引言

在当今快速发展的技术世界中，云计算已成为企业IT架构的核心组成部分。随着云服务的普及，自动化部署与管理变得越来越重要。虽然现代编程语言如Python、PowerShell和Go在云自动化领域占据主导地位，但传统脚本语言如VBScript仍然具有其独特的价值。本文将深入探讨VBScript这一经典脚本语言如何在现代云计算环境中找到创新应用，以及它如何助力企业实现高效的自动化部署与管理。

VBScript基础回顾

VBScript（Visual Basic Scripting Edition）是由微软开发的一种Active脚本语言，于1996年首次发布。它是Visual Basic家族的成员，语法简单易学，特别适合Windows环境下的系统管理和自动化任务。

VBScript的核心特性

1. 简单易学：基于Visual Basic的语法，对初学者友好
2. Windows原生支持：内置于Windows操作系统中，无需额外安装
3. COM集成：能够与COM（Component Object Model）组件无缝交互
4. WSH支持：可通过Windows Script Host执行，提供强大的系统访问能力

以下是一个简单的VBScript示例，展示了如何创建一个文件并写入内容：

' 创建FileSystemObject对象 Set fso = CreateObject("Scripting.FileSystemObject") ' 创建一个文本文件 Set file = fso.CreateTextFile("C:tempexample.txt", True) ' 写入内容 file.WriteLine("这是一个VBScript创建的文件") file.WriteLine("当前时间是: " & Now()) ' 关闭文件 file.Close ' 释放对象 Set file = Nothing Set fso = Nothing ' 显示完成消息 WScript.Echo "文件创建成功!" 

云计算环境中的自动化需求

云计算环境的复杂性和规模使得手动管理变得不切实际。自动化在云计算中扮演着至关重要的角色，主要体现在以下几个方面：

1. 资源部署：快速创建和配置虚拟机、存储和网络资源
2. 配置管理：确保系统配置的一致性和合规性
3. 监控与告警：实时监控系统状态，及时发现并响应问题
4. 扩展与缩减：根据负载自动调整资源分配
5. 备份与恢复：自动化数据保护流程

现代云平台如AWS、Azure和Google Cloud都提供了各自的自动化工具和API，但企业往往需要跨平台的解决方案，这就为传统脚本语言提供了应用空间。

VBScript在云计算中的创新应用

虽然VBScript不是为云计算而生的语言，但通过创新的方法和技巧，它可以有效地与现代云环境集成。以下是VBScript在云计算中的一些创新应用方式：

1. 通过REST API与云服务交互

大多数云服务提供商都提供REST API，VBScript可以通过HTTP请求与这些API交互。以下是一个使用VBScript调用Azure REST API的示例：

' 调用Azure REST API获取虚拟机列表 Function GetAzureVMs(subscriptionId, accessToken) ' 创建XMLHTTP对象 Set http = CreateObject("MSXML2.XMLHTTP.6.0") ' 构建API URL apiUrl = "https://management.azure.com/subscriptions/" & subscriptionId & "/providers/Microsoft.Compute/virtualMachines?api-version=2021-03-01" ' 打开HTTP请求 http.Open "GET", apiUrl, False http.setRequestHeader "Authorization", "Bearer " & accessToken http.setRequestHeader "Content-Type", "application/json" ' 发送请求 http.Send ' 检查响应状态 If http.Status = 200 Then GetAzureVMs = http.responseText Else GetAzureVMs = "错误: " & http.Status & " - " & http.statusText End If ' 释放对象 Set http = Nothing End Function ' 使用示例 subscriptionId = "your-subscription-id" accessToken = "your-access-token" ' 获取虚拟机列表 vmList = GetAzureVMs(subscriptionId, accessToken) ' 显示结果 WScript.Echo vmList 

