From b6cf62ea016a56d1b3cb10259c8f323bfdf6c498 Mon Sep 17 00:00:00 2001
From: Giovanni Ferri <giovanni@syscode.uk>
Date: Wed, 9 Sep 2026 02:11:16 +0100
Subject: [PATCH] fix(chart): tolerate dedicated runner taint on operator

---
 charts/imp/templates/operator/deployment.yaml  | 4 ++++
 charts/imp/tests/operator-deployment_test.yaml | 7 +++++++
 charts/imp/values.yaml                         | 6 ++++++
 3 files changed, 17 insertions(+)

diff --git a/charts/imp/templates/operator/deployment.yaml b/charts/imp/templates/operator/deployment.yaml
index 11d7463..24c0588 100644
--- a/charts/imp/templates/operator/deployment.yaml
+++ b/charts/imp/templates/operator/deployment.yaml
@@ -34,6 +34,10 @@ spec:
       nodeSelector:
         {{- toYaml . | nindent 8 }}
       {{- end }}
+      {{- with .Values.operator.tolerations }}
+      tolerations:
+        {{- toYaml . | nindent 8 }}
+      {{- end }}
       {{- if eq .Values.operator.antiAffinity "required" }}
       affinity:
         podAntiAffinity:
diff --git a/charts/imp/tests/operator-deployment_test.yaml b/charts/imp/tests/operator-deployment_test.yaml
index 3d77caa..54d6686 100644
--- a/charts/imp/tests/operator-deployment_test.yaml
+++ b/charts/imp/tests/operator-deployment_test.yaml
@@ -16,6 +16,13 @@ tests:
       - equal:
           path: spec.replicas
           value: 2
+      - contains:
+          path: spec.template.spec.tolerations
+          content:
+            key: imp.dev/runner
+            operator: Equal
+            value: "true"
+            effect: NoSchedule
       - contains:
           path: spec.template.spec.affinity.podAntiAffinity.requiredDuringSchedulingIgnoredDuringExecution
           content:
diff --git a/charts/imp/values.yaml b/charts/imp/values.yaml
index 86914f1..0c83454 100644
--- a/charts/imp/values.yaml
+++ b/charts/imp/values.yaml
@@ -36,6 +36,12 @@ operator:
       cpu: 500m
       memory: 512Mi
   nodeSelector: {}
+  # Operator pods must remain schedulable on dedicated Imp runner nodes.
+  tolerations:
+    - key: imp.dev/runner
+      operator: Equal
+      value: "true"
+      effect: NoSchedule
   rbac:
     cniDetection: minimal
   extraEnv: []