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56 lines
2.1 KiB
Docker
56 lines
2.1 KiB
Docker
FROM easypi/alpine-arm:3.7
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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 libgcc 'su-exec>=0.2'
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ENV REDIS_VERSION 4.0.6
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ENV REDIS_DOWNLOAD_URL http://download.redis.io/releases/redis-4.0.6.tar.gz
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ENV REDIS_DOWNLOAD_SHA 769b5d69ec237c3e0481a262ff5306ce30db9b5c8ceb14d1023491ca7be5f6fa
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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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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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apk del .build-deps
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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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