未添加删除快照逻辑
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panjunlan
215
core/getVmsSnapshots.py
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215
core/getVmsSnapshots.py
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import pandas as pd
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from pyVmomi import vim
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from datetime import datetime, timedelta
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from pyVim.connect import SmartConnect, Disconnect
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from openpyxl.styles import Border, Side, Font, PatternFill
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from utils.logger import logger
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from config.settings import MANAGEMENT_NODES, SNAPSHOT_RETENTION_DAYS, EXCEL_OUTPUT_PATH
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def get_all_vms():
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""" 主函数，负责流程控制"""
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vm_list = []
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for node in MANAGEMENT_NODES:
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try:
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si = SmartConnect(
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host=node['host'],
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user=node['user'],
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pwd=node['password'],
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disableSslCertValidation=True
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)
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content = si.RetrieveContent()
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vm_view = content.viewManager.CreateContainerView(
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content.rootFolder, [vim.VirtualMachine], True
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)
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for vm in vm_view.view:
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vm_info = build_vm_info(vm, node['host'])
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vm_list.append(vm_info)
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except vim.fault.InvalidLogin as e:
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print(f"登录 {node['host']} 失败，请检查用户名和密码：{e.msg}")
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logger.info(f"登录 {node['host']} 失败，请检查用户名和密码：{e.msg}")
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except Exception as e:
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print(f"无法连接到 {node['host']}：{e}")
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logger.error(f"无法连接到 {node['host']}：{e}")
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finally:
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if 'si' in locals(): # 确保 si 是定义过的
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Disconnect(si) # 确保连接被断开
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print(f"获取到 {len(vm_list)} 台VM")
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return vm_list
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def build_vm_info(vm, node_host):
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"""构造虚拟机信息字典"""
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vm_info = {
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'NodeHost': node_host,
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'name': vm.name,
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'moId': vm._moId,
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'powerState': vm.runtime.powerState,
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'system': vm.config.guestFullName,
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'ipAddress': vm.guest.ipAddress,
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'hostName': vm.guest.hostName,
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'diskSpaceGB': get_virtual_disk_size(vm),
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'createDate': (vm.config.createDate + timedelta(hours=8)).strftime('%Y-%m-%d %H:%M:%S') if vm.runtime.bootTime else None, # 虚拟机的创建时间
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'bootTime': (vm.runtime.bootTime + timedelta(hours=8)).strftime('%Y-%m-%d %H:%M:%S') if vm.runtime.bootTime else None, # 虚拟机上次启动的时间 'createDate': (vm.config.createDate + timedelta(hours=8)).strftime('%Y-%m-%d %H:%M:%S'), # 虚拟机的创建时间
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# 'createDate': vm.config.createDate, # 虚拟机的创建时间
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# 'bootTime': vm.runtime.bootTime, # 虚拟机上次启动的时间
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'snapshots': [],
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'Host': vm.runtime.host.name,
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'vmPath': vm.config.files.vmPathName
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}
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# 判断虚拟机是否有快照，如果有就构造快照结构并记录当前快照ID；如果没有就设为 None。
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if vm.snapshot:
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current_snapshot = vm.snapshot.currentSnapshot
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root_snapshots = vm.snapshot.rootSnapshotList
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for snapshot in root_snapshots:
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vm_info['snapshots'].extend(build_snapshot_dict(snapshot))
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vm_info['currentSnapshotId'] = (
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current_snapshot._moId if current_snapshot else None
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)
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else:
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vm_info['snapshots'] = None
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vm_info['currentSnapshotId'] = None
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return vm_info
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def build_snapshot_dict(snapshot):
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"""递归构造快照结构"""
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snapshot_info = {
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'name': snapshot.name,
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'description': snapshot.description,
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'createTime': (snapshot.createTime + timedelta(hours=8)).strftime('%Y-%m-%d %H:%M:%S'),
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'state': str(snapshot.state),
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'id': snapshot.id,
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'moId': snapshot.snapshot._moId,
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'quiesced': getattr(snapshot, 'quiesced', None),
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'children': []
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}
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if snapshot.childSnapshotList:
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for child in snapshot.childSnapshotList:
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snapshot_info['children'].extend(build_snapshot_dict(child))
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return [snapshot_info]
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"""设置表格样式"""
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def style_sheet(sheet, is_old_data=None):
