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    <title>Forem: Anthony Oloko</title>
    <description>The latest articles on Forem by Anthony Oloko (@oloko0201).</description>
    <link>https://forem.com/oloko0201</link>
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      <title>Forem: Anthony Oloko</title>
      <link>https://forem.com/oloko0201</link>
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    <item>
      <title>How AI and Policy-as-Code Are Transforming FinOps Automation</title>
      <dc:creator>Anthony Oloko</dc:creator>
      <pubDate>Mon, 10 Nov 2025 13:30:04 +0000</pubDate>
      <link>https://forem.com/oloko0201/how-ai-and-policy-as-code-are-transforming-finops-automation-3jko</link>
      <guid>https://forem.com/oloko0201/how-ai-and-policy-as-code-are-transforming-finops-automation-3jko</guid>
      <description>&lt;h2&gt;
  
  
  FinOps Automation: Using AI and Policy-as-Code to Control Cloud Spend
&lt;/h2&gt;

&lt;p&gt;Cloud costs can spin out of control faster than most teams expect. One minute you’re running a few test environments, and the next, your monthly invoice looks like a funding round. That’s where FinOps automation steps in blending financial accountability with engineering discipline to keep spending predictable and smart.&lt;/p&gt;

&lt;h3&gt;
  
  
  Why Automation Matters in FinOps
&lt;/h3&gt;

&lt;p&gt;Managing cloud costs manually is like trying to balance a checkbook while the numbers change every second. Engineers spin up resources for testing, forget to shut them down, or over-provision instances “just in case.” Finance teams often find out about cost spikes after the bill arrives.&lt;/p&gt;

&lt;p&gt;Automation changes that story. By embedding policies and intelligence directly into your cloud setup, you can detect and prevent waste before it happens.&lt;/p&gt;

&lt;h3&gt;
  
  
  The Foundation: Policy-as-Code
&lt;/h3&gt;

&lt;p&gt;Policy-as-Code lets you write financial rules the same way developers write application code. Instead of reminding engineers to tag resources or avoid large instances, you automate compliance through tools like:&lt;/p&gt;

&lt;p&gt;Open Policy Agent (OPA) and Terraform Cloud for enforcing rules on infrastructure as it’s deployed.&lt;/p&gt;

&lt;p&gt;AWS Config or Azure Policy for ongoing monitoring and automatic remediation.&lt;/p&gt;

&lt;h4&gt;
  
  
  Example:
&lt;/h4&gt;

&lt;p&gt;You can create a policy that blocks EC2 instances larger than m5.large unless tagged for production use. This keeps developers from unintentionally launching high-cost resources during tests.&lt;/p&gt;

&lt;h4&gt;
  
  
  Another example:
&lt;/h4&gt;

&lt;p&gt;Automatically delete unattached EBS volumes or stop idle VMs after 48 hours of inactivity. These small policies can save thousands each month.&lt;/p&gt;

&lt;h3&gt;
  
  
  AI in FinOps: Predict, Detect, and Optimize
&lt;/h3&gt;

&lt;p&gt;AI takes FinOps from reactive to proactive. Instead of waiting for the monthly invoice, machine learning models analyze real-time usage patterns to predict costs and detect anomalies.&lt;/p&gt;

&lt;p&gt;Here’s how AI fits in:&lt;/p&gt;

&lt;p&gt;Anomaly Detection: Services like AWS Cost Anomaly Detection and GCP Recommender alert you to unusual spending as it happens.&lt;/p&gt;

&lt;p&gt;Rightsizing Recommendations: AI models suggest smaller instance types or reserved instances based on usage history.&lt;/p&gt;

&lt;p&gt;Predictive Forecasting: Machine learning can project your spend for the next 30–90 days, helping finance teams plan budgets with confidence.&lt;/p&gt;

&lt;p&gt;In short, AI gives you the “why” behind the numbers not just the “what.”&lt;/p&gt;

&lt;h3&gt;
  
  
  Building an Automated FinOps Pipeline
&lt;/h3&gt;

&lt;p&gt;A well-designed FinOps automation pipeline connects data, rules, and actions. Here’s what that might look like:&lt;/p&gt;

&lt;p&gt;&lt;a href="https://media2.dev.to/dynamic/image/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Farticles%2F6w0902d2dg8mm8xss379.png" class="article-body-image-wrapper"&gt;&lt;img src="https://media2.dev.to/dynamic/image/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Farticles%2F6w0902d2dg8mm8xss379.png" alt=" " width="800" height="1200"&gt;&lt;/a&gt;&lt;/p&gt;

&lt;p&gt;This flow ensures that every time usage data changes, your system checks for policy violations, triggers automated responses, and notifies the right people all without manual review.&lt;/p&gt;

&lt;h4&gt;
  
  
  A Simple Example
&lt;/h4&gt;

&lt;p&gt;Let’s say a company runs workloads on AWS and GCP.&lt;/p&gt;

&lt;p&gt;AI detects that data transfer costs doubled overnight.&lt;/p&gt;

&lt;p&gt;Policy-as-Code rules confirm the increase is tied to an untagged new service.&lt;/p&gt;

&lt;p&gt;Automation triggers a Lambda function that pauses the resource and sends an alert to Slack.&lt;/p&gt;

&lt;p&gt;The FinOps team reviews the alert, tags the service correctly, and updates policies to prevent future issues.&lt;/p&gt;

&lt;p&gt;In less than an hour, what could have become a costly mistake is fixed automatically and lessons are codified for next time.&lt;/p&gt;

&lt;h3&gt;
  
  
  The Payoff
&lt;/h3&gt;

&lt;p&gt;Automation in FinOps isn’t about removing humans; it’s about empowering them. With AI and Policy-as-Code handling routine monitoring and enforcement, your teams can focus on higher-value work like capacity planning, forecasting, and optimizing architecture for performance and cost.&lt;/p&gt;

&lt;p&gt;Teams that implement automated FinOps pipelines typically see:&lt;/p&gt;

&lt;p&gt;20–40% reduction in unnecessary spend within months&lt;/p&gt;

&lt;p&gt;Faster detection of anomalies (hours instead of days)&lt;/p&gt;

&lt;p&gt;Improved accountability across engineering and finance&lt;/p&gt;

&lt;h4&gt;
  
  
  Takeaway
&lt;/h4&gt;

&lt;p&gt;As cloud environments grow more complex, automation becomes essential. AI and Policy-as-Code give organizations the ability to stay ahead of costs, not chase them.&lt;/p&gt;

&lt;p&gt;FinOps automation isn’t just a technical upgrade it’s a cultural one. It creates a shared language between finance, engineering, and leadership, where every decision is backed by data and governed by code.&lt;/p&gt;

</description>
      <category>devops</category>
      <category>ai</category>
      <category>cloud</category>
      <category>automation</category>
    </item>
    <item>
      <title>Building and integrating APIs. The challenges and how I resolve it</title>
      <dc:creator>Anthony Oloko</dc:creator>
      <pubDate>Thu, 05 Sep 2024 09:49:44 +0000</pubDate>
      <link>https://forem.com/oloko0201/building-and-integrating-apis-the-challenges-and-how-i-resolve-it-59oi</link>
      <guid>https://forem.com/oloko0201/building-and-integrating-apis-the-challenges-and-how-i-resolve-it-59oi</guid>
      <description>&lt;h3&gt;
  
  
  Project Overview:
&lt;/h3&gt;

&lt;p&gt;I was responsible for building and integrating APIs for an application that provided real-time trading and portfolio management capabilities.&lt;/p&gt;

&lt;h2&gt;
  
  
  Key Responsibilities:
&lt;/h2&gt;

&lt;h3&gt;
  
  
  API Development:
&lt;/h3&gt;

&lt;p&gt;Designed and developed RESTful APIs using Node.js and Express.&lt;br&gt;
Implemented endpoints for user authentication, trading operations, and portfolio management.&lt;/p&gt;
&lt;h3&gt;
  
  
  API Integration:
&lt;/h3&gt;

&lt;p&gt;Integrated third-party financial data providers and payment gateways.&lt;br&gt;
Ensured secure and efficient data exchange between the application and external services.&lt;/p&gt;
&lt;h3&gt;
  
  
  Challenges and Resolutions:
&lt;/h3&gt;
&lt;h3&gt;
  
  
  1. Security Concerns:
&lt;/h3&gt;

&lt;p&gt;Challenge: Ensuring the security of sensitive financial data and transactions.&lt;br&gt;
Resolution:&lt;br&gt;
Implemented OAuth 2.0 for secure authentication and authorization.&lt;br&gt;
Used HTTPS and SSL/TLS to encrypt data in transit.&lt;br&gt;
Conducted regular security audits and implemented measures like rate limiting and IP whitelisting to prevent abuse.&lt;/p&gt;
&lt;h3&gt;
  
  
  2. Data Consistency and Integrity:
&lt;/h3&gt;

&lt;p&gt;Challenge: Maintaining data consistency and integrity across multiple services and databases.&lt;br&gt;
Resolution:&lt;br&gt;
Used transactions and two-phase commits where necessary.&lt;br&gt;
Implemented validation and error-handling mechanisms to ensure data integrity.&lt;br&gt;
Leveraged WebSockets for real-time updates to ensure data consistency between client and server.&lt;/p&gt;
&lt;h3&gt;
  
  
  3. Performance Optimization:
&lt;/h3&gt;

&lt;p&gt;Challenge: Ensuring APIs could handle high volumes of requests without performance degradation.&lt;br&gt;
Resolution:&lt;br&gt;
Implemented caching strategies using Redis to reduce database load.&lt;br&gt;
Optimized database queries and used indexing to improve response times.&lt;br&gt;
Implemented load balancing to distribute the load across multiple servers.&lt;/p&gt;
&lt;h3&gt;
  
  
  4. Integration with Third-Party Services:
&lt;/h3&gt;

&lt;p&gt;Challenge: Handling different data formats and ensuring compatibility with third-party APIs.&lt;br&gt;
Resolution:&lt;br&gt;
Developed middleware to transform and normalize data between different formats.&lt;br&gt;
Implemented robust error handling and retry mechanisms to handle intermittent failures in third-party services.&lt;br&gt;
Maintained comprehensive documentation to ensure clear understanding of integration points.&lt;/p&gt;
&lt;h3&gt;
  
  
  Outcome:
&lt;/h3&gt;

&lt;p&gt;Secure and Reliable APIs: Delivered secure and reliable APIs that met stringent financial industry standards.&lt;br&gt;
High Performance: Achieved high performance and scalability, handling thousands of concurrent requests with minimal latency.&lt;br&gt;
Seamless Integration: Successfully integrated multiple third-party services, enhancing the application's functionality and user experience.&lt;/p&gt;

&lt;p&gt;&lt;a href="https://media2.dev.to/dynamic/image/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Farticles%2F0hmbbtvgmco86ujxoptw.png" class="article-body-image-wrapper"&gt;&lt;img src="https://media2.dev.to/dynamic/image/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Farticles%2F0hmbbtvgmco86ujxoptw.png" alt="Image description" width="800" height="789"&gt;&lt;/a&gt;&lt;/p&gt;

&lt;p&gt;Step-by-step guide on how to create and set up your project on GitHub using Visual Studio Code (VS Code). This will include initializing a project, coding, and linking it to a GitHub repository.&lt;/p&gt;


&lt;h2&gt;
  
  
  &lt;strong&gt;Step-by-Step Guide to Create and Set Up a Project on GitHub&lt;/strong&gt;
&lt;/h2&gt;
&lt;h3&gt;
  
  
  &lt;strong&gt;1. Create Your Local Project&lt;/strong&gt;
&lt;/h3&gt;
&lt;h4&gt;
  
  
  1.1 &lt;strong&gt;Create a New Project Folder&lt;/strong&gt;
&lt;/h4&gt;

&lt;ol&gt;
&lt;li&gt;
&lt;p&gt;&lt;strong&gt;Open File Explorer/Finder:&lt;/strong&gt;&lt;/p&gt;

&lt;ul&gt;
&lt;li&gt;Navigate to where you want to create your new project.&lt;/li&gt;
&lt;/ul&gt;
&lt;/li&gt;
&lt;li&gt;
&lt;p&gt;&lt;strong&gt;Create a New Folder:&lt;/strong&gt;&lt;/p&gt;

&lt;ul&gt;
&lt;li&gt;Right-click and select &lt;code&gt;New Folder&lt;/code&gt;.&lt;/li&gt;
&lt;li&gt;Name the folder &lt;code&gt;trading-portfolio-api&lt;/code&gt;.&lt;/li&gt;
&lt;/ul&gt;
&lt;/li&gt;
&lt;/ol&gt;
&lt;h4&gt;
  
  
  1.2 &lt;strong&gt;Open Visual Studio Code&lt;/strong&gt;
&lt;/h4&gt;

&lt;ol&gt;
&lt;li&gt;
&lt;p&gt;&lt;strong&gt;Launch VS Code:&lt;/strong&gt;&lt;/p&gt;

&lt;ul&gt;
&lt;li&gt;Open Visual Studio Code from your applications or start menu.&lt;/li&gt;
&lt;/ul&gt;
&lt;/li&gt;
&lt;li&gt;
&lt;p&gt;&lt;strong&gt;Open the Project Folder:&lt;/strong&gt;&lt;/p&gt;

&lt;ul&gt;
&lt;li&gt;
&lt;strong&gt;File Menu:&lt;/strong&gt; Go to &lt;code&gt;File&lt;/code&gt; &amp;gt; &lt;code&gt;Open Folder…&lt;/code&gt;.&lt;/li&gt;
&lt;li&gt;
&lt;strong&gt;Select Folder:&lt;/strong&gt; Choose the &lt;code&gt;trading-portfolio-api&lt;/code&gt; folder you created.&lt;/li&gt;
&lt;li&gt;
&lt;strong&gt;Click &lt;code&gt;Select Folder&lt;/code&gt;&lt;/strong&gt; (or &lt;code&gt;Open&lt;/code&gt; on Mac).&lt;/li&gt;
&lt;/ul&gt;
&lt;/li&gt;
&lt;/ol&gt;


&lt;h3&gt;
  
  
  &lt;strong&gt;2. Initialize a Node.js Project&lt;/strong&gt;
&lt;/h3&gt;
&lt;h4&gt;
  
  
  2.1 &lt;strong&gt;Open Terminal in VS Code&lt;/strong&gt;
&lt;/h4&gt;

&lt;ol&gt;
&lt;li&gt;
&lt;strong&gt;Open Terminal:&lt;/strong&gt;

&lt;ul&gt;
&lt;li&gt;Go to &lt;code&gt;Terminal&lt;/code&gt; &amp;gt; &lt;code&gt;New Terminal&lt;/code&gt; (or use the shortcut &lt;code&gt;Ctrl + `&lt;/code&gt; on Windows/Linux, &lt;code&gt;Cmd + `&lt;/code&gt; on Mac).&lt;/li&gt;
&lt;/ul&gt;
&lt;/li&gt;
&lt;/ol&gt;
&lt;h4&gt;
  
  
  2.2 &lt;strong&gt;Initialize the Project&lt;/strong&gt;
&lt;/h4&gt;

&lt;ol&gt;
&lt;li&gt;
&lt;p&gt;&lt;strong&gt;Run the Initialization Command:&lt;/strong&gt;&lt;/p&gt;

&lt;ul&gt;
&lt;li&gt;In the terminal, type the following command and press &lt;code&gt;Enter&lt;/code&gt;:
&lt;/li&gt;
&lt;/ul&gt;
&lt;pre class="highlight shell"&gt;&lt;code&gt; npm init &lt;span class="nt"&gt;-y&lt;/span&gt;
&lt;/code&gt;&lt;/pre&gt;

&lt;/li&gt;
&lt;/ol&gt;

&lt;ul&gt;
&lt;li&gt;
&lt;strong&gt;Explanation:&lt;/strong&gt; This command initializes a new Node.js project and creates a &lt;code&gt;package.json&lt;/code&gt; file with default settings.&lt;/li&gt;
&lt;/ul&gt;


&lt;h3&gt;
  
  
  &lt;strong&gt;3. Install Required Packages&lt;/strong&gt;
&lt;/h3&gt;
&lt;h4&gt;
  
  
  3.1 &lt;strong&gt;Install Dependencies&lt;/strong&gt;
&lt;/h4&gt;

&lt;ol&gt;
&lt;li&gt;
&lt;p&gt;&lt;strong&gt;Run Command to Install Packages:&lt;/strong&gt;&lt;/p&gt;

&lt;ul&gt;
&lt;li&gt;Type the following command in the terminal and press &lt;code&gt;Enter&lt;/code&gt;:
&lt;/li&gt;
&lt;/ul&gt;
&lt;pre class="highlight shell"&gt;&lt;code&gt; npm &lt;span class="nb"&gt;install &lt;/span&gt;express axios redis dotenv aws-sdk
&lt;/code&gt;&lt;/pre&gt;

&lt;/li&gt;
&lt;/ol&gt;

&lt;ul&gt;
&lt;li&gt;
&lt;strong&gt;Explanation:&lt;/strong&gt;

&lt;ul&gt;
&lt;li&gt;
&lt;code&gt;express&lt;/code&gt;: A web framework for building APIs.&lt;/li&gt;
&lt;li&gt;
&lt;code&gt;axios&lt;/code&gt;: A library for making HTTP requests.&lt;/li&gt;
&lt;li&gt;
&lt;code&gt;redis&lt;/code&gt;: A library for caching.&lt;/li&gt;
&lt;li&gt;
&lt;code&gt;dotenv&lt;/code&gt;: A library for managing environment variables.&lt;/li&gt;
&lt;li&gt;
&lt;code&gt;aws-sdk&lt;/code&gt;: A library for interacting with AWS services.&lt;/li&gt;
&lt;/ul&gt;
&lt;/li&gt;
&lt;/ul&gt;


