Smaller Docker image

Dockerfile

@@ -1,12 +1,13 @@
-FROM python:3 as stage-1
+FROM python:3.10.5-slim-bullseye as install
 
+ARG WEEWX_UID=421
 ENV WEEWX_HOME="/home/weewx"
-ENV ARCHIVE="weewx-4.8.0.tar.gz"
+ENV WEEWX_VERSION="4.8.0"
-ENV NEOWX_VERSION="latest"
+ENV ARCHIVE="weewx-${WEEWX_VERSION}.tar.gz"
-ENV WDC_VERSION="v1.3.1"
+ENV WEEWX_WDC_VERSION="v1.3.1"
 
-RUN addgroup --system --gid 421 weewx &&\
+RUN addgroup --system --gid ${WEEWX_UID} weewx \
-  adduser --system --uid 421 --ingroup weewx weewx
+  && adduser --system --uid ${WEEWX_UID} --ingroup weewx weewx
 
 WORKDIR /tmp
 COPY requirements.txt ./
@@ -16,42 +17,48 @@ RUN python -m venv /opt/venv
 ENV PATH="/opt/venv/bin:$PATH"
 RUN pip install --no-cache-dir --requirement requirements.txt
 
-# WeeWX setup
+# Download weewx and plugins
 RUN wget -O "${ARCHIVE}" "http://www.weewx.com/downloads/released_versions/${ARCHIVE}" &&\
   wget -O weewx-interceptor.zip https://github.com/nifoc/weewx-interceptor/archive/refs/heads/feature/ecowitt-fields.zip &&\
   wget -O weewx-forecast.zip https://github.com/chaunceygardiner/weewx-forecast/archive/master.zip &&\
-  wget -O neowx-material.zip https://neoground.com/projects/neowx-material/download/${NEOWX_VERSION} &&\
+  wget -O weewx-wdc.zip https://github.com/Daveiano/weewx-wdc/releases/download/${WEEWX_WDC_VERSION}/weewx-wdc-${WEEWX_WDC_VERSION}.zip
-  wget -O weewx-wdc.zip https://github.com/Daveiano/weewx-wdc/releases/download/${WDC_VERSION}/weewx-wdc-${WDC_VERSION}.zip &&\
-  tar --extract --gunzip --directory ${WEEWX_HOME} --strip-components=1 --file "${ARCHIVE}" &&\
-  mkdir weewx-wdc && unzip weewx-wdc.zip -d weewx-wdc &&\
-  chown -R weewx:weewx ${WEEWX_HOME}
 
+# Extract weewx and (some) plugins
+RUN tar --extract --gunzip --directory ${WEEWX_HOME} --strip-components=1 --file "${ARCHIVE}" &&\
+  mkdir weewx-wdc && unzip weewx-wdc.zip -d weewx-wdc
+
+# weewx setup
+RUN chown -R weewx:weewx ${WEEWX_HOME}
 WORKDIR ${WEEWX_HOME}
-
 RUN bin/wee_extension --install /tmp/weewx-interceptor.zip &&\
   bin/wee_extension --install /tmp/weewx-forecast.zip &&\
-  bin/wee_extension --install /tmp/neowx-material.zip &&\
   bin/wee_extension --install /tmp/weewx-wdc &&\
   mkdir user
-
 COPY entrypoint.sh ./
-COPY user/ ./bin/user/
+COPY --chown=weewx:weewx user/ ./bin/user/
 
-FROM python:3 as stage-2
+FROM python:3.10.5-slim-bullseye as final
 
+ARG WEEWX_UID=421
 ENV WEEWX_HOME="/home/weewx"
 
-RUN addgroup --system --gid 421 weewx &&\
+RUN addgroup --system --gid ${WEEWX_UID} weewx \
-  adduser --system --uid 421 --ingroup weewx weewx
+  && adduser --system --uid ${WEEWX_UID} --ingroup weewx weewx
 
+# Install runtime dependencies
 RUN apt-get update -qq -y &&\
-  DEBIAN_FRONTEND=noninteractive apt-get install -y libusb-1.0-0 gosu busybox-syslogd tzdata nginx-light -qq -y --no-install-recommends &&\
+  DEBIAN_FRONTEND=noninteractive apt-get install -y \
+  libusb-1.0-0 \
+  gosu \
+  busybox-syslogd \
+  tzdata \
+  nginx-light -qq -y --no-install-recommends &&\
   rm -rf /var/lib/apt/lists/*
 
+# Copy installation from install stage
 WORKDIR ${WEEWX_HOME}
-
+COPY --from=install /opt/venv /opt/venv
-COPY --from=stage-1 /opt/venv /opt/venv
+COPY --from=install ${WEEWX_HOME} ${WEEWX_HOME}
-COPY --from=stage-1 ${WEEWX_HOME} ${WEEWX_HOME}
 
 RUN mkdir /data && \
   cp weewx.conf /data

README.md

@@ -0,0 +1,3 @@
+# weewx-docker
+
+Based on: [felddy/weewx-docker](https://github.com/felddy/weewx-docker)

entrypoint.sh

@@ -23,11 +23,6 @@ if [ "$(id -u)" = 0 ]; then
   nginx -c /data/nginx.conf
 
   # skin config
-  if [ -e /data/neowx-material-skin.conf ]; then
-    rm -f ./skins/neowx-material/skin.conf
-    ln -s /data/neowx-material-skin.conf ./skins/neowx-material/skin.conf
-  fi
-
   if [ -e /data/weewx-wdc-skin.conf ]; then
     rm -f ./skins/weewx-wdc/skin.conf
     ln -s /data/weewx-wdc-skin.conf ./skins/weewx-wdc/skin.conf