1. Create a samba-ad group called “calibre-web”.
2. Add a bunch of users to the calibre-web group in samba-ad.
3. Login to Calibre-Web
4. Click on “Admin”
5. Click on “Edit Basic Configuration”
6. Open up “Feature Configuration” accordion.
7. Quick Changes:
   1. Login Type: “Use LDAP Authentication”
   2. LDAP Server: <IP or LDAP Hostname>
   3. LDAP Server Port: 389|636 (Unsecure|Secure)
   4. LDAP Encryption: None|SSL|TLS (Unsecure|Secure SSL|Secure TLS)
   5. LDAP Authentication: Simple
   6. LDAP Administrator Username: CN=<someuser,DC=samdom,DC=com
   7. LDAP Distinguished Name: DC=samdom,DC=com
   8. LDAP User Object Filter: (&(objectclass=user)(sAMAccountName=%s))
   9. LDAP Server is OpenLDAP?: <Unchecked>
   10. LDAP Group Object Filter: (&(objectclass=group)(cn=%s))
   11. LDAP Group Name: calibre-web
   12. LDAP Group Members Field: member
   13. LDAP Member User Filter Detection: <Custom Filter>
   14. LDAP Member User Filter: CN=%s
   15. Save()
8. Click back on “Admin”
9. Click “Import LDAP users” pushbutton. All users in the calibre-web group will be imported.

The below should return users. If they do not, continue to work with ldap search until user names are returned for your group.

ldapsearch -H ldap://someip -x -D "CN=someuser,OU=Users,DC=samdom,DC=com" -w "somepassword" -b "OU=Users,DC=samdom,DC=com" "(&(objectclass=group)(cn=calibre-web))" member

ldapsearch -H ldaps://somehost -x -D "CN=sso,OU=Service,OU=6120U,DC=6120,DC=local" -w "somepassword" -b "ou=Users,ou=6120U,dc=6120,dc=local" "(&(objectclass=group)(cn=website-users))" member