chore: add deep CSI diagnostics for smoke test failures

ansible/roles/csi/tasks/main.yml

@@ -286,6 +286,55 @@
     - csi_smoke_test_enabled | bool
     - csi_smoke_pvc_wait.rc != 0 or (csi_smoke_job_wait.rc | default(1)) != 0
 
+- name: Get CSI controller pod name on smoke failure
+  shell: kubectl -n kube-system get pods -l app=hcloud-csi-controller -o jsonpath='{.items[0].metadata.name}'
+  register: csi_controller_pod_name
+  failed_when: false
+  changed_when: false
+  when:
+    - csi_smoke_test_enabled | bool
+    - csi_smoke_pvc_wait.rc != 0 or (csi_smoke_job_wait.rc | default(1)) != 0
+
+- name: Describe CSI controller pod on smoke failure
+  command: kubectl -n kube-system describe pod {{ csi_controller_pod_name.stdout }}
+  register: csi_controller_pod_smoke_describe
+  failed_when: false
+  changed_when: false
+  when:
+    - csi_smoke_test_enabled | bool
+    - csi_smoke_pvc_wait.rc != 0 or (csi_smoke_job_wait.rc | default(1)) != 0
+    - csi_controller_pod_name.stdout | length > 0
+
+- name: Show CSI controller container logs on smoke failure
+  shell: |
+    pod="{{ csi_controller_pod_name.stdout }}"
+    for container in hcloud-csi-driver csi-provisioner csi-attacher csi-resizer liveness-probe; do
+      echo "===== ${container}: current ====="
+      kubectl -n kube-system logs "$pod" -c "$container" --tail={{ csi_failure_log_tail_lines }} || true
+      echo "===== ${container}: previous ====="
+      kubectl -n kube-system logs "$pod" -c "$container" --previous --tail={{ csi_failure_log_tail_lines }} || true
+    done
+  register: csi_controller_container_logs
+  failed_when: false
+  changed_when: false
+  when:
+    - csi_smoke_test_enabled | bool
+    - csi_smoke_pvc_wait.rc != 0 or (csi_smoke_job_wait.rc | default(1)) != 0
+    - csi_controller_pod_name.stdout | length > 0
+
+- name: Show CSI driver and node driver objects on smoke failure
+  shell: |
+    echo "===== CSIDriver ====="
+    kubectl get csidriver csi.hetzner.cloud -o yaml || true
+    echo "===== CSINode ====="
+    kubectl get csinode -o wide || true
+  register: csi_driver_objects
+  failed_when: false
+  changed_when: false
+  when:
+    - csi_smoke_test_enabled | bool
+    - csi_smoke_pvc_wait.rc != 0 or (csi_smoke_job_wait.rc | default(1)) != 0
+
 - name: Show CSI smoke pod describe on failure
   shell: |
     pod="$(kubectl -n kube-system get pods -l job-name={{ csi_smoke_test_job_name }} -o jsonpath='{.items[0].metadata.name}' 2>/dev/null)"
@@ -326,6 +375,18 @@
       Storage classes:
       {{ csi_storageclasses.stdout | default(csi_storageclasses.stderr | default('n/a')) }}
 
+      CSI controller pod:
+      {{ csi_controller_pod_name.stdout | default('n/a') }}
+
+      CSI controller pod describe:
+      {{ csi_controller_pod_smoke_describe.stdout | default(csi_controller_pod_smoke_describe.stderr | default('n/a')) }}
+
+      CSI controller container logs:
+      {{ csi_controller_container_logs.stdout | default(csi_controller_container_logs.stderr | default('n/a')) }}
+
+      CSI driver objects:
+      {{ csi_driver_objects.stdout | default(csi_driver_objects.stderr | default('n/a')) }}
+
       Pod describe:
       {{ csi_smoke_pod_describe.stdout | default('n/a') }}