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index e3b5e8a7331d2953a68e5dfe8ce7f0bcafb0e426..06151a81d4fdb04bb49143dd794ee60c30a00618 100644 (file)
--- a/src/core/store_lookup.c
+++ b/src/core/store_lookup.c
return status;
} /* match_regex_value */
-static int
-match_value(int op, sdb_data_t *v1, sdb_data_t *v2, bool strcmp_fallback)
-{
- if ((op == MATCHER_REGEX) || (op == MATCHER_NREGEX))
- return match_regex_value(op, v1, v2);
- return match_cmp_value(op, v1, v2, strcmp_fallback);
-} /* match_value */
-
static int
match_logical(sdb_store_matcher_t *m, sdb_store_obj_t *obj,
sdb_store_matcher_t *filter)
} /* match_logical */
static int
-match_unary(sdb_store_matcher_t *m, sdb_store_obj_t *obj,
+match_uop(sdb_store_matcher_t *m, sdb_store_obj_t *obj,
sdb_store_matcher_t *filter)
{
assert(m->type == MATCHER_NOT);
assert(UOP_M(m)->op);
return !sdb_store_matcher_matches(UOP_M(m)->op, obj, filter);
-} /* match_unary */
-
-/* iterate arrays: ANY/ALL <array> <cmp> <value> */
-static int
-match_iter_backends(sdb_store_matcher_t *m, sdb_store_obj_t *obj,
- sdb_store_matcher_t *filter)
-{
- sdb_data_t op = SDB_DATA_INIT;
- int status;
-
- if ((ITER_M(m)->m->type < MATCHER_LT)
- || (MATCHER_NREGEX < ITER_M(m)->m->type))
- return 0;
-
- if (sdb_store_expr_eval(CMP_M(ITER_M(m)->m)->right, obj, &op, filter))
- return 0;
-
- if (op.type & SDB_TYPE_ARRAY)
- status = 0;
- else if (sdb_data_isnull(&op))
- status = 0;
- else {
- size_t i;
- int all = (int)(m->type == MATCHER_ALL);
-
- status = all;
- for (i = 0; i < obj->backends_num; ++i) {
- sdb_data_t v = { SDB_TYPE_STRING, { .string = obj->backends[i] } };
-
- if (match_value(ITER_M(m)->m->type, &v, &op,
- CMP_M(ITER_M(m)->m)->right->data_type < 0)) {
- if (! all) {
- status = 1;
- break;
- }
- }
- else if (all) {
- status = 0;
- break;
- }
- }
- }
-
- sdb_data_free_datum(&op);
- return status;
-} /* match_iter_backends */
+} /* match_uop */
+/* iterate: ANY/ALL <iter> <cmp> <value> */
static int
match_iter(sdb_store_matcher_t *m, sdb_store_obj_t *obj,
sdb_store_matcher_t *filter)
{
- sdb_avltree_iter_t *iter = NULL;
- int type, status;
+ sdb_store_expr_iter_t *iter = NULL;
+ int status;
int all = (int)(m->type == MATCHER_ALL);
assert((m->type == MATCHER_ANY) || (m->type == MATCHER_ALL));
assert((! CMP_M(ITER_M(m)->m)->left) && CMP_M(ITER_M(m)->m)->right);
- if (ITER_M(m)->iter->type == FIELD_VALUE) {
- if (ITER_M(m)->iter->data.data.integer != SDB_FIELD_BACKEND)
- return 0;
- return match_iter_backends(m, obj, filter);
- }
-
- assert(ITER_M(m)->iter->type == TYPED_EXPR);
-
- type = (int)ITER_M(m)->iter->data.data.integer;
- if (obj->type == SDB_HOST) {
- if (type == SDB_SERVICE)
- iter = sdb_avltree_get_iter(HOST(obj)->services);
- else if (type == SDB_METRIC)
