From patchwork Fri May 10 19:02:29 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jordan Rife X-Patchwork-Id: 13661843 Received: from mail-io1-f73.google.com (mail-io1-f73.google.com [209.85.166.73]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 2092845023 for ; Fri, 10 May 2024 19:03:08 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.73 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1715367790; cv=none; b=gpcxujQprORfkuGvV0oWZO7lQXaosKMUBsJGjxGE3fEUAO1PScZfI/d/UI920ihJpKZSy7h8xvrDHxUGTbOMa6/ZWnwV1fuf10/JTz13HynxWgSyivTS8U2SrhlLUwHmQFS842le0OIvWrpjjdaFZYT+oZPdrXwGhb6ktEnkkgM= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1715367790; c=relaxed/simple; bh=BUKmtnNs2wklMJIvxINe04xe6pmF+mh+kjGQW30j49k=; h=Date:In-Reply-To:Mime-Version:References:Message-ID:Subject:From: To:Cc:Content-Type; b=A/E6rdzHQyEup5gC+V97pamnagt6/a/DNFTLZz71y1CGXr8so6vxiVLuOk4pefTWSZEmPmKcqfiSq1zbfr0vJbztrqWbtcOOLSvTILGAy1dK0szAVdViqc+z/WqjXNLG1YlAmO18+yA90Pfr/32/BhgWz1+2vKp+txrgs7if5jI= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com; spf=pass smtp.mailfrom=flex--jrife.bounces.google.com; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b=ul7kZa15; arc=none smtp.client-ip=209.85.166.73 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=flex--jrife.bounces.google.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="ul7kZa15" Received: by mail-io1-f73.google.com with SMTP id ca18e2360f4ac-7e1b80d4004so117882939f.2 for ; Fri, 10 May 2024 12:03:08 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1715367788; x=1715972588; darn=vger.kernel.org; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:from:to:cc:subject:date:message-id:reply-to; bh=vgof1JdDIiQsHO2U8t6nMcAU4LuwP+16QwPtEtzPHeM=; b=ul7kZa15LmCw4XcqyGIIZfkccnWZ9SpQ9COoCCA545A595pmKnqnTBk/FSnPIfS5H/ Be9o1hgZU54k53VyMRwMwazpv44/RmCaBhyQ+rdds0brn74wRbAdqY8v46x9e9ONUxdj D5vjynuePhPs5opz8qHLCLGi2mdRadVt/0We3rWl0Fv2ue88wVB1LgDFauHhN3EgWGUz z5hZxXIpPNDgqhSYaDNVzFy+cf8BdYP1oS7GYsshY0CVziZyci8klV8mIZnGGiEGWnw1 MWzxxJdAU4u93qgBltiCwZMkQxDPvZ1Gq8+sn942miayZWIXKXXSudFlhKuh/9j1UMHl Zt/Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1715367788; x=1715972588; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=vgof1JdDIiQsHO2U8t6nMcAU4LuwP+16QwPtEtzPHeM=; b=Zu7E5j/Kpm2gJgiwllHzCpgAc9QerY1mSzrSOBrU8YMuostOIU8fht3nhrHbUAIrV1 X/lvsf7+RFr2uwuvkA3YsJ/bQQB6siG09NPg/qXlfJEuQ6nkIwAGgYPf/NS1YbuYZsmW OOpnnchR5Xh10yv1uV76PYFOuzOFRjzSWOURn4zk1Jsj283YAc/cSuuaEZiRZtjj3FBA 4XDYQQJmZEoTesceukAu2UGcgj/3pwbhGW5rinHVhImP7tRBm3nbdekziN0yK27OY3od HeGCgkzdM7nceaJLitMGgAQqvHQqvbDNTuAimdfEl1zTze6vRHtvd1icAHc9uzOMFV5D CMEg== X-Forwarded-Encrypted: i=1; AJvYcCVVVN5uTUvjjUYplKV4tsjf+aYpAK3QKMdHDLPEErBx9uATJKjjjD0z/Xq1KQ+xb5O0GDYcEg6a91noVm7ls6yQJY6wyVyhC3NBJOcxcCAn X-Gm-Message-State: AOJu0YzjtmIYLQK+1Tz2ScH3rF4Xsivo3/QzZF2HgptQfHbh7fpLkC9C nHTGpix9XpPeKvQcDvJ055cgdb1DsxoFxInkAWAiOUHm97f6pmZbhrcybKDtwl71rcw1+H9b0Q= = X-Google-Smtp-Source: AGHT+IEu5Ha/9G6xoyaIJnCe7JbzsANU7IpamibLvfl0JQcsi0n2IXqcNHJI1T7nlje2/yBgL6EAPCRAUg== X-Received: from jrife.c.googlers.com ([fda3:e722:ac3:cc00:2b:ff92:c0a8:9f]) (user=jrife