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authorPablo Camarillo <pcamaril@cisco.com>2018-06-19 15:49:02 +0200
committerDamjan Marion <dmarion@me.com>2018-06-19 16:32:11 +0000
commit3337bd22002e9b78459082c34f7b78370b177eb0 (patch)
tree3e0c8d4c5547a57cce74be05236c2c134fe15026 /src/vnet
parent2b9838ac60395c8c79cd1010025732aa9d7e9fac (diff)
Fixed bugs in SRv6 API
Jira ticket VPP-1196 Jira ticket VPP-1081 Jira ticket VPP-1078 Jira ticket VPP-1217 Change-Id: Id7e85229cae1017acb0aa4ca63ced334e6dafb8d Signed-off-by: pcamaril <pcamaril@cisco.com> Signed-off-by: Pablo Camarillo <pcamaril@cisco.com> Signed-off-by: pcamaril <pcamaril@cisco.com> Signed-off-by: Michal Cmarada <michal.cmarada@pantheon.tech>
Diffstat (limited to 'src/vnet')
-rw-r--r--src/vnet/srv6/sr.api85
-rw-r--r--src/vnet/srv6/sr_api.c184
-rwxr-xr-xsrc/vnet/srv6/sr_localsid.c3
3 files changed, 216 insertions, 56 deletions
diff --git a/src/vnet/srv6/sr.api b/src/vnet/srv6/sr.api
index 181192817b2..27b5ac6f89e 100644
--- a/src/vnet/srv6/sr.api
+++ b/src/vnet/srv6/sr.api
@@ -14,7 +14,21 @@
* limitations under the License.
*/
-option version = "1.0.1";
+option version = "1.2.0";
+
+/** \brief SRv6 SID
+*/
+typeonly define srv6_sid
+{
+ u8 addr[16];
+};
+
+typeonly define srv6_sid_list
+{
+ u8 num_sids;
+ u32 weight;
+ vl_api_srv6_sid_t sids[16];
+};
/** \brief IPv6 SR LocalSID add/del request
@param client_index - opaque cookie to identify the sender
@@ -27,20 +41,22 @@ option version = "1.0.1";
fib_table.
@param vlan_index Only for L2 xconnect. Outgoing VLAN tag.
@param fib_table FIB table in which we should install the localsid entry
- @param nh_addr Next Hop IPv4/IPv6 address. Only for L2/L3 xconnect.
+ @param nh_addr6 Next Hop IPv6 address. Only for L2/L3 xconnect.
+ @param nh_addr4 Next Hop IPv4 address. Only for L2/L3 xconnect.
*/
autoreply define sr_localsid_add_del
{
u32 client_index;
u32 context;
u8 is_del;
- u8 localsid_addr[16];
+ vl_api_srv6_sid_t localsid;
u8 end_psp;
u8 behavior;
u32 sw_if_index;
u32 vlan_index;
u32 fib_table;
- u8 nh_addr[16];
+ u8 nh_addr6[16];
+ u8 nh_addr4[4];
};
typeonly define sr_ip6_address
@@ -56,7 +72,7 @@ typeonly define sr_ip6_address
@param is_encap is the behavior of the SR policy. (0.SRH insert // 1.Encapsulation)
@param type is the type of the SR policy. (0.Default // 1.Spray)
@param fib_table is the VRF where to install the FIB entry for the BSID
- @param segments is a vector of IPv6 address composing the segment list
+ @param sids is a srv6_sid_list object
*/
autoreply define sr_policy_add
{
@@ -67,8 +83,7 @@ autoreply define sr_policy_add
u8 is_encap;
u8 type;
u32 fib_table;
- u8 n_segments;
- vl_api_sr_ip6_address_t segments[n_segments];
+ vl_api_srv6_sid_list_t sids;
};
/** \brief IPv6 SR policy modification
@@ -78,10 +93,9 @@ autoreply define sr_policy_add
@param sr_policy_index is the index of the SR policy
@param fib_table is the VRF where to install the FIB entry for the BSID
@param operation is the operation to perform (among the top ones)
- @param segments is a vector of IPv6 address composing the segment list
@param sl_index is the index of the Segment List to modify/delete
@param weight is the weight of the sid list. optional.
