This merge request adds the feature to manipulate localsids and policies for SRv6 mobile via API.
Type: feature
Signed-off-by: Takeru Hayasaka <hayatake396@gmail.com>
Change-Id: Ibb46bf71ae1d9d4591ce2c8ccf66f520887dad70
gtp6_d_di.c
gtp6_dt.c
node.c
+ sr_mobile_api.c
+
+ API_FILES
+ sr_mobile.api
+ sr_mobile_types.api
INSTALL_HEADERS
mobile.h
return s;
}
+void
+alloc_param_srv6_t_m_gtp4_d (void **plugin_mem_p, const void *v6src_prefix,
+ const u32 v6src_prefixlen, const void *sr_prefix,
+ const u32 sr_prefixlen, const u32 fib_index,
+ const u8 nhtype, const bool drop_in)
+{
+ srv6_end_gtp4_d_param_t *ls_mem;
+ ls_mem = clib_mem_alloc (sizeof *ls_mem);
+ clib_memset (ls_mem, 0, sizeof *ls_mem);
+ *plugin_mem_p = ls_mem;
+
+ ls_mem->v6src_prefixlen = v6src_prefixlen;
+ memcpy (&ls_mem->v6src_prefix, v6src_prefix, sizeof (ip6_address_t));
+ ls_mem->sr_prefixlen = sr_prefixlen;
+ memcpy (&ls_mem->sr_prefix, sr_prefix, sizeof (ip6_address_t));
+
+ ls_mem->nhtype = nhtype;
+ ls_mem->drop_in = drop_in;
+ ls_mem->fib_table = fib_index;
+ ls_mem->fib4_index = ip4_fib_index_from_table_id (fib_index);
+ ls_mem->fib6_index = ip6_fib_index_from_table_id (fib_index);
+}
+
static uword
clb_unformat_srv6_t_m_gtp4_d (unformat_input_t * input, va_list * args)
{
void **plugin_mem_p = va_arg (*args, void **);
- srv6_end_gtp4_d_param_t *ls_mem;
ip6_address_t sr_prefix;
u32 sr_prefixlen;
ip6_address_t v6src_prefix;
return 0;
}
- ls_mem = clib_mem_alloc (sizeof *ls_mem);
- clib_memset (ls_mem, 0, sizeof *ls_mem);
- *plugin_mem_p = ls_mem;
-
- ls_mem->sr_prefix = sr_prefix;
- ls_mem->sr_prefixlen = sr_prefixlen;
-
- ls_mem->v6src_prefix = v6src_prefix;
- ls_mem->v6src_prefixlen = v6src_prefixlen;
-
- ls_mem->nhtype = nhtype;
-
- ls_mem->drop_in = drop_in;
-
- ls_mem->fib_table = fib_table;
- ls_mem->fib4_index = ip4_fib_index_from_table_id (fib_table);
- ls_mem->fib6_index = ip6_fib_index_from_table_id (fib_table);
+ alloc_param_srv6_t_m_gtp4_d (plugin_mem_p, &v6src_prefix, v6src_prefixlen,
+ &sr_prefix, sr_prefixlen, fib_table, nhtype,
+ drop_in);
return 1;
}
return s;
}
+void
+alloc_param_srv6_t_m_gtp4_dt (void **plugin_mem_p, const u32 fib_index,
+ const u32 local_fib_index, const u8 type)
+{
+ srv6_t_gtp4_dt_param_t *ls_mem;
+ ls_mem = clib_mem_alloc (sizeof *ls_mem);
+ clib_memset (ls_mem, 0, sizeof *ls_mem);
+ *plugin_mem_p = ls_mem;
+
+ ls_mem->fib4_index = fib_table_find (FIB_PROTOCOL_IP4, fib_index);
+ ls_mem->fib6_index = fib_table_find (FIB_PROTOCOL_IP6, fib_index);
+
+ if (type == SRV6_GTP4_DT6 || type == SRV6_GTP4_DT46)
+ {
+ ls_mem->local_fib_index =
+ fib_table_find (FIB_PROTOCOL_IP6, local_fib_index);
+ }
+
+ ls_mem->type = type;
+}
+
static uword
clb_unformat_srv6_t_m_gtp4_dt (unformat_input_t * input, va_list * args)
{
void **plugin_mem_p = va_arg (*args, void **);
- srv6_t_gtp4_dt_param_t *ls_mem;
u32 fib_index = 0;
u32 local_fib_index = 0;
u32 type;
return 0;
}
- ls_mem = clib_mem_alloc (sizeof *ls_mem);
- clib_memset (ls_mem, 0, sizeof *ls_mem);
- *plugin_mem_p = ls_mem;
-
- ls_mem->fib4_index = fib_table_find (FIB_PROTOCOL_IP4, fib_index);
- ls_mem->fib6_index = fib_table_find (FIB_PROTOCOL_IP6, fib_index);
-
- if (type == SRV6_GTP4_DT6 || type == SRV6_GTP4_DT46)
- {
- ls_mem->local_fib_index =
- fib_table_find (FIB_PROTOCOL_IP6, local_fib_index);
- }
-
- ls_mem->type = type;
+ alloc_param_srv6_t_m_gtp4_dt (plugin_mem_p, fib_index, local_fib_index,
+ type);
return 1;
}
return s;
}
+void
+alloc_param_srv6_end_m_gtp4_e (void **plugin_mem_p, const void *v4src_addr,
+ const u32 v4src_position, const u32 fib_table)
+{
+ srv6_end_gtp4_e_param_t *ls_mem;
+ ls_mem = clib_mem_alloc (sizeof *ls_mem);
+ clib_memset (ls_mem, 0, sizeof *ls_mem);
+ *plugin_mem_p = ls_mem;
+ ls_mem->v4src_position = v4src_position;
