xref: /linux/tools/net/ynl/tests/rt-addr.c (revision 91a4855d6c03e770e42f17c798a36a3c46e63de2)
1 // SPDX-License-Identifier: GPL-2.0
2 #include <stdio.h>
3 #include <string.h>
4 
5 #include <ynl.h>
6 
7 #include <arpa/inet.h>
8 #include <net/if.h>
9 
10 #include <kselftest_harness.h>
11 
12 #include "rt-addr-user.h"
13 
14 static void rt_addr_print(struct __test_metadata *_metadata,
15 			  struct rt_addr_getaddr_rsp *a)
16 {
17 	char ifname[IF_NAMESIZE];
18 	char addr_str[64];
19 	const char *addr;
20 	const char *name;
21 
22 	name = if_indextoname(a->_hdr.ifa_index, ifname);
23 	EXPECT_NE(NULL, name);
24 	if (name)
25 		ksft_print_msg("%16s: ", name);
26 
27 	EXPECT_TRUE(a->_len.address == 4 || a->_len.address == 16);
28 	switch (a->_len.address) {
29 	case 4:
30 		addr = inet_ntop(AF_INET, a->address,
31 				 addr_str, sizeof(addr_str));
32 		break;
33 	case 16:
34 		addr = inet_ntop(AF_INET6, a->address,
35 				 addr_str, sizeof(addr_str));
36 		break;
37 	default:
38 		addr = NULL;
39 		break;
40 	}
41 	if (addr)
42 		printf("%s", addr);
43 	else
44 		printf("[%d]", a->_len.address);
45 
46 	printf("\n");
47 }
48 
49 FIXTURE(rt_addr)
50 {
51 	struct ynl_sock *ys;
52 };
53 
54 FIXTURE_SETUP(rt_addr)
55 {
56 	struct ynl_error yerr;
57 
58 	self->ys = ynl_sock_create(&ynl_rt_addr_family, &yerr);
59 	ASSERT_NE(NULL, self->ys)
60 		TH_LOG("failed to create rt-addr socket: %s", yerr.msg);
61 }
62 
63 FIXTURE_TEARDOWN(rt_addr)
64 {
65 	ynl_sock_destroy(self->ys);
66 }
67 
68 TEST_F(rt_addr, dump)
69 {
70 	struct rt_addr_getaddr_list *rsp;
71 	struct rt_addr_getaddr_req *req;
72 	struct in6_addr v6_expected;
73 	struct in_addr v4_expected;
74 	bool found_v4 = false;
75 	bool found_v6 = false;
76 
77 	/* The bash wrapper for this test adds these addresses on nsim0,
78 	 * make sure we can find them in the dump.
79 	 */
80 	inet_pton(AF_INET, "192.168.1.1", &v4_expected);
81 	inet_pton(AF_INET6, "2001:db8::1", &v6_expected);
82 
83 	req = rt_addr_getaddr_req_alloc();
84 	ASSERT_NE(NULL, req);
85 
86 	rsp = rt_addr_getaddr_dump(self->ys, req);
87 	rt_addr_getaddr_req_free(req);
88 	ASSERT_NE(NULL, rsp) {
89 		TH_LOG("dump failed: %s", self->ys->err.msg);
90 	}
91 
92 	ASSERT_FALSE(ynl_dump_empty(rsp)) {
93 		rt_addr_getaddr_list_free(rsp);
94 		TH_LOG("no addresses reported");
95 	}
96 
97 	ynl_dump_foreach(rsp, addr) {
98 		rt_addr_print(_metadata, addr);
99 
100 		found_v4 |= addr->_len.address == 4 &&
101 			    !memcmp(addr->address, &v4_expected, 4);
102 		found_v6 |= addr->_len.address == 16 &&
103 			    !memcmp(addr->address, &v6_expected, 16);
104 	}
105 	rt_addr_getaddr_list_free(rsp);
106 
107 	EXPECT_TRUE(found_v4);
108 	EXPECT_TRUE(found_v6);
109 }
110 
111 TEST_HARNESS_MAIN
112