# Copyright 2019 Google, LLC.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#    http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

# Use the official Python image.
# https://hub.docker.com/_/python
FROM python:3.10

# Allow statements and log messages to immediately appear in the Cloud Run logs
ENV PYTHONUNBUFFERED True

# Copy application dependency manifests to the container image.
# Copying this separately prevents re-running pip install on every code change.
COPY requirements.txt ./

# Install production dependencies.
RUN pip install -r requirements.txt

# [START cloudrun_imageproc_dockerfile_imagemagick]
# [START run_imageproc_dockerfile_imagemagick]
# Install Imagemagick into the container image.
# For more on system packages review the system packages tutorial.
# https://cloud.google.com/run/docs/tutorials/system-packages#dockerfile
RUN set -ex; \
  apt-get -y update; \
  apt-get -y install imagemagick; \
  rm -rf /var/lib/apt/lists/*
# [END run_imageproc_dockerfile_imagemagick]
# [END cloudrun_imageproc_dockerfile_imagemagick]

# Copy local code to the container image.
ENV APP_HOME /app
WORKDIR $APP_HOME
COPY . ./

# Run the web service on container startup.
# Use gunicorn webserver with one worker process and 8 threads.
# For environments with multiple CPU cores, increase the number of workers
# to be equal to the cores available.
# Timeout is set to 0 to disable the timeouts of the workers to allow Cloud Run to handle instance scaling.
CMD exec gunicorn --bind :$PORT --workers 1 --threads 8 --timeout 0 main:app