SONARQUBE IN DOT NET

 What is SonarQube?


SonarQube is a static code analysis tool that helps developers detect and fix bugs, vulnerabilities, code smells, duplications, and security issues in their code. It supports multiple languages, including .NET (C#, VB.NET).


Why Use SonarQube in .NET?


  • Improve Code Quality: Detects bugs, security flaws, and maintainability issues early.

  • Enforce Coding Standards: Ensures compliance with best practices.

  • Reduce Technical Debt: Identifies code smells and duplications.

  • Security Scanning: Finds vulnerabilities before deployment.

  • Track Progress: Measures improvements in new vs. old code.


How to Integrate SonarQube with .NET?


  2. Install SonarScanner (for MSBuild or .NET CLI).


  4. Run Analysis:



    dotnet sonarscanner begin /k:"ProjectKey" /d:sonar.host.url="http://sonarqube-server" /d:sonar.login="your-token"
dotnet build
dotnet sonarscanner end /d:sonar.login="your-token"


  6. View Reports: Results appear in the SonarQube dashboard.


Understanding the SonarQube Report Metrics


1. New Code vs. Overall Code

  • New Code: Analysis of recently added/modified code (based on SCM changes).

  • Overall Code: Analysis of the entire codebase.


2. Bugs (Reliability) - Grade D (0 Bugs)

  • What: Defects that could cause unexpected behavior.

  • Why Important: Prevents runtime failures.

  • Grade D: Indicates poor reliability (but 0 bugs means no critical issues).


3. Vulnerabilities (Security) - Grade A (31 Vulnerabilities)

  • What: Security flaws (e.g., SQLi, XSS, hardcoded passwords).

  • Why Important: Protects against exploits.

  • Grade A: Excellent security rating, but 31 vulnerabilities need review.


4. Security Hotspots (0.0% Reviewed)

  • What: Security-sensitive code needing manual review.

  • Why Important: Ensures no hidden security risks.

  • 0.0% Reviewed: None were checked (potential risk).


5. Security Review - Grade E (3h 30min Debt)

  • What: Time needed to review security hotspots.

  • Why Important: Reduces security risks.

  • Grade E: Very poor (indicates urgent need for review).


6. Technical Debt (63)

  • What: Effort (in minutes) to fix all issues.

  • Why Important: Measures maintainability effort.


7. Code Smells (Maintainability) - Grade A

  • What: Poor coding patterns (e.g., complex methods, unused vars).

  • Why Important: Improves long-term maintainability.

  • Grade A: Excellent maintainability.


8. Test Coverage (47.9%)

  • What: % of code covered by unit tests.

  • Why Important: Ensures reliability.

  • 47.9%: Below ideal (aim for 80%+).


9. Duplications (30 Duplicated Blocks on 4k Lines)

  • What: Repeated code blocks.

  • Why Important: Reduces maintenance overhead.

  • 30 Duplications: Needs refactoring (DRY principle).


Summary of the Report:

This report indicates a codebase with:

  • Significant reliability issues due to the presence of 14 bugs.
  • Excellent security with no detected vulnerabilities, but a need to review 31 security hotspots.
  • Significant maintainability problems indicated by the "E" rating and 3 hours 30 minutes of technical debt, despite a seemingly good number of code smells with an "A" rating (this needs further investigation).
  • Very poor unit test coverage with 0% of the relevant lines covered.
  • High level of code duplication (47.9%), which can impact maintainability and increase the risk of introducing bugs.

Recommendations:

  • Prioritize fixing the 14 identified bugs to improve the reliability of the application.
  • Manually review the 31 security hotspots to determine if they pose actual security risks.
  • Investigate the 63 code smells to understand why the maintainability rating is so low despite the "A" for the number of smells. Focus on the severity and impact of these smells.
  • Implement unit testing and configure your build process to generate and provide coverage reports to SonarQube. Aim for a significantly higher coverage percentage.
  • Analyze the 30 duplicated code blocks and refactor them to reduce redundancy and improve maintainability.

Key Takeaways


✅ Security is strong (Grade A) but needs review (31 vulnerabilities).
⚠ Test coverage (47.9%) is low – improve unit tests.
⚠ Security Review (Grade E) is critical – address hotspots.
🔧 Reduce duplications (30 blocks) for cleaner code.

Comments

Post a Comment

Popular posts from this blog

Interview Tips: Dot NET Framework vs Net CORE

Image
Interview Tips: Dot NET Framework vs Net CORE .NET Framework What :  It's a software development framework created by Microsoft, mainly used for building Windows applications. Why :  It has been around for a long time and is very reliable for building large, complex applications especially for enterprises. How :  You use it to build applications that run exclusively on Windows, making use of a vast array of built-in libraries and features. Why Not :  It can't be used for cross-platform applications, so if you need your application to run on other operating systems like macOS or Linux, .NET Framework isn't the right choice. .NET Core What :  It's a newer, open-source, and cross-platform framework from Microsoft, designed for modern app development. Why :  It's lightweight, high-performance, and can run on multiple operating systems (Windows, macOS, Linux). How :  You use it to build modern, scalable, and quickly deployable applications, especially cloud...
Read more

FREE Webinar: Run Your Own Independent DeepSeek LLM

Image
Faith Infotech Academy, Technopark invites you to an exclusive FREE webinar on "Run Your Own Independent DeepSeek LLM" , where you’ll learn how to deploy and manage DeepSeek LLM effectively. Speaker:  Abhilash Nelson  Trainer & Researcher in AI & Machine Learning  An expert in AI and machine learning, Abhilash will guide you through the process of setting up and running your own independent DeepSeek LLM, empowering you with insights into model deployment, fine-tuning, and real-world applications. What You’ll Learn: ✅ Understanding DeepSeek LLM and its capabilities ✅ Setting up DeepSeek LLM on your own infrastructure ✅ Fine-tuning and optimizing the model for various applications ✅ Use cases and practical demonstrations Key Takeaways: ✅ Mastering DeepSeek LLM for Developers ✅ Boost Your VS Code workflow ✅ Learn to Run DeepSeek locally for AI assistance 📅 Date: 6 February 2025, Thursday 🕒 Time:  10.00 to 11.00 AM 📍 Mode: Online (Webinar link will be shar...
Read more

Delegates and Events

1. What are Delegates in C#? Explain: Delegates are type-safe function pointers. They act as a placeholder for methods that have a specific signature (return type and parameters). Analogy: Imagine a delegate as a contract. It specifies the "shape" of the method it can hold. Any method that fits that shape (same return type and parameters) can be assigned to the delegate. Example: public delegate int MathOperation(int x, int y);  // Define a delegate // Methods that match the delegate signature public int Add(int x, int y) { return x + y; } public int Subtract(int x, int y) { return x - y; } // Use the delegate MathOperation operation = Add; // Assign the Add method to the delegate int result = operation(5, 3); // Call the method through the delegate 2. What are Events in C#? Explain: Events are a mechanism for broadcasting notifications to interested parties (subscribers). They are built upon delegates. Analogy: Imagine an event as a doorbell. When someone presses the d...
Read more