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aspath_test.c
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#include <zebra.h>
#include "vty.h"
#include "stream.h"
#include "privs.h"
#include "bgpd/bgpd.h"
#include "bgpd/bgp_aspath.h"
#include "bgpd/bgp_attr.h"
#define VT100_RESET "\x1b[0m"
#define VT100_RED "\x1b[31m"
#define VT100_GREEN "\x1b[32m"
#define VT100_YELLOW "\x1b[33m"
#define OK VT100_GREEN "OK" VT100_RESET
#define FAILED VT100_RED "failed" VT100_RESET
/* need these to link in libbgp */
struct zebra_privs_t *bgpd_privs = NULL;
struct thread_master *master = NULL;
static int failed = 0;
/* specification for a test - what the results should be */
struct test_spec
{
const char *shouldbe; /* the string the path should parse to */
const char *shouldbe_delete_confed; /* ditto, but once confeds are deleted */
const unsigned int hops; /* aspath_count_hops result */
const unsigned int confeds; /* aspath_count_confeds */
const int private_as; /* whether the private_as check should pass or fail */
#define NOT_ALL_PRIVATE 0
#define ALL_PRIVATE 1
const as_t does_loop; /* an ASN which should trigger loop-check */
const as_t doesnt_loop; /* one which should not */
const as_t first; /* the first ASN, if there is one */
#define NULL_ASN 0
};
/* test segments to parse and validate, and use for other tests */
static struct test_segment {
const char *name;
const char *desc;
const u_char asdata[1024];
int len;
struct test_spec sp;
} test_segments [] =
{
{ /* 0 */
"seq1",
"seq(8466,3,52737,4096)",
{ 0x2,0x4, 0x21,0x12, 0x00,0x03, 0xce,0x01, 0x10,0x00 },
10,
{ "8466 3 52737 4096",
"8466 3 52737 4096",
4, 0, NOT_ALL_PRIVATE, 4096, 4, 8466 },
},
{ /* 1 */
"seq2",
"seq(8722) seq(4)",
{ 0x2,0x1, 0x22,0x12,
0x2,0x1, 0x00,0x04 },
8,
{ "8722 4",
"8722 4",
2, 0, NOT_ALL_PRIVATE, 4, 5, 8722, },
},
{ /* 2 */
"seq3",
"seq(8466,3,52737,4096,8722,4)",
{ 0x2,0x6, 0x21,0x12, 0x00,0x03, 0xce,0x01, 0x10,0x00,
0x22,0x12, 0x00,0x04},
14,
{ "8466 3 52737 4096 8722 4",
"8466 3 52737 4096 8722 4",
6, 0, NOT_ALL_PRIVATE, 3, 5, 8466 },
},
{ /* 3 */
"seqset",
"seq(8482,51457) set(5204)",
{ 0x2,0x2, 0x21,0x22, 0xc9,0x01,
0x1,0x1, 0x14,0x54 },
10,
{ "8482 51457 {5204}",
"8482 51457 {5204}",
3, 0, NOT_ALL_PRIVATE, 5204, 51456, 8482},
},
{ /* 4 */
"seqset2",
"seq(8467, 59649) set(4196,48658) set(17322,30745)",
{ 0x2,0x2, 0x21,0x13, 0xe9,0x01,
0x1,0x2, 0x10,0x64, 0xbe,0x12,
0x1,0x2, 0x43,0xaa, 0x78,0x19 },
18,
{ "8467 59649 {4196,48658} {17322,30745}",
"8467 59649 {4196,48658} {17322,30745}",
4, 0, NOT_ALL_PRIVATE, 48658, 1, 8467},
},
{ /* 5 */
"multi",
"seq(6435,59408,21665) set(2457,61697,4369), seq(1842,41590,51793)",
{ 0x2,0x3, 0x19,0x23, 0xe8,0x10, 0x54,0xa1,
0x1,0x3, 0x09,0x99, 0xf1,0x01, 0x11,0x11,
0x2,0x3, 0x07,0x32, 0xa2,0x76, 0xca,0x51 },
24,
