Scale and Manage Servers and OS
Apply Security Patches
Java ,Python ,Go ,Node and c#
1- Image Processing in apple ,android and Linux machine
2- Analyzed the Soclial media data eg Trending
=> Coca Cola ,Robot ,Bencling and NordStrom
1- Client sent request
2- Lambda Receive the request
3- Depend upon the amount of data it is Serve By Containers.
Two buckets for data
1- Source bucket
2- Destination bucket
Uses IAM Roles and Policies
Send Data from source to Destination Bucket Using lambda functions By defining their proper roles
Single Function act as a service
For no container ,amount of money is zero and increases with no of containers
code sec for code writing
Configuration sec for configuration in other files like index.handler
exports.handler=(event,context,callback)=>{
}
AWS Services
1 - Amazon s3 service (HTML,CSS,Js) used for static files
2- API gateway
3- DyanmoDB
When a new image is uploaded ,in which s3 bucket it is uploaded and name of object and that data is transfered to lambda function,That data is stored in event
object.
Provide runtime information - Function name
Provide details of execution environment - Memory Limit
Has various properties and method of gettimeoutmilisec
Log group name and Log stream name are also get from context object
Used for Logging
Lambda functions can be created from Online code Editor or from Zip file
Lambda Functions can be created from AWS CLI
A trigger is a Lambda resource or a resource in another service that you configure to invoke your function in response to lifecycle events, external requests, or on a schedule. Your function can have multiple triggers. Each trigger acts as an client invoking your function independently.