diff mbox series

[v1,bpf-next,12/17] selftests/bpf: Remove redundant sendmsg test cases

Message ID 20240510190246.3247730-13-jrife@google.com (mailing list archive)
State Accepted
Commit 9c3f17862faef89696d26655a6d10f90137df42e
Delegated to: BPF
Headers show
Series Retire progs/test_sock_addr.c | expand

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Commit Message

Jordan Rife May 10, 2024, 7:02 p.m. UTC 
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 <jrife@google.com>
---
 tools/testing/selftests/bpf/test_sock_addr.c | 161 -------------------
 1 file changed, 161 deletions(-)
diff mbox series

Patch

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)
 {