{ "6435 59408 21665 {2457,4369,61697} 1842 41590 51793",
"6435 59408 21665 {2457,4369,61697} 1842 41590 51793",
7, 0, NOT_ALL_PRIVATE, 51793, 1, 6435 },
},
{ /* 6 */
"confed",
"confseq(123,456,789)",
{ 0x3,0x3, 0x00,0x7b, 0x01,0xc8, 0x03,0x15 },
8,
{ "(123 456 789)",
"",
0, 3, NOT_ALL_PRIVATE, 789, 1, NULL_ASN },
},
{ /* 7 */
"confed2",
"confseq(123,456,789) confseq(111,222)",
{ 0x3,0x3, 0x00,0x7b, 0x01,0xc8, 0x03,0x15,
0x3,0x2, 0x00,0x6f, 0x00,0xde },
14,
{ "(123 456 789) (111 222)",
"",
0, 5, NOT_ALL_PRIVATE, 111, 1, NULL_ASN },
},
{ /* 8 */
"confset",
"confset(456,123,789)",
{ 0x4,0x3, 0x01,0xc8, 0x00,0x7b, 0x03,0x15 },
8,
{ "[123,456,789]",
"[123,456,789]",
0, 1, NOT_ALL_PRIVATE, 123, 1, NULL_ASN },
},
{ /* 9 */
"confmulti",
"confseq(123,456,789) confset(222,111) seq(8722) set(4196,48658)",
{ 0x3,0x3, 0x00,0x7b, 0x01,0xc8, 0x03,0x15,
0x4,0x2, 0x00,0xde, 0x00,0x6f,
0x2,0x1, 0x22,0x12,
0x1,0x2, 0x10,0x64, 0xbe,0x12 },
24,
{ "(123 456 789) [111,222] 8722 {4196,48658}",
"8722 {4196,48658}",
2, 4, NOT_ALL_PRIVATE, 123, 1, NULL_ASN },
},
{ /* 10 */
"seq4",
"seq(8466,2,52737,4096,8722,4)",
{ 0x2,0x6, 0x21,0x12, 0x00,0x02, 0xce,0x01, 0x10,0x00,
0x22,0x12, 0x00,0x04},
14,
{ "8466 2 52737 4096 8722 4",
"8466 2 52737 4096 8722 4",
6, 0, NOT_ALL_PRIVATE, 4096, 1, 8466 },
},
{ /* 11 */
"tripleseq1",
"seq(8466,2,52737) seq(4096,8722,4) seq(8722)",
{ 0x2,0x3, 0x21,0x12, 0x00,0x02, 0xce,0x01,
0x2,0x3, 0x10,0x00, 0x22,0x12, 0x00,0x04,
0x2,0x1, 0x22,0x12},
20,
{ "8466 2 52737 4096 8722 4 8722",
"8466 2 52737 4096 8722 4 8722",
7, 0, NOT_ALL_PRIVATE, 4096, 1, 8466 },
},
{ /* 12 */
"someprivate",
"seq(8466,64512,52737,65535)",
{ 0x2,0x4, 0x21,0x12, 0xfc,0x00, 0xce,0x01, 0xff,0xff },
10,
{ "8466 64512 52737 65535",
"8466 64512 52737 65535",
4, 0, NOT_ALL_PRIVATE, 65535, 4, 8466 },
},
{ /* 13 */
"allprivate",
"seq(65534,64512,64513,65535)",
{ 0x2,0x4, 0xff,0xfe, 0xfc,0x00, 0xfc,0x01, 0xff,0xff },
10,
{ "65534 64512 64513 65535",
"65534 64512 64513 65535",
4, 0, ALL_PRIVATE, 65534, 4, 65534 },
},
{ /* 14 */
"long",
"seq(8466,3,52737,4096,34285,<repeated 49 more times>)",
{ 0x2,0xfa, 0x21,0x12, 0x00,0x03, 0xce,0x01, 0x10,0x00, 0x85,0xed,
0x21,0x12, 0x00,0x03, 0xce,0x01, 0x10,0x00, 0x85,0xed,
0x21,0x12, 0x00,0x03, 0xce,0x01, 0x10,0x00, 0x85,0xed,
0x21,0x12, 0x00,0x03, 0xce,0x01, 0x10,0x00, 0x85,0xed,
0x21,0x12, 0x00,0x03, 0xce,0x01, 0x10,0x00, 0x85,0xed,
0x21,0x12, 0x00,0x03, 0xce,0x01, 0x10,0x00, 0x85,0xed,
0x21,0x12, 0x00,0x03, 0xce,0x01, 0x10,0x00, 0x85,0xed,
0x21,0x12, 0x00,0x03, 0xce,0x01, 0x10,0x00, 0x85,0xed,
0x21,0x12, 0x00,0x03, 0xce,0x01, 0x10,0x00, 0x85,0xed,
0x21,0x12, 0x00,0x03, 0xce,0x01, 0x10,0x00, 0x85,0xed,
0x21,0x12, 0x00,0x03, 0xce,0x01, 0x10,0x00, 0x85,0xed,
0x21,0x12, 0x00,0x03, 0xce,0x01, 0x10,0x00, 0x85,0xed,
0x21,0x12, 0x00,0x03, 0xce,0x01, 0x10,0x00, 0x85,0xed,
