From 2d4fcaa8131a7add5196c631f117f06ebb987943 Mon Sep 17 00:00:00 2001
From: Giovanni Ferri <giovanni@syscode.uk>
Date: Tue, 22 Sep 2026 14:25:19 +0100
Subject: [PATCH] fix(agent): restore shared suspend snapshot storage

---
 charts/imp/templates/agent/daemonset.yaml  |  7 ++++
 charts/imp/tests/suspend-storage_test.yaml | 38 ++++++++++++++++++++++
 2 files changed, 45 insertions(+)
 create mode 100644 charts/imp/tests/suspend-storage_test.yaml

diff --git a/charts/imp/templates/agent/daemonset.yaml b/charts/imp/templates/agent/daemonset.yaml
index a890ada..7bf5ce2 100644
--- a/charts/imp/templates/agent/daemonset.yaml
+++ b/charts/imp/templates/agent/daemonset.yaml
@@ -74,6 +74,9 @@ spec:
           mountPath: /run/imp
         - name: image-cache
           mountPath: /var/lib/imp/images
+        # The agent creates and removes suspend directories; Firecracker writes snapshots.
+        - name: suspend-dir
+          mountPath: /var/lib/imp/suspend
       volumes:
       - name: dev-kvm
         hostPath:
@@ -101,4 +104,8 @@ spec:
         {{- else }}
         emptyDir: {}
         {{- end }}
+      - name: suspend-dir
+        hostPath:
+          path: /var/lib/imp/suspend
+          type: DirectoryOrCreate
       terminationGracePeriodSeconds: 10
diff --git a/charts/imp/tests/suspend-storage_test.yaml b/charts/imp/tests/suspend-storage_test.yaml
new file mode 100644
index 0000000..0298523
--- /dev/null
+++ b/charts/imp/tests/suspend-storage_test.yaml
@@ -0,0 +1,38 @@
+suite: shared suspend snapshot storage
+templates:
+  - templates/agent/daemonset.yaml
+  - templates/runtime/daemonset.yaml
+set:
+  agent.env.kernelPath: /var/lib/imp/vmlinux
+tests:
+  - it: mounts node-local suspend storage into the agent
+    template: templates/agent/daemonset.yaml
+    asserts:
+      - contains:
+          path: spec.template.spec.containers[0].volumeMounts
+          content:
+            name: suspend-dir
+            mountPath: /var/lib/imp/suspend
+      - contains:
+          path: spec.template.spec.volumes
+          content:
+            name: suspend-dir
+            hostPath:
+              path: /var/lib/imp/suspend
+              type: DirectoryOrCreate
+
+  - it: mounts the same node-local suspend storage into the runtime
+    template: templates/runtime/daemonset.yaml
+    asserts:
+      - contains:
+          path: spec.template.spec.containers[0].volumeMounts
+          content:
+            name: suspend-dir
+            mountPath: /var/lib/imp/suspend
+      - contains:
+          path: spec.template.spec.volumes
+          content:
+            name: suspend-dir
+            hostPath:
+              path: /var/lib/imp/suspend
+              type: DirectoryOrCreate