Create Dockerfile

Dockerfile

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+#
+# NOTE: THIS DOCKERFILE IS GENERATED VIA "apply-templates.sh"
+#
+# PLEASE DO NOT EDIT IT DIRECTLY.
+#
+
+FROM alpine:3.19
+
+# add our user and group first to make sure their IDs get assigned consistently, regardless of whatever dependencies get added
+RUN set -eux; \
+# alpine already has a gid 999, so we'll use the next id
+	addgroup -S -g 1000 redis; \
+	adduser -S -G redis -u 999 redis
+
+# runtime dependencies
+RUN set -eux; \
+	apk add --no-cache \
+# add tzdata for https://github.com/docker-library/redis/issues/138
+		tzdata \
+	;
+
+# grab gosu for easy step-down from root
+# https://github.com/tianon/gosu/releases
+ENV GOSU_VERSION 1.17
+RUN set -eux; \
+	apk add --no-cache --virtual .gosu-fetch gnupg; \
+	arch="$(apk --print-arch)"; \
+	case "$arch" in \
+		'x86_64') url='https://github.com/tianon/gosu/releases/download/1.17/gosu-amd64'; sha256='bbc4136d03ab138b1ad66fa4fc051bafc6cc7ffae632b069a53657279a450de3' ;; \
+		'aarch64') url='https://github.com/tianon/gosu/releases/download/1.17/gosu-arm64'; sha256='c3805a85d17f4454c23d7059bcb97e1ec1af272b90126e79ed002342de08389b' ;; \
+		'armhf') url='https://github.com/tianon/gosu/releases/download/1.17/gosu-armhf'; sha256='e5866286277ff2a2159fb9196fea13e0a59d3f1091ea46ddb985160b94b6841b' ;; \
+		'x86') url='https://github.com/tianon/gosu/releases/download/1.17/gosu-i386'; sha256='087dbb8fe479537e64f9c86fa49ff3b41dee1cbd28739a19aaef83dc8186b1ca' ;; \
+		'ppc64le') url='https://github.com/tianon/gosu/releases/download/1.17/gosu-ppc64el'; sha256='1891acdcfa70046818ab6ed3c52b9d42fa10fbb7b340eb429c8c7849691dbd76' ;; \
+		'riscv64') url='https://github.com/tianon/gosu/releases/download/1.17/gosu-riscv64'; sha256='38a6444b57adce135c42d5a3689f616fc7803ddc7a07ff6f946f2ebc67a26ba6' ;; \
+		's390x') url='https://github.com/tianon/gosu/releases/download/1.17/gosu-s390x'; sha256='69873bab588192f760547ca1f75b27cfcf106e9f7403fee6fd0600bc914979d0' ;; \
+		'armv7') url='https://github.com/tianon/gosu/releases/download/1.17/gosu-armhf'; sha256='e5866286277ff2a2159fb9196fea13e0a59d3f1091ea46ddb985160b94b6841b' ;; \
+		*) echo >&2 "error: unsupported gosu architecture: '$arch'"; exit 1 ;; \
+	esac; \
+	wget -O /usr/local/bin/gosu.asc "$url.asc"; \
+	wget -O /usr/local/bin/gosu "$url"; \
+	echo "$sha256 */usr/local/bin/gosu" | sha256sum -c -; \
+	export GNUPGHOME="$(mktemp -d)"; \
+	gpg --batch --keyserver hkps://keys.openpgp.org --recv-keys B42F6819007F00F88E364FD4036A9C25BF357DD4; \
+	gpg --batch --verify /usr/local/bin/gosu.asc /usr/local/bin/gosu; \
+	gpgconf --kill all; \
+	rm -rf "$GNUPGHOME" /usr/local/bin/gosu.asc; \
+	apk del --no-network .gosu-fetch; \
+	chmod +x /usr/local/bin/gosu; \
+	gosu --version; \
+	gosu nobody true
+
+ENV REDIS_VERSION 7.2.4
+ENV REDIS_DOWNLOAD_URL http://download.redis.io/releases/redis-7.2.4.tar.gz
+ENV REDIS_DOWNLOAD_SHA 8d104c26a154b29fd67d6568b4f375212212ad41e0c2caa3d66480e78dbd3b59
+
+RUN set -eux; \
+	\
+	apk add --no-cache --virtual .build-deps \
+		coreutils \
+		dpkg-dev dpkg \
+		gcc \
+		linux-headers \
+		make \
+		musl-dev \
+		openssl-dev \
+# install real "wget" to avoid:
+#   + wget -O redis.tar.gz https://download.redis.io/releases/redis-x.y.z.tar.gz
+#   Connecting to download.redis.io (45.60.121.1:80)
+#   wget: bad header line:     XxhODalH: btu; path=/; Max-Age=900
+		wget \
+	; \
+	\
+	wget -O redis.tar.gz "$REDIS_DOWNLOAD_URL"; \
+	echo "$REDIS_DOWNLOAD_SHA *redis.tar.gz" | sha256sum -c -; \
+	mkdir -p /usr/src/redis; \
+	tar -xzf redis.tar.gz -C /usr/src/redis --strip-components=1; \
+	rm redis.tar.gz; \
+	\
