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authorAndrej Kozemcak <andrej.kozemcak@pantheon.sk>2016-03-31 13:51:42 +0200
committerAndrej Kozemcak <akozemca@cisco.com>2016-04-15 09:07:08 +0200
commitb92feb6bd3f58c44be32eadfd683a1b2caac5607 (patch)
tree4ee6d3c391b2bec3cbd7a95d51bcec06d3ac0587 /vnet
parent95db5635710ac3239d8bf400e74ef1a4ceca5bc9 (diff)
Add LISP API
SET API: lisp_add_del_locator_set lisp_add_del_locator lisp_add_del_local_eid lisp_gpe_add_del_fwd_entry lisp_add_del_map_resolver lisp_gpe_add_del_iface SHOW API: lisp_locator_set_dump lisp_local_eid_table_dump lisp_gpe_tunnel_dump lisp_map_resolver_dump Change-Id: Ie7f521e7e64ad2736b8417852b38454bfdef3728 Signed-off-by: Andrej Kozemcak <akozemca@cisco.com>
Diffstat (limited to 'vnet')
-rw-r--r--vnet/vnet/api_errno.h3
-rw-r--r--vnet/vnet/lisp-cp/control.c246
-rw-r--r--vnet/vnet/lisp-cp/control.h7
-rw-r--r--vnet/vnet/lisp-cp/lisp_types.h2
4 files changed, 240 insertions, 18 deletions
diff --git a/vnet/vnet/api_errno.h b/vnet/vnet/api_errno.h
index e59efd70c4e..77c14a4a4fa 100644
--- a/vnet/vnet/api_errno.h
+++ b/vnet/vnet/api_errno.h
@@ -70,7 +70,8 @@ _(INVALID_DECAP_NEXT, -76, "Invalid decap-next") \
_(RESPONSE_NOT_READY, -77, "Response not ready") \
_(NOT_CONNECTED, -78, "Not connected to the data plane") \
_(IF_ALREADY_EXISTS, -79, "Interface already exists") \
-_(BOND_SLAVE_NOT_ALLOWED, -80, "Operation not allowed on slave of BondEthernet")
+_(BOND_SLAVE_NOT_ALLOWED, -80, "Operation not allowed on slave of BondEthernet") \
+_(VALUE_EXIST, -81, "Value already exists")
typedef enum {
#define _(a,b,c) VNET_API_ERROR_##a = (b),
diff --git a/vnet/vnet/lisp-cp/control.c b/vnet/vnet/lisp-cp/control.c
index c1873972517..f60405e7519 100644
--- a/vnet/vnet/lisp-cp/control.c
+++ b/vnet/vnet/lisp-cp/control.c
@@ -35,7 +35,7 @@ vnet_lisp_add_del_mapping (vnet_lisp_add_del_mapping_args_t * a,
if (mi != GID_LOOKUP_MISS) {
clib_warning("eid %U found in the eid-table", format_ip_address,
&a->deid);
- return -1;
+ return VNET_API_ERROR_VALUE_EXIST;
}
pool_get(lcm->mapping_pool, m);
@@ -52,7 +52,7 @@ vnet_lisp_add_del_mapping (vnet_lisp_add_del_mapping_args_t * a,
{
clib_warning("Locator set with index %d doesn't exist",
a->locator_set_index);
- return -1;
+ return VNET_API_ERROR_INVALID_VALUE;
}
/* add eid to list of eids supported by locator-set */
@@ -72,10 +72,10 @@ vnet_lisp_add_del_mapping (vnet_lisp_add_del_mapping_args_t * a,
}
else
{
- if (mi != ~0) {
+ if (mi == GID_LOOKUP_MISS) {
clib_warning("eid %U not found in the eid-table", format_ip_address,
&a->deid);
- return -1;
+ return VNET_API_ERROR_INVALID_VALUE;
}
/* clear locator-set to eids binding */
@@ -236,19 +236,6 @@ clean_locator_to_locator_set (lisp_cp_main_t * lcm, u32 lsi)
/* delete locator if it's part of no locator-set */
if (vec_len (ls_indexes[0]) == 0)
pool_put_index(lcm->locator_pool, loc_indexp[0]);
-
- /* remove from local locator-set vector */
- if (ls->local)
- {
- u32 k, *llocp;
- for (k = 0; k < vec_len(lcm->local_locator_set_indexes); k++)
- {
- llocp = vec_elt_at_index(lcm->local_locator_set_indexes, k);
- if (llocp[0] == lsi)
- break;
- }
- vec_del1(lcm->local_locator_set_indexes, k);
- }
}
}
int
