initial commit

.gitlab-ci.yml

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+tages:
+  - build:docker
+
+variables:
+  IMAGE_NAME: "$CI_REGISTRY_IMAGE/bw_backup"
+
+.docker_login: &docker_login
+  docker login -u "$CI_REGISTRY_USER" -p "$CI_REGISTRY_PASSWORD" $CI_REGISTRY
+
+.docker_build_template: &docker_build
+  stage: build:docker
+  image: docker:latest
+  services:
+    - docker:dind
+  tags:
+  - shared
+
+build:
+  <<: *docker_build
+  script:
+    - *docker_login
+    - docker build --pull -t "$CI_REGISTRY_IMAGE:$CI_COMMIT_REF_SLUG" .
+    - docker push "$CI_REGISTRY_IMAGE:$CI_COMMIT_REF_SLUG"

Dockerfile

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+FROM alpine:latest
+
+RUN apk add --update \
+    sqlite
+
+COPY start.sh backup.sh /
+
+ENV DB_FILE /data/db.sqlite3
+ENV BACKUP_FILE /data/db-backup.sqlite3
+ENV CRON_TIME "* * * * *"
+
+RUN chmod 700 /start.sh /backup.sh
+
+CMD /start.sh
+

README.md

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+# bitwarden_rs Backup
+---
+
+Docker Containers for bitwarden_rs Backup.
+
+## Usage
+```sh
+docker run --name bitwarden_backup --volumes-from=bitwarden registry.gitlab.com/1o/bitwarden_rs-backup:bw-backup
+```
+
+Example for hourly backups
+```
+docker run --name bitwarden_backup --volumes-from=bitwarden -e CRON_TIME="0 * * * *" registry.gitlab.com/1o/bitwarden_rs-backup:bw-backup
+```
+
+## Environment variables
+| ENV | Description |
+| ----- | ----- |
+| DB_FILE | Path to the Bitwarden sqlite3 database |
+| BACKUP_FILE | Path to the desired backup location |
+| CRON_TIME | Cronjob format "Minute Hour Day_of_month Month_of_year Day_of_week Year" |
+

backup.sh

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+#!/bin/sh
+
+/usr/bin/sqlite3 $DB_FILE ".backup $BACKUP_FILE"
+if [ $? -eq 0 ] 
+then 
+  echo "$(date) - Backup successfull"
+else
+  echo "$(date) - Backup unsuccessfull"
+fi

start.sh

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+#!/bin/sh
+
+DB_FILE=$DB_FILE
+BACKUP_FILE=$BACKUP_FILE
+CRON_TIME=$CRON_TIME
+BACKUP_CMD=/backup.sh #'/usr/bin/sqlite3 '"$DB_FILE"' ".backup '"$BACKUP_FILE"'"'
+CRONFILE=/etc/crontabs/root
+LOGFILE=/var/log/backup.log
+
+if [ ! -e "$DB_FILE" ]
+then 
+  echo "Database $DB_FILE not found!\nPlease check if you mounted the bitwarden_rs volume with '--volumes-from=bitwarden'"!
+  exit 1;
+fi
+
+if [ $(grep -c "$BACKUP_CMD" "$CRONFILE") -eq 0 ]
+then
+  echo "$CRON_TIME $BACKUP_CMD >> $LOGFILE" >> "$CRONFILE"
+fi
+
+pgrep crond > /dev/null 2>&1
+if [ $? -ne 0 ]
+then
+  /usr/sbin/crond -L /var/log/cron.log
+fi
+
+echo "$(date) - Container started" > "$LOGFILE"
+tail -F "$LOGFILE"