void
group_rsc_colocation_rh(pe_resource_t *rsc_lh, pe_resource_t *rsc_rh,
rsc_colocation_t *constraint,
pe_working_set_t *data_set)
{
GListPtr gIter = rsc_rh->children;
group_variant_data_t *group_data = NULL;
get_group_variant_data(group_data, rsc_rh);
CRM_CHECK(rsc_lh->variant == pe_native, return);
pe_rsc_trace(rsc_rh, "Processing RH of constraint %s", constraint->id);
print_resource(LOG_TRACE, "LHS", rsc_lh, TRUE);
if (is_set(rsc_rh->flags, pe_rsc_provisional)) {
return;
} else if (group_data->colocated && group_data->first_child) {
if (constraint->score >= INFINITY) {
/* Ensure RHS is _fully_ up before can start LHS */
group_data->last_child->cmds->rsc_colocation_rh(rsc_lh,
group_data->last_child,
constraint,
data_set);
} else {
/* A partially active RHS is fine */
group_data->first_child->cmds->rsc_colocation_rh(rsc_lh,
group_data->first_child,
constraint,
data_set);
}
return;
} else if (constraint->score >= INFINITY) {
crm_config_err("%s: Cannot perform mandatory colocation with"
" non-colocated group: %s", rsc_lh->id, rsc_rh->id);
return;
}
for (; gIter != NULL; gIter = gIter->next) {
resource_t *child_rsc = (resource_t *) gIter->data;
child_rsc->cmds->rsc_colocation_rh(rsc_lh, child_rsc, constraint,
data_set);
}
}
const char *
cluster_option(GHashTable* options, gboolean(*validate)(const char*),
const char *name, const char *old_name, const char *def_value)
{
const char *value = NULL;
CRM_ASSERT(name != NULL);
if(options != NULL) {
value = g_hash_table_lookup(options, name);
}
if(value == NULL && old_name && options != NULL) {
value = g_hash_table_lookup(options, old_name);
if(value != NULL) {
crm_config_warn("Using deprecated name '%s' for"
" cluster option '%s'", old_name, name);
g_hash_table_insert(
options, crm_strdup(name), crm_strdup(value));
value = g_hash_table_lookup(options, old_name);
}
}
if(value == NULL) {
crm_debug("Using default value '%s' for cluster option '%s'",
def_value, name);
if(options == NULL) {
return def_value;
}
g_hash_table_insert(
options, crm_strdup(name), crm_strdup(def_value));
value = g_hash_table_lookup(options, name);
}
if(validate && validate(value) == FALSE) {
crm_config_err("Value '%s' for cluster option '%s' is invalid."
" Defaulting to %s", value, name, def_value);
g_hash_table_replace(options, crm_strdup(name),
crm_strdup(def_value));
value = g_hash_table_lookup(options, name);
}
return value;
}
void
group_rsc_colocation_lh(pe_resource_t *rsc_lh, pe_resource_t *rsc_rh,
rsc_colocation_t *constraint,
pe_working_set_t *data_set)
{
GListPtr gIter = NULL;
group_variant_data_t *group_data = NULL;
if (rsc_lh == NULL) {
pe_err("rsc_lh was NULL for %s", constraint->id);
return;
} else if (rsc_rh == NULL) {
pe_err("rsc_rh was NULL for %s", constraint->id);
return;
}
gIter = rsc_lh->children;
pe_rsc_trace(rsc_lh, "Processing constraints from %s", rsc_lh->id);
get_group_variant_data(group_data, rsc_lh);
if (group_data->colocated) {
group_data->first_child->cmds->rsc_colocation_lh(group_data->first_child,
rsc_rh, constraint,
data_set);
return;
} else if (constraint->score >= INFINITY) {
crm_config_err("%s: Cannot perform mandatory colocation"
" between non-colocated group and %s", rsc_lh->id, rsc_rh->id);
return;
}
for (; gIter != NULL; gIter = gIter->next) {
resource_t *child_rsc = (resource_t *) gIter->data;
child_rsc->cmds->rsc_colocation_lh(child_rsc, rsc_rh, constraint,
data_set);
}
}
node_t *
master_color(resource_t * rsc, node_t * prefer, pe_working_set_t * data_set)
{
int promoted = 0;
GListPtr gIter = NULL;
GListPtr gIter2 = NULL;
GHashTableIter iter;
node_t *node = NULL;
node_t *chosen = NULL;
node_t *cons_node = NULL;
enum rsc_role_e next_role = RSC_ROLE_UNKNOWN;
clone_variant_data_t *clone_data = NULL;
get_clone_variant_data(clone_data, rsc);
if (is_not_set(rsc->flags, pe_rsc_provisional)) {
return NULL;
} else if (is_set(rsc->flags, pe_rsc_allocating)) {
crm_debug("Dependency loop detected involving %s", rsc->id);
return NULL;
}
apply_master_prefs(rsc);
clone_color(rsc, prefer, data_set);
set_bit(rsc->flags, pe_rsc_allocating);
/* count now tracks the number of masters allocated */
g_hash_table_iter_init(&iter, rsc->allowed_nodes);
while (g_hash_table_iter_next(&iter, NULL, (void **)&node)) {
node->count = 0;
