Dockerfile制作nginx鏡像

nginx版本為1.16.1,基礎鏡像為alpine-linux,鏡像最終大小為25.7M

FROM?alpine:latest
ENV?ng_config?/usr/local/nginx-1.16.1
ADD?nginx-1.16.1.tar.gz?/usr/local/

RUN?CONFIG="\
--prefix=/usr/local/nginx?\
--user=nginx?\
--group=nginx?\
--with-http_ssl_module?\
--with-http_gzip_static_module?\
--with-http_image_filter_module?\
--with-http_stub_status_module?\
"?\

&&?addgroup?-S?nginx?\
&&?adduser?-D?-S?-h?/var/cache/nginx?-s?/sbin/nologin?-G?nginx?nginx?\
&&?apk?add?--no-cache?--virtual?.build-deps?\
gcc?g++?pcre?pcre-dev?expat-dev?perl?zlib-dev?libxml2-dev?make?openssl?openssl-dev?bzip2-dev?gd?gd-dev?\
&&?rm?-rf?/var/cache/apk/*?\

&&?cd?$ng_config?\
&&?./configure?$CONFIG?\
&&?sed?-ri?"s/-Werror//"?$ng_config/objs/Makefile?\
&&?make?\
&&?make?install?\

#######################清除虛包#########################
&&?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:"?$1?}'?\
)"?\
&&?apk?add?--no-cache?$runDeps?\
&&?apk?del??.build-deps?\
&&?rm?-rf?$ng_config
########################################################

expose?80?443
WORKDIR?/usr/local/nginx/
ENTRYPOINT?[?"./sbin/nginx"?,"-g"?,"daemon?off;"]