0x21,0x12, 0x00,0x03, 0xce,0x01, 0x10,0x00, 0x85,0xed,
0x21,0x12, 0x00,0x03, 0xce,0x01, 0x10,0x00, 0x85,0xed,
0x21,0x12, 0x00,0x03, 0xce,0x01, 0x10,0x00, 0x85,0xed,
0x21,0x12, 0x00,0x03, 0xce,0x01, 0x10,0x00, 0x85,0xed,
0x21,0x12, 0x00,0x03, 0xce,0x01, 0x10,0x00, 0x85,0xed,
0x21,0x12, 0x00,0x03, 0xce,0x01, 0x10,0x00, 0x85,0xed,
0x21,0x12, 0x00,0x03, 0xce,0x01, 0x10,0x00, 0x85,0xed,
0x21,0x12, 0x00,0x03, 0xce,0x01, 0x10,0x00, 0x85,0xed,
0x21,0x12, 0x00,0x03, 0xce,0x01, 0x10,0x00, 0x85,0xed,
0x21,0x12, 0x00,0x03, 0xce,0x01, 0x10,0x00, 0x85,0xed,
0x21,0x12, 0x00,0x03, 0xce,0x01, 0x10,0x00, 0x85,0xed,
0x21,0x12, 0x00,0x03, 0xce,0x01, 0x10,0x00, 0x85,0xed,
0x21,0x12, 0x00,0x03, 0xce,0x01, 0x10,0x00, 0x85,0xed,
0x21,0x12, 0x00,0x03, 0xce,0x01, 0x10,0x00, 0x85,0xed,
0x21,0x12, 0x00,0x03, 0xce,0x01, 0x10,0x00, 0x85,0xed,
0x21,0x12, 0x00,0x03, 0xce,0x01, 0x10,0x00, 0x85,0xed,
0x21,0x12, 0x00,0x03, 0xce,0x01, 0x10,0x00, 0x85,0xed,
0x21,0x12, 0x00,0x03, 0xce,0x01, 0x10,0x00, 0x85,0xed,
0x21,0x12, 0x00,0x03, 0xce,0x01, 0x10,0x00, 0x85,0xed,
0x21,0x12, 0x00,0x03, 0xce,0x01, 0x10,0x00, 0x85,0xed,
0x21,0x12, 0x00,0x03, 0xce,0x01, 0x10,0x00, 0x85,0xed,
0x21,0x12, 0x00,0x03, 0xce,0x01, 0x10,0x00, 0x85,0xed,
0x21,0x12, 0x00,0x03, 0xce,0x01, 0x10,0x00, 0x85,0xed,
0x21,0x12, 0x00,0x03, 0xce,0x01, 0x10,0x00, 0x85,0xed,
0x21,0x12, 0x00,0x03, 0xce,0x01, 0x10,0x00, 0x85,0xed,
0x21,0x12, 0x00,0x03, 0xce,0x01, 0x10,0x00, 0x85,0xed,
0x21,0x12, 0x00,0x03, 0xce,0x01, 0x10,0x00, 0x85,0xed,
0x21,0x12, 0x00,0x03, 0xce,0x01, 0x10,0x00, 0x85,0xed,
0x21,0x12, 0x00,0x03, 0xce,0x01, 0x10,0x00, 0x85,0xed,
0x21,0x12, 0x00,0x03, 0xce,0x01, 0x10,0x00, 0x85,0xed,
0x21,0x12, 0x00,0x03, 0xce,0x01, 0x10,0x00, 0x85,0xed,
0x21,0x12, 0x00,0x03, 0xce,0x01, 0x10,0x00, 0x85,0xed,
0x21,0x12, 0x00,0x03, 0xce,0x01, 0x10,0x00, 0x85,0xed,
0x21,0x12, 0x00,0x03, 0xce,0x01, 0x10,0x00, 0x85,0xed,
0x21,0x12, 0x00,0x03, 0xce,0x01, 0x10,0x00, 0x85,0xed,
0x21,0x12, 0x00,0x03, 0xce,0x01, 0x10,0x00, 0x85,0xed,
0x21,0x12, 0x00,0x03, 0xce,0x01, 0x10,0x00, 0x85,0xed, },
502,
{ "8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285",
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285",
250, 0, NOT_ALL_PRIVATE, 4096, 4, 8466 },
},
{ /* 15 */
"seq1extra",
"seq(8466,3,52737,4096,3456)",
{ 0x2,0x5, 0x21,0x12, 0x00,0x03, 0xce,0x01, 0x10,0x00, 0x0d,0x80 },
12,
{ "8466 3 52737 4096 3456",
"8466 3 52737 4096 3456",
5, 0, NOT_ALL_PRIVATE, 4096, 4, 8466 },
},
{ /* 16 */
"empty",
"<empty>",
{},
0,
{ "", "", 0, 0, 0, 0, 0, 0 },
},
{ /* 17 */
"redundantset",
"seq(8466,3,52737,4096,3456) set(7099,8153,8153,8153)",
{ 0x2,0x5, 0x21,0x12, 0x00,0x03, 0xce,0x01, 0x10,0x00, 0x0d,0x80,
0x1,0x4, 0x1b,0xbb, 0x1f,0xd9, 0x1f,0xd9, 0x1f,0xd9 },
22,
{
/* We shouldn't ever /generate/ such paths. However, we should
* cope with them fine.
