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authorNathan Skrzypczak <nathan.skrzypczak@gmail.com>2019-11-20 17:34:58 +0100
committerDave Wallace <dwallacelf@gmail.com>2019-11-22 18:55:38 +0000
commit7bd1fd776fe6f6543da0c67830c26b67ff9d2dd3 (patch)
tree881e91fda8ae8afe0e9fc65868467417987e2e75 /src/plugins/quic
parenta7f81b75e60418a95988c0aac88c222f3cac38ba (diff)
quic: Remove qctx opening pool
Type: fix We don't need the pool anymore as we store the ctx index in the underlying UDP session opaque Change-Id: Iec9be9c84a1f929d94b084176a143d304b0acb83 Signed-off-by: Nathan Skrzypczak <nathan.skrzypczak@gmail.com>
Diffstat (limited to 'src/plugins/quic')
-rw-r--r--src/plugins/quic/quic.c48
-rw-r--r--src/plugins/quic/quic.h1
2 files changed, 15 insertions, 34 deletions
diff --git a/src/plugins/quic/quic.c b/src/plugins/quic/quic.c
index 8eb42290dca..4962a2bb442 100644
--- a/src/plugins/quic/quic.c
+++ b/src/plugins/quic/quic.c
@@ -1649,7 +1649,6 @@ quic_udp_session_accepted_callback (session_t * udp_session)
{
/* New UDP connection, try to accept it */
u32 ctx_index;
- u32 *pool_index;
quic_ctx_t *ctx, *lctx;
session_t *udp_listen_session;
u32 thread_index = vlib_get_thread_index ();
@@ -1680,11 +1679,6 @@ quic_udp_session_accepted_callback (session_t * udp_session)
udp_session->opaque = ctx_index;
- /* Put this ctx in the "opening" pool */
- pool_get (quic_main.wrk_ctx[ctx->c_thread_index].opening_ctx_pool,
- pool_index);
- *pool_index = ctx_index;
-
/* TODO timeout to delete these if they never connect */
return 0;
}
@@ -1824,13 +1818,19 @@ quic_accept_connection (u32 ctx_index, struct sockaddr *sa,
/* new connection, accept and create context if packet is valid
* TODO: check if socket is actually listening? */
ctx = quic_ctx_get (ctx_index, thread_index);
+ if (ctx->c_s_index != QUIC_SESSION_INVALID)
+ {
+ QUIC_DBG (2, "already accepted ctx 0x%x", ctx_index);
+ return -1;
+ }
+
quicly_ctx = quic_get_quicly_ctx_from_ctx (ctx);
if ((rv = quicly_accept (&conn, quicly_ctx, NULL, sa,
&packet, NULL, &quic_main.next_cid, NULL)))
{
/* Invalid packet, pass */
assert (conn == NULL);
- QUIC_ERR ("Accept failed with %d", rv);
+ QUIC_ERR ("Accept failed with %U", quic_format_err, rv);
/* TODO: cleanup created quic ctx and UDP session */
return 0;
}
@@ -1919,13 +1919,13 @@ quic_process_one_rx_packet (u64 udp_session_handle, svm_fifo_t * f,
size_t plen;
struct sockaddr_in6 sa6;
struct sockaddr *sa = (struct sockaddr *) &sa6;
+ session_t *udp_session;
socklen_t salen;
u32 full_len, ret;
int err, rv = 0;
packet_ctx->thread_index = UINT32_MAX;
packet_ctx->ctx_index = UINT32_MAX;
u32 thread_index = vlib_get_thread_index ();
- u32 *opening_ctx_pool, *ctx_index_ptr;
u32 cur_deq = svm_fifo_max_dequeue (f) - *fifo_offset;
quicly_context_t *quicly_ctx;
@@ -1993,31 +1993,14 @@ quic_process_one_rx_packet (u64 udp_session_handle, svm_fifo_t * f,
*max_packet = packet_n + 1;
return 0;
}
- else if ((packet_ctx->packet.octets.base[0] & QUICLY_PACKET_TYPE_BITMASK) ==
- QUICLY_PACKET_TYPE_INITIAL)
+ else if (QUICLY_PACKET_IS_LONG_HEADER (packet_ctx->packet.octets.base[0]))
{
- /* Try to find matching "opening" ctx */
- opening_ctx_pool = quic_main.wrk_ctx[thread_index].opening_ctx_pool;
-
- /* *INDENT-OFF* */
- pool_foreach (ctx_index_ptr, opening_ctx_pool,
- ({
- ctx = quic_ctx_get (*ctx_index_ptr, thread_index);
- if (ctx->udp_session_handle == udp_session_handle)
- {
- /* Right ctx found, create conn & remove from pool */
- quic_accept_connection (*ctx_index_ptr, sa, salen, packet_ctx->packet);
- *max_packet = packet_n + 1;
- packet_ctx->thread_index = thread_index;
- packet_ctx->ctx_index = *ctx_index_ptr;
- pool_put (opening_ctx_pool, ctx_index_ptr);
- goto updateOffset;
- }
- }));
- /* *INDENT-ON* */
- QUIC_ERR ("Missing opening ctx (in %d) Thread %d UDP 0x%lx",
- pool_elts (opening_ctx_pool), thread_index,
- udp_session_handle);
+ udp_session = session_get_from_handle (udp_session_handle);
+ if ((rv = quic_accept_connection (udp_session->opaque, sa,
+ salen, packet_ctx->packet)))
+ {
+ QUIC_ERR ("quic accept errored with %d", rv);
+ }
}
else
{
@@ -2025,7 +2008,6 @@ quic_process_one_rx_packet (u64 udp_session_handle, svm_fifo_t * f,
packet_ctx->packet);
}
-updateOffset:
*fifo_offset += SESSION_CONN_HDR_LEN + ph.data_length;
return 0;
}
diff --git a/src/plugins/quic/quic.h b/src/plugins/quic/quic.h
index 004e35b7d15..35b51a502bc 100644
--- a/src/plugins/quic/quic.h
+++ b/src/plugins/quic/quic.h
@@ -161,7 +161,6 @@ typedef struct quic_worker_ctx_
CLIB_CACHE_LINE_ALIGN_MARK (cacheline0);
int64_t time_now; /**< worker time */
tw_timer_wheel_1t_3w_1024sl_ov_t timer_wheel; /**< worker timer wheel */
- u32 *opening_ctx_pool;
} quic_worker_ctx_t;
typedef struct quic_rx_packet_ctx_