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"""设置工作表样式：列宽、边框、加粗标题、冻结首行和设置背景颜色"""
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# 定义边框样式
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thin = Side(border_style="thin", color="000000")
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border = Border(left=thin, right=thin, top=thin, bottom=thin)
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# 设置列宽和边框
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for column in sheet.columns:
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max_length = 0
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column_letter = column[0].column_letter
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for cell in column:
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try:
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if len(str(cell.value)) > max_length:
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max_length = len(str(cell.value))
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cell.border = border # 为每个单元格添加边框
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except Exception as e:
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pass
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adjusted_width = (max_length + 2)
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sheet.column_dimensions[column_letter].width = adjusted_width
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# 加粗标题并冻结首行
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for cell in sheet[1]: # 加粗标题
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cell.font = Font(bold=True)
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sheet.freeze_panes = 'A2' # 冻结首行
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# 设置背景颜色
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if is_old_data is not None:
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for row in range(2, len(is_old_data) + 2):
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if is_old_data[row - 2]:
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for col in range(1, sheet.max_column + 1): # 使用 sheet.max_column
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cell = sheet.cell(row=row, column=col)
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cell.fill = PatternFill(start_color='ADD8E6', end_color='ADD8E6', fill_type='solid')
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"""获取虚拟机的总磁盘大小（仅是虚拟磁盘的分配空间）"""
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def get_virtual_disk_size(vm):
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total_size = 0
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for device in vm.config.hardware.device:
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if isinstance(device, vim.vm.device.VirtualDisk):
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# 获取每个虚拟磁盘的容量
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total_size += device.capacityInKB / (1024 * 1024) # 转换为GB
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return total_size
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def collect_snapshot_data(snapshot, vm, snapshot_data):
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"""递归扁平化快照数据用于Excel"""
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create_time = datetime.strptime(snapshot['createTime'], '%Y-%m-%d %H:%M:%S')
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is_old = create_time < (datetime.now() - timedelta(days=SNAPSHOT_RETENTION_DAYS))
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snapshot_data.append({
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'NodeHost': vm['NodeHost'],
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'VMName': vm['name'],
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'Snapshot Name': snapshot['name'],
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'Description': snapshot['description'],
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'CreateTime': snapshot['createTime'],
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'State': snapshot['state'],
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'ID': snapshot['id'],
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'MOID': snapshot['moId'],
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'Quiesced': snapshot['quiesced'],
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'is_old': is_old
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})
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for child in snapshot['children']:
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collect_snapshot_data(child, vm, snapshot_data)
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# 输出数据到 Excel 文件
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def create_excel_report(vms):
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vm_data = []
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snapshot_data = []
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for vm in vms:
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vm_data.append({
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'NodeHost': vm['NodeHost'],
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'VMName': vm['name'],
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'MOID': vm['moId'],
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'PowerState': vm['powerState'],
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'System': vm['system'],
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'IPAddress': vm['ipAddress'],
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'HostName': vm['hostName'],
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'CurrentSnapshotID': vm.get('currentSnapshotId'),
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'DiskSpace/GB': vm['diskSpaceGB'],
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'createDate': vm['createDate'], # 虚拟机的创建时间
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'bootTime': vm['bootTime'], # 虚拟机上次启动的时间
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'Host': vm['Host'],
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'VMPath': vm['vmPath']
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})
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if vm['snapshots']:
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for snapshot in vm['snapshots']:
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collect_snapshot_data(snapshot, vm, snapshot_data)
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vm_df = pd.DataFrame(vm_data)
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snapshot_df = pd.DataFrame(snapshot_data)
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with pd.ExcelWriter(EXCEL_OUTPUT_PATH, engine='openpyxl') as writer:
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vm_df.to_excel(writer, sheet_name='VMs', index=False)
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snapshot_df.to_excel(writer, sheet_name='Snapshots', index=False)
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workbook = writer.book
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style_sheet(workbook['VMs'])
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style_sheet(workbook['Snapshots'], snapshot_df['is_old'].tolist())
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print("报告已生成:", EXCEL_OUTPUT_PATH)
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if __name__ == '__main__':
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vms = get_all_vms() # 主函数入口，获取虚拟机信息
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# print(vms)
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create_excel_report(vms) # 生成Excel报告
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