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https://github.com/fradelg/docker-mysql-cron-backup.git
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7 changed files with 39 additions and 80 deletions
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@ -1,33 +1,40 @@
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name: build docker image
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on:
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workflow_dispatch:
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push:
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branches:
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- "**"
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tags:
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- "**"
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jobs:
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build:
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test:
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runs-on: ubuntu-22.04
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steps:
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- name: Checkout the code
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uses: actions/checkout@v4
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uses: actions/checkout@v3
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- name: Test Bash scripts
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run: sudo apt-get -qq update && sudo apt-get install -y devscripts shellcheck && make test
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build:
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runs-on: ubuntu-22.04
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needs: test
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steps:
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- name: Checkout the code
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uses: actions/checkout@v3
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# https://github.com/docker/setup-qemu-action
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- name: Set up QEMU
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uses: docker/setup-qemu-action@v3
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uses: docker/setup-qemu-action@v2
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# https://github.com/docker/setup-buildx-action
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- name: Set up Docker Buildx
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uses: docker/setup-buildx-action@v3
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uses: docker/setup-buildx-action@v2
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- name: Get latest release version number
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id: docker-tag
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uses: yuya-takeyama/docker-tag-from-github-ref-action@v1
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- name: Login to Docker Hub
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uses: docker/login-action@v3
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with:
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username: fradelg
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password: ${{ secrets.DOCKER_PASSWORD }}
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run: echo "${{ secrets.DOCKER_PASSWORD }}" | docker login --username "${{ secrets.DOCKER_USERNAME }}" --password-stdin
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- name: Build multiarch image
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run: |
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docker buildx build --push \
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--tag fradelg/mysql-cron-backup:${{ steps.docker-tag.outputs.tag }} \
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--platform linux/amd64,linux/arm/v7,linux/arm64 .
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--platform linux/amd64,linux/arm/v7,linux/arm64 .
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26
.github/workflows/test.yml
vendored
26
.github/workflows/test.yml
vendored
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@ -1,26 +0,0 @@
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name: build docker image
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on:
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workflow_dispatch:
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push:
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branches:
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- "**"
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jobs:
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test:
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runs-on: ubuntu-22.04
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steps:
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- name: Checkout the code
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uses: actions/checkout@v4
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- name: Test Bash scripts
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run: sudo apt-get -qq update && sudo apt-get install -y devscripts shellcheck && make test
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- name: Test image
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env:
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VOLUME_PATH: /tmp/mariadb
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DATABASE_NAME: foo
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MARIADB_ROOT_PASSWORD: abcd
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run: |
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docker compose up -d mariadb
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docker compose run backup /backup.sh
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docker compose run backup /restore.sh /backup/latest.foo.sql.gz
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docker compose stop
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29
Dockerfile
29
Dockerfile
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@ -1,28 +1,27 @@
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FROM golang:1.20.4-alpine3.18 AS binary
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FROM golang:1.15.8-alpine3.12 AS binary
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RUN apk -U add openssl git
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ARG DOCKERIZE_VERSION=v0.7.0
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ARG DOCKERIZE_VERSION=v0.6.1
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WORKDIR /go/src/github.com/jwilder
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RUN git clone https://github.com/jwilder/dockerize.git && \
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cd dockerize && \
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git checkout ${DOCKERIZE_VERSION}
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WORKDIR /go/src/github.com/jwilder/dockerize
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ENV GO111MODULE=on
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RUN go mod tidy
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RUN CGO_ENABLED=0 GOOS=linux GO111MODULE=on go build -a -o /go/bin/dockerize .
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RUN go get github.com/robfig/glock
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RUN glock sync -n < GLOCKFILE
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RUN go install
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FROM alpine:3.20.3
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FROM alpine:3.18.3
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LABEL maintainer "Fco. Javier Delgado del Hoyo <frandelhoyo@gmail.com>"
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RUN apk add --update \
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tzdata \
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bash \
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gzip \
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openssl \
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mysql-client=~10.11 \
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mariadb-connector-c \
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fdupes && \
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tzdata \
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bash \
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mysql-client \
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gzip \
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openssl \
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mariadb-connector-c && \
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rm -rf /var/cache/apk/*
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COPY --from=binary /go/bin/dockerize /usr/local/bin
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@ -43,6 +42,6 @@ RUN mkdir /backup && \
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VOLUME ["/backup"]
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HEALTHCHECK --interval=2s --retries=1800 \
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CMD stat /HEALTHY.status || exit 1
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CMD stat /HEALTHY.status || exit 1
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CMD dockerize -wait tcp://${MYSQL_HOST}:${MYSQL_PORT} -timeout ${TIMEOUT} /run.sh
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ENTRYPOINT dockerize -wait tcp://${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
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- `GZIP_LEVEL`: Specify the level of gzip compression from 1 (quickest, least compressed) to 9 (slowest, most compressed), default is 6.
