make_v4_ss_kv (session_kv4_t * kv, ip4_address_t * lcl, ip4_address_t * rmt,
u16 lcl_port, u16 rmt_port, u8 proto)
{
- v4_connection_key_t *key = (v4_connection_key_t *) kv->key;
-
- key->src.as_u32 = lcl->as_u32;
- key->dst.as_u32 = rmt->as_u32;
- key->src_port = lcl_port;
- key->dst_port = rmt_port;
- key->proto = proto;
-
+ kv->key[0] = (u64) rmt->as_u32 << 32 | (u64) lcl->as_u32;
+ kv->key[1] = (u64) proto << 32 | (u64) rmt_port << 16 | (u64) lcl_port;
kv->value = ~0ULL;
}
make_v4_listener_kv (session_kv4_t * kv, ip4_address_t * lcl, u16 lcl_port,
u8 proto)
{
- v4_connection_key_t *key = (v4_connection_key_t *) kv->key;
-
- key->src.as_u32 = lcl->as_u32;
- key->dst.as_u32 = 0;
- key->src_port = lcl_port;
- key->dst_port = 0;
- key->proto = proto;
-
+ kv->key[0] = (u64) lcl->as_u32;
+ kv->key[1] = (u64) proto << 32 | (u64) lcl_port;
kv->value = ~0ULL;
}
always_inline void
make_v4_proxy_kv (session_kv4_t * kv, ip4_address_t * lcl, u8 proto)
{
- v4_connection_key_t *key = (v4_connection_key_t *) kv->key;
-
- key->src.as_u32 = lcl->as_u32;
- key->dst.as_u32 = 0;
- key->src_port = 0;
- key->dst_port = 0;
- key->proto = proto;
-
+ kv->key[0] = (u64) lcl->as_u32;
+ kv->key[1] = (u64) proto << 32;
kv->value = ~0ULL;
}
make_v6_ss_kv (session_kv6_t * kv, ip6_address_t * lcl, ip6_address_t * rmt,
u16 lcl_port, u16 rmt_port, u8 proto)
{
- v6_connection_key_t *key = (v6_connection_key_t *) kv->key;
-
- key->src.as_u64[0] = lcl->as_u64[0];
- key->src.as_u64[1] = lcl->as_u64[1];
- key->dst.as_u64[0] = rmt->as_u64[0];
- key->dst.as_u64[1] = rmt->as_u64[1];
- key->src_port = lcl_port;
- key->dst_port = rmt_port;
- key->proto = proto;
- key->unused = 0;
-
+ kv->key[0] = lcl->as_u64[0];
+ kv->key[1] = lcl->as_u64[1];
+ kv->key[2] = rmt->as_u64[0];
+ kv->key[3] = rmt->as_u64[1];
+ kv->key[4] = (u64) proto << 32 | (u64) rmt_port << 16 | (u64) lcl_port;
+ kv->key[5] = 0;
kv->value = ~0ULL;
}
make_v6_listener_kv (session_kv6_t * kv, ip6_address_t * lcl, u16 lcl_port,
u8 proto)
{
- v6_connection_key_t *key = (v6_connection_key_t *) kv->key;
-
- key->src.as_u64[0] = lcl->as_u64[0];
- key->src.as_u64[1] = lcl->as_u64[1];
- key->dst.as_u64[0] = 0;
- key->dst.as_u64[1] = 0;
- key->src_port = lcl_port;
- key->dst_port = 0;
- key->proto = proto;
- key->unused = 0;
-
+ kv->key[0] = lcl->as_u64[0];
+ kv->key[1] = lcl->as_u64[1];
+ kv->key[2] = 0;
+ kv->key[3] = 0;
+ kv->key[4] = (u64) proto << 32 | (u64) lcl_port;
+ kv->key[5] = 0;
kv->value = ~0ULL;
}
always_inline void
make_v6_proxy_kv (session_kv6_t * kv, ip6_address_t * lcl, u8 proto)
{
- v6_connection_key_t *key = (v6_connection_key_t *) kv->key;
-
- key->src.as_u64[0] = lcl->as_u64[0];
- key->src.as_u64[1] = lcl->as_u64[1];
- key->dst.as_u64[0] = 0;
- key->dst.as_u64[1] = 0;
- key->src_port = 0;
- key->dst_port = 0;
- key->proto = proto;
- key->unused = 0;
-
+ kv->key[0] = lcl->as_u64[0];
+ kv->key[1] = lcl->as_u64[1];
+ kv->key[2] = 0;
+ kv->key[3] = 0;
+ kv->key[4] = (u64) proto << 32;
+ kv->key[5] = 0;
