Harden scratch setup third-party readiness probes

scripts/setup.sh

@@ -43,6 +43,33 @@ fail()  { printf '   \033[0;31m[FAIL]\033[0m %s\n' "$1"; }
 
 has_cmd() { command -v "$1" &>/dev/null; }
 
+get_running_container_by_service() {
+  local service="$1"
+  docker ps --filter "label=com.docker.compose.service=${service}" --format "{{.Names}}" 2>/dev/null | head -n1
+}
+
+service_http_probe_url() {
+  local service="$1"
+  local container_port="$2"
+  local path="${3:-/}"
+  local container mapping host host_port
+
+  container=$(get_running_container_by_service "$service")
+  [[ -z "$container" ]] && return 1
+
+  mapping=$(docker port "$container" "${container_port}/tcp" 2>/dev/null | head -n1)
+  [[ -z "$mapping" ]] && return 1
+
+  host="${mapping%:*}"
+  host_port="${mapping##*:}"
+  if [[ "$host" == "0.0.0.0" || "$host" == "::" ]]; then
+    host="127.0.0.1"
+  fi
+
+  [[ "$path" != /* ]] && path="/$path"
+  printf 'http://%s:%s%s' "$host" "$host_port" "$path"
+}
+
 # ─── 1. Check prerequisites ────────────────────────────────────────────────
 
 check_prerequisites() {
@@ -305,6 +332,27 @@ start_platform() {
   cd "$ROOT"
 }
 
+http_status() {
+  local url="$1"
+  local attempts="${2:-6}"
+  local delay_seconds="${3:-2}"
+  local status=""
+
+  for (( attempt=1; attempt<=attempts; attempt++ )); do
+    status=$(curl -s -o /dev/null --connect-timeout 5 -w '%{http_code}' "$url" 2>/dev/null || true)
+    if [[ -n "$status" && "$status" != "000" ]]; then
+      printf '%s' "$status"
+      return 0
+    fi
+
+    if (( attempt < attempts )); then
+      sleep "$delay_seconds"
+    fi
+  done
+
+  return 0
+}
+
 # ─── 8. Smoke test ─────────────────────────────────────────────────────────
 
 smoke_test() {
@@ -324,6 +372,24 @@ smoke_test() {
     warn 'Valkey not responding'
   fi
 
+  local rustfs_url rustfs_status
+  rustfs_url=$(service_http_probe_url rustfs 8333 / || true)
+  rustfs_status=$(http_status "$rustfs_url")
+  if [[ "$rustfs_status" == "200" || "$rustfs_status" == "403" ]]; then
+    ok "RustFS S3 endpoint (HTTP $rustfs_status)"
+  else
+    warn 'RustFS S3 endpoint did not respond with an expected status (wanted 200/403)'
+  fi
+
+  local registry_url registry_status
+  registry_url=$(service_http_probe_url registry 5000 /v2/ || true)
+  registry_status=$(http_status "$registry_url")
+  if [[ "$registry_status" == "200" || "$registry_status" == "401" ]]; then
+    ok "Zot registry endpoint (HTTP $registry_status)"
+  else
+    warn 'Zot registry endpoint did not respond with an expected status (wanted 200/401)'
+  fi
+
   # Platform container health summary
   step 'Container health summary'
   cd "$COMPOSE_DIR"