job=sendgmr) by 2002:a05:6638:210d:b0:488:e34a:5f72 with SMTP id 8926c6da1cb9f-4895857588dmr232481173.2.1715367788325; Fri, 10 May 2024 12:03:08 -0700 (PDT) Date: Fri, 10 May 2024 14:02:29 -0500 In-Reply-To: <20240510190246.3247730-1-jrife@google.com> Precedence: bulk X-Mailing-List: linux-kselftest@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20240510190246.3247730-1-jrife@google.com> X-Mailer: git-send-email 2.45.0.118.g7fe29c98d7-goog Message-ID: <20240510190246.3247730-13-jrife@google.com> Subject: [PATCH v1 bpf-next 12/17] selftests/bpf: Remove redundant sendmsg test cases From: Jordan Rife To: bpf@vger.kernel.org Cc: Jordan Rife , Alexei Starovoitov , Daniel Borkmann , Andrii Nakryiko , Martin KaFai Lau , Eduard Zingerman , Song Liu , Yonghong Song , John Fastabend , KP Singh , Stanislav Fomichev , Hao Luo , Jiri Olsa , Mykola Lysenko , Shuah Khan , Geliang Tang , Daan De Meyer , Shung-Hsi Yu , linux-kselftest@vger.kernel.org Remove these test cases completely, as the same behavior is already covered by other sendmsg* test cases in prog_tests/sock_addr.c. This just rewrites the destination address similar to sendmsg_v4_prog and sendmsg_v6_prog. Signed-off-by: Jordan Rife --- tools/testing/selftests/bpf/test_sock_addr.c | 161 ------------------- 1 file changed, 161 deletions(-) diff --git a/tools/testing/selftests/bpf/test_sock_addr.c b/tools/testing/selftests/bpf/test_sock_addr.c index 311eda4f48645..a2b587273331c 100644 --- a/tools/testing/selftests/bpf/test_sock_addr.c +++ b/tools/testing/selftests/bpf/test_sock_addr.c @@ -88,170 +88,9 @@ struct sock_addr_test { } expected_result; }; -static int sendmsg4_rw_asm_prog_load(const struct sock_addr_test *test); -static int sendmsg6_rw_asm_prog_load(const struct sock_addr_test *test); - static struct sock_addr_test tests[] = { - /* sendmsg */ - { - "sendmsg4: rewrite IP & port (asm)", - sendmsg4_rw_asm_prog_load, - BPF_CGROUP_UDP4_SENDMSG, - BPF_CGROUP_UDP4_SENDMSG, - AF_INET, - SOCK_DGRAM, - SERV4_IP, - SERV4_PORT, - SERV4_REWRITE_IP, - SERV4_REWRITE_PORT, - SRC4_REWRITE_IP, - SUCCESS, - }, - { - "sendmsg6: rewrite IP & port (asm)", - sendmsg6_rw_asm_prog_load, - BPF_CGROUP_UDP6_SENDMSG, - BPF_CGROUP_UDP6_SENDMSG, - AF_INET6, - SOCK_DGRAM, - SERV6_IP, - SERV6_PORT, - SERV6_REWRITE_IP, - SERV6_REWRITE_PORT, - SRC6_REWRITE_IP, - SUCCESS, - }, }; -static int load_insns(const struct sock_addr_test *test, - const struct bpf_insn *insns, size_t insns_cnt) -{ - LIBBPF_OPTS(bpf_prog_load_opts, opts); - int ret; - - opts.expected_attach_type = test->expected_attach_type; - opts.log_buf = bpf_log_buf; - opts.log_size = BPF_LOG_BUF_SIZE; - - ret = bpf_prog_load(BPF_PROG_TYPE_CGROUP_SOCK_ADDR, NULL, "GPL", insns, insns_cnt, &opts); - if (ret < 0 && test->expected_result != LOAD_REJECT) { - log_err(">>> Loading program error.