From patchwork Thu Jan 6 22:13:41 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Leonardo Bras X-Patchwork-Id: 12705868 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 5EC82C433F5 for ; Thu, 6 Jan 2022 22:19:16 +0000 (UTC) Received: from localhost ([::1]:49230 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1n5b6J-0006AZ-EP for qemu-devel@archiver.kernel.org; Thu, 06 Jan 2022 17:19:15 -0500 Received: from eggs.gnu.org ([209.51.188.92]:51120) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1n5b1X-0005J9-6Z for qemu-devel@nongnu.org; Thu, 06 Jan 2022 17:14:19 -0500 Received: from us-smtp-delivery-124.mimecast.com ([170.10.129.124]:22894) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1n5b1V-0006Hg-Gk for qemu-devel@nongnu.org; Thu, 06 Jan 2022 17:14:18 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1641507256; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=coX2FGYNMRllSAimppdKkvpvVQ/fdZp6MWppRXlcVBo=; b=BQiJLRNlkUresv5e5kHuOg+QLXqAjPmk8Rrsk6qDUsh2nQ3USmOZNZKEj7EZ5iuS7x0eML y32vfry9YmulqtJpMe9ldgzDsNKA5gJ+ssBdBAXUktYLOfd3ao5Fej14FY3+34v0q6S0Xk oHLkvqazfABCsI854s7rzo+6R62UbfM= Received: from mail-vk1-f198.google.com (mail-vk1-f198.google.com [209.85.221.198]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-623-ReXnwYyjNu6gNrtlDfG-mw-1; Thu, 06 Jan 2022 17:14:15 -0500 X-MC-Unique: ReXnwYyjNu6gNrtlDfG-mw-1 Received: by mail-vk1-f198.google.com with SMTP id az31-20020a0561220d1f00b003147de426a4so1081344vkb.4 for ; Thu, 06 Jan 2022 14:14:15 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=coX2FGYNMRllSAimppdKkvpvVQ/fdZp6MWppRXlcVBo=; b=lMoEY4wFLVZT+UrpdNO4k/a571yl5fEkJD9EOO4+u5LN9u6Juz5NyemlCQZje/uCwb XEr4K+0n0zUpS9eYRG0Ue6wSwN0+G/4HBPCJsSj0JAqrbxXFL7p6G3Wlrb3muHcOtI15 6gUldqoYm55cqg+TMP3cz6q23kv+sS2Ht6spAGFrmmhgHuJpKPaPuL7BUdsmGC/ukylK ErenEKy9qj5NfqhLliM/8Z126g/sPQVMQeuLBCDwhaPWQ2aHekCepWkHoDWl3meaA6vQ P7OR8xNV3qiAgKEJxQ7THgdL/tyL9u99xyl48Cy2jW8lf88cn7bDJo3wasBLB8hgR3kd rLcQ== X-Gm-Message-State: AOAM533GF/yrcWnUB1qrSnIED0zvfGtFB04LWcv5Y3QWbQLyWj3dYWPr OW77JuCPoYKvLxD0CGVPeIbJL8gPpDI2fKEwQRrcTaeu0knqCDF7+1M0L/PLAr6ApgJovBiBSv8 jn8VQgTTMW1Qm+M4= X-Received: by 2002:ac5:ce8c:: with SMTP id 12mr22364138vke.0.1641507254820; Thu, 06 Jan 2022 14:14:14 -0800 (PST) X-Google-Smtp-Source: ABdhPJyY6ZpephSrqrRYmWKhNH0LcixnKo2eUVDbZGjcTryGE5XwmXaBNBj+uBO73tQoA8K+cejWMA== X-Received: by 2002:ac5:ce8c:: with SMTP id 12mr22364131vke.0.1641507254666; Thu, 06 Jan 2022 14:14:14 -0800 (PST) Received: from LeoBras.redhat.com ([2804:431:c7f1:cc01:fae1:7982:b010:d91]) by smtp.gmail.com with ESMTPSA id c15sm2098831uaj.13.2022.01.06.14.14.12 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 06 Jan 2022 14:14:14 -0800 (PST) From: Leonardo Bras To: =?utf-8?q?Daniel_P=2E_Berrang=C3=A9?= , Juan Quintela , "Dr. David Alan Gilbert" , Eric Blake , Markus Armbruster , Peter Xu Subject: [PATCH v7 4/5] migration: Add migrate_use_tls() helper Date: Thu, 6 Jan 2022 19:13:41 -0300 Message-Id: <20220106221341.8779-5-leobras@redhat.