packages/kata-debug-shell: init

Add a little helper script to get a shell into a Kata pod VM with a single command.

packages/kata-debug-shell.sh

@@ -0,0 +1,23 @@
+#!/usr/bin/env bash
+
+set -euo pipefail
+
+if [ "$(id -u)" -ne 0 ]; then
+  echo "Please run as root"
+  exit 1
+fi
+
+if [ -z "${1:-}" ]; then
+  echo "Usage: $0 <container_id>"
+  exit 1
+fi
+
+container_info=$(k3s ctr c info "$1")
+
+sbx_id=$(echo "$container_info" | jq -r '.Spec.annotations."io.kubernetes.cri.sandbox-id"')
+runtime_class_name=$(echo "$container_info" | jq -r '.Snapshotter' | cut -c7-)
+
+kata_runtime="/opt/edgeless/${runtime_class_name}/bin/kata-runtime"
+config_file=$(ls -1 "/opt/edgeless/${runtime_class_name}/etc")
+
+${kata_runtime} --config "/opt/edgeless/${runtime_class_name}/etc/${config_file}" exec ${sbx_id}