@@ -260,6 +247,7 @@ vnet_lisp_add_del_locator_set (vnet_lisp_add_del_locator_set_args_t * a,
locator_t * loc, * itloc;
uword _p = (u32)~0, * p = &_p;
u32 loc_index, ls_index, ** ls_indexes;
+ u32 **eid_indexes;
if (a->is_add)
{
@@ -358,6 +346,151 @@ vnet_lisp_add_del_locator_set (vnet_lisp_add_del_locator_set_args_t * a,
// return -1;
// }
+ if (vec_len(lcm->locator_set_to_eids) != 0)
+ {
+ eid_indexes = vec_elt_at_index(lcm->locator_set_to_eids, p[0]);
+ if (vec_len(eid_indexes[0]) != 0)
+ {
+ clib_warning ("Can't delete a locator that supports a mapping!");
+ return -1;
+ }
+ }
+
+ /* clean locator to locator-sets data */
+ clean_locator_to_locator_set (lcm, p[0]);
+
+ if (ls->local)
+ {
+ u32 it, lsi;
+
+ vec_foreach_index(it, lcm->local_locator_set_indexes)
+ {
+ lsi = vec_elt(lcm->local_locator_set_indexes, it);
+ if (lsi == p[0])
+ {
+ vec_del1(lcm->local_locator_set_indexes, it);
+ break;
+ }
+ }
+ hash_unset_mem(lcm->locator_set_index_by_name, ls->name);
+ vec_free(ls->name);
+ }
+ pool_put(lcm->locator_set_pool, ls);
+ }
+ return 0;
+}
+
+static inline
+uword *vnet_lisp_get_locator(vnet_lisp_add_del_locator_set_args_t * a,
+ uword *p)
+{
+ lisp_cp_main_t * lcm = vnet_lisp_cp_get_main();
+
+ ASSERT(a != NULL);
+ ASSERT(p != NULL);
+
+ /* find locator-set */
+ if (a->local)
+ {
+ p = hash_get_mem(lcm->locator_set_index_by_name, a->name);
+ }
+ else
+ {
+ *p = a->index;
+ }
+
+ return p;
+}
+
+int
+vnet_lisp_add_del_locator_set_name (vnet_lisp_add_del_locator_set_args_t * a,
+ u32 * ls_result)
+{
+ lisp_cp_main_t * lcm = vnet_lisp_cp_get_main();
+ locator_set_t * ls;
+ uword _p = (u32)~0, * p = &_p;
+ u32 ls_index = ~0;
+ u32 **eid_indexes = NULL;
+
+ ASSERT(a != NULL);
+ ASSERT(ls_result != NULL);
+
+ p = vnet_lisp_get_locator(a, p);
+
+ if (a->is_add)
+ {
+ /* overwrite */
+ if (p && p[0] != (u32)~0)
+ {
+ ls = pool_elt_at_index(lcm->locator_set_pool, p[0]);
+ if (!ls)
+ {
+ clib_warning("locator-set %d to be overwritten doesn't exist!",
+ p[0]);
+ return VNET_API_ERROR_UNSPECIFIED;
+ }
+
+ /* clean locator to locator-set vectors and remove locators if
+ * they're not part of another locator-set */
+ clean_locator_to_locator_set (lcm, p[0]);
+
+ /* remove locator indices from locator set */
+ vec_free(ls->locator_indices);
+
+ ls_index = p[0];
+
+ if (ls_result)
+ ls_result[0] = p[0];
+ }
+ /* new locator-set */
+ else
+ {
+ pool_get(lcm->locator_set_pool, ls);
+ ls_index = ls - lcm->locator_set_pool;
+
+ if (a->local)
+ {
+ ls->name = vec_dup(a->name);
+
+ if (!lcm->locator_set_index_by_name)
+ lcm->locator_set_index_by_name = hash_create_vec(
+ /* size */0, sizeof(ls->name[0]), sizeof(uword));
+ hash_set_mem(lcm->locator_set_index_by_name, ls->name, ls_index);
+
+ /* mark as local locator-set */
+ vec_add1(lcm->local_locator_set_indexes, ls_index);
+ }
+ ls->local = a->local;
+ ls->locator_indices = NULL;
+ if (ls_result)
+ ls_result[0] = ls_index;
+ }
+ }
+ else
+ {
+ if (!p)
+ {
+ clib_warning("locator-set %v doesn't exists", a->name);
+ return VNET_API_ERROR_INVALID_ARGUMENT;
+ }
+
+ ls = pool_elt_at_index(lcm->locator_set_pool, p[0]);
+ if (!ls)
+ {
+ clib_warning("locator-set with index %d doesn't exists", p[0]);
+ return VNET_API_ERROR_INVALID_ARGUMENT;
+ }
+
+ if (vec_len(lcm->locator_set_to_eids) != 0)
