On 1/28/19 10:35 PM, Dieter Klünter wrote:
authz-regexp "gidNumber=0\+uidNumber=0,cn=peercred,cn=external,cn=auth" "cn=config"
Probably something swallows a backslash, maybe the slapd.conf parser. Try "\\+". Or better, "[+]" so you won't need to worry about how many of them you need.