109 lines
4.6 KiB
Docker
109 lines
4.6 KiB
Docker
FROM alpine:3.14@sha256:06b5d462c92fc39303e6363c65e074559f8d6b1363250027ed5053557e3398c5
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# add our user and group first to make sure their IDs get assigned consistently, regardless of whatever dependencies get added
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RUN addgroup -S -g 1000 redis && adduser -S -G redis -u 999 redis
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# alpine already has a gid 999, so we'll use the next id
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RUN apk add --no-cache \
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# grab su-exec for easy step-down from root
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'su-exec>=0.2' \
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# add tzdata for https://github.com/docker-library/redis/issues/138
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tzdata
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ENV REDIS_VERSION 6.2.6
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ENV REDIS_DOWNLOAD_URL http://download.redis.io/releases/redis-6.2.6.tar.gz
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ENV REDIS_DOWNLOAD_SHA 5b2b8b7a50111ef395bf1c1d5be11e6e167ac018125055daa8b5c2317ae131ab
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RUN set -eux; \
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\
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apk add --no-cache --virtual .build-deps \
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coreutils \
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dpkg-dev dpkg \
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gcc \
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linux-headers \
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make \
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musl-dev \
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openssl-dev \
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# install real "wget" to avoid:
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# + wget -O redis.tar.gz https://download.redis.io/releases/redis-6.0.6.tar.gz
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# Connecting to download.redis.io (45.60.121.1:80)
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# wget: bad header line: XxhODalH: btu; path=/; Max-Age=900
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wget \
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; \
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\
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wget -O redis.tar.gz "$REDIS_DOWNLOAD_URL"; \
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echo "$REDIS_DOWNLOAD_SHA *redis.tar.gz" | sha256sum -c -; \
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mkdir -p /usr/src/redis; \
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tar -xzf redis.tar.gz -C /usr/src/redis --strip-components=1; \
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rm redis.tar.gz; \
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\
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# disable Redis protected mode [1] as it is unnecessary in context of Docker
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# (ports are not automatically exposed when running inside Docker, but rather explicitly by specifying -p / -P)
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# [1]: https://github.com/redis/redis/commit/edd4d555df57dc84265fdfb4ef59a4678832f6da
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grep -E '^ *createBoolConfig[(]"protected-mode",.*, *1 *,.*[)],$' /usr/src/redis/src/config.c; \
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sed -ri 's!^( *createBoolConfig[(]"protected-mode",.*, *)1( *,.*[)],)$!\10\2!' /usr/src/redis/src/config.c; \
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grep -E '^ *createBoolConfig[(]"protected-mode",.*, *0 *,.*[)],$' /usr/src/redis/src/config.c; \
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# for future reference, we modify this directly in the source instead of just supplying a default configuration flag because apparently "if you specify any argument to redis-server, [it assumes] you are going to specify everything"
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# see also https://github.com/docker-library/redis/issues/4#issuecomment-50780840
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# (more exactly, this makes sure the default behavior of "save on SIGTERM" stays functional by default)
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\
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# https://github.com/jemalloc/jemalloc/issues/467 -- we need to patch the "./configure" for the bundled jemalloc to match how Debian compiles, for compatibility
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# (also, we do cross-builds, so we need to embed the appropriate "--build=xxx" values to that "./configure" invocation)
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gnuArch="$(dpkg-architecture --query DEB_BUILD_GNU_TYPE)"; \
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extraJemallocConfigureFlags="--build=$gnuArch"; \
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# https://salsa.debian.org/debian/jemalloc/-/blob/c0a88c37a551be7d12e4863435365c9a6a51525f/debian/rules#L8-23
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dpkgArch="$(dpkg --print-architecture)"; \
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case "${dpkgArch##*-}" in \
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amd64 | i386 | x32) extraJemallocConfigureFlags="$extraJemallocConfigureFlags --with-lg-page=12" ;; \
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*) extraJemallocConfigureFlags="$extraJemallocConfigureFlags --with-lg-page=16" ;; \
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esac; \
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extraJemallocConfigureFlags="$extraJemallocConfigureFlags --with-lg-hugepage=21"; \
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grep -F 'cd jemalloc && ./configure ' /usr/src/redis/deps/Makefile; \
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sed -ri 's!cd jemalloc && ./configure !&'"$extraJemallocConfigureFlags"' !' /usr/src/redis/deps/Makefile; \
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grep -F "cd jemalloc && ./configure $extraJemallocConfigureFlags " /usr/src/redis/deps/Makefile; \
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\
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export BUILD_TLS=yes; \
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make -C /usr/src/redis -j "$(nproc)" all; \
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make -C /usr/src/redis install; \
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\
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# TODO https://github.com/redis/redis/pull/3494 (deduplicate "redis-server" copies)
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serverMd5="$(md5sum /usr/local/bin/redis-server | cut -d' ' -f1)"; export serverMd5; \
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find /usr/local/bin/redis* -maxdepth 0 \
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-type f -not -name redis-server \
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-exec sh -eux -c ' \
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md5="$(md5sum "$1" | cut -d" " -f1)"; \
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test "$md5" = "$serverMd5"; \
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' -- '{}' ';' \
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-exec ln -svfT 'redis-server' '{}' ';' \
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; \
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\
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rm -r /usr/src/redis; \
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\
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runDeps="$( \
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scanelf --needed --nobanner --format '%n#p' --recursive /usr/local \
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| tr ',' '\n' \
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| sort -u \
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| awk 'system("[ -e /usr/local/lib/" $1 " ]") == 0 { next } { print "so:" $1 }' \
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)"; \
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apk add --no-network --virtual .redis-rundeps $runDeps; \
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apk del --no-network .build-deps; \
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\
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redis-cli --version; \
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redis-server --version
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RUN mkdir /data && chown redis:redis /data
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VOLUME /data
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WORKDIR /data
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COPY . .
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RUN chmod 777 /data/third_party/redis/docker-entrypoint.sh
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RUN cp /data/third_party/redis/docker-entrypoint.sh /usr/local/bin/
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ENTRYPOINT ["docker-entrypoint.sh"]
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EXPOSE 6379
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CMD ["redis-server"]
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#CMD nc -lkp 2000 0.0.0.0
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