*/
"8466 3 52737 4096 3456 {7099,8153}",
"8466 3 52737 4096 3456 {7099,8153}",
6, 0, NOT_ALL_PRIVATE, 4096, 4, 8466 },
},
{ /* 18 */
"reconcile_lead_asp",
"seq(6435,59408,21665) set(23456,23456,23456), seq(23456,23456,23456)",
{ 0x2,0x3, 0x19,0x23, 0xe8,0x10, 0x54,0xa1,
0x1,0x3, 0x5b,0xa0, 0x5b,0xa0, 0x5b,0xa0,
0x2,0x3, 0x5b,0xa0, 0x5b,0xa0, 0x5b,0xa0 },
24,
{ "6435 59408 21665 {23456} 23456 23456 23456",
"6435 59408 21665 {23456} 23456 23456 23456",
7, 0, NOT_ALL_PRIVATE, 23456, 1, 6435 },
},
{ /* 19 */
"reconcile_new_asp",
"set(2457,61697,4369), seq(1842,41591,51793)",
{
0x1,0x3, 0x09,0x99, 0xf1,0x01, 0x11,0x11,
0x2,0x3, 0x07,0x32, 0xa2,0x77, 0xca,0x51 },
16,
{ "{2457,4369,61697} 1842 41591 51793",
"{2457,4369,61697} 1842 41591 51793",
4, 0, NOT_ALL_PRIVATE, 51793, 1, 2457 },
},
{ /* 20 */
"reconcile_confed",
"confseq(123,456,789) confset(456,124,788) seq(6435,59408,21665)"
" set(23456,23456,23456), seq(23456,23456,23456)",
{ 0x3,0x3, 0x00,0x7b, 0x01,0xc8, 0x03,0x15,
0x4,0x3, 0x01,0xc8, 0x00,0x7c, 0x03,0x14,
0x2,0x3, 0x19,0x23, 0xe8,0x10, 0x54,0xa1,
0x1,0x3, 0x5b,0xa0, 0x5b,0xa0, 0x5b,0xa0,
0x2,0x3, 0x5b,0xa0, 0x5b,0xa0, 0x5b,0xa0 },
40,
{ "(123 456 789) [124,456,788] 6435 59408 21665"
" {23456} 23456 23456 23456",
"6435 59408 21665 {23456} 23456 23456 23456",
7, 4, NOT_ALL_PRIVATE, 23456, 1, 6435 },
},
{ /* 21 */
"reconcile_start_trans",
"seq(23456,23456,23456) seq(6435,59408,21665)",
{ 0x2,0x3, 0x5b,0xa0, 0x5b,0xa0, 0x5b,0xa0,
0x2,0x3, 0x19,0x23, 0xe8,0x10, 0x54,0xa1, },
16,
{ "23456 23456 23456 6435 59408 21665",
"23456 23456 23456 6435 59408 21665",
6, 0, NOT_ALL_PRIVATE, 21665, 1, 23456 },
},
{ /* 22 */
"reconcile_start_trans4",
"seq(1842,41591,51793) seq(6435,59408,21665)",
{ 0x2,0x3, 0x07,0x32, 0xa2,0x77, 0xca,0x51,
0x2,0x3, 0x19,0x23, 0xe8,0x10, 0x54,0xa1, },
16,
{ "1842 41591 51793 6435 59408 21665",
"1842 41591 51793 6435 59408 21665",
6, 0, NOT_ALL_PRIVATE, 41591, 1, 1842 },
},
{ /* 23 */
"reconcile_start_trans_error",
"seq(23456,23456,23456) seq(6435,59408)",
{ 0x2,0x3, 0x5b,0xa0, 0x5b,0xa0, 0x5b,0xa0,
0x2,0x2, 0x19,0x23, 0xe8,0x10, },
14,
{ "23456 23456 23456 6435 59408",
"23456 23456 23456 6435 59408",
5, 0, NOT_ALL_PRIVATE, 59408, 1, 23456 },
},
{ /* 24 */
"redundantset2",
"seq(8466,3,52737,4096,3456) set(7099,8153,8153,8153,7099)",
{ 0x2,0x5, 0x21,0x12, 0x00,0x03, 0xce,0x01, 0x10,0x00, 0x0d,0x80,
0x1,0x5, 0x1b,0xbb, 0x1f,0xd9, 0x1f,0xd9, 0x1f,0xd9, 0x1b,0xbb,},
24,
{
/* We should weed out duplicate set members. */
"8466 3 52737 4096 3456 {7099,8153}",
"8466 3 52737 4096 3456 {7099,8153}",
6, 0, NOT_ALL_PRIVATE, 4096, 4, 8466 },
},
{ /* 25 */
"zero-size overflow",
"#ASNs = 0, data = seq(8466 3 52737 4096 3456)",
{ 0x2,0x0, 0x21,0x12, 0x00,0x03, 0xce,0x01, 0x10,0x00, 0x0d,0x80 },
12,
{ NULL, NULL,
0, 0, 0, 0, 0, 0 },
},
{ /* 26 */
"zero-size overflow + valid segment",
