test: make 3.5.1 == latest

r-ver/3.5.1/hooks/post_push

+#!/bin/bash
+set -e
+
+# add additional tags without bugfix and minor version
+MAJ_MIN_BUG=${PWD##*/}
+MAJ_MIN=$(echo $MAJ_MIN_BUG | sed "s/\.[^\.]*$//")
+MAJ=$(echo $MAJ_MIN | sed "s/\.[^\.]*$//")
+
+echo "Add version tags for major and major.minor releases."
+
+## x.y.z
+# Tag for major.minor.bug is already provided by Docker Hub configuration
+
+## x.y
+# Check if this image is newest within major.minor
+NEWEST_MAJ_MIN=`ls ../ | grep "^$MAJ_MIN" | sort --version-sort | tail -n 1`
+if [ "$MAJ_MIN_BUG" == "$NEWEST_MAJ_MIN" ]
+then
+    echo "This version is also the newest major.minor version, add tag '$MAJ_MIN' to '$MAJ_MIN_BUG'"
+    docker tag $IMAGE_NAME $DOCKER_REPO:$MAJ_MIN
+    docker push $DOCKER_REPO:$MAJ_MIN
+else
+    echo "$NEWEST_MAJ_MIN is newest version starting with $MAJ_MIN, not tagging this one ($MAJ_MIN_BUG)."
+fi
+
+## x
+# Check if this image is "latest" within major
+NEWEST_MAJ=`ls ../ | grep "^$MAJ" | sort --version-sort | tail -n 1`
+if [ "$MAJ_MIN_BUG" == "$NEWEST_MAJ" ]
+then
+    echo "This version is also the newest major version, add tag '$MAJ' to '$MAJ_MIN_BUG'."
+    docker tag $IMAGE_NAME $DOCKER_REPO:$MAJ
+    docker push $DOCKER_REPO:$MAJ
+else
+    echo "$NEWEST_MAJ is newest version starting with $MAJ, not tagging this one ($MAJ_MIN_BUG)."
+fi
+
+## Get "latest": list parent directory files starting with number, sort them and only select the last one
+LATEST=`ls ../ | grep '^[0-9]' | sort --version-sort | tail -n 1`
+if [ "$MAJ_MIN_BUG" == "$LATEST" ]
+then
+    echo "This version is also newest version overall, add 'latest' tag to $MAJ_MIN_BUG"
+    docker tag $IMAGE_NAME $DOCKER_REPO:latest
+    docker push $DOCKER_REPO:latest
+else
+    echo "$LATEST is newest version overall, not tagging this one ($MAJ_MIN_BUG) with latest."
+fi
+
+echo "Version tagging completed."