2. 云资源监控与报告

VBScript可以用于收集云环境中的性能数据并生成报告。以下是一个监控Azure虚拟机CPU使用率的示例：

' 监控Azure虚拟机CPU使用率 Function MonitorAzureVMCPU(subscriptionId, accessToken, vmName, resourceGroupName) ' 创建XMLHTTP对象 Set http = CreateObject("MSXML2.XMLHTTP.6.0") ' 构建API URL获取指标数据 metricUrl = "https://management.azure.com/subscriptions/" & subscriptionId & "/resourceGroups/" & resourceGroupName & "/providers/Microsoft.Compute/virtualMachines/" & vmName & "/providers/microsoft.insights/metrics?api-version=2018-01-01&metricnames=Percentage CPU&timespan=P1D" ' 打开HTTP请求 http.Open "GET", metricUrl, False http.setRequestHeader "Authorization", "Bearer " & accessToken http.setRequestHeader "Content-Type", "application/json" ' 发送请求 http.Send ' 处理响应 If http.Status = 200 Then ' 解析JSON响应 jsonResponse = http.responseText ' 创建文件写入结果 Set fso = CreateObject("Scripting.FileSystemObject") Set reportFile = fso.CreateTextFile("C:tempVM_CPU_Report_" & vmName & "_" & Year(Now) & Month(Now) & Day(Now) & ".csv", True) ' 写入CSV头 reportFile.WriteLine("时间戳,CPU使用率") ' 这里应该有JSON解析逻辑，但VBScript原生不支持JSON ' 实际应用中可能需要使用第三方库或编写自定义解析函数 ' 以下是简化示例 reportFile.WriteLine(Now & ",45.2") ' 示例数据 reportFile.WriteLine(DateAdd("h", -1, Now) & ",52.7") ' 示例数据 ' 关闭文件 reportFile.Close MonitorAzureVMCPU = "报告已生成: C:tempVM_CPU_Report_" & vmName & "_" & Year(Now) & Month(Now) & Day(Now) & ".csv" Else MonitorAzureVMCPU = "错误: " & http.Status & " - " & http.statusText End If ' 释放对象 Set http = Nothing End Function ' 使用示例 subscriptionId = "your-subscription-id" accessToken = "your-access-token" vmName = "your-vm-name" resourceGroupName = "your-resource-group" ' 监控CPU并生成报告 result = MonitorAzureVMCPU(subscriptionId, accessToken, vmName, resourceGroupName) WScript.Echo result 

3. 自动化云资源部署

VBScript可以用于自动化云资源的部署过程。以下是一个使用VBScript调用AWS API部署EC2实例的示例：

' 部署AWS EC2实例 Function DeployAWSEC2(accessKey, secretKey, region, amiId, instanceType, keyName, securityGroupId) ' 创建XMLHTTP对象 Set http = CreateObject("MSXML2.XMLHTTP.6.0") ' AWS EC2 API端点 ec2Endpoint = "https://ec2." & region & ".amazonaws.com/" ' 构建请求参数 requestParams = "Action=RunInstances" & _ "&ImageId=" & amiId & _ "&InstanceType=" & instanceType & _ "&KeyName=" & keyName & _ "&SecurityGroupId.1=" & securityGroupId & _ "&MinCount=1" & _ "&MaxCount=1" & _ "&Version=2016-11-15" ' 计算签名 (简化示例，实际AWS签名过程更复杂) ' 实际应用中需要实现AWS签名版本4 signature = "your-calculated-signature" ' 构建完整URL requestUrl = ec2Endpoint & "?" & requestParams & "&Signature=" & signature ' 打开HTTP请求 http.Open "POST", requestUrl, False http.setRequestHeader "Content-Type", "application/x-www-form-urlencoded" ' 发送请求 http.Send ' 处理响应 If http.Status = 200 Then ' 解析XML响应获取实例ID xmlDoc = CreateObject("MSXML2.DOMDocument.6.0") xmlDoc.loadXML(http.responseText) ' 获取实例ID (简化示例) instanceId = "i-1234567890abcdef0" ' 实际应从XML响应中解析 DeployAWSEC2 = "EC2实例部署成功! 实例ID: " & instanceId ' 记录部署信息到日志文件 Set fso = CreateObject("Scripting.FileSystemObject") Set logFile = fso.OpenTextFile("C:tempAWSDeployments.log", 8, True) ' 8 = ForAppending logFile.WriteLine(Now & " - 部署EC2实例: " & instanceId) logFile.Close Else DeployAWSEC2 = "部署失败: " & http.Status & " - " & http.statusText End If ' 释放对象 Set http = Nothing End Function ' 使用示例 accessKey = "your-access-key" secretKey = "your-secret-key" region = "us-west-2" amiId = "ami-0abcdef1234567890" instanceType = "t2.micro" keyName = "your-key-pair" securityGroupId = "sg-12345678" ' 部署EC2实例 result = DeployAWSEC2(accessKey, secretKey, region, amiId, instanceType, keyName, securityGroupId) WScript.Echo result 

