Merge PR #24095 into master

* refs/pull/24095/head:
	osd: do not authenticate heartbeat connections until nautilus
	msg,osd: enable unauthenticated Dispatcher for pre-nautilus OSD compat
	osd: add missing space in heartbeat debug output
	mgr/DaemonServer: add missing return
	msg/async: drop verify_authorizer wrapper
	osd: authenticate ping sessions
	msg/simple: remove verify_authorizer wrapper
	msg: remove unused ms_verify_authorizer
	msg/async: remove get_authorizer wrapper
	msg/simple: remove get_authorizer wrapper
	msg/Messenger: pull authenticator validation into Messenger
	msg/Messenger: uninline ms_deliver_verify_authorizer
	mgr/DaemonServer: expose keyring for authenticator verification
	mon: expose keyring for msgr1 authentication
	mds: expose keyring for authenticater verification
	osd: expose keyring for authenticater verification
	msg/Dispatcher: add ms_get_auth1_authorizer_keystore
	mon: fix ref cycle breakage in handle_forward
	mon: use MonOpRequest get_session() instead of PaxosServiceMessage's
	mon: get session from MonOpRequest in handle_command
	messages/MForward: drop unused ctor
	mon: use ms_handle_authentication to parse caps
	mon: kill Session::global_id and use Connection member instead
	mgr/DaemonServer: move session setup into ms_handle_authentication
	mds: move session setup into ms_handle_authentication
	osd: move session setup into ms_handle_authentication
	msg: new ms_handle_authentication, add fields to Connection

Reviewed-by: Ricardo Dias <rdias@suse.com>