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-rw-r--r--ipalib/plugins/group.py3
1 files changed, 3 insertions, 0 deletions
diff --git a/ipalib/plugins/group.py b/ipalib/plugins/group.py
index 2558c38ab..4fd630d42 100644
--- a/ipalib/plugins/group.py
+++ b/ipalib/plugins/group.py
@@ -89,6 +89,9 @@ class group(LDAPObject):
takes_params = (
Str('cn',
+ pattern='^[a-zA-Z0-9_.][a-zA-Z0-9_.-]{0,30}[a-zA-Z0-9_.$-]?$',
+ pattern_errmsg='may only include letters, numbers, _, -, . and $',
+ maxlength=33,
cli_name='name',
label=_('Group name'),
primary_key=True,