}
/*
* assign priority
*/
gIter = rsc->children;
for (; gIter != NULL; gIter = gIter->next) {
GListPtr list = NULL;
resource_t *child_rsc = (resource_t *) gIter->data;
crm_trace("Assigning priority for %s: %s", child_rsc->id,
role2text(child_rsc->next_role));
if (child_rsc->fns->state(child_rsc, TRUE) == RSC_ROLE_STARTED) {
set_role_slave(child_rsc, TRUE);
}
chosen = child_rsc->fns->location(child_rsc, &list, FALSE);
if (g_list_length(list) > 1) {
crm_config_err("Cannot promote non-colocated child %s", child_rsc->id);
}
g_list_free(list);
if (chosen == NULL) {
continue;
}
next_role = child_rsc->fns->state(child_rsc, FALSE);
switch (next_role) {
case RSC_ROLE_STARTED:
case RSC_ROLE_UNKNOWN:
CRM_CHECK(chosen != NULL, break);
/*
* Default to -1 if no value is set
*
* This allows master locations to be specified
* based solely on rsc_location constraints,
* but prevents anyone from being promoted if
* neither a constraint nor a master-score is present
*/
child_rsc->priority = master_score(child_rsc, chosen, -1);
break;
case RSC_ROLE_SLAVE:
case RSC_ROLE_STOPPED:
child_rsc->priority = -INFINITY;
break;
case RSC_ROLE_MASTER:
/* We will arrive here if we're re-creating actions after a stonith
*/
break;
default:
CRM_CHECK(FALSE /* unhandled */ ,
crm_err("Unknown resource role: %d for %s", next_role, child_rsc->id));
}
apply_master_location(child_rsc->rsc_location);
apply_master_location(rsc->rsc_location);
gIter2 = child_rsc->rsc_cons;
for (; gIter2 != NULL; gIter2 = gIter2->next) {
rsc_colocation_t *cons = (rsc_colocation_t *) gIter2->data;
child_rsc->cmds->rsc_colocation_lh(child_rsc, cons->rsc_rh, cons);
}
child_rsc->sort_index = child_rsc->priority;
crm_trace("Assigning priority for %s: %d", child_rsc->id, child_rsc->priority);
if (next_role == RSC_ROLE_MASTER) {
child_rsc->sort_index = INFINITY;
}
}
dump_node_scores(LOG_DEBUG_3, rsc, "Pre merge", rsc->allowed_nodes);
master_promotion_order(rsc, data_set);
/* mark the first N as masters */
gIter = rsc->children;
for (; gIter != NULL; gIter = gIter->next) {
resource_t *child_rsc = (resource_t *) gIter->data;
char *score = score2char(child_rsc->sort_index);
chosen = child_rsc->fns->location(child_rsc, NULL, FALSE);
if (show_scores) {
fprintf(stdout, "%s promotion score on %s: %s\n",
child_rsc->id, chosen ? chosen->details->uname : "none", score);
} else {
do_crm_log(scores_log_level, "%s promotion score on %s: %s",
child_rsc->id, chosen ? chosen->details->uname : "none", score);
}
crm_free(score);
chosen = NULL; /* nuke 'chosen' so that we don't promote more than the
* required number of instances
*/
if (child_rsc->sort_index < 0) {
crm_trace("Not supposed to promote child: %s", child_rsc->id);
} else if (promoted < clone_data->master_max || is_not_set(rsc->flags, pe_rsc_managed)) {
chosen = can_be_master(child_rsc);
}
crm_debug("%s master score: %d", child_rsc->id, child_rsc->priority);
if (chosen == NULL) {
set_role_slave(child_rsc, FALSE);
continue;
}
chosen->count++;
crm_info("Promoting %s (%s %s)",
child_rsc->id, role2text(child_rsc->role), chosen->details->uname);
set_role_master(child_rsc);
promoted++;
}
clone_data->masters_allocated = promoted;
crm_info("%s: Promoted %d instances of a possible %d to master",
rsc->id, promoted, clone_data->master_max);
clear_bit(rsc->flags, pe_rsc_provisional);
clear_bit(rsc->flags, pe_rsc_allocating);
return NULL;
}
int
main(int argc, char **argv)
{
xmlNode *cib_object = NULL;
xmlNode *status = NULL;
int argerr = 0;
int flag;
int option_index = 0;
pe_working_set_t data_set;
cib_t *cib_conn = NULL;
int rc = cib_ok;
gboolean xml_stdin = FALSE;
const char *xml_tag = NULL;
const char *xml_file = NULL;
const char *xml_string = NULL;
g_log_set_handler(NULL,
G_LOG_LEVEL_ERROR | G_LOG_LEVEL_CRITICAL
| G_LOG_LEVEL_WARNING | G_LOG_LEVEL_MESSAGE
| G_LOG_LEVEL_INFO | G_LOG_LEVEL_DEBUG
| G_LOG_FLAG_RECURSION | G_LOG_FLAG_FATAL, cl_glib_msg_handler, NULL);
/* and for good measure... - this enum is a bit field (!) */
g_log_set_always_fatal((GLogLevelFlags) 0); /*value out of range */
crm_log_init_quiet(NULL, LOG_ERR, FALSE, TRUE, argc, argv);
crm_set_options(NULL, "[modifiers] data_source", long_options,
"Check a (complete) confiuration for syntax and common conceptual errors."