"seq(#AS=0:8466 3 52737),seq(4096 3456)",
{ 0x2,0x0, 0x21,0x12, 0x00,0x03, 0xce,0x01,
0x2,0x2, 0x10,0x00, 0x0d,0x80 },
14
,
{ NULL, NULL,
0, 0, 0, 0, 0, 0 },
},
{ /* 27 */
"invalid segment type",
"type=8(4096 3456)",
{ 0x8,0x2, 0x10,0x00, 0x0d,0x80 },
14
,
{ NULL, NULL,
0, 0, 0, 0, 0, 0 },
}, { NULL, NULL, {0}, 0, { NULL, 0, 0 } }
};
/* */
static struct aspath_tests {
const char *desc;
const struct test_segment *segment;
const char *shouldbe; /* String it should evaluate to */
const enum as4 { AS4_DATA, AS2_DATA }
as4; /* whether data should be as4 or not (ie as2) */
const int result; /* expected result for bgp_attr_parse */
const int cap; /* capabilities to set for peer */
const char attrheader [1024];
size_t len;
const struct test_segment *old_segment;
} aspath_tests [] =
{
/* 0 */
{
"basic test",
&test_segments[0],
"8466 3 52737 4096",
AS2_DATA, 0,
0,
{ BGP_ATTR_FLAG_TRANS,
BGP_ATTR_AS_PATH,
10,
},
3,
},
/* 1 */
{
"length too short",
&test_segments[0],
"8466 3 52737 4096",
AS2_DATA, -1,
0,
{ BGP_ATTR_FLAG_TRANS,
BGP_ATTR_AS_PATH,
8,
},
3,
},
/* 2 */
{
"length too long",
&test_segments[0],
"8466 3 52737 4096",
AS2_DATA, -1,
0,
{ BGP_ATTR_FLAG_TRANS,
BGP_ATTR_AS_PATH,
12,
},
3,
},
/* 3 */
{
"incorrect flag",
&test_segments[0],
"8466 3 52737 4096",
AS2_DATA, -1,
0,
{ BGP_ATTR_FLAG_TRANS|BGP_ATTR_FLAG_OPTIONAL,
BGP_ATTR_AS_PATH,
10,
},
3,
},
/* 4 */
{
"as4_path, with as2 format data",
&test_segments[0],
"8466 3 52737 4096",
AS2_DATA, -1,
0,
{ BGP_ATTR_FLAG_TRANS|BGP_ATTR_FLAG_OPTIONAL,
BGP_ATTR_AS4_PATH,
10,
},
3,
},
/* 5 */
{
"as4, with incorrect attr length",
&test_segments[0],
"8466 3 52737 4096",
AS4_DATA, -1,
PEER_CAP_AS4_RCV,
{ BGP_ATTR_FLAG_TRANS|BGP_ATTR_FLAG_OPTIONAL,
BGP_ATTR_AS4_PATH,
10,
},
3,
},
/* 6 */
{
"basic 4-byte as-path",
&test_segments[0],
"8466 3 52737 4096",
AS4_DATA, 0,
PEER_CAP_AS4_RCV|PEER_CAP_AS4_ADV,
{ BGP_ATTR_FLAG_TRANS,
BGP_ATTR_AS_PATH,
18,
},
3,
},
/* 7 */
{
"4b AS_PATH: too short",
&test_segments[0],
"8466 3 52737 4096",
AS4_DATA, -1,
PEER_CAP_AS4_RCV|PEER_CAP_AS4_ADV,
{ BGP_ATTR_FLAG_TRANS,
BGP_ATTR_AS_PATH,
16,
},
3,
},
/* 8 */
{
"4b AS_PATH: too long",
&test_segments[0],
"8466 3 52737 4096",
AS4_DATA, -1,
PEER_CAP_AS4_RCV|PEER_CAP_AS4_ADV,
{ BGP_ATTR_FLAG_TRANS,
BGP_ATTR_AS_PATH,
20,
},
3,
},
/* 9 */
{
"4b AS_PATH: too long2",
&test_segments[0],
"8466 3 52737 4096",
AS4_DATA, -1,
PEER_CAP_AS4_RCV|PEER_CAP_AS4_ADV,
{ BGP_ATTR_FLAG_TRANS,
BGP_ATTR_AS_PATH,
22,
},
3,
},
/* 10 */
{
"4b AS_PATH: bad flags",
&test_segments[0],
"8466 3 52737 4096",
AS4_DATA, -1,
PEER_CAP_AS4_RCV|PEER_CAP_AS4_ADV,
{ BGP_ATTR_FLAG_TRANS|BGP_ATTR_FLAG_OPTIONAL,
BGP_ATTR_AS_PATH,
18,
},
3,
},
/* 11 */
{
"4b AS4_PATH w/o AS_PATH",
&test_segments[6],
NULL,
AS4_DATA, 0,
PEER_CAP_AS4_ADV,
{ BGP_ATTR_FLAG_TRANS|BGP_ATTR_FLAG_OPTIONAL,
BGP_ATTR_AS4_PATH,
