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[test] Validate constructed IPv6 routing table entries

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Signed-off-by: Michael Brown <mcb30@ipxe.org>
This commit is contained in:
Michael Brown
2022-09-06 12:31:32 +01:00
parent a80124456e
commit 131daf1aae
1 changed files with 52 additions and 12 deletions
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64
src/tests/ipv6_test.c
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@@ -41,12 +41,20 @@ FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL );
/** Define inline IPv6 address */ /** Define inline IPv6 address */
#define IPV6(...) { __VA_ARGS__ } #define IPV6(...) { __VA_ARGS__ }
/** An IPv6 test prefix */
struct ipv6_test_prefix {
/** Prefix length */
unsigned int len;
/** Prefix mask */
const char *mask;
};
/** An IPv6 test routing table entry */ /** An IPv6 test routing table entry */
struct ipv6_test_route { struct ipv6_test_route {
/** Local address */ /** Local address */
const char *address; const char *address;
/** Prefix length */ /** Prefix */
unsigned int prefix_len; const struct ipv6_test_prefix *prefix;
/** Router address (if any) */ /** Router address (if any) */
const char *router; const char *router;
}; };
@@ -61,6 +69,13 @@ struct ipv6_test_table {
struct list_head list; struct list_head list;
}; };
/** Define a test prefix */
#define PREFIX( name, LEN, MASK ) \
static const struct ipv6_test_prefix name = { \
.len = LEN, \
.mask = MASK, \
};
/** Define a test routing table */ /** Define a test routing table */
#define TABLE( name, ... ) \ #define TABLE( name, ... ) \
static const struct ipv6_test_route name ## _routes[] = { \ static const struct ipv6_test_route name ## _routes[] = { \
@@ -116,23 +131,26 @@ static struct net_device ipv6_test_netdev = {
.state = NETDEV_OPEN, .state = NETDEV_OPEN,
}; };
/** /64 prefix */
PREFIX ( prefix64, 64, "ffff:ffff:ffff:ffff::" );
/** Routing table with only a link-local address */ /** Routing table with only a link-local address */
TABLE ( table_link_local, TABLE ( table_link_local,
{ "fe80::69ff:fe50:5845", 64, NULL } ); { "fe80::69ff:fe50:5845", &prefix64, NULL } );
/** Routing table with a global address */ /** Routing table with a global address */
TABLE ( table_normal, TABLE ( table_normal,
{ "fe80::69ff:fe50:5845", 64, NULL }, { "fe80::69ff:fe50:5845", &prefix64, NULL },
{ "2001:db8:3::1", 64, "fe80::1" } ); { "2001:db8:3::1", &prefix64, "fe80::1" } );
/** Routing table with multiple addresses and routers */ /** Routing table with multiple addresses and routers */
TABLE ( table_multi, TABLE ( table_multi,
{ "fe80::69ff:fe50:5845", 64, NULL }, { "fe80::69ff:fe50:5845", &prefix64, NULL },
{ "2001:db8:3::1", 64, "fe80::1" }, { "2001:db8:3::1", &prefix64, "fe80::1" },
{ "2001:db8:5::1", 64, NULL }, { "2001:db8:5::1", &prefix64, NULL },
{ "2001:db8:42::1", 64, "fe80::2" }, { "2001:db8:42::1", &prefix64, "fe80::2" },
{ "fd44:9112:6442::69ff:fe50:5845", 64, "fe80::1" }, { "fd44:9112:6442::69ff:fe50:5845", &prefix64, "fe80::1" },
{ "fd70:6ba9:50ae::69ff:fe50:5845", 64, "fe80::3" } ); { "fd70:6ba9:50ae::69ff:fe50:5845", &prefix64, "fe80::3" } );
/** /**
* Report an inet6_ntoa() test result * Report an inet6_ntoa() test result
@@ -212,8 +230,10 @@ static void inet6_aton_fail_okx ( const char *text, const char *file,
static void ipv6_table_okx ( struct ipv6_test_table *table, const char *file, static void ipv6_table_okx ( struct ipv6_test_table *table, const char *file,
unsigned int line ) { unsigned int line ) {
const struct ipv6_test_route *route; const struct ipv6_test_route *route;
struct ipv6_miniroute *miniroute;
struct in6_addr address; struct in6_addr address;
struct in6_addr router; struct in6_addr router;
struct in6_addr mask;
struct list_head saved; struct list_head saved;
unsigned int i; unsigned int i;
@@ -235,13 +255,33 @@ static void ipv6_table_okx ( struct ipv6_test_table *table, const char *file,
okx ( inet6_aton ( route->router, &router ) == 0, okx ( inet6_aton ( route->router, &router ) == 0,
file, line ); file, line );
} }
okx ( inet6_aton ( route->prefix->mask, &mask ) == 0,
file, line );
/* Add routing table entry */ /* Add routing table entry */
okx ( ipv6_add_miniroute ( &ipv6_test_netdev, &address, okx ( ipv6_add_miniroute ( &ipv6_test_netdev, &address,
route->prefix_len, route->prefix->len,
( route->router ? ( route->router ?
&router : NULL ) ) == 0, &router : NULL ) ) == 0,
file, line ); file, line );
/* Check routing table entry */
miniroute = list_first_entry ( &ipv6_miniroutes,
struct ipv6_miniroute, list );
okx ( miniroute != NULL, file, line );
okx ( memcmp ( &miniroute->address, &address,
sizeof ( address ) ) == 0, file, line );
okx ( miniroute->prefix_len == route->prefix->len,
file, line );
okx ( memcmp ( &miniroute->prefix_mask, &mask,
sizeof ( mask ) ) == 0, file, line );
if ( route->router ) {
okx ( memcmp ( &miniroute->router, &router,
sizeof ( router ) ) == 0, file, line );
} else {
okx ( IN6_IS_ADDR_UNSPECIFIED ( &miniroute->router ),
file, line );
}
} }
/* Save constructed routing table */ /* Save constructed routing table */