Tencent Cloud
Introduction
Products
Solutions
Pricing
Documentation
Support
Partners
Customer Success
More
Documentation
Browse user guides, API and SDK documentation and more.
View all Documentation >
View documentation for popular services
Cloud Virtual Machine
Cloud Object Storage
Content Delivery Network
Virtual Private Cloud
TencentDB for MySQL
Game Multimedia Engine
Support Plan
IEM
search by keyword
Recent Pages
Cloud Virtual Machine
Auto Scaling
CVM Dedicated Host
Batch Compute
Cloud File Storage
Documentation
Serverless Cloud Function
Product Introduction
Overview
Related Concepts
How It Works
Strengths
Use Cases
Related Products
Purchase Guide
Billing Overview
Billing Mode
Free Quota
Product Pricing
Notes on Arrears
Billing Sample
Quota Limits
Getting Started
Getting Started
Creating functions using the console
Create a function using CLI
Operations Guide
Managing Functions
Function Overview
Create and Update a Function
Testing a Function
Querying a Function
Query a Function Execution Log
Deleting a Function
Deploying Functions
Trigger Management
Creating Triggers
Deleting Triggers
Enabling/Disabling Triggers
Permission Management
Permission Management Overview
Role and Authorization
Users and Permissions
Creating a Sub-user and Granting It All Permissions of SCF
Creating a Sub-user and Granting It Permissions to Operate Certain Functions
Network Configuration
Deploying a Function to a VPC
Granting a Function in VPC Access to Public Network
Version Management
Overview
Viewing a Version
Releasing a Version
Using a Version
Managing Monitors and Alarms
Configuring Alarms
Descriptions of monitoring metrics
Viewing Execution Logs
Layer Management
Layer Management (Beta)
Alias Management
Traffic Routing Configuration
Log Search Guide
Development Guide
Basic Concepts
Testing a Function
Triggers
Trigger Overview
Trigger Event Message Structure Summary
API Gateway Trigger
Overview of API Gateway Trigger
Websocket
How It Works
Usage Method
COS Trigger
Timer Trigger
CMQ Topic Trigger
CKafka Trigger
Trigger Configuration Description
Tencent Cloud API Trigger
Calling SDK Across Functions
SDK for Python
SDK for Node.js
Environment Variables
Error types and retry strategy
Python
Golang
PHP
Java
Notes on Java
POJO Parameters Usage Example
Using Gradle to Create ZIP Packs
Using Maven to Create JAR Packs
Node.js
Notes on Node.js
Dependency Installation
Cloud function status code
Developer Tools
Serverless Framework CLI
Overview
Installing Serverless Framework
Development Mode and In-cloud Debugging
List of Supported Commands
Account and Permission Configuration
Creating and Deploying Function
Serverless Framework CLI (Recommended)
Best Practices
Best Practice
COS Practices
Acquire Image on COS and Create a Thumbnail
Example illustration
Step 1. Prepare COS Bucket
Step 2. Create a Thumbnail function and test it
MapReduce Method that Uses WordCount as an Example
Example
Step 1: Prepare a COS Bucket
Step 2. Create Mapper and Reducer Functions
Step 3. Test Function
ServerlessFramework Practices
Framework Migration
API Gateway Practices
Using API Gateway to provide API service
Example
Step 1. Create and Test blogArticle Function
Step 2. Create and Test API Service
Step 3. Publish API Service and Test Online
Connecting SCF Logs to CLS
Connecting to PostgreSQL
Connecting to NoSQL
Solutions with Tencent Cloud Services
API Documentation
Introduction
API Category
Making API Requests
Request Structure
Common Params
Signature
Signature v3
Responses
Namespace APIs
CreateNamespace
DeleteNamespace
ListNamespaces
Other APIs
GetFunctionAddress
Function APIs
CreateAlias
DeleteAlias
CopyFunction
GetAlias
CreateFunction
DeleteFunction
ListAliases
GetFunction
GetFunctionLogs
Invoke
ListVersionByFunction
PublishVersion
ListFunctions
UpdateAlias
UpdateFunctionCode
UpdateFunctionConfiguration
Layer Management APIs
DeleteLayerVersion
GetLayerVersion
ListLayerVersions
ListLayers
PublishLayerVersion
Trigger APIs
CreateTrigger
DeleteTrigger
ListTriggers
Data Types
Error Codes
SDK Documentation
Node.js SDK
PHP SDK
Python SDK
FAQs
General FAQs
SCF utility class
Event Handling FAQs
Service Level Agreement
Contact Us
Glossary
Documentation
Product Introduction
Overview
Related Concepts
How It Works
Strengths