4. 混合云环境管理

VBScript可以用于管理混合云环境，特别是在企业同时使用本地数据中心和多个云平台时。以下是一个跨云平台资源清单收集的示例：

' 收集跨云平台资源清单 Function CollectCloudInventory() ' 创建结果文件 Set fso = CreateObject("Scripting.FileSystemObject") Set inventoryFile = fso.CreateTextFile("C:tempCloudInventory_" & Year(Now) & Month(Now) & Day(Now) & ".csv", True) ' 写入CSV头 inventoryFile.WriteLine("平台,资源类型,资源名称,状态,位置") ' 收集Azure资源 CollectAzureResources inventoryFile ' 收集AWS资源 CollectAWSResources inventoryFile ' 收集本地资源 CollectLocalResources inventoryFile ' 关闭文件 inventoryFile.Close CollectCloudInventory = "云资源清单已生成: C:tempCloudInventory_" & Year(Now) & Month(Now) & Day(Now) & ".csv" End Function ' 收集Azure资源 Sub CollectAzureResources(inventoryFile) ' 这里应该是调用Azure API获取资源的代码 ' 以下是简化示例 ' 模拟Azure资源数据 azureResources = Array( _ Array("Azure", "虚拟机", "WebServer01", "运行中", "美国东部"), _ Array("Azure", "存储账户", "datastorage01", "可用", "美国东部"), _ Array("Azure", "SQL数据库", "salesdb", "可用", "美国西部") _ ) ' 写入文件 For Each resource In azureResources inventoryFile.WriteLine(resource(0) & "," & resource(1) & "," & resource(2) & "," & resource(3) & "," & resource(4)) Next End Sub ' 收集AWS资源 Sub CollectAWSResources(inventoryFile) ' 这里应该是调用AWS API获取资源的代码 ' 以下是简化示例 ' 模拟AWS资源数据 awsResources = Array( _ Array("AWS", "EC2实例", "AppServer01", "运行中", "us-west-2"), _ Array("AWS", "S3存储桶", "backup-data", "可用", "us-west-2"), _ Array("AWS", "RDS实例", "productdb", "可用", "us-east-1") _ ) ' 写入文件 For Each resource In awsResources inventoryFile.WriteLine(resource(0) & "," & resource(1) & "," & resource(2) & "," & resource(3) & "," & resource(4)) Next End Sub ' 收集本地资源 Sub CollectLocalResources(inventoryFile) ' 这里应该是收集本地服务器信息的代码 ' 以下是简化示例 ' 获取本地计算机信息 Set wmi = GetObject("winmgmts:\.rootcimv2") Set computerSystem = wmi.ExecQuery("Select * from Win32_ComputerSystem") For Each computer In computerSystem inventoryFile.WriteLine("本地,服务器," & computer.Name & ",运行中,本地数据中心") Next End Sub ' 使用示例 result = CollectCloudInventory() WScript.Echo result 

案例研究：VBScript实现云环境自动化部署与管理

让我们通过一个具体的案例研究，深入探讨如何使用VBScript实现云环境的自动化部署与管理。

案例背景

某中型企业正在将其部分IT基础设施迁移到云平台，同时保留一些关键应用在本地数据中心。他们需要一个统一的自动化解决方案，能够：

1. 在Azure和AWS上自动部署和配置虚拟机
2. 监控云资源的性能和可用性
3. 自动执行备份任务
4. 生成统一的资源使用报告
5. 在检测到问题时发送告警

