From patchwork Mon Oct 3 10:27:17 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Daniel_P=2E_Berrang=C3=A9?= X-Patchwork-Id: 1685504 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@legolas.ozlabs.org Authentication-Results: legolas.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org (client-ip=209.51.188.17; helo=lists.gnu.org; envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org; receiver=) Authentication-Results: legolas.ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=redhat.com header.i=@redhat.com header.a=rsa-sha256 header.s=mimecast20190719 header.b=Hfr51RrG; dkim-atps=neutral Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-ECDSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by legolas.ozlabs.org (Postfix) with ESMTPS id 4Mgy4K6rBzz23jL for ; Mon, 3 Oct 2022 21:38:57 +1100 (AEDT) Received: from localhost ([::1]:50866 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1ofIqd-0001Ya-Qz for incoming@patchwork.ozlabs.org; Mon, 03 Oct 2022 06:38:55 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:56130) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1ofIfZ-0002TP-Re for qemu-devel@nongnu.org; Mon, 03 Oct 2022 06:27:30 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.129.124]:45284) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1ofIfW-0001HB-Q3 for qemu-devel@nongnu.org; Mon, 03 Oct 2022 06:27:28 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1664792846; 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=gO5e8GipU2lb7Gj7dImz2/iKsfHpM9U99DxEJu2DgbA=; b=Hfr51RrGOGjYkncRq3P+UmqDTDtEsKBongHZCruSDK3Dnxrkb/UFliKnTHywTHw1Vc4+El gE2STYcB9c0+VHKV8N+CpGU/VQC4+dhz9eHLfSZR4/PwVK1XVVKzeClUXQDqvV2aAjMeZI oHuSZD6rEDLUNqQmtfYwoEdU/AuKgjQ= Received: from mimecast-mx02.redhat.com (mimecast-mx02.redhat.com [66.187.233.88]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-563-wh--G2pvMfugVWZfiZ2zFQ-1; Mon, 03 Oct 2022 06:27:22 -0400 X-MC-Unique: wh--G2pvMfugVWZfiZ2zFQ-1 Received: from smtp.corp.redhat.com (int-mx10.intmail.prod.int.rdu2.redhat.com [10.11.54.10]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id 62983800186; Mon, 3 Oct 2022 10:27:22 +0000 (UTC) Received: from localhost.localdomain.com (unknown [10.33.36.10]) by smtp.corp.redhat.com (Postfix) with ESMTP id 75E0C492B04; Mon, 3 Oct 2022 10:27:21 +0000 (UTC) From: =?utf-8?q?Daniel_P=2E_Berrang=C3=A9?= To: qemu-devel@nongnu.org Cc: Bin Meng , =?utf-8?q?Daniel_P=2E_Berrang=C3=A9?= Subject: [PATCH 1/2] crypto: check for and report errors setting PSK credentials Date: Mon, 3 Oct 2022 11:27:17 +0100 Message-Id: <20221003102718.600058-2-berrange@redhat.com> In-Reply-To: <20221003102718.600058-1-berrange@redhat.com> References: <20221003102718.600058-1-berrange@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.1 on 10.11.54.10 Received-SPF: pass client-ip=170.10.129.124; envelope-from=berrange@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -27 X-Spam_score: -2.8 X-Spam_bar: -- X-Spam_report: (-2.8 / 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_LOW=-0.7, 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: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" If setting credentials fails, the handshake will later fail to complete with an obscure error message which is hard to diagnose. Signed-off-by: Daniel P. Berrangé Reviewed-by: Bin Meng Tested-by: Bin Meng --- crypto/tlscredspsk.c | 16 +++++++++++++--- 1 file changed, 13 insertions(+), 3 deletions(-) diff --git a/crypto/tlscredspsk.c b/crypto/tlscredspsk.c index a4f9891274..546cad1c5a 100644 --- a/crypto/tlscredspsk.c +++ b/crypto/tlscredspsk.c @@ -109,7 +109,12 @@ qcrypto_tls_creds_psk_load(QCryptoTLSCredsPSK *creds, goto cleanup; } - gnutls_psk_set_server_credentials_file(creds->data.server, pskfile); + ret = gnutls_psk_set_server_credentials_file(creds->data.server, pskfile); + if (ret < 0) { + error_setg(errp, "Cannot set PSK server credentials: %s", + gnutls_strerror(ret)); + goto cleanup; + } gnutls_psk_set_server_dh_params(creds->data.server, creds->parent_obj.dh_params); } else { @@ -135,8 +140,13 @@ qcrypto_tls_creds_psk_load(QCryptoTLSCredsPSK *creds, goto cleanup; } - gnutls_psk_set_client_credentials(creds->data.client, - username, &key, GNUTLS_PSK_KEY_HEX); + ret = gnutls_psk_set_client_credentials(creds->data.client, + username, &key, GNUTLS_PSK_KEY_HEX); + if (ret < 0) { + error_setg(errp, "Cannot set PSK client credentials: %s", + gnutls_strerror(ret)); + goto cleanup; + } } rv = 0;