Use Cases
Related Products
Purchase Guide
Billing Overview
Billing Mode
Free Quota
Product Pricing
Notes on Arrears
Billing Sample
Quota Limits
Getting Started
Getting Started
Creating functions using the console
Create a function using CLI
Operations Guide
Managing Functions
Function Overview
Create and Update a Function
Testing a Function
Querying a Function
Query a Function Execution Log
Deleting a Function
Deploying Functions
Trigger Management
Creating Triggers
Deleting Triggers
Enabling/Disabling Triggers
Permission Management
Permission Management Overview
Role and Authorization
Users and Permissions
Creating a Sub-user and Granting It All Permissions of SCF
Creating a Sub-user and Granting It Permissions to Operate Certain Functions
Network Configuration
Deploying a Function to a VPC
Granting a Function in VPC Access to Public Network
Version Management
Overview
Viewing a Version
Releasing a Version
Using a Version
Managing Monitors and Alarms
Configuring Alarms
Descriptions of monitoring metrics
Viewing Execution Logs
Layer Management
Layer Management (Beta)
Alias Management
Traffic Routing Configuration
Log Search Guide
Development Guide
Basic Concepts
Testing a Function
Triggers
Trigger Overview
Trigger Event Message Structure Summary
API Gateway Trigger
Overview of API Gateway Trigger
Websocket
How It Works
Usage Method
COS Trigger
Timer Trigger
CMQ Topic Trigger
CKafka Trigger
Trigger Configuration Description
Tencent Cloud API Trigger
Calling SDK Across Functions
SDK for Python
SDK for Node.js
Environment Variables
Error types and retry strategy
Python
Golang
PHP
Java
Notes on Java
POJO Parameters Usage Example
Using Gradle to Create ZIP Packs
Using Maven to Create JAR Packs
Node.js
Notes on Node.js
Dependency Installation
Cloud function status code
Developer Tools
Serverless Framework CLI
Overview
Installing Serverless Framework
Development Mode and In-cloud Debugging
List of Supported Commands
Account and Permission Configuration
Creating and Deploying Function
Serverless Framework CLI (Recommended)
Best Practices
Best Practice
COS Practices
Acquire Image on COS and Create a Thumbnail
Example illustration
Step 1. Prepare COS Bucket
Step 2. Create a Thumbnail function and test it
MapReduce Method that Uses WordCount as an Example
Example
Step 1: Prepare a COS Bucket
Step 2. Create Mapper and Reducer Functions
Step 3. Test Function
ServerlessFramework Practices
Framework Migration
API Gateway Practices
Using API Gateway to provide API service
Example
Step 1. Create and Test blogArticle Function
Step 2. Create and Test API Service
Step 3. Publish API Service and Test Online
Connecting SCF Logs to CLS
Connecting to PostgreSQL
Connecting to NoSQL
Solutions with Tencent Cloud Services
API Documentation
Introduction
API Category
Making API Requests
Request Structure
Common Params
Signature
Signature v3
Responses
Namespace APIs
CreateNamespace
DeleteNamespace
ListNamespaces
Other APIs
GetFunctionAddress
Function APIs
CreateAlias
DeleteAlias
CopyFunction
GetAlias
CreateFunction
DeleteFunction
ListAliases
GetFunction
GetFunctionLogs
Invoke
ListVersionByFunction
PublishVersion
ListFunctions
UpdateAlias
UpdateFunctionCode
UpdateFunctionConfiguration
Layer Management APIs
DeleteLayerVersion
GetLayerVersion
ListLayerVersions
ListLayers
PublishLayerVersion
Trigger APIs
CreateTrigger
DeleteTrigger
ListTriggers
Data Types
Error Codes
SDK Documentation
Node.js SDK
PHP SDK
Python SDK
FAQs
General FAQs
SCF utility class
Event Handling FAQs
Service Level Agreement
Contact Us
Glossary
Step 3. Test Function
Last updated: 2020-05-09 18:24:22
Download the text file in the
test sample
and extract
test.txt
.
Switch to the
COS Console
, select the created bucket
srcmr
, and click
Upload File
.
In the pop-up "Upload File" window, select the downloaded
test.txt
file and click
Upload
.
Switch to the
SCF Console
to view the execution result. You can see the printed log information in
Logs
.
Switch to the
COS Console
, select the created bucket
destmr
, and view the generated file.
Was this page helpful?
Confirm
Top
Was this page helpful?
Not at all
Not very helpful
Somewhat helpful
Very helpful
Extremely helpful
Send Feedback
Hide
Submit a Ticket
Contact Sales
Help
Was this page helpful?