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66 lines
2.4 KiB
Docker
66 lines
2.4 KiB
Docker
FROM easypi/alpine-arm:3.8
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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 redis && adduser -S -G redis redis
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# grab su-exec for easy step-down from root
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RUN apk add --no-cache 'su-exec>=0.2'
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ENV REDIS_VERSION 4.0.10
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ENV REDIS_DOWNLOAD_URL http://download.redis.io/releases/redis-4.0.10.tar.gz
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ENV REDIS_DOWNLOAD_SHA 1db67435a704f8d18aec9b9637b373c34aa233d65b6e174bdac4c1b161f38ca4
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# for redis-sentinel see: http://redis.io/topics/sentinel
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RUN set -ex; \
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\
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apk add --no-cache --virtual .build-deps \
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coreutils \
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gcc \
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jemalloc-dev \
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linux-headers \
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make \
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musl-dev \
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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/antirez/redis/commit/edd4d555df57dc84265fdfb4ef59a4678832f6da
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grep -q '^#define CONFIG_DEFAULT_PROTECTED_MODE 1$' /usr/src/redis/src/server.h; \
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sed -ri 's!^(#define CONFIG_DEFAULT_PROTECTED_MODE) 1$!\1 0!' /usr/src/redis/src/server.h; \
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grep -q '^#define CONFIG_DEFAULT_PROTECTED_MODE 0$' /usr/src/redis/src/server.h; \
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# for future reference, we modify this directly in the source instead of just supplying a default configuration flag because apparently "if you specify any argument to redis-server, [it assumes] you are going to specify everything"
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# see also https://github.com/docker-library/redis/issues/4#issuecomment-50780840
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# (more exactly, this makes sure the default behavior of "save on SIGTERM" stays functional by default)
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\
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make -C /usr/src/redis -j "$(nproc)"; \
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make -C /usr/src/redis install; \
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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 --virtual .redis-rundeps $runDeps; \
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apk del .build-deps; \
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\
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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 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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