From patchwork Thu Apr 15 10:35:14 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Zhang, Chen" X-Patchwork-Id: 12205079 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id B5086C433B4 for ; Thu, 15 Apr 2021 10:47:33 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 6830C61153 for ; Thu, 15 Apr 2021 10:47:33 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 6830C61153 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=intel.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:33024 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lWzX2-0007Gi-84 for qemu-devel@archiver.kernel.org; Thu, 15 Apr 2021 06:47:32 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:47746) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lWzRK-0000vb-Ke for qemu-devel@nongnu.org; Thu, 15 Apr 2021 06:41:38 -0400 Received: from mga06.intel.com ([134.134.136.31]:54488) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lWzRF-0002Gx-6X for qemu-devel@nongnu.org; Thu, 15 Apr 2021 06:41:38 -0400 IronPort-SDR: hVtZwFQ0WiaM2ETlzV2SHOEVLo7fnxVBQ5OgrOy+ZBFJwG3wZADAsuQfo5JJWHryvPUqhdGCog 5rBUY8Mz4gBA== X-IronPort-AV: E=McAfee;i="6200,9189,9954"; a="256146938" X-IronPort-AV: E=Sophos;i="5.82,223,1613462400"; d="scan'208";a="256146938" Received: from orsmga008.jf.intel.com ([10.7.209.65]) by orsmga104.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 15 Apr 2021 03:41:31 -0700 IronPort-SDR: KsqX13h4VAk7N+JPfxQB4qhkMvT9gABloxaeYFdBWe9s6LUCBOt5b6Zf2/v1LODhJygBtamtKm 6vGjWLbaS7Aw== X-IronPort-AV: E=Sophos;i="5.82,223,1613462400"; d="scan'208";a="425134996" Received: from unknown (HELO localhost.localdomain) ([10.239.13.19]) by orsmga008-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 15 Apr 2021 03:41:28 -0700 From: Zhang Chen To: Jason Wang , qemu-dev , Eric Blake , "Dr. David Alan Gilbert" , Markus Armbruster , =?utf-8?q?Daniel_P=2E_Berrang=C3=A9?= , Gerd Hoffmann , Li Zhijian Subject: [PATCH V5 5/6] net/colo-compare: Add passthrough list to CompareState Date: Thu, 15 Apr 2021 18:35:14 +0800 Message-Id: <20210415103515.1251386-6-chen.zhang@intel.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210415103515.1251386-1-chen.zhang@intel.com> References: <20210415103515.1251386-1-chen.zhang@intel.com> MIME-Version: 1.0 Received-SPF: pass client-ip=134.134.136.31; envelope-from=chen.zhang@intel.com; helo=mga06.intel.com 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, 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: Zhang Chen , Lukas Straub , Zhang Chen Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Add passthrough list for each CompareState. Signed-off-by: Zhang Chen --- net/colo-compare.c | 29 +++++++++++++++++++++++++++++ net/colo-compare.h | 11 +++++++++++ 2 files changed, 40 insertions(+) diff --git a/net/colo-compare.c b/net/colo-compare.c index b51b1437ef..fa5a0834b2 100644 --- a/net/colo-compare.c +++ b/net/colo-compare.c @@ -141,6 +141,7 @@ static int packet_enqueue(CompareState *s, int mode, Connection **con) ConnectionKey key; Packet *pkt = NULL; Connection *conn; + COLOPassthroughEntry *pass, *next; int ret; if (mode == PRIMARY_IN) { @@ -160,6 +161,32 @@ static int packet_enqueue(CompareState *s, int mode, Connection **con) } fill_connection_key(pkt, &key); + /* Check COLO passthrough specifications */ + qemu_mutex_lock(&s->passthroughlist_mutex); + if (!QLIST_EMPTY(&s->passthroughlist)) { + QLIST_FOREACH_SAFE(pass, &s->passthroughlist, node, next) { + if (((key.ip_proto == IPPROTO_TCP) && (pass->l4_protocol == 0)) || + ((key.ip_proto == IPPROTO_UDP) && (pass->l4_protocol == 1))) { + if (pass->src_port == 0 || pass->src_port == key.dst_port) { + if (pass->src_ip.s_addr == 0 || + pass->src_ip.s_addr == key.src.s_addr) { + if (pass->dst_port == 0 || + pass->dst_port == key.src_port) { + if (pass->dst_ip.s_addr == 0 || + pass->dst_ip.s_addr == key.dst.s_addr) { + packet_destroy(pkt, NULL); + pkt = NULL; + qemu_mutex_unlock(&s->passthroughlist_mutex); + return -1; + } + } + } + } + } + } + } + qemu_mutex_unlock(&s->passthroughlist_mutex); + conn = connection_get(s->connection_track_table, &key, &s->conn_list); @@ -1225,6 +1252,7 @@ static void colo_compare_complete(UserCreatable *uc, Error **errp) } g_queue_init(&s->conn_list); + QLIST_INIT(&s->passthroughlist); s->connection_track_table = g_hash_table_new_full(connection_key_hash, connection_key_equal, @@ -1237,6 +1265,7 @@ static void colo_compare_complete(UserCreatable *uc, Error **errp) if (!colo_compare_active) { qemu_mutex_init(&event_mtx); qemu_cond_init(&event_complete_cond); + qemu_mutex_init(&s->passthroughlist_mutex); colo_compare_active = true; } QTAILQ_INSERT_TAIL(&net_compares, s, next); diff --git a/net/colo-compare.h b/net/colo-compare.h index ab649c9dbe..fe7fff0d8d 100644 --- a/net/colo-compare.h +++ b/net/colo-compare.h @@ -54,6 +54,15 @@ typedef struct COLOSendEntry { uint8_t *buf; } COLOSendEntry; +typedef struct COLOPassthroughEntry { + int l4_protocol; + int src_port; + int dst_port; + struct in_addr src_ip; + struct in_addr dst_ip; + QLIST_ENTRY(COLOPassthroughEntry) node; +} COLOPassthroughEntry; + /* * + CompareState ++ * | | @@ -110,6 +119,8 @@ struct CompareState { QEMUBH *event_bh; enum colo_event event; + QLIST_HEAD(, COLOPassthroughEntry) passthroughlist; + QemuMutex passthroughlist_mutex; QTAILQ_ENTRY(CompareState) next; };