Initial restic docker setup

Dockerfile

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+FROM gliderlabs/alpine:3.3
+MAINTAINER info@lobaro.com
+
+RUN echo http://nl.alpinelinux.org/alpine/v3.4/community >> /etc/apk/repositories
+RUN apk add --no-cache git go nfs-utils fuse
+RUN git clone https://github.com/restic/restic \
+  && cd restic \
+  && go run build.go \
+  && cp restic /usr/local/bin/
+RUN apk del git go
+
+RUN mkdir /mnt/restic
+
+ENV RESTIC_REPOSITORY=/mnt/restic
+ENV RESTIC_PASSWORD=""
+ENV RESTIC_TAG=""
+ENV NFS_TARGET=""
+# By default backup every 6 hours
+ENV BACKUP_CRON="* */6 * * *"
+
+# /data is the dir where you have to put the data to be backed up
+VOLUME /data
+
+COPY backup.sh /bin/backup
+RUN chmod +x /bin/backup
+
+COPY entry.sh /entry.sh
+
+RUN touch /var/log/cron.log
+ENTRYPOINT ["/entry.sh"]
+

backup.sh

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+#!/bin/sh
+
+echo "Starting Backup"
+
+restic backup /data --tag=${RESTIC_TAG?"Missing environment variable RESTIC_TAG"} >> /var/log/cron.log
+
+

build.sh

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+#!/bin/sh
+
+docker build --rm -t backup-test .

entry.sh

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+#!bin/sh
+set -e
+
+
+if [ -n "${NFS_TARGET}" ]; then
+    echo "Mounting NFS based on NFS_TARGET"
+    mount -o nolock -v ${NFS_TARGET} /mnt/restic
+fi
+
+if [ ! -f "$RESTIC_REPOSITORY/config" ]; then
+    echo "Restic repository does not exists. Running restic init."
+    restic init
+fi
+
+echo "Setup backup cron job with cron expression: ${BACKUP_CRON}"
+echo "${BACKUP_CRON} /bin/backup >> /var/log/cron.log 2>&1" > /var/spool/cron/crontabs/root
+
+# start the cron deamon
+crond
+tail -f /var/log/cron.log

run.sh

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+#!/bin/sh
+
+echo "Removing old container names 'backup-test' if exists"
+docker rm -f -v backup-test || true
+
+echo "Start backup-test container. Backup of ~/test-data/ to repository ~/test-repo/ every minute"
+docker run --privileged --name backup-test \
+-e "RESTIC_PASSWORD=test" \
+-e "RESTIC_TAG=test" \
+-e "BACKUP_CRON=* * * * *" \
+-v ~/test-data:/data \
+-v ~/test-repo/:/mnt/restic \
+-t backup-test
+
+

test-data/test.log

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+Just a file to test the backup