Esempio n. 1
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void grpc_chttp2_list_add_closed_waiting_for_writing(
    grpc_chttp2_transport_global *transport_global,
    grpc_chttp2_stream_global *stream_global) {
  stream_list_add(TRANSPORT_FROM_GLOBAL(transport_global),
                  STREAM_FROM_GLOBAL(stream_global),
                  GRPC_CHTTP2_LIST_CLOSED_WAITING_FOR_WRITING);
}
Esempio n. 2
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bool grpc_chttp2_list_remove_check_read_ops(
    grpc_chttp2_transport_global *transport_global,
    grpc_chttp2_stream_global *stream_global) {
  return stream_list_maybe_remove(TRANSPORT_FROM_GLOBAL(transport_global),
                                  STREAM_FROM_GLOBAL(stream_global),
                                  GRPC_CHTTP2_LIST_CHECK_READ_OPS);
}
Esempio n. 3
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void grpc_chttp2_list_remove_stalled_by_transport(
    grpc_chttp2_transport_global *transport_global,
    grpc_chttp2_stream_global *stream_global) {
  stream_list_maybe_remove(TRANSPORT_FROM_GLOBAL(transport_global),
                           STREAM_FROM_GLOBAL(stream_global),
                           GRPC_CHTTP2_LIST_STALLED_BY_TRANSPORT);
}
Esempio n. 4
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void grpc_chttp2_list_add_waiting_for_concurrency(
    grpc_chttp2_transport_global *transport_global,
    grpc_chttp2_stream_global *stream_global) {
  stream_list_add(TRANSPORT_FROM_GLOBAL(transport_global),
                  STREAM_FROM_GLOBAL(stream_global),
                  GRPC_CHTTP2_LIST_WAITING_FOR_CONCURRENCY);
}
Esempio n. 5
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void grpc_chttp2_list_add_read_write_state_changed(
    grpc_chttp2_transport_global *transport_global,
    grpc_chttp2_stream_global *stream_global) {
  stream_list_add(TRANSPORT_FROM_GLOBAL(transport_global),
                  STREAM_FROM_GLOBAL(stream_global),
                  GRPC_CHTTP2_LIST_READ_WRITE_STATE_CHANGED);
}
Esempio n. 6
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bool grpc_chttp2_list_remove_writable_stream(
    grpc_chttp2_transport_global *transport_global,
    grpc_chttp2_stream_global *stream_global) {
  return stream_list_maybe_remove(TRANSPORT_FROM_GLOBAL(transport_global),
                                  STREAM_FROM_GLOBAL(stream_global),
                                  GRPC_CHTTP2_LIST_WRITABLE);
}
Esempio n. 7
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void grpc_chttp2_list_remove_incoming_window_updated(
    grpc_chttp2_transport_global *transport_global,
    grpc_chttp2_stream_global *stream_global) {
  stream_list_maybe_remove(TRANSPORT_FROM_GLOBAL(transport_global),
                           STREAM_FROM_GLOBAL(stream_global),
                           GRPC_CHTTP2_LIST_INCOMING_WINDOW_UPDATED);
}
Esempio n. 8
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void grpc_chttp2_list_add_writable_stream(
    grpc_chttp2_transport_global *transport_global,
    grpc_chttp2_stream_global *stream_global) {
  GPR_ASSERT(stream_global->id != 0);
  stream_list_add(TRANSPORT_FROM_GLOBAL(transport_global),
                  STREAM_FROM_GLOBAL(stream_global), GRPC_CHTTP2_LIST_WRITABLE);
}
Esempio n. 9
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void grpc_chttp2_list_remove_writable_window_update_stream(
    grpc_chttp2_transport_global *transport_global,
    grpc_chttp2_stream_global *stream_global) {
  stream_list_maybe_remove(TRANSPORT_FROM_GLOBAL(transport_global),
                           STREAM_FROM_GLOBAL(stream_global),
                           GRPC_CHTTP2_LIST_WRITABLE_WINDOW_UPDATE);
}
Esempio n. 10
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void grpc_chttp2_list_add_check_read_ops(
    grpc_chttp2_transport_global *transport_global,
    grpc_chttp2_stream_global *stream_global) {
  stream_list_add(TRANSPORT_FROM_GLOBAL(transport_global),
                  STREAM_FROM_GLOBAL(stream_global),
                  GRPC_CHTTP2_LIST_CHECK_READ_OPS);
}
Esempio n. 11
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void grpc_chttp2_list_remove_unannounced_incoming_window_available(
    grpc_chttp2_transport_global *transport_global,
    grpc_chttp2_stream_global *stream_global) {
  stream_list_maybe_remove(
      TRANSPORT_FROM_GLOBAL(transport_global),
      STREAM_FROM_GLOBAL(stream_global),
      GRPC_CHTTP2_LIST_UNANNOUNCED_INCOMING_WINDOW_AVAILABLE);
}
Esempio n. 12
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void grpc_chttp2_list_add_unannounced_incoming_window_available(
    grpc_chttp2_transport_global *transport_global,
    grpc_chttp2_stream_global *stream_global) {
  GPR_ASSERT(stream_global->id != 0);
  stream_list_add(TRANSPORT_FROM_GLOBAL(transport_global),
                  STREAM_FROM_GLOBAL(stream_global),
                  GRPC_CHTTP2_LIST_UNANNOUNCED_INCOMING_WINDOW_AVAILABLE);
}
Esempio n. 13
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static void maybe_start_some_streams(
    grpc_chttp2_transport_global *transport_global) {
  grpc_chttp2_stream_global *stream_global;
  /* start streams where we have free grpc_chttp2_stream ids and free
   * concurrency */
  while (transport_global->next_stream_id <= MAX_CLIENT_STREAM_ID &&
         transport_global->concurrent_stream_count <
             transport_global
                 ->settings[GRPC_PEER_SETTINGS]
                           [GRPC_CHTTP2_SETTINGS_MAX_CONCURRENT_STREAMS] &&
         grpc_chttp2_list_pop_waiting_for_concurrency(transport_global,
                                                      &stream_global)) {
    GRPC_CHTTP2_IF_TRACING(gpr_log(
        GPR_DEBUG, "HTTP:%s: Allocating new grpc_chttp2_stream %p to id %d",
        transport_global->is_client ? "CLI" : "SVR", stream_global,
        transport_global->next_stream_id));

