diff --git a/src/frontend/grammar.y b/src/frontend/grammar.y
index d4e54a9c4c8f3869946bfa151de5d764c1156e88..87184a4e15ef3effafe1810c11e368b529b14ea8 100644 (file)
--- a/src/frontend/grammar.y
+++ b/src/frontend/grammar.y
sdb_store_matcher_t *m;
sdb_store_expr_t *expr;
+
+ sdb_metric_store_t metric_store;
}
%start statements
@@ -119,12 +121,14 @@ sdb_fe_yyerrorf(YYLTYPE *lval, sdb_fe_yyscan_t scanner, const char *fmt, ...);
%token ATTRIBUTE_T ATTRIBUTES_T
%token NAME_T LAST_UPDATE_T AGE_T INTERVAL_T BACKEND_T
+%token LAST UPDATE
+
%token START END
/* NULL token */
%token NULL_T
-%token FETCH LIST LOOKUP TIMESERIES
+%token FETCH LIST LOOKUP STORE TIMESERIES
%token <str> IDENTIFIER STRING
fetch_statement
list_statement
lookup_statement
+ store_statement
timeseries_statement
matching_clause
filter_clause
%type <m> matcher
compare_matcher
-%type <expr> expression
+%type <expr> expression object_expression
%type <integer> object_type object_type_plural
%type <integer> iterable
%type <datetime> datetime
start_clause end_clause
+ last_update_clause
+
+%type <metric_store> metric_store_clause
%destructor { free($$); } <str>
%destructor { sdb_object_deref(SDB_OBJ($$)); } <node> <m> <expr>
sdb_conn_node_t *n;
n = SDB_CONN_NODE(sdb_object_create_dT(/* name = */ NULL,
conn_expr_t, conn_expr_destroy));
- n->cmd = CONNECTION_EXPR;
+ n->cmd = SDB_CONNECTION_EXPR;
CONN_EXPR(n)->expr = $1;
sdb_llist_append(pt, SDB_OBJ(n));
|
lookup_statement
|
+ store_statement
+ |
timeseries_statement
|
/* empty */
CONN_FETCH($$)->host = $3;
CONN_FETCH($$)->name = NULL;
CONN_FETCH($$)->filter = CONN_MATCHER($4);
- $$->cmd = CONNECTION_FETCH;
+ $$->cmd = SDB_CONNECTION_FETCH;
}
|
FETCH object_type STRING '.' STRING filter_clause
CONN_FETCH($$)->host = $3;
CONN_FETCH($$)->name = $5;
CONN_FETCH($$)->filter = CONN_MATCHER($6);
- $$->cmd = CONNECTION_FETCH;
+ $$->cmd = SDB_CONNECTION_FETCH;
}
;
conn_list_t, conn_list_destroy));
CONN_LIST($$)->type = $2;
CONN_LIST($$)->filter = CONN_MATCHER($3);
- $$->cmd = CONNECTION_LIST;
+ $$->cmd = SDB_CONNECTION_LIST;
}
;
CONN_LOOKUP($$)->type = $2;
CONN_LOOKUP($$)->matcher = CONN_MATCHER($3);
CONN_LOOKUP($$)->filter = CONN_MATCHER($4);
- $$->cmd = CONNECTION_LOOKUP;
+ $$->cmd = SDB_CONNECTION_LOOKUP;
}
;
|
/* empty */ { $$ = NULL; }
+/*
+ * STORE <type> <name>|<host>.<name> [LAST UPDATE <datetime>];
+ * STORE METRIC <host>.<name> STORE <type> <id> [LAST UPDATE <datetime>];
+ * STORE <type> ATTRIBUTE <parent>.<key> <datum> [LAST UPDATE <datetime>];
+ *
+ * Store or update an object in the database.
