From: Michael Tremer <michael.tremer@ipfire.org>
Date: Sat, 27 Sep 2025 18:14:10 +0000 (+0000)
Subject: modules: Define the RRD schema
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=c67f534ca564b5474c7050d817606b54bcb68533;p=telemetry.git

modules: Define the RRD schema

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>
---

diff --git a/src/daemon/module.h b/src/daemon/module.h
index db8e706..ce7362e 100644
--- a/src/daemon/module.h
+++ b/src/daemon/module.h
@@ -26,9 +26,26 @@ typedef struct collecty_module collecty_module;
 #include "ctx.h"
 #include "daemon.h"
 
+#define MAX_FIELDS 64
+
+typedef struct collecty_rrd_schema {
+	// Field
+	const char* field;
+
+	// Type
+	const char* type;
+
+	// Minimum/Maxmimum Value
+	int min;
+	int max;
+} collecty_rrd_schema;
+
 typedef struct collecty_module_methods {
 	const char* name;
 
+	// RRD Schema
+	collecty_rrd_schema rrd_schema[MAX_FIELDS];
+
 	// Init
 	int (*init)(collecty_ctx* ctx);
 
diff --git a/src/daemon/modules/loadavg.c b/src/daemon/modules/loadavg.c
index dcd463a..3d7c1db 100644
--- a/src/daemon/modules/loadavg.c
+++ b/src/daemon/modules/loadavg.c
@@ -40,5 +40,15 @@ static int loadavg_collect(collecty_ctx* ctx, collecty_module* module) {
 
 const collecty_module_methods loadavg_module = {
 	.name    = "loadavg",
+
+	// RRD Schema
+	.rrd_schema = {
+		{ "load1",  "GAUGE", 0, -1, },
+		{ "load5",  "GAUGE", 0, -1, },
+		{ "load15", "GAUGE", 0, -1, },
+		{ NULL },
+	},
+
+	// Methods
 	.collect = loadavg_collect,
 };