Add docker support

.github/workflows/rust.yml

@@ -19,4 +19,13 @@ jobs:
     - name: Build
       run: cargo build
     - name: Run tests
-      run: cargo test --release
+      run: cargo test --release
+
+  build-docker:
+
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v3
+    - name: Build and test for Docker
+      run: docker build -f docker/Dockerfile --target test .

.gitignore

@@ -1 +1,2 @@
 /target
+/images

docker/Dockerfile

@@ -0,0 +1,34 @@
+FROM rust:alpine as base
+
+WORKDIR /code
+
+COPY Cargo.toml .
+COPY Cargo.lock .
+COPY src/ src/
+
+RUN apk update && apk add g++ zlib zlib-dev
+
+RUN cargo fetch --locked
+
+# Run tests
+FROM base as test
+
+RUN cargo test --release
+
+# Build binary
+FROM test as build
+
+RUN cargo build --release
+
+# Package image
+FROM alpine as production
+
+WORKDIR /home/rust/
+
+RUN apk update && apk add supervisor
+
+COPY docker/supervisord.conf /etc/supervisor/conf.d/supervisord.conf
+
+COPY --from=build /code/target/release/satpaper .
+
+CMD [ "/usr/bin/supervisord", "-c", "/etc/supervisor/conf.d/supervisord.conf" ]

docker/docker-compose.yml

@@ -0,0 +1,13 @@
+name: satpaper
+services:
+  satpaper:
+    build:
+      context: ../
+      dockerfile: ./docker/Dockerfile
+    environment:
+      - SATPAPER_SATELLITE=goes-east
+      - SATPAPER_RESOLUTION_X=2560
+      - SATPAPER_RESOLUTION_Y=1440
+      - SATPAPER_DISK_SIZE=95
+    volumes:
+      - ../images:/home/rust/images

docker/supervisord.conf

@@ -0,0 +1,27 @@
+[supervisord]
+user=root
+logfile=/dev/null
+logfile_maxbytes=0
+loglevel=info
+nodaemon=true
+
+[program:satpaper]
+command=/home/rust/satpaper
+process_name=%(program_name)s
+numprocs=1
+directory=/home/rust
+umask=022
+priority=999
+autostart=true
+autorestart=unexpected
+startsecs=10
+startretries=10
+exitcodes=0,2
+stopsignal=TERM
+stopwaitsecs=10
+stopasgroup=false
+killasgroup=false
+redirect_stderr=true
+stdout_logfile=/dev/fd/1
+stdout_logfile_maxbytes=0
+environment=XDG_CURRENT_DESKTOP="GNOPE",SATPAPER_WALLPAPER_COMMAND="echo",SATPAPER_TARGET_PATH="/home/rust/images"