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7 changed files with 39 additions and 80 deletions

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@ -1,33 +1,40 @@
name: build docker image
on:
workflow_dispatch:
push:
branches:
- "**"
tags:
- "**"
jobs:
build:
test:
runs-on: ubuntu-22.04
steps:
- name: Checkout the code
uses: actions/checkout@v4
uses: actions/checkout@v3
- name: Test Bash scripts
run: sudo apt-get -qq update && sudo apt-get install -y devscripts shellcheck && make test
build:
runs-on: ubuntu-22.04
needs: test
steps:
- name: Checkout the code
uses: actions/checkout@v3
# https://github.com/docker/setup-qemu-action
- name: Set up QEMU
uses: docker/setup-qemu-action@v3
uses: docker/setup-qemu-action@v2
# https://github.com/docker/setup-buildx-action
- name: Set up Docker Buildx
uses: docker/setup-buildx-action@v3
uses: docker/setup-buildx-action@v2
- name: Get latest release version number
id: docker-tag
uses: yuya-takeyama/docker-tag-from-github-ref-action@v1
- name: Login to Docker Hub
uses: docker/login-action@v3
with:
username: fradelg
password: ${{ secrets.DOCKER_PASSWORD }}
run: echo "${{ secrets.DOCKER_PASSWORD }}" | docker login --username "${{ secrets.DOCKER_USERNAME }}" --password-stdin
- name: Build multiarch image
run: |
docker buildx build --push \
--tag fradelg/mysql-cron-backup:${{ steps.docker-tag.outputs.tag }} \
--platform linux/amd64,linux/arm/v7,linux/arm64 .
--platform linux/amd64,linux/arm/v7,linux/arm64 .

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@ -1,26 +0,0 @@
name: build docker image
on:
workflow_dispatch:
push:
branches:
- "**"
jobs:
test:
runs-on: ubuntu-22.04
steps:
- name: Checkout the code
uses: actions/checkout@v4
- name: Test Bash scripts
run: sudo apt-get -qq update && sudo apt-get install -y devscripts shellcheck && make test
- name: Test image
env:
VOLUME_PATH: /tmp/mariadb
DATABASE_NAME: foo
MARIADB_ROOT_PASSWORD: abcd
run: |
docker compose up -d mariadb
docker compose run backup /backup.sh
docker compose run backup /restore.sh /backup/latest.foo.sql.gz
docker compose stop

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@ -1,28 +1,27 @@
FROM golang:1.20.4-alpine3.18 AS binary
FROM golang:1.15.8-alpine3.12 AS binary
RUN apk -U add openssl git
ARG DOCKERIZE_VERSION=v0.7.0
ARG DOCKERIZE_VERSION=v0.6.1
WORKDIR /go/src/github.com/jwilder
RUN git clone https://github.com/jwilder/dockerize.git && \
cd dockerize && \
git checkout ${DOCKERIZE_VERSION}
WORKDIR /go/src/github.com/jwilder/dockerize
ENV GO111MODULE=on
RUN go mod tidy
RUN CGO_ENABLED=0 GOOS=linux GO111MODULE=on go build -a -o /go/bin/dockerize .
RUN go get github.com/robfig/glock
RUN glock sync -n < GLOCKFILE
RUN go install
FROM alpine:3.20.3
FROM alpine:3.18.3
LABEL maintainer "Fco. Javier Delgado del Hoyo <frandelhoyo@gmail.com>"
RUN apk add --update \
tzdata \
bash \
gzip \
openssl \
mysql-client=~10.11 \
mariadb-connector-c \
fdupes && \
tzdata \
bash \
mysql-client \
gzip \
openssl \
mariadb-connector-c && \
rm -rf /var/cache/apk/*
COPY --from=binary /go/bin/dockerize /usr/local/bin
@ -43,6 +42,6 @@ RUN mkdir /backup && \
VOLUME ["/backup"]
HEALTHCHECK --interval=2s --retries=1800 \
CMD stat /HEALTHY.status || exit 1
CMD stat /HEALTHY.status || exit 1
CMD dockerize -wait tcp://${MYSQL_HOST}:${MYSQL_PORT} -timeout ${TIMEOUT} /run.sh
ENTRYPOINT dockerize -wait tcp://${MYSQL_HOST}:${MYSQL_PORT} -timeout ${TIMEOUT} /run.sh