14,
},
3,
},
/* 12 */
{
"4b AS4_PATH: confed",
&test_segments[6],
"8466 3 52737 4096 (123 456 789)",
AS4_DATA, 0,
PEER_CAP_AS4_ADV,
{ BGP_ATTR_FLAG_TRANS|BGP_ATTR_FLAG_OPTIONAL,
BGP_ATTR_AS4_PATH,
14,
},
3,
&test_segments[0],
},
{ NULL, NULL, NULL, 0, 0, 0, { 0 }, 0 },
};
/* prepending tests */
static struct tests {
const struct test_segment *test1;
const struct test_segment *test2;
struct test_spec sp;
} prepend_tests[] =
{
/* 0 */
{ &test_segments[0], &test_segments[1],
{ "8466 3 52737 4096 8722 4",
"8466 3 52737 4096 8722 4",
6, 0, NOT_ALL_PRIVATE, 4096, 1, 8466 },
},
/* 1 */
{ &test_segments[1], &test_segments[3],
{ "8722 4 8482 51457 {5204}",
"8722 4 8482 51457 {5204}",
5, 0, NOT_ALL_PRIVATE, 5204, 1, 8722 }
},
/* 2 */
{ &test_segments[3], &test_segments[4],
{ "8482 51457 {5204} 8467 59649 {4196,48658} {17322,30745}",
"8482 51457 {5204} 8467 59649 {4196,48658} {17322,30745}",
7, 0, NOT_ALL_PRIVATE, 5204, 1, 8482 },
},
/* 3 */
{ &test_segments[4], &test_segments[5],
{ "8467 59649 {4196,48658} {17322,30745} 6435 59408 21665"
" {2457,4369,61697} 1842 41590 51793",
"8467 59649 {4196,48658} {17322,30745} 6435 59408 21665"
" {2457,4369,61697} 1842 41590 51793",
11, 0, NOT_ALL_PRIVATE, 61697, 1, 8467 }
},
/* 4 */
{ &test_segments[5], &test_segments[6],
{ "6435 59408 21665 {2457,4369,61697} 1842 41590 51793",
"6435 59408 21665 {2457,4369,61697} 1842 41590 51793",
7, 0, NOT_ALL_PRIVATE, 1842, 1, 6435 },
},
/* 5 */
{ &test_segments[6], &test_segments[7],
{ "(123 456 789) (123 456 789) (111 222)",
"",
0, 8, NOT_ALL_PRIVATE, 111, 1, 0 }
},
{ &test_segments[7], &test_segments[8],
{ "(123 456 789) (111 222) [123,456,789]",
"",
0, 6, NOT_ALL_PRIVATE, 111, 1, 0 }
},
{ &test_segments[8], &test_segments[9],
{ "[123,456,789] (123 456 789) [111,222] 8722 {4196,48658}",
"[123,456,789] (123 456 789) [111,222] 8722 {4196,48658}",
2, 5, NOT_ALL_PRIVATE, 456, 1, NULL_ASN },
},
{ &test_segments[9], &test_segments[8],
{ "(123 456 789) [111,222] 8722 {4196,48658} [123,456,789]",
"8722 {4196,48658} [123,456,789]",
2, 5, NOT_ALL_PRIVATE, 48658, 1, NULL_ASN },
},
{ &test_segments[14], &test_segments[11],
{ "8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 2 52737 4096 8722 4 8722",
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 3 52737 4096 34285 8466 3 52737 4096 34285 "
"8466 2 52737 4096 8722 4 8722",
257, 0, NOT_ALL_PRIVATE, 4096, 1000, 8466 },
},
{ NULL, NULL, { NULL, 0, 0, 0, 0, 0, 0, } },
};
struct tests reconcile_tests[] =
{
{ &test_segments[18], &test_segments[19],
{ "6435 59408 21665 {2457,4369,61697} 1842 41591 51793",
"6435 59408 21665 {2457,4369,61697} 1842 41591 51793",
7, 0, NOT_ALL_PRIVATE, 51793, 1, 6435 },
},
{ &test_segments[19], &test_segments[18],
/* AS_PATH (19) has more hops than NEW_AS_PATH,
* so just AS_PATH should be used (though, this practice
* is bad imho).
