Node.js OperationError部署gcloud函数发布_Node.js_Gcloud_Google Cloud Pubsub_Google Cloud Stackdriver

Node.js OperationError部署gcloud函数发布

node.js

Node.js OperationError部署gcloud函数发布,node.js,gcloud,google-cloud-pubsub,google-cloud-stackdriver,Node.js,Gcloud,Google Cloud Pubsub,Google Cloud Stackdriver,我正试图通读的介绍。运行示例代码时： gcloud functions deploy publish --runtime nodejs8 --trigger-http 我得到以下错误： ERROR: (gcloud.functions.deploy) OperationError: code=3, message=Function failed on loading user code. Error message: Node.js module defined by file index.j

我正试图通读的介绍。运行示例代码时：

gcloud functions deploy publish --runtime nodejs8 --trigger-http

我得到以下错误：

ERROR: (gcloud.functions.deploy) OperationError: code=3, message=Function failed on loading user code. Error message: Node.js module defined by file index.js is expected to export function named publish

stackdriver上的日志显示：

D 2019-11-18T23:53:41.689Z publish Node.js module defined by file index.js is expected to export function named publish  
E 2019-11-18T23:53:41.761Z Cloud Functions CreateFunction us-central1:publish <email> INVALID_ARGUMENT Cloud Functions CreateFunction us-central1:publish <email> 
E 2019-11-18T23:54:15.667Z Cloud Functions UpdateFunction us-central1:publish <email> FAILED_PRECONDITION Cloud Functions UpdateFunction us-central1:publish <email>

D 2019-11-18T23:53:41.689Z publish Node.js文件index.js定义的模块需要导出名为publish的函数
E 2019-11-18T23:53:41.761Z云函数CreateFunction us-central1:发布无效的参数云函数CreateFunction us-central1:发布
E 2019-11-18T23:54:15.667Z云函数更新函数us-central1:发布失败

结果表明我试图从错误的目录部署。正确的index.js文件包含函数定义，并允许成功部署函数