}
always_inline void
-make_v4_ss_kv_from_tc (session_kv4_t * kv, transport_connection_t * t)
+make_v4_ss_kv_from_tc (session_kv4_t * kv, transport_connection_t * tc)
{
- make_v4_ss_kv (kv, &t->lcl_ip.ip4, &t->rmt_ip.ip4, t->lcl_port, t->rmt_port,
- session_type_from_proto_and_ip (t->proto, 1));
+ make_v4_ss_kv (kv, &tc->lcl_ip.ip4, &tc->rmt_ip.ip4, tc->lcl_port,
+ tc->rmt_port, tc->proto);
}
always_inline void
}
always_inline void
-make_v6_ss_kv_from_tc (session_kv6_t * kv, transport_connection_t * t)
+make_v6_ss_kv_from_tc (session_kv6_t * kv, transport_connection_t * tc)
{
- make_v6_ss_kv (kv, &t->lcl_ip.ip6, &t->rmt_ip.ip6, t->lcl_port, t->rmt_port,
- session_type_from_proto_and_ip (t->proto, 0));
+ make_v6_ss_kv (kv, &tc->lcl_ip.ip6, &tc->rmt_ip.ip6, tc->lcl_port,
+ tc->rmt_port, tc->proto);
}
static session_table_t *
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
int
session_lookup_del_session (stream_session_t * s)
{
+ transport_proto_t tp = session_get_transport_proto (s);
transport_connection_t *ts;
- ts = tp_vfts[s->session_type].get_connection (s->connection_index,
- s->thread_index);
+ ts = tp_vfts[tp].get_connection (s->connection_index, s->thread_index);
return session_lookup_del_connection (ts);
}
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,
session_table_t *st;
u32 ai;
int rv;
- u8 sst;
- sst = session_type_from_proto_and_ip (sep->transport_proto, sep->is_ip4);
st = session_table_get (table_index);
if (!st)
return SESSION_INVALID_HANDLE;
session_kv4_t kv4;
ip4_address_t lcl4;
- make_v4_listener_kv (&kv4, &sep->ip.ip4, sep->port, sst);
+ make_v4_listener_kv (&kv4, &sep->ip.ip4, sep->port,
+ sep->transport_proto);
rv = clib_bihash_search_inline_16_8 (&st->v4_session_hash, &kv4);
if (rv == 0)
return kv4.value;
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
session_kv6_t kv6;
ip6_address_t lcl6;
- make_v6_listener_kv (&kv6, &sep->ip.ip6, sep->port, sst);
+ 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 kv6.value;
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 (proto, (u32) kv4.value);
+ return session_manager_get_listener (session_type, (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 (proto, (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 session_manager_get_listener (session_type, (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 (proto, (u32) kv4.value);
+ return session_manager_get_listener (session_type, (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 (proto, (u32) kv6.value);
+ return session_manager_get_listener (session_type, (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 (proto, (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 session_manager_get_listener (session_type, (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 (proto, (u32) kv6.value);
+ return session_manager_get_listener (session_type, (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;
}
{
ASSERT ((u32) (kv4.value >> 32) == thread_index);
s = session_get (kv4.value & 0xFFFFFFFFULL, thread_index);
- return tp_vfts[s->session_type].get_connection (s->connection_index,
- thread_index);
+ return tp_vfts[proto].get_connection (s->connection_index,
+ thread_index);
}
/*
*/
rv = clib_bihash_search_inline_16_8 (&st->v4_half_open_hash, &kv4);
if (rv == 0)
- {
- u32 sst = session_type_from_proto_and_ip (proto, 1);
- return tp_vfts[sst].get_half_open (kv4.value & 0xFFFFFFFF);
- }
+ return tp_vfts[proto].get_half_open (kv4.value & 0xFFFFFFFF);
/*
* Check the session rules table
return 0;
if ((s = session_lookup_action_to_session (action_index,
FIB_PROTOCOL_IP4, proto)))
- return tp_vfts[s->session_type].get_listener (s->connection_index);
+ return tp_vfts[proto].get_listener (s->connection_index);
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[s->session_type].get_listener (s->connection_index);
+ return tp_vfts[proto].get_listener (s->connection_index);
return 0;
}
if (rv == 0)
{
s = session_get_from_handle (kv4.value);
- return tp_vfts[s->session_type].get_connection (s->connection_index,
- s->thread_index);
+ return tp_vfts[proto].get_connection (s->connection_index,
