Dynu DDNS IP Client Updater

📘 Introduction

Docker image to update a Dynu DDNS domain with your current IP from your ISP provider.

It also tracks all IP changes an exposes them through a http server on port 1050.

IP History Server

✅ Project structure

project-root/
├── docker-compose.yml
├── README.md
├── ip_history.png
└── dynuiuc/
    ├── .dockerignore
    ├── requirements.txt
    ├── Dockerfile
    ├── db/
    │   └── ip_history.db
    ├── python/
    │   ├── apicalls.py
    │   ├── apiresponse.py
    │   ├── database.py
    │   ├── envvars.py
    │   ├── history_server.py
    │   └── main.py
    └── tempates/
        └── status_template.html

🔍 Explanation

• docker-compose.yml: docker compose configuration
• dynuiuc/Dockerfile: docker build configuration
• dynuiuc/.dockerignore: docker build configuration support

🛠️ Installation

1. Copy files into your docker installation
2. Execute

docker compose up --build -d

🧪 Test Installation

Open your favourite browser to:

1. IP History

http://<your-ip>:1050/status 

🛠️ Docker compose environment values

Change values as your needs:

version: '3.8'

services:
  dynuiuc:
    build: ./dynuiuc
    container_name: dynuiuc
    restart: unless-stopped
    ports:
      - "1050:1050"
    environment:
      - TZ=Europe/Madrid
      - USERNAME=YOUR_DYNU_USERNAME
      - PASSWORD=YOUR_DYNU_PASS
      - HOSTNAMES=YOUR_DOMAIN
      - DYNU_UPDATE_URL=https://api.dynu.com/nic/update
      - IP_SOURCES=https://api.ipify.org?format=json
      - REFRESH_TIME=300
      - DB_FILE=db/ip_history.db
      - TEMPLATES_DIR=templates

🏆 Credits

This docker image has been created based on dokeraj one