Operators For Expressions - Netscape ENTREPRISE SERVER 6.1 - 04-2002 ADMINISTRATOR Administrator's Manual

ACL File Syntax
You can also restrict access to your server by time of day (based on the local time
on the server) by using the
timeofday
NOTE
The following example restricts access to a group of users called guests between
8:00 a.m. and 4:59 p.m:
allow (read)
You can also restrict access by day of the week. Use the following three-letter
abbreviations to specify days of the week:
The following statement allows access for users in the premium group any day and
any time. Users in the discount group get access all day on weekends and on
weekdays anytime except 8am-4:59 pm.
allow (read) (group="discount" and dayofweek="Sat,Sun") or
(group="discount" and (dayofweek="mon,tue,wed,thu,fri" and
(timeofday<0800 or timeofday=1700)))
or
(group="premium");

Operators For Expressions

You can use various operators in attribute expressions. Parentheses delineate the
operator order of precedence. With
following operators:
• and
• or
• not
•
=
•
!=
With
• > (greater than)
•
<
356 Netscape Enterprise Server Administrator's Guide • April 2002 (Draft)
attribute to restrict access to certain users during specific hours.
Use 24-hour time to specify times. For example, use
4:00 a.m. or
2230
(group="guests") and
(timeofday<0800 or timeofday=1700);
(equals)
(not equal to)
and
timeofday dayofweek
(less than)
attribute. For example, you can use the
timeofday
for 10:30 p.m.
,
Sun Mon
, ,
user group
, you can use:
0400
, , , ,
Tue Wed Thu Fri
, and , you can use the
dns ip
to specify
, and .
Sat