From: Michael Tremer <michael.tremer@ipfire.org>
Date: Thu, 30 Oct 2025 21:56:33 +0000 (+0000)
Subject: graphs: unbound: Add recursion time graph
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=afcc7f814d0fd1f4c7567943d206d0b4558ecaa4;p=collecty.git

graphs: unbound: Add recursion time graph

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

diff --git a/src/daemon/graph.c b/src/daemon/graph.c
index 81522ca..8d328b3 100644
--- a/src/daemon/graph.c
+++ b/src/daemon/graph.c
@@ -523,3 +523,8 @@ int td_graph_vlabel_qps(td_ctx* ctx, td_graph* graph,
 		const char* object, char* vlabel, size_t length) {
 	return __td_string_set(vlabel, length, _("Queries Per Second"));
 }
+
+int td_graph_vlabel_seconds(td_ctx* ctx, td_graph* graph,
+		const char* object, char* vlabel, size_t length) {
+	return __td_string_set(vlabel, length, _("Seconds"));
+}
diff --git a/src/daemon/graph.h b/src/daemon/graph.h
index 183b3f1..959da3e 100644
--- a/src/daemon/graph.h
+++ b/src/daemon/graph.h
@@ -115,4 +115,7 @@ int td_graph_vlabel_days(td_ctx* ctx, td_graph* graph,
 int td_graph_vlabel_qps(td_ctx* ctx, td_graph* graph,
 	const char* object, char* vlabel, size_t length);
 
+int td_graph_vlabel_seconds(td_ctx* ctx, td_graph* graph,
+	const char* object, char* vlabel, size_t length);
+
 #endif /* TELEMETRY_GRAPH_H */
diff --git a/src/daemon/graphs.c b/src/daemon/graphs.c
index ab9d6ff..373f761 100644
--- a/src/daemon/graphs.c
+++ b/src/daemon/graphs.c
@@ -64,6 +64,7 @@ static const td_graph_impl* graph_impls[] = {
 
 	// Unbound
 	&unbound_queries_graph,
+	&unbound_recursion_time_graph,
 
 	// Legacy
 	&legacy_suricata_graph,
diff --git a/src/daemon/graphs/graph.h b/src/daemon/graphs/graph.h
index 720594f..95d70b7 100644
--- a/src/daemon/graphs/graph.h
+++ b/src/daemon/graphs/graph.h
@@ -71,6 +71,8 @@ typedef enum flags {
 #define BPS				"%%9.2lf %%s%3s", _("bps")
 #define QPS				"%%14.2lf %3s", _("qps")
 #define HZ				"%%10.2lf %%s%2s", _("Hz")
+#define SECONDS_HIGHRES	"%%12.2lf%%ss"
+#define SECONDS         "%%13.2lfs"
 
 // Macro to terminate a line
 #define EOL				"\\j"
diff --git a/src/daemon/graphs/unbound.c b/src/daemon/graphs/unbound.c
index 2e4aa4c..0ac0479 100644
--- a/src/daemon/graphs/unbound.c
+++ b/src/daemon/graphs/unbound.c
@@ -72,3 +72,38 @@ const td_graph_impl unbound_queries_graph = {
 	.lower_limit = 0,
 	.upper_limit = LONG_MAX,
 };
+
+static int unbound_recursion_time_title(td_ctx* ctx, td_graph* graph,
+		const char* object, char* title, size_t length) {
+	return __td_string_set(title, length, _("DNS Recursion Time"));
+}
+
+static int unbound_recursion_time_render(td_ctx* ctx,
+		td_graph* graph, td_args* args, const char* object) {
+	int r;
+
+	// Load all sources
+	r = td_graph_require_source(graph, args, "unbound", NULL);
+	if (r < 0)
+		return r;
+
+	// Header
+	PRINT_HEADER4(args, _("Current"), _("Average"), _("Minimum"), _("Maximum"));
+
+	// Draw the average
+	DRAW_LINE_WITH_LABEL(args, 1, "rec_time_avg", NULL, COLOR_DEFAULT, 0, _("Recursion Time"));
+	PRINT_CAMM(args, "rec_time_avg", NULL, SECONDS_HIGHRES);
+
+	return 0;
+}
+
+const td_graph_impl unbound_recursion_time_graph = {
+	.name    = "UnboundRecursionTime",
+	.render  = unbound_recursion_time_render,
+	.title   = unbound_recursion_time_title,
+	.vlabel  = td_graph_vlabel_seconds,
+
+	// Limits
+	.lower_limit = 0,
+	.upper_limit = LONG_MAX,
+};
diff --git a/src/daemon/graphs/unbound.h b/src/daemon/graphs/unbound.h
index c4d262e..39573af 100644
--- a/src/daemon/graphs/unbound.h
+++ b/src/daemon/graphs/unbound.h
@@ -24,5 +24,6 @@
 #include "../graph.h"
 
 extern const td_graph_impl unbound_queries_graph;
+extern const td_graph_impl unbound_recursion_time_graph;
 
 #endif /* TELEMETRY_GRAPH_UNBOUND_H */