#!/bin/bash 

trap "abort" 0
abort()
{
	#kill special conversion imap server
	echo "Cleaning up.."
	pkill -f gateway-conv.cfg 2>/dev/null
	pkill -f cyrus-conv.conf 2>/dev/null
	sleep 3
	pkill -9 -f gateway-conv.cfg 2>/dev/null
	pkill -9 -f cyrus-conv.conf 2>/dev/null
}

echo "Disabling cyrus imap.."
svcstop /service/cyrus-imapd || exit 1
touch /service/cyrus-imapd/down

#start zarafa imap gateway forever:
echo "Starting zarafa imap.."
rm /service/zarafa-gateway/down &>/dev/null
svcstart /service/zarafa-gateway || exit 1


echo "Starting 2nd zarafa imap in conversion mode.."
#start zarafa imap gateway in special passwordless conversion mode
#on port 10143
zarafa-gateway -c /etc/zarafa/gateway-conv.cfg || exit 1

#change cyrusconfig (that option should be commented out anyway)
sed 's/^sasl_mech_list:.*/#&/' /etc/imapd.conf -i  

#start cyrus in conversion mode
#on port 20143
echo "Starting 2nd cyrus imap in conversion mode.."
/usr/cyrus/bin/master -M /etc/cyrus-conv.conf -d || exit 1

sleep 5 # wait for the stuff to start up

#settings
export TZ=GMT #for imapsync
SPECIALUSERS=" admin Administrator mailadmin nobody "
MAXAGE=$1
CONVDB="/root/syn3-cyrus2zarafa.$MAXAGE""days.done"
if [ "$MAXAGE" ]; then
	PARS="$PARS --maxage $MAXAGE"
fi


echo "Starting conversion..."
migrate()
{
    imapsync \
	--host1 localhost \
	--port1 20143 \
	--authuser1 admin \
	--user1 "$user" \
	--password1 `cat /etc/webint/LDAP_MASTER_PASSWD` \
	--host2 127.0.0.1 \
	--port2 10143 \
	--user2 "$user" \
	--password2 "none" \
	--prefix2 "" \
	--ssl2 \
	--sep2 / \
	--folderrec INBOX \
	--skipsize \
	--nofoldersizes  \
	--useheader Message-ID \
	--idatefromheader \
	--nohash \
	--regextrans2 "s/Spam/Junk E-mail/" \
	--regextrans2 "s/Trash/Deleted Items/" \
	--regextrans2 "s/Sent/Sent Items/" \
	$PARS ;

    return $?
}

#traverse all users
ldapsearchpars="ldapsearch -D cn=Manager,dc=syn-3 -w `cat /etc/webint/LDAP_MASTER_PASSWD` -b ou=Users,dc=syn-3 -s one"
for user in `$ldapsearchpars | grep ^uid: | grep -v "\\$$" | cut -f2 -d' '`; do
	if ! echo "$SPECIALUSERS" | grep " $user " >/dev/null; then
		if ! grep -x "$user" "$CONVDB" &>/dev/null; then
			echo "Migrating $user pass 1:";
			if migrate; then
				#(second pass is needed to correct mail flags, because of some imapsync/zarafa problem)
				echo "Migrating $user pass 2:";
				if migrate; then
					sync
					echo "Migration of $user complete!"
					echo "$user" >> $CONVDB
					sync
				fi
			fi
		else
			echo "$user OK: already migrated";
		fi
	fi	
done

echo "Conversion done, days=$MAXAGE";
echo "Run again to see if all users are OK."