From patchwork Tue Aug 1 21:22:24 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Aaron Conole X-Patchwork-Id: 709025 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 1C64DC00528 for ; Tue, 1 Aug 2023 21:24:07 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232021AbjHAVYF (ORCPT ); Tue, 1 Aug 2023 17:24:05 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:43322 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231752AbjHAVYC (ORCPT ); Tue, 1 Aug 2023 17:24:02 -0400 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.129.124]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 1CA481708 for ; Tue, 1 Aug 2023 14:22:37 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1690924956; 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=m2MipbMCgk4cXwNV1pd16nwdM4D9K+vNpQadjGJHJa8=; b=C3HRrh/FpIPncI3qtzaC06+ZJz+MyZBv++F0m6CSxV0e9U8YedMCNC/JTTngKp/DaQDSkX TPiSsXKAzBM3dL0xXKIXBr5pgh25ilFRlC5rZwyCFG+zfdLCMBU+gbp8qb0ZDl8kwoRxzC t3B+L2fkeKq9qyA/YuQfz7BcIszlBVw= Received: from mimecast-mx02.redhat.com (66.187.233.73 [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-571-p85ujpLeNbqSiTAejVXtdQ-1; Tue, 01 Aug 2023 17:22:33 -0400 X-MC-Unique: p85ujpLeNbqSiTAejVXtdQ-1 Received: from smtp.corp.redhat.com (int-mx05.intmail.prod.int.rdu2.redhat.com [10.11.54.5]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id 51C2E380673A; Tue, 1 Aug 2023 21:22:32 +0000 (UTC) Received: from RHTPC1VM0NT.redhat.com (unknown [10.22.8.217]) by smtp.corp.redhat.com (Postfix) with ESMTP id 49AF4F7855; Tue, 1 Aug 2023 21:22:31 +0000 (UTC) From: Aaron Conole To: netdev@vger.kernel.org Cc: dev@openvswitch.org, linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org, Shuah Khan , Paolo Abeni , Jakub Kicinski , Eric Dumazet , "David S. Miller" , Pravin B Shelar , Adrian Moreno , Ilya Maximets Subject: [PATCH v3 net-next 3/5] selftests: openvswitch: add a test for ipv4 forwarding Date: Tue, 1 Aug 2023 17:22:24 -0400 Message-Id: <20230801212226.909249-4-aconole@redhat.com> In-Reply-To: <20230801212226.909249-1-aconole@redhat.com> References: <20230801212226.909249-1-aconole@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.1 on 10.11.54.5 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 Reviewed-by: Adrian Moreno --- NOTE: 4 lines flag the line-length checkpatch warning, but there didn't seem to be a good way of breaking the lines smaller. .../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