- @param is_encap Mode. Encapsulation or SRH insertion.
+ @param sids is a srv6_sid_list object
*/
autoreply define sr_policy_mod
{
@@ -93,8 +107,7 @@ autoreply define sr_policy_mod
u8 operation;
u32 sl_index;
u32 weight;
- u8 n_segments;
- vl_api_sr_ip6_address_t segments[n_segments];
+ vl_api_srv6_sid_list_t sids;
};
/** \brief IPv6 SR policy deletion
@@ -107,7 +120,7 @@ autoreply define sr_policy_del
{
u32 client_index;
u32 context;
- u8 bsid_addr[16];
+ vl_api_srv6_sid_t bsid_addr;
u32 sr_policy_index;
};
@@ -163,14 +176,58 @@ define sr_localsids_dump
define sr_localsids_details
{
u32 context;
- u8 address[16];
+ vl_api_srv6_sid_t addr;
u8 end_psp;
u16 behavior;
u32 fib_table;
- u8 xconnect_next_hop[16];
+ u32 vlan_index;
+ u8 xconnect_nh_addr6[16];
+ u8 xconnect_nh_addr4[4];
u32 xconnect_iface_or_vrf_table;
};
+/** \brief Dump the list of SR policies
+ @param client_index - opaque cookie to identify the sender
+ @param context - sender context, to match reply w/ request
+*/
+define sr_policies_dump
+{
+ u32 client_index;
+ u32 context;
+};
+
+define sr_policies_details
+{
+ u32 context;
+ vl_api_srv6_sid_t bsid;
+ u8 type;
+ u8 is_encap;
+ u32 fib_table;
+ u8 num_sid_lists;
+ vl_api_srv6_sid_list_t sid_lists[num_sid_lists];
+};
+
+/** \brief Dump the steering policies
+ @param client_index - opaque cookie to identify the sender
+ @param context - sender context, to match reply w/ request
+*/
+define sr_steering_pol_dump
+{
+ u32 client_index;
+ u32 context;
+};
+
+define sr_steering_pol_details
+{
+ u32 context;
+ u8 traffic_type;
+ u32 fib_table;
+ u8 prefix_addr[16];
+ u32 mask_width;
+ u32 sw_if_index;
+ vl_api_srv6_sid_t bsid;
+};
+
/*
* fd.io coding-style-patch-verification: OFF
* Local Variables:
diff --git a/src/vnet/srv6/sr_api.c b/src/vnet/srv6/sr_api.c
index d696e06a396..17d4821ec1d 100644
--- a/src/vnet/srv6/sr_api.c
+++ b/src/vnet/srv6/sr_api.c
@@ -45,11 +45,14 @@
#define foreach_vpe_api_msg \
_(SR_LOCALSID_ADD_DEL, sr_localsid_add_del) \
+_(SR_POLICY_ADD, sr_policy_add) \
+_(SR_POLICY_MOD, sr_policy_mod) \
_(SR_POLICY_DEL, sr_policy_del) \
_(SR_STEERING_ADD_DEL, sr_steering_add_del) \
_(SR_SET_ENCAP_SOURCE, sr_set_encap_source) \
-_(SR_LOCALSIDS_DUMP, sr_localsids_dump)
-//_(SR_LOCALSID_BEHAVIORS, sr_localsid_behaviors_dump)
+_(SR_LOCALSIDS_DUMP, sr_localsids_dump) \
+_(SR_POLICIES_DUMP, sr_policies_dump) \
+_(SR_STEERING_POL_DUMP, sr_steering_pol_dump)
static void vl_api_sr_localsid_add_del_t_handler
(vl_api_sr_localsid_add_del_t * mp)
@@ -61,20 +64,29 @@ static void vl_api_sr_localsid_add_del_t_handler
* char end_psp, u8 behavior, u32 sw_if_index, u32 vlan_index, u32 fib_table,
* ip46_address_t *nh_addr, void *ls_plugin_mem)
*/
+ if (mp->behavior == SR_BEHAVIOR_X ||
+ mp->behavior == SR_BEHAVIOR_DX6 ||