+ memcpy (&ls_mem->v4src_addr, v4src_addr, sizeof (ip4_address_t));
+
+ ls_mem->fib_table = fib_table;
+ ls_mem->fib4_index = ip4_fib_index_from_table_id (fib_table);
+ ls_mem->fib6_index = ip6_fib_index_from_table_id (fib_table);
+}
+
static uword
clb_unformat_srv6_end_m_gtp4_e (unformat_input_t * input, va_list * args)
{
void **plugin_mem_p = va_arg (*args, void **);
- srv6_end_gtp4_e_param_t *ls_mem;
ip4_address_t v4src_addr;
u32 v4src_position = 0;
u32 fib_table;
if (!config)
return 0;
- ls_mem = clib_mem_alloc (sizeof *ls_mem);
- clib_memset (ls_mem, 0, sizeof *ls_mem);
- *plugin_mem_p = ls_mem;
-
- ls_mem->v4src_position = v4src_position;
- memcpy (&ls_mem->v4src_addr, &v4src_addr, sizeof (ip4_address_t));
-
- ls_mem->fib_table = fib_table;
- ls_mem->fib4_index = ip4_fib_index_from_table_id (fib_table);
- ls_mem->fib6_index = ip6_fib_index_from_table_id (fib_table);
+ alloc_param_srv6_end_m_gtp4_e (plugin_mem_p, &v4src_addr, v4src_position,
+ fib_table);
return 1;
}
return s;
}
+void
+alloc_param_srv6_end_m_gtp6_d (void **plugin_mem_p, const void *sr_prefix,
+ const u32 sr_prefixlen, const u8 nhtype,
+ const bool drop_in, const u32 fib_table)
+{
+ srv6_end_gtp6_d_param_t *ls_mem;
+ ls_mem = clib_mem_alloc (sizeof *ls_mem);
+ clib_memset (ls_mem, 0, sizeof *ls_mem);
+ *plugin_mem_p = ls_mem;
+
+ ls_mem->sr_prefixlen = sr_prefixlen;
+ memcpy (&ls_mem->sr_prefix, sr_prefix, sizeof (ip6_address_t));
+ ls_mem->nhtype = nhtype;
+ ls_mem->drop_in = drop_in;
+ ls_mem->fib_table = fib_table;
+ ls_mem->fib4_index = ip4_fib_index_from_table_id (fib_table);
+ ls_mem->fib6_index = ip6_fib_index_from_table_id (fib_table);
+}
+
static uword
clb_unformat_srv6_end_m_gtp6_d (unformat_input_t * input, va_list * args)
{
void **plugin_mem_p = va_arg (*args, void **);
- srv6_end_gtp6_d_param_t *ls_mem;
ip6_address_t sr_prefix;
u32 sr_prefixlen;
u8 nhtype = SRV6_NHTYPE_NONE;
return 0;
}
- ls_mem = clib_mem_alloc (sizeof *ls_mem);
- clib_memset (ls_mem, 0, sizeof *ls_mem);
- *plugin_mem_p = ls_mem;
-
- ls_mem->sr_prefix = sr_prefix;
- ls_mem->sr_prefixlen = sr_prefixlen;
-
- ls_mem->nhtype = nhtype;
-
- ls_mem->drop_in = drop_in;
-
- ls_mem->fib_table = fib_table;
- ls_mem->fib4_index = ip4_fib_index_from_table_id (fib_table);
- ls_mem->fib6_index = ip6_fib_index_from_table_id (fib_table);
+ alloc_param_srv6_end_m_gtp6_d (plugin_mem_p, &sr_prefix, sr_prefixlen,
+ nhtype, drop_in, fib_table);
return 1;
}
return s;
}
+void
+alloc_param_srv6_end_m_gtp6_di (void **plugin_mem_p, const void *sr_prefix,
+ const u32 sr_prefixlen, const u8 nhtype)
+{
+ srv6_end_gtp6_d_param_t *ls_mem;
+ ls_mem = clib_mem_alloc (sizeof *ls_mem);
+ clib_memset (ls_mem, 0, sizeof *ls_mem);
+ *plugin_mem_p = ls_mem;
+
+ ls_mem->sr_prefixlen = sr_prefixlen;
+ memcpy (&ls_mem->sr_prefix, sr_prefix, sizeof (ip6_address_t));
+ ls_mem->nhtype = nhtype;
+}
+
static uword
clb_unformat_srv6_end_m_gtp6_d_di (unformat_input_t * input, va_list * args)
{
void **plugin_mem_p = va_arg (*args, void **);
- srv6_end_gtp6_d_param_t *ls_mem;
ip6_address_t sr_prefix;
u32 sr_prefixlen = 0;
u8 nhtype;
return 0;
}
- ls_mem = clib_mem_alloc (sizeof *ls_mem);
- clib_memset (ls_mem, 0, sizeof *ls_mem);
- *plugin_mem_p = ls_mem;
-
- ls_mem->sr_prefix = sr_prefix;
- ls_mem->sr_prefixlen = sr_prefixlen;
- ls_mem->nhtype = nhtype;
+ alloc_param_srv6_end_m_gtp6_di (plugin_mem_p, &sr_prefix, sr_prefixlen,
+ nhtype);
return 1;
}
return s;
}
+void
+alloc_param_srv6_end_m_gtp6_dt (void **plugin_mem_p, const u32 fib_index,
+ const u32 local_fib_index, const u32 type)
+{
+ srv6_end_gtp6_dt_param_t *ls_mem;
+ ls_mem = clib_mem_alloc (sizeof *ls_mem);
+ clib_memset (ls_mem, 0, sizeof *ls_mem);
+ *plugin_mem_p = ls_mem;
+
+ ls_mem->fib4_index = fib_table_find (FIB_PROTOCOL_IP4, fib_index);
