Update to Trac 1.6 and Python 3.8 (finally 🎉)

Still running Django 1.11 which is technically not compatible
with Python 3.8 but our test suite seems to pass.

.github/workflows/tests.yml

@@ -21,17 +21,18 @@ jobs:
         uses: actions/checkout@v4
       - uses: actions/setup-python@v5
         with:
-          python-version: '3.7'
+          python-version: '3.8'
       - run: pip install "tinycss2>=1.2.0"
       - run: python noshadows.py --tests
 
   tracdjangoplugin:
-    runs-on: ubuntu-latest
-    container:
-      image: python:2.7.18-buster
+    runs-on: ubuntu-20.04
     steps:
       - name: Checkout
         uses: actions/checkout@v4
+      - uses: actions/setup-python@v5
+        with:
+          python-version: '3.8'
       - name: Install requirements
         run: python -m pip install -r requirements.txt
       - name: Run tests

DjangoPlugin/tracdjangoplugin/plugins.py

@@ -1,11 +1,10 @@
-from urlparse import urlparse
+from urllib.parse import urlparse
 
 from trac.core import Component, implements
 from trac.web.chrome import INavigationContributor
 from trac.web.api import IRequestFilter, IRequestHandler, RequestDone
 from trac.web.auth import LoginModule
 from trac.wiki.web_ui import WikiModule
-from trac.util import Markup
 from trac.util.html import tag
 from tracext.github import GitHubBrowser
 
@@ -82,7 +81,7 @@ def get_navigation_items(self, req):
             (
                 "mainnav",
                 "custom_reports",
-                Markup('<a href="%s">Reports</a>' % req.href.wiki("Reports")),
+                tag.a("Reports", href=req.href.wiki("Reports")),
             ),
         ]
 

Dockerfile

@@ -1,62 +1,52 @@
-# The official python:2.7 image no longer receives automatic rebuilds (it's
-# a year old as of October, 2021), so use the latest LTS release of Ubuntu
-# that includes Python 2.7 instead.
-FROM ubuntu:20.04
-
-# Install packages needed to run your application (not build deps).
-RUN set -x \
-    && RUN_DEPS=" \
-    ca-certificates \
-    git \
-    libpq5 \
-    make \
-    postgresql-client \
-    python2.7 \
-    " \
-    && apt-get update && apt-get install -y --no-install-recommends $RUN_DEPS \
+# pull official base image
+FROM python:3.8-slim-bullseye
+
+# set work directory
+WORKDIR /code
+
+# set environment varibles
+ENV PYTHONDONTWRITEBYTECODE 1
+ENV PYTHONUNBUFFERED 1
+
+# install deb packages
+RUN apt-get update \
+    && apt-get install --assume-yes --no-install-recommends \
+        git \
+        make \
+        postgresql-client-13 \
     && rm -rf /var/lib/apt/lists/*
 
-# Copy requirements
-ADD requirements.txt /requirements.txt
-ADD DjangoPlugin /DjangoPlugin
-
-# Install build deps, then run `pip install`, then remove unneeded build deps all in a single step.
-# Correct the path to your production requirements file, if needed.
-# For installing a python2.7-compatible pip: https://stackoverflow.com/a/54335642/166053
-# Since we are using the system Python, also isolate the code in its own virtualenv.
-RUN set -x \
-    && BUILD_DEPS=" \
-    build-essential \
-    libpq-dev \
-    python2.7-dev \
-    wget \
-    " \
-    && apt-get update && apt-get install -y --no-install-recommends $BUILD_DEPS \
-    && wget -q -O /tmp/get-pip.py https://bootstrap.pypa.io/pip/2.7/get-pip.py \
-    && python2.7 /tmp/get-pip.py \
-    && rm /tmp/get-pip.py \
-    && python2.7 -m pip install virtualenv \
-    && virtualenv /venv \
-    && /venv/bin/python -m pip install --no-cache-dir -r /requirements.txt \
-    \
-    && apt-get purge -y --auto-remove -o APT::AutoRemove::RecommendsImportant=false $BUILD_DEPS \
+# install python dependencies
+COPY ./requirements.txt ./requirements.txt
+COPY ./DjangoPlugin ./DjangoPlugin
+
+RUN apt-get update \
+    && apt-get install --assume-yes --no-install-recommends \
+        g++ \
+        gcc \
+        libc6-dev \
+        libpq-dev \
+    && python3 -m pip install --no-cache-dir -r requirements.txt \
+    && apt-get purge --assume-yes --auto-remove \
+        gcc \
+        libc6-dev \
+        libpq-dev \
     && rm -rf /var/lib/apt/lists/*
 