+ mp->behavior == SR_BEHAVIOR_DX4 || mp->behavior == SR_BEHAVIOR_DX2)
+ VALIDATE_SW_IF_INDEX (mp);
- VALIDATE_SW_IF_INDEX (mp);
+ ip46_address_t prefix;
+
+ memset (&prefix, 0, sizeof (ip46_address_t));
+ if ((mp->nh_addr4[0] | mp->nh_addr4[1] | mp->
+ nh_addr4[2] | mp->nh_addr4[3]) != 0)
+ memcpy (&prefix.ip4, mp->nh_addr4, sizeof (prefix.ip4));
+ else
+ memcpy (&prefix.ip6, mp->nh_addr6, sizeof (prefix.ip6));
rv = sr_cli_localsid (mp->is_del,
- (ip6_address_t *) & mp->localsid_addr,
+ (ip6_address_t *) & mp->localsid,
mp->end_psp,
mp->behavior,
ntohl (mp->sw_if_index),
ntohl (mp->vlan_index),
- ntohl (mp->fib_table),
- (ip46_address_t *) & mp->nh_addr, NULL);
+ ntohl (mp->fib_table), &prefix, NULL);
BAD_SW_IF_INDEX_LABEL;
-
REPLY_MACRO (VL_API_SR_LOCALSID_ADD_DEL_REPLY);
}
@@ -83,10 +95,10 @@ vl_api_sr_policy_add_t_handler (vl_api_sr_policy_add_t * mp)
{
vl_api_sr_policy_add_reply_t *rmp;
ip6_address_t *segments = 0, *seg;
- ip6_address_t *this_address = (ip6_address_t *) mp->segments;
+ ip6_address_t *this_address = (ip6_address_t *) mp->sids.sids;
int i;
- for (i = 0; i < mp->n_segments; i++)
+ for (i = 0; i < mp->sids.num_sids; i++)
{
vec_add2 (segments, seg, 1);
clib_memcpy (seg->as_u8, this_address->as_u8, sizeof (*this_address));
@@ -100,7 +112,7 @@ vl_api_sr_policy_add_t_handler (vl_api_sr_policy_add_t * mp)
int rv = 0;
rv = sr_policy_add ((ip6_address_t *) & mp->bsid_addr,
segments,
- ntohl (mp->weight),
+ ntohl (mp->sids.weight),
mp->type, ntohl (mp->fib_table), mp->is_encap);
REPLY_MACRO (VL_API_SR_POLICY_ADD_REPLY);
@@ -112,10 +124,10 @@ vl_api_sr_policy_mod_t_handler (vl_api_sr_policy_mod_t * mp)
vl_api_sr_policy_mod_reply_t *rmp;
ip6_address_t *segments = 0, *seg;
- ip6_address_t *this_address = (ip6_address_t *) mp->segments;
+ ip6_address_t *this_address = (ip6_address_t *) mp->sids.sids;
int i;
- for (i = 0; i < mp->n_segments; i++)
+ for (i = 0; i < mp->sids.num_sids; i++)
{
vec_add2 (segments, seg, 1);
clib_memcpy (seg->as_u8, this_address->as_u8, sizeof (*this_address));
@@ -133,7 +145,8 @@ vl_api_sr_policy_mod_t_handler (vl_api_sr_policy_mod_t * mp)
ntohl (mp->sr_policy_index),
ntohl (mp->fib_table),
mp->operation,
- segments, ntohl (mp->sl_index), ntohl (mp->weight));
+ segments, ntohl (mp->sl_index),
+ ntohl (mp->sids.weight));
REPLY_MACRO (VL_API_SR_POLICY_MOD_REPLY);
}
@@ -174,8 +187,8 @@ static void vl_api_sr_steering_add_del_t_handler
* u32 table_id, ip46_address_t *prefix, u32 mask_width, u32 sw_if_index,
* u8 traffic_type)
*/
-
- VALIDATE_SW_IF_INDEX (mp);
+ if (mp->traffic_type == SR_STEER_L2)
+ VALIDATE_SW_IF_INDEX (mp);
rv = sr_steering_policy (mp->is_del,
(ip6_address_t *) & mp->bsid_addr,
@@ -186,7 +199,6 @@ static void vl_api_sr_steering_add_del_t_handler
ntohl (mp->sw_if_index), mp->traffic_type);