由于企业的IT团队已有VBScript经验，且一些遗留系统使用VBScript进行管理，他们决定探索使用VBScript来实现这些自动化需求。

解决方案设计

1. 自动化云资源部署

以下是一个综合脚本，用于在Azure和AWS上自动部署虚拟机：

' 云资源自动化部署脚本 ' 包含Azure和AWS虚拟机部署功能 ' 全局变量 Dim logFile, fso ' 主函数 Function Main() ' 初始化日志 InitializeLog ' 部署Azure虚拟机 DeployAzureVM "your-subscription-id", "your-access-token", "Standard_B1s", "Win2019Datacenter", "your-resource-group", "your-vm-name", "your-vnet-name", "your-subnet-name" ' 部署AWS EC2实例 DeployAWSEC2 "your-access-key", "your-secret-key", "us-west-2", "ami-0abcdef1234567890", "t2.micro", "your-key-pair", "sg-12345678" ' 关闭日志 CloseLog Main = "云资源部署完成，请查看日志文件获取详细信息。" End Function ' 初始化日志 Sub InitializeLog() Set fso = CreateObject("Scripting.FileSystemObject") Set logFile = fso.CreateTextFile("C:tempCloudDeployment_" & Year(Now) & Month(Now) & Day(Now) & ".log", True) logFile.WriteLine(Now & " - 云资源部署开始") End Sub ' 关闭日志 Sub CloseLog() logFile.WriteLine(Now & " - 云资源部署结束") logFile.Close End Sub ' 记录日志 Sub Log(message) logFile.WriteLine(Now & " - " & message) WScript.Echo message End Sub ' 部署Azure虚拟机 Function DeployAzureVM(subscriptionId, accessToken, vmSize, imageSKU, resourceGroupName, vmName, vnetName, subnetName) On Error Resume Next Log "开始部署Azure虚拟机: " & vmName ' 创建XMLHTTP对象 Set http = CreateObject("MSXML2.XMLHTTP.6.0") ' 构建API URL deployUrl = "https://management.azure.com/subscriptions/" & subscriptionId & "/resourceGroups/" & resourceGroupName & "/providers/Microsoft.Compute/virtualMachines/" & vmName & "?api-version=2021-03-01" ' 构建请求体 jsonBody = "{""location"":""eastus"",""properties"":{""hardwareProfile"":{""vmSize"":""" & vmSize & """},""storageProfile"":{""imageReference"":{""publisher"":""MicrosoftWindowsServer"",""offer"":""WindowsServer"",""sku"":""" & imageSKU & """,""version"":""latest""},""osDisk"":{""createOption"":""FromImage""}},""osProfile"":{""computerName"":""" & vmName & """,""adminUsername"":""azureuser"",""adminPassword"":""Password1234!""},""networkProfile"":{""networkInterfaces"":[{""id"":""/subscriptions/" & subscriptionId & "/resourceGroups/" & resourceGroupName & "/providers/Microsoft.Network/networkInterfaces/" & vmName & "-nic"",""properties"":{""primary"":true}}]}}}" ' 创建网络接口 CreateNetworkInterface subscriptionId, accessToken, resourceGroupName, vmName, vnetName, subnetName ' 打开HTTP请求 http.Open "PUT", deployUrl, False http.setRequestHeader "Authorization", "Bearer " & accessToken http.setRequestHeader "Content-Type", "application/json" ' 发送请求 http.Send jsonBody ' 检查响应 If http.Status = 200 Or http.Status = 201 Then Log "Azure虚拟机部署成功: " & vmName DeployAzureVM = True Else Log "Azure虚拟机部署失败: " & http.Status & " - " & http.statusText DeployAzureVM = False End If ' 释放对象 Set http = Nothing End Function ' 创建网络接口 Function CreateNetworkInterface(subscriptionId, accessToken, resourceGroupName, vmName, vnetName, subnetName) On Error Resume Next Log "创建网络接口: " & vmName & "-nic" ' 创建XMLHTTP对象 Set http = CreateObject("MSXML2.XMLHTTP.6.0") ' 构建API URL nicUrl = "https://management.azure.com/subscriptions/" & subscriptionId & "/resourceGroups/" & resourceGroupName & "/providers/Microsoft.Network/networkInterfaces/" & vmName & "-nic?api-version=2021-02-01" ' 构建请求体 jsonBody = "{""location"":""eastus"",""properties"":{""ipConfigurations"":[{""name"":""ipconfig1"",""properties"":{""subnet"":{""id"":""/subscriptions/" & subscriptionId & "/resourceGroups/" & resourceGroupName & "/providers/Microsoft.Network/virtualNetworks/" & vnetName & "/subnets/" & subnetName & """}}}]}}" ' 打开HTTP请求 http.Open "PUT", nicUrl, False http.setRequestHeader "Authorization", "Bearer " & accessToken http.setRequestHeader "Content-Type", "application/json" ' 发送请求 http.Send jsonBody ' 检查响应 If http.Status = 200 Or http.Status = 201 Then Log "网络接口创建成功: " & vmName & "-nic" CreateNetworkInterface = True Else Log "网络接口创建失败: " & http.Status & " - " & http.statusText CreateNetworkInterface = False End If ' 释放对象 Set http = Nothing End Function ' 部署AWS EC2实例 Function DeployAWSEC2(accessKey, secretKey, region, amiId, instanceType, keyName, securityGroupId) On Error Resume Next Log "开始部署AWS EC2实例" ' 创建XMLHTTP对象 Set http = CreateObject("MSXML2.XMLHTTP.6.0") ' AWS EC2 API端点 ec2Endpoint = "https://ec2." & region & ".amazonaws.com/" ' 构建请求参数 requestParams = "Action=RunInstances" & _ "&ImageId=" & amiId & _ "&InstanceType=" & instanceType & _ "&KeyName=" & keyName & _ "&SecurityGroupId.1=" & securityGroupId & _ "&MinCount=1" & _ "&MaxCount=1" & _ "&Version=2016-11-15" ' 计算签名 (简化示例) signature = "your-calculated-signature" ' 构建完整URL requestUrl = ec2Endpoint & "?" & requestParams & "&Signature=" & signature ' 打开HTTP请求 http.Open "POST", requestUrl, False http.setRequestHeader "Content-Type", "application/x-www-form-urlencoded" ' 发送请求 http.Send ' 处理响应 If http.Status = 200 Then ' 解析XML响应获取实例ID Set xmlDoc = CreateObject("MSXML2.DOMDocument.6.0") xmlDoc.loadXML(http.responseText) ' 获取实例ID (简化示例) instanceId = "i-1234567890abcdef0" ' 实际应从XML响应中解析 Log "AWS EC2实例部署成功! 实例ID: " & instanceId DeployAWSEC2 = True Else Log "AWS EC2实例部署失败: " & http.Status & " - " & http.statusText DeployAWSEC2 = False End If ' 释放对象 Set http = Nothing End Function ' 执行主函数 result = Main() WScript.Echo result 

2. 云资源监控与告警

以下是一个监控云资源并发送告警的脚本：

”`vbscript ‘ 云资源监控与告警脚本 ’ 监控Azure和AWS资源，并在检测到问题时发送告警

’ 全局变量 Dim logFile, fso, smtpServer, smtpPort, senderEmail, recipientEmail

’ 主函数 Function Main()

' 初始化配置 InitializeConfig ' 初始化日志 InitializeLog ' 监控Azure资源 MonitorAzureResources ' 监控AWS资源 MonitorAWSResources ' 关闭日志 CloseLog Main = "云资源监控完成，请查看日志文件获取详细信息。" 

End Function

’ 初始化配置 Sub InitializeConfig()

' SMTP配置 smtpServer = "smtp.yourcompany.com" smtpPort = 25 senderEmail = "cloud-monitoring@yourcompany.com" recipientEmail = "admin-team@yourcompany.com" ' 云平台凭证 azureSubscriptionId = "your-subscription-id" azureAccessToken = "your-access-token" awsAccessKey = "your-access-key" awsSecretKey = "your-secret-key" awsRegion = "us-west-2" ' 监控阈值 cpuThreshold = 80 ' CPU使用率阈值(%) memoryThreshold = 85 ' 内存使用率阈值(%) diskThreshold = 90 ' 磁盘使用率阈值(%) 

End Sub

’ 初始化日志 Sub InitializeLog()

Set fso = CreateObject("Scripting.FileSystemObject") Set logFile = fso.CreateTextFile("C:tempCloudMonitoring_" & Year(Now) & Month(Now) & Day(Now) & ".log", True) logFile.WriteLine(Now & " - 云资源监控开始") 

End Sub

’ 关闭日志 Sub CloseLog()

logFile.WriteLine(Now & " - 云资源监控结束") logFile.Close 

End Sub

’ 记录日志 Sub Log(message)

logFile.WriteLine(Now & " - " & message) WScript.Echo message 

End Sub

’ 发送告警邮件 Sub SendAlert(subject, message)

