/usr/share/sssd/sssd.api.d/sssd-proxy.conf is in sssd-common 1.13.4-1ubuntu1.10.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 | [provider/proxy]
[provider/proxy/id]
proxy_lib_name = str, None, true
proxy_fast_alias = bool, None, true
[provider/proxy/auth]
proxy_pam_target = str, None, true
[provider/proxy/chpass]
|