Forem: Pranav Dixit

Real-Time API Token Leak Detection & Response with Python

Pranav Dixit — Fri, 16 May 2025 15:13:16 +0000

🔐 Worried about API token leaks?

Learn how to build a real-time detection system with Python, regex, and Slack alerts. Optional auto-revocation for GitHub, AWS, and more.

🧠 Highlights:

Regex-based token scanning
Live alerts via Slack/Discord
Optional auto-remediation via APIs
Minimal setup & extendable design

👉 Full tutorial: Read on Medium

🐍 GitHub + Security = Safer DevOps

Let’s connect and chat about scalable Django deployments!

🐦 @pranavdixit20 on Twitter

💼 LinkedIn

💻 Projects on GitHub

Zero-Downtime Django Deployments on Kubernetes — Blue-Green Strategy & Safe Migrations

Pranav Dixit — Thu, 08 May 2025 16:28:26 +0000

🚀 Say goodbye to downtime during Django deployments!

This guide dives deep into how to safely deploy Django apps on Kubernetes using a Blue-Green strategy, all while ensuring your database migrations don’t break production.

This blog is perfect for:

🧑‍💻 Django developers deploying on Kubernetes
🛠️ DevOps engineers building robust CI/CD pipelines
⚙️ Teams that want rollback-safe deployments

🧠 What You’ll Learn

✅ Setting up Blue-Green deployments in Kubernetes

✅ Handling safe database migrations without breaking live traffic

✅ Automating with GitHub Actions

✅ Avoiding common migration pitfalls

✅ Using readiness probes for validation

✅ Building a rollback strategy that just works

📁 Tech Stack

Django 4.x
PostgreSQL
Kubernetes (kubectl, manifests, jobs)
GitHub Actions for CI/CD
Docker

📦 Bonus: Migration Strategy Template

Learn how to break down your schema changes in three safe steps:

Add with null=True
Backfill data via job
Remove null=True with confidence

This helps you avoid:

NodeNotFoundError
Locking your production DB
Breaking running containers

🧵 Full blog with step-by-step implementation and diagrams:

👉 Zero-Downtime Django Deployments on Kubernetes

Let’s connect and chat about scalable Django deployments!

🐦 @pranavdixit20 on Twitter

💼 LinkedIn

💻 Projects on GitHub

Building Self-Healing SaaS Applications with Django & Frappe

Pranav Dixit — Sat, 03 May 2025 03:43:38 +0000

🛡️ Building Self-Healing SaaS Applications with Django & Frappe

What if your SaaS application could detect a cyberattack, recover from it, and keep running — without human help?

In this post, I’ll walk you through building a self-healing SaaS architecture using Django + Frappe, combining security automation, error detection, and real-time remediation — all in one stack.

🚀 Why Self-Healing?

Traditional SaaS platforms rely on:

Manual monitoring
Reactive fixes
Delayed recovery

In a world of zero-day threats and real-time exploits, this isn't enough.

A self-healing SaaS:
✅ Detects anomalies

✅ Blocks malicious behavior

✅ Automatically restores services

✅ Notifies only when necessary

🧠 Tech Stack Used

Component	Purpose
Django	Core backend & API logic
Frappe	Metadata-based UI, DocTypes, and permissions
Celery + Redis	Background async healing tasks
Fail2Ban / UFW	Auto-blocking IP threats
Middleware	Attack detection & real-time interception
Audit Logs	Track incidents & healing cycles

🔄 Healing Workflow: Real Example

Use Case: Brute Force Login Attack

Middleware detects 5+ login failures from same IP
Stores event in logs
Triggers healing Celery task
Automatically:
- Blocks IP via Fail2Ban/UFW
- Restarts login module if crashed
- Sends healing status alert

⏱️ Total recovery time: < 3 seconds

👤 Human involvement: 0

🧪 Real-World Use Cases

🔐 Auto-heal authentication abuse
🚫 IP blocking on attack detection
🧰 Restart crashed worker queues (Celery)
🔄 Fix broken DocType workflows
📈 Live dashboards for threat metrics

💡 Key Takeaways

Self-healing is not just a trend, it's the future of cyber-resilient platforms.
Django + Frappe offer the perfect balance of flexibility, automation, and observability.
You’re not just building features—you’re building defense mechanisms into the fabric of your product.

