From patchwork Mon Apr 26 02:49:59 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Cong Wang X-Patchwork-Id: 428432 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=-15.7 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable 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 C31B0C433ED for ; Mon, 26 Apr 2021 02:50:28 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id A396E61263 for ; Mon, 26 Apr 2021 02:50:28 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231851AbhDZCvI (ORCPT ); Sun, 25 Apr 2021 22:51:08 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:33628 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231826AbhDZCvF (ORCPT ); Sun, 25 Apr 2021 22:51:05 -0400 Received: from mail-qt1-x830.google.com (mail-qt1-x830.google.com [IPv6:2607:f8b0:4864:20::830]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id DE5EDC061574; Sun, 25 Apr 2021 19:50:23 -0700 (PDT) Received: by mail-qt1-x830.google.com with SMTP id q4so12280331qtn.5; Sun, 25 Apr 2021 19:50:23 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=3zBurI5w9nWmqgTlS8ZlPUjsf6vWN5Rp/hn9WFSBN8k=; b=R9pfFkkhT02yf40b4IpUf0VAeZoFzKR0FBQKG2ZBLtwRrz5YrePJa9gian7FsxLule s5uRqzMYid1ET7OTt9vKTyOTC3HzV03FO1jt47y6oLFfKoktUiDbUdleFRfFC6gK0khH 9YYScFciqysvCLpkS7VgfCLIsj+eQbJmNWqrOJlZ1frR9IAqeV/BJxww/Ok9xbPdb3Ex tqUefrQ0vGRSnqd2vARFJYNg2cMuCIC53b8WJ/iNxdjyvh55bBUHNKR1vrDbO/oLNMHC Gv/jO9wy49FEpgLJPklH6GH2qP8jDQXkS/frKk4TS6IEuQCC+cHhjDZvt30pVknwQq20 x5hg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=3zBurI5w9nWmqgTlS8ZlPUjsf6vWN5Rp/hn9WFSBN8k=; b=dUhuuj3/yyyLaJ6BCCBGYvuFnKQdQ7uv/tWUJyO2bwtDe20cgRA4FOARrYJzrFHPFY Gj9qTQUHyZEsBiXL09H/kDtVOPJTdWH+hRxdQX+xfcrfTtNsouE5pfbLaRH2s5RnJ1Vn XKanhLI9cNzunNFCAABzwmOSLjxOZC2K7nYrjO+r7nREkUvEJr+BqpwmWZdElCQqypHN 35NkyyPOPxch3/t5NLqaKKfB+2Dib6sSC7+vc0dLnCYLXWVGmurdEj55PU+EXL8ZB4rk YvzY/SCmx5IMDsiXnyi29WI08nBF4gK3AWbmcnRxyCAcO2JpeNwBssPT6EpeqUsdmbnL 31qw== X-Gm-Message-State: AOAM533mrwsbQKilGSvfObmNkHtpn2OC9tlPFan6Ml3BBIY90Ssc3R+7 kin6/65YOZrcdDNOxMjjf/CIT2/Kd9zRfw== X-Google-Smtp-Source: ABdhPJzxOZ9HRb/PJcPbTSOahT7uATxGjdaDavz82n6K3YDiYvTdB/7FKuza+WCO4Tx32T0ejD4N8g== X-Received: by 2002:ac8:5a16:: with SMTP id n22mr2545833qta.103.1619405423007; Sun, 25 Apr 2021 19:50:23 -0700 (PDT) Received: from unknown.attlocal.net ([2600:1700:65a0:ab60:9050:63f8:875d:8edf]) by smtp.gmail.com with ESMTPSA id e15sm9632969qkm.129.2021.04.25.19.50.21 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 25 Apr 2021 19:50:22 -0700 (PDT) From: Cong Wang To: netdev@vger.kernel.org Cc: bpf@vger.kernel.org, jiang.wang@bytedance.com, duanxiongchun@bytedance.com, wangdongdong.6@bytedance.com, Cong Wang , John Fastabend , Daniel Borkmann , Jakub Sitnicki , Lorenz Bauer Subject: [Patch bpf-next v3 08/10] selftests/bpf: factor out add_to_sockmap() Date: Sun, 25 Apr 2021 19:49:59 -0700 Message-Id: <20210426025001.7899-9-xiyou.wangcong@gmail.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210426025001.7899-1-xiyou.wangcong@gmail.com> References: <20210426025001.7899-1-xiyou.wangcong@gmail.