+ ls_mem->fib6_index = fib_table_find (FIB_PROTOCOL_IP6, fib_index);
+
+ if (type == SRV6_GTP6_DT6 || type == SRV6_GTP6_DT46)
+ {
+ ls_mem->local_fib_index =
+ fib_table_find (FIB_PROTOCOL_IP6, local_fib_index);
+ }
+
+ ls_mem->type = type;
+}
+
static uword
clb_unformat_srv6_end_m_gtp6_dt (unformat_input_t * input, va_list * args)
{
void **plugin_mem_p = va_arg (*args, void **);
- srv6_end_gtp6_dt_param_t *ls_mem;
u32 fib_index = 0;
u32 local_fib_index = 0;
u32 type;
{
return 0;
}
-
- ls_mem = clib_mem_alloc (sizeof *ls_mem);
- clib_memset (ls_mem, 0, sizeof *ls_mem);
- *plugin_mem_p = ls_mem;
-
- ls_mem->fib4_index = fib_table_find (FIB_PROTOCOL_IP4, fib_index);
- ls_mem->fib6_index = fib_table_find (FIB_PROTOCOL_IP6, fib_index);
-
- if (type == SRV6_GTP6_DT6 || type == SRV6_GTP6_DT46)
- {
- ls_mem->local_fib_index =
- fib_table_find (FIB_PROTOCOL_IP6, local_fib_index);
- }
-
- ls_mem->type = type;
-
+ alloc_param_srv6_end_m_gtp6_dt (plugin_mem_p, fib_index, local_fib_index,
+ type);
return 1;
}
return s;
}
-static uword
-clb_unformat_srv6_end_m_gtp6_e (unformat_input_t * input, va_list * args)
+void
+alloc_param_srv6_end_m_gtp6_e (void **plugin_mem_p, const u32 fib_table)
{
- void **plugin_mem_p = va_arg (*args, void **);
srv6_end_gtp6_e_param_t *ls_mem;
- u32 fib_table;
-
- if (!unformat (input, "end.m.gtp6.e fib-table %d", &fib_table))
- return 0;
-
ls_mem = clib_mem_alloc (sizeof *ls_mem);
clib_memset (ls_mem, 0, sizeof *ls_mem);
*plugin_mem_p = ls_mem;
ls_mem->fib_table = fib_table;
ls_mem->fib4_index = ip4_fib_index_from_table_id (fib_table);
ls_mem->fib6_index = ip6_fib_index_from_table_id (fib_table);
+}
+
+static uword
+clb_unformat_srv6_end_m_gtp6_e (unformat_input_t *input, va_list *args)
+{
+ void **plugin_mem_p = va_arg (*args, void **);
+ u32 fib_table;
+
+ if (!unformat (input, "end.m.gtp6.e fib-table %d", &fib_table))
+ return 0;
+
+ alloc_param_srv6_end_m_gtp6_e (plugin_mem_p, fib_table);
return 1;
}
#define GTPU_IE_MAX_SIZ 256
#define SRH_TLV_USER_PLANE_CONTAINER 0x0a /* tentative */
+typedef enum mobile_policy_function_list
+{
+ SRV6_MOBILE_POLICY_UNKNOWN_FUNCTION = 0,
+ SRV6_MOBILE_POLICY_T_M_GTP4_D,
+ SRV6_MOBILE_POLICY_T_M_GTP4_DT4,
+ SRV6_MOBILE_POLICY_T_M_GTP4_DT6,
+ SRV6_MOBILE_POLICY_T_M_GTP4_DT46,
+ SRV6_MOBILE_POLICY_END_M_GTP6_D,
+} mobile_policy_function_list_t;
+
+typedef enum mobile_localsid_function_list
+{
+ SRV6_MOBILE_LOCALSID_UNKNOWN_FUNCTION = 0,
+ SRV6_MOBILE_LOCALSID_END_M_GTP4_E,
+ SRV6_MOBILE_LOCALSID_END_M_GTP6_E,
+ SRV6_MOBILE_LOCALSID_END_M_GTP6_D,
+ SRV6_MOBILE_LOCALSID_END_M_GTP6_D_DI,
+ SRV6_MOBILE_LOCALSID_END_M_GTP6_D_DT4,
+ SRV6_MOBILE_LOCALSID_END_M_GTP6_D_DT6,
+ SRV6_MOBILE_LOCALSID_END_M_GTP6_D_DT46,
+} mobile_localsid_function_list_t;
+
/* *INDENT-OFF* */
typedef struct
{
--- /dev/null
+/*
+ * Copyright (c) 2022 BBSakura Networks Inc and/or its affiliates.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+option version = "0.1.0";
+
+import "vnet/interface_types.api";
+import "vnet/ip/ip_types.api";
+import "vnet/srv6/sr_types.api";
+import "vnet/srv6/sr.api";
+import "plugins/srv6-mobile/sr_mobile_types.api";
+
+/** \brief IPv6 SR for Mobile LocalSID add/del request
+ @param client_index - opaque cookie to identify the sender
+ @param context - sender context, to match reply w/ request
+ @param is_del - Boolean of whether its a delete instruction
+ @param localsid_prefix - IPv6 address of the localsid
+ @param behavior - the behavior of the SR policy.
+ @param fib_table - FIB table in which we should install the localsid entry
+ @param local_fib_table - lookup and forward GTP-U packet based on outer IP destination address. optional
+ @param drop_in - that reconverts to GTPv1 mode. optional
+ @param nhtype - next-header type. optional.