"\n\nChecks the well-formedness of an XML configuration, its conformance to the configured DTD/schema and for the presence of common misconfigurations."
"\n\nIt reports two classes of problems, errors and warnings."
" Errors must be fixed before the cluster will work properly."
" However, it is left up to the administrator to decide if the warnings should also be fixed.");
while (1) {
flag = crm_get_option(argc, argv, &option_index);
if (flag == -1)
break;
switch (flag) {
#ifdef HAVE_GETOPT_H
case 0:
printf("option %s", long_options[option_index].name);
if (optarg)
printf(" with arg %s", optarg);
printf("\n");
break;
#endif
case 'X':
crm_debug_2("Option %c => %s", flag, optarg);
xml_string = crm_strdup(optarg);
break;
case 'x':
crm_debug_2("Option %c => %s", flag, optarg);
xml_file = crm_strdup(optarg);
break;
case 'p':
xml_stdin = TRUE;
break;
case 'S':
cib_save = crm_strdup(optarg);
break;
case 'V':
alter_debug(DEBUG_INC);
break;
case 'L':
USE_LIVE_CIB = TRUE;
break;
case '$':
case '?':
crm_help(flag, LSB_EXIT_OK);
break;
default:
fprintf(stderr, "Option -%c is not yet supported\n", flag);
++argerr;
break;
}
}
if (optind < argc) {
printf("non-option ARGV-elements: ");
while (optind < argc) {
printf("%s ", argv[optind++]);
}
printf("\n");
}
if (optind > argc) {
++argerr;
}
if (argerr) {
crm_err("%d errors in option parsing", argerr);
crm_help(flag, LSB_EXIT_GENERIC);
}
crm_info("=#=#=#=#= Getting XML =#=#=#=#=");
if (USE_LIVE_CIB) {
cib_conn = cib_new();
rc = cib_conn->cmds->signon(cib_conn, crm_system_name, cib_command);
}
if (USE_LIVE_CIB) {
if (rc == cib_ok) {
int options = cib_scope_local | cib_sync_call;
crm_info("Reading XML from: live cluster");
rc = cib_conn->cmds->query(cib_conn, NULL, &cib_object, options);
}
if (rc != cib_ok) {
fprintf(stderr, "Live CIB query failed: %s\n", cib_error2string(rc));
return 3;
}
if (cib_object == NULL) {
fprintf(stderr, "Live CIB query failed: empty result\n");
return 3;
}
} else if (xml_file != NULL) {
cib_object = filename2xml(xml_file);
if (cib_object == NULL) {
fprintf(stderr, "Couldn't parse input file: %s\n", xml_file);
return 4;
}
} else if (xml_string != NULL) {
cib_object = string2xml(xml_string);
if (cib_object == NULL) {
fprintf(stderr, "Couldn't parse input string: %s\n", xml_string);
return 4;
}
} else if (xml_stdin) {
cib_object = stdin2xml();
if (cib_object == NULL) {
fprintf(stderr, "Couldn't parse input from STDIN.\n");
return 4;
}
} else {
fprintf(stderr, "No configuration source specified."