    GPR_ASSERT(stream_global->id == 0);
    stream_global->id = transport_global->next_stream_id;
    transport_global->next_stream_id += 2;

    if (transport_global->next_stream_id >= MAX_CLIENT_STREAM_ID) {
      connectivity_state_set(transport_global, GRPC_CHANNEL_TRANSIENT_FAILURE,
                             "no_more_stream_ids");
    }

    stream_global->outgoing_window =
        transport_global->settings[GRPC_PEER_SETTINGS]
                                  [GRPC_CHTTP2_SETTINGS_INITIAL_WINDOW_SIZE];
    stream_global->incoming_window =
        transport_global->settings[GRPC_SENT_SETTINGS]
                                  [GRPC_CHTTP2_SETTINGS_INITIAL_WINDOW_SIZE];
    stream_global->max_recv_bytes = 
        GPR_MAX(stream_global->incoming_window, stream_global->max_recv_bytes);
    grpc_chttp2_stream_map_add(
        &TRANSPORT_FROM_GLOBAL(transport_global)->new_stream_map,
        stream_global->id, STREAM_FROM_GLOBAL(stream_global));
    stream_global->in_stream_map = 1;
    transport_global->concurrent_stream_count++;
    grpc_chttp2_list_add_incoming_window_updated(transport_global,
                                                 stream_global);
    grpc_chttp2_list_add_writable_stream(transport_global, stream_global);

  }
  /* cancel out streams that will never be started */
  while (transport_global->next_stream_id >= MAX_CLIENT_STREAM_ID &&
         grpc_chttp2_list_pop_waiting_for_concurrency(transport_global,
                                                      &stream_global)) {
    cancel_from_api(transport_global, stream_global, GRPC_STATUS_UNAVAILABLE);
  }
}
Esempio n. 14
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void grpc_chttp2_list_add_check_read_ops(
    grpc_exec_ctx *exec_ctx, grpc_chttp2_transport_global *transport_global,
    grpc_chttp2_stream_global *stream_global) {
  grpc_chttp2_transport *t = TRANSPORT_FROM_GLOBAL(transport_global);
  if (!t->executor.check_read_ops_scheduled) {
    grpc_combiner_execute_finally(exec_ctx, t->executor.combiner,
                                  &t->initiate_read_flush_locked,
                                  GRPC_ERROR_NONE, false);
    t->executor.check_read_ops_scheduled = true;
  }
  stream_list_add(TRANSPORT_FROM_GLOBAL(transport_global),
                  STREAM_FROM_GLOBAL(stream_global),
                  GRPC_CHTTP2_LIST_CHECK_READ_OPS);
}