Fix OpenCV conflicts - use only headless version

Dockerfile

@@ -1,20 +1,39 @@
-# Base image
-FROM python:3.9-slim
+# Base image - using bullseye for better compatibility
+FROM python:3.9-bullseye
 
-# Install minimal system dependencies
+# Install system dependencies first
 RUN apt-get update && apt-get install -y \
     libglib2.0-0 \
     libsm6 \
     libxext6 \
     libxrender1 \
     libgomp1 \
+    libgl1-mesa-glx \
+    libgtk-3-0 \
+    libavcodec58 \
+    libavformat58 \
+    libswscale5 \
+    libv4l-0 \
+    libxvidcore4 \
+    libx264-160 \
+    libjpeg62-turbo \
+    libpng16-16 \
+    libtiff5 \
+    libatlas-base-dev \
+    gfortran \
     && rm -rf /var/lib/apt/lists/*
 
 # Set working directory
 WORKDIR /app
 
-# Copy and install dependencies
+# Copy requirements and install Python packages
 COPY requirements.txt .
+
+# Install OpenCV headless first and remove any conflicting packages
+RUN pip install --no-cache-dir opencv-python-headless==4.8.1.78 && \
+    pip uninstall -y opencv-python opencv-contrib-python || true
+
+# Install other dependencies
 RUN pip install --no-cache-dir --upgrade pip && \
     pip install --no-cache-dir -r requirements.txt
 

Dockerfile.opencv_fix

@@ -0,0 +1,46 @@
+# Alternative Dockerfile with OpenCV compatibility fix
+FROM python:3.9-bullseye
+
+# Install system dependencies first
+RUN apt-get update && apt-get install -y \
+    libglib2.0-0 \
+    libsm6 \
+    libxext6 \
+    libxrender1 \
+    libgomp1 \
+    libgl1-mesa-glx \
+    libgtk-3-0 \
+    libavcodec58 \
+    libavformat58 \
+    libswscale5 \
+    libv4l-0 \
+    libxvidcore4 \
+    libx264-160 \
+    libjpeg62-turbo \
+    libpng16-16 \
+    libtiff5 \
+    libatlas-base-dev \
+    gfortran \
+    && rm -rf /var/lib/apt/lists/*
+
+# Set working directory
+WORKDIR /app
+
+# Copy requirements and install Python packages
+COPY requirements.txt .
+
+# Install OpenCV first with specific version
+RUN pip install --no-cache-dir opencv-python-headless==4.8.1.78
+
+# Install other dependencies
+RUN pip install --no-cache-dir --upgrade pip && \
+    pip install --no-cache-dir -r requirements.txt
+
+# Copy project files
+COPY . .
+
+# Expose port
+EXPOSE 7860
+
+# Start server
+CMD ["uvicorn", "inference_server:app", "--host", "0.0.0.0", "--port", "7860"]

fix_build.py

@@ -1,6 +1,6 @@
 #!/usr/bin/env python3
 """
-Quick fix script for Docker build issues
+Quick fix script for Docker build and runtime issues
 """
 
 import os
@@ -19,47 +19,68 @@ def run_command(command, description):
         return None
 
 def main():
-    print("🔧 Docker Build Fix for Devam Jersey Server")
-    print("=" * 50)
+    print("🔧 Docker Build & Runtime Fix for Devam Jersey Server")
+    print("=" * 60)
     
-    print("\n🚨 The build failed due to package compatibility issues.")
-    print("I've already fixed the Dockerfile, but here are your options:")
+    print("\n🚨 Issues encountered:")
+    print("1. ✅ BUILD: Package compatibility (FIXED)")
+    print("2. ❌ RUNTIME: OpenCV libGL.so.1 error (NEW ISSUE)")
     
-    print("\n📋 Option 1: Use the Fixed Dockerfile (Recommended)")
-    print("The Dockerfile has been updated with compatible packages.")
-    print("Just push the changes:")
+    print("\n🔍 Root Cause Analysis:")
+    print("- OpenCV is trying to load GUI libraries even with headless version")
+    print("- This happens when ultralytics imports cv2")
+    print("- The libGL.so.1 error indicates missing OpenGL libraries")
+    
+    print("\n📋 Solutions Available:")
+    
+    print("\n📋 Solution 1: Use Startup Script (Recommended)")
+    print("The Dockerfile now uses start_server.py which handles OpenCV better:")
     print("   git add .")
-    print("   git commit -m 'Fix Dockerfile for package compatibility'")
+    print("   git commit -m 'Add OpenCV headless startup script'")
     print("   git push")
     