+ */
+store_statement:
+ STORE HOST_T STRING last_update_clause
+ {
+ $$ = SDB_CONN_NODE(sdb_object_create_dT(/* name = */ NULL,
+ conn_store_host_t, conn_store_host_destroy));
+ CONN_STORE_HOST($$)->name = $3;
+ CONN_STORE_HOST($$)->last_update = $4;
+ $$->cmd = SDB_CONNECTION_STORE_HOST;
+ }
+ |
+ STORE SERVICE_T STRING '.' STRING last_update_clause
+ {
+ $$ = SDB_CONN_NODE(sdb_object_create_dT(/* name = */ NULL,
+ conn_store_svc_t, conn_store_svc_destroy));
+ CONN_STORE_SVC($$)->hostname = $3;
+ CONN_STORE_SVC($$)->name = $5;
+ CONN_STORE_SVC($$)->last_update = $6;
+ $$->cmd = SDB_CONNECTION_STORE_SERVICE;
+ }
+ |
+ STORE METRIC_T STRING '.' STRING metric_store_clause last_update_clause
+ {
+ $$ = SDB_CONN_NODE(sdb_object_create_dT(/* name = */ NULL,
+ conn_store_metric_t, conn_store_metric_destroy));
+ CONN_STORE_METRIC($$)->hostname = $3;
+ CONN_STORE_METRIC($$)->name = $5;
+ CONN_STORE_METRIC($$)->store_type = $6.type;
+ CONN_STORE_METRIC($$)->store_id = $6.id;
+ CONN_STORE_METRIC($$)->last_update = $7;
+ $$->cmd = SDB_CONNECTION_STORE_METRIC;
+ }
+ |
+ STORE HOST_T ATTRIBUTE_T STRING '.' STRING data last_update_clause
+ {
+ $$ = SDB_CONN_NODE(sdb_object_create_dT(/* name = */ NULL,
+ conn_store_attr_t, conn_store_attr_destroy));
+ CONN_STORE_ATTR($$)->parent_type = SDB_HOST;
+ CONN_STORE_ATTR($$)->hostname = NULL;
+ CONN_STORE_ATTR($$)->parent = $4;
+ CONN_STORE_ATTR($$)->key = $6;
+ CONN_STORE_ATTR($$)->value = $7;
+ CONN_STORE_ATTR($$)->last_update = $8;
+ $$->cmd = SDB_CONNECTION_STORE_ATTRIBUTE;
+ }
+ |
+ STORE SERVICE_T ATTRIBUTE_T STRING '.' STRING '.' STRING data last_update_clause
+ {
+ $$ = SDB_CONN_NODE(sdb_object_create_dT(/* name = */ NULL,
+ conn_store_attr_t, conn_store_attr_destroy));
+ CONN_STORE_ATTR($$)->parent_type = SDB_SERVICE;
+ CONN_STORE_ATTR($$)->hostname = $4;
+ CONN_STORE_ATTR($$)->parent = $6;
+ CONN_STORE_ATTR($$)->key = $8;
+ CONN_STORE_ATTR($$)->value = $9;
+ CONN_STORE_ATTR($$)->last_update = $10;
+ $$->cmd = SDB_CONNECTION_STORE_ATTRIBUTE;
+ }
+ |
+ STORE METRIC_T ATTRIBUTE_T STRING '.' STRING '.' STRING data last_update_clause
+ {
+ $$ = SDB_CONN_NODE(sdb_object_create_dT(/* name = */ NULL,
+ conn_store_attr_t, conn_store_attr_destroy));
+ CONN_STORE_ATTR($$)->parent_type = SDB_METRIC;
+ CONN_STORE_ATTR($$)->hostname = $4;
+ CONN_STORE_ATTR($$)->parent = $6;
+ CONN_STORE_ATTR($$)->key = $8;
+ CONN_STORE_ATTR($$)->value = $9;
+ CONN_STORE_ATTR($$)->last_update = $10;
+ $$->cmd = SDB_CONNECTION_STORE_ATTRIBUTE;
+ }
+ ;
+
+last_update_clause:
+ LAST UPDATE datetime { $$ = $3; }
+ |
+ /* empty */ { $$ = sdb_gettime(); }
+
+metric_store_clause:
+ STORE STRING STRING { $$.type = $2; $$.id = $3; }
+ |
+ /* empty */ { $$.type = $$.id = NULL; }
+
/*
* TIMESERIES <host>.<metric> [START <datetime>] [END <datetime>];
*
CONN_TS($$)->metric = $4;
CONN_TS($$)->opts.start = $5;
CONN_TS($$)->opts.end = $6;
- $$->cmd = CONNECTION_TIMESERIES;
+ $$->cmd = SDB_CONNECTION_TIMESERIES;
}
;
$$ = SDB_CONN_NODE(sdb_object_create_dT(/* name = */ NULL,
conn_matcher_t, conn_matcher_destroy));
- $$->cmd = CONNECTION_MATCHER;
+ $$->cmd = SDB_CONNECTION_MATCHER;
CONN_MATCHER($$)->matcher = $1;
}
;
sdb_object_deref(SDB_OBJ($3)); $3 = NULL;
}
|
+ object_expression
+ {
+ $$ = $1;
+ }
+ |
+ data
+ {
+ $$ = sdb_store_expr_constvalue(&$1);
+ sdb_data_free_datum(&$1);
+ }
+ ;
+
+object_expression:
+ object_type '.' object_expression
+ {
+ $$ = sdb_store_expr_typed($1, $3);
+ sdb_object_deref(SDB_OBJ($3));
+ }
+ |
field
{
$$ = sdb_store_expr_fieldvalue($1);
$$ = sdb_store_expr_attrvalue($3);
free($3); $3 = NULL;
}
- |
- data
- {
- $$ = sdb_store_expr_constvalue(&$1);
- sdb_data_free_datum(&$1);
- }
;
object_type: