}
	cfg := Config{
		LDAP:              l.LDAP.Clone(),
		stsExpiryDuration: l.stsExpiryDuration,
	}
	return cfg
}

// LDAP keys and envs.
const (
	ServerAddr         = "server_addr"
	SRVRecordName      = "srv_record_name"
	LookupBindDN       = "lookup_bind_dn"
	LookupBindPassword = "lookup_bind_password"
	UserDNSearchBaseDN = "user_dn_search_base_dn"
	UserDNSearchFilter = "user_dn_search_filter"

			Type:        "address",
			Sensitive:   true,
		},
		config.HelpKV{
			Key:         SRVRecordName,
			Description: `DNS SRV record name for LDAP service, if given, must be one of "ldap", "ldaps" or "on"` + defaultHelpPostfix(SRVRecordName),
			Optional:    true,
			Type:        "string",
			Sensitive:   false,
		},
		config.HelpKV{
			Key:         LookupBindDN,