xref: /freebsd/tests/sys/netlink/test_snl_generic.c (revision 24e4dcf4ba5e9dedcf89efd358ea3e1fe5867020)
1 #include <stdio.h>
2 #include <string.h>
3 #include <stdlib.h>
4 
5 #include <sys/param.h>
6 #include <sys/module.h>
7 
8 #include <netlink/netlink.h>
9 #include "netlink/netlink_snl.h"
10 #include "netlink/netlink_snl_generic.h"
11 
12 #include <atf-c.h>
13 
14 static const struct snl_hdr_parser *snl_all_genl_parsers[] = {
15 	&_genl_ctrl_getfam_parser, &_genl_ctrl_mc_parser,
16 };
17 
18 ATF_TC(snl_verify_genl_parsers);
19 ATF_TC_HEAD(snl_verify_genl_parsers, tc)
20 {
21 	atf_tc_set_md_var(tc, "descr", "Tests snl(3) generic parsers are correct");
22 }
23 
24 ATF_TC_BODY(snl_verify_genl_parsers, tc)
25 {
26 	SNL_VERIFY_PARSERS(snl_all_genl_parsers);
27 
28 }
29 
30 ATF_TC(test_snl_get_genl_family_success);
31 ATF_TC_HEAD(test_snl_get_genl_family_success, tc)
32 {
33 	atf_tc_set_md_var(tc, "descr", "Tests successfull resolution of the 'nlctrl' family");
34 	atf_tc_set_md_var(tc, "require.kmods", "netlink");
35 }
36 
37 ATF_TC_BODY(test_snl_get_genl_family_success, tc)
38 {
39 	struct snl_state ss;
40 
41 	if (!snl_init(&ss, NETLINK_GENERIC))
42 		atf_tc_fail("snl_init() failed");
43 
44 	ATF_CHECK_EQ(snl_get_genl_family(&ss, "nlctrl"), GENL_ID_CTRL);
45 }
46 
47 ATF_TC(test_snl_get_genl_family_failure);
48 ATF_TC_HEAD(test_snl_get_genl_family_failure, tc)
49 {
50 	atf_tc_set_md_var(tc, "descr", "Tests unsuccessfull resolution of 'no-such-family' family");
51 	atf_tc_set_md_var(tc, "require.kmods", "netlink");
52 }
53 
54 ATF_TC_BODY(test_snl_get_genl_family_failure, tc)
55 {
56 	struct snl_state ss;
57 
58 	if (!snl_init(&ss, NETLINK_GENERIC))
59 		atf_tc_fail("snl_init() failed");
60 
61 	ATF_CHECK_EQ(snl_get_genl_family(&ss, "no-such-family"), 0);
62 }
63 
64 ATF_TC(test_snl_get_genl_family_groups);
65 ATF_TC_HEAD(test_snl_get_genl_family_groups, tc)
66 {
67 	atf_tc_set_md_var(tc, "descr", "Tests getting 'nlctrl' groups");
68 	atf_tc_set_md_var(tc, "require.kmods", "netlink");
69 }
70 
71 ATF_TC_BODY(test_snl_get_genl_family_groups, tc)
72 {
73 	struct snl_state ss;
74 	struct snl_writer nw;
75 	struct nlmsghdr *hdr;
76 
77 	if (!snl_init(&ss, NETLINK_GENERIC))
78 		atf_tc_fail("snl_init() failed");
79 
80 	snl_init_writer(&ss, &nw);
81 	hdr = snl_create_genl_msg_request(&nw, GENL_ID_CTRL, CTRL_CMD_GETFAMILY);
82 	snl_add_msg_attr_string(&nw, CTRL_ATTR_FAMILY_NAME, "nlctrl");
83 	hdr = snl_finalize_msg(&nw);
84 	snl_send_message(&ss, hdr);
85 
86 	hdr = snl_read_reply(&ss, hdr->nlmsg_seq);
87 	ATF_CHECK(hdr != NULL);
88 	ATF_CHECK(hdr->nlmsg_type != NLMSG_ERROR);
89 
90 	struct _getfamily_attrs attrs = {};
91 
92 	ATF_CHECK(snl_parse_nlmsg(&ss, hdr, &_genl_ctrl_getfam_parser, &attrs));
93 	ATF_CHECK_EQ(attrs.mcast_groups.num_groups, 1);
94 
95 	struct _snl_genl_ctrl_mcast_group *group = attrs.mcast_groups.groups[0];
96 
97 	ATF_CHECK(group->mcast_grp_id > 0);
98 	ATF_CHECK(!strcmp(group->mcast_grp_name, "notify"));
99 }
100 
101 ATF_TP_ADD_TCS(tp)
102 {
103 	ATF_TP_ADD_TC(tp, snl_verify_genl_parsers);
104 	ATF_TP_ADD_TC(tp, test_snl_get_genl_family_success);
105 	ATF_TP_ADD_TC(tp, test_snl_get_genl_family_failure);
106 	ATF_TP_ADD_TC(tp, test_snl_get_genl_family_groups);
107 
108 	return (atf_no_error());
109 }
110 
111