misc changes

- add listen on host var
- rename host and port vars
- expose default port in docker file
- fix compose oopsies

DOCKERFILE

@@ -10,6 +10,9 @@ ENV PYTHONDONTWRITEBYTECODE=1
 # Set Python stdout and stderr streams to be unbuffered
 ENV PYTHONUNBUFFERED=1
 
+# Set Flask application port
+ENV FLASK_RUN_PORT=4295
+
 # Install system dependencies
 RUN apt-get update \
     && apt-get install -y --no-install-recommends gcc libffi-dev \
@@ -25,12 +28,12 @@ COPY requirements.txt .
 # Install Python dependencies
 RUN pip install --no-cache-dir -r requirements.txt
 
-# Copy the rest of the application
-COPY . .
-
 # Specify non-root user to run the app
 RUN useradd -m myuser
 USER myuser
 
+# Expose the port the app runs on
+EXPOSE 4295
+
 # Command to run the application
 CMD ["python", "./autodns.py"]

autodns.py

@@ -152,8 +152,9 @@ def main():
     if hasattr(args, 'func'):
         args.func(args)
     else:
-        # If no CLI command is provided, run the Flask app # Use the FLASK_RUN_PORT environment variable or default to port 5000
-        port = int(os.getenv("FLASK_RUN_PORT", "5000"))
-        app.run(host="0.0.0.0", port=port)
+        # Run autodns daemon by default
+        port = int(os.getenv("AUTODNS_PORT", "5000"))
+        listen_on = os.getenv("AUTODNS_HOST", "0.0.0.0")
+        app.run(host=listen_on, port=port)
         if name == "main":
             main()

docker-compose.example.yml

@@ -1,9 +1,6 @@
-version: "3.9"  # Updated to the latest supported version as of 2024
 services:
   autodns:
-    build:
-      context: .
-      dockerfile: Dockerfile
+    image:ghcr.io/bakerboy448/autodns:latest
     ports:
       - "4295:4295"
     volumes:
@@ -12,5 +9,6 @@ services:
       CF_ZONE_ID: "your-zone-id"
       CF_API_TOKEN: "your-api-token"
       APPRISE_URLS: "your-apprise-urls-separated-by-commas"
-      FLASK_RUN_PORT: 4295
+      AUTODNS_PORT: 4295
+      AUTODNS_HOST: 0.0.0.0 # Any IPv4
     restart: unless-stopped