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org From: Cong Wang Factor out a common helper add_to_sockmap() which adds two sockets into a sockmap. Cc: John Fastabend Cc: Daniel Borkmann Cc: Jakub Sitnicki Cc: Lorenz Bauer Signed-off-by: Cong Wang --- .../selftests/bpf/prog_tests/sockmap_listen.c | 59 +++++++------------ 1 file changed, 21 insertions(+), 38 deletions(-) diff --git a/tools/testing/selftests/bpf/prog_tests/sockmap_listen.c b/tools/testing/selftests/bpf/prog_tests/sockmap_listen.c index 3d9907bcf132..ee017278fae4 100644 --- a/tools/testing/selftests/bpf/prog_tests/sockmap_listen.c +++ b/tools/testing/selftests/bpf/prog_tests/sockmap_listen.c @@ -919,6 +919,23 @@ static const char *redir_mode_str(enum redir_mode mode) } } +static int add_to_sockmap(int sock_mapfd, int fd1, int fd2) +{ + u64 value; + u32 key; + int err; + + key = 0; + value = fd1; + err = xbpf_map_update_elem(sock_mapfd, &key, &value, BPF_NOEXIST); + if (err) + return err; + + key = 1; + value = fd2; + return xbpf_map_update_elem(sock_mapfd, &key, &value, BPF_NOEXIST); +} + static void redir_to_connected(int family, int sotype, int sock_mapfd, int verd_mapfd, enum redir_mode mode) { @@ -928,7 +945,6 @@ static void redir_to_connected(int family, int sotype, int sock_mapfd, unsigned int pass; socklen_t len; int err, n; - u64 value; u32 key; char b; @@ -965,15 +981,7 @@ static void redir_to_connected(int family, int sotype, int sock_mapfd, if (p1 < 0) goto close_cli1; - key = 0; - value = p0; - err = xbpf_map_update_elem(sock_mapfd, &key, &value, BPF_NOEXIST); - if (err) - goto close_peer1; - - key = 1; - value = p1; - err = xbpf_map_update_elem(sock_mapfd, &key, &value, BPF_NOEXIST); + err = add_to_sockmap(sock_mapfd, p0, p1); if (err) goto close_peer1; @@ -1061,7 +1069,6 @@ static void redir_to_listening(int family, int sotype, int sock_mapfd, int s, c, p, err, n; unsigned int drop; socklen_t len; - u64 value; u32 key; zero_verdict_count(verd_mapfd); @@ -1086,15 +1093,7 @@ static void redir_to_listening(int family, int sotype, int sock_mapfd, if (p < 0) goto close_cli; - key = 0; - value = s; - err = xbpf_map_update_elem(sock_mapfd, &key, &value, BPF_NOEXIST); - if (err) - goto close_peer; - - key = 1; - value = p; - err = xbpf_map_update_elem(sock_mapfd, &key, &value, BPF_NOEXIST); + err = add_to_sockmap(sock_mapfd, s, p); if (err) goto close_peer; @@ -1346,7 +1345,6 @@ static void test_reuseport_mixed_groups(int family, int sotype, int sock_map, int s1, s2, c, err; unsigned int drop; socklen_t len; - u64 value; u32 key; zero_verdict_count(verd_map); @@ -1360,16 +1358,10 @@ static void test_reuseport_mixed_groups(int family, int sotype, int sock_map, if (s2 < 0) goto close_srv1; - key = 0; - value = s1; - err = xbpf_map_update_elem(sock_map, &key, &value, BPF_NOEXIST); + err = add_to_sockmap(sock_map, s1, s2); if (err) goto close_srv2; - key = 1; - value = s2; - err = xbpf_map_update_elem(sock_map, &key, &value, BPF_NOEXIST); - /* Connect to s2, reuseport BPF selects s1 via sock_map[0] */ len = sizeof(addr); err = xgetsockname(s2, sockaddr(&addr), &len); @@ -1652,7 +1644,6 @@ static void udp_redir_to_connected(int family, int sock_mapfd, int verd_mapfd, int c0, c1, p0, p1; unsigned int pass; int err, n; - u64 value; u32 key; char b; @@ -1665,15 +1656,7 @@ static void udp_redir_to_connected(int family, int sock_mapfd, int verd_mapfd, if (err) goto close_cli0; - key = 0; - value = p0; - err = xbpf_map_update_elem(sock_mapfd, &key, &value, BPF_NOEXIST); - if (err) - goto close_cli1; - - key = 1; - value = p1; - err = xbpf_map_update_elem(sock_mapfd, &key, &value, BPF_NOEXIST); + err = add_to_sockmap(sock_mapfd, p0, p1); if (err) goto close_cli1;