🔗 Dive Deeper – Full Blog & Resources

👉 Read the Full Blog on Medium

Let’s build smarter. Let’s build securely.

💬 Let me know your thoughts!

Have you built a healing system? Thinking about security automation?

Drop your thoughts or questions in the comments 👇

Django Migrations in Kubernetes: Avoid Downtime with These Battle-Tested Tips ⚙️

Pranav Dixit — Sat, 26 Apr 2025 07:08:03 +0000

Handling Django migrations in a Kubernetes environment can quickly go sideways if you're not careful — causing downtime, deadlocks, or even data loss. 😬

In my latest blog post, I break down:

✅ Why running migrate in your main app container is risky

✅ How to run migrations safely using Kubernetes Jobs

✅ Real-world deployment strategies with zero downtime

✅ CI/CD tips to automate the entire workflow

Avoid the common traps. Deploy Django like a pro.

👉 Read the full guide on Medium

🧠 Whether you're building a startup or scaling your backend, these insights can save your day (and your database).

Follow me for more Django + DevOps tips!

Let's connect!

👨‍💻 @pranavdixit20 on Twitter

🔗 LinkedIn

🌐 More projects on GitHub

Automating Frappe & ERPNext Setup with a Single Script (Linux + macOS)

Pranav Dixit — Thu, 24 Apr 2025 16:58:54 +0000

🚀 Just dropped a plug-and-play script that sets up your entire Frappe & ERPNext dev environment in minutes!

This blog is perfect for:

🧑‍💻 Developers contributing to ERPNext
🏗️ Builders creating custom Frappe apps
🧪 Testers setting up quick environments

⚙️ What the Script Automates

✅ Install and configure MariaDB, Redis, Node.js, Yarn

✅ Setup wkhtmltopdf (with patched Qt)

✅ Install and configure Bench CLI

✅ Create a Frappe site + install ERPNext app

✅ Works for both Linux & macOS

🧪 How to Use It

🔸 For Linux

wget https://raw.githubusercontent.com/pranavdixit/frappe-erpnext-installer/main/frappe_installer_linux.sh
chmod +x frappe_installer_linux.sh
./frappe_installer_linux.sh

🔸 For macOS

curl -O https://raw.githubusercontent.com/pranavdixit/frappe-erpnext-installer/main/frappe_installer_macos.sh
chmod +x frappe_installer_macos.sh
./frappe_installer_macos.sh

📂 Repo with both Linux & macOS scripts:

🔗 GitHub – pranavdixit/frappe-erpnext-installer

🧵 Dive into the full tutorial and source code here:

👉 Read the full blog

Let's connect!

👨‍💻 @pranavdixit20 on Twitter

🔗 LinkedIn

🌐 More projects on GitHub

Multi-Channel Lead Automation in Frappe: LinkedIn, Website Forms, Webhooks & WhatsApp

Pranav Dixit — Thu, 24 Apr 2025 16:18:00 +0000

🚀 Just published a deep dive on building a fully self-hosted multi-channel lead pipeline in Frappe CRM!

This blog is a continuation of my previous work:

👉 Self-Hosted Meta + Google Lead Automation in Frappe

✨ What You'll Learn

✅ LinkedIn Lead Gen → Frappe via webhook + API

✅ Website Forms → CRM using Frappe REST API

✅ Typeform / Webhook Tools → Direct CRM ingestion

✅ WhatsApp Follow-up via Twilio automation

No Zapier. No Pabbly. Just Python, APIs, and full control.