&lt;h3&gt;
  
  
  &lt;strong&gt;4. Set Up Project Structure&lt;/strong&gt;
&lt;/h3&gt;
&lt;h4&gt;
  
  
  4.1 &lt;strong&gt;Create Basic Files and Folders&lt;/strong&gt;
&lt;/h4&gt;

&lt;ol&gt;
&lt;li&gt;
&lt;p&gt;&lt;strong&gt;Create &lt;code&gt;app.js&lt;/code&gt; File:&lt;/strong&gt;&lt;/p&gt;

&lt;ul&gt;
&lt;li&gt;Right-click on the &lt;code&gt;trading-portfolio-api&lt;/code&gt; folder in the Explorer view and select &lt;code&gt;New File&lt;/code&gt;.&lt;/li&gt;
&lt;li&gt;Name the file &lt;code&gt;app.js&lt;/code&gt;.&lt;/li&gt;
&lt;/ul&gt;
&lt;/li&gt;
&lt;li&gt;
&lt;p&gt;&lt;strong&gt;Add Basic Server Code:&lt;/strong&gt;&lt;/p&gt;

&lt;ul&gt;
&lt;li&gt;Open &lt;code&gt;app.js&lt;/code&gt; and add the following code:
&lt;/li&gt;
&lt;/ul&gt;
&lt;pre class="highlight javascript"&gt;&lt;code&gt; &lt;span class="kd"&gt;const&lt;/span&gt; &lt;span class="nx"&gt;express&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="nf"&gt;require&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="s1"&gt;express&lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="p"&gt;);&lt;/span&gt;
 &lt;span class="kd"&gt;const&lt;/span&gt; &lt;span class="nx"&gt;app&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="nf"&gt;express&lt;/span&gt;&lt;span class="p"&gt;();&lt;/span&gt;
 &lt;span class="kd"&gt;const&lt;/span&gt; &lt;span class="nx"&gt;PORT&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="nx"&gt;process&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;env&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;PORT&lt;/span&gt; &lt;span class="o"&gt;||&lt;/span&gt; &lt;span class="mi"&gt;3000&lt;/span&gt;&lt;span class="p"&gt;;&lt;/span&gt;

 &lt;span class="nx"&gt;app&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;use&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="nx"&gt;express&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;json&lt;/span&gt;&lt;span class="p"&gt;());&lt;/span&gt;

 &lt;span class="nx"&gt;app&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;get&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="s1"&gt;/&lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt; &lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="nx"&gt;req&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt; &lt;span class="nx"&gt;res&lt;/span&gt;&lt;span class="p"&gt;)&lt;/span&gt; &lt;span class="o"&gt;=&amp;gt;&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
   &lt;span class="nx"&gt;res&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;send&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="s1"&gt;Welcome to the Trading and Portfolio API!&lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="p"&gt;);&lt;/span&gt;
 &lt;span class="p"&gt;});&lt;/span&gt;

 &lt;span class="nx"&gt;app&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;listen&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="nx"&gt;PORT&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt; &lt;span class="p"&gt;()&lt;/span&gt; &lt;span class="o"&gt;=&amp;gt;&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
   &lt;span class="nx"&gt;console&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;log&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="s2"&gt;`Server is running on port &lt;/span&gt;&lt;span class="p"&gt;${&lt;/span&gt;&lt;span class="nx"&gt;PORT&lt;/span&gt;&lt;span class="p"&gt;}&lt;/span&gt;&lt;span class="s2"&gt;`&lt;/span&gt;&lt;span class="p"&gt;);&lt;/span&gt;
 &lt;span class="p"&gt;});&lt;/span&gt;
&lt;/code&gt;&lt;/pre&gt;

&lt;/li&gt;
&lt;/ol&gt;
&lt;h4&gt;
  
  
  4.2 &lt;strong&gt;Create Additional Folders&lt;/strong&gt;
&lt;/h4&gt;

&lt;ol&gt;
&lt;li&gt;
&lt;p&gt;&lt;strong&gt;Create &lt;code&gt;routes&lt;/code&gt; and &lt;code&gt;middleware&lt;/code&gt; Folders:&lt;/strong&gt;&lt;/p&gt;

&lt;ul&gt;
&lt;li&gt;Right-click on the &lt;code&gt;trading-portfolio-api&lt;/code&gt; folder and select &lt;code&gt;New Folder&lt;/code&gt;.&lt;/li&gt;
&lt;li&gt;Name the folders &lt;code&gt;routes&lt;/code&gt; and &lt;code&gt;middleware&lt;/code&gt;.&lt;/li&gt;
&lt;/ul&gt;
&lt;/li&gt;
&lt;li&gt;
&lt;p&gt;&lt;strong&gt;Create Route Files:&lt;/strong&gt;&lt;/p&gt;

&lt;ul&gt;
&lt;li&gt;Inside the &lt;code&gt;routes&lt;/code&gt; folder, create files like &lt;code&gt;auth.js&lt;/code&gt;, &lt;code&gt;trading.js&lt;/code&gt;, and &lt;code&gt;portfolio.js&lt;/code&gt;.&lt;/li&gt;
&lt;/ul&gt;
&lt;/li&gt;
&lt;li&gt;
&lt;p&gt;&lt;strong&gt;Create Middleware File:&lt;/strong&gt;&lt;/p&gt;

&lt;ul&gt;
&lt;li&gt;Inside the &lt;code&gt;middleware&lt;/code&gt; folder, create a file named &lt;code&gt;authMiddleware.js&lt;/code&gt;.&lt;/li&gt;
&lt;/ul&gt;
&lt;/li&gt;
&lt;li&gt;
&lt;p&gt;&lt;strong&gt;Add Code to Route Files:&lt;/strong&gt;&lt;/p&gt;

&lt;ul&gt;
&lt;li&gt;For &lt;code&gt;routes/auth.js&lt;/code&gt;, add:
&lt;/li&gt;
&lt;/ul&gt;
&lt;pre class="highlight javascript"&gt;&lt;code&gt; &lt;span class="kd"&gt;const&lt;/span&gt; &lt;span class="nx"&gt;express&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="nf"&gt;require&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="s1"&gt;express&lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="p"&gt;);&lt;/span&gt;
 &lt;span class="kd"&gt;const&lt;/span&gt; &lt;span class="nx"&gt;router&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="nx"&gt;express&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nc"&gt;Router&lt;/span&gt;&lt;span class="p"&gt;();&lt;/span&gt;

 &lt;span class="nx"&gt;router&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;post&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="s1"&gt;/login&lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt; &lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="nx"&gt;req&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt; &lt;span class="nx"&gt;res&lt;/span&gt;&lt;span class="p"&gt;)&lt;/span&gt; &lt;span class="o"&gt;=&amp;gt;&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
   &lt;span class="nx"&gt;res&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;send&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="s1"&gt;Login endpoint&lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="p"&gt;);&lt;/span&gt;
 &lt;span class="p"&gt;});&lt;/span&gt;

 &lt;span class="nx"&gt;module&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;exports&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="nx"&gt;router&lt;/span&gt;&lt;span class="p"&gt;;&lt;/span&gt;
&lt;/code&gt;&lt;/pre&gt;

&lt;/li&gt;
&lt;/ol&gt;

&lt;ul&gt;
&lt;li&gt;
&lt;p&gt;For &lt;code&gt;middleware/authMiddleware.js&lt;/code&gt;, add:&lt;br&gt;
&lt;/p&gt;

&lt;pre class="highlight javascript"&gt;&lt;code&gt; &lt;span class="kd"&gt;const&lt;/span&gt; &lt;span class="nx"&gt;authMiddleware&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="nx"&gt;req&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt; &lt;span class="nx"&gt;res&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt; &lt;span class="nx"&gt;next&lt;/span&gt;&lt;span class="p"&gt;)&lt;/span&gt; &lt;span class="o"&gt;=&amp;gt;&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
   &lt;span class="c1"&gt;// Authentication logic&lt;/span&gt;
   &lt;span class="nf"&gt;next&lt;/span&gt;&lt;span class="p"&gt;();&lt;/span&gt;
 &lt;span class="p"&gt;};&lt;/span&gt;

 &lt;span class="nx"&gt;module&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;exports&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="nx"&gt;authMiddleware&lt;/span&gt;&lt;span class="p"&gt;;&lt;/span&gt;
&lt;/code&gt;&lt;/pre&gt;




&lt;/li&gt;

&lt;/ul&gt;

&lt;ol&gt;
&lt;li&gt;
&lt;p&gt;&lt;strong&gt;Update &lt;code&gt;app.js&lt;/code&gt; to Use Routes and Middleware:&lt;/strong&gt;&lt;/p&gt;

