X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=src%2Fvcl%2Fvppcom.c;h=6a1bf1cfcc7b9b947073c223f31b7ca11ad424e7;hb=30e79c2e388a98160a3660f4f03103890c9b1b7c;hp=f1c58c4f2bd70bb85d75207cb99a99d7b5aa2102;hpb=a7a1a22673e029d59f52422263076aaaab81a046;p=vpp.git diff --git a/src/vcl/vppcom.c b/src/vcl/vppcom.c index f1c58c4f2bd..6a1bf1cfcc7 100644 --- a/src/vcl/vppcom.c +++ b/src/vcl/vppcom.c @@ -44,6 +44,22 @@ vcl_wait_for_segment (u64 segment_handle) return 1; } +static inline int +vcl_mq_dequeue_batch (vcl_worker_t * wrk, svm_msg_q_t * mq) +{ + svm_msg_q_msg_t *msg; + u32 n_msgs; + int i; + + n_msgs = svm_msg_q_size (mq); + for (i = 0; i < n_msgs; i++) + { + vec_add2 (wrk->mq_msg_vector, msg, 1); + svm_msg_q_sub_w_lock (mq, msg); + } + return n_msgs; +} + const char * vppcom_session_state_str (session_state_t state) { @@ -175,15 +191,6 @@ format_ip46_address (u8 * s, va_list * args) */ -static svm_msg_q_t * -vcl_session_vpp_evt_q (vcl_worker_t * wrk, vcl_session_t * s) -{ - if (vcl_session_is_ct (s)) - return wrk->vpp_event_queues[0]; - else - return wrk->vpp_event_queues[s->vpp_thread_index]; -} - static void vcl_send_session_accepted_reply (svm_msg_q_t * mq, u32 context, session_handle_t handle, int retval) @@ -227,6 +234,24 @@ vcl_send_session_reset_reply (svm_msg_q_t * mq, u32 context, app_send_ctrl_evt_to_vpp (mq, app_evt); } +void +vcl_send_session_worker_update (vcl_worker_t * wrk, vcl_session_t * s, + u32 wrk_index) +{ + app_session_evt_t _app_evt, *app_evt = &_app_evt; + session_worker_update_msg_t *mp; + svm_msg_q_t *mq; + + mq = vcl_session_vpp_evt_q (wrk, s); + app_alloc_ctrl_evt_to_vpp (mq, app_evt, SESSION_CTRL_EVT_WORKER_UPDATE); + mp = (session_worker_update_msg_t *) app_evt->evt->data; + mp->client_index = wrk->my_client_index; + mp->handle = s->vpp_handle; + mp->req_wrk_index = wrk->vpp_wrk_index; + mp->wrk_index = wrk_index; + app_send_ctrl_evt_to_vpp (mq, app_evt); +} + static u32 vcl_session_accepted_handler (vcl_worker_t * wrk, session_accepted_msg_t * mp) { @@ -540,7 +565,6 @@ vcl_session_disconnected_handler (vcl_worker_t * wrk, /* Caught a disconnect before actually accepting the session */ if (session->session_state == STATE_LISTEN) { - if (!vcl_flag_accepted_session (session, msg->handle, VCL_ACCEPTED_F_CLOSED)) VDBG (0, "session was not accepted!"); @@ -551,6 +575,59 @@ vcl_session_disconnected_handler (vcl_worker_t * wrk, return session; } +static void +vcl_session_req_worker_update_handler (vcl_worker_t * wrk, void *data) +{ + session_req_worker_update_msg_t *msg; + vcl_session_t *s; + + msg = (session_req_worker_update_msg_t *) data; + s = vcl_session_get_w_vpp_handle (wrk, msg->session_handle); + if (!s) + return; + + vec_add1 (wrk->pending_session_wrk_updates, s->session_index); +} + +static void +vcl_session_worker_update_reply_handler (vcl_worker_t * wrk, void *data) +{ + session_worker_update_reply_msg_t *msg; + vcl_session_t *s; + + msg = (session_worker_update_reply_msg_t *) data; + s = vcl_session_get_w_vpp_handle (wrk, msg->handle); + if (!s) + { + VDBG (0, "unknown handle 0x%llx", msg->handle); + return; + } + if (vcl_wait_for_segment (msg->segment_handle)) + { + clib_warning ("segment for session %u couldn't be mounted!", + s->session_index); + return; + } + s->rx_fifo = uword_to_pointer (msg->rx_fifo, svm_fifo_t *); + s->tx_fifo = uword_to_pointer (msg->tx_fifo, svm_fifo_t *); + + s->rx_fifo->client_session_index = s->session_index; + s->tx_fifo->client_session_index = s->session_index; + s->rx_fifo->client_thread_index = wrk->wrk_index; + s->tx_fifo->client_thread_index = wrk->wrk_index; + s->session_state = STATE_UPDATED; + + if (s->shared_index != VCL_INVALID_SESSION_INDEX) + { + vcl_shared_session_t *ss; + ss = vcl_shared_session_get (s->shared_index); + if (vec_len (ss->workers) > 1) + VDBG (0, "workers need to be updated"); + } + VDBG (0, "session %u[0x%llx] moved to worker %u", s->session_index, + s->vpp_handle, wrk->wrk_index); +} + static int vcl_handle_mq_event (vcl_worker_t * wrk, session_event_t * e) { @@ -587,13 +664,19 @@ vcl_handle_mq_event (vcl_worker_t * wrk, session_event_t * e) case SESSION_CTRL_EVT_BOUND: vcl_session_bound_handler (wrk, (session_bound_msg_t *) e->data); break; + case SESSION_CTRL_EVT_REQ_WORKER_UPDATE: + vcl_session_req_worker_update_handler (wrk, e->data); + break; + case SESSION_CTRL_EVT_WORKER_UPDATE_REPLY: + vcl_session_worker_update_reply_handler (wrk, e->data); + break; default: clib_warning ("unhandled %u", e->event_type); } return VPPCOM_OK; } -static inline int +static int vppcom_wait_for_session_state_change (u32 session_index, session_state_t state, f64 wait_for_time) @@ -638,6 +721,52 @@ vppcom_wait_for_session_state_change (u32 session_index, return VPPCOM_ETIMEDOUT; } +static void +vcl_handle_pending_wrk_updates (vcl_worker_t * wrk) +{ + session_state_t state; + vcl_session_t *s; + u32 *sip; + + if (PREDICT_TRUE (vec_len (wrk->pending_session_wrk_updates) == 0)) + return; + + vec_foreach (sip, wrk->pending_session_wrk_updates) + { + s = vcl_session_get (wrk, *sip); + vcl_send_session_worker_update (wrk, s, wrk->wrk_index); + state = s->session_state; + vppcom_wait_for_session_state_change (s->session_index, STATE_UPDATED, 5); + s->session_state = state; + } + vec_reset_length (wrk->pending_session_wrk_updates); +} + +static void +vcl_flush_mq_events (void) +{ + vcl_worker_t *wrk = vcl_worker_get_current (); + svm_msg_q_msg_t *msg; + session_event_t *e; + svm_msg_q_t *mq; + int i; + + mq = wrk->app_event_queue; + svm_msg_q_lock (mq); + vcl_mq_dequeue_batch (wrk, mq); + svm_msg_q_unlock (mq); + + for (i = 0; i < vec_len (wrk->mq_msg_vector); i++) + { + msg = vec_elt_at_index (wrk->mq_msg_vector, i); + e = svm_msg_q_msg_data (mq, msg); + vcl_handle_mq_event (wrk, e); + svm_msg_q_free_msg (mq, msg); + } + vec_reset_length (wrk->mq_msg_vector); + vcl_handle_pending_wrk_updates (wrk); +} + static int vppcom_app_session_enable (void) { @@ -845,13 +974,14 @@ static void vcl_app_pre_fork (void) { vcl_incercept_sigchld (); + vcl_flush_mq_events (); } static void vcl_app_fork_child_handler (void) { + vcl_worker_t *parent_wrk, *wrk; int rv, parent_wrk_index; - vcl_worker_t *parent_wrk; u8 *child_name; parent_wrk_index = vcl_get_worker_index (); @@ -884,6 +1014,8 @@ vcl_app_fork_child_handler (void) */ vcl_worker_register_with_vpp (); parent_wrk = vcl_worker_get (parent_wrk_index); + wrk = vcl_worker_get_current (); + wrk->vpp_event_queues = vec_dup (parent_wrk->vpp_event_queues); vcl_worker_share_sessions (parent_wrk); parent_wrk->forked_child = vcl_get_worker_index (); @@ -1097,7 +1229,11 @@ vppcom_session_close (uint32_t session_handle) } if (!do_disconnect) - goto cleanup; + { + VDBG (0, "session handle %u [0x%llx] disconnect skipped", + session_handle, vpp_handle); + goto cleanup; + } if (state & STATE_LISTEN) { @@ -1143,10 +1279,7 @@ cleanup: vcl_ct_registration_unlock (wrk); } - if (vpp_handle != ~0) - { - vcl_session_table_del_vpp_handle (wrk, vpp_handle); - } + vcl_session_table_del_vpp_handle (wrk, vpp_handle); vcl_session_free (wrk, session); VDBG (0, "session handle %u [0x%llx] removed", session_handle, vpp_handle); @@ -1191,7 +1324,7 @@ vppcom_session_bind (uint32_t session_handle, vppcom_endpt_t * ep) format_ip46_address, &session->transport.lcl_ip, session->transport.is_ip4 ? IP46_TYPE_IP4 : IP46_TYPE_IP6, clib_net_to_host_u16 (session->transport.lcl_port), - session->session_type ? "UDP" : "TCP"); + vppcom_proto_str (session->session_type)); vcl_evt (VCL_EVT_BIND, session); if (session->session_type == VPPCOM_PROTO_UDP) @@ -1246,6 +1379,55 @@ vppcom_session_listen (uint32_t listen_sh, uint32_t q_len) return VPPCOM_OK; } +int +vppcom_session_tls_add_cert (uint32_t session_handle, char *cert, + uint32_t cert_len) +{ + + vcl_worker_t *wrk = vcl_worker_get_current (); + vcl_session_t *session = 0; + + session = vcl_session_get_w_handle (wrk, session_handle); + if (!session) + return VPPCOM_EBADFD; + + if (cert_len == 0 || cert_len == ~0) + return VPPCOM_EBADFD; + + /* + * Send listen request to vpp and wait for reply + */ + vppcom_send_application_tls_cert_add (session, cert, cert_len); + + return VPPCOM_OK; + +} + +int +vppcom_session_tls_add_key (uint32_t session_handle, char *key, + uint32_t key_len) +{ + + vcl_worker_t *wrk = vcl_worker_get_current (); + vcl_session_t *session = 0; + + session = vcl_session_get_w_handle (wrk, session_handle); + if (!session) + return VPPCOM_EBADFD; + + if (key_len == 0 || key_len == ~0) + return VPPCOM_EBADFD; + + /* + * Send listen request to vpp and wait for reply + */ + vppcom_send_application_tls_key_add (session, key, key_len); + + return VPPCOM_OK; + + +} + static int validate_args_session_accept_ (vcl_worker_t * wrk, vcl_session_t * listen_session) @@ -1420,7 +1602,7 @@ vppcom_session_connect (uint32_t session_handle, vppcom_endpt_t * server_ep) &session->transport.rmt_ip, session->transport.is_ip4 ? IP46_TYPE_IP4 : IP46_TYPE_IP6, clib_net_to_host_u16 (session->transport.rmt_port), - session->session_type ? "UDP" : "TCP", session->session_state, + vppcom_proto_str (session->session_type), session->session_state, vppcom_session_state_str (session->session_state)); return VPPCOM_OK; } @@ -1442,7 +1624,7 @@ vppcom_session_connect (uint32_t session_handle, vppcom_endpt_t * server_ep) &session->transport.rmt_ip, session->transport.is_ip4 ? IP46_TYPE_IP4 : IP46_TYPE_IP6, clib_net_to_host_u16 (session->transport.rmt_port), - session->session_type ? "UDP" : "TCP"); + vppcom_proto_str (session->session_type)); /* * Send connect request and wait for reply from vpp @@ -1899,22 +2081,6 @@ vppcom_session_write_ready (vcl_session_t * session) return svm_fifo_max_enqueue (session->tx_fifo); } -static inline int -vcl_mq_dequeue_batch (vcl_worker_t * wrk, svm_msg_q_t * mq) -{ - svm_msg_q_msg_t *msg; - u32 n_msgs; - int i; - - n_msgs = svm_msg_q_size (mq); - for (i = 0; i < n_msgs; i++) - { - vec_add2 (wrk->mq_msg_vector, msg, 1); - svm_msg_q_sub_w_lock (mq, msg); - } - return n_msgs; -} - #define vcl_fifo_rx_evt_valid_or_break(_fifo) \ if (PREDICT_FALSE (svm_fifo_is_empty (_fifo))) \ { \ @@ -1944,7 +2110,7 @@ vcl_select_handle_mq_event (vcl_worker_t * wrk, session_event_t * e, break; if (sid < n_bits && read_map) { - clib_bitmap_set_no_check (read_map, sid, 1); + clib_bitmap_set_no_check ((uword *) read_map, sid, 1); *bits_set += 1; } break; @@ -1955,7 +2121,7 @@ vcl_select_handle_mq_event (vcl_worker_t * wrk, session_event_t * e, break; if (sid < n_bits && write_map) { - clib_bitmap_set_no_check (write_map, sid, 1); + clib_bitmap_set_no_check ((uword *) write_map, sid, 1); *bits_set += 1; } break; @@ -1967,7 +2133,7 @@ vcl_select_handle_mq_event (vcl_worker_t * wrk, session_event_t * e, sid = session->session_index; if (sid < n_bits && read_map) { - clib_bitmap_set_no_check (read_map, sid, 1); + clib_bitmap_set_no_check ((uword *) read_map, sid, 1); *bits_set += 1; } break; @@ -1978,7 +2144,7 @@ vcl_select_handle_mq_event (vcl_worker_t * wrk, session_event_t * e, sid = session->session_index; if (sid < n_bits && write_map) { - clib_bitmap_set_no_check (write_map, sid, 1); + clib_bitmap_set_no_check ((uword *) write_map, sid, 1); *bits_set += 1; } break; @@ -1990,7 +2156,7 @@ vcl_select_handle_mq_event (vcl_worker_t * wrk, session_event_t * e, sid = session->session_index; if (sid < n_bits && read_map) { - clib_bitmap_set_no_check (read_map, sid, 1); + clib_bitmap_set_no_check ((uword *) read_map, sid, 1); *bits_set += 1; } break; @@ -2006,7 +2172,7 @@ vcl_select_handle_mq_event (vcl_worker_t * wrk, session_event_t * e, sid = session->session_index; if (sid < n_bits && except_map) { - clib_bitmap_set_no_check (except_map, sid, 1); + clib_bitmap_set_no_check ((uword *) except_map, sid, 1); *bits_set += 1; } break; @@ -2014,10 +2180,16 @@ vcl_select_handle_mq_event (vcl_worker_t * wrk, session_event_t * e, sid = vcl_session_reset_handler (wrk, (session_reset_msg_t *) e->data); if (sid < n_bits && except_map) { - clib_bitmap_set_no_check (except_map, sid, 1); + clib_bitmap_set_no_check ((uword *) except_map, sid, 1); *bits_set += 1; } break; + case SESSION_CTRL_EVT_WORKER_UPDATE_REPLY: + vcl_session_worker_update_reply_handler (wrk, e->data); + break; + case SESSION_CTRL_EVT_REQ_WORKER_UPDATE: + vcl_session_req_worker_update_handler (wrk, e->data); + break; default: clib_warning ("unhandled: %u", e->event_type); break; @@ -2073,6 +2245,7 @@ vcl_select_handle_mq (vcl_worker_t * wrk, svm_msg_q_t * mq, svm_msg_q_free_msg (mq, msg); } vec_reset_length (wrk->mq_msg_vector); + vcl_handle_pending_wrk_updates (wrk); return *bits_set; } @@ -2144,30 +2317,35 @@ vppcom_select (unsigned long n_bits, unsigned long *read_map, vcl_session_t *session = 0; int rv, i; - ASSERT (sizeof (clib_bitmap_t) == sizeof (long int)); + STATIC_ASSERT (sizeof (clib_bitmap_t) == sizeof (unsigned long), + "vppcom bitmap size mismatch"); + STATIC_ASSERT (sizeof (clib_bitmap_t) == sizeof (fd_mask), + "vppcom bitmap size mismatch"); + STATIC_ASSERT (sizeof (clib_bitmap_t) == sizeof (uword), + "vppcom bitmap size mismatch"); if (n_bits && read_map) { clib_bitmap_validate (wrk->rd_bitmap, minbits); clib_memcpy_fast (wrk->rd_bitmap, read_map, - vec_len (wrk->rd_bitmap) * sizeof (clib_bitmap_t)); - memset (read_map, 0, vec_len (wrk->rd_bitmap) * sizeof (clib_bitmap_t)); + vec_len (wrk->rd_bitmap) * sizeof (unsigned long)); + memset (read_map, 0, vec_len (wrk->rd_bitmap) * sizeof (unsigned long)); } if (n_bits && write_map) { clib_bitmap_validate (wrk->wr_bitmap, minbits); clib_memcpy_fast (wrk->wr_bitmap, write_map, - vec_len (wrk->wr_bitmap) * sizeof (clib_bitmap_t)); + vec_len (wrk->wr_bitmap) * sizeof (unsigned long)); memset (write_map, 0, - vec_len (wrk->wr_bitmap) * sizeof (clib_bitmap_t)); + vec_len (wrk->wr_bitmap) * sizeof (unsigned long)); } if (n_bits && except_map) { clib_bitmap_validate (wrk->ex_bitmap, minbits); clib_memcpy_fast (wrk->ex_bitmap, except_map, - vec_len (wrk->ex_bitmap) * sizeof (clib_bitmap_t)); + vec_len (wrk->ex_bitmap) * sizeof (unsigned long)); memset (except_map, 0, - vec_len (wrk->ex_bitmap) * sizeof (clib_bitmap_t)); + vec_len (wrk->ex_bitmap) * sizeof (unsigned long)); } if (!n_bits) @@ -2188,7 +2366,7 @@ vppcom_select (unsigned long n_bits, unsigned long *read_map, rv = svm_fifo_is_full (session->tx_fifo); if (!rv) { - clib_bitmap_set_no_check (write_map, sid, 1); + clib_bitmap_set_no_check ((uword*)write_map, sid, 1); bits_set++; } })); @@ -2208,7 +2386,7 @@ check_rd: rv = vppcom_session_read_ready (session); if (rv) { - clib_bitmap_set_no_check (read_map, sid, 1); + clib_bitmap_set_no_check ((uword*)read_map, sid, 1); bits_set++; } })); @@ -2622,6 +2800,12 @@ vcl_epoll_wait_handle_mq_event (vcl_worker_t * wrk, session_event_t * e, session_evt_data = session->vep.ev.data.u64; session_events = session->vep.ev.events; break; + case SESSION_CTRL_EVT_REQ_WORKER_UPDATE: + vcl_session_req_worker_update_handler (wrk, e->data); + break; + case SESSION_CTRL_EVT_WORKER_UPDATE_REPLY: + vcl_session_worker_update_reply_handler (wrk, e->data); + break; default: VDBG (0, "unhandled: %u", e->event_type); break; @@ -2687,7 +2871,7 @@ handle_dequeued: svm_msg_q_free_msg (mq, msg); } vec_reset_length (wrk->mq_msg_vector); - + vcl_handle_pending_wrk_updates (wrk); return *num_ev; } @@ -3526,11 +3710,17 @@ vppcom_mq_epoll_fd (void) } int -vppcom_session_index (uint32_t session_handle) +vppcom_session_index (vcl_session_handle_t session_handle) { return session_handle & 0xFFFFFF; } +int +vppcom_session_worker (vcl_session_handle_t session_handle) +{ + return session_handle >> 24; +} + int vppcom_session_handle (uint32_t session_index) {