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- `USE_PLAIN_SQL`: If set, back up and restore plain SQL files without gzip.
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- `TZ`: Specify TIMEZONE in Container. E.g. "Europe/Berlin". Default is UTC.
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- `REMOVE_DUPLICATES`: Use [fdupes](https://github.com/adrianlopezroche/fdupes) to remove duplicate database dumps
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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:
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@ -81,8 +80,6 @@ services:
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- CRON_TIME=0 3 * * *
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# Make it small
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- GZIP_LEVEL=9
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# As of MySQL 8.0.21 this is needed
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- MYSQLDUMP_OPTS=--no-tablespaces
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restart: unless-stopped
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volumes:
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14
backup.sh
14
backup.sh
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@ -29,18 +29,13 @@ do
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echo "==> Dumping database: $db"
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FILENAME=/backup/$DATE.$db.sql
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LATEST=/backup/latest.$db.sql
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BASIC_OPTS="--single-transaction"
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if [ -n "$REMOVE_DUPLICATES" ]
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then
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BASIC_OPTS="$BASIC_OPTS --skip-dump-date"
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fi
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if mysqldump $BASIC_OPTS $MYSQLDUMP_OPTS -h "$MYSQL_HOST" -P "$MYSQL_PORT" -u "$MYSQL_USER" -p"$MYSQL_PASS" $MYSQL_SSL_OPTS "$db" > "$FILENAME"
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if mysqldump --single-transaction $MYSQLDUMP_OPTS -h "$MYSQL_HOST" -P "$MYSQL_PORT" -u "$MYSQL_USER" -p"$MYSQL_PASS" $MYSQL_SSL_OPTS "$db" > "$FILENAME"
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then
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EXT=
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if [ -z "${USE_PLAIN_SQL}" ]
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then
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echo "==> Compressing $db with LEVEL $GZIP_LEVEL"
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gzip "-$GZIP_LEVEL" -n -f "$FILENAME"
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gzip "-$GZIP_LEVEL" -f "$FILENAME"
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EXT=.gz
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FILENAME=$FILENAME$EXT
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LATEST=$LATEST$EXT
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@ -49,11 +44,6 @@ do
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echo "==> Creating symlink to latest backup: $BASENAME"
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rm "$LATEST" 2> /dev/null
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cd /backup || exit && ln -s "$BASENAME" "$(basename "$LATEST")"
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if [ -n "$REMOVE_DUPLICATES" ]
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then
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echo "==> Removing duplicate database dumps"
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fdupes -idN /backup/
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fi
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if [ -n "$MAX_BACKUPS" ]
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then
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# Execute the delete script, delete older backup or other custom delete script
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|
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@ -1,9 +1,8 @@
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version: "2"
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services:
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mariadb:
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image: mariadb:10.11
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image: mariadb:10
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container_name: my_mariadb
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security_opt:
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- seccomp:unconfined
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expose:
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- 3306
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volumes:
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environment:
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- MYSQL_DATABASE=${DATABASE_NAME}
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- MYSQL_ROOT_PASSWORD=${MARIADB_ROOT_PASSWORD}
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- MYSQL_ALLOW_EMPTY_ROOT_PASSWORD=yes
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restart: unless-stopped
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healthcheck:
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test: [ "CMD", "healthcheck.sh", "--su-mysql", "--connect" ]
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timeout: 5s
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retries: 10
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backup:
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build: .
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image: fradelg/mysql-cron-backup
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depends_on:
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mariadb:
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condition: service_healthy
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- mariadb
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volumes:
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- ${VOLUME_PATH}/backup:/backup
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environment:
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- INIT_BACKUP=1
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- CRON_TIME=0 0 * * *
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restart: unless-stopped
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volumes:
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data:
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volumes:
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data:
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@ -13,7 +13,6 @@
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if [ "$#" -ne 1 ]
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then
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echo "You must pass the path of the backup file to restore"
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exit 1
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fi
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set -o pipefail
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|
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Loading…
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