" Use --help for usage information.\n");
return 5;
}
xml_tag = crm_element_name(cib_object);
if (safe_str_neq(xml_tag, XML_TAG_CIB)) {
fprintf(stderr,
"This tool can only check complete configurations (ie. those starting with <cib>).\n");
return 6;
}
if (cib_save != NULL) {
write_xml_file(cib_object, cib_save, FALSE);
}
status = get_object_root(XML_CIB_TAG_STATUS, cib_object);
if (status == NULL) {
create_xml_node(cib_object, XML_CIB_TAG_STATUS);
}
if (validate_xml(cib_object, NULL, FALSE) == FALSE) {
crm_config_err("CIB did not pass DTD/schema validation");
free_xml(cib_object);
cib_object = NULL;
} else if (cli_config_update(&cib_object, NULL, FALSE) == FALSE) {
crm_config_error = TRUE;
free_xml(cib_object);
cib_object = NULL;
fprintf(stderr, "The cluster will NOT be able to use this configuration.\n");
fprintf(stderr, "Please manually update the configuration to conform to the %s syntax.\n",
LATEST_SCHEMA_VERSION);
}
set_working_set_defaults(&data_set);
if (cib_object == NULL) {
} else if (USE_LIVE_CIB) {
/* we will always have a status section and can do a full simulation */
do_calculations(&data_set, cib_object, NULL);
cleanup_alloc_calculations(&data_set);
} else {
data_set.now = new_ha_date(TRUE);
data_set.input = cib_object;
stage0(&data_set);
cleanup_alloc_calculations(&data_set);
}
if (crm_config_error) {
fprintf(stderr, "Errors found during check: config not valid\n");
if (crm_log_level < LOG_WARNING) {
fprintf(stderr, " -V may provide more details\n");
}
rc = 2;
} else if (crm_config_warning) {
fprintf(stderr, "Warnings found during check: config may not be valid\n");
if (crm_log_level < LOG_WARNING) {
fprintf(stderr, " Use -V for more details\n");
}
rc = 1;
}
if (USE_LIVE_CIB) {
cib_conn->cmds->signoff(cib_conn);
cib_delete(cib_conn);
}
return rc;
}
gboolean
group_unpack(resource_t * rsc, pe_working_set_t * data_set)
{
xmlNode *xml_obj = rsc->xml;
xmlNode *xml_native_rsc = NULL;
group_variant_data_t *group_data = NULL;
const char *group_ordered = g_hash_table_lookup(rsc->meta, XML_RSC_ATTR_ORDERED);
const char *group_colocated = g_hash_table_lookup(rsc->meta, "collocated");
const char *clone_id = NULL;
pe_rsc_trace(rsc, "Processing resource %s...", rsc->id);
group_data = calloc(1, sizeof(group_variant_data_t));
group_data->num_children = 0;
group_data->first_child = NULL;
group_data->last_child = NULL;
rsc->variant_opaque = group_data;
group_data->ordered = TRUE;
group_data->colocated = TRUE;
if (group_ordered != NULL) {
crm_str_to_boolean(group_ordered, &(group_data->ordered));
}
if (group_colocated != NULL) {
crm_str_to_boolean(group_colocated, &(group_data->colocated));
}
clone_id = crm_element_value(rsc->xml, XML_RSC_ATTR_INCARNATION);
for (xml_native_rsc = __xml_first_child(xml_obj); xml_native_rsc != NULL;
xml_native_rsc = __xml_next(xml_native_rsc)) {
if (crm_str_eq((const char *)xml_native_rsc->name, XML_CIB_TAG_RESOURCE, TRUE)) {
resource_t *new_rsc = NULL;
crm_xml_add(xml_native_rsc, XML_RSC_ATTR_INCARNATION, clone_id);
if (common_unpack(xml_native_rsc, &new_rsc, rsc, data_set) == FALSE) {
pe_err("Failed unpacking resource %s", crm_element_value(xml_obj, XML_ATTR_ID));
if (new_rsc != NULL && new_rsc->fns != NULL) {
new_rsc->fns->free(new_rsc);
}
}
group_data->num_children++;
rsc->children = g_list_append(rsc->children, new_rsc);
if (group_data->first_child == NULL) {
group_data->first_child = new_rsc;
}
group_data->last_child = new_rsc;
print_resource(LOG_DEBUG_3, "Added ", new_rsc, FALSE);
}
}
if (group_data->num_children == 0) {
#if 0
/* Bug #1287 */
crm_config_err("Group %s did not have any children", rsc->id);
return FALSE;
#else
crm_config_warn("Group %s did not have any children", rsc->id);
return TRUE;
#endif
}
pe_rsc_trace(rsc, "Added %d children to resource %s...", group_data->num_children, rsc->id);
return TRUE;
}
const char *
cluster_option(GHashTable * options, gboolean(*validate) (const char *),
const char *name, const char *old_name, const char *def_value)
{
const char *value = NULL;
char *new_value = NULL;
CRM_ASSERT(name != NULL);
if (options) {
value = g_hash_table_lookup(options, name);
if ((value == NULL) && old_name) {
value = g_hash_table_lookup(options, old_name);
if (value != NULL) {
