From bf12efc432823c83dc06ead6be2094ac605f0021 Mon Sep 17 00:00:00 2001 From: Steven Luong Date: Mon, 25 Jul 2022 09:29:23 -0700 Subject: udp: store mss and sw_if_index to udp_connection_t Store mss and sw_if_index to udp_connection_t and display them via show sessipn verbose 2 Type: fix Signed-off-by: Steven Luong Change-Id: I32928f3f4195b178873dc1bada702e035d99c464 --- src/vnet/udp/udp.c | 7 +++++-- src/vnet/udp/udp.h | 1 + src/vnet/udp/udp_cli.c | 5 +++-- src/vnet/udp/udp_input.c | 2 ++ 4 files changed, 11 insertions(+), 4 deletions(-) (limited to 'src') diff --git a/src/vnet/udp/udp.c b/src/vnet/udp/udp.c index 43391f9f4e5..9b2ed886d0f 100644 --- a/src/vnet/udp/udp.c +++ b/src/vnet/udp/udp.c @@ -185,7 +185,8 @@ udp_session_bind (u32 session_index, transport_endpoint_cfg_t *lcl) listener->c_proto = TRANSPORT_PROTO_UDP; listener->c_s_index = session_index; listener->c_fib_index = lcl->fib_index; - listener->mss = udp_default_mtu (um, listener->c_is_ip4); + listener->mss = + lcl->mss ? lcl->mss : udp_default_mtu (um, listener->c_is_ip4); listener->flags |= UDP_CONN_F_OWNS_PORT | UDP_CONN_F_LISTEN; lcl_ext = (transport_endpoint_cfg_t *) lcl; if (lcl_ext->transport_flags & TRANSPORT_CFG_F_CONNECTED) @@ -232,7 +233,7 @@ udp_push_one_header (vlib_main_t *vm, udp_connection_t *uc, vlib_buffer_t *b) else vlib_buffer_push_ip6 (vm, b, &uc->c_lcl_ip6, &uc->c_rmt_ip6, IP_PROTOCOL_UDP); - vnet_buffer (b)->sw_if_index[VLIB_RX] = 0; + vnet_buffer (b)->sw_if_index[VLIB_RX] = uc->sw_if_index; vnet_buffer (b)->sw_if_index[VLIB_TX] = uc->c_fib_index; b->flags |= VNET_BUFFER_F_LOCALLY_ORIGINATED; @@ -399,6 +400,8 @@ conn_alloc: uc->c_fib_index = rmt->fib_index; uc->c_dscp = rmt->dscp; uc->mss = rmt->mss ? rmt->mss : udp_default_mtu (um, uc->c_is_ip4); + if (rmt->peer.sw_if_index != ENDPOINT_INVALID_INDEX) + uc->sw_if_index = rmt->peer.sw_if_index; uc->flags |= UDP_CONN_F_OWNS_PORT; if (rmt->transport_flags & TRANSPORT_CFG_F_CONNECTED) { diff --git a/src/vnet/udp/udp.h b/src/vnet/udp/udp.h index 92bcd1c44e7..d51805099ce 100644 --- a/src/vnet/udp/udp.h +++ b/src/vnet/udp/udp.h @@ -63,6 +63,7 @@ typedef struct clib_spinlock_t rx_lock; /**< rx fifo lock */ u8 flags; /**< connection flags */ u16 mss; /**< connection mss */ + u32 sw_if_index; /**< connection sw_if_index */ } udp_connection_t; typedef struct diff --git a/src/vnet/udp/udp_cli.c b/src/vnet/udp/udp_cli.c index 3b7bb380c89..9787eedf933 100644 --- a/src/vnet/udp/udp_cli.c +++ b/src/vnet/udp/udp_cli.c @@ -67,11 +67,12 @@ static u8 * format_udp_vars (u8 * s, va_list * args) { udp_connection_t *uc = va_arg (*args, udp_connection_t *); + s = format (s, " index %u flags: %U", uc->c_c_index, format_udp_connection_flags, uc); - if (!(uc->flags & UDP_CONN_F_LISTEN)) - s = format (s, "\n"); + s = format (s, " \n sw_if_index: %d, mss: %u\n", uc->sw_if_index, uc->mss); + return s; } diff --git a/src/vnet/udp/udp_input.c b/src/vnet/udp/udp_input.c index f6c55f6722e..c11c0d51214 100644 --- a/src/vnet/udp/udp_input.c +++ b/src/vnet/udp/udp_input.c @@ -255,6 +255,7 @@ udp46_input_inline (vlib_main_t * vm, vlib_node_runtime_t * node, { u8 queue_event = 1; uc0 = udp_connection_from_transport (session_get_transport (s0)); + uc0->sw_if_index = vnet_buffer (b[0])->sw_if_index[VLIB_RX]; if (uc0->flags & UDP_CONN_F_CONNECTED) { if (s0->thread_index != thread_index) @@ -298,6 +299,7 @@ udp46_input_inline (vlib_main_t * vm, vlib_node_runtime_t * node, goto done; } s0 = session_get (uc0->c_s_index, uc0->c_thread_index); + uc0->sw_if_index = vnet_buffer (b[0])->sw_if_index[VLIB_RX]; error0 = UDP_ERROR_ACCEPT; } udp_connection_enqueue (uc0, s0, &hdr0, thread_index, b[0], 1, -- cgit 1.2.3-korg