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@ -42,7 +42,6 @@ Container is **Healthy** after the database init phase, that is after `INIT_BACK
- `GZIP_LEVEL`: Specify the level of gzip compression from 1 (quickest, least compressed) to 9 (slowest, most compressed), default is 6.
- `USE_PLAIN_SQL`: If set, back up and restore plain SQL files without gzip.
- `TZ`: Specify TIMEZONE in Container. E.g. "Europe/Berlin". Default is UTC.
- `REMOVE_DUPLICATES`: Use [fdupes](https://github.com/adrianlopezroche/fdupes) to remove duplicate database dumps
If you want to make this image the perfect companion of your MySQL container, use [docker-compose](https://docs.docker.com/compose/). You can add more services that will be able to connect to the MySQL image using the name `my_mariadb`, note that you only expose the port `3306` internally to the servers and not to the host:
@ -81,8 +80,6 @@ services:
- CRON_TIME=0 3 * * *
# Make it small
- GZIP_LEVEL=9
# As of MySQL 8.0.21 this is needed
- MYSQLDUMP_OPTS=--no-tablespaces
restart: unless-stopped
volumes:

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@ -29,18 +29,13 @@ do
echo "==> Dumping database: $db"
FILENAME=/backup/$DATE.$db.sql
LATEST=/backup/latest.$db.sql
BASIC_OPTS="--single-transaction"
if [ -n "$REMOVE_DUPLICATES" ]
then
BASIC_OPTS="$BASIC_OPTS --skip-dump-date"
fi
if mysqldump $BASIC_OPTS $MYSQLDUMP_OPTS -h "$MYSQL_HOST" -P "$MYSQL_PORT" -u "$MYSQL_USER" -p"$MYSQL_PASS" $MYSQL_SSL_OPTS "$db" > "$FILENAME"
if mysqldump --single-transaction $MYSQLDUMP_OPTS -h "$MYSQL_HOST" -P "$MYSQL_PORT" -u "$MYSQL_USER" -p"$MYSQL_PASS" $MYSQL_SSL_OPTS "$db" > "$FILENAME"
then
EXT=
if [ -z "${USE_PLAIN_SQL}" ]
then
echo "==> Compressing $db with LEVEL $GZIP_LEVEL"
gzip "-$GZIP_LEVEL" -n -f "$FILENAME"
gzip "-$GZIP_LEVEL" -f "$FILENAME"
EXT=.gz
FILENAME=$FILENAME$EXT
LATEST=$LATEST$EXT
@ -49,11 +44,6 @@ do
echo "==> Creating symlink to latest backup: $BASENAME"
rm "$LATEST" 2> /dev/null
cd /backup || exit && ln -s "$BASENAME" "$(basename "$LATEST")"
if [ -n "$REMOVE_DUPLICATES" ]
then
echo "==> Removing duplicate database dumps"
fdupes -idN /backup/
fi
if [ -n "$MAX_BACKUPS" ]
then
# Execute the delete script, delete older backup or other custom delete script

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@ -1,9 +1,8 @@
version: "2"
services:
mariadb:
image: mariadb:10.11
image: mariadb:10
container_name: my_mariadb
security_opt:
- seccomp:unconfined
expose:
- 3306
volumes:
@ -12,19 +11,13 @@ services:
environment:
- MYSQL_DATABASE=${DATABASE_NAME}
- MYSQL_ROOT_PASSWORD=${MARIADB_ROOT_PASSWORD}
- MYSQL_ALLOW_EMPTY_ROOT_PASSWORD=yes
restart: unless-stopped
healthcheck:
test: [ "CMD", "healthcheck.sh", "--su-mysql", "--connect" ]
timeout: 5s
retries: 10
backup:
build: .
image: fradelg/mysql-cron-backup
depends_on:
mariadb:
condition: service_healthy
- mariadb
volumes:
- ${VOLUME_PATH}/backup:/backup
environment:
@ -35,6 +28,6 @@ services:
- INIT_BACKUP=1
- CRON_TIME=0 0 * * *
restart: unless-stopped
volumes:
data:
volumes:
data:

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@ -13,7 +13,6 @@
if [ "$#" -ne 1 ]
then
echo "You must pass the path of the backup file to restore"
exit 1
fi
set -o pipefail