kv->value = ~0ULL;
}
vec_validate (fib_index_to_table_index[fib_proto], fib_index);
fib_index_to_table_index[fib_proto][fib_index] = table_index;
st->active_fib_proto = fib_proto;
+ session_table_init (st, fib_proto);
return st;
}
else
return 1;
}
-static u32
-session_lookup_action_to_app_index (u32 action_index)
+static u64
+session_lookup_action_to_handle (u32 action_index)
{
switch (action_index)
{
case SESSION_RULES_TABLE_ACTION_DROP:
- return APP_DROP_INDEX;
+ return SESSION_DROP_HANDLE;
case SESSION_RULES_TABLE_ACTION_ALLOW:
case SESSION_RULES_TABLE_INVALID_INDEX:
- return APP_INVALID_INDEX;
+ return SESSION_INVALID_HANDLE;
default:
+ /* application index */
return action_index;
}
}
u8 transport_proto)
{
u32 app_index;
- app_index = session_lookup_action_to_app_index (action_index);
+ app_index = session_lookup_action_to_handle (action_index);
/* Nothing sophisticated for now, action index is app index */
return session_lookup_app_listen_session (app_index, fib_proto,
transport_proto);
}
+/** UNUSED */
stream_session_t *
session_lookup_rules_table_session4 (session_table_t * st, u8 proto,
ip4_address_t * lcl, u16 lcl_port,
u32 action_index, app_index;
action_index = session_rules_table_lookup4 (srt, lcl, rmt, lcl_port,
rmt_port);
- app_index = session_lookup_action_to_app_index (action_index);
+ app_index = session_lookup_action_to_handle (action_index);
/* Nothing sophisticated for now, action index is app index */
return session_lookup_app_listen_session (app_index, FIB_PROTOCOL_IP4,
proto);
}
+/** UNUSED */
stream_session_t *
session_lookup_rules_table_session6 (session_table_t * st, u8 proto,
ip6_address_t * lcl, u16 lcl_port,
u32 action_index, app_index;
action_index = session_rules_table_lookup6 (srt, lcl, rmt, lcl_port,
rmt_port);
- app_index = session_lookup_action_to_app_index (action_index);
+ app_index = session_lookup_action_to_handle (action_index);
return session_lookup_app_listen_session (app_index, FIB_PROTOCOL_IP6,
proto);
}
* @param use_rules flag that indicates if the session rules of the table
* should be used
* @return invalid handle if nothing is found, the handle of a valid listener
- * or an action_index if a rule is hit
+ * or an action derived handle if a rule is hit
*/
u64
session_lookup_endpoint_listener (u32 table_index, session_endpoint_t * sep,
ai = session_rules_table_lookup4 (srt, &lcl4, &sep->ip.ip4, 0,
sep->port);
if (session_lookup_action_index_is_valid (ai))
- return session_lookup_action_to_app_index (ai);
+ return session_lookup_action_to_handle (ai);
}
}
else
ai = session_rules_table_lookup6 (srt, &lcl6, &sep->ip.ip6, 0,
sep->port);
if (session_lookup_action_index_is_valid (ai))
- return session_lookup_action_to_app_index (ai);
+ return session_lookup_action_to_handle (ai);
}
}
return SESSION_INVALID_HANDLE;
*
* @param table_index table where the lookup should be done
* @param sep session endpoint to be looked up
- * @return index that can be interpreted as an app index or drop action.