- iter = sdb_avltree_get_iter(HOST(obj)->metrics);
- else if (type == SDB_ATTRIBUTE)
- iter = sdb_avltree_get_iter(HOST(obj)->attributes);
- } else if (obj->type == SDB_SERVICE) {
- if (type == SDB_ATTRIBUTE)
- iter = sdb_avltree_get_iter(SVC(obj)->attributes);
- } else if (obj->type == SDB_METRIC) {
- if (type == SDB_ATTRIBUTE)
- iter = sdb_avltree_get_iter(METRIC(obj)->attributes);
+ iter = sdb_store_expr_iter(ITER_M(m)->iter, obj, filter);
+ if (! iter) {
+ sdb_log(SDB_LOG_WARNING, "store: Invalid iterator");
+ return 0;
}
status = all;
- while (sdb_avltree_iter_has_next(iter)) {
- sdb_store_obj_t *child = STORE_OBJ(sdb_avltree_iter_get_next(iter));
- sdb_store_expr_t expr = EXPR_INIT;
- sdb_data_t v = SDB_DATA_INIT;
+ while (sdb_store_expr_iter_has_next(iter)) {
+ sdb_data_t v = sdb_store_expr_iter_get_next(iter);
+ sdb_store_expr_t expr = CONST_EXPR(v);
bool matches;
- if (filter && (! sdb_store_matcher_matches(filter, child, NULL)))
- continue;
- if (sdb_store_expr_eval(ITER_M(m)->iter, child, &v, filter))
- continue;
-
- expr.type = 0;
- expr.data_type = v.type;
- expr.data = v;
-
CMP_M(ITER_M(m)->m)->left = &expr;
- matches = sdb_store_matcher_matches(ITER_M(m)->m, child, filter);
+ matches = sdb_store_matcher_matches(ITER_M(m)->m, obj, filter);
CMP_M(ITER_M(m)->m)->left = NULL;
sdb_data_free_datum(&v);
+
if (matches) {
if (! all) {
status = 1;
break;
}
}
- sdb_avltree_iter_destroy(iter);
+ sdb_store_expr_iter_destroy(iter);
return status;
} /* match_iter */
sdb_data_t value = SDB_DATA_INIT, array = SDB_DATA_INIT;
int status = 1;
- assert((m->type == MATCHER_IN) || (m->type == MATCHER_NIN));
+ assert(m->type == MATCHER_IN);
assert(CMP_M(m)->left && CMP_M(m)->right);
if (expr_eval2(CMP_M(m)->left, &value,
status = sdb_data_inarray(&value, &array);
expr_free_datum2(CMP_M(m)->left, &value, CMP_M(m)->right, &array);
- if (m->type == MATCHER_NIN)
- return !status;
return status;
} /* match_in */
} /* match_regex */
static int
-match_isnull(sdb_store_matcher_t *m, sdb_store_obj_t *obj,
+match_unary(sdb_store_matcher_t *m, sdb_store_obj_t *obj,
sdb_store_matcher_t *filter)
{
sdb_data_t v = SDB_DATA_INIT;
int status;
- assert((m->type == MATCHER_ISNULL) || (m->type == MATCHER_ISNNULL));
+ assert((m->type == MATCHER_ISNULL)
+ || (m->type == MATCHER_ISTRUE)
+ || (m->type == MATCHER_ISFALSE));
- if (ISNULL_M(m)->expr->type) {
+ if (UNARY_M(m)->expr->type) {
/* TODO: this might hide real errors;
* improve error reporting and propagation */
- if (sdb_store_expr_eval(ISNULL_M(m)->expr, obj, &v, filter))
+ if (sdb_store_expr_eval(UNARY_M(m)->expr, obj, &v, filter))
return 1;
}
else
- v = ISNULL_M(m)->expr->data;
-
- if (sdb_data_isnull(&v))
- status = 1;
- else
- status = 0;
+ v = UNARY_M(m)->expr->data;
+
