ci: emergency debug artifact upload for failures

Author: anokfireball

.github/actions/test/integration/emergency-debugging/action.yml

@@ -0,0 +1,34 @@
+name: emergency-debugging
+description: Store debugging information in case of test failure
+runs:
+  using: "composite"
+  steps:
+    - name: Obtain logs from test runner
+      shell: bash
+      run: |
+        cp /var/log/libvirt/qemu/*.log . || true
+        journalctl --no-pager > journal.log || true
+
+    - name: Obtain logs from hypervisors
+      shell: bash
+      run: |
+        KEY=/opt/ssh_host_ed25519_key
+        SSH_OPTS="-i $KEY -o StrictHostKeyChecking=no -o UserKnownHostsFile=/dev/null"
+        USER="root"
+        HV1_IP="192.168.122.2"
+        HV2_IP="192.168.122.3"
+
+        ssh $SSH_OPTS $USER@$HV1_IP "journalctl --no-pager" > "journal-HV1.log" || true
+        scp $SSH_OPTS $USER@$HV1_IP:/var/log/libvirt/qemu/VM-QEMU.log "VM-QEMU-HV1.log" || true
+        scp $SSH_OPTS $USER@$HV1_IP:/var/log/libvirt/ch/VM-CHV.log "VM-CHV-HV1.log" || true
+
+        ssh $SSH_OPTS $USER@$HV2_IP "journalctl --no-pager" > "journal-HV2.log" || true
+        scp $SSH_OPTS $USER@$HV2_IP:/var/log/libvirt/qemu/VM-QEMU.log "VM-QEMU-HV2.log" || true
+        scp $SSH_OPTS $USER@$HV2_IP:/var/log/libvirt/ch/VM-CHV.log "VM-CHV-HV2.log" || true
+
+    - name: Upload artifacts
+      uses: actions/upload-artifact@v4
+      with:
+        name: debug-logs
+        path: *.log
+

.github/actions/test/integration/test/qemu/action.yml

@@ -130,25 +130,3 @@ runs:
             sleep 10
           done
         EOF
-
-    - name: Clean up HyperVisors
-      shell: bash
-      run: |
-        KEY=/opt/ssh_host_ed25519_key
-        SSH_OPTS="-i $KEY -o StrictHostKeyChecking=no -o UserKnownHostsFile=/dev/null"
-        USER="root"
-        IP_HV1="192.168.122.2"
-        IP_HV2="192.168.122.3"
-
-        cleanup() {
-          local IP="$1"
-          ssh $SSH_OPTS "$USER@$IP" << EOF
-            virsh destroy VM-QEMU || true
-            virsh undefine VM-QEMU --nvram --tpm --remove-all-storage
-            rm -f /var/lib/libvirt/images/ubuntu.qcow2
-            rm -f /opt/vm-qemu.xml
-        EOF
-        }
-
-        cleanup "$IP_HV1"
-        cleanup "$IP_HV2"

.github/workflows/test.yml

@@ -40,3 +40,6 @@ jobs:
         uses: ./.github/actions/test/integration/test/qemu
       - name: Test CloudHypervisor
         uses: ./.github/actions/test/integration/test/cloudhypervisor
+      - name: Emergency Debugging
+        if: failure()
+        uses: ./.github/actions/test/integration/emergency-debugging