X-Git-Url: https://git.tokkee.org/?a=blobdiff_plain;f=src%2Fcore%2Fstore-private.h;h=6dc68c0c1fe6f837a55c61b1c92b5208d342cf58;hb=dd74510898e5a480fc18a1acad7aa4196f732efe;hp=05a963876638854f0bd290c9b454b0815c8b6c37;hpb=5ef35401510325242737f05af78bc08eb631e8e4;p=sysdb.git

diff --git a/src/core/store-private.h b/src/core/store-private.h
index 05a9638..6dc68c0 100644
--- a/src/core/store-private.h
+++ b/src/core/store-private.h
@@ -33,6 +33,7 @@
 #define SDB_CORE_STORE_PRIVATE_H 1
 
 #include "core/store.h"
+#include "utils/avltree.h"
 
 #include <sys/types.h>
 #include <regex.h>
@@ -41,7 +42,11 @@
 extern "C" {
 #endif
 
-struct sdb_store_base {
+/*
+ * core types
+ */
+
+struct sdb_store_obj {
 	sdb_object_t super;
 
 	/* object type */
@@ -50,33 +55,82 @@ struct sdb_store_base {
 	/* common meta information */
 	sdb_time_t last_update;
 	sdb_time_t interval; /* moving average */
-	sdb_store_base_t *parent;
+	char **backends;
+	size_t backends_num;
+	sdb_store_obj_t *parent;
 };
-#define STORE_BASE(obj) ((sdb_store_base_t *)(obj))
-#define STORE_CONST_BASE(obj) ((const sdb_store_base_t *)(obj))
+#define STORE_OBJ(obj) ((sdb_store_obj_t *)(obj))
+#define STORE_CONST_OBJ(obj) ((const sdb_store_obj_t *)(obj))
 
 typedef struct {
-	sdb_store_base_t super;
+	sdb_store_obj_t super;
 
 	sdb_data_t value;
 } sdb_attribute_t;
-#define SDB_ATTR(obj) ((sdb_attribute_t *)(obj))
-#define SDB_CONST_ATTR(obj) ((const sdb_attribute_t *)(obj))
+#define ATTR(obj) ((sdb_attribute_t *)(obj))
+#define CONST_ATTR(obj) ((const sdb_attribute_t *)(obj))
+
+typedef struct {
+	sdb_store_obj_t super;
+
+	sdb_avltree_t *attributes;
+} sdb_service_t;
+#define SVC(obj) ((sdb_service_t *)(obj))
+#define CONST_SVC(obj) ((const sdb_service_t *)(obj))
 
 typedef struct {
-	sdb_store_base_t super;
+	sdb_store_obj_t super;
 
-	sdb_llist_t *children;
-	sdb_llist_t *attributes;
-} sdb_store_obj_t;
-#define SDB_STORE_OBJ(obj) ((sdb_store_obj_t *)(obj))
-#define SDB_CONST_STORE_OBJ(obj) ((const sdb_store_obj_t *)(obj))
+	sdb_avltree_t *attributes;
+	struct {
+		char *type;
+		char *id;
+	} store;
+} sdb_metric_t;
+#define METRIC(obj) ((sdb_metric_t *)(obj))
+
+typedef struct {
+	sdb_store_obj_t super;
 
-/* shortcuts for accessing the sdb_store_obj_t attributes
- * of inheriting objects */
+	sdb_avltree_t *services;
+	sdb_avltree_t *metrics;
+	sdb_avltree_t *attributes;
+} sdb_host_t;
+#define HOST(obj) ((sdb_host_t *)(obj))
+#define CONST_HOST(obj) ((const sdb_host_t *)(obj))
+
+/* shortcuts for accessing service/host attributes */
 #define _last_update super.last_update
 #define _interval super.interval
 