+ * @return session handle that can be interpreted as an adjacency
*/
-u32
+u64
session_lookup_local_endpoint (u32 table_index, session_endpoint_t * sep)
{
session_rules_table_t *srt;
ai = session_rules_table_lookup4 (srt, &lcl4, &sep->ip.ip4, 0,
sep->port);
if (session_lookup_action_index_is_valid (ai))
- return session_lookup_action_to_app_index (ai);
+ return session_lookup_action_to_handle (ai);
/*
* Check if session endpoint is a listener
sep->transport_proto);
rv = clib_bihash_search_inline_16_8 (&st->v4_session_hash, &kv4);
if (rv == 0)
- return (u32) kv4.value;
+ return kv4.value;
/*
* Zero out the ip. Logic is that connect to local ips, say
* 127.0.0.1:port, can match 0.0.0.0:port
*/
- kv4.key[0] = 0;
- rv = clib_bihash_search_inline_16_8 (&st->v4_session_hash, &kv4);
- if (rv == 0)
- return (u32) kv4.value;
+ if (ip4_is_local_host (&sep->ip.ip4))
+ {
+ kv4.key[0] = 0;
+ rv = clib_bihash_search_inline_16_8 (&st->v4_session_hash, &kv4);
+ if (rv == 0)
+ return kv4.value;
+ }
+ else
+ {
+ kv4.key[0] = 0;
+ }
/*
* Zero out the port and check if we have proxy
kv4.key[1] = 0;
rv = clib_bihash_search_inline_16_8 (&st->v4_session_hash, &kv4);
if (rv == 0)
- return (u32) kv4.value;
+ return kv4.value;
}
else
{
ai = session_rules_table_lookup6 (srt, &lcl6, &sep->ip.ip6, 0,
sep->port);
if (session_lookup_action_index_is_valid (ai))
- return session_lookup_action_to_app_index (ai);
+ return session_lookup_action_to_handle (ai);
make_v6_listener_kv (&kv6, &sep->ip.ip6, sep->port,
sep->transport_proto);
rv = clib_bihash_search_inline_48_8 (&st->v6_session_hash, &kv6);
if (rv == 0)
- return (u32) kv6.value;
+ return kv6.value;
/*
* Zero out the ip. Same logic as above.
*/
- kv6.key[0] = kv6.key[1] = 0;
- rv = clib_bihash_search_inline_48_8 (&st->v6_session_hash, &kv6);
- if (rv == 0)
- return (u32) kv6.value;
+
+ if (ip6_is_local_host (&sep->ip.ip6))
+ {
+ kv6.key[0] = kv6.key[1] = 0;
+ rv = clib_bihash_search_inline_48_8 (&st->v6_session_hash, &kv6);
+ if (rv == 0)
+ return kv6.value;
+ }
+ else
+ {
+ kv6.key[0] = kv6.key[1] = 0;
+ }
/*
* Zero out the port. Same logic as above.
