Execute commands or scripts on Linux instances by using SSH and aws lambda when flie upload in s3 bucket.
Open AWS Console and Select S3
Click on Create Bucket
Give it a name, select region then click next through each step
Open AWS Console and Select ec2
Click on Launch Instance
Select Ubuntu Server 16.04
Choose an Instance Type and click next throught each step
Open AWS Console and Select IAM
Click on users
Click on Add User
Add User name and check Programmatic access and click next and Click on create user
Reopen users and Click on Roles
Select Amazon services and lambda click next
Search lambda and check AWSLambdaExecute
Add Role Name and click create role
Click on Add inline policy
Search DescribeInstances and select DescribeInstances click on Review Policy
Add Name and click on Create Policy
Install python 3.6 in your machine or ec2 instance
Install virualenv
pip3 install virtualenv
Create Virtualenv
virtualenv demo
Activate your virtual environment
source demo/bin/activate
Install Required Packages
pip3 install boto3
pip3 install paramiko
Go to demo/lib/python3.6/site-packages
Create zip file
zip -r code_lambda.zip .
Add your Code Files
zip -r code_lambda.zip code_lambda.py
Open AWS Console and Select lambda
Click on Create Function
Click on Blueprints and search python3 you will find Hello-World-python3 select that
Add Name and Select Existing role which we create earlier and click on Create Function
Click on S3
Select your Bucket
Add Prefix folder name where you storing your images in s3 bucket
Add sufix like .jpg,.mp4 etc ..
Click on Create Function
Select Upload .zip file and Select zip file which we created earlier and click on save button
In Handler you need to add "your file name"."your function name"
Set Timeout according your code execution
Put your private/public Key inside "key" folder name on s3 bucket
Click on Test button