r-ver/Dockerfile

-FROM debian:stretch
-
-LABEL org.label-schema.license="GPL-2.0" \
-      org.label-schema.vcs-url="https://github.com/rocker-org/rocker-versioned" \
-      org.label-schema.vendor="Rocker Project" \
-      maintainer="Carl Boettiger <cboettig@ropensci.org>"
-
-ARG R_VERSION
-ARG BUILD_DATE
-ENV R_VERSION=${R_VERSION:-3.5.1} \
-    LC_ALL=en_US.UTF-8 \
-    LANG=en_US.UTF-8 \
-    TERM=xterm
-
-RUN apt-get update \
-  && apt-get install -y --no-install-recommends \
-    bash-completion \
-    ca-certificates \
-    file \
-    fonts-texgyre \
-    g++ \
-    gfortran \
-    gsfonts \
-    libblas-dev \
-    libbz2-1.0 \
-    libcurl3 \
-    libicu57 \
-    libjpeg62-turbo \
-    libopenblas-dev \
-    libpangocairo-1.0-0 \
-    libpcre3 \
-    libpng16-16 \
-    libreadline7 \
-    libtiff5 \
-    liblzma5 \
-    locales \
-    make \
-    unzip \
-    zip \
-    zlib1g \
-  && echo "en_US.UTF-8 UTF-8" >> /etc/locale.gen \
-  && locale-gen en_US.utf8 \
-  && /usr/sbin/update-locale LANG=en_US.UTF-8 \
-  && BUILDDEPS="curl \
-    default-jdk \
-    libbz2-dev \
-    libcairo2-dev \
-    libcurl4-openssl-dev \
-    libpango1.0-dev \
-    libjpeg-dev \
-    libicu-dev \
-    libpcre3-dev \
-    libpng-dev \
-    libreadline-dev \
-    libtiff5-dev \
-    liblzma-dev \
-    libx11-dev \
-    libxt-dev \
-    perl \
-    tcl8.6-dev \
-    tk8.6-dev \
-    texinfo \
-    texlive-extra-utils \
-    texlive-fonts-recommended \
-    texlive-fonts-extra \
-    texlive-latex-recommended \
-    x11proto-core-dev \
-    xauth \
-    xfonts-base \
-    xvfb \
-    zlib1g-dev" \
-  && apt-get install -y --no-install-recommends $BUILDDEPS \
-  && cd tmp/ \
-  ## Download source code
-  && curl -O https://cran.r-project.org/src/base/R-3/R-${R_VERSION}.tar.gz \
-  ## Extract source code
-  && tar -xf R-${R_VERSION}.tar.gz \
-  && cd R-${R_VERSION} \
-  ## Set compiler flags
-  && R_PAPERSIZE=letter \
-    R_BATCHSAVE="--no-save --no-restore" \
-    R_BROWSER=xdg-open \
-    PAGER=/usr/bin/pager \
-    PERL=/usr/bin/perl \
-    R_UNZIPCMD=/usr/bin/unzip \
-    R_ZIPCMD=/usr/bin/zip \
-    R_PRINTCMD=/usr/bin/lpr \
-    LIBnn=lib \
-    AWK=/usr/bin/awk \
-    CFLAGS="-g -O2 -fstack-protector-strong -Wformat -Werror=format-security -Wdate-time -D_FORTIFY_SOURCE=2 -g" \
-    CXXFLAGS="-g -O2 -fstack-protector-strong -Wformat -Werror=format-security -Wdate-time -D_FORTIFY_SOURCE=2 -g" \
-  ## Configure options
-  ./configure --enable-R-shlib \
-               --enable-memory-profiling \
-               --with-readline \
-               --with-blas \
-               --with-tcltk \
-               --disable-nls \
-               --with-recommended-packages \
-  ## Build and install
-  && make \
-  && make install \
-  ## Add a default CRAN mirror
-  && echo "options(repos = c(CRAN = 'https://cran.rstudio.com/'), download.file.method = 'libcurl')" >> /usr/local/lib/R/etc/Rprofile.site \
-  ## Add a library directory (for user-installed packages)
-  && mkdir -p /usr/local/lib/R/site-library \
-  && chown root:staff /usr/local/lib/R/site-library \
-  && chmod g+wx /usr/local/lib/R/site-library \
-  ## Fix library path
-  && echo "R_LIBS_USER='/usr/local/lib/R/site-library'" >> /usr/local/lib/R/etc/Renviron \
-  && echo "R_LIBS=\${R_LIBS-'/usr/local/lib/R/site-library:/usr/local/lib/R/library:/usr/lib/R/library'}" >> /usr/local/lib/R/etc/Renviron \
-  ## install packages from date-locked MRAN snapshot of CRAN
-  && [ -z "$BUILD_DATE" ] && BUILD_DATE=$(TZ="America/Los_Angeles" date -I) || true \
-  && MRAN=https://mran.microsoft.com/snapshot/${BUILD_DATE} \
-  && echo MRAN=$MRAN >> /etc/environment \
-  && export MRAN=$MRAN \
-  ## MRAN becomes default only in versioned images
-  ## Use littler installation scripts
-  && Rscript -e "install.packages(c('littler', 'docopt'))" \
-  && ln -s /usr/local/lib/R/site-library/littler/examples/install2.r /usr/local/bin/install2.r \
-  && ln -s /usr/local/lib/R/site-library/littler/examples/installGithub.r /usr/local/bin/installGithub.r \
-  && ln -s /usr/local/lib/R/site-library/littler/bin/r /usr/local/bin/r \
-  ## Clean up from R source install
-  && cd / \
-  && rm -rf /tmp/* \
-  && apt-get remove --purge -y $BUILDDEPS \
-  && apt-get autoremove -y \
-  && apt-get autoclean -y \
-  && rm -rf /var/lib/apt/lists/*
-
-CMD ["R"]
-

r-ver/Dockerfile

+3.5.1/Dockerfile
\ No newline at end of file