On Error Resume Next Log "发送告警邮件: " & subject ' 创建CDO消息对象 Set email = CreateObject("CDO.Message") ' 配置SMTP服务器 email.Configuration.Fields.Item("http://schemas.microsoft.com/cdo/configuration/sendusing") = 2 email.Configuration.Fields.Item("http://schemas.microsoft.com/cdo/configuration/smtpserver") = smtpServer email.Configuration.Fields.Item("http://schemas.microsoft.com/cdo/configuration/smtpserverport") = smtpPort ' 更新配置 email.Configuration.Fields.Update ' 设置邮件内容 email.Subject = "[云资源告警] " & subject email.From = senderEmail email.To = recipientEmail email.TextBody = message ' 发送邮件 email.Send ' 检查是否发送成功 If Err.Number <> 0 Then Log "发送告警邮件失败: " & Err.Description Else Log "告警邮件发送成功" End If ' 释放对象 Set email = Nothing 

End Sub

’ 监控Azure资源 Sub MonitorAzureResources()

On Error Resume Next Log "开始监控Azure资源" ' 创建XMLHTTP对象 Set http = CreateObject("MSXML2.XMLHTTP.6.0") ' 获取虚拟机列表 vmListUrl = "https://management.azure.com/subscriptions/" & azureSubscriptionId & "/providers/Microsoft.Compute/virtualMachines?api-version=2021-03-01" ' 打开HTTP请求 http.Open "GET", vmListUrl, False http.setRequestHeader "Authorization", "Bearer " & azureAccessToken http.setRequestHeader "Content-Type", "application/json" ' 发送请求 http.Send ' 处理响应 If http.Status = 200 Then ' 解析JSON响应获取虚拟机列表 ' 实际应用中需要使用JSON解析库 ' 以下是简化示例 ' 模拟虚拟机数据 vms = Array( _ Array("vm-web-01", "resource-group-web", "Running"), _ Array("vm-db-01", "resource-group-db", "Running"), _ Array("vm-app-01", "resource-group-app", "Stopped") _ ) ' 检查每个虚拟机的状态和性能 For Each vm In vms vmName = vm(0) resourceGroup = vm(1) status = vm(2) Log "检查Azure虚拟机: " & vmName ' 检查虚拟机状态 If status <> "Running" Then SendAlert "Azure虚拟机状态异常", "虚拟机 " & vmName & " (资源组: " & resourceGroup & ") 当前状态: " & status End If ' 获取CPU使用率 cpuUsage = GetAzureVMCPUUsage(azureSubscriptionId, azureAccessToken, vmName, resourceGroup) ' 检查CPU使用率 If cpuUsage > cpuThreshold Then SendAlert "Azure虚拟机CPU使用率过高", "虚拟机 " & vmName & " (资源组: " & resourceGroup & ") CPU使用率: " & cpuUsage & "%" End If ' 获取内存使用率 memoryUsage = GetAzureVMMemoryUsage(azureSubscriptionId, azureAccessToken, vmName, resourceGroup) ' 检查内存使用率 If memoryUsage > memoryThreshold Then SendAlert "Azure虚拟机内存使用率过高", "虚拟机 " & vmName & " (资源组: " & resourceGroup & ") 内存使用率: " & memoryUsage & "%" End If Next Else Log "获取Azure虚拟机列表失败: " & http.Status & " - " & http.statusText End If ' 释放对象 Set http = Nothing 

End Sub

’ 获取Azure虚拟机CPU使用率 Function GetAzureVMCPUUsage(subscriptionId, accessToken, vmName, resourceGroup)

On Error Resume Next ' 创建XMLHTTP对象 Set http = CreateObject("MSXML2.XMLHTTP.6.0") ' 构建API URL获取CPU指标 metricUrl = "https://management.azure.com/subscriptions/" & subscriptionId & "/resourceGroups/" & resourceGroup & "/providers/Microsoft.Compute/virtualMachines/" & vmName & "/providers/microsoft.insights/metrics?api-version=2018-01-01&metricnames=Percentage CPU&timespan=PT1H&interval=PT5M&aggregation=Average" ' 打开HTTP请求 http.Open "GET", metricUrl, False http.setRequestHeader "Authorization", "Bearer " & accessToken http.setRequestHeader "Content-Type", "application/json" ' 发送请求 http.Send ' 处理响应 If http.Status = 200 Then ' 解析JSON响应获取CPU使用率 ' 实际应用中需要使用JSON解析库 ' 以下是简化示例，返回随机值 ' 模拟CPU使用率数据 (20-95%) Randomize GetAzureVMCPUUsage = Int((95 - 20 + 1) * Rnd + 20) Else Log "获取Azure虚拟机CPU使用率失败: " & http.Status & " - " & http.statusText GetAzureVMCPUUsage = 0 End If ' 释放对象 Set http = Nothing 

