Docker_002

2020-08-19 10:50:20 浏览数 (2)

Dockerfile_redis_5.0
代码语言:javascript复制
FROM debian:buster-slim

# add our user and group first to make sure their IDs get assigned consistently, regardless of whatever dependencies get added
RUN groupadd -r -g 999 redis && useradd -r -g redis -u 999 redis

# grab gosu for easy step-down from root
# https://github.com/tianon/gosu/releases
ENV GOSU_VERSION 1.11
RUN set -eux; 
# save list of currently installed packages for later so we can clean up
	savedAptMark="$(apt-mark showmanual)"; 
	apt-get update; 
	apt-get install -y --no-install-recommends 
		ca-certificates 
		dirmngr 
		gnupg 
		wget 
	; 
	rm -rf /var/lib/apt/lists/*; 
	
	dpkgArch="$(dpkg --print-architecture | awk -F- '{ print $NF }')"; 
	wget -O /usr/local/bin/gosu "https://github.com/tianon/gosu/releases/download/$GOSU_VERSION/gosu-$dpkgArch"; 
	wget -O /usr/local/bin/gosu.asc "https://github.com/tianon/gosu/releases/download/$GOSU_VERSION/gosu-$dpkgArch.asc"; 
	
# verify the signature
	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; 
	
# clean up fetch dependencies
	apt-mark auto '.*' > /dev/null; 
	[ -z "$savedAptMark" ] || apt-mark manual $savedAptMark > /dev/null; 
	apt-get purge -y --auto-remove -o APT::AutoRemove::RecommendsImportant=false; 
	
	chmod  x /usr/local/bin/gosu; 
# verify that the binary works
	gosu --version; 
	gosu nobody true

ENV REDIS_VERSION 5.0.8
ENV REDIS_DOWNLOAD_URL http://download.redis.io/releases/redis-5.0.8.tar.gz
ENV REDIS_DOWNLOAD_SHA f3c7eac42f433326a8d981b50dba0169fdfaf46abb23fcda2f933a7552ee4ed7

RUN set -eux; 
	
	savedAptMark="$(apt-mark showmanual)"; 
	apt-get update; 
	apt-get install -y --no-install-recommends 
		ca-certificates 
		wget 
		
		gcc 
		libc6-dev 
		make 
	; 
	rm -rf /var/lib/apt/lists/*; 
	
	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/antirez/redis/commit/edd4d555df57dc84265fdfb4ef59a4678832f6da
	grep -q '^#define CONFIG_DEFAULT_PROTECTED_MODE 1$' /usr/src/redis/src/server.h; 
	sed -ri 's!^(#define CONFIG_DEFAULT_PROTECTED_MODE) 1$!1 0!' /usr/src/redis/src/server.h; 
	grep -q '^#define CONFIG_DEFAULT_PROTECTED_MODE 0$' /usr/src/redis/src/server.h; 
# 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)
	
	make -C /usr/src/redis -j "$(nproc)" all; 
	make -C /usr/src/redis install; 
	
# TODO https://github.com/antirez/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; 
	
	apt-mark auto '.*' > /dev/null; 
	[ -z "$savedAptMark" ] || apt-mark manual $savedAptMark > /dev/null; 
	find /usr/local -type f -executable -exec ldd '{}' ';' 
		| awk '/=>/ { print $(NF-1) }' 
		| sort -u 
		| xargs -r dpkg-query --search 
		| cut -d: -f1 
		| sort -u 
		| xargs -r apt-mark manual 
	; 
	apt-get purge -y --auto-remove -o APT::AutoRemove::RecommendsImportant=false; 
	
	redis-cli --version; 
	redis-server --version

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"]
Dockerfile_alpine_httpd_2.4
代码语言:javascript复制
FROM alpine:3.11

# ensure www-data user exists
RUN set -x 
	&& addgroup -g 82 -S www-data 
	&& adduser -u 82 -D -S -G www-data www-data
# 82 is the standard uid/gid for "www-data" in Alpine
# https://git.alpinelinux.org/cgit/aports/tree/main/apache2/apache2.pre-install?h=v3.8.1
# https://git.alpinelinux.org/cgit/aports/tree/main/lighttpd/lighttpd.pre-install?h=v3.8.1
# https://git.alpinelinux.org/cgit/aports/tree/main/nginx/nginx.pre-install?h=v3.8.1

ENV HTTPD_PREFIX /usr/local/apache2
ENV PATH $HTTPD_PREFIX/bin:$PATH
RUN mkdir -p "$HTTPD_PREFIX" 
	&& chown www-data:www-data "$HTTPD_PREFIX"
WORKDIR $HTTPD_PREFIX

ENV HTTPD_VERSION 2.4.43
ENV HTTPD_SHA256 a497652ab3fc81318cdc2a203090a999150d86461acff97c1065dc910fe10f43

