mirror of
https://github.com/jkaninda/mysql-bkup.git
synced 2026-11-13 08:37:15 +00:00
jkaninda
28de0d7b52
MysQL backup and restore built on the shared bkupkit core: streaming end to end, with no dump held in memory or written to local disk.
65 lines
2.8 KiB
Docker
65 lines
2.8 KiB
Docker
# syntax=docker/dockerfile:1
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ARG GO_IMAGE=golang:1.26.3-trixie
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ARG RUNTIME_IMAGE=debian:13.7-slim
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ARG MYSQL_IMAGE=mysql:8.4.13
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FROM --platform=$BUILDPLATFORM ${GO_IMAGE} AS build
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WORKDIR /app
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ARG TARGETOS
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ARG TARGETARCH
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ARG TARGETVARIANT
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ARG appVersion="development"
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COPY go.mod go.sum ./
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RUN go mod download
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COPY . .
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RUN GOARM="${TARGETVARIANT#v}" CGO_ENABLED=0 GOOS=${TARGETOS} GOARCH=${TARGETARCH} \
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go build -trimpath -ldflags="-s -w -X main.Version=${appVersion}" -o /out/mysql-bkup .
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# Oracle MySQL client binaries, per architecture.
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FROM ${MYSQL_IMAGE} AS mysqlclient-amd64
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RUN mkdir -p /out && cp /usr/bin/mysql /usr/bin/mysqldump /out/
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FROM ${MYSQL_IMAGE} AS mysqlclient-arm64
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RUN mkdir -p /out && cp /usr/bin/mysql /usr/bin/mysqldump /out/
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FROM ${RUNTIME_IMAGE} AS mysqlclient-arm
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RUN mkdir -p /out
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FROM mysqlclient-${TARGETARCH} AS mysqlclient
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FROM ${RUNTIME_IMAGE}
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ARG appVersion="development"
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ENV TZ=UTC
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LABEL org.opencontainers.image.title="mysql-bkup" \
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org.opencontainers.image.description="Back up and restore MySQL and MariaDB databases to local storage, S3, GCS, Azure, SFTP or FTP, with GPG or age encryption" \
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org.opencontainers.image.licenses="MIT" \
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org.opencontainers.image.authors="Jonas Kaninda <me@jkaninda.dev>" \
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org.opencontainers.image.version=${appVersion} \
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org.opencontainers.image.source="https://github.com/jkaninda/mysql-bkup"
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RUN apt-get update \
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&& apt-get install -y --no-install-recommends \
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mariadb-client-core libssl3t64 zlib1g libncurses6 libtinfo6 \
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tini tzdata ca-certificates \
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&& cd /tmp && apt-get download mariadb-client \
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&& dpkg-deb --fsys-tarfile mariadb-client_*.deb | tar -x -C / ./usr/bin/mariadb-dump \
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&& rm -f mariadb-client_*.deb \
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&& rm -rf /var/lib/apt/lists/*
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# /usr/local/bin comes first in PATH: mysql and mysqldump are Oracle's there,
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# while Debian's /usr/bin/mysql* are links to the MariaDB tools.
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COPY --from=mysqlclient /out/ /usr/local/bin/
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COPY --from=build /out/mysql-bkup /usr/local/bin/mysql-bkup
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RUN mkdir -p /config /backup /tmp/backup \
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&& chmod 1777 /backup /tmp/backup \
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&& ln -s /usr/local/bin/mysql-bkup /usr/local/bin/bkup \
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&& printf '#!/bin/sh\nexec /usr/local/bin/mysql-bkup backup "$@"\n' > /usr/local/bin/backup \
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&& printf '#!/bin/sh\nexec /usr/local/bin/mysql-bkup restore "$@"\n' > /usr/local/bin/restore \
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&& printf '#!/bin/sh\nexec /usr/local/bin/mysql-bkup migrate "$@"\n' > /usr/local/bin/migrate \
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&& chmod +x /usr/local/bin/backup /usr/local/bin/restore /usr/local/bin/migrate \
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&& (mysqldump --version 2>/dev/null || true) && mariadb-dump --version && mysql-bkup version
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WORKDIR /config
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HEALTHCHECK --interval=1m --timeout=10s --start-period=1m CMD ["/usr/local/bin/mysql-bkup", "health"]
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ENTRYPOINT ["/usr/bin/tini", "--", "/usr/local/bin/mysql-bkup"]
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