BAD_SW_IF_INDEX_LABEL;
-
REPLY_MACRO (VL_API_SR_STEERING_ADD_DEL_REPLY);
}
@@ -198,11 +210,17 @@ static void send_sr_localsid_details
rmp = vl_msg_api_alloc (sizeof (*rmp));
memset (rmp, 0, sizeof (*rmp));
rmp->_vl_msg_id = ntohs (VL_API_SR_LOCALSIDS_DETAILS);
- memcpy (rmp->address, &t->localsid, sizeof (ip6_address_t));
+ clib_memcpy (rmp->addr.addr, &t->localsid, sizeof (ip6_address_t));
rmp->end_psp = t->end_psp;
rmp->behavior = htons (t->behavior);
rmp->fib_table = htonl (t->fib_table);
- memcpy (rmp->xconnect_next_hop, &t->next_hop, sizeof (ip6_address_t));
+ rmp->vlan_index = htonl (t->vlan_index);
+ if (ip46_address_is_ip4 (&t->next_hop))
+ clib_memcpy (rmp->xconnect_nh_addr4, &t->next_hop.ip4,
+ sizeof (ip4_address_t));
+ else
+ clib_memcpy (rmp->xconnect_nh_addr6, &t->next_hop.ip6,
+ sizeof (ip6_address_t));
rmp->xconnect_iface_or_vrf_table = htonl (t->sw_if_index);
rmp->context = context;
@@ -228,6 +246,114 @@ static void vl_api_sr_localsids_dump_t_handler
/* *INDENT-ON* */
}
+static void send_sr_policies_details
+ (ip6_sr_policy_t * t, vl_api_registration_t * reg, u32 context)
+{
+ vl_api_sr_policies_details_t *rmp;
+ ip6_sr_main_t *sm = &sr_main;
+
+ u32 *sl_index;
+ ip6_sr_sl_t *segment_list = 0;
+ vl_api_srv6_sid_list_t *write_sid_list;
+
+ rmp = vl_msg_api_alloc (sizeof (*rmp) +
+ vec_len (t->segments_lists) *
+ sizeof (vl_api_srv6_sid_list_t));
+ memset (rmp, 0,
+ (sizeof (*rmp) +
+ vec_len (t->segments_lists) * sizeof (vl_api_srv6_sid_list_t)));
+
+ rmp->_vl_msg_id = ntohs (VL_API_SR_POLICIES_DETAILS);
+ clib_memcpy (rmp->bsid.addr, &t->bsid, sizeof (ip6_address_t));
+ rmp->is_encap = t->is_encap;
+ rmp->type = t->type;
+ rmp->fib_table = htonl (t->fib_table);
+ rmp->num_sid_lists = vec_len (t->segments_lists);
+
+ /* Fill in all the segments lists */
+ vec_foreach (sl_index, t->segments_lists)
+ {
+ segment_list = pool_elt_at_index (sm->sid_lists, *sl_index);
+ write_sid_list = &rmp->sid_lists[sl_index - t->segments_lists];
+ write_sid_list->num_sids = vec_len (segment_list->segments);
+ write_sid_list->weight = htonl (segment_list->weight);
+ clib_memcpy (write_sid_list->sids, segment_list->segments,
+ vec_len (segment_list->segments) * sizeof (ip6_address_t));
+ }
+
+ rmp->context = context;
+ vl_api_send_msg (reg, (u8 *) rmp);
+}
+
+static void
+vl_api_sr_policies_dump_t_handler (vl_api_sr_policies_dump_t * mp)
+{
+ vl_api_registration_t *reg;
+ ip6_sr_main_t *sm = &sr_main;
+ ip6_sr_policy_t *t;
+
+ reg = vl_api_client_index_to_registration (mp->client_index);
+ if (!reg)
+ return;
+
+ /* *INDENT-OFF* */
+ pool_foreach (t, sm->sr_policies,
+ ({
+ send_sr_policies_details(t, reg, mp->context);
+ }));
+ /* *INDENT-ON* */
+}
+
+static void send_sr_steering_pol_details