crm_config_warn("Support for legacy name '%s' for cluster option '%s'"
" is deprecated and will be removed in a future release",
old_name, name);
// Inserting copy with current name ensures we only warn once
new_value = strdup(value);
g_hash_table_insert(options, strdup(name), new_value);
value = new_value;
}
}
if (value && validate && (validate(value) == FALSE)) {
crm_config_err("Resetting cluster option '%s' to default: value '%s' is invalid",
name, value);
value = NULL;
}
if (value) {
return value;
}
}
// No value found, use default
value = def_value;
if (value == NULL) {
crm_trace("No value or default provided for cluster option '%s'",
name);
return NULL;
}
if (validate) {
CRM_CHECK(validate(value) != FALSE,
crm_err("Bug: default value for cluster option '%s' is invalid", name);
return NULL);
}
crm_trace("Using default value '%s' for cluster option '%s'",
value, name);
if (options) {
new_value = strdup(value);
g_hash_table_insert(options, strdup(name), new_value);
value = new_value;
}
return value;
}
static node_t *
color_instance(resource_t * rsc, node_t * prefer, gboolean all_coloc, int limit, pe_working_set_t * data_set)
{
node_t *chosen = NULL;
GHashTable *backup = NULL;
CRM_ASSERT(rsc);
pe_rsc_trace(rsc, "Checking allocation of %s (preferring %s, using %s parent colocations)",
rsc->id, (prefer? prefer->details->uname: "none"),
(all_coloc? "all" : "some"));
if (is_not_set(rsc->flags, pe_rsc_provisional)) {
return rsc->fns->location(rsc, NULL, FALSE);
} else if (is_set(rsc->flags, pe_rsc_allocating)) {
pe_rsc_debug(rsc, "Dependency loop detected involving %s", rsc->id);
return NULL;
}
/* Only include positive colocation preferences of dependent resources
* if not every node will get a copy of the clone
*/
append_parent_colocation(rsc->parent, rsc, all_coloc);
if (prefer) {
node_t *local_prefer = g_hash_table_lookup(rsc->allowed_nodes, prefer->details->id);
if (local_prefer == NULL || local_prefer->weight < 0) {
pe_rsc_trace(rsc, "Not pre-allocating %s to %s - unavailable", rsc->id,
prefer->details->uname);
return NULL;
}
}
can_run_instance(rsc, NULL, limit);
backup = node_hash_dup(rsc->allowed_nodes);
chosen = rsc->cmds->allocate(rsc, prefer, data_set);
if (chosen && prefer && (chosen->details != prefer->details)) {
crm_info("Not pre-allocating %s to %s because %s is better",
rsc->id, prefer->details->uname, chosen->details->uname);
g_hash_table_destroy(rsc->allowed_nodes);
rsc->allowed_nodes = backup;
native_deallocate(rsc);
chosen = NULL;
backup = NULL;
}
if (chosen) {
pe_node_t *local_node = parent_node_instance(rsc, chosen);
if (local_node) {
local_node->count++;
} else if (is_set(rsc->flags, pe_rsc_managed)) {
/* what to do? we can't enforce per-node limits in this case */
crm_config_err("%s not found in %s (list=%d)",
chosen->details->id, rsc->parent->id,
g_hash_table_size(rsc->parent->allowed_nodes));
}
}
if(backup) {
g_hash_table_destroy(backup);
}
return chosen;
}
void
clone_rsc_colocation_rh(pe_resource_t *rsc_lh, pe_resource_t *rsc_rh,
rsc_colocation_t *constraint,
pe_working_set_t *data_set)
{
GListPtr gIter = NULL;
gboolean do_interleave = FALSE;
const char *interleave_s = NULL;
CRM_CHECK(constraint != NULL, return);
CRM_CHECK(rsc_lh != NULL, pe_err("rsc_lh was NULL for %s", constraint->id); return);
CRM_CHECK(rsc_rh != NULL, pe_err("rsc_rh was NULL for %s", constraint->id); return);
CRM_CHECK(rsc_lh->variant == pe_native, return);
pe_rsc_trace(rsc_rh, "Processing constraint %s: %s -> %s %d",
constraint->id, rsc_lh->id, rsc_rh->id, constraint->score);
if (is_set(rsc_rh->flags, pe_rsc_promotable)) {
if (is_set(rsc_rh->flags, pe_rsc_provisional)) {
pe_rsc_trace(rsc_rh, "%s is still provisional", rsc_rh->id);
return;
} else if (constraint->role_rh == RSC_ROLE_UNKNOWN) {
pe_rsc_trace(rsc_rh, "Handling %s as a clone colocation", constraint->id);
} else {
promotable_colocation_rh(rsc_lh, rsc_rh, constraint, data_set);
return;
}
}
/* only the LHS side needs to be labeled as interleave */
interleave_s = g_hash_table_lookup(constraint->rsc_lh->meta, XML_RSC_ATTR_INTERLEAVE);
if(crm_is_true(interleave_s) && constraint->rsc_lh->variant > pe_group) {
// TODO: Do we actually care about multiple RH copies sharing a LH copy anymore?
