├── backup.sh
├── run.sh
├── Dockerfile
└── README.md


/backup.sh:
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 1 | #!/bin/sh
 2 | 
 3 | set -e
 4 | 
 5 | DATETIME=$(date +"%s_%Y-%m-%d")
 6 | NAME="$DATETIME.gz"
 7 | 
 8 | echo "Clean dir"
 9 | rm -rf /backup/*
10 | 
11 | echo "Start dump $NAME"
12 | /usr/bin/mysqldump --single-transaction --quick --lock-tables=false -h $MYSQL_HOST -u $MYSQL_USER -p$MYSQL_PASSWORD $MYSQL_DATABASE | gzip > "/backup/$NAME"
13 | 
14 | echo "Start copy"
15 | rclone copy "/backup/$NAME" "$RCLONE_DEST"
16 | rm -rf "/backup/$NAME"
17 | 
18 | echo "Curl check url"
19 | if [ "$CHECK_URL" = "**None**" ]; then
20 |   echo "INFO: Define CHECK_URL with https://healthchecks.io to monitor sync job"
21 | else
22 |   curl "$CHECK_URL"
23 | fi
24 | 
25 | echo "Done"


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/run.sh:
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 1 | #! /bin/sh
 2 | 
 3 | set -e
 4 | 
 5 | if [ "$RCLONE_DEST" = "**None**" ]; then
 6 |   echo "Please set RCLONE_DEST"
 7 |   return 1
 8 | fi
 9 | 
10 | if [ "$SCHEDULE" = "**None**" ]; then
11 |   echo "Please set SCHEDULE"
12 |   return 1
13 | fi
14 | 
15 | if [ "$MYSQL_HOST" = "**None**" ]; then
16 |   echo "Please set MYSQL_HOST"
17 |   return 1
18 | fi
19 | 
20 | if [ "$MYSQL_USER" = "**None**" ]; then
21 |   echo "Please set MYSQL_USER"
22 |   return 1
23 | fi
24 | 
25 | if [ "$MYSQL_DATABASE" = "**None**" ]; then
26 |   echo "Please set MYSQL_DATABASE"
27 |   return 1
28 | fi
29 | 
30 | echo "$SCHEDULE /backup.sh" > /crontab.txt
31 | /usr/bin/crontab /crontab.txt
32 | exec /usr/sbin/crond -f -l 8
33 | 


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/Dockerfile:
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 1 | FROM alpine
 2 | 
 3 | ENV MYSQL_HOST **None**
 4 | ENV MYSQL_USER **None**
 5 | ENV MYSQL_DATABASE **None**
 6 | ENV RCLONE_DEST **None**
 7 | ENV SCHEDULE **None**
 8 | ENV CHECK_URL **None**
 9 | 
10 | RUN apk update && apk add --no-cache mysql-client curl
11 | RUN curl -O https://downloads.rclone.org/rclone-current-linux-amd64.zip && \
12 |     unzip rclone-current-linux-amd64.zip && \
13 |     cd rclone-*-linux-amd64 && \
14 |     cp rclone /usr/bin/ && \
15 |     chown root:root /usr/bin/rclone && \
16 |     chmod 755 /usr/bin/rclone
17 | 
18 | ADD backup.sh /backup.sh
19 | ADD run.sh /run.sh
20 | RUN chmod +x /backup.sh && chmod +x /run.sh && chown root:root /usr/bin/rclone && chmod 755 /usr/bin/rclone
21 | RUN chown root:root /usr/bin/rclone && chmod 755 /usr/bin/rclone
22 | 
23 | USER root
24 | 
25 | CMD ["sh", "run.sh"]
26 | 


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/README.md:
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 1 | # Cron MySQL backup 
 2 | Automatic cron backup MySQL DB to remote server by RCLONE with simple settings 🌂
 3 | 
 4 | ## Description
 5 | This image making automatic backup from any mysql host to any server that support RCLONE util.
 6 | 
 7 | ## Usage
 8 | You can use mysql-backup by docker-compose:
 9 | ```
10 | version: '2'
11 | 
12 | services:
13 |     mysql-backup:
14 |         image: vmpartner/mysql-buckup:v2.0.4 # Find latest image version on release page
15 |         links:
16 |             - mysql:mysql
17 |         depends_on:
18 |             - mysql
19 |         environment:
20 |             MYSQL_HOST: mysql
21 |             MYSQL_USER: my_db_user
22 |             MYSQL_PASSWORD: my_db_password
23 |             MYSQL_DATABASE: my_db_name
24 |             SCHEDULE: "0 */6 * * *"
25 |             RCLONE_CONFIG_SELECTEL_TYPE: "swift"
26 |             RCLONE_CONFIG_SELECTEL_ENV_AUTH: "false"
27 |             RCLONE_CONFIG_SELECTEL_USER: "my_user"
28 |             RCLONE_CONFIG_SELECTEL_KEY: "my_password"
29 |             RCLONE_CONFIG_SELECTEL_AUTH: "https://auth.selcdn.ru/v1.0"
30 |             RCLONE_CONFIG_SELECTEL_ENDPOINT_TYPE: "public"
31 |             RCLONE_DEST: "selectel:my_container/my_math"
32 |             CHECK_URL: "https://hc-ping.com/my_check_token" # Example https://healthchecks.io
33 |         restart: unless-stopped
34 | ```
35 | Used https://rclone.org/ for rsync to cloud
36 | 
37 | You need set MYSQL, RCLONE details and periodic task SCHEDULE in cron format. If you don't know cron, please read more at https://en.wikipedia.org/wiki/Cron


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