End Function

’ 获取Azure虚拟机内存使用率 Function GetAzureVMMemoryUsage(subscriptionId, accessToken, vmName, resourceGroup)

On Error Resume Next ' 创建XMLHTTP对象 Set http = CreateObject("MSXML2.XMLHTTP.6.0") ' 构建API URL获取内存指标 metricUrl = "https://management.azure.com/subscriptions/" & subscriptionId & "/resourceGroups/" & resourceGroup & "/providers/Microsoft.Compute/virtualMachines/" & vmName & "/providers/microsoft.insights/metrics?api-version=2018-01-01&metricnames=Available Memory Bytes&timespan=PT1H&interval=PT5M&aggregation=Average" ' 打开HTTP请求 http.Open "GET", metricUrl, False http.setRequestHeader "Authorization", "Bearer " & accessToken http.setRequestHeader "Content-Type", "application/json" ' 发送请求 http.Send ' 处理响应 If http.Status = 200 Then ' 解析JSON响应获取内存使用率 ' 实际应用中需要使用JSON解析库 ' 以下是简化示例，返回随机值 ' 模拟内存使用率数据 (30-90%) Randomize GetAzureVMMemoryUsage = Int((90 - 30 + 1) * Rnd + 30) Else Log "获取Azure虚拟机内存使用率失败: " & http.Status & " - " & http.statusText GetAzureVMMemoryUsage = 0 End If ' 释放对象 Set http = Nothing 

End Function

’ 监控AWS资源 Sub MonitorAWSResources()

On Error Resume Next Log "开始监控AWS资源" ' 创建XMLHTTP对象 Set http = CreateObject("MSXML2.XMLHTTP.6.0") ' 获取EC2实例列表 ec2Endpoint = "https://ec2." & awsRegion & ".amazonaws.com/" requestParams = "Action=DescribeInstances&Version=2016-11-15" ' 计算签名 (简化示例) signature = "your-calculated-signature" ' 构建完整URL requestUrl = ec2Endpoint & "?" & requestParams & "&Signature=" & signature ' 打开HTTP请求 http.Open "POST", requestUrl, False http.setRequestHeader "Content-Type", "application/x-www-form-urlencoded" ' 发送请求 http.Send ' 处理响应 If http.Status = 200 Then ' 解析XML响应获取EC2实例列表 ' 实际应用中需要解析XML响应 ' 以下是简化示例 ' 模拟EC2实例数据 instances = Array( _ Array("i-1234567890abcdef0", "running", "Web Server"), _ Array("i-0987654321fedcba0", "running", "Database Server"), _ Array("i-abcdef1234567890", "stopped", "Backup Server") _ ) ' 检查每个EC2实例的状态和性能 For Each instance In instances instanceId = instance(0) state = instance(1) name = instance(2) Log "检查AWS EC2实例: " & instanceId & " (" & name & ")" ' 检查实例状态 If state <> "running" Then SendAlert "AWS EC2实例状态异常", "实例 " & instanceId & " (" & name & ") 当前状态: " & state End If ' 获取CPU使用率 cpuUsage = GetAWSEC2CPUUsage(awsAccessKey, awsSecretKey, awsRegion, instanceId) ' 检查CPU使用率 If cpuUsage > cpuThreshold Then SendAlert "AWS EC2实例CPU使用率过高", "实例 " & instanceId & " (" & name & ") CPU使用率: " & cpuUsage & "%" End If Next Else Log "获取AWS EC2实例列表失败: " & http.Status & " - " & http.statusText End If ' 释放对象 Set http = Nothing 

End Sub

’ 获取AWS EC2实例CPU使用率 Function GetAWSEC2CPUUsage(accessKey, secretKey, region, instanceId)

On Error Resume Next ' 创建XMLHTTP对象 Set http = CreateObject("MSXML2.XMLHTTP.6.0") ' AWS CloudWatch API端点 cloudwatchEndpoint = "https://monitoring." & region & ".amazonaws.com/" ' 构建请求参数 requestParams = "Action=GetMetricStatistics" & _ "&Namespace=AWS/EC2" & _ "&MetricName=CPUUtilization" & _ &