21 lines
1.1 KiB
Docker
21 lines
1.1 KiB
Docker
FROM postgres:13.0
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# crontab
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RUN mkdir /backups
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COPY ./backup.sh /usr/local/bin/bookwyrm-backup.sh
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COPY ./weed.sh /usr/local/bin/bookwyrm-weed.sh
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COPY ./cronfile /etc/cron.d/cronfile
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RUN apt-get update && apt-get -y --no-install-recommends install cron
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RUN chmod 0644 /etc/cron.d/cronfile
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RUN crontab /etc/cron.d/cronfile
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RUN touch /var/log/cron.log
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# The postgres image's entrypoint expects the docker command to only contain flags to
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# pass postgres. It runs the entrypoint twice, the second times as the postgres user.
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# We need to start the cron service the first time it runs, when it's still being run
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# as the root user. We're going to add a check that looks at the first argument and
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# if it's 'cron', starts the service and then removes that argument.
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RUN awk '$0 ~ /^\t_main "\$@"$/ { print "\tif [[ $1 == cron ]]; then\n\t\techo \"POSTGRES_DB=${POSTGRES_DB}\" > /backups/.env\n\t\techo \"POSTGRES_USER=${POSTGRES_USER}\" >> /backups/.env\n\t\tservice cron start\n\t\tshift\n\tfi" }{ print }' docker-entrypoint.sh > bookwyrm-entrypoint.sh
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RUN chown postgres /bookwyrm-entrypoint.sh
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RUN chmod u=rwx,go=r /bookwyrm-entrypoint.sh
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