+ @param sr_prefix - v6 src ip encoding prefix.optional.
+ @param v4src_position - bit position where IPv4 src address embedded. optional.
+*/
+autoreply define sr_mobile_localsid_add_del
+{
+ u32 client_index;
+ u32 context;
+ bool is_del [default=false];
+ vl_api_ip6_prefix_t localsid_prefix;
+ string behavior[64];
+ u32 fib_table;
+ u32 local_fib_table;
+ bool drop_in;
+ vl_api_sr_mobile_nhtype_t nhtype;
+ vl_api_ip6_prefix_t sr_prefix;
+ vl_api_ip4_address_t v4src_addr;
+ u32 v4src_position;
+};
+
+/** \brief IPv6 SR for Mobile policy add
+ @param client_index - opaque cookie to identify the sender
+ @param context - sender context, to match reply w/ request
+ @param bsid - the bindingSID of the SR Policy
+ @param sr_prefix - v6 dst ip encoding prefix. optional
+ @param v6src_position - v6 src prefix. optional
+ @param behavior - the behavior of the SR policy.
+ @param fib_table - the VRF where to install the FIB entry for the BSID
+ @param encap_src is a encaps IPv6 source addr. optional
+ @param local_fib_table - lookup and forward GTP-U packet based on outer IP destination address. optional
+ @param drop_in - that reconverts to GTPv1 mode. optional
+ @param nhtype - next-header type.
+*/
+autoreply define sr_mobile_policy_add
+{
+ u32 client_index;
+ u32 context;
+ vl_api_ip6_address_t bsid_addr;
+ vl_api_ip6_prefix_t sr_prefix;
+ vl_api_ip6_prefix_t v6src_prefix;
+ string behavior[64];
+ u32 fib_table;
+ u32 local_fib_table;
+ vl_api_ip6_address_t encap_src;
+ bool drop_in;
+ vl_api_sr_mobile_nhtype_t nhtype;
+};
--- /dev/null
+/*
+ *------------------------------------------------------------------
+ * sr_mobile_api.c - ipv6 segment routing for mobile u-plane api
+ *
+ * Copyright (c) 2022 BBSakura Networks Inc and/or its affiliates.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *------------------------------------------------------------------
+ */
+
+#include <stdint.h>
+#include <vnet/vnet.h>
+#include <vnet/srv6/sr.h>
+#include <vlibmemory/api.h>
+
+#include <vnet/interface.h>
+#include <vnet/api_errno.h>
+#include <vnet/feature/feature.h>
+#include <vnet/fib/fib_table.h>
+#include <vnet/ip/ip_types_api.h>
+
+#include <vnet/format_fns.h>
+#include <vnet/srv6/sr.api_enum.h>
+#include <vnet/srv6/sr.api_types.h>
+
+#include <srv6-mobile/mobile.h>
+#include <srv6-mobile/sr_mobile.api_types.h>
+#include <srv6-mobile/sr_mobile_types.api_types.h>
+#include <srv6-mobile/sr_mobile.api_enum.h>
+
+#include <srv6-mobile/sr_mobile_api.h>
+
+u16 msg_id_base;
+#define REPLY_MSG_ID_BASE msg_id_base
+#include <vlibapi/api_helper_macros.h>
+
+static inline uint16_t
+sr_plugin_localsid_fn_num_find_by (ip6_sr_main_t *sm, const char *keyword_str,
+ size_t keyword_len)
+{
+ sr_localsid_fn_registration_t *plugin = 0, **vec_plugins = 0;
+ sr_localsid_fn_registration_t **plugin_it = 0;
+ pool_foreach (plugin, sm->plugin_functions)
+ {
+ vec_add1 (vec_plugins, plugin);
+ }
+
+ vec_foreach (plugin_it, vec_plugins)
+ {
+ if (!srv6_mobile_strcmp_with_size (keyword_str, keyword_len,
+ (char *) (*plugin_it)->keyword_str))
+ {
+ return (*plugin_it)->sr_localsid_function_number;
+ }
+ }
+ return UINT16_MAX;
+}
+
+static inline uint16_t
+sr_plugin_policy_fn_num_find_by (ip6_sr_main_t *sm, const char *keyword_str,
+ size_t keyword_len)
+{
+ sr_policy_fn_registration_t *plugin = 0, **vec_plugins = 0;
+ sr_policy_fn_registration_t **plugin_it = 0;
+ pool_foreach (plugin, sm->policy_plugin_functions)
+ {
+ vec_add1 (vec_plugins, plugin);
+ }
+
+ vec_foreach (plugin_it, vec_plugins)
+ {
+ if (!srv6_mobile_strcmp_with_size (keyword_str, keyword_len,
+ (char *) (*plugin_it)->keyword_str))
+ {
+ return (*plugin_it)->sr_policy_function_number;
+ }
+ }
+ return UINT16_MAX;
+}
+
+static void
+vl_api_sr_mobile_localsid_add_del_t_handler (
+ vl_api_sr_mobile_localsid_add_del_t *mp)
+{
+ ip6_sr_main_t *sm = &sr_main;
