From patchwork Tue Jul 23 22:22:17 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Geliang Tang X-Patchwork-Id: 814062 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 248A31487EA; Tue, 23 Jul 2024 22:23:24 +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=1721773404; cv=none; b=QLVu6dMXXtGKrTmQL5kQwlcOAjkw4o8LnUxEzZq07loNmA6APCxrCHbid/mInZNvXz1g1ovwZjFbw1kc/myG2tj28Iufm5gghrppiHtqT9NAFvxIZQ4XWi/LyN9RKul0GgC2pvGbigO+biNmEICToqWKEQ4hgzhGvk95jfyxyoY= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1721773404; c=relaxed/simple; bh=ME+tSI8PBgw6F7c3OiWB1NRmntbKUJH1Ek+eeeScfqI=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=b8JFndErtPbUyWIuEVBDjIPGiBHaANKDTSh6okyCytihSv73SUd4COVPfxhfGWswxRW7m2mdkckYGnHGYUoTzExY5vKeSVp8ynhHfEXTbFVElQllDYMz8rKnMNwF1om2qymWWXDHOJ8mBmAXmamYHcY95Tz17TArKfwcZPc0oKQ= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=WdPm2klD; 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="WdPm2klD" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 59A5FC4AF09; Tue, 23 Jul 2024 22:23:20 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1721773404; bh=ME+tSI8PBgw6F7c3OiWB1NRmntbKUJH1Ek+eeeScfqI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=WdPm2klDvcfsdO0G5UKGuhYAkHxrRaapwMfpAlhKxfl0Uy3Htgav78ANecohHQvDY oJdTNAIsY0tgbt3b2NxYEdLhyycCZ+rtXlFSXqbucZMJiQAZ8Nmlksa6S0cIuJjPZh fEqPNPlcJ4q5AjDVeEEEt3mzClRMLlxXksSn9VbNS5ltI9f+7H3yDcyfoYxuONR7C6 iINXm9lHwTRNBe4Nlsl5qM19KzhwkwYzE6TnqiRsFSeLFALSd9v/4RZy/PBQ5Nstva zvfK/PGqZe8pPAw5Yf01FAzUQvp4IoYDjdf1ernmv/xuGyQ8FmiNvpFrwPpLWGkClw M+kiEkEDecm5w== 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 11/15] selftests/bpf: Add loopback_addr_str helper Date: Wed, 24 Jul 2024 06:22:17 +0800 Message-ID: <92d84e92e60304b26e7bae9dfc65bb3548d4f3a2.1721771340.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 adds a new helper loopback_addr_str() to get the loopback address string according to the given different protocol family. Also use this new helper in start_servers() in migrate_reuseport.c. Signed-off-by: Geliang Tang --- tools/testing/selftests/bpf/network_helpers.h | 15 +++++++++++++++ .../selftests/bpf/prog_tests/migrate_reuseport.c | 2 +- 2 files changed, 16 insertions(+), 1 deletion(-) diff --git a/tools/testing/selftests/bpf/network_helpers.h b/tools/testing/selftests/bpf/network_helpers.h index 16f266c53b61..893f07c677da 100644 --- a/tools/testing/selftests/bpf/network_helpers.h +++ b/tools/testing/selftests/bpf/network_helpers.h @@ -55,6 +55,21 @@ struct ipv6_packet { } __packed; extern struct ipv6_packet pkt_v6; +static inline char *loopback_addr_str(int family) +{ + switch (family) { + case AF_INET: + return "127.0.0.1"; + case AF_INET6: + return "::1"; + case AF_VSOCK: + return "1"; /* VMADDR_CID_LOCAL */ + default: + fprintf(stderr, "unsupported address family %d", family); + return NULL; + } +} + int settimeo(int fd, int timeout_ms); int start_server_str(int family, int type, const char *addr_str, __u16 port, const struct network_helper_opts *opts); diff --git a/tools/testing/selftests/bpf/prog_tests/migrate_reuseport.c b/tools/testing/selftests/bpf/prog_tests/migrate_reuseport.c index 653b0a20fab9..7c31c7fdaecb 100644 --- a/tools/testing/selftests/bpf/prog_tests/migrate_reuseport.c +++ b/tools/testing/selftests/bpf/prog_tests/migrate_reuseport.c @@ -221,7 +221,7 @@ static int start_servers(struct migrate_reuseport_test_case *test_case, prog_fd = bpf_program__fd(skel->progs.migrate_reuseport); make_sockaddr(test_case->family, - test_case->family == AF_INET ? "127.0.0.1" : "::1", 0, + loopback_addr_str(test_case->family), 0, &test_case->addr, &test_case->addrlen); for (i = 0; i < NR_SERVERS; i++) {