kv6.key[4] = kv6.key[5] = 0;
rv = clib_bihash_search_inline_48_8 (&st->v6_session_hash, &kv6);
if (rv == 0)
- return (u32) kv6.value;
+ return kv6.value;
}
- return APP_INVALID_INDEX;
+ return SESSION_INVALID_HANDLE;
}
-static stream_session_t *
+static inline stream_session_t *
session_lookup_listener4_i (session_table_t * st, ip4_address_t * lcl,
- u16 lcl_port, u8 proto)
+ u16 lcl_port, u8 proto, u8 use_wildcard)
{
session_kv4_t kv4;
int rv;
- session_type_t session_type;
/*
* First, try a fully formed listener
*/
- session_type = session_type_from_proto_and_ip (proto, 1);
make_v4_listener_kv (&kv4, lcl, lcl_port, proto);
rv = clib_bihash_search_inline_16_8 (&st->v4_session_hash, &kv4);
if (rv == 0)
- return session_manager_get_listener (session_type, (u32) kv4.value);
+ return listen_session_get ((u32) kv4.value);
/*
* Zero out the lcl ip and check if any 0/0 port binds have been done
*/
- kv4.key[0] = 0;
- rv = clib_bihash_search_inline_16_8 (&st->v4_session_hash, &kv4);
- if (rv == 0)
- return session_manager_get_listener (session_type, (u32) kv4.value);
+ if (use_wildcard)
+ {
+ kv4.key[0] = 0;
+ rv = clib_bihash_search_inline_16_8 (&st->v4_session_hash, &kv4);
+ if (rv == 0)
+ return listen_session_get ((u32) kv4.value);
+ }
+ else
+ {
+ kv4.key[0] = 0;
+ }
/*
* Zero out port and check if we have a proxy set up for our ip
make_v4_proxy_kv (&kv4, lcl, proto);
rv = clib_bihash_search_inline_16_8 (&st->v4_session_hash, &kv4);
if (rv == 0)
- return session_manager_get_listener (session_type, (u32) kv4.value);
+ return listen_session_get ((u32) kv4.value);
return 0;
}
st = session_table_get_for_fib_index (FIB_PROTOCOL_IP4, fib_index);
if (!st)
return 0;
- return session_lookup_listener4_i (st, lcl, lcl_port, proto);
+ return session_lookup_listener4_i (st, lcl, lcl_port, proto, 0);
}
static stream_session_t *
session_lookup_listener6_i (session_table_t * st, ip6_address_t * lcl,
- u16 lcl_port, u8 proto)
+ u16 lcl_port, u8 proto, u8 ip_wildcard)
{
session_kv6_t kv6;
int rv;
- session_type_t session_type;
- session_type = session_type_from_proto_and_ip (proto, 0);
make_v6_listener_kv (&kv6, lcl, lcl_port, proto);
rv = clib_bihash_search_inline_48_8 (&st->v6_session_hash, &kv6);
if (rv == 0)
- return session_manager_get_listener (session_type, (u32) kv6.value);
+ return listen_session_get ((u32) kv6.value);
/* Zero out the lcl ip */
- kv6.key[0] = kv6.key[1] = 0;
- rv = clib_bihash_search_inline_48_8 (&st->v6_session_hash, &kv6);
- if (rv == 0)
- return session_manager_get_listener (session_type, (u32) kv6.value);
+ if (ip_wildcard)
+ {
+ kv6.key[0] = kv6.key[1] = 0;
+ rv = clib_bihash_search_inline_48_8 (&st->v6_session_hash, &kv6);
+ if (rv == 0)
+ return listen_session_get ((u32) kv6.value);
+ }
+ else
+ {
+ kv6.key[0] = kv6.key[1] = 0;
+ }
make_v6_proxy_kv (&kv6, lcl, proto);
rv = clib_bihash_search_inline_48_8 (&st->v6_session_hash, &kv6);
if (rv == 0)
- return session_manager_get_listener (session_type, (u32) kv6.value);
+ return listen_session_get ((u32) kv6.value);
return 0;
}
st = session_table_get_for_fib_index (FIB_PROTOCOL_IP6, fib_index);
if (!st)
return 0;
- return session_lookup_listener6_i (st, lcl, lcl_port, proto);
+ return session_lookup_listener6_i (st, lcl, lcl_port, proto, 1);
}
+/**
+ * Lookup listener, exact or proxy (inaddr_any:0) match
+ */