+/*
+ * conditionals
+ */
+
+/* compares an object using the specified conditional and taking the specified
+ * filter into account */
+typedef int (*cmp_cb)(sdb_store_obj_t *, sdb_store_cond_t *,
+		sdb_store_matcher_t *);
+
+struct sdb_store_cond {
+	sdb_object_t super;
+	cmp_cb cmp;
+};
+
+typedef struct {
+	sdb_store_cond_t super;
+	char *name;
+	sdb_store_expr_t *expr;
+} attr_cond_t;
+#define ATTR_C(obj) ((attr_cond_t *)(obj))
+
+typedef struct {
+	sdb_store_cond_t super;
+	int field;
+	sdb_store_expr_t *expr;
+} obj_cond_t;
+#define OBJ_C(obj) ((obj_cond_t *)(obj))
+
 /*
  * matchers
  */
@@ -89,14 +143,33 @@ enum {
 	MATCHER_NOT,
 	MATCHER_NAME,
 	MATCHER_ATTR,
-	MATCHER_HOST,
+	MATCHER_LT,
+	MATCHER_LE,
+	MATCHER_EQ,
+	MATCHER_GE,
+	MATCHER_GT,
+	MATCHER_ISNULL,
 };
 
+#define MATCHER_SYM(t) \
+	(((t) == MATCHER_OR) ? "OR" \
+		: ((t) == MATCHER_AND) ? "AND" \
+		: ((t) == MATCHER_NOT) ? "NOT" \
+		: ((t) == MATCHER_NAME) ? "NAME" \
+		: ((t) == MATCHER_ATTR) ? "ATTR" \
+		: ((t) == MATCHER_LT) ? "<" \
+		: ((t) == MATCHER_LE) ? "<=" \
+		: ((t) == MATCHER_EQ) ? "=" \
+		: ((t) == MATCHER_GE) ? ">=" \
+		: ((t) == MATCHER_GT) ? ">" \
+		: ((t) == MATCHER_ISNULL) ? "IS NULL" \
+		: "UNKNOWN")
+
 /* match the name of something */
 typedef struct {
 	char    *name;
 	regex_t *name_re;
-} name_matcher_t;
+} string_matcher_t;
 
 /* matcher base type */
 struct sdb_store_matcher {
@@ -106,7 +179,7 @@ struct sdb_store_matcher {
 };
 #define M(m) ((sdb_store_matcher_t *)(m))
 
-/* logical infix operator matcher */
+/* infix operator matcher */
 typedef struct {
 	sdb_store_matcher_t super;
 
@@ -116,7 +189,7 @@ typedef struct {
 } op_matcher_t;
 #define OP_M(m) ((op_matcher_t *)(m))
 
-/* logical unary operator matcher */
+/* unary operator matcher */
 typedef struct {
 	sdb_store_matcher_t super;
 
@@ -130,29 +203,30 @@ typedef struct {
 	sdb_store_matcher_t super;
 
 	int obj_type;
-
-	/* match by the name of the object */
-	name_matcher_t name;
-} obj_matcher_t;
-#define OBJ_M(m) ((obj_matcher_t *)(m))
+	string_matcher_t name;
+} name_matcher_t;
+#define NAME_M(m) ((name_matcher_t *)(m))
 
 /* match attributes */
 typedef struct {
 	sdb_store_matcher_t super;
 	char *name;
-	/* XXX: this needs to be more flexible;
-	 *      add support for type-specific operators */
-	name_matcher_t value;
+	string_matcher_t value;
 } attr_matcher_t;
 #define ATTR_M(m) ((attr_matcher_t *)(m))
 
-/* match hosts */
 typedef struct {
-	obj_matcher_t super;
-	/* match by attributes assigned to the host */
-	attr_matcher_t *attr;
-} host_matcher_t;
-#define HOST_M(m) ((host_matcher_t *)(m))
+	sdb_store_matcher_t super;
+	char *attr_name; /* we only support matching attributes */
+} isnull_matcher_t;
+#define ISNULL_M(m) ((isnull_matcher_t *)(m))
+
+/* match using conditionals */
+typedef struct {
+	sdb_store_matcher_t super;
+	sdb_store_cond_t *cond;
+} cond_matcher_t;
+#define COND_M(m) ((cond_matcher_t *)(m))
 
 #ifdef __cplusplus
 } /* extern "C" */