From patchwork Sat Jul 20 11:40:03 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Geliang Tang X-Patchwork-Id: 13737795 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 2A38D5CDE9; Sat, 20 Jul 2024 11:40:45 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1721475645; cv=none; b=IN43IaEC2SttDU74EHTc57drBMW+qOVszGQ8+7EtqGOMAxzn4mR0bHTm9q3H7Y4uLyGsUIYrsh8+diFiFGJw13Taq46Wjxe0BkZ2jR8VIYrKi30kaPnbPeo7BVFIJrezqc4S5Tl/n7AIJv1fn8XzYSVACPTqLeqhYsDa6dlA1CI= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1721475645; c=relaxed/simple; bh=qtkq8RbpDkRkY4VVcTna6668JvN2OQ1kXkufYfP8GgA=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=BJ1V/Agi7F0tZBRK3NWH6urf9XRJNKL9m73goeOWENw4O3fT5cuPg5GYg1leZ6sNAbDfFYX6ZLXkuyNk7UrHv5hIsHh2gpsXfQ1MdEaZn7oI4YOfOogdL+wr2kp7hSnyCDnOdJtfN+ZsmCLK2w8gZ5YscSgky/7luwKsXONU6N8= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=TuDDiTXK; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="TuDDiTXK" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 4935FC4AF0E; Sat, 20 Jul 2024 11:40:41 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1721475645; bh=qtkq8RbpDkRkY4VVcTna6668JvN2OQ1kXkufYfP8GgA=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=TuDDiTXKfG89pUiC11GSfJIo9NA+dIJg/+vxp4fJmU0Az3j0Jsn/xUuk5iWTiBX6I uilcoudhYBgEAfRysoymA460H0xJdAI7qKEGre66N+6WkuvBC7sdhqNq1gVAqqRdU1 vjyAT2ZjOu3gEEoeKshPUEGIObXnPvqLMdgxtzHFICnEd3qyWFi3CT/xZRzY+lFLlO 57rRirl3tlvn5fb4dnyBeIRDhgR5rkHtfNDA6cC46svLJd6RXEQ8RQchjzIXnzbKZu zW1nFgOAP7k4q5okyBhK9O8z5qvj4aPUkudH8VyOOmtgoS8nYM/juNB0e20lpovBuy KpTGv1Osns8aA== From: Geliang Tang To: Andrii Nakryiko , Eduard Zingerman , Mykola Lysenko , Alexei Starovoitov , Daniel Borkmann , Martin KaFai Lau , Song Liu , Yonghong Song , John Fastabend , KP Singh , Hao Luo , Jiri Olsa , Shuah Khan Cc: Geliang Tang , bpf@vger.kernel.org, linux-kselftest@vger.kernel.org Subject: [PATCH bpf-next 1/4] selftests/bpf: Drop make_client in sk_lookup Date: Sat, 20 Jul 2024 19:40:03 +0800 Message-ID: <058199d7ab46802249dae066ca22c98f6be508ee.1721475357.git.tanggeliang@kylinos.cn> X-Mailer: git-send-email 2.43.0 In-Reply-To: References: Precedence: bulk X-Mailing-List: linux-kselftest@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 From: Geliang Tang This patch uses the new helper connect_to_addr_str() in sk_lookup.c to create the client socket and connect to the server, instead of using local defined function make_client(). This local function can be dropped then. Signed-off-by: Geliang Tang --- .../selftests/bpf/prog_tests/sk_lookup.c | 34 ++++--------------- 1 file changed, 7 insertions(+), 27 deletions(-) diff --git a/tools/testing/selftests/bpf/prog_tests/sk_lookup.c b/tools/testing/selftests/bpf/prog_tests/sk_lookup.c index ae87c00867ba..9510a3f83787 100644 --- a/tools/testing/selftests/bpf/prog_tests/sk_lookup.c +++ b/tools/testing/selftests/bpf/prog_tests/sk_lookup.c @@ -229,27 +229,6 @@ static int make_server(int sotype, const char *ip, int port, return -1; } -static int make_client(int sotype, const char *ip, int port) -{ - struct sockaddr_storage addr = {0}; - int err, fd; - - fd = make_socket(sotype, ip, port, &addr); - if (fd < 0) - return -1; - - err = connect(fd, (void *)&addr, inetaddr_len(&addr)); - if (CHECK(err, "make_client", "connect")) { - log_err("failed to connect client socket"); - goto fail; - } - - return fd; -fail: - close(fd); - return -1; -} - static __u64 socket_cookie(int fd) { __u64 cookie; @@ -646,8 +625,9 @@ static void run_lookup_prog(const struct test *t) goto close; } - client_fd = make_client(t->sotype, t->connect_to.ip, t->connect_to.port); - if (client_fd < 0) + client_fd = connect_to_addr_str(is_ipv6(t->connect_to.ip) ? AF_INET6 : AF_INET, + t->sotype, t->connect_to.ip, t->connect_to.port, NULL); + if (!ASSERT_OK_FD(client_fd, "connect_to_addr_str")) goto close; if (t->sotype == SOCK_STREAM) @@ -1152,8 +1132,8 @@ static void run_sk_assign_connected(struct test_sk_lookup *skel, if (server_fd < 0) return; - connected_fd = make_client(sotype, EXT_IP4, EXT_PORT); - if (connected_fd < 0) + connected_fd = connect_to_addr_str(AF_INET, sotype, EXT_IP4, EXT_PORT, NULL); + if (!ASSERT_OK_FD(connected_fd, "connect_to_addr_str")) goto out_close_server; /* Put a connected socket in redirect map */ @@ -1166,8 +1146,8 @@ static void run_sk_assign_connected(struct test_sk_lookup *skel, goto out_close_connected; /* Try to redirect TCP SYN / UDP packet to a connected socket */ - client_fd = make_client(sotype, EXT_IP4, EXT_PORT); - if (client_fd < 0) + client_fd = connect_to_addr_str(AF_INET, sotype, EXT_IP4, EXT_PORT, NULL); + if (!ASSERT_OK_FD(client_fd, "connect_to_addr_str")) goto out_unlink_prog; if (sotype == SOCK_DGRAM) { send_byte(client_fd);