# https://httpd.apache.org/security/vulnerabilities_24.html
ENV HTTPD_PATCHES=""

# see https://httpd.apache.org/docs/2.4/install.html#requirements
RUN set -eux; 
	
	runDeps=' 
		apr-dev 
		apr-util-dbm_db 
		apr-util-dev 
		apr-util-ldap 
		perl 
	'; 
	apk add --no-cache --virtual .build-deps 
		$runDeps 
		ca-certificates 
		coreutils 
		dpkg-dev dpkg 
		gcc 
		gnupg 
		libc-dev 
		# mod_md
		curl-dev 
		jansson-dev 
		# mod_proxy_html mod_xml2enc
		libxml2-dev 
		# mod_lua
		lua-dev 
		make 
		# mod_http2
		nghttp2-dev 
		# mod_session_crypto
		openssl 
		openssl-dev 
		pcre-dev 
		tar 
		# mod_deflate
		zlib-dev 
		# mod_brotli
		brotli-dev 
	; 
	
	ddist() { 
		local f="$1"; shift; 
		local distFile="$1"; shift; 
		local success=; 
		local distUrl=; 
		for distUrl in 
# https://issues.apache.org/jira/browse/INFRA-8753?focusedCommentId=14735394#comment-14735394
			'https://www.apache.org/dyn/closer.cgi?action=download&filename=' 
# if the version is outdated (or we're grabbing the .asc file), we might have to pull from the dist/archive :/
			https://www-us.apache.org/dist/ 
			https://www.apache.org/dist/ 
			https://archive.apache.org/dist/ 
		; do 
			if wget -O "$f" "$distUrl$distFile" && [ -s "$f" ]; then 
				success=1; 
				break; 
			fi; 
		done; 
		[ -n "$success" ]; 
	}; 
	
	ddist 'httpd.tar.bz2' "httpd/httpd-$HTTPD_VERSION.tar.bz2"; 
	echo "$HTTPD_SHA256 *httpd.tar.bz2" | sha256sum -c -; 
	
# see https://httpd.apache.org/download.cgi#verify
	ddist 'httpd.tar.bz2.asc' "httpd/httpd-$HTTPD_VERSION.tar.bz2.asc"; 
	export GNUPGHOME="$(mktemp -d)"; 
	for key in 
# gpg: key 791485A8: public key "Jim Jagielski (Release Signing Key) <jim@apache.org>" imported
		A93D62ECC3C8EA12DB220EC934EA76E6791485A8 
# gpg: key 995E35221AD84DFF: public key "Daniel Ruggeri (https://home.apache.org/~druggeri/) <druggeri@apache.org>" imported
		B9E8213AEFB861AF35A41F2C995E35221AD84DFF 
	; do 
		gpg --batch --keyserver ha.pool.sks-keyservers.net --recv-keys "$key"; 
	done; 
	gpg --batch --verify httpd.tar.bz2.asc httpd.tar.bz2; 
	command -v gpgconf && gpgconf --kill all || :; 
	rm -rf "$GNUPGHOME" httpd.tar.bz2.asc; 
	
	mkdir -p src; 
	tar -xf httpd.tar.bz2 -C src --strip-components=1; 
	rm httpd.tar.bz2; 
	cd src; 
	
	patches() { 
		while [ "$#" -gt 0 ]; do 
			local patchFile="$1"; shift; 
			local patchSha256="$1"; shift; 
			ddist "$patchFile" "httpd/patches/apply_to_$HTTPD_VERSION/$patchFile"; 
			echo "$patchSha256 *$patchFile" | sha256sum -c -; 
			patch -p0 < "$patchFile"; 
			rm -f "$patchFile"; 
		done; 
	}; 
	patches $HTTPD_PATCHES; 
	
	gnuArch="$(dpkg-architecture --query DEB_BUILD_GNU_TYPE)"; 
	./configure 
		--build="$gnuArch" 
		--prefix="$HTTPD_PREFIX" 
		--enable-mods-shared=reallyall 
		--enable-mpms-shared=all 
# PIE and hardening flags are unnecessary as Alpine enables them automatically (https://alpinelinux.org/about/)
	; 
	make -j "$(nproc)"; 
	make install; 
	
	cd ..; 
	rm -r src man manual; 
	
	sed -ri 
		-e 's!^(s*CustomLog)s S !1 /proc/self/fd/1!g' 
		-e 's!^(s*ErrorLog)s S !1 /proc/self/fd/2!g' 
		-e 's!^(s*TransferLog)s S !1 /proc/self/fd/1!g' 
		"$HTTPD_PREFIX/conf/httpd.conf" 
		"$HTTPD_PREFIX/conf/extra/httpd-ssl.conf" 
	; 
	
	runDeps="$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 .httpd-rundeps $runDeps; 
	apk del --no-network .build-deps; 
	
# smoke test
	httpd -v

# https://httpd.apache.org/docs/2.4/stopping.html#gracefulstop
STOPSIGNAL SIGWINCH

COPY httpd-foreground /usr/local/bin/

EXPOSE 80
CMD ["httpd-foreground"]

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