+# disable Redis protected mode [1] as it is unnecessary in context of Docker
+# (ports are not automatically exposed when running inside Docker, but rather explicitly by specifying -p / -P)
+# [1]: https://github.com/redis/redis/commit/edd4d555df57dc84265fdfb4ef59a4678832f6da
+	grep -E '^ *createBoolConfig[(]"protected-mode",.*, *1 *,.*[)],$' /usr/src/redis/src/config.c; \
+	sed -ri 's!^( *createBoolConfig[(]"protected-mode",.*, *)1( *,.*[)],)$!\10\2!' /usr/src/redis/src/config.c; \
+	grep -E '^ *createBoolConfig[(]"protected-mode",.*, *0 *,.*[)],$' /usr/src/redis/src/config.c; \
+# for future reference, we modify this directly in the source instead of just supplying a default configuration flag because apparently "if you specify any argument to redis-server, [it assumes] you are going to specify everything"
+# see also https://github.com/docker-library/redis/issues/4#issuecomment-50780840
+# (more exactly, this makes sure the default behavior of "save on SIGTERM" stays functional by default)
+	\
+# https://github.com/jemalloc/jemalloc/issues/467 -- we need to patch the "./configure" for the bundled jemalloc to match how Debian compiles, for compatibility
+# (also, we do cross-builds, so we need to embed the appropriate "--build=xxx" values to that "./configure" invocation)
+	gnuArch="$(dpkg-architecture --query DEB_BUILD_GNU_TYPE)"; \
+	extraJemallocConfigureFlags="--build=$gnuArch"; \
+# https://salsa.debian.org/debian/jemalloc/-/blob/c0a88c37a551be7d12e4863435365c9a6a51525f/debian/rules#L8-23
+	dpkgArch="$(dpkg --print-architecture)"; \
+	case "${dpkgArch##*-}" in \
+		amd64 | i386 | x32) extraJemallocConfigureFlags="$extraJemallocConfigureFlags --with-lg-page=12" ;; \
+		*) extraJemallocConfigureFlags="$extraJemallocConfigureFlags --with-lg-page=16" ;; \
+	esac; \
+	extraJemallocConfigureFlags="$extraJemallocConfigureFlags --with-lg-hugepage=21"; \
+	grep -F 'cd jemalloc && ./configure ' /usr/src/redis/deps/Makefile; \
+	sed -ri 's!cd jemalloc && ./configure !&'"$extraJemallocConfigureFlags"' !' /usr/src/redis/deps/Makefile; \
+	grep -F "cd jemalloc && ./configure $extraJemallocConfigureFlags " /usr/src/redis/deps/Makefile; \
+	\
+	export BUILD_TLS=yes; \
+	make -C /usr/src/redis -j "$(nproc)" all; \
+	make -C /usr/src/redis install; \
+	\
+# TODO https://github.com/redis/redis/pull/3494 (deduplicate "redis-server" copies)
+	serverMd5="$(md5sum /usr/local/bin/redis-server | cut -d' ' -f1)"; export serverMd5; \
+	find /usr/local/bin/redis* -maxdepth 0 \
+		-type f -not -name redis-server \
+		-exec sh -eux -c ' \
+			md5="$(md5sum "$1" | cut -d" " -f1)"; \
+			test "$md5" = "$serverMd5"; \
+		' -- '{}' ';' \
+		-exec ln -svfT 'redis-server' '{}' ';' \
+	; \
+	\
+	rm -r /usr/src/redis; \
+	\
+	runDeps="$( \
+		scanelf --needed --nobanner --format '%n#p' --recursive /usr/local \
+			| tr ',' '\n' \
+			| sort -u \
+			| awk 'system("[ -e /usr/local/lib/" $1 " ]") == 0 { next } { print "so:" $1 }' \
+	)"; \
+	apk add --no-network --virtual .redis-rundeps $runDeps; \
+	apk del --no-network .build-deps; \
+	\
+	redis-cli --version; \
+	redis-server --version; \
+	\
+	echo '{"spdxVersion":"SPDX-2.3","SPDXID":"SPDXRef-DOCUMENT","name":"redis-server-sbom","packages":[{"name":"redis-server","versionInfo":"7.2.4","SPDXID":"SPDXRef-Package--redis-server","externalRefs":[{"referenceCategory":"PACKAGE-MANAGER","referenceType":"purl","referenceLocator":"pkg:generic/[email protected]?os_name=alpine&os_version=3.19"}],"licenseDeclared":"BSD-3-Clause"}]}' > /usr/local/redis.spdx.json
+
+RUN mkdir /data && chown redis:redis /data
+VOLUME /data
+WORKDIR /data
+
+COPY docker-entrypoint.sh /usr/local/bin/
+ENTRYPOINT ["docker-entrypoint.sh"]
+
+EXPOSE 6379
+CMD ["redis-server"]