\n" - ">>> Verifier output:\n%s\n-------\n", bpf_log_buf); - } - - return ret; -} - -static int sendmsg4_rw_asm_prog_load(const struct sock_addr_test *test) -{ - struct sockaddr_in dst4_rw_addr; - struct in_addr src4_rw_ip; - - if (inet_pton(AF_INET, SRC4_REWRITE_IP, (void *)&src4_rw_ip) != 1) { - log_err("Invalid IPv4: %s", SRC4_REWRITE_IP); - return -1; - } - - if (make_sockaddr(AF_INET, SERV4_REWRITE_IP, SERV4_REWRITE_PORT, - (struct sockaddr_storage *)&dst4_rw_addr, - NULL) == -1) - return -1; - - struct bpf_insn insns[] = { - BPF_MOV64_REG(BPF_REG_6, BPF_REG_1), - - /* if (sk.family == AF_INET && */ - BPF_LDX_MEM(BPF_W, BPF_REG_7, BPF_REG_6, - offsetof(struct bpf_sock_addr, family)), - BPF_JMP_IMM(BPF_JNE, BPF_REG_7, AF_INET, 8), - - /* sk.type == SOCK_DGRAM) { */ - BPF_LDX_MEM(BPF_W, BPF_REG_7, BPF_REG_6, - offsetof(struct bpf_sock_addr, type)), - BPF_JMP_IMM(BPF_JNE, BPF_REG_7, SOCK_DGRAM, 6), - - /* msg_src_ip4 = src4_rw_ip */ - BPF_MOV32_IMM(BPF_REG_7, src4_rw_ip.s_addr), - BPF_STX_MEM(BPF_W, BPF_REG_6, BPF_REG_7, - offsetof(struct bpf_sock_addr, msg_src_ip4)), - - /* user_ip4 = dst4_rw_addr.sin_addr */ - BPF_MOV32_IMM(BPF_REG_7, dst4_rw_addr.sin_addr.s_addr), - BPF_STX_MEM(BPF_W, BPF_REG_6, BPF_REG_7, - offsetof(struct bpf_sock_addr, user_ip4)), - - /* user_port = dst4_rw_addr.sin_port */ - BPF_MOV32_IMM(BPF_REG_7, dst4_rw_addr.sin_port), - BPF_STX_MEM(BPF_W, BPF_REG_6, BPF_REG_7, - offsetof(struct bpf_sock_addr, user_port)), - /* } */ - - /* return 1 */ - BPF_MOV64_IMM(BPF_REG_0, 1), - BPF_EXIT_INSN(), - }; - - return load_insns(test, insns, ARRAY_SIZE(insns)); -} - -static int sendmsg6_rw_dst_asm_prog_load(const struct sock_addr_test *test, - const char *rw_dst_ip) -{ - struct sockaddr_in6 dst6_rw_addr; - struct in6_addr src6_rw_ip; - - if (inet_pton(AF_INET6, SRC6_REWRITE_IP, (void *)&src6_rw_ip) != 1) { - log_err("Invalid IPv6: %s", SRC6_REWRITE_IP); - return -1; - } - - if (make_sockaddr(AF_INET6, rw_dst_ip, SERV6_REWRITE_PORT, - (struct sockaddr_storage *)&dst6_rw_addr, - NULL) == -1) - return -1; - - struct bpf_insn insns[] = { - BPF_MOV64_REG(BPF_REG_6, BPF_REG_1), - - /* if (sk.family == AF_INET6) { */ - BPF_LDX_MEM(BPF_W, BPF_REG_7, BPF_REG_6, - offsetof(struct bpf_sock_addr, family)), - BPF_JMP_IMM(BPF_JNE, BPF_REG_7, AF_INET6, 18), - -#define STORE_IPV6_WORD_N(DST, SRC, N) \ - BPF_MOV32_IMM(BPF_REG_7, SRC[N]), \ - BPF_STX_MEM(BPF_W, BPF_REG_6, BPF_REG_7, \ - offsetof(struct bpf_sock_addr, DST[N])) - -#define STORE_IPV6(DST, SRC) \ - STORE_IPV6_WORD_N(DST, SRC, 0), \ - STORE_IPV6_WORD_N(DST, SRC, 1), \ - STORE_IPV6_WORD_N(DST, SRC, 2), \ - STORE_IPV6_WORD_N(DST, SRC, 3) - - STORE_IPV6(msg_src_ip6, src6_rw_ip.s6_addr32), - STORE_IPV6(user_ip6, dst6_rw_addr.sin6_addr.s6_addr32), - - /* user_port = dst6_rw_addr.sin6_port */ - BPF_MOV32_IMM(BPF_REG_7, dst6_rw_addr.sin6_port), - BPF_STX_MEM(BPF_W, BPF_REG_6, BPF_REG_7, - offsetof(struct bpf_sock_addr, user_port)), - - /* } */ - - /* return 1 */ - BPF_MOV64_IMM(BPF_REG_0, 1), - BPF_EXIT_INSN(), - }; - - return load_insns(test, insns, ARRAY_SIZE(insns)); -} - -static int sendmsg6_rw_asm_prog_load(const struct sock_addr_test *test) -{ - return sendmsg6_rw_dst_asm_prog_load(test, SERV6_REWRITE_IP); -} - static int cmp_addr(const struct sockaddr_storage *addr1, const struct sockaddr_storage *addr2, int cmp_port) {