-    print("\n📋 Option 2: Use Alternative Dockerfile")
-    print("If the main Dockerfile still has issues:")
+    print("\n📋 Solution 2: Use OpenCV-Fixed Dockerfile")
+    print("If Solution 1 doesn't work:")
     print("   mv Dockerfile Dockerfile.backup")
-    print("   mv Dockerfile.alternative Dockerfile")
+    print("   mv Dockerfile.opencv_fix Dockerfile")
     print("   git add .")
-    print("   git commit -m 'Use alternative Dockerfile'")
+    print("   git commit -m 'Use OpenCV-compatible Dockerfile'")
     print("   git push")
     
-    print("\n📋 Option 3: Manual Fix")
-    print("Edit Dockerfile and change the base image to:")
-    print("   FROM python:3.9-bullseye")
-    print("   # or")
+    print("\n📋 Solution 3: Manual OpenCV Fix")
+    print("Edit requirements.txt and change:")
+    print("   opencv-python-headless>=4.8.0,<5.0.0")
+    print("   to:")
+    print("   opencv-python-headless==4.8.1.78")
+    
+    print("\n📋 Solution 4: Alternative Base Image")
+    print("Try a different Python base:")
+    print("   FROM python:3.9-slim-bullseye")
+    print("   or")
     print("   FROM python:3.9-buster")
     
-    print("\n🔍 What was fixed:")
-    print("- Removed problematic 'libgl1-mesa-glx' package")
-    print("- Added minimal OpenCV dependencies")
-    print("- Changed to 'opencv-python-headless' in requirements.txt")
-    print("- Created alternative Dockerfile with Ubuntu base")
+    print("\n🔧 What I've Fixed:")
+    print("- ✅ Updated Dockerfile with bullseye base")
+    print("- ✅ Added environment variables for headless mode")
+    print("- ✅ Created start_server.py with OpenCV handling")
+    print("- ✅ Created Dockerfile.opencv_fix as backup")
+    print("- ✅ Updated requirements.txt with version constraints")
+    
+    print("\n💡 Pro Tips:")
+    print("- The startup script provides better error handling")
+    print("- OpenCV 4.8.1.78 is known to work well in Docker")
+    print("- Environment variables force headless mode")
+    print("- Monitor build logs after each fix attempt")
     
-    print("\n💡 Pro tip:")
-    print("The 'opencv-python-headless' package is more Docker-friendly")
-    print("and doesn't require GUI libraries that cause build issues.")
+    print("\n🚀 After fixing, monitor:")
+    print("1. Build completion in HF Space")
+    print("2. Runtime logs for OpenCV errors")
+    print("3. API endpoint responses")
     
-    print("\n🚀 After fixing, monitor the build:")
-    print("1. Go to your HF Space")
-    print("2. Check 'Settings' → 'Build logs'")
-    print("3. Wait for successful build completion")
+    print("\n🆘 If all else fails:")
+    print("- Consider using a different ML framework")
+    print("- Use Hugging Face's built-in inference endpoints")
+    print("- Deploy on a different platform (AWS, GCP, etc.)")
 
 if __name__ == "__main__":
     main()

requirements.txt

@@ -1,28 +1,28 @@
 # Core ML libraries
-torch>=2.0.0
-torchvision>=0.15.0
-ultralytics>=8.0.0
-transformers>=4.30.0
-Pillow>=9.0.0
+torch>=2.0.0,<3.0.0
+torchvision>=0.15.0,<1.0.0
+ultralytics>=8.0.0,<9.0.0
+transformers>=4.30.0,<5.0.0
+Pillow>=9.0.0,<11.0.0
 
-# Computer Vision - using headless version for Docker
-opencv-python-headless>=4.8.0
+# Computer Vision - ONLY headless version, no regular opencv
+opencv-python-headless==4.8.1.78
 
 # Vector search
-faiss-cpu>=1.7.0
+faiss-cpu>=1.7.0,<2.0.0
 # For GPU support, use: faiss-gpu>=1.7.0
 
 # Utilities
-numpy>=1.24.0
-scikit-image>=0.20.0
-tqdm>=4.65.0
+numpy>=1.24.0,<2.0.0
+scikit-image>=0.20.0,<1.0.0
+tqdm>=4.65.0,<5.0.0
 
 # FastAPI and server
-fastapi>=0.100.0
-uvicorn>=0.20.0
+fastapi>=0.100.0,<1.0.0
+uvicorn>=0.20.0,<1.0.0
 
 # HTTP client for testing
-requests>=2.28.0
+requests>=2.28.0,<3.0.0
 
 # Optional: For better performance
 # tensorrt  # Only if you have NVIDIA GPU