Fix Dockerfile

Dockerfile

@@ -1,16 +1,19 @@
 FROM debian
 MAINTAINER "MuzHack" <[email protected]>
 
-RUN apt-get update && apt-get install -y cron python3 rethinkdb \
-  && pip3 install virtualenv
+RUN apt-get update && apt-get install -y cron python3 python3-pip lsb-release wget
+RUN echo "deb http://download.rethinkdb.com/apt `lsb_release -cs` main" | tee /etc/apt/sources.list.d/rethinkdb.list
+RUN wget -qO- https://download.rethinkdb.com/apt/pubkey.gpg | apt-key add -
+RUN apt-get update && apt-get install -y rethinkdb
 RUN apt-get clean -y && apt-get autoclean -y && apt-get autoremove -y && rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*
 
 WORKDIR /app
 COPY ./crontab /etc/cron.d/
-COPY ./requirements.txt /app
+COPY ./requirements.txt /app/
+RUN mkdir -p /app/rethinkdb
 COPY ./rethinkdb/backup.py /app/rethinkdb/
 
-RUN virtualenv /env && /env/bin/pip3 install -r requirements.txt
+RUN pip3 install -r requirements.txt
 RUN rm -rf requirements.txt
 
-CMD /env/bin/python3 cron.py
+CMD python3 cron.py

cron.py

@@ -2,7 +2,7 @@
 import os
 
 
-crontab_filename = '/etc/cron.d/cron-python'
+crontab_filename = '/etc/cron.d/crontab'
 with open(crontab_filename, 'rb') as f:
     crontab = f.readlines()
 for k in [k for k in os.environ if k.startswith('CRONVAR_')]:
@@ -12,4 +12,3 @@
 with open(crontab_filename, 'wb') as f:
     f.write('\n'.join(crontab))
 subprocess.check_call(['crond', '-L', '15',])
-

crontab

@@ -1 +1 @@
-30 18 * * * /env/bin/python3 /app/rethinkdb/backup.py --s3-bucket $S3_BUCKET --remove
+30 18 * * * python3 /app/rethinkdb/backup.py --s3-bucket $S3_BUCKET --remove