+ vl_api_sr_mobile_localsid_add_del_reply_t *rmp;
+ int rv = 0;
+ ip6_address_t localsid;
+ u16 localsid_prefix_len = 128;
+ void *ls_plugin_mem = 0;
+ u16 behavior = 0;
+ u32 dt_type;
+ size_t behavior_size = 0;
+ mobile_localsid_function_list_t kind_fn =
+ SRV6_MOBILE_LOCALSID_UNKNOWN_FUNCTION;
+
+ mp->behavior[sizeof (mp->behavior) - 1] = '\0';
+ behavior_size = sizeof (mp->behavior);
+ // search behavior index
+ if (mp->behavior[0])
+ {
+ if (!srv6_mobile_strcmp_with_size ((char *) mp->behavior, behavior_size,
+ "end.m.gtp4.e"))
+ {
+ kind_fn = SRV6_MOBILE_LOCALSID_END_M_GTP4_E;
+ }
+ else if (!srv6_mobile_strcmp_with_size ((char *) mp->behavior,
+ behavior_size, "end.m.gtp6.e"))
+ {
+ kind_fn = SRV6_MOBILE_LOCALSID_END_M_GTP6_E;
+ }
+ else if (!srv6_mobile_strcmp_with_size ((char *) mp->behavior,
+ behavior_size, "end.m.gtp6.d"))
+ {
+ kind_fn = SRV6_MOBILE_LOCALSID_END_M_GTP6_D;
+ }
+ else if (!srv6_mobile_strcmp_with_size (
+ (char *) mp->behavior, behavior_size, "end.m.gtp6.d.di"))
+ {
+ kind_fn = SRV6_MOBILE_LOCALSID_END_M_GTP6_D_DI;
+ }
+ else if (!srv6_mobile_strcmp_with_size (
+ (char *) mp->behavior, behavior_size, "end.m.gtp6.d.dt4"))
+ {
+ kind_fn = SRV6_MOBILE_LOCALSID_END_M_GTP6_D_DT4;
+ dt_type = SRV6_GTP6_DT4;
+ }
+ else if (!srv6_mobile_strcmp_with_size (
+ (char *) mp->behavior, behavior_size, "end.m.gtp6.d.dt6"))
+ {
+ kind_fn = SRV6_MOBILE_LOCALSID_END_M_GTP6_D_DT6;
+ dt_type = SRV6_GTP6_DT6;
+ }
+ else if (!srv6_mobile_strcmp_with_size (
+ (char *) mp->behavior, behavior_size, "end.m.gtp6.d.dt46"))
+ {
+ kind_fn = SRV6_MOBILE_LOCALSID_END_M_GTP6_D_DT46;
+ dt_type = SRV6_GTP6_DT46;
+ }
+ else
+ {
+ return;
+ }
+ switch (kind_fn)
+ {
+ case SRV6_MOBILE_LOCALSID_END_M_GTP4_E:
+ alloc_param_srv6_end_m_gtp4_e (&ls_plugin_mem, &mp->v4src_addr,
+ ntohl (mp->v4src_position),
+ ntohl (mp->fib_table));
+ break;
+ case SRV6_MOBILE_LOCALSID_END_M_GTP6_E:
+ alloc_param_srv6_end_m_gtp6_e (&ls_plugin_mem,
+ ntohl (mp->fib_table));
+ break;
+ case SRV6_MOBILE_LOCALSID_END_M_GTP6_D:
+ alloc_param_srv6_end_m_gtp6_d (
+ &ls_plugin_mem, &mp->sr_prefix.address, mp->sr_prefix.len,
+ (u8) ntohl (mp->nhtype), mp->drop_in, ntohl (mp->fib_table));
+ break;
+ case SRV6_MOBILE_LOCALSID_END_M_GTP6_D_DI:
+ alloc_param_srv6_end_m_gtp6_di (
+ &ls_plugin_mem, &mp->sr_prefix.address, mp->sr_prefix.len,
+ (u8) ntohl (mp->nhtype));
+ break;
+ case SRV6_MOBILE_LOCALSID_END_M_GTP6_D_DT4:
+ case SRV6_MOBILE_LOCALSID_END_M_GTP6_D_DT6:
+ case SRV6_MOBILE_LOCALSID_END_M_GTP6_D_DT46:
+ alloc_param_srv6_end_m_gtp6_dt (
+ &ls_plugin_mem, ntohl (mp->fib_table), ntohl (mp->local_fib_table),
+ dt_type);
+ break;
+ case SRV6_MOBILE_LOCALSID_UNKNOWN_FUNCTION:
+ default:
+ return; // error
+ }
+ behavior = sr_plugin_localsid_fn_num_find_by (sm, (char *) mp->behavior,
+ behavior_size);
+ if (behavior == UINT16_MAX)
+ return;
+ }
+ else
+ {
+ return;
+ }
+ ip6_address_decode (mp->localsid_prefix.address, &localsid);
+ localsid_prefix_len = mp->localsid_prefix.len;
+
+ rv = sr_cli_localsid (mp->is_del, &localsid, localsid_prefix_len,
+ 0, // ignore end_psp
+ behavior,
+ 0, // ignore sw_if_index
+ 0, // ignore vlan_index
+ ntohl (mp->fib_table),
+ NULL, // ignore nh_addr
+ 0, // ignore usid_len
+ ls_plugin_mem);
+
+ REPLY_MACRO (VL_API_SR_MOBILE_LOCALSID_ADD_DEL_REPLY);
+}
+
+static void
+vl_api_sr_mobile_policy_add_t_handler (vl_api_sr_mobile_policy_add_t *mp)
+{
+ ip6_sr_main_t *sm = &sr_main;
+ vl_api_sr_mobile_policy_add_reply_t *rmp;
+ ip6_address_t bsid_addr;
+ ip6_address_t encap_src;
+ void *ls_plugin_mem = 0;
+ u16 behavior = 0;
+ size_t behavior_size = 0;
+
+ u32 dt_type;
+ mobile_policy_function_list_t kind_fn = SRV6_MOBILE_POLICY_UNKNOWN_FUNCTION;
+
+ ip6_address_decode (mp->bsid_addr, &bsid_addr);
+ ip6_address_decode (mp->encap_src, &encap_src);
+ if (ip6_address_is_zero (&encap_src))
+ {
+ encap_src = *sr_get_encaps_source ();
+ }
+ mp->behavior[sizeof (mp->behavior) - 1] = '\0';
+ behavior_size = sizeof (mp->behavior);
+
+ // search behavior index
+ if (mp->behavior[0])
+ {
+ if (!srv6_mobile_strcmp_with_size ((char *) mp->behavior, behavior_size,
+ "t.m.gtp4.d"))
+ {
+ kind_fn = SRV6_MOBILE_POLICY_T_M_GTP4_D;
+ }
+ else if (!srv6_mobile_strcmp_with_size ((char *) mp->behavior,
+ behavior_size, "t.m.gtp4.dt4"))
+ {
+ kind_fn = SRV6_MOBILE_POLICY_T_M_GTP4_DT4;
+ dt_type = SRV6_GTP4_DT4;
+ }
+ else if (!srv6_mobile_strcmp_with_size ((char *) mp->behavior,
+ behavior_size, "t.m.gtp4.dt6"))
+ {
+ kind_fn = SRV6_MOBILE_POLICY_T_M_GTP4_DT6;
+ dt_type = SRV6_GTP4_DT6;
+ }
+ else if (!srv6_mobile_strcmp_with_size ((char *) mp->behavior,
+ behavior_size, "t.m.gtp4.dt46"))
+ {
+ kind_fn = SRV6_MOBILE_POLICY_T_M_GTP4_DT46;
+ dt_type = SRV6_GTP4_DT46;
+ }
+ else if (!srv6_mobile_strcmp_with_size ((char *) mp->behavior,
+ behavior_size, "end.m.gtp6.d"))
+ {
+ kind_fn = SRV6_MOBILE_POLICY_END_M_GTP6_D;
+ }
+ else
+ {
+ return;
+ }
+
+ switch (kind_fn)
+ {
+ case SRV6_MOBILE_POLICY_T_M_GTP4_D:
+ alloc_param_srv6_t_m_gtp4_d (
+ &ls_plugin_mem, &mp->v6src_prefix.address, mp->v6src_prefix.len,
+ &mp->sr_prefix.address, mp->sr_prefix.len, ntohl (mp->fib_table),
+ mp->nhtype, mp->drop_in);
+ break;
+ case SRV6_MOBILE_POLICY_END_M_GTP6_D:
+ alloc_param_srv6_end_m_gtp6_d (
+ &ls_plugin_mem, &mp->sr_prefix.address, mp->sr_prefix.len,
+ mp->nhtype, mp->drop_in, ntohl (mp->fib_table));
+ break;
+ case SRV6_MOBILE_POLICY_T_M_GTP4_DT4:
+ case SRV6_MOBILE_POLICY_T_M_GTP4_DT6:
+ case SRV6_MOBILE_POLICY_T_M_GTP4_DT46:
+ alloc_param_srv6_t_m_gtp4_dt (&ls_plugin_mem, ntohl (mp->fib_table),
+ ntohl (mp->local_fib_table), dt_type);
+ break;
+ case SRV6_MOBILE_POLICY_UNKNOWN_FUNCTION:
+ default:
+ return; // error
+ }
+
+ behavior = sr_plugin_policy_fn_num_find_by (sm, (char *) mp->behavior,
+ behavior_size);
+ if (behavior == UINT16_MAX)
+ return;
+ }
+ else
+ {
+ return;
+ }
+
+ int rv = 0;
+ ip6_address_t *segments = 0, *this_seg;
+ vec_add2 (segments, this_seg, 1);
+ clib_memset (this_seg, 0, sizeof (*this_seg));
+
+ rv = sr_policy_add (&bsid_addr,
+ segments, // ignore segments
+ &encap_src,
+ (u32) ~0, // ignore weight
+ SR_POLICY_TYPE_DEFAULT, // ignore type
+ (u32) ~0, // ignore fib_table
+ 1, // ignore is_encap,
+ behavior, ls_plugin_mem);
+ vec_free (segments);
+ REPLY_MACRO (VL_API_SR_MOBILE_POLICY_ADD_REPLY);
+}
+
+#include <srv6-mobile/sr_mobile.api.c>
+static clib_error_t *
+sr_mobile_api_hookup (vlib_main_t *vm)
+{
+ /*
+ * Set up the (msg_name, crc, message-id) table
+ */
+ REPLY_MSG_ID_BASE = setup_message_id_table ();
+
+ return 0;
+}
+
+VLIB_API_INIT_FUNCTION (sr_mobile_api_hookup);
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */
--- /dev/null
+/*
+ * Copyright (c) 2022 BBSakura Networks Inc and/or its affiliates.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/**
+ * @file
+ * @brief Segment Routing for mobile u-plane api
+ *
+ */
+
+#ifndef included_sr_mobile_api_h
+#define included_sr_mobile_api_h
+#include <stdint.h>
+#include <vnet/srv6/sr.h>
+#include <vnet/ip/ip_types_api.h>
+
+#define srv6_mobile_strcmp_with_size(s1, s1len, s2) \
+ ({ \
+ int __indicator = 0; \
+ strcmp_s_inline (s1, s1len, s2, &__indicator); \
+ __indicator; \
+ })
+
+void alloc_param_srv6_end_m_gtp4_e (void **plugin_mem_p,
+ const void *v4src_addr,
+ const u32 v4src_position,
+ const u32 fib_table);
+
+void alloc_param_srv6_end_m_gtp6_e (void **plugin_mem_p, const u32 fib_table);
+
+void alloc_param_srv6_end_m_gtp6_d (void **plugin_mem_p, const void *sr_prefix,
+ const u32 sr_prefixlen, const u8 nhtype,
+ const bool drop_in, const u32 fib_table);
+
+void alloc_param_srv6_end_m_gtp6_di (void **plugin_mem_p,
+ const void *sr_prefix,
+ const u32 sr_prefixlen, const u8 nhtype);
+
+void alloc_param_srv6_end_m_gtp6_dt (void **plugin_mem_p, const u32 fib_index,
+ const u32 local_fib_index,