&lt;ul&gt;
&lt;li&gt;Modify &lt;code&gt;app.js&lt;/code&gt; to:
&lt;/li&gt;
&lt;/ul&gt;
&lt;pre class="highlight javascript"&gt;&lt;code&gt; &lt;span class="kd"&gt;const&lt;/span&gt; &lt;span class="nx"&gt;express&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="nf"&gt;require&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="s1"&gt;express&lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="p"&gt;);&lt;/span&gt;
 &lt;span class="kd"&gt;const&lt;/span&gt; &lt;span class="nx"&gt;app&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="nf"&gt;express&lt;/span&gt;&lt;span class="p"&gt;();&lt;/span&gt;
 &lt;span class="kd"&gt;const&lt;/span&gt; &lt;span class="nx"&gt;PORT&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="nx"&gt;process&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;env&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;PORT&lt;/span&gt; &lt;span class="o"&gt;||&lt;/span&gt; &lt;span class="mi"&gt;3000&lt;/span&gt;&lt;span class="p"&gt;;&lt;/span&gt;

 &lt;span class="kd"&gt;const&lt;/span&gt; &lt;span class="nx"&gt;authRoutes&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="nf"&gt;require&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="s1"&gt;./routes/auth&lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="p"&gt;);&lt;/span&gt;
 &lt;span class="kd"&gt;const&lt;/span&gt; &lt;span class="nx"&gt;tradingRoutes&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="nf"&gt;require&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="s1"&gt;./routes/trading&lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="p"&gt;);&lt;/span&gt;
 &lt;span class="kd"&gt;const&lt;/span&gt; &lt;span class="nx"&gt;portfolioRoutes&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="nf"&gt;require&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="s1"&gt;./routes/portfolio&lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="p"&gt;);&lt;/span&gt;
 &lt;span class="kd"&gt;const&lt;/span&gt; &lt;span class="nx"&gt;authMiddleware&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="nf"&gt;require&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="s1"&gt;./middleware/authMiddleware&lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="p"&gt;);&lt;/span&gt;

 &lt;span class="nx"&gt;app&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;use&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="nx"&gt;express&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;json&lt;/span&gt;&lt;span class="p"&gt;());&lt;/span&gt;

 &lt;span class="nx"&gt;app&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;use&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="s1"&gt;/auth&lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt; &lt;span class="nx"&gt;authRoutes&lt;/span&gt;&lt;span class="p"&gt;);&lt;/span&gt;
 &lt;span class="nx"&gt;app&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;use&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="s1"&gt;/trading&lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt; &lt;span class="nx"&gt;authMiddleware&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt; &lt;span class="nx"&gt;tradingRoutes&lt;/span&gt;&lt;span class="p"&gt;);&lt;/span&gt;
 &lt;span class="nx"&gt;app&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;use&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="s1"&gt;/portfolio&lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt; &lt;span class="nx"&gt;authMiddleware&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt; &lt;span class="nx"&gt;portfolioRoutes&lt;/span&gt;&lt;span class="p"&gt;);&lt;/span&gt;

 &lt;span class="nx"&gt;app&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;get&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="s1"&gt;/&lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt; &lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="nx"&gt;req&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt; &lt;span class="nx"&gt;res&lt;/span&gt;&lt;span class="p"&gt;)&lt;/span&gt; &lt;span class="o"&gt;=&amp;gt;&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
   &lt;span class="nx"&gt;res&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;send&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="s1"&gt;Welcome to the Trading and Portfolio API!&lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="p"&gt;);&lt;/span&gt;
 &lt;span class="p"&gt;});&lt;/span&gt;

 &lt;span class="nx"&gt;app&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;listen&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="nx"&gt;PORT&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt; &lt;span class="p"&gt;()&lt;/span&gt; &lt;span class="o"&gt;=&amp;gt;&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
   &lt;span class="nx"&gt;console&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;log&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="s2"&gt;`Server is running on port &lt;/span&gt;&lt;span class="p"&gt;${&lt;/span&gt;&lt;span class="nx"&gt;PORT&lt;/span&gt;&lt;span class="p"&gt;}&lt;/span&gt;&lt;span class="s2"&gt;`&lt;/span&gt;&lt;span class="p"&gt;);&lt;/span&gt;
 &lt;span class="p"&gt;});&lt;/span&gt;
&lt;/code&gt;&lt;/pre&gt;

&lt;/li&gt;
&lt;/ol&gt;




&lt;h3&gt;
  
  
  &lt;strong&gt;5. Set Up AWS Integration&lt;/strong&gt;
&lt;/h3&gt;

&lt;h4&gt;
  
  
  5.1 &lt;strong&gt;Configure AWS SDK&lt;/strong&gt;
&lt;/h4&gt;

&lt;ol&gt;
&lt;li&gt;
&lt;p&gt;&lt;strong&gt;Create &lt;code&gt;.env&lt;/code&gt; File:&lt;/strong&gt;&lt;/p&gt;

&lt;ul&gt;
&lt;li&gt;In the root of your project, create a file named &lt;code&gt;.env&lt;/code&gt;.&lt;/li&gt;
&lt;/ul&gt;
&lt;/li&gt;
&lt;li&gt;
&lt;p&gt;&lt;strong&gt;Add AWS Credentials:&lt;/strong&gt;&lt;/p&gt;

&lt;ul&gt;
&lt;li&gt;Open &lt;code&gt;.env&lt;/code&gt; and add:
&lt;/li&gt;
&lt;/ul&gt;
&lt;pre class="highlight plaintext"&gt;&lt;code&gt; AWS_ACCESS_KEY_ID=your-access-key-id
 AWS_SECRET_ACCESS_KEY=your-secret-access-key
 AWS_REGION=us-west-2
&lt;/code&gt;&lt;/pre&gt;

&lt;/li&gt;
&lt;li&gt;
&lt;p&gt;&lt;strong&gt;Configure AWS SDK in &lt;code&gt;app.js&lt;/code&gt;:&lt;/strong&gt;&lt;/p&gt;

&lt;ul&gt;
&lt;li&gt;Update &lt;code&gt;app.js&lt;/code&gt; to:
&lt;/li&gt;
&lt;/ul&gt;
&lt;pre class="highlight javascript"&gt;&lt;code&gt; &lt;span class="nf"&gt;require&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="s1"&gt;dotenv&lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="p"&gt;).&lt;/span&gt;&lt;span class="nf"&gt;config&lt;/span&gt;&lt;span class="p"&gt;();&lt;/span&gt;
 &lt;span class="kd"&gt;const&lt;/span&gt; &lt;span class="nx"&gt;AWS&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="nf"&gt;require&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="s1"&gt;aws-sdk&lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="p"&gt;);&lt;/span&gt;

 &lt;span class="nx"&gt;AWS&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;config&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;update&lt;/span&gt;&lt;span class="p"&gt;({&lt;/span&gt;
   &lt;span class="na"&gt;accessKeyId&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="nx"&gt;process&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;env&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;AWS_ACCESS_KEY_ID&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
   &lt;span class="na"&gt;secretAccessKey&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="nx"&gt;process&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;env&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;AWS_SECRET_ACCESS_KEY&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
   &lt;span class="na"&gt;region&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="nx"&gt;process&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;env&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;AWS_REGION&lt;/span&gt;
 &lt;span class="p"&gt;});&lt;/span&gt;

 &lt;span class="kd"&gt;const&lt;/span&gt; &lt;span class="nx"&gt;s3&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="k"&gt;new&lt;/span&gt; &lt;span class="nx"&gt;AWS&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nc"&gt;S3&lt;/span&gt;&lt;span class="p"&gt;();&lt;/span&gt;
&lt;/code&gt;&lt;/pre&gt;

&lt;/li&gt;
&lt;/ol&gt;

&lt;h4&gt;
  
  
  5.2 &lt;strong&gt;Integrate AWS Services&lt;/strong&gt;
&lt;/h4&gt;

&lt;ol&gt;
&lt;li&gt;
&lt;p&gt;&lt;strong&gt;Create AWS Service File:&lt;/strong&gt;&lt;/p&gt;

&lt;ul&gt;
&lt;li&gt;In the project root, create a &lt;code&gt;services&lt;/code&gt; folder.&lt;/li&gt;
&lt;li&gt;Inside &lt;code&gt;services&lt;/code&gt;, create a file named &lt;code&gt;s3Service.js&lt;/code&gt;.&lt;/li&gt;
&lt;/ul&gt;
&lt;/li&gt;
&lt;li&gt;
&lt;p&gt;&lt;strong&gt;Add Code to &lt;code&gt;s3Service.js&lt;/code&gt;:&lt;/strong&gt;&lt;/p&gt;

