Try switching CI to running a docker image

Author: brandon-rhodes

.github/workflows/ci.yml

@@ -6,76 +6,27 @@ on:
     branches:
       - master
       - ci
+      - ci2
 
   pull_request:
     branches:
       - master
 
 jobs:
-  doctest-and-lint:
-    runs-on: ubuntu-20.04
+  test-and-doctest:
+    runs-on: ubuntu-24.04
     steps:
     - uses: actions/checkout@v2
-    - name: Set up Python ${{ matrix.python-version }}
-      uses: actions/setup-python@v2
-      with:
-        python-version: 3.6.15
-
-    - name: Install pinned dependencies
-      run: |
-        python -m pip install --upgrade pip
-        pip install astropy==3.0.1 docutils==0.17.1 matplotlib==3.3.0 numpy==1.15.4 pandas==1.0.0 pyflakes scipy==1.2.2 sphinx==1.7.2 spktype21
-
-    - name: Install Skyfield
-      run: |
-        python setup.py sdist
-        pip install -e .
-
-    - name: Doctest
-      run: |
-        ./test-docs.sh
-
-    - name: Lint
-      run: |
-        pyflakes $(find skyfield/ -name '*.py')
-
-  test:
-    runs-on: ubuntu-20.04
-    strategy:
-      fail-fast: false
-      matrix:
-        python: [python2, python3]
+    - name: Run tests and doctests inside container
+      run: ./containers/ci/run bash -c './test-code.sh && ./test-docs.sh'
 
+  lint:
+    runs-on: ubuntu-24.04
     steps:
     - uses: actions/checkout@v2
-
-    - name: Install
-      run: |
-        sudo apt install -q -q python3-virtualenv virtualenv
-        virtualenv -p ${{matrix.python}} V
-
-    - name: Build scripts
-      run: |
-        cat <<'EOF' > GITHUB_INSTALL.sh
-        source ./V/bin/activate
-        echo PATH is $PATH
-        which python
-        python --version
-        python -m pip install --upgrade pip
-        python setup.py sdist
-        python -m pip install dist/*
-        python -m pip install mock pandas
-        python -m pip install https://github.com/brandon-rhodes/assay/archive/master.zip
-        EOF
-        cat <<'EOF' > GITHUB_TEST.sh
-        source ./V/bin/activate
-        cd ci && ../test-code.sh
-        EOF
-
-    - name: Install
-      run: |
-        bash -e -x GITHUB_INSTALL.sh
-
-    - name: Test
-      run: |
-        bash -e -x GITHUB_TEST.sh
+    - name: Set up Python
+      uses: actions/setup-python@v2
+    - name: Install linter
+      run: python -m pip install --upgrade pyflakes
+    - name: Run linter
+      run: pyflakes $(find skyfield/ -name '*.py')

containers/ci/Dockerfile

@@ -0,0 +1,16 @@
+FROM ubuntu:20.04
+COPY sources.list /etc/apt/sources.list
+RUN apt update
+RUN apt install -y -y curl python3-dev make
+RUN curl -LsSf https://astral.sh/uv/0.10.0/install.sh \
+    | UV_INSTALL_DIR="/usr/local/bin" sh
+
+COPY requirements.txt /root/requirements.txt
+RUN uv pip install --system -r /root/requirements.txt
+RUN uv pip install --system jplephem sgp4
+RUN ln -s /usr/bin/python3 /usr/local/bin/python
+
+WORKDIR /src
+ENV PYTHONDONTWRITEBYTECODE PLEASE
+ENV PYTHONPATH /src
+CMD ["/bin/bash"]

containers/ci/requirements.txt

@@ -0,0 +1,16 @@
+astropy==5.1
+beautifulsoup4==4.6.0
+html5lib==1.0.1
+jinja2==3.0.3
+lxml==4.9.1
+mock==2.0.0
+numpy==1.18.5
+matplotlib==3.3.0
+pandas==1.3.5
+pyflakes==2.1.1
+pygments==2.17.2
+python-dateutil>=2.5.0
+pytz
+sphinx==1.7.2
+spktype21
+https://github.com/brandon-rhodes/assay/archive/master.zip

containers/ci/run

@@ -0,0 +1,10 @@
+#!/bin/bash
+
+name=skyfield-ci
+
+set -e
+cd "$(readlink -f $(dirname "${BASH_SOURCE[0]}"))"
+podman build -t $name .
+exec podman run -it \
+     -v $PWD/../..:/src \
+     $name "$@"

containers/ci/sources.list

@@ -0,0 +1,3 @@
+deb http://archive.ubuntu.com/ubuntu/ focal main
+deb http://archive.ubuntu.com/ubuntu/ focal-updates main
+deb http://security.ubuntu.com/ubuntu/ focal-security main