if (copies_per_node(constraint->rsc_lh) != copies_per_node(constraint->rsc_rh)) {
crm_config_err("Cannot interleave %s and %s because"
" they do not support the same number of copies per node",
constraint->rsc_lh->id, constraint->rsc_rh->id);
} else {
do_interleave = TRUE;
}
}
if (is_set(rsc_rh->flags, pe_rsc_provisional)) {
pe_rsc_trace(rsc_rh, "%s is still provisional", rsc_rh->id);
return;
} else if (do_interleave) {
resource_t *rh_child = NULL;
rh_child = find_compatible_child(rsc_lh, rsc_rh, RSC_ROLE_UNKNOWN,
FALSE, data_set);
if (rh_child) {
pe_rsc_debug(rsc_rh, "Pairing %s with %s", rsc_lh->id, rh_child->id);
rsc_lh->cmds->rsc_colocation_lh(rsc_lh, rh_child, constraint,
data_set);
} else if (constraint->score >= INFINITY) {
crm_notice("Cannot pair %s with instance of %s", rsc_lh->id, rsc_rh->id);
assign_node(rsc_lh, NULL, TRUE);
} else {
pe_rsc_debug(rsc_rh, "Cannot pair %s with instance of %s", rsc_lh->id, rsc_rh->id);
}
return;
} else if (constraint->score >= INFINITY) {
GListPtr rhs = NULL;
gIter = rsc_rh->children;
for (; gIter != NULL; gIter = gIter->next) {
resource_t *child_rsc = (resource_t *) gIter->data;
node_t *chosen = child_rsc->fns->location(child_rsc, NULL, FALSE);
if (chosen != NULL && is_set_recursive(child_rsc, pe_rsc_block, TRUE) == FALSE) {
pe_rsc_trace(rsc_rh, "Allowing %s: %s %d", constraint->id, chosen->details->uname, chosen->weight);
rhs = g_list_prepend(rhs, chosen);
}
}
node_list_exclude(rsc_lh->allowed_nodes, rhs, FALSE);
g_list_free(rhs);
return;
}
gIter = rsc_rh->children;
for (; gIter != NULL; gIter = gIter->next) {
resource_t *child_rsc = (resource_t *) gIter->data;
child_rsc->cmds->rsc_colocation_rh(rsc_lh, child_rsc, constraint,
data_set);
}
}
gboolean
clone_unpack(resource_t * rsc, pe_working_set_t * data_set)
{
int lpc = 0;
const char *type = NULL;
int num_xml_children = 0;
xmlNode *a_child = NULL;
xmlNode *xml_obj = rsc->xml;
clone_variant_data_t *clone_data = NULL;
const char *ordered = g_hash_table_lookup(rsc->meta, XML_RSC_ATTR_ORDERED);
const char *interleave = g_hash_table_lookup(rsc->meta, XML_RSC_ATTR_INTERLEAVE);
const char *max_clones = g_hash_table_lookup(rsc->meta, XML_RSC_ATTR_INCARNATION_MAX);
const char *max_clones_node = g_hash_table_lookup(rsc->meta, XML_RSC_ATTR_INCARNATION_NODEMAX);
pe_rsc_trace(rsc, "Processing resource %s...", rsc->id);
clone_data = calloc(1, sizeof(clone_variant_data_t));
rsc->variant_opaque = clone_data;
clone_data->interleave = FALSE;
clone_data->ordered = FALSE;
clone_data->active_clones = 0;
clone_data->xml_obj_child = NULL;
clone_data->clone_node_max = crm_parse_int(max_clones_node, "1");
if (max_clones) {
clone_data->clone_max = crm_parse_int(max_clones, "1");
} else if (g_list_length(data_set->nodes) > 0) {
clone_data->clone_max = g_list_length(data_set->nodes);
} else {
clone_data->clone_max = 1; /* Handy during crm_verify */
}
if (crm_is_true(interleave)) {
clone_data->interleave = TRUE;
}
if (crm_is_true(ordered)) {
clone_data->ordered = TRUE;
}
if ((rsc->flags & pe_rsc_unique) == 0 && clone_data->clone_node_max > 1) {
crm_config_err("Anonymous clones (%s) may only support one copy per node", rsc->id);
clone_data->clone_node_max = 1;
}
pe_rsc_trace(rsc, "Options for %s", rsc->id);
pe_rsc_trace(rsc, "\tClone max: %d", clone_data->clone_max);
pe_rsc_trace(rsc, "\tClone node max: %d", clone_data->clone_node_max);
pe_rsc_trace(rsc, "\tClone is unique: %s",
is_set(rsc->flags, pe_rsc_unique) ? "true" : "false");
clone_data->xml_obj_child = find_xml_node(xml_obj, XML_CIB_TAG_GROUP, FALSE);
if (clone_data->xml_obj_child == NULL) {
clone_data->xml_obj_child = find_xml_node(xml_obj, XML_CIB_TAG_RESOURCE, TRUE);
for (a_child = __xml_first_child(xml_obj); a_child != NULL; a_child = __xml_next_element(a_child)) {
if (crm_str_eq((const char *)a_child->name, XML_CIB_TAG_RESOURCE, TRUE)) {
num_xml_children++;
}
}
}
if (clone_data->xml_obj_child == NULL) {
crm_config_err("%s has nothing to clone", rsc->id);
return FALSE;
}
for (a_child = __xml_first_child(xml_obj); a_child != NULL; a_child = __xml_next_element(a_child)) {
if (crm_str_eq((const char *)a_child->name, type, TRUE)) {
