Issue (#30) - Code refactoring.

2026-02-04 14:06:20 +00:00 · 2020-04-15 09:49:02 +00:00
parent c9de79b6ba
commit beca034067
7 changed files with 777 additions and 309 deletions
--- a/guc.c
+++ b/guc.c
@@ -0,0 +1,162 @@
+/*-------------------------------------------------------------------------
+ *
+ * guc.c
+ *
+ * Copyright (c) 2008-2018, PostgreSQL Global Development Group
+ *
+ * IDENTIFICATION
+ *	  contrib/pg_stat_monitor/guc.c
+ *
+ *-------------------------------------------------------------------------
+ */
+#include "postgres.h"
+
+#include "pg_stat_monitor.h"
+
+/*
+ * Define (or redefine) custom GUC variables.
+ */
+void
+init_guc(void)
+{
+	DefineCustomIntVariable("pg_stat_monitor.max",
+							"Sets the maximum number of statements tracked by pg_stat_monitor.",
+							NULL,
+							&pgsm_max,
+							5000,
+							5000,
+							INT_MAX,
+							PGC_POSTMASTER,
+							0,
+							NULL,
+							NULL,
+							NULL);
+
+	DefineCustomIntVariable("pg_stat_monitor.query_max_len",
+							"Sets the maximum length of query",
+							NULL,
+							&pgsm_query_max_len,
+							1024,
+							1024,
+							INT_MAX,
+							PGC_POSTMASTER,
+							0,
+							NULL,
+							NULL,
+							NULL);
+
+	DefineCustomEnumVariable("pg_stat_monitor.track",
+							 "Selects which statements are tracked by pg_stat_monitor.",
+							 NULL,
+							 &pgsm_track,
+							 pgsm_track_TOP,
+							 track_options,
+							 PGC_SUSET,
+							 0,
+							 NULL,
+							 NULL,
+							 NULL);
+
+	DefineCustomBoolVariable("pg_stat_monitor.track_utility",
+							 "Selects whether utility commands are tracked by pg_stat_monitor.",
+							 NULL,
+							 &pgsm_track_utility,
+							 true,
+							 PGC_SUSET,
+							 0,
+							 NULL,
+							 NULL,
+							 NULL);
+
+	DefineCustomBoolVariable("pg_stat_monitor.normalized_query",
+							 "Selects whether save query in normalized format.",
+							 NULL,
+							 &pgsm_normalized_query,
+							 true,
+							 PGC_SUSET,
+							 0,
+							 NULL,
+							 NULL,
+							 NULL);
+
+	DefineCustomIntVariable("pg_stat_monitor.pgsm_max_buckets ",
+							"Sets the maximum number of buckets.",
+							NULL,
+							&pgsm_max_buckets,
+							10,
+							1,
+							10,
+							PGC_POSTMASTER,
+							0,
+							NULL,
+							NULL,
+							NULL);
+
+	DefineCustomIntVariable("pg_stat_monitor.bucket_time",
+							"Sets the time in seconds per bucket.",
+							NULL,
+							&pgsm_bucket_time,
+							60,
+							1,
+							INT_MAX,
+							PGC_POSTMASTER,
+							0,
+							NULL,
+							NULL,
+							NULL);
+
+
+	DefineCustomIntVariable("pg_stat_monitor.pgsm_object_cache ",
+							"Sets the maximum number of object cache",
+							NULL,
+							&pgsm_object_cache,
+							5,
+							5,
+							10,
+							PGC_POSTMASTER,
+							0,
+							NULL,
+							NULL,
+							NULL);
+
+	DefineCustomRealVariable("pg_stat_monitor.pgsm_respose_time_lower_bound",
+							"Sets the time in millisecond.",
+							NULL,
+							&pgsm_respose_time_lower_bound,
+							.1,
+							.1,
+							INT_MAX,
+							PGC_POSTMASTER,
+							0,
+							NULL,
+							NULL,
+							NULL);
+
+	DefineCustomRealVariable("pg_stat_monitor.pgsm_respose_time_step",
+							"Sets the respose time steps in millisecond.",
+							NULL,
+							&pgsm_respose_time_step,
+							.1,
+							.1,
+							INT_MAX,
+							PGC_POSTMASTER,
+							0,
+							NULL,
+							NULL,
+							NULL);
+
+	DefineCustomIntVariable("pg_stat_monitor.shared_buffer",
+							"Sets the shared_buffer size",
+							NULL,
+							&pgsm_query_buf_size,
+							500000,
+							500000,
+							INT_MAX,
+							PGC_POSTMASTER,
+							0,
+							NULL,
+							NULL,
+							NULL);
+
+}
+