*/
{ "{2457,4369,61697} 1842 41591 51793 6435 59408 21665 {23456} 23456 23456 23456",
"{2457,4369,61697} 1842 41591 51793 6435 59408 21665 {23456} 23456 23456 23456",
11, 0, NOT_ALL_PRIVATE, 51793, 1, 6435 },
},
{ &test_segments[20], &test_segments[19],
{ "(123 456 789) [124,456,788] 6435 59408 21665"
" {2457,4369,61697} 1842 41591 51793",
"6435 59408 21665 {2457,4369,61697} 1842 41591 51793",
7, 4, NOT_ALL_PRIVATE, 51793, 1, 6435 },
},
{ &test_segments[21], &test_segments[22],
{ "1842 41591 51793 6435 59408 21665",
"1842 41591 51793 6435 59408 21665",
6, 0, NOT_ALL_PRIVATE, 51793, 1, 1842 },
},
{ &test_segments[23], &test_segments[22],
{ "23456 23456 23456 6435 59408 1842 41591 51793 6435 59408 21665",
"23456 23456 23456 6435 59408 1842 41591 51793 6435 59408 21665",
11, 0, NOT_ALL_PRIVATE, 51793, 1, 1842 },
},
{ NULL, NULL, { NULL, 0, 0, 0, 0, 0, 0, } },
};
struct tests aggregate_tests[] =
{
{ &test_segments[0], &test_segments[2],
{ "8466 3 52737 4096 {4,8722}",
"8466 3 52737 4096 {4,8722}",
5, 0, NOT_ALL_PRIVATE, 4, 1, 8466 },
},
{ &test_segments[2], &test_segments[0],
{ "8466 3 52737 4096 {4,8722}",
"8466 3 52737 4096 {4,8722}",
5, 0, NOT_ALL_PRIVATE, 8722, 1, 8466 },
},
{ &test_segments[2], &test_segments[10],
{ "8466 {2,3,4,4096,8722,52737}",
"8466 {2,3,4,4096,8722,52737}",
2, 0, NOT_ALL_PRIVATE, 8722, 5, 8466 },
},
{ &test_segments[10], &test_segments[2],
{ "8466 {2,3,4,4096,8722,52737}",
"8466 {2,3,4,4096,8722,52737}",
2, 0, NOT_ALL_PRIVATE, 2, 20000, 8466 },
},
{ &test_segments[5], &test_segments[18],
{ "6435 59408 21665 {1842,2457,4369,23456,41590,51793,61697}",
"6435 59408 21665 {1842,2457,4369,23456,41590,51793,61697}",
4, 0, NOT_ALL_PRIVATE, 41590, 1, 6435 },
},
{ NULL, NULL, { NULL, 0, 0} },
};
struct compare_tests
{
int test_index1;
int test_index2;
#define CMP_RES_YES 1
#define CMP_RES_NO 0
char shouldbe_cmp;
char shouldbe_confed;
} left_compare [] =
{
{ 0, 1, CMP_RES_NO, CMP_RES_NO },
{ 0, 2, CMP_RES_YES, CMP_RES_NO },
{ 0, 11, CMP_RES_YES, CMP_RES_NO },
{ 0, 15, CMP_RES_YES, CMP_RES_NO },
{ 0, 16, CMP_RES_NO, CMP_RES_NO },
{ 1, 11, CMP_RES_NO, CMP_RES_NO },
{ 6, 7, CMP_RES_NO, CMP_RES_YES },
{ 6, 8, CMP_RES_NO, CMP_RES_NO },
{ 7, 8, CMP_RES_NO, CMP_RES_NO },
{ 1, 9, CMP_RES_YES, CMP_RES_NO },
{ 0, 9, CMP_RES_NO, CMP_RES_NO },
{ 3, 9, CMP_RES_NO, CMP_RES_NO },
{ 0, 6, CMP_RES_NO, CMP_RES_NO },
{ 1, 6, CMP_RES_NO, CMP_RES_NO },
{ 0, 8, CMP_RES_NO, CMP_RES_NO },
{ 1, 8, CMP_RES_NO, CMP_RES_NO },
{ 11, 6, CMP_RES_NO, CMP_RES_NO },
{ 11, 7, CMP_RES_NO, CMP_RES_NO },
{ 11, 8, CMP_RES_NO, CMP_RES_NO },
{ 9, 6, CMP_RES_NO, CMP_RES_YES },
{ 9, 7, CMP_RES_NO, CMP_RES_YES },
{ 9, 8, CMP_RES_NO, CMP_RES_NO },
};
/* make an aspath from a data stream */
static struct aspath *
make_aspath (const u_char *data, size_t len, int use32bit)
{
struct stream *s = NULL;
struct aspath *as;
if (len)
{
s = stream_new (len);
stream_put (s, data, len);
}
as = aspath_parse (s, len, use32bit);
if (s)
stream_free (s);
return as;
}
static void
printbytes (const u_char *bytes, int len)
{
int i = 0;
while (i < len)
{
if (i % 2)
printf ("%02hhx%s", bytes[i], " ");
else
printf ("0x%02hhx", bytes[i]);
i++;
}
printf ("\n");
}
/* validate the given aspath */
static int
validate (struct aspath *as, const struct test_spec *sp)
{
size_t bytes, bytes4;
int fails = 0;
const u_char *out;
static struct stream *s;
struct aspath *asinout, *asconfeddel, *asstr, *as4;
if (as == NULL && sp->shouldbe == NULL)
{
printf ("Correctly failed to parse\n");
return fails;
}
out = aspath_snmp_pathseg (as, &bytes);
asinout = make_aspath (out, bytes, 0);
/* Excercise AS4 parsing a bit, with a dogfood test */
if (!s)
s = stream_new (4096);
bytes4 = aspath_put (s, as, 1);
as4 = make_aspath (STREAM_DATA(s), bytes4, 1);
asstr = aspath_str2aspath (sp->shouldbe);
asconfeddel = aspath_delete_confed_seq (aspath_dup (asinout));
printf ("got: %s\n", aspath_print(as));
/* the parsed path should match the specified 'shouldbe' string.
