From 8f3fdc14d854a264e4d80c2aaaa4f272e3b64304 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Janne=20He=C3=9F?= <janne@hess.ooo>
Date: Sat, 2 Aug 2025 15:09:02 +0200
Subject: [PATCH] hydra-queue-runner: Validate hydra-metrics unit

---
 src/hydra-queue-runner/build-result.cc | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/hydra-queue-runner/build-result.cc b/src/hydra-queue-runner/build-result.cc
index 937cdd94..73bf79f0 100644
--- a/src/hydra-queue-runner/build-result.cc
+++ b/src/hydra-queue-runner/build-result.cc
@@ -149,6 +149,8 @@ BuildOutput getBuildOutput(
             metric.name = fields[0];
             metric.value = atof(fields[1].c_str()); // FIXME
             metric.unit = fields.size() >= 3 ? fields[2] : "";
+            if (!std::regex_match(metric.unit, std::regex("[a-zA-Z0-9._%-]+")))
+                metric.unit = "";
             res.metrics[metric.name] = metric;
         }
     }