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-rw-r--r--source4/scripting/python/samba/upgrade.py10
1 files changed, 10 insertions, 0 deletions
diff --git a/source4/scripting/python/samba/upgrade.py b/source4/scripting/python/samba/upgrade.py
index 41c93ea151..ae9fdab4cb 100644
--- a/source4/scripting/python/samba/upgrade.py
+++ b/source4/scripting/python/samba/upgrade.py
@@ -592,6 +592,16 @@ Please fix this account before attempting to upgrade again
logger.info("Next rid = %d", next_rid)
+ # Check for same username/groupname
+ group_names = set(map(lambda g: g.nt_name, grouplist))
+ user_names = set(map(lambda u: u['account_name'], userlist))
+ common_names = group_names.intersection(user_names)
+ if common_names:
+ logger.error("Following names are both user names and group names:")
+ for name in common_names:
+ logger.error(" %s" % name)
+ raise ProvisioningError("Please remove common user/group names before upgrade.")
+
# Do full provision
result = provision(logger, session_info, None,
targetdir=targetdir, realm=realm, domain=domainname,