+ if (m->type == MATCHER_ISNULL)
+ status = sdb_data_isnull(&v) ? 1 : 0;
+ else { /* ISTRUE or ISFALSE */
+ if ((v.type == SDB_TYPE_BOOLEAN)
+ && (v.data.boolean == (m->type == MATCHER_ISTRUE)))
+ status = 1;
+ else
+ status = 0;
+ }
- if (ISNULL_M(m)->expr->type)
+ if (UNARY_M(m)->expr->type)
sdb_data_free_datum(&v);
- if (m->type == MATCHER_ISNNULL)
- return !status;
return status;
-} /* match_isnull */
+} /* match_unary */
typedef int (*matcher_cb)(sdb_store_matcher_t *, sdb_store_obj_t *,
sdb_store_matcher_t *);
matchers[] = {
match_logical,
match_logical,
- match_unary,
+ match_uop,
match_iter,
match_iter,
match_in,
- match_in,
/* unary operators */
- match_isnull,
- match_isnull,
+ match_unary,
+ match_unary,
+ match_unary,
/* ary operators */
match_cmp,
match_cmp,
match_regex,
match_regex,
+
+ NULL, /* QUERY */
};
/*
} /* uop_matcher_destroy */
static int
-isnull_matcher_init(sdb_object_t *obj, va_list ap)
+unary_matcher_init(sdb_object_t *obj, va_list ap)
{
M(obj)->type = va_arg(ap, int);
- if ((M(obj)->type != MATCHER_ISNULL) && (M(obj)->type != MATCHER_ISNNULL))
+ if ((M(obj)->type != MATCHER_ISNULL)
+ && (M(obj)->type != MATCHER_ISTRUE)
+ && (M(obj)->type != MATCHER_ISFALSE))
return -1;
- ISNULL_M(obj)->expr = va_arg(ap, sdb_store_expr_t *);
- sdb_object_ref(SDB_OBJ(ISNULL_M(obj)->expr));
+ UNARY_M(obj)->expr = va_arg(ap, sdb_store_expr_t *);
+ sdb_object_ref(SDB_OBJ(UNARY_M(obj)->expr));
return 0;
-} /* isnull_matcher_init */
+} /* unary_matcher_init */
static void
-isnull_matcher_destroy(sdb_object_t *obj)
+unary_matcher_destroy(sdb_object_t *obj)
{
- sdb_object_deref(SDB_OBJ(ISNULL_M(obj)->expr));
- ISNULL_M(obj)->expr = NULL;
-} /* isnull_matcher_destroy */
+ sdb_object_deref(SDB_OBJ(UNARY_M(obj)->expr));
+ UNARY_M(obj)->expr = NULL;
+} /* unary_matcher_destroy */
static sdb_type_t op_type = {
/* size = */ sizeof(op_matcher_t),
/* destroy = */ cmp_matcher_destroy,
};
-static sdb_type_t isnull_type = {
- /* size = */ sizeof(isnull_matcher_t),
- /* init = */ isnull_matcher_init,
- /* destroy = */ isnull_matcher_destroy,
+static sdb_type_t unary_type = {
+ /* size = */ sizeof(unary_matcher_t),
+ /* init = */ unary_matcher_init,
+ /* destroy = */ unary_matcher_destroy,
};
/*
MATCHER_IN, left, right));
} /* sdb_store_in_matcher */
-sdb_store_matcher_t *
-sdb_store_nin_matcher(sdb_store_expr_t *left, sdb_store_expr_t *right)
-{
- return M(sdb_object_create("not-in-matcher", cmp_type,
- MATCHER_NIN, left, right));
-} /* sdb_store_in_matcher */
-
sdb_store_matcher_t *
sdb_store_regex_matcher(sdb_store_expr_t *left, sdb_store_expr_t *right)
{
sdb_store_matcher_t *
sdb_store_isnull_matcher(sdb_store_expr_t *expr)
{
- return M(sdb_object_create("isnull-matcher", isnull_type,
+ return M(sdb_object_create("isnull-matcher", unary_type,
