From patchwork Wed Jun 28 16:27:12 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Aaron Conole X-Patchwork-Id: 697588 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id D9A17EB64DC for ; Wed, 28 Jun 2023 16:28:19 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231807AbjF1Q2S (ORCPT ); Wed, 28 Jun 2023 12:28:18 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.129.124]:28860 "EHLO us-smtp-delivery-124.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231787AbjF1Q2R (ORCPT ); Wed, 28 Jun 2023 12:28:17 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1687969650; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=rWVq+eL4aDWA5meL5f9Eal8ANp/OHe6J2oj4uPsoS3g=; b=AMR/VaYth3Za032ei4/4g7T5cQ5Ivs8oAd0cfohdYH43I8URB6jgjuafDWRDRgpBqa4Om2 +X1MX0YICmGNgEhvSkfgh6sNTFiTop1slIdqZWGEEFpT3ibkfGGytaoIn2V6iRxinnIbm+ w+lvSuB2dwWQGW2KP20ixs+6qloTnPo= Received: from mimecast-mx02.redhat.com (mx3-rdu2.redhat.com [66.187.233.73]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-163-Tolsu0WwPn-e71IcD6NDRg-1; Wed, 28 Jun 2023 12:27:27 -0400 X-MC-Unique: Tolsu0WwPn-e71IcD6NDRg-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 095E93C13F40; Wed, 28 Jun 2023 16:27:17 +0000 (UTC) Received: from RHTPC1VM0NT.lan (unknown [10.22.32.232]) by smtp.corp.redhat.com (Postfix) with ESMTP id 84ED340BB4D; Wed, 28 Jun 2023 16:27:16 +0000 (UTC) From: Aaron Conole To: netdev@vger.kernel.org Cc: dev@openvswitch.org, Pravin Shelar , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Eelco Chaudron , Ilya Maximets , shuah@kernel.org, linux-kselftest@vger.kernel.org Subject: [PATCH net-next 2/4] selftests: openvswitch: add a test for ipv4 forwarding Date: Wed, 28 Jun 2023 12:27:12 -0400 Message-Id: <20230628162714.392047-3-aconole@redhat.com> In-Reply-To: <20230628162714.392047-1-aconole@redhat.com> References: <20230628162714.392047-1-aconole@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.1 on 10.11.54.10 Precedence: bulk List-ID: X-Mailing-List: linux-kselftest@vger.kernel.org This is a simple ipv4 bidirectional connectivity test. Signed-off-by: Aaron Conole --- .../selftests/net/openvswitch/openvswitch.sh | 40 +++++++++++++++++++ 1 file changed, 40 insertions(+) diff --git a/tools/testing/selftests/net/openvswitch/openvswitch.sh b/tools/testing/selftests/net/openvswitch/openvswitch.sh index 5cdacb3c8c925..5d60a9466dab3 100755 --- a/tools/testing/selftests/net/openvswitch/openvswitch.sh +++ b/tools/testing/selftests/net/openvswitch/openvswitch.sh @@ -12,6 +12,7 @@ TRACING=0 tests=" arp_ping eth-arp: Basic arp ping between two NS + connect_v4 ip4-xon: Basic ipv4 ping between two NS netlink_checks ovsnl: validate netlink attrs and settings upcall_interfaces ovs: test the upcall interfaces" @@ -192,6 +193,45 @@ test_arp_ping () { return 0 } +# connect_v4 test +# - client has 1500 byte MTU +# - server has 1500 byte MTU +# - use ICMP to ping in each direction +test_connect_v4 () { + + sbx_add "test_connect_v4" || return $? + + ovs_add_dp "test_connect_v4" cv4 || return 1 + + info "create namespaces" + for ns in client server; do + ovs_add_netns_and_veths "test_connect_v4" "cv4" "$ns" \ + "${ns:0:1}0" "${ns:0:1}1" || return 1 + done + + + ip netns exec client ip addr add 172.31.110.10/24 dev c1 + ip netns exec client ip link set c1 up + ip netns exec server ip addr add 172.31.110.20/24 dev s1 + ip netns exec server ip link set s1 up + + # Add forwarding for ARP and ip packets - completely wildcarded + ovs_add_flow "test_connect_v4" cv4 \ + 'in_port(1),eth(),eth_type(0x0806),arp()' '2' || return 1 + ovs_add_flow "test_connect_v4" cv4 \ + 'in_port(2),eth(),eth_type(0x0806),arp()' '1' || return 1 + ovs_add_flow "test_connect_v4" cv4 \ + 'in_port(1),eth(),eth_type(0x0800),ipv4(src=172.31.110.10)' '2' || return 1 + ovs_add_flow "test_connect_v4" cv4 \ + 'in_port(2),eth(),eth_type(0x0800),ipv4(src=172.31.110.20)' '1' || return 1 + + # do a ping + ovs_sbx "test_connect_v4" ip netns exec client ping 172.31.110.20 -c 3 || return 1 + + info "done..." + return 0 +} + # netlink_validation # - Create a dp # - check no warning with "old version" simulation