🔗 Channels Covered in Detail

LinkedIn Ads Integration with OAuth & Webhooks
HTML + JS-based website forms pushing directly to Frappe
Generic webhook ingestion from Typeform, Instapage, etc.
Twilio-powered WhatsApp auto-responses on lead creation

🧠 Bonus Tips

Lead de-duplication logic
Assign sales owners by region/source
Build dashboards for lead sources, conversion, and time-to-response
UTM field tracking and compliance audits

📲 No third-party automation tools. No subscriptions.

Just pure open-source magic inside your Frappe CRM stack.

🧵 Dive into the full tutorial and source code here:

👉 Read the full blog

Let's connect!

👨‍💻 @pranavdixit20 on Twitter

🔗 LinkedIn

🌐 More projects on GitHub

Custom Task Scheduling in Python using Redis and Celery

Pranav Dixit — Wed, 23 Apr 2025 05:21:37 +0000

🚀 I recently published a detailed guide on Custom Task Scheduling in Python using Redis and Celery.

In this post, I break down:

How to use Celery for custom timing and one-off task scheduling
Leveraging Redis as a message broker
Building a clean and efficient task scheduling workflow without relying solely on periodic tasks

🔗 Read the full article on Medium:

👉 https://medium.com/@pranavdixit20/custom-task-scheduling-in-python-using-redis-and-celery-3918ee143cac

💬 I'd love to hear your thoughts, suggestions, or questions in the comments!

📫 Connect with me on LinkedIn:

https://www.linkedin.com/in/pranav-dixit-5346a0b9/

Originally published on Medium. Sharing here for the amazing Dev.to community!

4 Powerful Ways to Create Custom Apps in Frappe (with Code Examples)

Pranav Dixit — Mon, 21 Apr 2025 15:10:40 +0000

🚀 Looking to build powerful custom apps with Frappe Framework?

In this guide, I break down 4 advanced and flexible methods to create apps in Frappe — whether it's a microservice, full ERP module, or a modular extension for larger platforms like ERPNext.

🔗 Full Blog with Code + CLI Steps

👉 Read on Medium

🧩 You'll Learn:

Standard app creation via bench
Modular plug-n-play apps
Microservices with REST APIs
UI-first apps using Frappe frontend
Strategic insights for long-term scalability

🔧 Includes:
✅ Code snippets

✅ CLI walkthroughs

✅ Use-case recommendations

✅ Bonus GitHub links for reference

📢 Whether you're building a SaaS platform, internal tooling, or a public Frappe app — this post will give you the clarity to choose the right architecture.

💬 Questions or thoughts? Let’s chat in comments or connect on Twitter/X @pranavdixit20

📝 Cross-posted from Medium:

👉 4 Powerful Ways to Create a Custom App in Frappe

Self-Hosted Meta + Google Lead Automation in Frappe (No Zapier, No Pabbly)

Pranav Dixit — Mon, 21 Apr 2025 15:03:29 +0000

⚡ Want full control over your leads from Meta (Facebook) and Google Ads — without relying on Zapier or Pabbly?

In this post, I break down how to:

Set up real-time webhooks in Frappe CRM
Automatically pull lead data from Meta Lead Ads and Google Ads
Avoid third-party services and save recurring costs 💸

Whether you're building a custom CRM, working with open-source tools like Frappe, or just love automation — this one's for you.

🔗 Read the full deep-dive blog here:

👉 Self-Hosted Meta + Google Lead Automation in Frappe (No Zapier, No Pabbly)

🛠️ Covered in the blog:

Secure webhook setup in Frappe
Code snippets to process leads in real-time
Architecture diagram included
Optional Slack/Email alerting
No paid tools — just Python & Frappe

📸 Includes:

✅ Full source code

✅ Workflow diagrams

✅ Bonus poster for your CRM setup

💬 Have questions, feedback, or want to collaborate on building open-source automation tools?

Drop a comment or connect with me here on Dev.to or Twitter/X: @pranavdixit20

🔁 This post is cross-published from Medium.

Original post: Self-Hosted Meta + Google Lead Automation in Frappe