From mboxrd@z Thu Jan 1 00:00:00 1970 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 3664DEB1054 for ; Tue, 10 Mar 2026 14:50:06 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1vzyPM-00061D-8b; Tue, 10 Mar 2026 10:50:04 -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 1vzyOj-0005j2-HV for qemu-devel@nongnu.org; Tue, 10 Mar 2026 10:49:30 -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 1vzyOh-00079c-6w for qemu-devel@nongnu.org; Tue, 10 Mar 2026 10:49:24 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1773154161; 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: in-reply-to:in-reply-to:references:references; bh=MDjrOX8OTmS0YrJS/HUadDL3Jw4oRW7VqR0OXakNd7k=; b=h9ufMZ5KCwChtGpaLf0DA0tRmDf86ljyvrKgLzA+jddZzj09qXadO/9M1sIZD4S91jIGjY ZDd0FekRKyVtLjfo5hlgGvIdiVjqfzSZ52qbyXtdaOkN8vsGKKtwAjJF9O+UvhHWyP1E5O rU6hGnwiT/U35q/LkQuINDYcOXa4TfU= Received: from mx-prod-mc-08.mail-002.prod.us-west-2.aws.redhat.com (ec2-35-165-154-97.us-west-2.compute.amazonaws.com [35.165.154.97]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-73-IiwWGl5aOd6SfN4-NqShNg-1; Tue, 10 Mar 2026 10:49:18 -0400 X-MC-Unique: IiwWGl5aOd6SfN4-NqShNg-1 X-Mimecast-MFC-AGG-ID: IiwWGl5aOd6SfN4-NqShNg_1773154157 Received: from mx-prod-int-06.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-06.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.93]) (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 mx-prod-mc-08.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id 026F018002C7; Tue, 10 Mar 2026 14:49:17 +0000 (UTC) Received: from redhat.com (unknown [10.45.224.112]) by mx-prod-int-06.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id 880F1180075C; Tue, 10 Mar 2026 14:49:14 +0000 (UTC) Date: Tue, 10 Mar 2026 15:49:11 +0100 From: Kevin Wolf To: Antoine Damhet Cc: qemu-devel@nongnu.org, Hanna Reitz , qemu-block@nongnu.org, Eric Blake , Markus Armbruster , Pierrick Bouvier , qemu-stable@nongnu.org Subject: Re: [PATCH v3 0/3] block/curl: fix S3 presigned URL support Message-ID: References: <20260227-fix-curl-v3-v3-0-eb8a4d88feef@scaleway.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260227-fix-curl-v3-v3-0-eb8a4d88feef@scaleway.com> X-Scanned-By: MIMEDefang 3.4.1 on 10.30.177.93 Received-SPF: pass client-ip=170.10.129.124; envelope-from=kwolf@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -3 X-Spam_score: -0.4 X-Spam_bar: / X-Spam_report: (-0.4 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.819, RCVD_IN_VALIDITY_SAFE_BLOCKED=0.903, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: qemu development 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 Am 27.02.2026 um 13:45 hat Antoine Damhet geschrieben: > Hi, > > This series adds the support for S3 presigned URLs that only allow HTTP > GET requests. While working on this I also stumbled upon a deadlock with > concurrent I/O and slipped the fix here. Over the years there was > already an attempt to support these kinds of URLs[1] and at least one > report of a user in need of the feature[2]. > > Unfortunately S3 only allows a presigned URL to live up to 7 days so we > can't really put an example with a stable URL on the commit message but > here is a presigned URL for the archlinux cloud image[3] that will > expire in ~7 days. > > [1]: https://lore.kernel.org/qemu-devel/110120539.4133.de5ac8a5-69d1-4f59-9540-4a679771a547.open-xchange@ox.pcextreme.nl/ > [2]: https://lore.kernel.org/qemu-devel/7b37cc65-1314-29f4-006f-70836bdfb4b4@linaro.org/ > [3]: https://test-presigned.s3.fr-par.scw.cloud/Arch-Linux-x86_64-cloudimg.qcow2?AWSAccessKeyId=SCWDHE3XBQGZFV282QKG&Expires=1772798381&Signature=zUxbVAWQ9Tl%2B%2Bf1jUW6q3o3His4%3D Thanks, applied to the block branch. Kevin