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-rw-r--r--src/vnet/srv6/sr.h23
-rw-r--r--src/vnet/srv6/sr_localsid.c39
-rw-r--r--src/vnet/srv6/sr_policy_rewrite.c6
-rw-r--r--src/vnet/srv6/sr_types.api5
4 files changed, 44 insertions, 29 deletions
diff --git a/src/vnet/srv6/sr.h b/src/vnet/srv6/sr.h
index ba114f2de6c..40edbbaf437 100644
--- a/src/vnet/srv6/sr.h
+++ b/src/vnet/srv6/sr.h
@@ -43,10 +43,22 @@
#define SR_BEHAVIOR_DX4 7
#define SR_BEHAVIOR_DT6 8
#define SR_BEHAVIOR_DT4 9
-#define SR_BEHAVIOR_END_UN_PERF 10
-#define SR_BEHAVIOR_END_UN 11
-#define SR_BEHAVIOR_UA 12
-#define SR_BEHAVIOR_LAST 13 /* Must always be the last one */
+/**
+ * SR_BEHAVIOR_LAST
+ * Not used anymore. Kept not to break the API.
+ * We use SR_BEHAVIOR_CURRENT_LAST going forward
+ * */
+#define SR_BEHAVIOR_LAST 10
+#define SR_BEHAVIOR_END_UN_PERF 11
+#define SR_BEHAVIOR_END_UN 12
+#define SR_BEHAVIOR_UA 13
+
+/**
+ * SR_BEHAVIOR_CURRENT_LAST
+ * MUST be updated everytime we add new behaviors.
+ * MUST be set to value of last added behavior + 1.
+ * */
+#define SR_BEHAVIOR_CURRENT_LAST 14
#define SR_STEER_L2 2
#define SR_STEER_IPV4 4
@@ -165,7 +177,8 @@ typedef int (sr_plugin_callback_t) (ip6_sr_localsid_t * localsid);
*/
typedef struct
{
- u16 sr_localsid_function_number; /**< SR LocalSID plugin function (>SR_BEHAVIOR_LAST) */
+ u16 sr_localsid_function_number; /**< SR LocalSID plugin function
+ (>SR_BEHAVIOR_CURRENT_LAST) */
u8 *function_name; /**< Function name. (key). */
diff --git a/src/vnet/srv6/sr_localsid.c b/src/vnet/srv6/sr_localsid.c
index 578ee7d7239..2172fa10ef1 100644
--- a/src/vnet/srv6/sr_localsid.c
+++ b/src/vnet/srv6/sr_localsid.c
@@ -100,10 +100,10 @@ sr_cli_localsid (char is_del, ip6_address_t * localsid_addr,
{
/* Retrieve localsid */
ls = pool_elt_at_index (sm->localsids, p[0]);
- if (ls->behavior >= SR_BEHAVIOR_LAST)
+ if (ls->behavior >= SR_BEHAVIOR_CURRENT_LAST)
{
- plugin = pool_elt_at_index (sm->plugin_functions,
- ls->behavior - SR_BEHAVIOR_LAST);
+ plugin = pool_elt_at_index (
+ sm->plugin_functions, ls->behavior - SR_BEHAVIOR_CURRENT_LAST);
pref_length = plugin->prefix_length;
}
@@ -130,7 +130,7 @@ sr_cli_localsid (char is_del, ip6_address_t * localsid_addr,
|| ls->behavior == SR_BEHAVIOR_DX4)
adj_unlock (ls->nh_adj);
- if (ls->behavior >= SR_BEHAVIOR_LAST)
+ if (ls->behavior >= SR_BEHAVIOR_CURRENT_LAST)
{
/* Callback plugin removal function */
rv = plugin->removal (ls);
@@ -149,13 +149,13 @@ sr_cli_localsid (char is_del, ip6_address_t * localsid_addr,
if (is_del)
return -2;
- if (behavior >= SR_BEHAVIOR_LAST)
- {
- sr_localsid_fn_registration_t *plugin = 0;
- plugin =
- pool_elt_at_index (sm->plugin_functions, behavior - SR_BEHAVIOR_LAST);
- pref_length = plugin->prefix_length;
- }
+ if (behavior >= SR_BEHAVIOR_CURRENT_LAST)
+ {
+ sr_localsid_fn_registration_t *plugin = 0;
+ plugin = pool_elt_at_index (sm->plugin_functions,
+ behavior - SR_BEHAVIOR_CURRENT_LAST);
+ pref_length = plugin->prefix_length;
+ }
if (localsid_prefix_len != 0)
{
@@ -294,14 +294,14 @@ sr_cli_localsid (char is_del, ip6_address_t * localsid_addr,
ls->behavior == SR_BEHAVIOR_UA)
dpo_set (&dpo, sr_localsid_un_perf_dpo_type, DPO_PROTO_IP6,
ls - sm->localsids);
- else if (ls->behavior > SR_BEHAVIOR_D_FIRST
- && ls->behavior < SR_BEHAVIOR_LAST)
+ else if (ls->behavior > SR_BEHAVIOR_D_FIRST &&