&lt;ul&gt;
&lt;li&gt;Open &lt;code&gt;s3Service.js&lt;/code&gt; and add:
&lt;/li&gt;
&lt;/ul&gt;
&lt;pre class="highlight javascript"&gt;&lt;code&gt; &lt;span class="kd"&gt;const&lt;/span&gt; &lt;span class="nx"&gt;AWS&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="nf"&gt;require&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="s1"&gt;aws-sdk&lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="p"&gt;);&lt;/span&gt;
 &lt;span class="kd"&gt;const&lt;/span&gt; &lt;span class="nx"&gt;s3&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="k"&gt;new&lt;/span&gt; &lt;span class="nx"&gt;AWS&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nc"&gt;S3&lt;/span&gt;&lt;span class="p"&gt;();&lt;/span&gt;

 &lt;span class="kd"&gt;const&lt;/span&gt; &lt;span class="nx"&gt;uploadFile&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="nx"&gt;fileName&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt; &lt;span class="nx"&gt;fileContent&lt;/span&gt;&lt;span class="p"&gt;)&lt;/span&gt; &lt;span class="o"&gt;=&amp;gt;&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
   &lt;span class="kd"&gt;const&lt;/span&gt; &lt;span class="nx"&gt;params&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
     &lt;span class="na"&gt;Bucket&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="s1"&gt;your-bucket-name&lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
     &lt;span class="na"&gt;Key&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="nx"&gt;fileName&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
     &lt;span class="na"&gt;Body&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="nx"&gt;fileContent&lt;/span&gt;
   &lt;span class="p"&gt;};&lt;/span&gt;
   &lt;span class="k"&gt;return&lt;/span&gt; &lt;span class="nx"&gt;s3&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;upload&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="nx"&gt;params&lt;/span&gt;&lt;span class="p"&gt;).&lt;/span&gt;&lt;span class="nf"&gt;promise&lt;/span&gt;&lt;span class="p"&gt;();&lt;/span&gt;
 &lt;span class="p"&gt;};&lt;/span&gt;

 &lt;span class="nx"&gt;module&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;exports&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt; &lt;span class="nx"&gt;uploadFile&lt;/span&gt; &lt;span class="p"&gt;};&lt;/span&gt;
&lt;/code&gt;&lt;/pre&gt;

&lt;/li&gt;
&lt;li&gt;
&lt;p&gt;&lt;strong&gt;Use AWS Service in Routes:&lt;/strong&gt;&lt;/p&gt;

&lt;ul&gt;
&lt;li&gt;Update &lt;code&gt;routes/trading.js&lt;/code&gt; to:
&lt;/li&gt;
&lt;/ul&gt;
&lt;pre class="highlight javascript"&gt;&lt;code&gt; &lt;span class="kd"&gt;const&lt;/span&gt; &lt;span class="nx"&gt;express&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="nf"&gt;require&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="s1"&gt;express&lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="p"&gt;);&lt;/span&gt;
 &lt;span class="kd"&gt;const&lt;/span&gt; &lt;span class="nx"&gt;router&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="nx"&gt;express&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nc"&gt;Router&lt;/span&gt;&lt;span class="p"&gt;();&lt;/span&gt;
 &lt;span class="kd"&gt;const&lt;/span&gt; &lt;span class="nx"&gt;s3Service&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="nf"&gt;require&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="s1"&gt;../services/s3Service&lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="p"&gt;);&lt;/span&gt;

 &lt;span class="nx"&gt;router&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;post&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="s1"&gt;/upload&lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt; &lt;span class="k"&gt;async &lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="nx"&gt;req&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt; &lt;span class="nx"&gt;res&lt;/span&gt;&lt;span class="p"&gt;)&lt;/span&gt; &lt;span class="o"&gt;=&amp;gt;&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
   &lt;span class="kd"&gt;const&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt; &lt;span class="nx"&gt;fileName&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt; &lt;span class="nx"&gt;fileContent&lt;/span&gt; &lt;span class="p"&gt;}&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="nx"&gt;req&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;body&lt;/span&gt;&lt;span class="p"&gt;;&lt;/span&gt;
   &lt;span class="k"&gt;try&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
     &lt;span class="k"&gt;await&lt;/span&gt; &lt;span class="nx"&gt;s3Service&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;uploadFile&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="nx"&gt;fileName&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt; &lt;span class="nx"&gt;fileContent&lt;/span&gt;&lt;span class="p"&gt;);&lt;/span&gt;
     &lt;span class="nx"&gt;res&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;status&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="mi"&gt;200&lt;/span&gt;&lt;span class="p"&gt;).&lt;/span&gt;&lt;span class="nf"&gt;send&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="s1"&gt;File uploaded successfully&lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="p"&gt;);&lt;/span&gt;
   &lt;span class="p"&gt;}&lt;/span&gt; &lt;span class="k"&gt;catch &lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="nx"&gt;error&lt;/span&gt;&lt;span class="p"&gt;)&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
     &lt;span class="nx"&gt;res&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;status&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="mi"&gt;500&lt;/span&gt;&lt;span class="p"&gt;).&lt;/span&gt;&lt;span class="nf"&gt;send&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="s1"&gt;Error uploading file&lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="p"&gt;);&lt;/span&gt;
   &lt;span class="p"&gt;}&lt;/span&gt;
 &lt;span class="p"&gt;});&lt;/span&gt;

 &lt;span class="nx"&gt;module&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;exports&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="nx"&gt;router&lt;/span&gt;&lt;span class="p"&gt;;&lt;/span&gt;
&lt;/code&gt;&lt;/pre&gt;

&lt;/li&gt;
&lt;/ol&gt;




&lt;h3&gt;
  
  
  &lt;strong&gt;6. Initialize Git and Set Up GitHub&lt;/strong&gt;
&lt;/h3&gt;

&lt;h4&gt;
  
  
  6.1 &lt;strong&gt;Initialize Git Repository&lt;/strong&gt;
&lt;/h4&gt;

&lt;ol&gt;
&lt;li&gt;
&lt;p&gt;&lt;strong&gt;Open Terminal in VS Code:&lt;/strong&gt;&lt;/p&gt;

&lt;ul&gt;
&lt;li&gt;
&lt;strong&gt;Terminal Menu:&lt;/strong&gt; Go to &lt;code&gt;Terminal&lt;/code&gt; &amp;gt; &lt;code&gt;New Terminal&lt;/code&gt;.&lt;/li&gt;
&lt;/ul&gt;
&lt;/li&gt;
&lt;li&gt;
&lt;p&gt;&lt;strong&gt;Run Command:&lt;/strong&gt;&lt;/p&gt;

&lt;ul&gt;
&lt;li&gt;Initialize Git repository:
&lt;/li&gt;
&lt;/ul&gt;
&lt;pre class="highlight shell"&gt;&lt;code&gt; git init
&lt;/code&gt;&lt;/pre&gt;

&lt;/li&gt;
&lt;/ol&gt;

&lt;h4&gt;
  
  
  6.2 &lt;strong&gt;Create &lt;code&gt;.gitignore&lt;/code&gt; File&lt;/strong&gt;
&lt;/h4&gt;

&lt;ol&gt;
&lt;li&gt;&lt;p&gt;&lt;strong&gt;Create File:&lt;/strong&gt; In the project root, create a file named &lt;code&gt;.gitignore&lt;/code&gt;.&lt;/p&gt;&lt;/li&gt;
&lt;li&gt;
&lt;p&gt;&lt;strong&gt;Add Entries to &lt;code&gt;.gitignore&lt;/code&gt;:&lt;/strong&gt;&lt;/p&gt;

&lt;ul&gt;
&lt;li&gt;Open &lt;code&gt;.gitignore&lt;/code&gt; and add:
&lt;/li&gt;
&lt;/ul&gt;
&lt;pre class="highlight plaintext"&gt;&lt;code&gt; node_modules/
 .env
&lt;/code&gt;&lt;/pre&gt;

&lt;/li&gt;
&lt;/ol&gt;

&lt;h4&gt;
  
  
  6.3 &lt;strong&gt;Commit Changes&lt;/strong&gt;
&lt;/h4&gt;

&lt;ol&gt;
&lt;li&gt;
&lt;p&gt;&lt;strong&gt;Stage Files:&lt;/strong&gt;&lt;/p&gt;

&lt;ul&gt;
&lt;li&gt;Run the following command to stage all files:
&lt;/li&gt;
&lt;/ul&gt;
&lt;pre class="highlight shell"&gt;&lt;code&gt; git add &lt;span class="nb"&gt;.&lt;/span&gt;
&lt;/code&gt;&lt;/pre&gt;

&lt;/li&gt;
&lt;li&gt;
&lt;p&gt;&lt;strong&gt;Commit Files:&lt;/strong&gt;&lt;/p&gt;

&lt;ul&gt;
&lt;li&gt;Commit the staged files:
&lt;/li&gt;
&lt;/ul&gt;
&lt;pre class="highlight shell"&gt;&lt;code&gt; git commit &lt;span class="nt"&gt;-m&lt;/span&gt; &lt;span class="s2"&gt;"Initial commit"&lt;/span&gt;
&lt;/code&gt;&lt;/pre&gt;

&lt;/li&gt;
&lt;/ol&gt;

&lt;h4&gt;
  
  
  6.4 &lt;strong&gt;Create GitHub Repository&lt;/strong&gt;
&lt;/h4&gt;

&lt;ol&gt;
&lt;li&gt;
&lt;p&gt;&lt;strong&gt;Go to GitHub:&lt;/strong&gt;&lt;/p&gt;

&lt;ul&gt;
&lt;li&gt;Open &lt;a href="https://github.com/" rel="noopener noreferrer"&gt;GitHub&lt;/a&gt; and log in.&lt;/li&gt;
&lt;/ul&gt;
&lt;/li&gt;
&lt;li&gt;
&lt;p&gt;&lt;strong&gt;Create New Repository:&lt;/strong&gt;&lt;/p&gt;

&lt;ul&gt;
&lt;li&gt;Click the &lt;code&gt;+&lt;/code&gt; icon in the top-right corner and select &lt;code&gt;New repository&lt;/code&gt;.&lt;/li&gt;
&lt;/ul&gt;
&lt;/li&gt;
&lt;li&gt;
&lt;p&gt;&lt;strong&gt;Fill Out Repository Details:&lt;/strong&gt;&lt;/p&gt;

&lt;ul&gt;
&lt;li&gt;
&lt;strong&gt;Repository Name:&lt;/strong&gt; Enter &lt;code&gt;trading-portfolio-api&lt;/code&gt;.&lt;/li&gt;
&lt;li&gt;
&lt;strong&gt;Description:&lt;/strong&gt; (Optional) Add a description.&lt;/li&gt;
&lt;li&gt;
&lt;strong&gt;Visibility:&lt;/strong&gt; Choose &lt;code&gt;Public&lt;/code&gt; or &lt;code&gt;Private&lt;/code&gt;.&lt;/li&gt;
&lt;/ul&gt;
&lt;/li&gt;
&lt;li&gt;
&lt;p&gt;&lt;strong&gt;Create Repository:&lt;/strong&gt;&lt;/p&gt;

&lt;ul&gt;
&lt;li&gt;Click &lt;code&gt;Create repository&lt;/code&gt;.&lt;/li&gt;
&lt;/ul&gt;
&lt;/li&gt;
&lt;/ol&gt;

&lt;h4&gt;
  
  
  6.5 &lt;strong&gt;Push to GitHub&lt;/strong&gt;
&lt;/h4&gt;

&lt;ol&gt;
&lt;li&gt;
&lt;p&gt;&lt;strong&gt;Add Remote Repository:&lt;/strong&gt;&lt;/p&gt;

&lt;ul&gt;
&lt;li&gt;
&lt;strong&gt;Copy URL:&lt;/strong&gt; From the GitHub repository page, copy the URL under &lt;code&gt;…or push an existing repository from the command line&lt;/code&gt;.&lt;/li&gt;
&lt;li&gt;
&lt;strong&gt;Run Command:&lt;/strong&gt;
&lt;/li&gt;
&lt;/ul&gt;
&lt;pre class="highlight shell"&gt;&lt;code&gt; git remote add origin https://github.com/your-username/trading-portfolio-api.git
&lt;/code&gt;&lt;/pre&gt;

&lt;/li&gt;
&lt;li&gt;
&lt;p&gt;&lt;strong&gt;Push Changes:&lt;/strong&gt;&lt;/p&gt;

&lt;ul&gt;
&lt;li&gt;Push your local changes to GitHub:&lt;/li&gt;
&lt;/ul&gt;
&lt;/li&gt;
&lt;/ol&gt;



&lt;div class="highlight js-code-highlight"&gt;
&lt;pre class="highlight plaintext"&gt;&lt;code&gt;
bash
     git branch -M main
     git push -u origin main
&lt;/code&gt;&lt;/pre&gt;

&lt;/div&gt;

</description>
    </item>
    <item>
      <title>Building a Scalable and Reliable Rental Property Website on AWS</title>
      <dc:creator>Anthony Oloko</dc:creator>
      <pubDate>Sat, 13 Jul 2024 22:26:08 +0000</pubDate>
      <link>https://forem.com/oloko0201/building-a-scalable-and-reliable-rental-property-website-on-aws-5269</link>
      <guid>https://forem.com/oloko0201/building-a-scalable-and-reliable-rental-property-website-on-aws-5269</guid>
      <description>&lt;p&gt;Building a rental property website that’s both reliable and scalable, all while keeping costs down? AWS offers a suite of services that can help you build a robust application within your budget. In this project, I will walk you through the steps to set up your rental property website using AWS.&lt;/p&gt;

&lt;h3&gt;
  
  
  Step 1: Setup S3 and CloudFront
&lt;/h3&gt;

&lt;p&gt;First, we’ll host our website’s static content on Amazon S3 and use CloudFront for fast and secure content delivery.&lt;br&gt;
      Create an S3 Bucket for Static Website Hosting&lt;br&gt;
        Go to the S3 Console: S3 Console.&lt;br&gt;
    Create a Bucket:&lt;br&gt;
    Click “Create bucket.”&lt;br&gt;
    Enter a bucket name, like rental-property-website, and choose a &lt;br&gt;
        region.&lt;br&gt;
    Click “Create bucket.”&lt;br&gt;
      Enable Static Website Hosting:&lt;br&gt;
    Select the bucket you created.&lt;br&gt;
    Go to the “Properties” tab.&lt;br&gt;
    Enable “Static website hosting.”&lt;br&gt;
    Specify the index document (index.html) and error document &lt;br&gt;
        (error.html).&lt;br&gt;
Explanation: Amazon S3 (Simple Storage Service) is used for storing static website files such as HTML, CSS, and JavaScript. By enabling static website hosting, your S3 bucket will serve your website directly.&lt;br&gt;
      Upload Static Website Content to S3&lt;br&gt;
    Go to the “Objects” Tab in your S3 bucket.&lt;br&gt;
    Upload Your Website Files:&lt;br&gt;
    Click “Upload” and add your HTML, CSS, and JavaScript files.&lt;br&gt;
Explanation: Upload your static website content to the S3 bucket so it can be served to users.&lt;br&gt;
      Create a CloudFront Distribution&lt;br&gt;
    Go to the CloudFront Console: CloudFront Console.&lt;br&gt;
    Create a Distribution:&lt;br&gt;
    Click “Create Distribution.”&lt;br&gt;
    Select “Web” for the delivery method.&lt;br&gt;
    For the origin domain, select your S3 bucket.&lt;br&gt;
    Configure other settings as needed (e.g., default root object to &lt;br&gt;
        index.html).&lt;br&gt;
    Click “Create Distribution.”&lt;br&gt;
Explanation: Amazon CloudFront is a Content Delivery Network (CDN) that caches your static files at edge locations around the world, reducing latency and improving load times for your users.&lt;/p&gt;

&lt;h3&gt;
  
  
  Step 2: Deploy Lambda Functions and API Gateway
&lt;/h3&gt;

&lt;p&gt;Next, we’ll set up our backend logic using AWS Lambda and expose it through API Gateway.&lt;br&gt;
      Create Lambda Functions&lt;br&gt;
    Go to the Lambda Console: Lambda Console.&lt;br&gt;
    Create a New Function:&lt;br&gt;
    Click “Create function.”&lt;br&gt;
    Select “Author from scratch.”&lt;br&gt;
    Give your function a name, such as rentalPropertyFunction, and &lt;br&gt;
        choose a runtime (e.g., Node.js, Python).&lt;br&gt;
    Click “Create function.”&lt;br&gt;
    Write the Function Code:&lt;br&gt;
    Implement your backend logic (CRUD operations for properties, &lt;br&gt;
        user management, bookings).&lt;br&gt;
    Click “Deploy.”&lt;br&gt;
Explanation: AWS Lambda lets you run code without provisioning or managing servers. You can use Lambda functions to handle backend operations for your website.&lt;br&gt;
      Create an API Gateway&lt;br&gt;
    Go to the API Gateway Console: API Gateway Console.&lt;br&gt;
    Create an API:&lt;br&gt;
    Click “Create API” and select “HTTP API.”&lt;br&gt;
    Click “Build.”&lt;br&gt;
    Define API Settings:&lt;br&gt;
    Add routes for your API (e.g., /properties, /users, /bookings).&lt;br&gt;
    Integrate each route with the corresponding Lambda function.&lt;br&gt;
    Deploy the API and note the endpoint URL.&lt;br&gt;
Explanation: Amazon API Gateway is a fully managed service that makes it easy to create, publish, maintain, monitor, and secure APIs. It serves as a "front door" for applications to access data, business logic, or functionality from your backend services.&lt;/p&gt;

&lt;h3&gt;
  
  
  Step 3: Configure the Database
&lt;/h3&gt;

&lt;p&gt;Now, let’s set up a database to store your property listings, user data, and bookings.&lt;br&gt;
Launch an RDS Instance&lt;br&gt;
      Go to the RDS Console: RDS Console.&lt;br&gt;
    Create a Database:&lt;br&gt;
    Click “Create database.”&lt;br&gt;
    Select “Standard create” and choose the database engine (e.g., &lt;br&gt;
        MySQL, PostgreSQL).&lt;br&gt;
    Configure instance details and select a cost-effective instance &lt;br&gt;
        type (e.g., db.t3.micro).&lt;br&gt;
    Enable Multi-AZ for high availability.&lt;br&gt;
    Configure database settings (e.g., DB instance identifier, master &lt;br&gt;
        username, and password).&lt;br&gt;
    Click “Create database.”&lt;br&gt;
Explanation: Amazon RDS (Relational Database Service) is a managed relational database service that provides easy setup, operation, and scaling of a relational database in the cloud. It handles routine database tasks such as backups, patching, and scaling.&lt;br&gt;
        Create a DynamoDB Table&lt;br&gt;
    Go to the DynamoDB Console: DynamoDB Console.&lt;br&gt;
    Create a Table:&lt;br&gt;
    Click “Create table.”&lt;br&gt;
    Enter a table name (e.g., RentalProperties).&lt;br&gt;
    Define the primary key (e.g., PropertyID).&lt;br&gt;
    Configure other settings as needed.&lt;br&gt;
    Click “Create table.”&lt;br&gt;
Explanation: Amazon DynamoDB is a fast and flexible NoSQL database service for all applications that need consistent, single-digit millisecond latency at any scale. It is a fully managed database and supports both document and key-value store models.&lt;/p&gt;

&lt;h3&gt;
  
  
  Step 4: Setup Cognito for Authentication
&lt;/h3&gt;

&lt;p&gt;To manage user authentication, we’ll set up Amazon Cognito.&lt;br&gt;
      Create a Cognito User Pool&lt;br&gt;
    Go to the Cognito Console: Cognito Console.&lt;br&gt;
    Create a User Pool:&lt;br&gt;
    Click “Manage User Pools” and then “Create a user pool.”&lt;br&gt;
    Enter a pool name, such as rentalPropertyUserPool.&lt;br&gt;
    Configure sign-in options (e.g., email, username).&lt;br&gt;
    Configure user attributes and policies.&lt;br&gt;
    Click “Create pool.”&lt;br&gt;
Explanation: Amazon Cognito provides authentication, authorization, and user management for your web and mobile apps. Your users can sign in directly with a username and password or through third parties like Facebook, Amazon, or Google.&lt;br&gt;
        Setup Cognito User Pool Integration&lt;br&gt;
    Integrate Cognito in Your Lambda Functions:&lt;br&gt;
    Use AWS SDK to authenticate and manage users.&lt;br&gt;
Explanation: Integrating Cognito with your Lambda functions allows you to handle user authentication and management securely and efficiently.&lt;/p&gt;

&lt;h3&gt;
  
  
  Step 5: Configure Route 53
&lt;/h3&gt;

&lt;p&gt;We’ll use Route 53 for domain management and DNS routing.&lt;br&gt;
      Register a Domain or Use an Existing One&lt;br&gt;
    Go to the Route 53 Console: Route 53 Console.&lt;br&gt;
    Register a Domain:&lt;br&gt;
    Click “Registered domains” and then “Register Domain” to purchase &lt;br&gt;
        a new domain.&lt;br&gt;
    Follow the prompts to register the domain.&lt;br&gt;
Explanation: Amazon Route 53 is a scalable and highly available Domain Name System (DNS) web service designed to route end users to Internet applications.&lt;br&gt;
      Create DNS Records&lt;br&gt;
    Set Up DNS Records:&lt;br&gt;
    Go to the “Hosted zones” in Route 53 and select your domain.&lt;br&gt;
    Create an A record pointing to your CloudFront distribution.&lt;br&gt;
Explanation: DNS records are used to direct traffic to your CloudFront distribution, ensuring that your website is accessible via your custom domain.&lt;/p&gt;

&lt;h3&gt;
  
  
  Step 6: Implement Monitoring and Logging
&lt;/h3&gt;

&lt;p&gt;Finally, we’ll set up CloudWatch to monitor our application and log critical metrics.&lt;br&gt;
      Enable CloudWatch for Monitoring&lt;br&gt;
    Go to the CloudWatch Console: CloudWatch Console.&lt;br&gt;
    Configure CloudWatch Logs:&lt;br&gt;
    Set up logging for your Lambda functions.&lt;br&gt;
    Set Up CloudWatch Alarms:&lt;br&gt;
    Create alarms for critical metrics (e.g., Lambda errors, RDS CPU utilization).&lt;br&gt;
Explanation: Amazon CloudWatch is a monitoring and observability service built for DevOps engineers, developers, site reliability engineers (SREs), and IT managers. CloudWatch provides data and actionable insights to monitor your applications, respond to system-wide performance changes, optimize resource utilization, and get a unified view of operational health.&lt;/p&gt;

&lt;h3&gt;
  
  
  Final Steps
&lt;/h3&gt;

&lt;p&gt;Test Your Website: Ensure all parts (static content, API, database, authentication) are working as expected.&lt;br&gt;
Optimize Costs: Regularly review your AWS usage and cost reports to identify potential savings.&lt;/p&gt;

&lt;p&gt;By following these steps, you can create a robust rental property website using AWS services, ensuring scalability, reliability, and cost-efficiency. Happy building!&lt;/p&gt;

</description>
    </item>
    <item>
      <title>Building a Robust Web Hosting Solution with AWS Cloud</title>
      <dc:creator>Anthony Oloko</dc:creator>
      <pubDate>Tue, 02 Jul 2024 18:34:50 +0000</pubDate>
      <link>https://forem.com/oloko0201/building-a-robust-web-hosting-solution-with-aws-cloud-1jf8</link>
      <guid>https://forem.com/oloko0201/building-a-robust-web-hosting-solution-with-aws-cloud-1jf8</guid>
      <description>&lt;h2&gt;
  
  
  Overview
&lt;/h2&gt;

&lt;p&gt;I utilizing Amazon Web Services (AWS) for offer unmatched scalability, security, and performance in the ever-changing web hosting industry. This article will discuss how to use several AWS services to construct a web hosting environment such that your applications are reliable, safe, and highly available.&lt;/p&gt;

&lt;h2&gt;
  
  
  Key Components of Our Architecture
&lt;/h2&gt;

&lt;p&gt;DNS Services with Amazon Route 53&lt;br&gt;
Amazon Route 53 is your go-to for domain registration, DNS routing, and health checks. It simplifies domain management and ensures your users are directed to the nearest and healthiest endpoints.&lt;/p&gt;

&lt;p&gt;Edge Caching with Amazon CloudFront&lt;br&gt;
Amazon CloudFront, a content delivery network (CDN), caches your content at edge locations worldwide. This reduces latency and improves the user experience by serving content quickly.&lt;/p&gt;

&lt;p&gt;Edge Security with AWS WAF&lt;br&gt;
AWS WAF (Web Application Firewall) protects your applications from common web exploits and attacks. By setting custom rules, you can filter out malicious traffic and safeguard your content.&lt;/p&gt;

&lt;p&gt;Load Balancing with Elastic Load Balancing (ELB)&lt;br&gt;
Elastic Load Balancing distributes incoming traffic across multiple EC2 instances in different Availability Zones, ensuring no single instance is overwhelmed. This enhances fault tolerance and availability.&lt;/p&gt;

&lt;p&gt;DDoS Protection with AWS Shield&lt;br&gt;
AWS Shield provides automatic protection against DDoS attacks, ensuring your infrastructure remains available even during large-scale attacks.&lt;/p&gt;

&lt;p&gt;Firewalls with Security Groups&lt;br&gt;
Security Groups act as virtual firewalls for your EC2 instances, controlling inbound and outbound traffic at the instance level. This provides a robust security layer to protect your applications.&lt;/p&gt;

&lt;p&gt;Caching with Amazon ElastiCache&lt;br&gt;
Amazon ElastiCache improves your application's performance by caching frequently accessed data. Using Redis or Memcached, it reduces the load on your databases and speeds up data retrieval.&lt;/p&gt;

&lt;p&gt;Managed Database with Amazon RDS&lt;br&gt;
Amazon RDS offers managed relational databases with high availability and scalability. It supports multiple database engines and automatically handles backups, patching, and failover.&lt;/p&gt;

&lt;p&gt;Static Storage and Backups with Amazon S3&lt;br&gt;
Amazon S3 provides scalable object storage for static assets and backups. It's ideal for storing images, videos, and backups with high durability and availability.&lt;/p&gt;

&lt;h2&gt;
  
  
  Detailed Architecture Overview
&lt;/h2&gt;

&lt;ol&gt;
&lt;li&gt;&lt;p&gt;DNS Resolution and Edge Services&lt;br&gt;
Amazon Route 53: Start by creating a hosted zone for your domain. Route 53’s routing policies like simple, weighted, or geolocation routing ensure traffic is efficiently directed. Set up health checks to monitor endpoint health.&lt;br&gt;
Amazon CloudFront: Create a CloudFront distribution that points to your ELB as the origin. This setup ensures low latency and high-speed content delivery. Enable HTTPS for secure communication.&lt;br&gt;
AWS WAF: Define rules to filter out malicious traffic. Use managed rule groups or custom rules for specific needs, such as protection against SQL injection or cross-site scripting (XSS).&lt;/p&gt;&lt;/li&gt;
&lt;li&gt;&lt;p&gt;Load Balancing and Auto Scaling&lt;br&gt;
Elastic Load Balancer (ELB): Set up an Application Load Balancer (ALB) for HTTP/HTTPS traffic, and a Network Load Balancer (NLB) if you need to handle TCP traffic at scale. Enable cross-zone load balancing for even distribution.&lt;br&gt;
AWS Shield: AWS Shield Standard is automatically included to protect against DDoS attacks. For more comprehensive protection, consider AWS Shield Advanced.&lt;/p&gt;&lt;/li&gt;
&lt;li&gt;&lt;p&gt;Compute Layer&lt;br&gt;
Amazon EC2 Instances: Deploy your application on EC2 instances across multiple Availability Zones for redundancy.&lt;br&gt;
Auto Scaling Groups: Ensure your application scales automatically based on demand by setting up Auto Scaling groups.&lt;/p&gt;&lt;/li&gt;
&lt;li&gt;&lt;p&gt;Security&lt;br&gt;
Security Groups: Configure inbound and outbound rules to allow traffic from trusted sources. Follow the principle of least privilege by only opening necessary ports.&lt;br&gt;
Network ACLs: Use Network ACLs for an additional layer of security at the subnet level.&lt;/p&gt;&lt;/li&gt;
&lt;li&gt;&lt;p&gt;Caching Layer&lt;br&gt;
Amazon ElastiCache: Set up Redis or Memcached clusters to cache frequently accessed data. Enable replication and automatic failover for high availability.&lt;/p&gt;&lt;/li&gt;
&lt;li&gt;&lt;p&gt;Database Layer&lt;br&gt;
Amazon RDS: Choose a database engine like MySQL, PostgreSQL, or others supported by RDS. Enable Multi-AZ deployment for automatic failover and create read replicas for read-heavy workloads.&lt;/p&gt;&lt;/li&gt;
&lt;li&gt;&lt;p&gt;Storage and Backup&lt;br&gt;
Amazon S3: Create S3 buckets for static assets and backups. Use lifecycle policies to transition objects to cheaper storage classes or delete them after a certain period. Enable versioning and cross-region replication for added durability.&lt;br&gt;
Implementing the Architecture&lt;/p&gt;&lt;/li&gt;
&lt;/ol&gt;

&lt;p&gt;The following figure provides another look at that classic web application architecture and how it can leverage the AWS Cloud computing infrastructure.&lt;/p&gt;

&lt;p&gt;&lt;a href="https://media2.dev.to/dynamic/image/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Farticles%2Flxiqy22nhkwu9470yc8h.png" class="article-body-image-wrapper"&gt;&lt;img src="https://media2.dev.to/dynamic/image/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Farticles%2Flxiqy22nhkwu9470yc8h.png" alt="Image description" width="344" height="477"&gt;&lt;/a&gt;&lt;/p&gt;

&lt;p&gt;Here's a high-level overview of the steps to set up this architecture:&lt;/p&gt;

&lt;ol&gt;
&lt;li&gt;  Set Up Route 53 for DNS Management:
&lt;/li&gt;
&lt;/ol&gt;

&lt;div class="highlight js-code-highlight"&gt;
&lt;pre class="highlight plaintext"&gt;&lt;code&gt;aws route53 create-hosted-zone --name example.com --caller-reference unique-string

&lt;/code&gt;&lt;/pre&gt;

&lt;/div&gt;



&lt;ol&gt;
&lt;li&gt;  Create a CloudFront Distribution:
&lt;/li&gt;
&lt;/ol&gt;

&lt;div class="highlight js-code-highlight"&gt;
&lt;pre class="highlight plaintext"&gt;&lt;code&gt;{
  "CallerReference": "unique-string",
  "Aliases": {
    "Quantity": 1,
    "Items": ["example.com"]
  },
  "DefaultRootObject": "index.html",
  "Origins": {
    "Quantity": 1,
    "Items": [
      {
        "Id": "origin1",
        "DomainName": "my-load-balancer-1234567890.us-west-2.elb.amazonaws.com",
        "CustomOriginConfig": {
          "HTTPPort": 80,
          "HTTPSPort": 443,
          "OriginProtocolPolicy": "http-only"
        }
      }
    ]
  },
  "DefaultCacheBehavior": {
    "TargetOriginId": "origin1",
    "ViewerProtocolPolicy": "redirect-to-https",
    "AllowedMethods": {
      "Quantity": 7,
      "Items": ["HEAD", "GET", "POST", "PUT", "PATCH", "OPTIONS", "DELETE"],
      "CachedMethods": {
        "Quantity": 2,
        "Items": ["HEAD", "GET"]
      }
    },
    "Compress": true,
    "ForwardedValues": {
      "QueryString": false,
      "Cookies": {
        "Forward": "none"
      }
    },
    "MinTTL": 0,
    "DefaultTTL": 86400,
    "MaxTTL": 31536000
  },
  "Enabled": true
}

&lt;/code&gt;&lt;/pre&gt;

&lt;/div&gt;



&lt;ol&gt;
&lt;li&gt;  Configure AWS WAF:
&lt;/li&gt;
&lt;/ol&gt;

&lt;div class="highlight js-code-highlight"&gt;
&lt;pre class="highlight plaintext"&gt;&lt;code&gt;aws wafv2 create-web-acl --name myWebACL --scope CLOUDFRONT --default-action Allow

&lt;/code&gt;&lt;/pre&gt;

&lt;/div&gt;



&lt;ol&gt;
&lt;li&gt;  Set Up the Application Load Balancer:
&lt;/li&gt;
&lt;/ol&gt;

&lt;div class="highlight js-code-highlight"&gt;
&lt;pre class="highlight plaintext"&gt;&lt;code&gt;aws elbv2 create-load-balancer --name my-alb --subnets subnet-12345678 subnet-87654321
aws elbv2 create-target-group --name my-targets --protocol HTTP --port 80 --vpc-id vpc-12345678
aws elbv2 register-targets --target-group-arn arn:aws:elasticloadbalancing:region:123456789012:targetgroup/my-targets/abcdefg --targets Id=i-12345678 Id=i-87654321

&lt;/code&gt;&lt;/pre&gt;

&lt;/div&gt;



&lt;ol&gt;
&lt;li&gt;  Deploy EC2 Instances with Auto Scaling:
&lt;/li&gt;
&lt;/ol&gt;

&lt;div class="highlight js-code-highlight"&gt;
&lt;pre class="highlight plaintext"&gt;&lt;code&gt;aws autoscaling create-auto-scaling-group --auto-scaling-group-name my-asg --launch-configuration-name my-lc --min-size 1 --max-size 10 --desired-capacity 2 --vpc-zone-identifier "subnet-12345678,subnet-87654321"

&lt;/code&gt;&lt;/pre&gt;

&lt;/div&gt;



&lt;ol&gt;
&lt;li&gt;  Configure ElastiCache:
&lt;/li&gt;
&lt;/ol&gt;

&lt;div class="highlight js-code-highlight"&gt;
&lt;pre class="highlight plaintext"&gt;&lt;code&gt;aws elasticache create-cache-cluster --cache-cluster-id my-cluster --engine redis --cache-node-type cache.m4.large --num-cache-nodes 1 --preferred-availability-zone us-west-2a

&lt;/code&gt;&lt;/pre&gt;

&lt;/div&gt;



&lt;ol&gt;
&lt;li&gt;  Set Up RDS:
&lt;/li&gt;
&lt;/ol&gt;

&lt;div class="highlight js-code-highlight"&gt;
&lt;pre class="highlight plaintext"&gt;&lt;code&gt;aws rds create-db-instance --db-instance-identifier mydbinstance --db-instance-class db.m4.large --engine mysql --master-username admin --master-user-password password --allocated-storage 20 --multi-az

&lt;/code&gt;&lt;/pre&gt;

&lt;/div&gt;



&lt;ol&gt;
&lt;li&gt;  Create an S3 Bucket:
&lt;/li&gt;
&lt;/ol&gt;

&lt;div class="highlight js-code-highlight"&gt;
&lt;pre class="highlight plaintext"&gt;&lt;code&gt;aws s3 mb s3://my-bucket

&lt;/code&gt;&lt;/pre&gt;

&lt;/div&gt;



&lt;p&gt;In summary&lt;br&gt;
You may create a web hosting environment that is highly available, secure, and scalable by utilizing AWS services. This architecture makes sure your application runs as efficiently as possible—even when it's under a lot of stress—and that it's safe from frequent threats. With AWS, take your web hosting to the next level by starting to deploy these components right now.&lt;/p&gt;

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