Group Name :

• Dynamo

Group Members :

• Ipsit Sahoo, Sandipan De, Varad Vijay Deshmukh

This report contains the code for the Web-tier of the cloud applications.

Member Contributions

• Ipsit has contributed to building the web-tier of the application and setting it up as an EC2 server instance.

• The Web-Tier is a NodeJS application built with Express.

Installtion Steps

• Create an Ubuntu EC2 instance in AWS using your preferred authentication mechanism.
• Security Group: Allow-All-Traffic for version for ports 3000, 443, 80 for making ec2 act as a server.
• IAM instance profile: EC2-SQS-FullAccess
• Install NodeJS in the OS using the command (Install the latest NodeJS version)
  • sudo apt install nodejs
  • sudo apt install npm
  • node -v (check the version of node JS)
• You can directly extract the zip file in any location, preferably in the home.
• Navigate to the contents of the folder where you would see the server.js file, the entry point to our server.
• Run the command: npm install package.json to install the required packages for this application
• Use any text editor to open the file config.prod.env in config folder. Fill the following values.
  • PUSH_SQS_URI – Fill the SQS Uri to pushing image file.
  • PULL_SQS_URI – Fill in the SQS Uri for pulling the responses of classification.
  • SQS_API_VERSION – SQS API Version for AWS
  • AWS_REGION – Region in which you plan to create your resources.
• Once the details are filled run the command ‘export NODE_ENV=production’. You can save this command for the bashrc or profile for your user session on Ubuntu.
• ‘Run node server.js’ at the root of the code folder.

Request URL: http://0.0.0.0:3000/api/v1/files

SQS Queue :

• classify-image.fifo, classification-results.fifo

S3 buckets:

• cse546-grp-dynamo-project1-image-backups,
• cse546-grp-dynamo-project1-image-filename-label