2020-08-26 23:30:14 +00:00
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FROM alpine:3.12
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LABEL maintainer="jmm@yavook.de"
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# Previous work: https://github.com/wernight/docker-duplicity
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RUN set -ex; \
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\
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apk add --no-cache \
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ca-certificates \
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gettext \
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gnupg \
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lftp \
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libffi \
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librsync \
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libxml2 \
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libxslt \
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openssh \
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openssl \
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python3 \
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py3-pip \
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py3-six \
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rsync \
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; \
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update-ca-certificates; \
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\
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# dependencies to build python packages
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apk add --no-cache -t .build-deps \
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gcc \
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libffi-dev \
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librsync-dev \
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libxml2-dev \
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libxslt-dev \
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make \
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musl-dev \
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openssl-dev \
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python3-dev \
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; \
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\
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# make use of "wheel" python packages
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pip3 install wheel ; \
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\
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pip3 install \
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# main app
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duplicity \
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\
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# general duplicity requirements, based on
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# http://duplicity.nongnu.org/vers8/README
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# https://git.launchpad.net/duplicity/tree/requirements.txt
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fasteners \
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future \
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mock \
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paramiko \
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python-gettext \
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requests \
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urllib3 \
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\
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# backend requirements
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azure-mgmt-storage \
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b2sdk \
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boto \
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boto3 \
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dropbox \
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gdata \
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jottalib \
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mediafire \
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mega.py \
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pydrive \
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pyrax \
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python-swiftclient \
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requests_oauthlib \
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; \
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\
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# remove buildtime dependencies
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pip3 uninstall -y wheel; \
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apk del --purge .build-deps
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2020-08-27 13:57:36 +00:00
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VOLUME ["/backup/source", "/root/.cache/duplicity"]
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2020-08-26 23:30:14 +00:00
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2020-08-27 13:57:36 +00:00
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ENV \
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#################
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# BACKUP POLICY #
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#################
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#
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# when to run backups
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# default: "36 03 * * *" <=> daily at 3:36 am
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SCHEDULE_BACKUP="36 03 * * *" \
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#
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# when to remove failed transactions
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# default: "36 04 * * *" <=> daily at 04:36 am
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SCHEDULE_CLEANUP="36 04 * * *" \
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#
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# how often to opt for a full backup
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# default: 4M <=> every 4 months
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FULL_BACKUP_FREQUENCY=4M \
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#
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# how long to keep backups at all
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# default: 9M <=> 9 months
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BACKUP_RETENTION_TIME=9M \
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#
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# how many full backup chains with incrementals to keep
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# default: 1
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KEEP_NUM_FULL_CHAINS=1 \
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#
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# where to put backups
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# default: "file:///backup/target" <=> in a host-mounted volume
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BACKUP_TARGET="file:///backup/target" \
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\
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##############
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# ENCRYPTION #
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##############
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#
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# GnuPG key-id as specified by https://www.gnupg.org/documentation/manpage.html#sec-2-6
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GPG_KEY_ID="" \
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#
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GPG_PASSPHRASE="" \
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\
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######################
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# ADDITIONAL OPTIONS #
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######################
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#
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# when to remove old full backup chains
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# default: "36 05 * * SAT" <=> every saturday at 05:36 am
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SCHEDULE_RMFULL="36 05 * * SAT" \
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#
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# when to remove old incremental backups
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# default: "36 05 * * SUN" <=> every sunday at 05:36 am
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SCHEDULE_RMINCR="36 05 * * SUN" \
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#
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# size of individual duplicity data volumes
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# default: 1024 <=> 1GiB
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BACKUP_VOLSIZE=1024 \
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#
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# Additional options for "duplicity" command
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OPTIONS_BACKUP="" \
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#
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# Additional options for "duplicity cleanup" command
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OPTIONS_CLEANUP="" \
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#
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# Additional options for "duplicity remove-older-than" command
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OPTIONS_RMFULL="" \
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#
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# Additional options for "duplicity remove-all-inc-of-but-n-full" command
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OPTIONS_RMINCR=""
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COPY run.sh /usr/local/bin/do-plicity
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2020-08-26 23:30:14 +00:00
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CMD ["do-plicity"]
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