1FROM debian:stretch-slim 2 3LABEL maintainer="NGINX Docker Maintainers <docker-maint@nginx.com>" 4 5ENV UNIT_VERSION 1.11.0-1~stretch 6 7RUN set -x \ 8 && apt-get update \ 9 && apt-get install --no-install-recommends --no-install-suggests -y gnupg1 apt-transport-https ca-certificates \ 10 && \ 11 NGINX_GPGKEY=573BFD6B3D8FBC641079A6ABABF5BD827BD9BF62; \ 12 found=''; \ 13 for server in \ 14 ha.pool.sks-keyservers.net \ 15 hkp://keyserver.ubuntu.com:80 \ 16 hkp://p80.pool.sks-keyservers.net:80 \ 17 pgp.mit.edu \ 18 ; do \ 19 echo "Fetching GPG key $NGINX_GPGKEY from $server"; \ 20 apt-key adv --keyserver "$server" --keyserver-options timeout=10 --recv-keys "$NGINX_GPGKEY" && found=yes && break; \ 21 done; \ 22 test -z "$found" && echo >&2 "error: failed to fetch GPG key $NGINX_GPGKEY" && exit 1; \ 23 apt-get remove --purge --auto-remove -y gnupg1 && rm -rf /var/lib/apt/lists/* \ 24 && dpkgArch="$(dpkg --print-architecture)" \ 25 && unitPackages="unit=${UNIT_VERSION}" \ 26 && case "$dpkgArch" in \ 27 amd64|i386) \ 28# arches officialy built by upstream 29 echo "deb https://packages.nginx.org/unit/debian/ stretch unit" >> /etc/apt/sources.list.d/unit.list \ 30 && apt-get update \ 31 ;; \ 32 *) \ 33# we're on an architecture upstream doesn't officially build for 34# let's build binaries from the published source packages 35 echo "deb-src https://packages.nginx.org/unit/debian/ stretch unit" >> /etc/apt/sources.list.d/unit.list \ 36 \ 37# new directory for storing sources and .deb files 38 && tempDir="$(mktemp -d)" \ 39 && chmod 777 "$tempDir" \ 40# (777 to ensure APT's "_apt" user can access it too) 41 \ 42# save list of currently-installed packages so build dependencies can be cleanly removed later 43 && savedAptMark="$(apt-mark showmanual)" \ 44 \ 45# build .deb files from upstream's source packages (which are verified by apt-get) 46 && apt-get update \ 47 && apt-get build-dep -y $unitPackages \ 48 && ( \ 49 cd "$tempDir" \ 50 && DEB_BUILD_OPTIONS="nocheck parallel=$(nproc)" \ 51 apt-get source --compile $unitPackages \ 52 ) \ 53# we don't remove APT lists here because they get re-downloaded and removed later 54 \ 55# reset apt-mark's "manual" list so that "purge --auto-remove" will remove all build dependencies 56# (which is done after we install the built packages so we don't have to redownload any overlapping dependencies) 57 && apt-mark showmanual | xargs apt-mark auto > /dev/null \ 58 && { [ -z "$savedAptMark" ] || apt-mark manual $savedAptMark; } \ 59 \ 60# create a temporary local APT repo to install from (so that dependency resolution can be handled by APT, as it should be) 61 && ls -lAFh "$tempDir" \ 62 && ( cd "$tempDir" && dpkg-scanpackages . > Packages ) \ 63 && grep '^Package: ' "$tempDir/Packages" \ 64 && echo "deb [ trusted=yes ] file://$tempDir ./" > /etc/apt/sources.list.d/temp.list \ 65# work around the following APT issue by using "Acquire::GzipIndexes=false" (overriding "/etc/apt/apt.conf.d/docker-gzip-indexes") 66# Could not open file /var/lib/apt/lists/partial/_tmp_tmp.ODWljpQfkE_._Packages - open (13: Permission denied) 67# ... 68# E: Failed to fetch store:/var/lib/apt/lists/partial/_tmp_tmp.ODWljpQfkE_._Packages Could not open file /var/lib/apt/lists/partial/_tmp_tmp.ODWljpQfkE_._Packages - open (13: Permission denied) 69 && apt-get -o Acquire::GzipIndexes=false update \ 70 ;; \ 71 esac \ 72 \ 73 && apt-get install --no-install-recommends --no-install-suggests -y \ 74 $unitPackages \ 75 curl \ 76 && apt-get remove --purge --auto-remove -y apt-transport-https && rm -rf /var/lib/apt/lists/* /etc/apt/sources.list.d/unit.list \ 77 \ 78# if we have leftovers from building, let's purge them (including extra, unnecessary build deps) 79 && if [ -n "$tempDir" ]; then \ 80 apt-get purge -y --auto-remove \ 81 && rm -rf "$tempDir" /etc/apt/sources.list.d/temp.list; \ 82 fi 83 84# forward log to docker log collector 85RUN ln -sf /dev/stdout /var/log/unit.log 86 87STOPSIGNAL SIGTERM 88 89CMD ["unitd", "--no-daemon", "--control", "unix:/var/run/control.unit.sock"] 90