Reduce Docker image size 80% via pyinstaller (#1)

* FROM scratch - initial commit

* Switch to debian + ADD middle-ground

.drone.yml

@@ -2,11 +2,15 @@ kind: pipeline
 name: default
 
 steps:
-- name: Remove extra stuff to make Docker images lighter
-  image: alpine:latest
+- name: Make semi-static build with pyinstaller (NOT actually static)
+  image: python:latest
   commands:
-  - apk add git
-  - cd /drone/src && git apply docker.patch
+  - apt-get update
+  - apt-get install binutils -y
+  - pip install pyinstaller
+  - cd /drone/src && pip install -r requirements.txt && pyinstaller main.py
+  - chmod 777 /repo/dist/main/main
+  - cd /drone/src/dist/main && tar cvfz /drone/src/AlwaysDungeons.tar.gz *  
 - name: build and publish
   image: plugins/docker
   pull: always

.gitignore

@@ -0,0 +1,5 @@
+dist/
+build/
+.env
+*.spec
+AlwaysDungeons.tar.gz

Dockerfile

@@ -1,6 +1,4 @@
-FROM python:latest
+FROM python:slim-bookworm
 WORKDIR /data
-COPY ./requirements.txt /data/
-RUN pip3 install -r /data/requirements.txt
-COPY ./*.py /data/
-CMD python3 main.py
+ADD AlwaysDungeons.tar.gz /data
+CMD ["/data/main"]

build-and-push.sh

@@ -2,11 +2,13 @@
 set -e
 ORG="askiiart"
 NAME="discord-always-dungeons"
-ID=$(docker build . -q)
 
 # Apply patch for Docker
-git apply docker.patch
+docker run -v .:/repo python /bin/sh -c "cd /repo && pip install -r requirements.txt && apt-get update && apt-get install binutils -y && pip install pyinstaller && pyinstaller main.py && cd /repo/dist/main && chmod -R 777 /repo/dist/main && tar cvfz /repo/AlwaysDungeons.tar.gz *"
+
+# Build image
+#ID=$(docker build . -q)
 
 # Could just do -t on the build, but this makes it easier to expand if needed.
-docker tag ${ID} ${ORG}/${NAME}:latest
-docker push ${ORG}/${NAME}:latest
+#docker tag ${ID} ${ORG}/${NAME}:latest
+#docker push ${ORG}/${NAME}:latest