From nobody Fri May 3 07:26:24 2024 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org ARC-Seal: i=1; a=rsa-sha256; t=1604659250; cv=none; d=zohomail.com; s=zohoarc; b=XxROppMGANRbuREpv3EoxbB7a9NOl0+6lTBRkYV3GjNq5g/+nBBsMFpwydRaURZxnudUK/tn8fbjWZgQVPVhit29xJP8IXeRTzc3I3foq1AMxiBsn0NWGUbLwrlG+Q8aTF8ESHg8owd0wMkW0EXCMSESZZLODna7v8FyQySfzFk= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1604659250; h=Content-Type:Cc:Date:From:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:Sender:Subject:To; bh=eqJEMAiQOoGGA8FcAETYqO5omZQxu8EpYQQMmzFBPqw=; b=mtYHLaZQGxZ1BuRYDknmHvutphWted2ujPTKaa1h2OH6lh9+5xsmGBuaQVXDy2i9fb/t7Nir0Y+v4gNZ7rBmmAqHO3sVL20pmhaCFngUZmMcqFrTW1ba/hvgzo8fy9vvu39Nl8llsqgMXeXiFXY3wa+uf1R81q5V3fNKK+pjzfw= ARC-Authentication-Results: i=1; mx.zohomail.com; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 160465925091428.201111995051065; Fri, 6 Nov 2020 02:40:50 -0800 (PST) Received: from localhost ([::1]:56880 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1kazAn-0007PJ-Nf for importer@patchew.org; Fri, 06 Nov 2020 05:40:49 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:52158) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kaz9Z-0006od-VD for qemu-devel@nongnu.org; Fri, 06 Nov 2020 05:39:33 -0500 Received: from szxga05-in.huawei.com ([45.249.212.191]:2443) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kaz9X-0004ra-AD for qemu-devel@nongnu.org; Fri, 06 Nov 2020 05:39:33 -0500 Received: from DGGEMS413-HUB.china.huawei.com (unknown [172.30.72.59]) by szxga05-in.huawei.com (SkyGuard) with ESMTP id 4CSH1w3qgHzLtZx; Fri, 6 Nov 2020 18:39:16 +0800 (CST) Received: from huawei.com (10.175.101.6) by DGGEMS413-HUB.china.huawei.com (10.3.19.213) with Microsoft SMTP Server id 14.3.487.0; Fri, 6 Nov 2020 18:39:14 +0800 From: Chuan Zheng To: , , Subject: [PATCH v2] migration/multifd: close TLS channel before socket finalize Date: Fri, 6 Nov 2020 18:54:54 +0800 Message-ID: <1604660094-123959-1-git-send-email-zhengchuan@huawei.com> X-Mailer: git-send-email 1.8.3.1 MIME-Version: 1.0 X-Originating-IP: [10.175.101.6] X-CFilter-Loop: Reflected Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=45.249.212.191; envelope-from=zhengchuan@huawei.com; helo=szxga05-in.huawei.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/11/06 05:03:20 X-ACL-Warn: Detected OS = Linux 3.1-3.10 [fuzzy] X-Spam_score_int: -41 X-Spam_score: -4.2 X-Spam_bar: ---- X-Spam_report: (-4.2 / 5.0 requ) BAYES_00=-1.9, RCVD_IN_DNSWL_MED=-2.3, RCVD_IN_MSPIKE_H2=-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: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: yubihong@huawei.com, zhang.zhanghailiang@huawei.com, qemu-devel@nongnu.org, xiexiangyou@huawei.com, alex.chen@huawei.com, wanghao232@huawei.com Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Since we now support tls multifd, when we cancel migration, the TLS sockets will be left as CLOSE-WAIT On Src which results in socket leak. Fix it by closing TLS channel before socket finalize. Signed-off-by: Chuan Zheng --- migration/multifd.c | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/migration/multifd.c b/migration/multifd.c index 68b171f..a6838dc 100644 --- a/migration/multifd.c +++ b/migration/multifd.c @@ -523,6 +523,19 @@ static void multifd_send_terminate_threads(Error *err) } } =20 +static void multifd_tls_socket_close(QIOChannel *ioc, Error *err) +{ + if (ioc && + object_dynamic_cast(OBJECT(ioc), + TYPE_QIO_CHANNEL_TLS)) { + /* + * TLS channel is special, we need close it before + * socket finalize. + */ + qio_channel_close(ioc, &err); + } +} + void multifd_save_cleanup(void) { int i; @@ -542,6 +555,7 @@ void multifd_save_cleanup(void) MultiFDSendParams *p =3D &multifd_send_state->params[i]; Error *local_err =3D NULL; =20 + multifd_tls_socket_close(p->c, NULL); socket_send_channel_destroy(p->c); p->c =3D NULL; qemu_mutex_destroy(&p->mutex); --=20 1.8.3.1