+ s->thread_index);
}
/*
*/
rv = clib_bihash_search_inline_16_8 (&st->v4_half_open_hash, &kv4);
if (rv == 0)
- {
- u32 sst = session_type_from_proto_and_ip (proto, 1);
- return tp_vfts[sst].get_half_open (kv4.value & 0xFFFFFFFF);
- }
+ return tp_vfts[proto].get_half_open (kv4.value & 0xFFFFFFFF);
/*
* Check the session rules table
return 0;
if ((s = session_lookup_action_to_session (action_index,
FIB_PROTOCOL_IP4, proto)))
- return tp_vfts[s->session_type].get_listener (s->connection_index);
+ return tp_vfts[proto].get_listener (s->connection_index);
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[s->session_type].get_listener (s->connection_index);
+ return tp_vfts[proto].get_listener (s->connection_index);
return 0;
}
/*
* 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;
{
ASSERT ((u32) (kv6.value >> 32) == thread_index);
s = session_get (kv6.value & 0xFFFFFFFFULL, thread_index);
- return tp_vfts[s->session_type].get_connection (s->connection_index,
- thread_index);
+ return tp_vfts[proto].get_connection (s->connection_index,
+ thread_index);
}
/* Try half-open connections */
rv = clib_bihash_search_inline_48_8 (&st->v6_half_open_hash, &kv6);
if (rv == 0)
- {
- u32 sst = session_type_from_proto_and_ip (proto, 1);
- return tp_vfts[sst].get_half_open (kv6.value & 0xFFFFFFFF);
- }
+ return tp_vfts[proto].get_half_open (kv6.value & 0xFFFFFFFF);
/* Check the session rules table */
action_index = session_rules_table_lookup6 (&st->session_rules[proto], lcl,
return 0;
if ((s = session_lookup_action_to_session (action_index,
FIB_PROTOCOL_IP6, proto)))
- return tp_vfts[s->session_type].get_listener (s->connection_index);
+ return tp_vfts[proto].get_listener (s->connection_index);
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[s->session_type].get_listener (s->connection_index);
+ return tp_vfts[proto].get_listener (s->connection_index);
return 0;
}
if (rv == 0)
{
s = session_get_from_handle (kv6.value);
- return tp_vfts[s->session_type].get_connection (s->connection_index,
- s->thread_index);
+ return tp_vfts[proto].get_connection (s->connection_index,
+ s->thread_index);
}
/* Try half-open connections */
rv = clib_bihash_search_inline_48_8 (&st->v6_half_open_hash, &kv6);
if (rv == 0)
- {
- u32 sst = session_type_from_proto_and_ip (proto, 1);
- return tp_vfts[sst].get_half_open (kv6.value & 0xFFFFFFFF);
- }
+ return tp_vfts[proto].get_half_open (kv6.value & 0xFFFFFFFF);
/* Check the session rules table */
action_index = session_rules_table_lookup6 (&st->session_rules[proto], lcl,
return 0;
if ((s = session_lookup_action_to_session (action_index,
FIB_PROTOCOL_IP6, proto)))
- return tp_vfts[s->session_type].get_listener (s->connection_index);
+ return tp_vfts[proto].get_listener (s->connection_index);
return 0;
}
/* 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[s->session_type].get_listener (s->connection_index);
+ return tp_vfts[proto].get_listener (s->connection_index);
return 0;
}
}
/* 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)
{
stream_session_t *session;
v4_connection_key_t *key = (v4_connection_key_t *) kvp->key;
- char *proto = key->proto == TRANSPORT_PROTO_TCP ? "T" : "U";
if (!is_local)
{
session = session_get_from_handle (kvp->value);
app_name = application_name_from_index (session->app_index);
- str = format (0, "[%s] %U:%d->%U:%d", proto, format_ip4_address,
- &key->src, clib_net_to_host_u16 (key->src_port),
- format_ip4_address, &key->dst,
- clib_net_to_host_u16 (key->dst_port));
+ str = format (0, "[%U] %U:%d->%U:%d", format_transport_proto_short,
+ key->proto, format_ip4_address, &key->src,
+ clib_net_to_host_u16 (key->src_port), format_ip4_address,
+ &key->dst, clib_net_to_host_u16 (key->dst_port));
s = format (s, "%-40v%-30v", str, app_name);
}
else
{
app_name = application_name_from_index (kvp->value);
- str = format (0, "[%s] %U:%d", proto, format_ip4_address,
- &key->src, clib_net_to_host_u16 (key->src_port));
+ 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));
s = format (s, "%-30v%-30v", str, app_name);
}
vec_free (app_name);