+ (ip6_sr_steering_policy_t * t, vl_api_registration_t * reg, u32 context)
+{
+ vl_api_sr_steering_pol_details_t *rmp;
+ ip6_sr_main_t *sm = &sr_main;
+
+ rmp = vl_msg_api_alloc (sizeof (*rmp));
+ memset (rmp, 0, sizeof (*rmp));
+ rmp->_vl_msg_id = ntohs (VL_API_SR_STEERING_POL_DETAILS);
+
+ //Get the SR policy BSID
+ ip6_sr_policy_t *p;
+ p = pool_elt_at_index (sm->sr_policies, t->sr_policy);
+ clib_memcpy (rmp->bsid.addr, &p->bsid, sizeof (ip6_address_t));
+
+ //Get the steering
+ rmp->traffic_type = t->classify.traffic_type;
+ rmp->fib_table = htonl (t->classify.l3.fib_table);
+ rmp->mask_width = htonl (t->classify.l3.mask_width);
+ if (ip46_address_is_ip4 (&t->classify.l3.prefix))
+ clib_memcpy (rmp->prefix_addr, &t->classify.l3.prefix.ip4,
+ sizeof (ip4_address_t));
+ else
+ clib_memcpy (rmp->prefix_addr, &t->classify.l3.prefix.ip6,
+ sizeof (ip6_address_t));
+
+ rmp->sw_if_index = htonl (t->classify.l2.sw_if_index);
+
+ rmp->context = context;
+ vl_api_send_msg (reg, (u8 *) rmp);
+}
+
+static void vl_api_sr_steering_pol_dump_t_handler
+ (vl_api_sr_policies_dump_t * mp)
+{
+ vl_api_registration_t *reg;
+ ip6_sr_main_t *sm = &sr_main;
+ ip6_sr_steering_policy_t *t;
+
+ reg = vl_api_client_index_to_registration (mp->client_index);
+ if (!reg)
+ return;
+
+ /* *INDENT-OFF* */
+ pool_foreach (t, sm->steer_policies,
+ ({
+ send_sr_steering_pol_details(t, reg, mp->context);
+ }));
+ /* *INDENT-ON* */
+}
/*
* sr_api_hookup
@@ -264,28 +390,6 @@ sr_api_hookup (vlib_main_t * vm)
#undef _
/*
- * Manually register the sr policy add msg, so we trace
- * enough bytes to capture a typical segment list
- */
- vl_msg_api_set_handlers (VL_API_SR_POLICY_ADD,
- "sr_policy_add",
- vl_api_sr_policy_add_t_handler,
- vl_noop_handler,
- vl_api_sr_policy_add_t_endian,
- vl_api_sr_policy_add_t_print, 256, 1);
-
- /*
- * Manually register the sr policy mod msg, so we trace
- * enough bytes to capture a typical segment list
- */
- vl_msg_api_set_handlers (VL_API_SR_POLICY_MOD,
- "sr_policy_mod",
- vl_api_sr_policy_mod_t_handler,
- vl_noop_handler,
- vl_api_sr_policy_mod_t_endian,
- vl_api_sr_policy_mod_t_print, 256, 1);
-
- /*
* Set up the (msg_name, crc, message-id) table
*/
setup_message_id_table (am);
diff --git a/src/vnet/srv6/sr_localsid.c b/src/vnet/srv6/sr_localsid.c
index c90a265ef0a..09c336e70bd 100755
--- a/src/vnet/srv6/sr_localsid.c
+++ b/src/vnet/srv6/sr_localsid.c
@@ -473,8 +473,7 @@ show_sr_localsid_command_fn (vlib_main_t * vm, unformat_input_t * input,
vlib_cli_output (vm,
"\tAddress: \t%U\n\tBehavior: \tT (Endpoint with specific IPv6 table lookup)"
"\n\tTable: \t%u",
- format_ip6_address, &ls->localsid,
- format_vnet_sw_if_index_name, vnm, ls->vrf_index);
+ format_ip6_address, &ls->localsid, ls->vrf_index);
break;
case SR_BEHAVIOR_DX4:
vlib_cli_output (vm,