+ const u32 type);
+
+void alloc_param_srv6_t_m_gtp4_d (void **plugin_mem_p,
+ const void *v6src_prefix,
+ const u32 v6src_prefixlen,
+ const void *sr_prefix,
+ const u32 sr_prefixlen, const u32 fib_index,
+ const u8 nhtype, const bool drop_in);
+
+void alloc_param_srv6_t_m_gtp4_dt (void **plugin_mem_p, const u32 fib_index,
+ const u32 local_fib_index, const u8 type);
+
+#endif /* included_sr_mobile_api_h */
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */
--- /dev/null
+/*
+ * Copyright (c) 2022 BBSakura Networks Inc and/or its affiliates.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+option version = "0.1.0";
+
+enum sr_mobile_nhtype : u8
+{
+ SRV6_NHTYPE_API_NONE = 0,
+ SRV6_NHTYPE_API_IPV4 = 1,
+ SRV6_NHTYPE_API_IPV6 = 2,
+ SRV6_NHTYPE_API_NON_IP = 3,
+};
\ No newline at end of file
from framework import VppTestCase
from ipaddress import IPv4Address
from ipaddress import IPv6Address
+from vpp_ip_route import VppIpRoute, VppRoutePath, FibPathProto, VppIpTable
+
+from vpp_srv6_mobile import (
+ SRv6MobileNhtype,
+ VppSRv6MobilePolicy,
+ VppSRv6MobileLocalSID,
+)
+
from scapy.contrib.gtp import *
from scapy.all import *
"""test_srv6_mobile"""
pkts = self.create_packets([("A::1", "B::1"), ("C::1", "D::1")])
- self.vapi.cli(
- "sr localsid address {} behavior end.m.gtp4.e ".format(pkts[0]["IPv6"].dst)
- + "v4src_position 64 fib-table 0"
+ # "sr localsid address {} behavior end.m.gtp4.e v4src_position 64 fib-table 0"
+ # ".format(pkts[0]["IPv6"].dst)
+ localsid = VppSRv6MobileLocalSID(
+ self,
+ # address params case is length 0
+ localsid_prefix="{}/{}".format(pkts[0]["IPv6"].dst, 0),
+ behavior="end.m.gtp4.e",
+ v4src_position=64,
+ fib_table=0,
)
+ localsid.add_vpp_config()
+
+ # log the localsids
self.logger.info(self.vapi.cli("show sr localsid"))
self.vapi.cli("clear errors")
self.vapi.cli("set sr encaps source addr A1::1")
self.vapi.cli("sr policy add bsid D4:: next D2:: next D3::")
- self.vapi.cli(
- "sr policy add bsid D5:: behavior t.m.gtp4.d D4::/32 "
- + "v6src_prefix C1::/64 nhtype ipv6 fib-table 0 drop-in"
+
+ # sr policy add bsid D5:: behavior t.m.gtp4.d D4::/32 v6src_prefix C1::/64 nhtype ipv6 fib-table 0 drop-in
+ policy = VppSRv6MobilePolicy(
+ self,
+ bsid_addr="D5::",
+ behavior="t.m.gtp4.d",
+ sr_prefix="{}/{}".format("D4::", 32),
+ v6src_prefix="{}/{}".format("C1::", 64),
+ nhtype=SRv6MobileNhtype.SRV6_NHTYPE_API_IPV6,
+ fib_table=0,
+ drop_in=1,
)
+ policy.add_vpp_config()
+
self.vapi.cli("sr steer l3 {}/32 via bsid D5::".format(self.ip4_dst))
- self.vapi.cli("ip route add D2::/32 via {}".format(self.ip6_dst))
+ # "ip route add D2::/32 via {}".format(self.ip6_dst)
+ route = VppIpRoute(
+ self, "D2::", 32, [VppRoutePath(self.ip6_dst, self.pg1.sw_if_index)]
+ )
+ route.add_vpp_config()
+ self.logger.info(self.vapi.cli("show ip6 fib"))
self.logger.info(self.vapi.cli("show sr steer"))
self.logger.info(self.vapi.cli("show sr policies"))
"""test_srv6_mobile"""
pkts = self.create_packets([("A::1", "B::1"), ("C::1", "D::1")])
- self.vapi.cli(
- "sr localsid prefix {}/64 behavior end.m.gtp6.e fib-table 0".format(
- pkts[0]["IPv6"].dst
- )
+ # "sr localsid prefix {}/64 behavior end.m.gtp6.e fib-table 0"
+ # .format(pkts[0]["IPv6"].dst)
+ localsid = VppSRv6MobileLocalSID(
+ self,
+ localsid_prefix="{}/{}".format(pkts[0]["IPv6"].dst, 64),
+ behavior="end.m.gtp6.e",
+ fib_table=0,
+ )
+ localsid.add_vpp_config()
+
+ # "ip route add a1::/64 via {}".format(self.ip6_nhop)
+ route = VppIpRoute(
+ self, "a1::", 64, [VppRoutePath(self.ip6_nhop, self.pg1.sw_if_index)]
)
- self.vapi.cli("ip route add a1::/64 via {}".format(self.ip6_nhop))
+ route.add_vpp_config()
self.logger.info(self.vapi.cli("show sr localsid"))
self.vapi.cli("clear errors")
self.vapi.cli("set sr encaps source addr A1::1")
self.vapi.cli("sr policy add bsid D4:: next D2:: next D3::")
- self.vapi.cli(
