Patch Azure Functions Core Tools @ 4 to support ARM until https://github.com/Azure/azure-functions-python-worker/issues/915 is closed

patch-func-for-arm.sh

#!/bin/bash

brew install python@3.10 azure-functions-core-tools@4 jq
# Core tool installation path if installed with Homebrew
directory="/opt/homebrew/Cellar/azure-functions-core-tools@4"

# Use 'find' to locate directories starting with '4.' and sort by modification time
latest_directory=$(find "$directory" -type d -name "4.*" | sort -n | tail -1)
python_worker_dir=$latest_directory/workers/python

# Check if a directory was found
if [ -z "$latest_directory" ]; then
  echo "No directory starting with '4.' found in $directory"
else
  echo "Latest directory starting with '4.' in $directory is: $latest_directory"
  
  cd "$python_worker_dir/3.10/OSX/"

  # Create symbolic links X64 and ARM64
  ln -s X64 Arm64
  echo "Created sym link for ARM64"

  # Create a temporary file for modification
  tmpfile=$(mktemp)
  jq '(.description.supportedArchitectures) |= ["X64", "X86", "ARM64"]' $python_worker_dir/worker.config.json > $tmpfile
  mv $tmpfile $python_worker_dir/worker.config.json
  echo "Worker config updated"

  pip3.10 install grpcio > /dev/null
  rm -rf $python_worker_dir/3.10/OSX/X64/grpc
  cp -r /opt/homebrew/lib/python3.10/site-packages/grpc $python_worker_dir/3.10/OSX/X64/grpc
  echo "gRPC updated"

  echo "Done patching Azure Functions Core Tools to work with ARM processors"
fi