"
	fi
fi

sudo /release/bin/sudo_official "$@" && \
echo "Starting rsync from /release/snapshots/portage-${1}.tar.bz2* to ${snapshot_uri}" && \
rsync --archive --stats --progress /release/snapshots/portage-${1}.tar.bz2* \
	${snapshot_uri}
ret=$?

if [ "${email_from}" == "none" ]
then
	echo "Skipping email step as configured..."
else
	[ $ret -eq 0 ] && send_email ${1}
fi

exit $ret