C++ (Cpp) GRPC_CONNECTED_SUBCHANNEL_UNREF Examples

Example #1

File: client_uchannel.c Project: wirlfly/grpc

/* Destructor for channel_data */
static void cuc_destroy_channel_elem(grpc_exec_ctx *exec_ctx,
                                     grpc_channel_element *elem) {
  channel_data *chand = elem->channel_data;
  /* cancel subscription */
  grpc_connected_subchannel_notify_on_state_change(
      exec_ctx, chand->connected_subchannel, NULL, NULL,
      &chand->connectivity_cb);
  grpc_connectivity_state_destroy(exec_ctx, &chand->state_tracker);
  gpr_mu_destroy(&chand->mu_state);
  GRPC_CONNECTED_SUBCHANNEL_UNREF(exec_ctx, chand->connected_subchannel,
                                  "uchannel");
}

Example #2

File: pick_first.c Project: andrewpollock/grpc

static void pf_destroy(grpc_exec_ctx *exec_ctx, grpc_lb_policy *pol) {
  pick_first_lb_policy *p = (pick_first_lb_policy *)pol;
  grpc_connected_subchannel *selected = GET_SELECTED(p);
  size_t i;
  GPR_ASSERT(p->pending_picks == NULL);
  for (i = 0; i < p->num_subchannels; i++) {
    GRPC_SUBCHANNEL_UNREF(exec_ctx, p->subchannels[i], "pick_first");
  }
  if (selected != NULL) {
    GRPC_CONNECTED_SUBCHANNEL_UNREF(exec_ctx, selected, "picked_first");
  }
  grpc_connectivity_state_destroy(exec_ctx, &p->state_tracker);
  gpr_free(p->subchannels);
  gpr_mu_destroy(&p->mu);
  gpr_free(p);
}

Example #3

File: round_robin.c Project: pquerna/grpc

static void rr_ping_one(grpc_exec_ctx *exec_ctx, grpc_lb_policy *pol,
                        grpc_closure *closure) {
  round_robin_lb_policy *p = (round_robin_lb_policy *)pol;
  ready_list *selected;
  grpc_connected_subchannel *target;
  gpr_mu_lock(&p->mu);
  if ((selected = peek_next_connected_locked(p))) {
    gpr_mu_unlock(&p->mu);
    target = GRPC_CONNECTED_SUBCHANNEL_REF(
        grpc_subchannel_get_connected_subchannel(selected->subchannel),
        "rr_picked");
    grpc_connected_subchannel_ping(exec_ctx, target, closure);
    GRPC_CONNECTED_SUBCHANNEL_UNREF(exec_ctx, target, "rr_picked");
  } else {
    gpr_mu_unlock(&p->mu);
    grpc_exec_ctx_sched(exec_ctx, closure,
                        GRPC_ERROR_CREATE("Round Robin not connected"), NULL);
  }
}

Example #4

File: client_channel.c Project: gnirodi/grpc

/* Destructor for call_data */
static void cc_destroy_call_elem(grpc_exec_ctx *exec_ctx,
                                 grpc_call_element *elem,
                                 const grpc_call_final_info *final_info,
                                 void *and_free_memory) {
  call_data *calld = elem->call_data;
  grpc_deadline_state_destroy(exec_ctx, elem);
  GRPC_MDSTR_UNREF(calld->path);
  GRPC_ERROR_UNREF(calld->cancel_error);
  grpc_subchannel_call *call = GET_CALL(calld);
  if (call != NULL && call != CANCELLED_CALL) {
    GRPC_SUBCHANNEL_CALL_UNREF(exec_ctx, call, "client_channel_destroy_call");
  }
  GPR_ASSERT(calld->creation_phase == GRPC_SUBCHANNEL_CALL_HOLDER_NOT_CREATING);
  gpr_mu_destroy(&calld->mu);
  GPR_ASSERT(calld->waiting_ops_count == 0);
  if (calld->connected_subchannel != NULL) {
    GRPC_CONNECTED_SUBCHANNEL_UNREF(exec_ctx, calld->connected_subchannel,
                                    "picked");
  }
  gpr_free(calld->waiting_ops);
  gpr_free(and_free_memory);
}