From patchwork Thu Nov 2 11:40:51 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Juan Quintela X-Patchwork-Id: 13443673 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 E1FB7C4167B for ; Thu, 2 Nov 2023 11:49:49 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1qyWBK-0002HJ-MD; Thu, 02 Nov 2023 07:48:15 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1qyW9U-00009T-0N for qemu-devel@nongnu.org; Thu, 02 Nov 2023 07:46:25 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.129.124]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1qyW96-0006pW-FT for qemu-devel@nongnu.org; Thu, 02 Nov 2023 07:46:16 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1698925553; 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=gOFojWNGrJUbdhy5+ee0DvQ26PDwcLZiSNtpVI4YL08=; b=Fl4Y9o/bjcHqbhTDnf5XYGVcbNYSkaoQeOlNTXBTFRSSUHzsL3Z/rGzUP3PtACmUNihuBs ClarRDOFYlmOfeGBFppGxeQWkE3YiSg2eu4NVYHfaeNWSDpJ3zLNHle/w2ASaTc6Adg8hp cjaDF9SNtz7LfbXHnlT0ErqvKsU5/B4= Received: from mimecast-mx02.redhat.com (mx-ext.redhat.com [66.187.233.73]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-389-yHaOrIWFOfelOZBRgX_t6Q-1; Thu, 02 Nov 2023 07:45:51 -0400 X-MC-Unique: yHaOrIWFOfelOZBRgX_t6Q-1 Received: from smtp.corp.redhat.com (int-mx04.intmail.prod.int.rdu2.redhat.com [10.11.54.4]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id ADFDE3C14908; Thu, 2 Nov 2023 11:45:49 +0000 (UTC) Received: from secure.mitica (unknown [10.39.195.26]) by smtp.corp.redhat.com (Postfix) with ESMTP id 3344A2026D6E; Thu, 2 Nov 2023 11:45:42 +0000 (UTC) From: Juan Quintela To: qemu-devel@nongnu.org Cc: Eric Farman , Laurent Vivier , David Gibson , qemu-block@nongnu.org, Stefan Hajnoczi , Marcel Apfelbaum , Kevin Wolf , David Hildenbrand , Samuel Thibault , qemu-s390x@nongnu.org, Richard Henderson , Leonardo Bras , Corey Minyard , Ilya Leoshkevich , =?utf-8?q?Marc-Andr=C3=A9_Lureau?= , Markus Armbruster , Christian Borntraeger , Eduardo Habkost , Paolo Bonzini , qemu-ppc@nongnu.org, "Michael S. Tsirkin" , Peter Maydell , Halil Pasic , Gerd Hoffmann , =?utf-8?q?C=C3=A9dric_Le_Goater?= , Li Zhijian , Eric Blake , "Denis V. Lunev" , Hanna Reitz , Fabiano Rosas , Stefan Berger , qemu-arm@nongnu.org, Daniel Henrique Barboza , Thomas Huth , Corey Minyard , John Snow , Jeff Cody , Peter Xu , Nicholas Piggin , Juan Quintela , Harsh Prateek Bora , Jason Wang , =?utf-8?q?Daniel_P=2E_Berrang=C3=A9?= , Stefan Weil , Mark Cave-Ayland , Fam Zheng , Het Gala , Aravind Retnakaran Subject: [PULL 37/40] migration: modify migration_channels_and_uri_compatible() for new QAPI syntax Date: Thu, 2 Nov 2023 12:40:51 +0100 Message-ID: <20231102114054.44360-38-quintela@redhat.com> In-Reply-To: <20231102114054.44360-1-quintela@redhat.com> References: <20231102114054.44360-1-quintela@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.4.1 on 10.11.54.4 Received-SPF: pass client-ip=170.10.129.124; envelope-from=quintela@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -24 X-Spam_score: -2.5 X-Spam_bar: -- X-Spam_report: (-2.5 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.393, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=unavailable 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: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org From: Het Gala migration_channels_and_uri_compatible() check for transport mechanism suitable for multifd migration gets executed when the caller calls old uri syntax. It needs it to be run when using the modern MigrateChannel QAPI syntax too. After URI -> 'MigrateChannel' : migration_channels_and_uri_compatible() -> migration_channels_and_transport_compatible() passes object as argument and check for valid transport mechanism. Suggested-by: Aravind Retnakaran Signed-off-by: Het Gala Reviewed-by: Daniel P. Berrangé Signed-off-by: Fabiano Rosas Reviewed-by: Juan Quintela Signed-off-by: Juan Quintela Message-ID: <20231023182053.8711-12-farosas@suse.de> --- migration/migration.c | 33 ++++++++++++++++++--------------- 1 file changed, 18 insertions(+), 15 deletions(-) diff --git a/migration/migration.c b/migration/migration.c index a9cd5e2d5d..70725a89ab 100644 --- a/migration/migration.c +++ b/migration/migration.c @@ -128,17 +128,20 @@ static bool migration_needs_multiple_sockets(void) return migrate_multifd() || migrate_postcopy_preempt(); } -static bool uri_supports_multi_channels(const char *uri) +static bool transport_supports_multi_channels(SocketAddress *saddr) { - return strstart(uri, "tcp:", NULL) || strstart(uri, "unix:", NULL) || - strstart(uri, "vsock:", NULL); + return saddr->type == SOCKET_ADDRESS_TYPE_INET || + saddr->type == SOCKET_ADDRESS_TYPE_UNIX || + saddr->type == SOCKET_ADDRESS_TYPE_VSOCK; } static bool -migration_channels_and_uri_compatible(const char *uri, Error **errp) +migration_channels_and_transport_compatible(MigrationAddress *addr, + Error **errp) { if (migration_needs_multiple_sockets() && - !uri_supports_multi_channels(uri)) { + (addr->transport == MIGRATION_ADDRESS_TYPE_SOCKET) && + !transport_supports_multi_channels(&addr->u.socket)) { error_setg(errp, "Migration requires multi-channel URIs (e.g. tcp)"); return false; } @@ -534,15 +537,15 @@ static void qemu_start_incoming_migration(const char *uri, bool has_channels, return; } - /* URI is not suitable for migration? */ - if (!migration_channels_and_uri_compatible(uri, errp)) { - return; - } - if (uri && !migrate_uri_parse(uri, &channel, errp)) { return; } + /* transport mechanism not suitable for migration? */ + if (!migration_channels_and_transport_compatible(channel, errp)) { + return; + } + migrate_set_state(&mis->state, MIGRATION_STATUS_NONE, MIGRATION_STATUS_SETUP); @@ -1947,15 +1950,15 @@ void qmp_migrate(const char *uri, bool has_channels, return; } - /* URI is not suitable for migration? */ - if (!migration_channels_and_uri_compatible(uri, errp)) { - return; - } - if (!migrate_uri_parse(uri, &channel, errp)) { return; } + /* transport mechanism not suitable for migration? */ + if (!migration_channels_and_transport_compatible(channel, errp)) { + return; + } + resume_requested = has_resume && resume; if (!migrate_prepare(s, has_blk && blk, has_inc && inc, resume_requested, errp)) {