+ {
+ eid_indexes = vec_elt_at_index(lcm->locator_set_to_eids, p[0]);
+ if (vec_len(eid_indexes[0]) != 0)
+ {
+ clib_warning ("Can't delete a locator that supports a mapping!");
+ return -1;
+ }
+ }
+
/* clean locator to locator-sets data */
clean_locator_to_locator_set (lcm, p[0]);
@@ -382,6 +515,85 @@ vnet_lisp_add_del_locator_set (vnet_lisp_add_del_locator_set_args_t * a,
return 0;
}
+int
+vnet_lisp_add_del_locator (vnet_lisp_add_del_locator_set_args_t *a,
+ u32 *ls_result)
+{
+ lisp_cp_main_t * lcm = vnet_lisp_cp_get_main();
+ locator_set_t *ls = NULL;
+ locator_t *loc = NULL, *itloc = NULL;
+ uword _p = (u32)~0, * p = &_p;
+ u32 loc_index = ~0, ls_index = ~0, *locit = NULL, **ls_indexes = NULL;
+ u32 i = ~0;
+
+ ASSERT(a != NULL);
+ ASSERT(ls_result != NULL);
+
+ p = vnet_lisp_get_locator(a, p);
+ if (!p) {
+ clib_warning("locator-set %v doesn't exists", a->name);
+ return VNET_API_ERROR_INVALID_ARGUMENT;
+ }
+
+ ls_index = p[0];
+
+ if (a->is_add)
+ {
+ ls = pool_elt_at_index(lcm->locator_set_pool, p[0]);
+ if (!ls)
+ {
+ clib_warning("locator-set %d to be overwritten doesn't exist!",
+ p[0]);
+ return VNET_API_ERROR_INVALID_ARGUMENT;
+ }
+
+ if (ls_result)
+ ls_result[0] = p[0];
+
+ /* allocate locators */
+ itloc = a->locators;
+ pool_get(lcm->locator_pool, loc);
+ loc[0] = itloc[0];
+ loc_index = loc - lcm->locator_pool;
+
+ vec_add1(ls->locator_indices, loc_index);
+
+ vec_validate (lcm->locator_to_locator_sets, loc_index);
+ ls_indexes = vec_elt_at_index(lcm->locator_to_locator_sets,
+ loc_index);
+ vec_add1(ls_indexes[0], ls_index);
+ }
+ else
+ {
+ ls = pool_elt_at_index(lcm->locator_set_pool, p[0]);
+ if (!ls)
+ {
+ clib_warning("locator-set with index %d doesn't exists", p[0]);
+ return VNET_API_ERROR_INVALID_ARGUMENT;
+ }
+
+ if (ls->local)
+ {
+ itloc = a->locators;
+ i = 0;
+ vec_foreach (locit, ls->locator_indices)
+ {
+ loc = pool_elt_at_index(lcm->locator_pool, locit[0]);
+ if (loc->local && loc->sw_if_index == itloc->sw_if_index)
+ {
+ ls_indexes = vec_elt_at_index(lcm->locator_to_locator_sets,
+ locit[0]);
+ pool_put_index(lcm->locator_pool, locit[0]);
+ vec_del1(ls->locator_indices, i);
+ vec_del1(ls_indexes[0], ls_index);
+ }
+ i++;
+ }
+ }
+ }
+ return 0;
+}
+
static clib_error_t *
lisp_add_del_locator_set_command_fn (vlib_main_t * vm, unformat_input_t * input,
vlib_cli_command_t * cmd)
diff --git a/vnet/vnet/lisp-cp/control.h b/vnet/vnet/lisp-cp/control.h
index 713dce6a5b8..53d90fca8e5 100644
--- a/vnet/vnet/lisp-cp/control.h
+++ b/vnet/vnet/lisp-cp/control.h
@@ -123,6 +123,13 @@ int
vnet_lisp_add_del_locator_set (vnet_lisp_add_del_locator_set_args_t * a,
u32 * ls_index);
+int
+vnet_lisp_add_del_locator_set_name (vnet_lisp_add_del_locator_set_args_t * a,
+ u32 * ls_index);
+int
+vnet_lisp_add_del_locator (vnet_lisp_add_del_locator_set_args_t * a,
+ u32 * ls_index);
+
typedef struct
{
u8 is_add;
diff --git a/vnet/vnet/lisp-cp/lisp_types.h b/vnet/vnet/lisp-cp/lisp_types.h
index 63adaa0e9a3..0e8b38ec71e 100644
--- a/vnet/vnet/lisp-cp/lisp_types.h
+++ b/vnet/vnet/lisp-cp/lisp_types.h
@@ -35,6 +35,8 @@ typedef struct
ip_address_type_t version;
} ip_address_t;
+int ip_address_cmp (ip_address_t * ip1, ip_address_t * ip2);
+
typedef struct
{
ip_address_t addr;