From patchwork Fri Jul 12 07:04:50 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Geliang Tang X-Patchwork-Id: 13731341 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 E02E913D52C; Fri, 12 Jul 2024 07:05:24 +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=1720767925; cv=none; b=JpN5EzJxm4mqRarGqxoGNJudfVi2y8Kc+EOj2yDUInoX+JU4BpW7VT/me7eV8ydotCX9aV+L/wyaRsZjZFM2gQIH2e61VK8awwreY51XhiTkEbXBaqdjtrlWQVBeaM0MzmtfzEhb8J1EgrQEA/YXzTaK88k2elGVpxh48ra34hA= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1720767925; c=relaxed/simple; bh=G/kYxYFWs0qBeHTh0gTZHoYfINM1UJRGucawo5aL0oU=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=o2HbH8FiwDW1aEEvDLEms/XlahFelOiliUwPw2wCPKiSwCRhwexv8VLT0YsyGtiBwTXWHh3w5CZsKWDpVE6lpnwzaj/u4OEproKFMHq6nwlTAfnjdrMGUc5qY9bWxsFsudqGCTG76KFapKElr9pCnCxI84pV0ThZu6JljnqY5/I= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=qHwNezvX; 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="qHwNezvX" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 2E57AC3277B; Fri, 12 Jul 2024 07:05:19 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1720767924; bh=G/kYxYFWs0qBeHTh0gTZHoYfINM1UJRGucawo5aL0oU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=qHwNezvXIYJGgRB6ALUNaMeYyBG6VzWLDnxFyom2Jj9zKDpiQ1DKIbMB23oqKYizQ Hg53QeTm1+55F4jwvxlbRiriezS83YSdIvIluipeFs6jdI8a8rJ/WULfX2BF1KLfS5 R/NJvfdnkeA8cJrBJtaDtcqLKqB0oF29EllNfA5Mx/mzcDDNhVVmgZw3MecLZEqr0o 9djFewd1ZRGrBwjz4b4liXmg2k5xBoGb41dkbn1TR/wz86Iq+CLKEsCW168eeZWjTQ h0DsnJqc3M+6oU5wrNZeFzykypXqeJ2V+jRudhGI1wyBhR9zuCDRO+iwpN4tc/cUnm fBlg2eCeC/khg== 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, Martin KaFai Lau Subject: [PATCH bpf-next v2 3/5] selftests/bpf: Add connect_to_addr_str helper Date: Fri, 12 Jul 2024 15:04:50 +0800 Message-ID: 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 Similar to connect_to_addr() helper for connecting to a server with the given sockaddr_storage type address, this patch adds a new helper named connect_to_addr_str() for connecting to a server with the given string type address "addr_str", together with its "family" and "port" as other parameters of connect_to_addr_str(). In connect_to_addr_str(), the parameters "family", "addr_str" and "port" are used to create a sockaddr_storage type address "addr" by invoking make_sockaddr(). Then pass this "addr" together with "addrlen", "type" and "opts" to connect_to_addr(). Suggested-by: Martin KaFai Lau Signed-off-by: Geliang Tang --- tools/testing/selftests/bpf/network_helpers.c | 17 +++++++++++++++++ tools/testing/selftests/bpf/network_helpers.h | 2 ++ 2 files changed, 19 insertions(+) diff --git a/tools/testing/selftests/bpf/network_helpers.c b/tools/testing/selftests/bpf/network_helpers.c index 48c27c810db7..139fac70de00 100644 --- a/tools/testing/selftests/bpf/network_helpers.c +++ b/tools/testing/selftests/bpf/network_helpers.c @@ -301,6 +301,23 @@ int connect_to_addr(int type, const struct sockaddr_storage *addr, socklen_t add return -1; } +int connect_to_addr_str(int family, int type, const char *addr_str, __u16 port, + const struct network_helper_opts *opts) +{ + struct sockaddr_storage addr; + socklen_t addrlen; + int err; + + if (!opts) + opts = &default_opts; + + err = make_sockaddr(family, addr_str, port, &addr, &addrlen); + if (err) + return -1; + + return connect_to_addr(type, &addr, addrlen, opts); +} + int connect_to_fd_opts(int server_fd, const struct network_helper_opts *opts) { struct sockaddr_storage addr; diff --git a/tools/testing/selftests/bpf/network_helpers.h b/tools/testing/selftests/bpf/network_helpers.h index f39eeb5a4594..cce56955371f 100644 --- a/tools/testing/selftests/bpf/network_helpers.h +++ b/tools/testing/selftests/bpf/network_helpers.h @@ -69,6 +69,8 @@ int client_socket(int family, int type, const struct network_helper_opts *opts); int connect_to_addr(int type, const struct sockaddr_storage *addr, socklen_t len, const struct network_helper_opts *opts); +int connect_to_addr_str(int family, int type, const char *addr_str, __u16 port, + const struct network_helper_opts *opts); int connect_to_fd(int server_fd, int timeout_ms); int connect_to_fd_opts(int server_fd, const struct network_helper_opts *opts); int connect_fd_to_fd(int client_fd, int server_fd, int timeout_ms);