static void test_parse(void)
{
struct dm_config_tree *tree = dm_config_from_string(conf);
const struct dm_config_value *value;
CU_ASSERT((long) tree);
CU_ASSERT(dm_config_has_node(tree->root, "id"));
CU_ASSERT(dm_config_has_node(tree->root, "physical_volumes"));
CU_ASSERT(dm_config_has_node(tree->root, "physical_volumes/pv0"));
CU_ASSERT(dm_config_has_node(tree->root, "physical_volumes/pv0/id"));
CU_ASSERT(!strcmp(dm_config_find_str(tree->root, "id", "foo"), "yada-yada"));
CU_ASSERT(!strcmp(dm_config_find_str(tree->root, "idt", "foo"), "foo"));
CU_ASSERT(!strcmp(dm_config_find_str(tree->root, "physical_volumes/pv0/bb", "foo"), "foo"));
CU_ASSERT(!strcmp(dm_config_find_str(tree->root, "physical_volumes/pv0/id", "foo"), "abcd-efgh"));
CU_ASSERT(!dm_config_get_uint32(tree->root, "id", NULL));
CU_ASSERT(dm_config_get_uint32(tree->root, "extent_size", NULL));
/* FIXME: Currently everything parses as a list, even if it's not */
// CU_ASSERT(!dm_config_get_list(tree->root, "id", NULL));
// CU_ASSERT(!dm_config_get_list(tree->root, "extent_size", NULL));
CU_ASSERT(dm_config_get_list(tree->root, "flags", &value));
CU_ASSERT(value->next == NULL); /* an empty list */
CU_ASSERT(dm_config_get_list(tree->root, "status", &value));
CU_ASSERT(value->next != NULL); /* a non-empty list */
dm_config_destroy(tree);
}
int override_config_tree_from_string(struct cmd_context *cmd,
const char *config_settings)
{
struct dm_config_tree *cft_new;
struct config_source *cs = dm_config_get_custom(cmd->cft);
/*
* Follow this sequence:
* CONFIG_STRING -> CONFIG_PROFILE -> CONFIG_FILE/CONFIG_MERGED_FILES
*/
if (cs->type == CONFIG_STRING) {
log_error(INTERNAL_ERROR "override_config_tree_from_string: "
"config cascade already contains a string config.");
return 0;
}
if (!(cft_new = dm_config_from_string(config_settings))) {
log_error("Failed to set overridden configuration entries.");
return 0;
}
if (!(cs = dm_pool_zalloc(cft_new->mem, sizeof(struct config_source)))) {
log_error("Failed to allocate config source.");
dm_config_destroy(cft_new);
return 0;
}
cs->type = CONFIG_STRING;
dm_config_set_custom(cft_new, cs);
cmd->cft = dm_config_insert_cascaded_tree(cft_new, cmd->cft);
return 1;
}
static void test_cascade(void)
{
struct dm_config_tree *t1 = dm_config_from_string(conf),
*t2 = dm_config_from_string(overlay),
*tree = dm_config_insert_cascaded_tree(t2, t1);
CU_ASSERT(!strcmp(dm_config_tree_find_str(tree, "id", "foo"), "yoda-soda"));
CU_ASSERT(!strcmp(dm_config_tree_find_str(tree, "idt", "foo"), "foo"));
CU_ASSERT(!strcmp(dm_config_tree_find_str(tree, "physical_volumes/pv0/bb", "foo"), "foo"));
CU_ASSERT(!strcmp(dm_config_tree_find_str(tree, "physical_volumes/pv1/id", "foo"), "hgfe-dcba"));
CU_ASSERT(!strcmp(dm_config_tree_find_str(tree, "physical_volumes/pv3/id", "foo"), "dbcd-efgh"));
dm_config_destroy(t1);
dm_config_destroy(t2);
}
int override_config_tree_from_string(struct cmd_context *cmd,
const char *config_settings)
{
struct dm_config_tree *cft_new;
if (!(cft_new = dm_config_from_string(config_settings))) {
log_error("Failed to set overridden configuration entries.");
return 1;
}
cmd->cft = dm_config_insert_cascaded_tree(cft_new, cmd->cft);
return 0;
}
static void test_clone(void)
{
struct dm_config_tree *tree = dm_config_from_string(conf);
struct dm_config_node *n = dm_config_clone_node(tree, tree->root, 1);
const struct dm_config_value *value;
/* Check that the nodes are actually distinct. */
CU_ASSERT(n != tree->root);
CU_ASSERT(n->sib != tree->root->sib);
CU_ASSERT(dm_config_find_node(n, "physical_volumes") != NULL);
CU_ASSERT(dm_config_find_node(tree->root, "physical_volumes") != NULL);
CU_ASSERT(dm_config_find_node(n, "physical_volumes") != dm_config_find_node(tree->root, "physical_volumes"));
CU_ASSERT(dm_config_has_node(n, "id"));
CU_ASSERT(dm_config_has_node(n, "physical_volumes"));
CU_ASSERT(dm_config_has_node(n, "physical_volumes/pv0"));
CU_ASSERT(dm_config_has_node(n, "physical_volumes/pv0/id"));
CU_ASSERT(!strcmp(dm_config_find_str(n, "id", "foo"), "yada-yada"));
CU_ASSERT(!strcmp(dm_config_find_str(n, "idt", "foo"), "foo"));
CU_ASSERT(!strcmp(dm_config_find_str(n, "physical_volumes/pv0/bb", "foo"), "foo"));
CU_ASSERT(!strcmp(dm_config_find_str(n, "physical_volumes/pv0/id", "foo"), "abcd-efgh"));
CU_ASSERT(!dm_config_get_uint32(n, "id", NULL));
CU_ASSERT(dm_config_get_uint32(n, "extent_size", NULL));
/* FIXME: Currently everything parses as a list, even if it's not */
// CU_ASSERT(!dm_config_get_list(tree->root, "id", NULL));
// CU_ASSERT(!dm_config_get_list(tree->root, "extent_size", NULL));
CU_ASSERT(dm_config_get_list(n, "flags", &value));
CU_ASSERT(value->next == NULL); /* an empty list */
CU_ASSERT(dm_config_get_list(n, "status", &value));
CU_ASSERT(value->next != NULL); /* a non-empty list */
dm_config_destroy(tree);
}