MATCHER_ISNULL, expr));
} /* sdb_store_isnull_matcher */
sdb_store_matcher_t *
-sdb_store_isnnull_matcher(sdb_store_expr_t *expr)
-{
- return M(sdb_object_create("isnull-matcher", isnull_type,
- MATCHER_ISNNULL, expr));
-} /* sdb_store_isnnull_matcher */
-
-sdb_store_matcher_op_cb
-sdb_store_parse_matcher_op(const char *op)
-{
- if (! strcasecmp(op, "<"))
- return sdb_store_lt_matcher;
- else if (! strcasecmp(op, "<="))
- return sdb_store_le_matcher;
- else if (! strcasecmp(op, "="))
- return sdb_store_eq_matcher;
- else if (! strcasecmp(op, "!="))
- return sdb_store_ne_matcher;
- else if (! strcasecmp(op, ">="))
- return sdb_store_ge_matcher;
- else if (! strcasecmp(op, ">"))
- return sdb_store_gt_matcher;
- else if (! strcasecmp(op, "=~"))
- return sdb_store_regex_matcher;
- else if (! strcasecmp(op, "!~"))
- return sdb_store_nregex_matcher;
- return NULL;
-} /* sdb_store_parse_matcher_op */
-
-int
-sdb_store_parse_object_type(const char *name)
-{
- if (! strcasecmp(name, "host"))
- return SDB_HOST;
- else if (! strcasecmp(name, "service"))
- return SDB_SERVICE;
- else if (! strcasecmp(name, "metric"))
- return SDB_METRIC;
- else if (! strcasecmp(name, "attribute"))
- return SDB_ATTRIBUTE;
- return -1;
-} /* sdb_store_parse_object_type */
-
-int
-sdb_store_parse_object_type_plural(const char *name)
-{
- if (! strcasecmp(name, "hosts"))
- return SDB_HOST;
- else if (! strcasecmp(name, "services"))
- return SDB_SERVICE;
- else if (! strcasecmp(name, "metrics"))
- return SDB_METRIC;
- else if (! strcasecmp(name, "attributes"))
- return SDB_ATTRIBUTE;
- return -1;
-} /* sdb_store_parse_object_type_plural */
+sdb_store_istrue_matcher(sdb_store_expr_t *expr)
+{
+ return M(sdb_object_create("istrue-matcher", unary_type,
+ MATCHER_ISTRUE, expr));
+} /* sdb_store_istrue_matcher */
-int
-sdb_store_parse_field_name(const char *name)
-{
- if (! strcasecmp(name, "name"))
- return SDB_FIELD_NAME;
- else if (! strcasecmp(name, "last_update"))
- return SDB_FIELD_LAST_UPDATE;
- else if (! strcasecmp(name, "age"))
- return SDB_FIELD_AGE;
- else if (! strcasecmp(name, "interval"))
- return SDB_FIELD_INTERVAL;
- else if (! strcasecmp(name, "backend"))
- return SDB_FIELD_BACKEND;
- return -1;
-} /* sdb_store_parse_field_name */
+sdb_store_matcher_t *
+sdb_store_isfalse_matcher(sdb_store_expr_t *expr)
+{
+ return M(sdb_object_create("isfalse-matcher", unary_type,
+ MATCHER_ISFALSE, expr));
+} /* sdb_store_isfalse_matcher */
sdb_store_matcher_t *
sdb_store_dis_matcher(sdb_store_matcher_t *left, sdb_store_matcher_t *right)
if ((m->type < 0) || ((size_t)m->type >= SDB_STATIC_ARRAY_LEN(matchers)))
return 0;
+ if (! matchers[m->type])
+ return 0;
return matchers[m->type](m, obj, filter);
} /* sdb_store_matcher_matches */