From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from out-171.mta1.migadu.com (out-171.mta1.migadu.com [95.215.58.171]) (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 9519A4964E for ; Tue, 15 Jul 2025 03:59:18 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=95.215.58.171 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1752551960; cv=none; b=gOgoXhIrHiA8zzbSKA77xZyhvGUeZC5yYCSeKSUnij2n7ePrCpN+yD+0e/XgEnF9gHAWcA9Ykc5CIWGYm8ouHMDZb6cJHYqIdZcguN/au30JJ6U/CEjlLeX5JagLOKSERuumg9RHEQUv6Yq0e6/GiH5BKFyDBKZ8XKdA5CRCTrI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1752551960; c=relaxed/simple; bh=Z2fbt4ZMkqcpdteW12kCStIL0WQeB29wtyk0cZqu9Sg=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=dE4zNJ+BrP30cTOyJR5CPELqyXy5em5OxUFkKGKvKvT9XsXaZcOA/g0BhhqI3iKCvh9QgwJK06d9I058y4qoXVSjkN0Ocw7rPvBoiXAljUoeTwk88nEi7AqHMkHwsG5DuHUVWTca/k0fjKlWW9SMAF7DOmR3Jz750R4uGWKdmik= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev; spf=pass smtp.mailfrom=linux.dev; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b=g/dX0Tro; arc=none smtp.client-ip=95.215.58.171 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.dev Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b="g/dX0Tro" X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.dev; s=key1; t=1752551956; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=KYdnTAguL4o2oJrb1acoqmop89YA3GwF4mvs4rZ/2SI=; b=g/dX0TroQomXaiklZVzFTNw4fe2pD938vD8h8Knx6NJntnfVA7/KTylqgYL8Je5hTGFy5j OpgvCSJ3QniMTQN/j6YjH+zfa/0kwiD3pboKGNu7+XTlhD9us1VrVu1piArxag4ZKlFngA tw6gyt6aHYKjWYIgBl6ZtNAmINVQ1d8= From: Tao Chen To: ast@kernel.org, daniel@iogearbox.net, andrii@kernel.org, martin.lau@linux.dev, eddyz87@gmail.com, song@kernel.org, yonghong.song@linux.dev, john.fastabend@gmail.com, kpsingh@kernel.org, sdf@fomichev.me, haoluo@google.com, jolsa@kernel.org, willemb@google.com, kerneljasonxing@gmail.com Cc: bpf@vger.kernel.org, linux-kernel@vger.kernel.org, Tao Chen Subject: [PATCH bpf-next v2 2/2] bpf/selftests: Add selftests for token info Date: Tue, 15 Jul 2025 11:58:31 +0800 Message-ID: <20250715035831.1094282-2-chen.dylane@linux.dev> In-Reply-To: <20250715035831.1094282-1-chen.dylane@linux.dev> References: <20250715035831.1094282-1-chen.dylane@linux.dev> Precedence: bulk X-Mailing-List: bpf@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Migadu-Flow: FLOW_OUT A previous change added bpf_token_info to get token info with bpf_get_obj_info_by_fd, this patch adds a new test for token info. #461/12 token/bpf_token_info:OK Signed-off-by: Tao Chen --- .../testing/selftests/bpf/prog_tests/token.c | 39 +++++++++++++++++++ 1 file changed, 39 insertions(+) diff --git a/tools/testing/selftests/bpf/prog_tests/token.c b/tools/testing/selftests/bpf/prog_tests/token.c index cfc032b910c..a16f25bdd4c 100644 --- a/tools/testing/selftests/bpf/prog_tests/token.c +++ b/tools/testing/selftests/bpf/prog_tests/token.c @@ -1047,6 +1047,36 @@ static int userns_obj_priv_implicit_token_envvar(int mnt_fd, struct token_lsm *l #define bit(n) (1ULL << (n)) +static int userns_bpf_token_info(int mnt_fd, struct token_lsm *lsm_skel) +{ + int err, token_fd = -1; + struct bpf_token_info info; + u32 len = sizeof(struct bpf_token_info); + + /* create BPF token from BPF FS mount */ + token_fd = bpf_token_create(mnt_fd, NULL); + if (!ASSERT_GT(token_fd, 0, "token_create")) { + err = -EINVAL; + goto cleanup; + } + + memset(&info, 0, len); + err = bpf_obj_get_info_by_fd(token_fd, &info, &len); + if (!ASSERT_ERR(err, "bpf_obj_get_token_info")) + goto cleanup; + if (!ASSERT_EQ(info.allowed_cmds, bit(BPF_MAP_CREATE), "token_info_cmds_map_create")) + goto cleanup; + if (!ASSERT_EQ(info.allowed_progs, bit(BPF_PROG_TYPE_XDP), "token_info_progs_xdp")) + goto cleanup; + + /* The BPF_PROG_TYPE_EXT is not set in token */ + ASSERT_EQ(info.allowed_progs, bit(BPF_PROG_TYPE_EXT), "token_info_progs_ext"); + +cleanup: + zclose(token_fd); + return err; +} + void test_token(void) { if (test__start_subtest("map_token")) { @@ -1150,4 +1180,13 @@ void test_token(void) subtest_userns(&opts, userns_obj_priv_implicit_token_envvar); } + if (test__start_subtest("bpf_token_info")) { + struct bpffs_opts opts = { + .cmds = bit(BPF_MAP_CREATE), + .progs = bit(BPF_PROG_TYPE_XDP), + .attachs = ~0ULL, + }; + + subtest_userns(&opts, userns_bpf_token_info); + } } -- 2.48.1