num_xml_children++;
}
}
if (num_xml_children > 1) {
crm_config_err("%s has too many children. Only the first (%s) will be cloned.",
rsc->id, ID(clone_data->xml_obj_child));
}
/*
* Make clones ever so slightly sticky by default
*
* This helps ensure clone instances are not shuffled around the cluster
* for no benefit in situations when pre-allocation is not appropriate
*/
if (g_hash_table_lookup(rsc->meta, XML_RSC_ATTR_STICKINESS) == NULL) {
add_hash_param(rsc->meta, XML_RSC_ATTR_STICKINESS, "1");
}
pe_rsc_trace(rsc, "\tClone is unique (fixed): %s",
is_set(rsc->flags, pe_rsc_unique) ? "true" : "false");
clone_data->notify_confirm = is_set(rsc->flags, pe_rsc_notify);
add_hash_param(rsc->meta, XML_RSC_ATTR_UNIQUE,
is_set(rsc->flags, pe_rsc_unique) ? XML_BOOLEAN_TRUE : XML_BOOLEAN_FALSE);
for (lpc = 0; lpc < clone_data->clone_max; lpc++) {
if (create_child_clone(rsc, lpc, data_set) == NULL) {
return FALSE;
}
}
if (clone_data->clone_max == 0) {
/* create one so that unpack_find_resource() will hook up
* any orphans up to the parent correctly
*/
if (create_child_clone(rsc, -1, data_set) == NULL) {
return FALSE;
}
}
pe_rsc_trace(rsc, "Added %d children to resource %s...", clone_data->clone_max, rsc->id);
return TRUE;
}
int
main(int argc, char **argv)
{
xmlNode *cib_object = NULL;
xmlNode *status = NULL;
int argerr = 0;
int flag;
int option_index = 0;
pe_working_set_t data_set;
cib_t *cib_conn = NULL;
int rc = pcmk_ok;
bool verbose = FALSE;
gboolean xml_stdin = FALSE;
const char *xml_tag = NULL;
const char *xml_file = NULL;
const char *xml_string = NULL;
crm_log_cli_init("crm_verify");
crm_set_options(NULL, "[modifiers] data_source", long_options,
"Check a (complete) confiuration for syntax and common conceptual errors."
"\n\nChecks the well-formedness of an XML configuration, its conformance to the configured DTD/schema and for the presence of common misconfigurations."
"\n\nIt reports two classes of problems, errors and warnings."
" Errors must be fixed before the cluster will work properly."
" However, it is left up to the administrator to decide if the warnings should also be fixed.");
while (1) {
flag = crm_get_option(argc, argv, &option_index);
if (flag == -1)
break;
switch (flag) {
case 'X':
crm_trace("Option %c => %s", flag, optarg);
xml_string = optarg;
break;
case 'x':
crm_trace("Option %c => %s", flag, optarg);
xml_file = optarg;
break;
case 'p':
xml_stdin = TRUE;
break;
case 'S':
cib_save = optarg;
break;
case 'V':
verbose = TRUE;
crm_bump_log_level(argc, argv);
break;
case 'L':
USE_LIVE_CIB = TRUE;
break;
case '$':
case '?':
crm_help(flag, EX_OK);
break;
default:
fprintf(stderr, "Option -%c is not yet supported\n", flag);
++argerr;
break;
}
}
if (optind < argc) {
printf("non-option ARGV-elements: ");
while (optind < argc) {
printf("%s ", argv[optind++]);
}
printf("\n");
}
if (optind > argc) {
++argerr;
}
if (argerr) {
crm_err("%d errors in option parsing", argerr);
crm_help(flag, EX_USAGE);
}
crm_info("=#=#=#=#= Getting XML =#=#=#=#=");
if (USE_LIVE_CIB) {
cib_conn = cib_new();
rc = cib_conn->cmds->signon(cib_conn, crm_system_name, cib_command);
}
if (USE_LIVE_CIB) {
if (rc == pcmk_ok) {
int options = cib_scope_local | cib_sync_call;
crm_info("Reading XML from: live cluster");
rc = cib_conn->cmds->query(cib_conn, NULL, &cib_object, options);
}
if (rc != pcmk_ok) {
fprintf(stderr, "Live CIB query failed: %s\n", pcmk_strerror(rc));
goto done;
}
if (cib_object == NULL) {
fprintf(stderr, "Live CIB query failed: empty result\n");
rc = -ENOMSG;
goto done;
}
} else if (xml_file != NULL) {
cib_object = filename2xml(xml_file);
if (cib_object == NULL) {
fprintf(stderr, "Couldn't parse input file: %s\n", xml_file);
rc = -ENODATA;
goto done;
}
} else if (xml_string != NULL) {
cib_object = string2xml(xml_string);
if (cib_object == NULL) {
fprintf(stderr, "Couldn't parse input string: %s\n", xml_string);
rc = -ENODATA;
goto done;
}
} else if (xml_stdin) {
cib_object = stdin2xml();
if (cib_object == NULL) {
fprintf(stderr, "Couldn't parse input from STDIN.\n");
rc = -ENODATA;
goto done;
}
} else {
fprintf(stderr, "No configuration source specified."
