feat: implement RFC 16 to allow emergency node access (#3557)

.github/workflows/e2e-test-weekly.yml

@@ -10,7 +10,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        refStream: ["ref/main/stream/nightly/?","ref/main/stream/debug/?", "ref/release/stream/stable/?"]
+        refStream: ["ref/main/stream/nightly/?", "ref/main/stream/debug/?", "ref/release/stream/stable/?"]
     name: Find latest image
     runs-on: ubuntu-24.04
     permissions:
@@ -51,6 +51,33 @@ jobs:
           # Tests on main-debug refStream
           #
 
+          # Emergency SSH test on latest k8s version
+          - test: "emergency ssh"
+            refStream: "ref/main/stream/debug/?"
+            attestationVariant: "gcp-sev-es"
+            kubernetes-version: "v1.30"
+            clusterCreation: "cli"
+          - test: "emergency ssh"
+            refStream: "ref/main/stream/debug/?"
+            attestationVariant: "gcp-sev-snp"
+            kubernetes-version: "v1.30"
+            clusterCreation: "cli"
+          - test: "emergency ssh"
+            refStream: "ref/main/stream/debug/?"
+            attestationVariant: "azure-sev-snp"
+            kubernetes-version: "v1.30"
+            clusterCreation: "cli"
+          - test: "emergency ssh"
+            refStream: "ref/main/stream/debug/?"
+            attestationVariant: "azure-tdx"
+            kubernetes-version: "v1.30"
+            clusterCreation: "cli"
+          - test: "emergency ssh"
+            refStream: "ref/main/stream/debug/?"
+            attestationVariant: "aws-sev-snp"
+            kubernetes-version: "v1.30"
+            clusterCreation: "cli"
+
           # Sonobuoy full test on latest k8s version
           - test: "sonobuoy full"
             refStream: "ref/main/stream/debug/?"
@@ -138,7 +165,6 @@ jobs:
             kubernetes-version: "v1.29"
             clusterCreation: "cli"
 
-
           # verify test on latest k8s version
           - test: "verify"
             refStream: "ref/main/stream/debug/?"

.github/workflows/e2e-test.yml

@@ -40,6 +40,7 @@ on:
           - "recover"
           - "malicious join"
           - "s3proxy"
+          - "emergency ssh"
           - "nop"
         required: true
       kubernetesVersion: