libnftnl 1.2.9
nft-flowtable-test.c
1#include <stdio.h>
2#include <stdlib.h>
3#include <string.h>
4#include <netinet/in.h>
5#include <linux/netfilter/nf_tables.h>
6#include <libnftnl/flowtable.h>
7
8static int test_ok = 1;
9
10static void print_err(const char *msg)
11{
12 test_ok = 0;
13 printf("\033[31mERROR:\e[0m %s\n", msg);
14}
15
16static void cmp_devices(const char * const *adevs,
17 const char * const *bdevs)
18{
19 int i;
20
21 if (!adevs && !bdevs)
22 return;
23 if (!!adevs ^ !!bdevs)
24 print_err("Flowtable devices mismatches");
25 for (i = 0; adevs[i] && bdevs[i]; i++) {
26 if (strcmp(adevs[i], bdevs[i]))
27 break;
28 }
29 if (adevs[i] || bdevs[i])
30 print_err("Flowtable devices mismatches");
31}
32
33static void cmp_nftnl_flowtable(struct nftnl_flowtable *a, struct nftnl_flowtable *b)
34{
35 if (strcmp(nftnl_flowtable_get_str(a, NFTNL_FLOWTABLE_NAME),
36 nftnl_flowtable_get_str(b, NFTNL_FLOWTABLE_NAME)) != 0)
37 print_err("Flowtable name mismatches");
38 if (strcmp(nftnl_flowtable_get_str(a, NFTNL_FLOWTABLE_TABLE),
39 nftnl_flowtable_get_str(b, NFTNL_FLOWTABLE_TABLE)) != 0)
40 print_err("Flowtable table mismatches");
41 if (nftnl_flowtable_get_u32(a, NFTNL_FLOWTABLE_FAMILY) !=
42 nftnl_flowtable_get_u32(b, NFTNL_FLOWTABLE_FAMILY))
43 print_err("Flowtable family mismatches");
44 if (nftnl_flowtable_get_u32(a, NFTNL_FLOWTABLE_HOOKNUM) !=
45 nftnl_flowtable_get_u32(b, NFTNL_FLOWTABLE_HOOKNUM))
46 print_err("Flowtable hooknum mismatches");
47 if (nftnl_flowtable_get_s32(a, NFTNL_FLOWTABLE_PRIO) !=
48 nftnl_flowtable_get_s32(b, NFTNL_FLOWTABLE_PRIO))
49 print_err("Flowtable prio mismatches");
50 if (nftnl_flowtable_get_u32(a, NFTNL_FLOWTABLE_USE) !=
51 nftnl_flowtable_get_u32(b, NFTNL_FLOWTABLE_USE))
52 print_err("Flowtable use mismatches");
53#if 0
54 if (nftnl_flowtable_get_u32(a, NFTNL_FLOWTABLE_SIZE) !=
55 nftnl_flowtable_get_u32(b, NFTNL_FLOWTABLE_SIZE))
56 print_err("Flowtable size mismatches");
57#endif
58 if (nftnl_flowtable_get_u32(a, NFTNL_FLOWTABLE_FLAGS) !=
59 nftnl_flowtable_get_u32(b, NFTNL_FLOWTABLE_FLAGS))
60 print_err("Flowtable flags mismatches");
61 if (nftnl_flowtable_get_u64(a, NFTNL_FLOWTABLE_HANDLE) !=
62 nftnl_flowtable_get_u64(b, NFTNL_FLOWTABLE_HANDLE))
63 print_err("Flowtable handle mismatches");
64 cmp_devices(nftnl_flowtable_get_array(a, NFTNL_FLOWTABLE_DEVICES),
65 nftnl_flowtable_get_array(b, NFTNL_FLOWTABLE_DEVICES));
66}
67
68int main(int argc, char *argv[])
69{
70 const char *devs[] = { "eth0", "eth1", "eth2", NULL };
71 struct nftnl_flowtable *a, *b;
72 char buf[4096];
73 struct nlmsghdr *nlh;
74
75 a = nftnl_flowtable_alloc();
76 b = nftnl_flowtable_alloc();
77 if (a == NULL || b == NULL)
78 print_err("OOM");
79
80 nftnl_flowtable_set_str(a, NFTNL_FLOWTABLE_NAME, "test");
81 nftnl_flowtable_set_u32(a, NFTNL_FLOWTABLE_FAMILY, AF_INET);
82 nftnl_flowtable_set_str(a, NFTNL_FLOWTABLE_TABLE, "Table");
83 nftnl_flowtable_set_u32(a, NFTNL_FLOWTABLE_HOOKNUM, 0x34567812);
84 nftnl_flowtable_set_s32(a, NFTNL_FLOWTABLE_PRIO, 0x56781234);
85 nftnl_flowtable_set_u32(a, NFTNL_FLOWTABLE_USE, 0x78123456);
86 nftnl_flowtable_set_u32(a, NFTNL_FLOWTABLE_SIZE, 0x89016745);
87 nftnl_flowtable_set_u32(a, NFTNL_FLOWTABLE_FLAGS, 0x45016723);
88 nftnl_flowtable_set_u64(a, NFTNL_FLOWTABLE_HANDLE, 0x2345016789);
89 nftnl_flowtable_set_array(a, NFTNL_FLOWTABLE_DEVICES, devs);
90
91 nlh = nftnl_nlmsg_build_hdr(buf, NFT_MSG_NEWFLOWTABLE, AF_INET,
92 0, 1234);
93 nftnl_flowtable_nlmsg_build_payload(nlh, a);
94
95 if (nftnl_flowtable_nlmsg_parse(nlh, b) < 0)
96 print_err("parsing problems");
97
98 cmp_nftnl_flowtable(a, b);
99
100 nftnl_flowtable_free(a);
101 nftnl_flowtable_free(b);
102
103 if (!test_ok)
104 exit(EXIT_FAILURE);
105
106 printf("%s: \033[32mOK\e[0m\n", argv[0]);
107 return EXIT_SUCCESS;
108}