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Creating AWS Lambda function using AWS Command Line Interface (CLI)

Author - Webner
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7:23 am
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AWS Lambda function & CLI

Apart from using the AWS Lambda console directly to create or update the functions, AWS provides a very easy way to do the same stuff using Command Line Interface (CLI) as well. In this blog, we’ll learn the process to create a new Lambda function written in Java using CLI commands. There are a few prerequisites which you need to fulfill before moving on to create the function, such as you must have some knowledge of basic Lambda operations and must be aware of using Lambda console. Also, you will need a […]

Amazon VPC

Author - Webner
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5:09 am
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Amazon VPC Overview:

Amazon VPC is a Virtual Private Cloud that provides you virtual private network where you can launch your AWS resources (such as EC2 instance) for your web applications and development. Amazon virtual private cloud is a logically isolated section of the AWS cloud which is dedicated to your AWS account.

VPC Resources:

Subnet: It is a range of IP addresses in your VPC, Where user can launch their resources such as EC2 instances within a defined IP range in the VPC.

Route Tables: These tables contain a set of rules which define the […]

Desktop utility to access AWS S3

Author - Webner
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7:16 am
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Part A – Generating AWS S3 User, Access key ID, Secret access key using below steps:-

Login to AWS account using your credentials

Open IAM from services menu as shown below.

Click users from the below window.

Then click add user and choose any name of your choice.

Enter user name and select Programmatic access only & click Next

Select Attach existing policies directly then type s3 in Filter box and then select AmazonS3FullAccess finally click Next.

This step is optional, you can skip this.

Finally, click Create user and user will be created.

You must copy and store key […]

AWS Cloud Storage

Author - Webner
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9:01 am
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AWS Cloud Overview

In today’s world, where business growth is never constant, we need to manage the data expanding rapidly according to the requirements and accept these isolated patches of data from vast sources being used by a number of business professions and applications. Many of these businesses are not able to manage these overflowing pools and struggle with the complexity of these fragmented storage portfolios which slows down the applications and thus the innovation. AWS Cloud Object Storage comes into play here which provides massive scalability, cost-effective storage by breaking silos to store as any […]

Amazon Web Services (AWS) Security

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5:22 am
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AWS security is managed with highly secure network architecture and well-maintained highly secure data centers at different locations globally. AWS security is a very high priority task for the company. Customers can scale and innovate while being in a protected environment.

AWS Security Overview

Infrastructure Security:

AWS provides several services that secure your network transmissions and increase the privacy of your AWS resources. AWS Web Application Firewall(WAF) plays a big role in infrastructure security, as it helps the customers to build their own private network with secure internet protocol rules. AWS WAF allows the […]

AWS Elastic Load Balancing

Author - Webner
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4:57 am
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AWS Elastic Load Balancer Overview

An AWS Elastic Load Balancer (Amazon ELB) is a service that helps to distribute the incoming traffic or incoming application traffic across the amazon EC2 instances, IP addresses and other services like Amazon Lambda. Amazon ELB overcomes the instant web application load by distributing the incoming requests into multiples web servers. Amazon ELB service offers three types of Elastic Load Balancers that comes with the features of high availability, automatic scaling, and robust security necessary to make your applications fault-tolerant. The three elastic load balancer are listed below:

Application Load Balancer
Network […]

Introduction to AWS CloudFront

Author - Webner
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5:23 am
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AWS CloudFront

AWS CloudFront is a web service that accelerates the delivery of your static and dynamic web content such as .js, .css, .html, and image files, and also audio, video, media files, to your users. It distributes your content by using a global network of data hubs called edge locations.

Overview

A CDN (Content Delivery Network) is a globally distributed network of caching servers that speed up the downloading of web pages and other content. CloudFront uses DNS (Domain Name System) geo-location to determine the geographic location of each request for web pages. Then […]

Querying S3 using AWS Athena

Author - Webner
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5:39 am
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Introduction to Athena

Athena is a serverless and interactive query service that makes it easier to analyze data directly from Amazon S3 using Standard SQL. It is used to query large amounts of data stored in the Amazon S3 bucket it uses Presto as its querying engine. Query results are cached in S3 by default for 45 days. It also stores the metadata of the data stored in S3 in CSV, JSON or any other format. For that, it uses AWS glue catalog metadata (hive metadata store). We pay per query (1Tb scanned = $5 […]

AWS(Amazon Web Service) Lambda

Author - Webner
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6:38 am
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Overview of AWS Lambda:

AWS Lambda is a service of the Amazon Web Service which allows the user to execute the code in a serverless manner. A serverless manner means the user can execute the code without having the server or without managing any server. The user doesn’t need to worry about the machine or any other things like the operating system(OS) on the machine, attached security patches, and other necessary components. Users will just run the code with the help of the Lambda service.

Lambda is an automatic version of EC2 that is used to […]

Encrypt EBS Root Volume – AWS

Author - Webner
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6:48 am
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How we can encrypt EBS root volume in AWS?

I am assuming that you have already launched the predefined Amazon Machine Image template, Now Open the EC2 dashboard and navigate the “Elastic Block Store”. Click on the ‘Volumes’ option.

(a)

You can check in Description section your volume is not encrypted, As shown in the following screenshot(b) under the red marked area. But make sure you selected the right volume for encryption. For the confirmation, you can identify your volume with Volume ID. It should be like “Volume ID – vol-01a1647b2178ec243” which is attached to your EC2 […]

AWS Relational Database System

Author - Webner
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8:59 am
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Overview:

RDS is a Relational Database Service that helps you to manage your database on the cloud through the desired database engine. The AWS RDS and database administration tasks can be managed easily through simple steps.

Amazon RDS is a fully manageable and scalable cloud service that takes care of all the maintenance, backups, and patching for you. You can take the backup manually or schedule the Amazon RDS for automatic backup. Amazon RDS provides the facility to scale up and scale down the CPU, MEM, and IOPS. If your requirement is high memory, high CPU and low […]

AWS Monitoring Tools

Author - Webner
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12:50 pm
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Monitoring Tools

AWS provides the multiple tools that help the users to monitor Amazon resources and applications that are hosted on AWS cloud Infrastructure. You can customize these tools to do monitoring for you when you are not using Amazon Web Service console or you can do the monitoring manually. Automatic Monitoring tools are divided into three components as mentioned below:
a) System Status Check.
b) Instance Status Check.
c) Amazon CloudWatch.

A system check is a tool that can detect the problem that may harm your instances and the System Status Check tool is preprogrammed to check […]

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