From 55f54497f2b6405a8f406f493b0f65afcf4b7a8f Mon Sep 17 00:00:00 2001
From: Nicolas CARPi <nicolas.carpi@curie.fr>
Date: Thu, 23 Jan 2020 16:04:06 +0100
Subject: [PATCH] Improve the Dockerfile

* reduce number of layers
* remove vim installation
* add LICENSE and README to .dockerignore
* don't cache with pip
* add EXPOSE directive

This set of changes reduces the image size by almost 100 Mb.
---
 .dockerignore |  4 +++-
 Dockerfile    | 15 ++++++---------
 2 files changed, 9 insertions(+), 10 deletions(-)

diff --git a/.dockerignore b/.dockerignore
index 44a7394c..16cdfb82 100644
--- a/.dockerignore
+++ b/.dockerignore
@@ -5,4 +5,6 @@ db.sqlite
 .pytest_cache
 .vscode
 .DS_Store
-config
\ No newline at end of file
+config
+LICENSE
+README.md
diff --git a/Dockerfile b/Dockerfile
index 464787a6..e7096929 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,17 +1,14 @@
 FROM python:3.7
 
-RUN apt-get update
-
-RUN apt-get install -y vim
-
 WORKDIR /code
 
-COPY ./requirements.txt ./
-RUN pip3 install -r requirements.txt
-
-
+# copy everything into /code
 COPY . .
 
+# install dependencies
+RUN pip3 install --no-cache-dir -r requirements.txt
+
+EXPOSE 7777
+
 #gunicorn wsgi:app -b 0.0.0.0:7777 -w 2 --timeout 15 --log-level DEBUG
 CMD ["gunicorn","wsgi:app","-b","0.0.0.0:7777","-w","2","--timeout","15"]
-