From patchwork Wed Apr 10 07:29:46 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Geliang Tang X-Patchwork-Id: 13623700 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 B1A4F13C9D7; Wed, 10 Apr 2024 07:31:17 +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=1712734277; cv=none; b=pVhBp+2Mhf5+LckXi/iHf9NdcGLXmri3+Rr5VCCXvolweMxZECax8ZZcGhPRg0C5wlgu08OGKjPLWiq78ZODq2FBS4Fkx4M/jK3trX9pylDUxKLm0W8Yb51TMQK6XUaAbHwAbeBq2RAgeZ7xNlvHjIyi72QL8xbOdYvHcCJNGKQ= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1712734277; c=relaxed/simple; bh=8vFSssmI4/kc94zG0VyHk4HODVY34CyEtQSmqYfN5/Q=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=AZhpsJFWWHDmj2XasEpTz11LhvX0mNRVqMcGfNkNlhhnn7CBr7OkCdtOCYm5fLeOpEnVc3w19sHOhSmr2q8QAIfZVgDcybeZb6k1KijGNaJZdVcRw2wgKyjqs3Upquk3XgmYpOsxX9VlcGsvCRRxWGeEo+fsf88dG/A/QUNstoI= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=X3Q6KbJs; 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="X3Q6KbJs" Received: by smtp.kernel.org (Postfix) with ESMTPSA id ED9E8C433A6; Wed, 10 Apr 2024 07:31:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1712734277; bh=8vFSssmI4/kc94zG0VyHk4HODVY34CyEtQSmqYfN5/Q=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=X3Q6KbJsaDHa1PdiBamw3IOKQDhuX6vsrnGJcK3Qbgb+EAereZGi0jRmQTir12b/F DG47wm1jiJUCNQ/d9/uRwOlVWIT8J/xNsWQx/iu0yPUa60kTH8fOGJmqfkH4yJB8xW kXgT8lfN0sAXW0g2XMAO5Fi1v+JOQnh83sau/FfyojANuJFTNu6ZMQ3YjESo9qZJB+ B0n0KMDKYW+ZoHrudxcxR7x5hRw9kGS+fgoJmM47YyWRCa6rU630l30IKxOqi2mmJ7 Grh2TgvVikBmIBLLmgqMopCWTObwfDq29pLWOoHi+6b3DiNmCVXfHHMDBGgSbMM3a0 2i8Lrt8NTtrqw== 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 , Stanislav Fomichev , Hao Luo , Jiri Olsa , Shuah Khan Cc: Geliang Tang , bpf@vger.kernel.org, mptcp@lists.linux.dev, linux-kselftest@vger.kernel.org Subject: [PATCH bpf-next 13/14] selftests/bpf: Use start_server_* in test_tcp_check_syncookie Date: Wed, 10 Apr 2024 15:29:46 +0800 Message-Id: <7ace7f90ad09f4136a5c590c79216922dd8167db.1712733999.git.tanggeliang@kylinos.cn> X-Mailer: git-send-email 2.40.1 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 Include network_helpers.h in test_tcp_check_syncookie_user.c, use public helpers start_server_addr() and start_server_setsockopt() in it instead of the local defined function start_server(). This can avoid duplicate code. In order to use functions defined in network_helpers.c, Makefile needs to be updated to avoid compilation errors. Signed-off-by: Geliang Tang --- tools/testing/selftests/bpf/Makefile | 1 + .../bpf/test_tcp_check_syncookie_user.c | 50 ++++--------------- 2 files changed, 12 insertions(+), 39 deletions(-) diff --git a/tools/testing/selftests/bpf/Makefile b/tools/testing/selftests/bpf/Makefile index 60c9edc04f73..4f42dd241c38 100644 --- a/tools/testing/selftests/bpf/Makefile +++ b/tools/testing/selftests/bpf/Makefile @@ -309,6 +309,7 @@ $(OUTPUT)/flow_dissector_load: $(TESTING_HELPERS) $(OUTPUT)/test_maps: $(TESTING_HELPERS) $(OUTPUT)/test_verifier: $(TESTING_HELPERS) $(CAP_HELPERS) $(UNPRIV_HELPERS) $(OUTPUT)/xsk.o: $(BPFOBJ) +$(OUTPUT)/test_tcp_check_syncookie_user: $(NETWORK_HELPERS) BPFTOOL ?= $(DEFAULT_BPFTOOL) $(DEFAULT_BPFTOOL): $(wildcard $(BPFTOOLDIR)/*.[ch] $(BPFTOOLDIR)/Makefile) \ diff --git a/tools/testing/selftests/bpf/test_tcp_check_syncookie_user.c b/tools/testing/selftests/bpf/test_tcp_check_syncookie_user.c index 32df93747095..e6ad4895d2b3 100644 --- a/tools/testing/selftests/bpf/test_tcp_check_syncookie_user.c +++ b/tools/testing/selftests/bpf/test_tcp_check_syncookie_user.c @@ -16,43 +16,13 @@ #include #include "cgroup_helpers.h" +#include "network_helpers.h" -static int start_server(const struct sockaddr *addr, socklen_t len, bool dual) +static int setsockopt_mode(int fd, int dual) { int mode = !dual; - int fd; - fd = socket(addr->sa_family, SOCK_STREAM, 0); - if (fd == -1) { - log_err("Failed to create server socket"); - goto out; - } - - if (addr->sa_family == AF_INET6) { - if (setsockopt(fd, IPPROTO_IPV6, IPV6_V6ONLY, (char *)&mode, - sizeof(mode)) == -1) { - log_err("Failed to set the dual-stack mode"); - goto close_out; - } - } - - if (bind(fd, addr, len) == -1) { - log_err("Failed to bind server socket"); - goto close_out; - } - - if (listen(fd, 128) == -1) { - log_err("Failed to listen on server socket"); - goto close_out; - } - - goto out; - -close_out: - close(fd); - fd = -1; -out: - return fd; + return setsockopt(fd, IPPROTO_IPV6, IPV6_V6ONLY, (char *)&mode, sizeof(mode)); } static int connect_to_server(const struct sockaddr *addr, socklen_t len) @@ -259,18 +229,20 @@ int main(int argc, char **argv) addr6dual.sin6_addr = in6addr_any; addr6dual.sin6_port = 0; - server = start_server((const struct sockaddr *)&addr4, sizeof(addr4), - false); + server = start_server_addr((const struct sockaddr *)&addr4, + sizeof(addr4), SOCK_STREAM); if (server == -1 || !get_port(server, &addr4.sin_port)) goto err; - server_v6 = start_server((const struct sockaddr *)&addr6, - sizeof(addr6), false); + server_v6 = start_server_setsockopt((const struct sockaddr *)&addr6, + sizeof(addr6), SOCK_STREAM, + (void *)setsockopt_mode, false); if (server_v6 == -1 || !get_port(server_v6, &addr6.sin6_port)) goto err; - server_dual = start_server((const struct sockaddr *)&addr6dual, - sizeof(addr6dual), true); + server_dual = start_server_setsockopt((const struct sockaddr *)&addr6dual, + sizeof(addr6dual), SOCK_STREAM, + (void *)setsockopt_mode, true); if (server_dual == -1 || !get_port(server_dual, &addr4dual.sin_port)) goto err;