- "sr localsid prefix 2001::/64 behavior end.m.gtp6.d "
- + "D4::/64 fib-table 0 drop-in"
+
+ # "sr localsid prefix 2001::/64 behavior end.m.gtp6.d 4::/64 fib-table 0 drop-in"
+ # .format(self.ip6_nhop)
+ localsid = VppSRv6MobileLocalSID(
+ self,
+ localsid_prefix="{}/{}".format("2001::", 64),
+ behavior="end.m.gtp6.d",
+ fib_table=0,
+ drop_in=1,
+ sr_prefix="{}/{}".format("D4::", 64),
)
- self.vapi.cli("ip route add D2::/64 via {}".format(self.ip6_nhop))
+ localsid.add_vpp_config()
+ # "ip route add D2::/64 via {}"
+ # .format(self.ip6_nhop))
+ route = VppIpRoute(
+ self, "D2::", 64, [VppRoutePath(self.ip6_nhop, self.pg1.sw_if_index)]
+ )
+ route.add_vpp_config()
self.logger.info(self.vapi.cli("show sr policies"))
self.logger.info(self.vapi.cli("show sr localsid"))
--- /dev/null
+from vpp_object import VppObject
+from socket import inet_pton, inet_ntop, AF_INET, AF_INET6
+
+
+class SRv6MobileNhtype:
+ SRV6_NHTYPE_API_NONE = 0
+ SRV6_NHTYPE_API_IPV4 = 1
+ SRV6_NHTYPE_API_IPV6 = 2
+ SRV6_NHTYPE_API_NON_IP = 3
+
+
+class VppSRv6MobileLocalSID(VppObject):
+ """
+ SRv6 LocalSID
+ """
+
+ def __init__(
+ self,
+ test,
+ localsid_prefix,
+ behavior,
+ fib_table=0,
+ local_fib_table=0,
+ drop_in=0,
+ nhtype=SRv6MobileNhtype.SRV6_NHTYPE_API_NONE,
+ sr_prefix="",
+ v4src_addr="",
+ v4src_position=0,
+ ):
+ self._test = test
+ self.localsid_prefix = localsid_prefix
+ self.behavior = behavior
+ self.fib_table = fib_table
+ self.local_fib_table = local_fib_table
+ self.drop_in = drop_in
+ self.nhtype = nhtype
+ self.sr_prefix = sr_prefix
+ self.v4src_addr = v4src_addr
+ self.v4src_position = v4src_position
+ self._configured = False
+
+ def add_vpp_config(self):
+ self._test.vapi.sr_mobile_localsid_add_del(
+ localsid_prefix=self.localsid_prefix,
+ behavior=self.behavior,
+ fib_table=self.fib_table,
+ local_fib_table=self.local_fib_table,
+ drop_in=self.drop_in,
+ sr_prefix=self.sr_prefix,
+ v4src_addr=self.v4src_addr,
+ v4src_position=self.v4src_position,
+ is_del=0,
+ )
+ self._configured = True
+
+ def remove_vpp_config(self):
+ self._test.vapi.sr_mobile_localsid_add_del(
+ localsid_prefix=self.localsid_prefix,
+ behavior=self.behavior,
+ fib_table=self.fib_table,
+ local_fib_table=self.local_fib_table,
+ drop_in=self.drop_in,
+ sr_prefix=self.sr_prefix,
+ v4src_addr=self.v4src_addr,
+ v4src_position=self.v4src_position,
+ is_del=1,
+ )
+ self._configured = False
+
+ def query_vpp_config(self):
+ return self._configured
+
+ def object_id(self):
+ return "%d;%s,%s" % (self.fib_table, self.localsid_prefix, self.behavior)
+
+
+class VppSRv6MobilePolicy(VppObject):
+ """
+ SRv6 Policy
+ """
+
+ def __init__(
+ self,
+ test,
+ bsid_addr,
+ sr_prefix,
+ v6src_prefix,
+ behavior,
+ fib_table=0,
+ local_fib_table=0,
+ encap_src=None,
+ drop_in=0,
+ nhtype=SRv6MobileNhtype.SRV6_NHTYPE_API_NONE,
+ ):
+ self._test = test
+ self.bsid_addr = bsid_addr
+ self.sr_prefix = sr_prefix
+ self.v6src_prefix = v6src_prefix
+ self.behavior = behavior
+ self.fib_table = fib_table
+ self.local_fib_table = local_fib_table
+ self.drop_in = drop_in
+ self.nhtype = nhtype
+ self.encap_src = encap_src
+ self._configured = False
+
+ def add_vpp_config(self):
+ self._test.vapi.sr_mobile_policy_add(
+ bsid_addr=self.bsid_addr,
+ sr_prefix=self.sr_prefix,
+ v6src_prefix=self.v6src_prefix,
+ behavior=self.behavior,
+ fib_table=self.fib_table,
+ local_fib_table=self.local_fib_table,
+ encap_src=self.encap_src,
+ drop_in=self.drop_in,
+ nhtype=self.nhtype,
+ )
+ self._configured = True
+
+ def remove_vpp_config(self):
+ self._test.vapi.sr_policy_del(self.bsid_addr)
+ self._configured = False
+
+ def query_vpp_config(self):
+ # no API to query SR Policies
+ # use _configured flag for now
+ return self._configured
+
+ def object_id(self):
+ return "%d;%s-><%s>;%d" % (
+ self.sr_type,
+ self.bsid,
+ ",".join(self.segments),
+ self.is_encap,
+ )
Code Review / vpp.git / commitdiff