+ ls->behavior < SR_BEHAVIOR_CURRENT_LAST)
dpo_set (&dpo, sr_localsid_d_dpo_type, DPO_PROTO_IP6, ls - sm->localsids);
- else if (ls->behavior >= SR_BEHAVIOR_LAST)
+ else if (ls->behavior >= SR_BEHAVIOR_CURRENT_LAST)
{
sr_localsid_fn_registration_t *plugin = 0;
plugin = pool_elt_at_index (sm->plugin_functions,
- ls->behavior - SR_BEHAVIOR_LAST);
+ ls->behavior - SR_BEHAVIOR_CURRENT_LAST);
/* Copy the unformat memory result */
ls->plugin_mem = ls_plugin_mem;
/* Callback plugin creation function */
@@ -672,11 +672,10 @@ show_sr_localsid_command_fn (vlib_main_t * vm, unformat_input_t * input,
FIB_PROTOCOL_IP4));
break;
default:
- if (ls->behavior >= SR_BEHAVIOR_LAST)
+ if (ls->behavior >= SR_BEHAVIOR_CURRENT_LAST)
{
- sr_localsid_fn_registration_t *plugin =
- pool_elt_at_index (sm->plugin_functions,
- ls->behavior - SR_BEHAVIOR_LAST);
+ sr_localsid_fn_registration_t *plugin = pool_elt_at_index (
+ sm->plugin_functions, ls->behavior - SR_BEHAVIOR_CURRENT_LAST);
vlib_cli_output (vm, "\tAddress: \t%U/%u\n"
"\tBehavior: \t%s (%s)\n\t%U",
@@ -2404,7 +2403,7 @@ sr_localsid_register_function (vlib_main_t * vm, u8 * fn_name,
clib_memset (plugin, 0, sizeof (*plugin));
plugin->sr_localsid_function_number = (plugin - sm->plugin_functions);
- plugin->sr_localsid_function_number += SR_BEHAVIOR_LAST;
+ plugin->sr_localsid_function_number += SR_BEHAVIOR_CURRENT_LAST;
plugin->prefix_length = prefix_length;
plugin->ls_format = ls_format;
plugin->ls_unformat = ls_unformat;
diff --git a/src/vnet/srv6/sr_policy_rewrite.c b/src/vnet/srv6/sr_policy_rewrite.c
index 0aa88cc273e..a9114628f95 100644
--- a/src/vnet/srv6/sr_policy_rewrite.c
+++ b/src/vnet/srv6/sr_policy_rewrite.c
@@ -418,7 +418,7 @@ create_sl (ip6_sr_policy_t *sr_policy, ip6_address_t *sl,
{
plugin =
pool_elt_at_index (sm->policy_plugin_functions,
- sr_policy->plugin - SR_BEHAVIOR_LAST);
+ sr_policy->plugin - SR_BEHAVIOR_CURRENT_LAST);
segment_list->plugin = sr_policy->plugin;
segment_list->plugin_mem = sr_policy->plugin_mem;
@@ -828,7 +828,7 @@ sr_policy_del (ip6_address_t * bsid, u32 index)
plugin =
pool_elt_at_index (sm->policy_plugin_functions,
- sr_policy->plugin - SR_BEHAVIOR_LAST);
+ sr_policy->plugin - SR_BEHAVIOR_CURRENT_LAST);
plugin->removal (sr_policy);
sr_policy->plugin = 0;
@@ -3499,7 +3499,7 @@ sr_policy_register_function (vlib_main_t * vm, u8 * fn_name,
clib_memset (plugin, 0, sizeof (*plugin));
plugin->sr_policy_function_number = (plugin - sm->policy_plugin_functions);
- plugin->sr_policy_function_number += SR_BEHAVIOR_LAST;
+ plugin->sr_policy_function_number += SR_BEHAVIOR_CURRENT_LAST;
plugin->prefix_length = prefix_length;
plugin->ls_format = ls_format;
plugin->ls_unformat = ls_unformat;
diff --git a/src/vnet/srv6/sr_types.api b/src/vnet/srv6/sr_types.api
index 967eab0bd5a..7bc22c1a0f4 100644
--- a/src/vnet/srv6/sr_types.api
+++ b/src/vnet/srv6/sr_types.api
@@ -35,7 +35,10 @@ enum sr_behavior : u8
SR_BEHAVIOR_API_DX4 = 7,
SR_BEHAVIOR_API_DT6 = 8,
SR_BEHAVIOR_API_DT4 = 9,
- SR_BEHAVIOR_API_LAST = 10, /* Must always be the last one */
+ SR_BEHAVIOR_API_LAST = 10, /* Not used. Kept not to break the API */
+ SR_BEHAVIOR_API_END_UN_PERF = 11 [backwards_compatible],
+ SR_BEHAVIOR_API_END_UN = 12 [backwards_compatible],
+ SR_BEHAVIOR_API_UA = 13 [backwards_compatible],
};
enum sr_steer : u8