" Use --help for usage information.\n");
rc = -ENODATA;
goto done;
}
xml_tag = crm_element_name(cib_object);
if (safe_str_neq(xml_tag, XML_TAG_CIB)) {
fprintf(stderr,
"This tool can only check complete configurations (ie. those starting with <cib>).\n");
rc = -EBADMSG;
goto done;
}
if (cib_save != NULL) {
write_xml_file(cib_object, cib_save, FALSE);
}
status = get_object_root(XML_CIB_TAG_STATUS, cib_object);
if (status == NULL) {
create_xml_node(cib_object, XML_CIB_TAG_STATUS);
}
if (validate_xml(cib_object, NULL, FALSE) == FALSE) {
crm_config_err("CIB did not pass DTD/schema validation");
free_xml(cib_object);
cib_object = NULL;
} else if (cli_config_update(&cib_object, NULL, FALSE) == FALSE) {
crm_config_error = TRUE;
free_xml(cib_object);
cib_object = NULL;
fprintf(stderr, "The cluster will NOT be able to use this configuration.\n");
fprintf(stderr, "Please manually update the configuration to conform to the %s syntax.\n",
xml_latest_schema());
}
set_working_set_defaults(&data_set);
if (cib_object == NULL) {
} else if (USE_LIVE_CIB) {
/* we will always have a status section and can do a full simulation */
do_calculations(&data_set, cib_object, NULL);
cleanup_alloc_calculations(&data_set);
} else {
data_set.now = crm_time_new(NULL);
data_set.input = cib_object;
stage0(&data_set);
cleanup_alloc_calculations(&data_set);
}
if (crm_config_error) {
fprintf(stderr, "Errors found during check: config not valid\n");
if (verbose == FALSE) {
fprintf(stderr, " -V may provide more details\n");
}
rc = -pcmk_err_generic;
} else if (crm_config_warning) {
fprintf(stderr, "Warnings found during check: config may not be valid\n");
if (verbose == FALSE) {
fprintf(stderr, " Use -V for more details\n");
}
rc = -pcmk_err_generic;
}
if (USE_LIVE_CIB && cib_conn) {
cib_conn->cmds->signoff(cib_conn);
cib_delete(cib_conn);
}
done:
return rc;
}
gboolean
group_unpack(resource_t * rsc, pe_working_set_t * data_set)
{
resource_t *self = NULL;
xmlNode *xml_obj = rsc->xml;
xmlNode *xml_self = copy_xml(rsc->xml);
xmlNode *xml_native_rsc = NULL;
group_variant_data_t *group_data = NULL;
const char *group_ordered = g_hash_table_lookup(rsc->meta, XML_RSC_ATTR_ORDERED);
const char *group_colocated = g_hash_table_lookup(rsc->meta, "collocated");
const char *clone_id = NULL;
crm_debug_3("Processing resource %s...", rsc->id);
crm_malloc0(group_data, sizeof(group_variant_data_t));
group_data->num_children = 0;
group_data->self = NULL;
group_data->first_child = NULL;
group_data->last_child = NULL;
rsc->variant_opaque = group_data;
group_data->ordered = TRUE;
group_data->colocated = TRUE;
if (group_ordered != NULL) {
crm_str_to_boolean(group_ordered, &(group_data->ordered));
}
if (group_colocated != NULL) {
crm_str_to_boolean(group_colocated, &(group_data->colocated));
}
/* this is a bit of a hack - but simplifies everything else */
xmlNodeSetName(xml_self, ((const xmlChar *)XML_CIB_TAG_RESOURCE));
if (common_unpack(xml_self, &self, NULL, data_set)) {
group_data->self = self;
self->restart_type = pe_restart_restart;
} else {
crm_log_xml_err(xml_self, "Couldnt unpack dummy child");
return FALSE;
}
clone_id = crm_element_value(rsc->xml, XML_RSC_ATTR_INCARNATION);
for (xml_native_rsc = __xml_first_child(xml_obj); xml_native_rsc != NULL;
xml_native_rsc = __xml_next(xml_native_rsc)) {
if (crm_str_eq((const char *)xml_native_rsc->name, XML_CIB_TAG_RESOURCE, TRUE)) {
resource_t *new_rsc = NULL;
crm_xml_add(xml_native_rsc, XML_RSC_ATTR_INCARNATION, clone_id);
if (common_unpack(xml_native_rsc, &new_rsc, rsc, data_set) == FALSE) {
pe_err("Failed unpacking resource %s", crm_element_value(xml_obj, XML_ATTR_ID));
if (new_rsc != NULL && new_rsc->fns != NULL) {
new_rsc->fns->free(new_rsc);
}
}
group_data->num_children++;
rsc->children = g_list_append(rsc->children, new_rsc);
if (group_data->first_child == NULL) {
group_data->first_child = new_rsc;
}
group_data->last_child = new_rsc;
print_resource(LOG_DEBUG_3, "Added", new_rsc, FALSE);
}
}
if (group_data->num_children == 0) {
#if 0
/* Bug #1287 */
crm_config_err("Group %s did not have any children", rsc->id);
return FALSE;
#else
crm_config_warn("Group %s did not have any children", rsc->id);
return TRUE;
#endif
}
crm_debug_3("Added %d children to resource %s...", group_data->num_children, rsc->id);
return TRUE;
}