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20220106221341.8779-1-leobras@redhat.com> References: <20220106221341.8779-1-leobras@redhat.com> MIME-Version: 1.0 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=leobras@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Received-SPF: pass client-ip=170.10.129.124; envelope-from=leobras@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -31 X-Spam_score: -3.2 X-Spam_bar: --- X-Spam_report: (-3.2 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.372, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H3=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Leonardo Bras , qemu-devel@nongnu.org Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" A lot of places check parameters.tls_creds in order to evaluate if TLS is in use, and sometimes call migrate_get_current() just for that test. Add new helper function migrate_use_tls() in order to simplify testing for TLS usage. Signed-off-by: Leonardo Bras Reviewed-by: Juan Quintela Reviewed-by: Peter Xu Reviewed-by: Daniel P. Berrangé --- migration/migration.h | 1 + migration/channel.c | 6 +++--- migration/migration.c | 9 +++++++++ migration/multifd.c | 5 +---- 4 files changed, 14 insertions(+), 7 deletions(-) diff --git a/migration/migration.h b/migration/migration.h index 1489eeb165..445d95bbf2 100644 --- a/migration/migration.h +++ b/migration/migration.h @@ -344,6 +344,7 @@ bool migrate_use_zero_copy(void); #else #define migrate_use_zero_copy() (false) #endif +int migrate_use_tls(void); int migrate_use_xbzrle(void); uint64_t migrate_xbzrle_cache_size(void); bool migrate_colo_enabled(void); diff --git a/migration/channel.c b/migration/channel.c index c4fc000a1a..1a45b75d29 100644 --- a/migration/channel.c +++ b/migration/channel.c @@ -32,16 +32,16 @@ */ void migration_channel_process_incoming(QIOChannel *ioc) { - MigrationState *s = migrate_get_current(); Error *local_err = NULL; trace_migration_set_incoming_channel( ioc, object_get_typename(OBJECT(ioc))); - if (s->parameters.tls_creds && - *s->parameters.tls_creds && + if (migrate_use_tls() && !object_dynamic_cast(OBJECT(ioc), TYPE_QIO_CHANNEL_TLS)) { + MigrationState *s = migrate_get_current(); + migration_tls_channel_process_incoming(s, ioc, &local_err); } else { migration_ioc_register_yank(ioc); diff --git a/migration/migration.c b/migration/migration.c index aa8f1dc835..7bcb800890 100644 --- a/migration/migration.c +++ b/migration/migration.c @@ -2573,6 +2573,15 @@ bool migrate_use_zero_copy(void) } #endif +int migrate_use_tls(void) +{ + MigrationState *s; + + s = migrate_get_current(); + + return s->parameters.tls_creds && *s->parameters.tls_creds; +} + int migrate_use_xbzrle(void) { MigrationState *s; diff --git a/migration/multifd.c b/migration/multifd.c index 3242f688e5..677e942747 100644 --- a/migration/multifd.c +++ b/migration/multifd.c @@ -796,14 +796,11 @@ static bool multifd_channel_connect(MultiFDSendParams *p, QIOChannel *ioc, Error *error) { - MigrationState *s = migrate_get_current(); - trace_multifd_set_outgoing_channel( ioc, object_get_typename(OBJECT(ioc)), p->tls_hostname, error); if (!error) { - if (s->parameters.tls_creds && - *s->parameters.tls_creds && + if (migrate_use_tls() && !object_dynamic_cast(OBJECT(ioc), TYPE_QIO_CHANNEL_TLS)) { multifd_tls_channel_connect(p, ioc, &error);