提交修改

scripts/dev-rust-stack.sh

@@ -88,6 +88,39 @@ wait_for_spacetime() {
   exit 1
 }
 
+is_spacetime_ready() {
+  local server="$1"
+  local root_dir="$2"
+
+  spacetime --root-dir="${root_dir}" server ping "${server}" >/dev/null 2>&1
+}
+
+describe_spacetime_root_owner() {
+  local root_dir="$1"
+  local windows_root_dir="${root_dir}"
+
+  if [[ "${windows_root_dir}" =~ ^/([a-zA-Z])/(.*)$ ]]; then
+    windows_root_dir="${BASH_REMATCH[1]}:/${BASH_REMATCH[2]}"
+  fi
+
+  # Windows 本地开发最常见的失败是同一个 root-dir 下已有 standalone 持有 spacetime.pid；
+  # 启动前先打印占用进程，避免用户只看到底层 os error 33 而不知道该停哪个实例。
+  if command -v powershell.exe >/dev/null 2>&1; then
+    ROOT_DIR_FOR_POWERSHELL="${windows_root_dir}" powershell.exe -NoProfile -Command '
+$rootDir = $env:ROOT_DIR_FOR_POWERSHELL
+$normalized = $rootDir.Replace("/", "\")
+Get-CimInstance Win32_Process |
+  Where-Object { $_.Name -match "spacetime" -and $_.CommandLine -and $_.CommandLine.Replace("/", "\") -like "*$normalized*" } |
+  ForEach-Object { "pid=$($_.ProcessId) name=$($_.Name) command=$($_.CommandLine)" }
+' 2>/dev/null || true
+    return
+  fi
+
+  if command -v ps >/dev/null 2>&1; then
+    ps -ef 2>/dev/null | grep '[s]pacetime' | grep -F "${root_dir}" || true
+  fi
+}
+
 wait_for_api_server() {
   local health_url="$1"
   local timeout_seconds="$2"
@@ -326,17 +359,29 @@ echo "[dev:rust] spacetime root: ${SPACETIME_ROOT_DIR}"
 if [[ "${SKIP_SPACETIME}" -ne 1 ]]; then
   mkdir -p "${SPACETIME_ROOT_DIR}"
   sync_local_spacetime_install "${SPACETIME_ROOT_DIR}"
-  echo "[dev:rust] 启动 spacetimedb"
-  (
-    cd "${SERVER_RS_DIR}"
-    exec spacetime \
-      --root-dir="${SPACETIME_ROOT_DIR}" \
-      start \
-      --edition standalone \
-      --listen-addr "${SPACETIME_HOST}:${SPACETIME_PORT}"
-  ) &
-  PIDS+=("$!")
-  NAMES+=("spacetimedb")
+  if is_spacetime_ready "${SPACETIME_SERVER}" "${SPACETIME_ROOT_DIR}"; then
+    echo "[dev:rust] 复用已运行的 SpacetimeDB: ${SPACETIME_SERVER}"
+  else
+    SPACETIME_ROOT_OWNER="$(describe_spacetime_root_owner "${SPACETIME_ROOT_DIR}")"
+    if [[ -n "${SPACETIME_ROOT_OWNER}" ]]; then
+      echo "[dev:rust] 当前 root-dir 已被其他 SpacetimeDB 实例占用，无法再次启动。" >&2
+      echo "[dev:rust] 目标地址未就绪: ${SPACETIME_SERVER}" >&2
+      echo "[dev:rust] 如需复用，请传入占用实例实际端口，例如 --spacetime-port 3199；如需重启，请先停止下列进程。" >&2
+      echo "${SPACETIME_ROOT_OWNER}" >&2
+      exit 1
+    fi
+    echo "[dev:rust] 启动 spacetimedb"
+    (
+      cd "${SERVER_RS_DIR}"
+      exec spacetime \
+        --root-dir="${SPACETIME_ROOT_DIR}" \
+        start \
+        --edition standalone \
+        --listen-addr "${SPACETIME_HOST}:${SPACETIME_PORT}"
+    ) &
+    PIDS+=("$!")
+    NAMES+=("spacetimedb")
+  fi
 fi
 
 if [[ "${SKIP_PUBLISH}" -ne 1 ]]; then