-# Copy application code
-RUN mkdir /code/
-WORKDIR /code/
-ADD . /code/
+COPY ./docker-entrypoint.sh ./docker-entrypoint.sh
+COPY ./Makefile ./Makefile
+COPY ./scss ./scss
+COPY ./trac-env ./trac-env
+RUN make compile-scss
+RUN rm -r ./scss
 
-RUN PATH=/venv/bin:${PATH} make compile-scss
 
 VOLUME /code/trac-env/files/
 
-# gunicorn or tracd will listen on this port
 EXPOSE 9000
-
 ENV DJANGO_SETTINGS_MODULE=tracdjangoplugin.settings TRAC_ENV=/code/trac-env/
 
-ENTRYPOINT ["/code/docker-entrypoint.sh"]
+ENTRYPOINT ["./docker-entrypoint.sh"]
 
 # Start gunicorn
-CMD ["/venv/bin/gunicorn", "tracdjangoplugin.wsgi:application", "--bind", "0.0.0.0:9000", "--workers", "8", "--max-requests", "1000"]
+CMD ["gunicorn", "tracdjangoplugin.wsgi:application", "--bind", "0.0.0.0:9000", "--workers", "8", "--max-requests", "1000"]

docker-compose.yml

@@ -7,7 +7,7 @@ services:
     build:
       context: ./
       dockerfile: Dockerfile
-    command: ["/venv/bin/tracd", "--port", "9000", "-s", "trac-env"]
+    command: ["tracd", "--port", "9000", "-s", "trac-env"]
     environment:
      - TRAC_INI_database=postgres://code.djangoproject:secret@db/code.djangoproject
     volumes:

docker-entrypoint.sh

@@ -10,12 +10,12 @@ set -e
 #   database = postgres://...
 
 for var in "${!TRAC_INI_@}"; do
-    sed -i "s;^${var:9} = .*;${var:9} = ${!var};" trac-env/conf/trac.ini
+    sed -i "s;^${var:9} = .*;${var:9} = ${!var};" /code/trac-env/conf/trac.ini
 done
 
 if [ "x$TRAC_COLLECT_STATIC" = 'xon' ]; then
     # Collect trac static files to be served by nginx
-    /venv/bin/trac-admin ./trac-env/ deploy ./static/
+    trac-admin /code/trac-env/ deploy ./static/
 fi
 
 exec "$@"

requirements.txt

@@ -1,22 +1,17 @@
 # spam-filter doesn't work without babel (but somehow doesn't list it in its requirements)
-Trac[pygments, babel]==1.4.4
+Trac[pygments, babel]==1.6.0
 dnspython==1.15
-spambayes == 1.1b1
-psycopg2==2.7.6.1 --no-binary=psycopg2
-docutils==0.14
+psycopg2==2.9.9 --no-binary=psycopg2
 Django==1.11.29
-libsass==0.17.0
-Genshi==0.7.7  # still required by some plugins
+libsass==0.23.0
 
 # Trac plugins
-https://trac.edgewall.org/browser/plugins/1.4/spam-filter?format=zip
-# TracXMLRPC from PyPI does not (yet) have a 1.2.0 release (compatible with Trac 1.4)
+https://trac.edgewall.org/browser/plugins/trunk/spam-filter?rev=17752&format=zip
+# TracXMLRPC from PyPI does not (yet) have a 1.2.0 release (compatible with Trac >=1.4)
 https://trac-hacks.org/browser/xmlrpcplugin/trunk?rev=18591&format=zip
 
-oauthlib==2.1.0
-requests==2.20.1
-requests-oauthlib==1.0.0
-trac-github==2.3
+# No pypi release compatible with trac 1.6 yet
+trac-github[oauth] @ git+https://github.com/bmispelon/trac-github.git@trac-1.6-py3
 
 gunicorn==19.10.0
 sentry-sdk==1.11.0