| 388 | } |
| 389 | |
| 390 | static node_t * |
| 391 | color_instance(resource_t * rsc, node_t * prefer, gboolean all_coloc, pe_working_set_t * data_set) |
| 392 | { |
| 393 | node_t *chosen = NULL; |
| 394 | node_t *local_node = NULL; |
| 395 | |
| 396 | pe_rsc_trace(rsc, "Processing %s", rsc->id); |
| 397 | |
| 398 | if (is_not_set(rsc->flags, pe_rsc_provisional)) { |
| 399 | return rsc->fns->location(rsc, NULL, FALSE); |
| 400 | |
| 401 | } else if (is_set(rsc->flags, pe_rsc_allocating)) { |
| 402 | pe_rsc_debug(rsc, "Dependency loop detected involving %s", rsc->id); |
| 403 | return NULL; |
| 404 | } |
| 405 | |
| 406 | /* Only include positive colocation preferences of dependant resources |
| 407 | * if not every node will get a copy of the clone |
| 408 | */ |
| 409 | append_parent_colocation(rsc->parent, rsc, all_coloc); |
| 410 | |
| 411 | if (prefer) { |
| 412 | node_t *local_prefer = g_hash_table_lookup(rsc->allowed_nodes, prefer->details->id); |
| 413 | |
| 414 | if (local_prefer == NULL || local_prefer->weight < 0) { |
| 415 | pe_rsc_trace(rsc, "Not pre-allocating %s to %s - unavailable", rsc->id, prefer->details->uname); |
| 416 | return NULL; |
| 417 | } |
| 418 | } |
| 419 | |
| 420 | if (rsc->allowed_nodes) { |
| 421 | GHashTableIter iter; |
| 422 | node_t *try_node = NULL; |
| 423 | |
| 424 | g_hash_table_iter_init(&iter, rsc->allowed_nodes); |
| 425 | while (g_hash_table_iter_next(&iter, NULL, (void **)&try_node)) { |
| 426 | can_run_instance(rsc, try_node); |
| 427 | } |
| 428 | } |
| 429 | |
| 430 | chosen = rsc->cmds->allocate(rsc, prefer, data_set); |
| 431 | if (chosen) { |
| 432 | local_node = pe_hash_table_lookup(rsc->parent->allowed_nodes, chosen->details->id); |
| 433 | |
| 434 | if (prefer && chosen && chosen->details != prefer->details) { |
| 435 | crm_err("Pre-allocation failed: got %s instead of %s", |
| 436 | chosen->details->uname, prefer->details->uname); |
| 437 | native_deallocate(rsc); |
| 438 | chosen = NULL; |
| 439 | |
| 440 | } else if (local_node) { |
| 441 | local_node->count++; |
| 442 | |
| 443 | } else if (is_set(rsc->flags, pe_rsc_managed)) { |
| 444 | /* what to do? we can't enforce per-node limits in this case */ |
| 445 | crm_config_err("%s not found in %s (list=%d)", |
| 446 | chosen->details->id, rsc->parent->id, |
| 447 | g_hash_table_size(rsc->parent->allowed_nodes)); |
no test coverage detected