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authorNeale Ranns <nranns@cisco.com>2018-11-07 09:25:54 -0800
committerDamjan Marion <dmarion@me.com>2018-11-15 17:22:55 +0000
commit13a08cc0984496d50722ffb75e2f48c5d84fb9a7 (patch)
treeee1088dbe24d45ee725134ca5589acaf70ffc6d0 /src/plugins/gbp/gbp_contract.h
parent96e2d4407b1538d8df4e277ba33b85876589e198 (diff)
GBP: redirect contracts
Change-Id: I463b153de93cfec29a9c15e8e84e41f6003d4c5f Signed-off-by: Neale Ranns <nranns@cisco.com>
Diffstat (limited to 'src/plugins/gbp/gbp_contract.h')
-rw-r--r--src/plugins/gbp/gbp_contract.h120
1 files changed, 96 insertions, 24 deletions
diff --git a/src/plugins/gbp/gbp_contract.h b/src/plugins/gbp/gbp_contract.h
index 121192c9c96..c1073510413 100644
--- a/src/plugins/gbp/gbp_contract.h
+++ b/src/plugins/gbp/gbp_contract.h
@@ -37,24 +37,69 @@ typedef struct gbp_contract_key_t_
};
} gbp_contract_key_t;
-/**
- * The value for an Contract
- */
-typedef struct gbp_contract_value_t_
+typedef struct gbp_next_hop_t_
{
- union
- {
- struct
- {
- /**
- * lookup context and acl index
- */
- u32 gc_lc_index;
- u32 gc_acl_index;
- };
- u64 as_u64;
- };
-} gbp_contract_value_t;
+ fib_node_t gnh_node;
+ ip46_address_t gnh_ip;
+ mac_address_t gnh_mac;
+ index_t gnh_gu;
+ index_t gnh_bd;
+ index_t gnh_rd;
+ u32 gnh_ge;
+ u32 gnh_sibling;
+ index_t gnh_ai[FIB_PROTOCOL_IP_MAX];
+} gbp_next_hop_t;
+
+#define foreach_gbp_hash_mode \
+ _(SRC_IP, "src-ip") \
+ _(DST_IP, "dst-ip")
+
+typedef enum gbp_hash_mode_t_
+{
+#define _(v,s) GBP_HASH_MODE_##v,
+ foreach_gbp_hash_mode
+#undef _
+} gbp_hash_mode_t;
+
+#define foreach_gbp_rule_action \
+ _(PERMIT, "permit") \
+ _(DENY, "deny") \
+ _(REDIRECT, "redirect")
+
+typedef enum gbp_rule_action_t_
+{
+#define _(v,s) GBP_RULE_##v,
+ foreach_gbp_rule_action
+#undef _
+} gbp_rule_action_t;
+
+#define foreach_gbp_policy_node \
+ _(L2, "L2") \
+ _(IP4, "ip4") \
+ _(IP6, "ip6")
+
+typedef enum gbp_policy_node_t_
+{
+#define _(v,s) GBP_POLICY_NODE_##v,
+ foreach_gbp_policy_node
+#undef _
+} gbp_policy_node_t;
+#define GBP_POLICY_N_NODES (GBP_POLICY_NODE_IP6+1)
+
+#define FOR_EACH_GBP_POLICY_NODE(pnode) \
+ for (pnode = GBP_POLICY_NODE_L2; pnode < GBP_POLICY_N_NODES; pnode++)
+
+typedef struct gbp_rule_t_
+{
+ gbp_rule_action_t gu_action;
+ gbp_hash_mode_t gu_hash_mode;
+ index_t *gu_nhs;
+
+ /**
+ * DPO of the load-balance object used to redirect
+ */
+ dpo_id_t gu_dpo[GBP_POLICY_N_NODES][FIB_PROTOCOL_IP_MAX];
+} gbp_rule_t;
/**
* A Group Based Policy Contract.
@@ -67,10 +112,13 @@ typedef struct gbp_contract_t_
*/
gbp_contract_key_t gc_key;
+ u32 gc_acl_index;
+ u32 gc_lc_index;
+
/**
* The ACL to apply for packets from the source to the destination EPG
*/
- gbp_contract_value_t gc_value;
+ index_t *gc_rules;
} gbp_contract_t;
/**
@@ -84,21 +132,29 @@ typedef struct gbp_contract_db_t_
uword *gc_hash;
} gbp_contract_db_t;
-extern void gbp_contract_update (epg_id_t src_epg,
- epg_id_t dst_epg, u32 acl_index);
-extern void gbp_contract_delete (epg_id_t src_epg, epg_id_t dst_epg);
+extern int gbp_contract_update (epg_id_t src_epg,
+ epg_id_t dst_epg,
+ u32 acl_index, index_t * rules);
+extern int gbp_contract_delete (epg_id_t src_epg, epg_id_t dst_epg);
+
+extern index_t gbp_rule_alloc (gbp_rule_action_t action,
+ gbp_hash_mode_t hash_mode, index_t * nhs);
+extern index_t gbp_next_hop_alloc (const ip46_address_t * ip,
+ index_t grd,
+ const mac_address_t * mac, index_t gbd);
typedef int (*gbp_contract_cb_t) (gbp_contract_t * gbpe, void *ctx);
extern void gbp_contract_walk (gbp_contract_cb_t bgpe, void *ctx);
+extern u8 *format_gbp_contract (u8 * s, va_list * args);
/**
* DP functions and databases
*/
extern gbp_contract_db_t gbp_contract_db;
-always_inline u64
-gbp_acl_lookup (gbp_contract_key_t * key)
+always_inline index_t
+gbp_contract_find (gbp_contract_key_t * key)
{
uword *p;
@@ -107,7 +163,23 @@ gbp_acl_lookup (gbp_contract_key_t * key)
if (NULL != p)
return (p[0]);
- return (~0);
+ return (INDEX_INVALID);
+}
+
+extern gbp_contract_t *gbp_contract_pool;
+
+always_inline gbp_contract_t *
+gbp_contract_get (index_t gci)
+{
+ return (pool_elt_at_index (gbp_contract_pool, gci));
+}
+
+extern gbp_rule_t *gbp_rule_pool;
+
+always_inline gbp_rule_t *
+gbp_rule_get (index_t gui)
+{
+ return (pool_elt_at_index (gbp_rule_pool, gui));
}
#endif