stream_session_t *
session_lookup_listener (u32 table_index, session_endpoint_t * sep)
{
return 0;
if (sep->is_ip4)
return session_lookup_listener4_i (st, &sep->ip.ip4, sep->port,
- sep->transport_proto);
+ sep->transport_proto, 0);
else
return session_lookup_listener6_i (st, &sep->ip.ip6, sep->port,
- sep->transport_proto);
+ sep->transport_proto, 0);
return 0;
}
/*
* If nothing is found, check if any listener is available
*/
- s = session_lookup_listener4_i (st, lcl, lcl_port, proto);
+ s = session_lookup_listener4_i (st, lcl, lcl_port, proto, 1);
if (s)
return tp_vfts[proto].get_listener (s->connection_index);
/*
* If nothing is found, check if any listener is available
*/
- s = session_lookup_listener4_i (st, lcl, lcl_port, proto);
+ s = session_lookup_listener4_i (st, lcl, lcl_port, proto, 1);
if (s)
return tp_vfts[proto].get_listener (s->connection_index);
/*
* If nothing is found, check if any listener is available
*/
- if ((s = session_lookup_listener4_i (st, lcl, lcl_port, proto)))
+ if ((s = session_lookup_listener4_i (st, lcl, lcl_port, proto, 1)))
return s;
return 0;
}
/* If nothing is found, check if any listener is available */
- s = session_lookup_listener6_i (st, lcl, lcl_port, proto);
+ s = session_lookup_listener6_i (st, lcl, lcl_port, proto, 1);
if (s)
return tp_vfts[proto].get_listener (s->connection_index);
}
/* If nothing is found, check if any listener is available */
- s = session_lookup_listener6 (fib_index, lcl, lcl_port, proto);
+ s = session_lookup_listener6_i (st, lcl, lcl_port, proto, 1);
if (s)
return tp_vfts[proto].get_listener (s->connection_index);
}
/* If nothing is found, check if any listener is available */
- if ((s = session_lookup_listener6_i (st, lcl, lcl_port, proto)))
+ if ((s = session_lookup_listener6_i (st, lcl, lcl_port, proto, 1)))
return s;
return 0;
}
-u64
-session_lookup_local_listener_make_handle (session_endpoint_t * sep)
-{
- return ((u64) SESSION_LOCAL_TABLE_PREFIX << 32
- | (u32) sep->port << 16 | (u32) sep->transport_proto << 8
- | (u32) sep->is_ip4);
-}
-
-u8
-session_lookup_local_is_handle (u64 handle)
-{
- if (handle >> 32 == SESSION_LOCAL_TABLE_PREFIX)
- return 1;
- return 0;
-}
-
-int
-session_lookup_local_listener_parse_handle (u64 handle,
- session_endpoint_t * sep)
-{
- u32 local_table_handle;
- if (handle >> 32 != SESSION_LOCAL_TABLE_PREFIX)
- return -1;
- local_table_handle = handle & 0xFFFFFFFFULL;
- sep->is_ip4 = local_table_handle & 0xff;
- local_table_handle >>= 8;
- sep->transport_proto = local_table_handle & 0xff;
- sep->port = local_table_handle >> 8;
- return 0;
-}
-
clib_error_t *
vnet_session_rule_add_del (session_rule_add_del_args_t * args)
{
format_ip4_session_lookup_kvp (u8 * s, va_list * args)
{
clib_bihash_kv_16_8_t *kvp = va_arg (*args, clib_bihash_kv_16_8_t *);
- u32 is_local = va_arg (*args, u32);
+ u32 is_local = va_arg (*args, u32), app_index, session_index;
u8 *app_name, *str = 0;
stream_session_t *session;
v4_connection_key_t *key = (v4_connection_key_t *) kvp->key;
}
else
{
- app_name = application_name_from_index (kvp->value);
+ local_session_parse_handle (kvp->value, &app_index, &session_index);
+ app_name = application_name_from_index (app_index);
str = format (0, "[%U] %U:%d", format_transport_proto_short, key->proto,
format_ip4_address, &key->src,
clib_net_to_host_u16 (key->src_port));