diff options
author | 2016-11-01 10:05:08 +0000 | |
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committer | 2016-11-01 19:26:24 +0000 | |
commit | 8fe8cc21d1e389d8e971a303e53c9e703aaaa0e0 (patch) | |
tree | dd42f4a0e7242ba9b2804dc2dd5619d2b837c13f /vnet | |
parent | 3b906b0d9b93a892831ce4d54d1d7ec3956ce2b4 (diff) |
MPLS Exp-null Tests
Add some 'make test' unit tests for MPLS explicit NULL label handling.
Fix the stacking of the MPLS load-balance result form the lookup onto the IPx lookup object.
Change-Id: I890d1221b8e3dea99bcc714ed9d0154a5f602c52
Signed-off-by: Neale Ranns <nranns@cisco.com>
Diffstat (limited to 'vnet')
-rw-r--r-- | vnet/vnet/dpo/dpo.c | 47 | ||||
-rw-r--r-- | vnet/vnet/dpo/lookup_dpo.c | 6 | ||||
-rw-r--r-- | vnet/vnet/dpo/mpls_label_dpo.c | 11 | ||||
-rw-r--r-- | vnet/vnet/fib/fib_entry_src.c | 17 | ||||
-rw-r--r-- | vnet/vnet/fib/fib_test.c | 4 |
5 files changed, 38 insertions, 47 deletions
diff --git a/vnet/vnet/dpo/dpo.c b/vnet/vnet/dpo/dpo.c index efee6d6b..3542b3f1 100644 --- a/vnet/vnet/dpo/dpo.c +++ b/vnet/vnet/dpo/dpo.c @@ -65,15 +65,18 @@ static const char* const * const ** dpo_nodes; /** * @brief Vector of edge indicies from parent DPO nodes to child * - * dpo_edges[child_type][child_proto][parent_type] = edge_index + * dpo_edges[child_type][child_proto][parent_type][parent_proto] = edge_index * * This array is derived at init time from the dpo_nodes above. Note that * the third dimension in dpo_nodes is lost, hence, the edge index from each * node MUST be the same. + * Including both the child and parent protocol is required to support the + * case where it changes as the grapth is traversed, most notablly when an + * MPLS label is popped. * * Note that this array is child type specific, not child instance specific. */ -static u32 ***dpo_edges; +static u32 ****dpo_edges; /** * @brief The DPO type value that can be assigend to the next dynamic @@ -269,13 +272,15 @@ dpo_get_next_node (dpo_type_t child_type, vec_validate(dpo_edges, child_type); vec_validate(dpo_edges[child_type], child_proto); - vec_validate_init_empty(dpo_edges[child_type][child_proto], - parent_dpo->dpoi_type, ~0); + vec_validate(dpo_edges[child_type][child_proto], parent_type); + vec_validate_init_empty( + dpo_edges[child_type][child_proto][parent_type], + parent_proto, ~0); /* * if the edge index has not yet been created for this node to node transistion */ - if (~0 == dpo_edges[child_type][child_proto][parent_type]) + if (~0 == dpo_edges[child_type][child_proto][parent_type][parent_proto]) { vlib_node_t *parent_node, *child_node; vlib_main_t *vm; @@ -288,45 +293,45 @@ dpo_get_next_node (dpo_type_t child_type, ASSERT(NULL != dpo_nodes[parent_type]); ASSERT(NULL != dpo_nodes[parent_type][parent_proto]); - pp = 0; + cc = 0; /* * create a graph arc from each of the parent's registered node types, * to each of the childs. */ - while (NULL != dpo_nodes[child_type][child_proto][pp]) + while (NULL != dpo_nodes[child_type][child_proto][cc]) { - parent_node = + child_node = vlib_get_node_by_name(vm, - (u8*) dpo_nodes[child_type][child_proto][pp]); + (u8*) dpo_nodes[child_type][child_proto][cc]); - cc = 0; + pp = 0; - while (NULL != dpo_nodes[parent_type][child_proto][cc]) + while (NULL != dpo_nodes[parent_type][parent_proto][pp]) { - child_node = + parent_node = vlib_get_node_by_name(vm, - (u8*) dpo_nodes[parent_type][parent_proto][cc]); + (u8*) dpo_nodes[parent_type][parent_proto][pp]); edge = vlib_node_add_next(vm, - parent_node->index, - child_node->index); + child_node->index, + parent_node->index); - if (~0 == dpo_edges[child_type][child_proto][parent_type]) + if (~0 == dpo_edges[child_type][child_proto][parent_type][parent_proto]) { - dpo_edges[child_type][child_proto][parent_type] = edge; + dpo_edges[child_type][child_proto][parent_type][parent_proto] = edge; } else { - ASSERT(dpo_edges[child_type][child_proto][parent_type] == edge); + ASSERT(dpo_edges[child_type][child_proto][parent_type][parent_proto] == edge); } - cc++; + pp++; } - pp++; + cc++; } } - return (dpo_edges[child_type][child_proto][parent_type]); + return (dpo_edges[child_type][child_proto][parent_type][parent_proto]); } /** diff --git a/vnet/vnet/dpo/lookup_dpo.c b/vnet/vnet/dpo/lookup_dpo.c index c9e0fca7..b13000dd 100644 --- a/vnet/vnet/dpo/lookup_dpo.c +++ b/vnet/vnet/dpo/lookup_dpo.c @@ -685,10 +685,10 @@ lookup_dpo_ip6_inline (vlib_main_t * vm, if (table_from_interface) { fib_index0 = - ip4_fib_table_get_index_for_sw_if_index( + ip6_fib_table_get_index_for_sw_if_index( vnet_buffer(b0)->sw_if_index[VLIB_RX]); fib_index1 = - ip4_fib_table_get_index_for_sw_if_index( + ip6_fib_table_get_index_for_sw_if_index( vnet_buffer(b1)->sw_if_index[VLIB_RX]); } else @@ -810,7 +810,7 @@ lookup_dpo_ip6_inline (vlib_main_t * vm, if (table_from_interface) { fib_index0 = - ip4_fib_table_get_index_for_sw_if_index( + ip6_fib_table_get_index_for_sw_if_index( vnet_buffer(b0)->sw_if_index[VLIB_RX]); } else diff --git a/vnet/vnet/dpo/mpls_label_dpo.c b/vnet/vnet/dpo/mpls_label_dpo.c index 532d0447..48c03be5 100644 --- a/vnet/vnet/dpo/mpls_label_dpo.c +++ b/vnet/vnet/dpo/mpls_label_dpo.c @@ -82,11 +82,12 @@ format_mpls_label_dpo (u8 *s, va_list *args) hdr.label_exp_s_ttl = clib_net_to_host_u32(mld->mld_hdr.label_exp_s_ttl); - return (format(s, "mpls-label:[%d]:%U\n%U%U", - index, - format_mpls_header, hdr, - format_white_space, indent, - format_dpo_id, &mld->mld_dpo, indent+2)); + s = format(s, "mpls-label:[%d]:", index); + s = format(s, "%U\n", format_mpls_header, hdr); + s = format(s, "%U", format_white_space, indent); + s = format(s, "%U", format_dpo_id, &mld->mld_dpo, indent+2); + + return (s); } static void diff --git a/vnet/vnet/fib/fib_entry_src.c b/vnet/vnet/fib/fib_entry_src.c index 2cbdf187..6fb2e64c 100644 --- a/vnet/vnet/fib/fib_entry_src.c +++ b/vnet/vnet/fib/fib_entry_src.c @@ -34,21 +34,6 @@ fib_entry_get_proto (const fib_entry_t * fib_entry) return (fib_entry->fe_prefix.fp_proto); } -static dpo_proto_t -fib_entry_get_payload_proto (const fib_entry_t * fib_entry) -{ - switch (fib_entry->fe_prefix.fp_proto) - { - case FIB_PROTOCOL_IP4: - case FIB_PROTOCOL_IP6: - return fib_proto_to_dpo(fib_entry->fe_prefix.fp_proto); - case FIB_PROTOCOL_MPLS: - return fib_entry->fe_prefix.fp_payload_proto; - } - - return (fib_proto_to_dpo(fib_entry->fe_prefix.fp_proto)); -} - void fib_entry_src_register (fib_source_t source, const fib_entry_src_vft_t *vft) @@ -344,7 +329,7 @@ fib_entry_src_mk_lb (fib_entry_t *fib_entry, .fct = fct, }; - lb_proto = fib_entry_get_payload_proto(fib_entry); + lb_proto = fib_proto_to_dpo(fib_entry->fe_prefix.fp_proto); fib_path_list_walk(esrc->fes_pl, fib_entry_src_collect_forwarding, diff --git a/vnet/vnet/fib/fib_test.c b/vnet/vnet/fib/fib_test.c index 800f4e6a..2194fcbc 100644 --- a/vnet/vnet/fib/fib_test.c +++ b/vnet/vnet/fib/fib_test.c @@ -4824,7 +4824,7 @@ fib_test_validate_lb_v (const load_balance_t *lb, FIB_TEST_LB((exp->special.adj == dpo->dpoi_index), "bucket %d stacks on drop %d", bucket, - exp->adj.adj); + exp->special.adj); break; } } @@ -5489,7 +5489,7 @@ fib_test_label (void) fib_test_lb_bucket_t bucket_drop = { .type = FT_LB_SPECIAL, .special = { - .adj = 1, + .adj = DPO_PROTO_IP4, }, }; |