Add Reload to Docker (Automatic Reload of Changes to _config.yaml) (a…

…lshedivat#1702)

- alshedivat#1640

Dockerfile

@@ -9,12 +9,15 @@ RUN apt-get update -y && apt-get install -y --no-install-recommends \
     ruby-full \
     build-essential \
     zlib1g-dev \
-    jupyter-nbconvert && \
+    jupyter-nbconvert \
+    inotify-tools procps && \
     apt-get clean && rm -rf /var/lib/apt/lists/* /var/cache/apt/archives/*
 
+
 RUN sed -i '/en_US.UTF-8/s/^# //g' /etc/locale.gen && \
     locale-gen
 
+
 ENV LANG=en_US.UTF-8 \
     LANGUAGE=en_US:en \
     LC_ALL=en_US.UTF-8 \
@@ -33,4 +36,4 @@ RUN bundle install --no-cache
 # && rm -rf /var/lib/gems/3.1.0/cache
 EXPOSE 8080
 
-CMD ["/bin/bash", "-c", "rm -f Gemfile.lock && exec jekyll serve --watch --port=8080 --host=0.0.0.0 --livereload --verbose --trace"]
+CMD ["./bin/entry_point.sh"]

bin/entry_point.sh

@@ -0,0 +1,22 @@
+#!/bin/bash
+
+CONFIG_FILE=_config.yml 
+
+/bin/bash -c "rm -f Gemfile.lock && exec jekyll serve --watch --port=8080 --host=0.0.0.0 --livereload --verbose --trace --force_polling"&
+
+while true; do
+
+  inotifywait -q -e modify,move,create,delete $CONFIG_FILE
+
+  if [ $? -eq 0 ]; then
+
+    echo "Change detected to $CONFIG_FILE, restarting Jekyll"
+
+    jekyll_pid=$(pgrep -f jekyll)
+    kill -KILL $jekyll_pid
+
+    /bin/bash -c "rm -f Gemfile.lock && exec jekyll serve --watch --port=8080 --host=0.0.0.0 --livereload --verbose --trace --force_polling"&
+
+  fi
+
+done

docker-compose.yml

@@ -3,6 +3,7 @@ version: "3"
 services:
   jekyll:
     image: amirpourmand/al-folio
+    build: .
     ports:
       - 8080:8080
     volumes: