Undefined Subroutine $main::shared_clone (EAP TTLS/PAP and EntraID)

[sbentzen]

Describe the bug
Failure to Authenticate with EAP-TTLS / PAP and Entra ID
Receiving issue with rlm_perl on line 334 on the ISO of 13.0.0 Debian 11.
Debug: oauth2_perl: perl_embed:: module = /usr/local/pf/raddb/mods-config/perl/oauth2.pm , func = authorize exit status= Undefined subroutine &main::shared_clone called at /usr/local/pf/raddb/mods-config/perl/oauth2.pm line 334.

To Reproduce
Steps to reproduce the behavior:

1. Configure a realm with the Entra ID name.
2. Configure the Application as required in the documentation.
3. Using Eapol-test attempt to authenticate.

Expected behavior
Authentication to network with Entra ID Credentials

Desktop (please complete the following information):

• Linux using EAPOL Test (Also attempted with macOS 14.2.1)

Additional context
Relevant Raddebug output

: Debug: oauth2_perl: EXPAND %{config:realm[MYDOMAIN.COM].oauth2.client_secret}
: Debug: oauth2_perl: --> AZURE_AD_APP_SECRET
: Debug: oauth2_perl: perl_embed:: module = /usr/local/pf/raddb/mods-config/perl/oauth2.pm , func = authorize exit status= Undefined subroutine &main::shared_clone called at /usr/local/pf/raddb/mods-config/perl/oauth2.pm line 334.

: Debug: oauth2_perl: &request:FreeRADIUS-Proxied-To = $RAD_REQUEST{'FreeRADIUS-Proxied-To'} -> '127.0.0.1'
: Debug: oauth2_perl: &request:Event-Timestamp = $RAD_REQUEST{'Event-Timestamp'} -> 'Jan 9 2024 09:38:39 EST'
: Debug: oauth2_perl: &request:Realm = $RAD_REQUEST{'Realm'} -> 'MYDOMAIN.COM'
: Debug: oauth2_perl: &request:NAS-Port-Type = $RAD_REQUEST{'NAS-Port-Type'} -> 'Wireless-802.11'
: Debug: oauth2_perl: &request:User-Password = $RAD_REQUEST{'User-Password'} -> 'USER_PASSWORD'
: Debug: oauth2_perl: &request:PacketFence-KeyBalanced = $RAD_REQUEST{'PacketFence-KeyBalanced'} -> 'c3a64da84a98ba724c0ff1e7bd8ea582'
: Debug: oauth2_perl: &request:Calling-Station-Id = $RAD_REQUEST{'Calling-Station-Id'} -> 'f8:4d:89:8d:57:05'
: Debug: oauth2_perl: &request:PacketFence-Radius-Ip = $RAD_REQUEST{'PacketFence-Radius-Ip'} -> 'PACKETFENCE_IP'
: Debug: oauth2_perl: &request:Stripped-User-Name = $RAD_REQUEST{'Stripped-User-Name'} -> 'ME'
: Debug: oauth2_perl: &request:Framed-MTU = $RAD_REQUEST{'Framed-MTU'} -> '1400'
: Debug: oauth2_perl: &request:Connect-Info = $RAD_REQUEST{'Connect-Info'} -> 'CONNECT 11Mbps 802.11b'
: Debug: oauth2_perl: &request:Service-Type = $RAD_REQUEST{'Service-Type'} -> 'Framed-User'
: Debug: oauth2_perl: &request:NAS-IP-Address = $RAD_REQUEST{'NAS-IP-Address'} -> 'NAS_IP'
: Debug: oauth2_perl: &request:EAP-Type = $RAD_REQUEST{'EAP-Type'} -> 'TTLS'
: Debug: oauth2_perl: &request:PacketFence-Outer-User = $RAD_REQUEST{'PacketFence-Outer-User'} -> 'ME@MYDOMAIN.COM'
: Debug: oauth2_perl: &request:User-Name = $RAD_REQUEST{'User-Name'} -> 'ME@MYDOMAIN.COM'
: Debug: oauth2_perl: &reply:User-Name = $RAD_REPLY{'User-Name'} -> 'ME@MYDOMAIN.COM'
: Debug: oauth2_perl: &control:Proxy-To-Realm = $RAD_CHECK{'Proxy-To-Realm'} -> 'LOCAL'
: Debug: [oauth2_perl] = fail
: Debug: } # if (&Realm && &User-Password && "%{config:realm[%{Realm}].oauth2.discovery}") = fail
: Debug: } # policy oauth2.authorize = fail
: Debug: } # if (Realm =~ /^MYDOMAIN.COM$/) = fail
: Debug: } # authorize = fail
: Debug: Using Post-Auth-Type Reject
: Debug: # Executing group from file /usr/local/pf/raddb/sites-enabled/packetfence-tunnel