* We should pass the "eat our own dog food" test, be able to output
* this path and then input it again. Ie the path resulting from:
*
* aspath_parse(aspath_put(as))
*
* should:
*
* - also match the specified 'shouldbe' value
* - hash to same value as original path
* - have same hops and confed counts as original, and as the
* the specified counts
*
* aspath_str2aspath() and shouldbe should match
*
* We do the same for:
*
* aspath_parse(aspath_put(as,USE32BIT))
*
* Confederation related tests:
* - aspath_delete_confed_seq(aspath) should match shouldbe_confed
* - aspath_delete_confed_seq should be idempotent.
*/
if (strcmp(aspath_print (as), sp->shouldbe)
/* hash validation */
|| (aspath_key_make (as) != aspath_key_make (asinout))
/* by string */
|| strcmp(aspath_print (asinout), sp->shouldbe)
/* By 4-byte parsing */
|| strcmp(aspath_print (as4), sp->shouldbe)
/* by various path counts */
|| (aspath_count_hops (as) != sp->hops)
|| (aspath_count_confeds (as) != sp->confeds)
|| (aspath_count_hops (asinout) != sp->hops)
|| (aspath_count_confeds (asinout) != sp->confeds))
{
failed++;
fails++;
printf ("shouldbe:\n%s\n", sp->shouldbe);
printf ("as4:\n%s\n", aspath_print (as4));
printf ("hash keys: in: %d out->in: %d\n",
aspath_key_make (as), aspath_key_make (asinout));
printf ("hops: %d, counted %d %d\n", sp->hops,
aspath_count_hops (as),
aspath_count_hops (asinout) );
printf ("confeds: %d, counted %d %d\n", sp->confeds,
aspath_count_confeds (as),
aspath_count_confeds (asinout));
printf ("out->in:\n%s\nbytes: ", aspath_print(asinout));
printbytes (out, bytes);
}
/* basic confed related tests */
if ((aspath_print (asconfeddel) == NULL
&& sp->shouldbe_delete_confed != NULL)
|| (aspath_print (asconfeddel) != NULL
&& sp->shouldbe_delete_confed == NULL)
|| strcmp(aspath_print (asconfeddel), sp->shouldbe_delete_confed)
/* delete_confed_seq should be idempotent */
|| (aspath_key_make (asconfeddel)
!= aspath_key_make (aspath_delete_confed_seq (asconfeddel))))
{
failed++;
fails++;
printf ("confed_del: %s\n", aspath_print (asconfeddel));
printf ("should be: %s\n", sp->shouldbe_delete_confed);
}
/* aspath_str2aspath test */
if ((aspath_print (asstr) == NULL && sp->shouldbe != NULL)
|| (aspath_print (asstr) != NULL && sp->shouldbe == NULL)
|| strcmp(aspath_print (asstr), sp->shouldbe))
{
failed++;
fails++;
printf ("asstr: %s\n", aspath_print (asstr));
}
/* loop, private and first as checks */
if ((sp->does_loop && aspath_loop_check (as, sp->does_loop) == 0)
|| (sp->doesnt_loop && aspath_loop_check (as, sp->doesnt_loop) != 0)
|| (aspath_private_as_check (as) != sp->private_as)
|| (aspath_firstas_check (as,sp->first)
&& sp->first == 0))
{
failed++;
fails++;
printf ("firstas: %d, got %d\n", sp->first,
aspath_firstas_check (as,sp->first));
printf ("loop does: %d %d, doesnt: %d %d\n",
sp->does_loop, aspath_loop_check (as, sp->does_loop),
sp->doesnt_loop, aspath_loop_check (as, sp->doesnt_loop));
printf ("private check: %d %d\n", sp->private_as,
aspath_private_as_check (as));
}