def bind(auth)
user, psw = if auth[:method] == :simple
[auth[:username] || auth[:dn], auth[:password]]
else
["", ""]
end
raise Net::LDAP::BindingInformationInvalidError, "Invalid binding information" unless (user && psw)
message_id = @connection.next_msgid
request = [
Net::LDAP::Connection::LdapVersion.to_ber, user.to_ber,
psw.to_ber_contextspecific(0)
].to_ber_appsequence(Net::LDAP::PDU::BindRequest)
@connection.send(:write, request, nil, message_id)
pdu = @connection.queued_read(message_id)
if !pdu || pdu.app_tag != Net::LDAP::PDU::BindResult
raise Net::LDAP::NoBindResultError, "no bind result"
end
pdu
end