infrastructure/vwdump
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Added more logging and use install instead of mkdir

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fixes #12
This commit is contained in:
10 2020-10-18 19:17:27 +02:00
parent 3f0bd862f7
commit 51889d3be3
3 changed files with 13 additions and 8 deletions
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2
Dockerfile
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@ -9,7 +9,7 @@ RUN apk add --no-cache \
ENV DB_FILE /data/db.sqlite3
ENV BACKUP_FILE /data/db_backup/backup.sqlite3
ENV BACKUP_FILE_PERMISSIONS 600
ENV BACKUP_FILE_PERMISSIONS 700
ENV CRON_TIME "0 5 * * *"
ENV TIMESTAMP false
ENV UID 100

4
README.md
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@ -44,7 +44,7 @@ docker run --rm --volumes-from=bitwarden -v /tmp/myBackup:/myBackup --entrypoint
| ----- | ----- |
| DB_FILE | Path to the Bitwarden sqlite3 database *inside* the container |
| BACKUP_FILE | Path to the desired backup location *inside* the container |
| BACKUP_FILE_PERMISSIONS | Sets the permissions of the backup file |
| BACKUP_FILE_PERMISSIONS | Sets the permissions of the backup file (**CAUTION** [^1] |
| CRON_TIME | Cronjob format "Minute Hour Day_of_month Month_of_year Day_of_week Year" |
| TIMESTAMP | Set to `true` to append timestamp to the `BACKUP_FILE` |
| UID | User ID to run the cron job with |
@ -53,6 +53,8 @@ docker run --rm --volumes-from=bitwarden -v /tmp/myBackup:/myBackup --entrypoint
| CRONFILE | Path to the cron file *inside* the container |
| DELETE_AFTER | Delete old backups after X many days |
[^1]: The permissions should at least be 700 since the backup folder itself gets the same permissions and with 600 it would not be accessible.
## Common erros
### Wrong permissions
`Error: unable to open database file` is most likely caused by permission errors.

13
entrypoint.sh
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@ -5,12 +5,14 @@
BACKUP_CMD="/sbin/su-exec ${UID}:${GID} /app/backup.sh"
echo "Running $(basename "$0") as $(id)"
# Preparation
if [ ! -d $(dirname "$BACKUP_FILE") ]
BACKUP_DIR=$(dirname "$BACKUP_FILE")
if [ ! -d "$BACKUP_DIR" ]
then
mkdir -p $(dirname "$BACKUP_FILE")
chown -R $UID:$GID $(dirname "$BACKUP_FILE")
chmod -R "$BACKUP_FILE_PERMISSIONS" $(dirname "$BACKUP_FILE")
echo "$BACKUP_DIR not exists. Creating it with owner $UID:$GID and permissions $BACKUP_FILE_PERMISSIONS."
install -o $UID -g $GID -m $BACKUP_FILE_PERMISSIONS -d $BACKUP_DIR
fi
# For compatibility reasons
@ -25,9 +27,9 @@ if [ "$1" = "manual" ]; then
fi
# Initialize cron
echo "Running as $(id)"
if [ "$(id -u)" -eq 0 ] && [ "$(grep -c "$BACKUP_CMD" "$CRONFILE")" -eq 0 ]; then
echo "Initalizing..."
echo "Writing backup command \"$BACKUP_CMD\" to cron."
echo "$CRON_TIME $BACKUP_CMD >> $LOGFILE 2>&1" | crontab -
fi
@ -40,6 +42,7 @@ fi
# Restart script as user "app:app"
if [ "$(id -u)" -eq 0 ]; then
echo "Restarting $(basename "$0") as app:app"
exec su-exec app:app "$0" "$@"
fi