接近完善的代码，待生产环境测试。

core/remove_snapshots.py

@@ -0,0 +1,127 @@
+import os, time, yaml
+from pyVmomi import vim
+from pyVim.connect import  Disconnect
+from core.vm_connector import connect_vcenter
+from config.settings import YAML_OUTPUT_PATH
+from utils.logger import logger
+
+
+def load_old_snapshots(file_path):
+    """从 YAML 文件中加载旧快照"""
+    if os.path.exists(file_path):
+        with open(file_path, 'r', encoding='utf-8') as yaml_file:
+            return yaml.safe_load(yaml_file)
+    else:
+        logger.error(f"{file_path} 文件不存在.")
+        return []
+
+
+def remove_snapshot(dele_snapshots):
+    """根据 YAML 信息删除旧快照"""
+    # print(dele_snapshots)
+    if not dele_snapshots:
+        logger.info("没有需要删除的快照")
+        return
+
+    # 按 NodeHost 分组，避免重复连接
+    grouped = {}
+    for snapshot in dele_snapshots:
+        if snapshot['is_old']:
+            grouped.setdefault(snapshot['NodeHost'], []).append(snapshot)
+    # print(grouped)
+    for host, snapshots in grouped.items():
+        logger.info(f"连接 {host} 进行删除快照...")
+        try:
+            si = connect_vcenter(host)
+            try:
+                for snapshot in snapshots:
+                    # print(snapshot)
+                    delete_snapshot(si, snapshot)  # 调用删除快照函数
+            finally:
+                Disconnect(si)
+        except Exception as e:
+            logger.error(f"快照删除失败，因为连接 {host} 失败：{e}" )
+
+
+# 执行快照删除的（核心）函数
+def delete_snapshot(si, snapshot_info):
+    """ 执行快照删除 """
+    content = si.RetrieveContent()
+    snap_name = f"{snapshot_info['VMName']}-{snapshot_info['Snapshot Name']}-({snapshot_info['MOID']})"
+    vm = find_vm_by_name(content, snapshot_info['VMName'])  #  根据快照名，查找出相应的虚拟机
+    # print(snap_name,vm)
+
+    if not vm:
+        logger.info(f"未找到 VM: {snapshot_info['VMName']}")
+        return
+    # 检查该虚拟机是否有快照
+    if not vm.snapshot:
+        logger.warning(f"{snap_name}：快照不存在")
+        return
+
+    # 调用函数获取虚拟机快照的 MOID 信息
+    snapshot_obj = find_snapshot_by_moid(
+        vm.snapshot.rootSnapshotList,
+        snapshot_info['MOID']
+    )
+    # print(snapshot_obj)
+    if not snapshot_obj:
+        logger.warning(snap_name,"：未找到")
+        return
+
+    try:
+        """删除快照核心代码，调用快照对象的 RemoveSnapshot_Task 方法执行。removeChildren = False：表示删除该快照时不删除其子快照。"""
+        logger.info(f"正在删除 Snapshot: {snap_name}")
+
+        task = snapshot_obj.RemoveSnapshot_Task(removeChildren=False)
+        # 改进的等待逻辑
+        while task.info.state in [vim.TaskInfo.State.running, vim.TaskInfo.State.queued]:
+            time.sleep(1)  # 每秒检查一次
+
+        # 更完整的状态判断
+        if task.info.state == vim.TaskInfo.State.success:
+            logger.info(f"✅ 删除成功: {snap_name}")
+        elif task.info.state == vim.TaskInfo.State.error:
+            error_msg = task.info.error.msg if task.info.error else "未知错误"
+            logger.error(f"❌ 删除失败: {snap_name}, 错误: {error_msg}")
+
+        else:
+            # 处理其他状态（如 cancelled）
+            logger.warning(f"⚠️ 任务未成功完成，状态: {task.info.state}")
+
+    except Exception as e:
+        logger.exception(f"删除快照时发生异常: {snap_name}")
+        raise
+
+
+"""根据 VM 名称查找虚拟机"""
+def find_vm_by_name(content, vm_name):
+    container = content.viewManager.CreateContainerView(
+        content.rootFolder, [vim.VirtualMachine], True
+    )
+
+    for vm in container.view:
+        if vm.name == vm_name:
+            container.Destroy()
+            return vm
+
+    container.Destroy()
+    return None
+
+
+""" 递归查找 snapshot 对象 """
+def find_snapshot_by_moid(snapshot_tree, moid):
+    for snapshot in snapshot_tree:
+        if snapshot.snapshot._moId == moid:
+            return snapshot.snapshot
+
+        if snapshot.childSnapshotList:
+            result = find_snapshot_by_moid(snapshot.childSnapshotList, moid)
+            if result:
+                return result
+    return None
+
+
+if __name__ == "__main__":
+    old_snapshots = load_old_snapshots(YAML_OUTPUT_PATH)  # 获取待删除的快照信息
+    remove_snapshot(old_snapshots)