[misc] minimize base image (#120)

* [docker] drop sudo

Signed-off-by: Jakob Ackermann <das7pad@outlook.com>

* [docker] install qpdf in a single stage

Signed-off-by: Jakob Ackermann <das7pad@outlook.com>

* [docker] install texlive and additional tlmgr packages in a single stage

Signed-off-by: Jakob Ackermann <das7pad@outlook.com>

* [docker] drop the apt package lists

Signed-off-by: Jakob Ackermann <das7pad@outlook.com>

* [docker] pull the package lists only once

move the installation of nodejs into the dependencies install section

Signed-off-by: Jakob Ackermann <das7pad@outlook.com>

* [docker] delete the default nginx configuration files immediately

Signed-off-by: Jakob Ackermann <das7pad@outlook.com>

* [docker] skip the downloading and storage of unused texlive artifacts

Signed-off-by: Jakob Ackermann <das7pad@outlook.com>

* [docker] drop the npm download cache

Signed-off-by: Jakob Ackermann <das7pad@outlook.com>

* [docker] apply review feedback

- install qpdf as ubuntu package
- add a comment on the nginx config removal
- add back and update a note on changing the texlive mirror

Dockerfile

@@ -56,7 +56,6 @@ ADD ${baseDir}/runit /etc/service
 
 # Configure nginx
 # ---------------
-RUN rm /etc/nginx/sites-enabled/default
 ADD ${baseDir}/nginx/nginx.conf /etc/nginx/nginx.conf
 ADD ${baseDir}/nginx/sharelatex.conf /etc/nginx/sites-enabled/sharelatex.conf
 

Dockerfile-base

@@ -9,47 +9,59 @@ ENV baseDir .
 
 # Install dependencies
 # --------------------
-RUN apt-get update
-RUN apt-get install -y sudo
-RUN apt-get install -y build-essential wget net-tools unzip time imagemagick optipng strace nginx git python zlib1g-dev libpcre3-dev aspell aspell-en aspell-af aspell-am aspell-ar aspell-ar-large aspell-bg aspell-bn aspell-br aspell-ca aspell-cs aspell-cy aspell-da aspell-de aspell-el aspell-eo aspell-es aspell-et aspell-eu-es aspell-fa aspell-fo aspell-fr aspell-ga aspell-gl-minimos aspell-gu aspell-he aspell-hi aspell-hr aspell-hsb aspell-hu aspell-hy aspell-id aspell-is aspell-it aspell-kk aspell-kn aspell-ku aspell-lt aspell-lv aspell-ml aspell-mr aspell-nl aspell-nr aspell-ns  aspell-pa aspell-pl aspell-pt aspell-pt-br aspell-ro aspell-ru aspell-sk aspell-sl aspell-ss aspell-st aspell-sv aspell-tl aspell-tn aspell-ts aspell-uk aspell-uz aspell-xh aspell-zu
+RUN apt-get update \
+&&  apt-get install -y \
+      build-essential wget net-tools unzip time imagemagick optipng strace nginx git python zlib1g-dev libpcre3-dev \
+      qpdf \
+      aspell aspell-en aspell-af aspell-am aspell-ar aspell-ar-large aspell-bg aspell-bn aspell-br aspell-ca aspell-cs aspell-cy aspell-da aspell-de aspell-el aspell-eo aspell-es aspell-et aspell-eu-es aspell-fa aspell-fo aspell-fr aspell-ga aspell-gl-minimos aspell-gu aspell-he aspell-hi aspell-hr aspell-hsb aspell-hu aspell-hy aspell-id aspell-is aspell-it aspell-kk aspell-kn aspell-ku aspell-lt aspell-lv aspell-ml aspell-mr aspell-nl aspell-nr aspell-ns  aspell-pa aspell-pl aspell-pt aspell-pt-br aspell-ro aspell-ru aspell-sk aspell-sl aspell-ss aspell-st aspell-sv aspell-tl aspell-tn aspell-ts aspell-uk aspell-uz aspell-xh aspell-zu \
+    \
+# install Node.JS 10
+&&  curl -sSL https://deb.nodesource.com/setup_10.x | bash - \
+&&  apt-get install -y nodejs \
+    \
+&&  rm -rf \
+# We are adding a custom nginx config in the main Dockerfile.
+      /etc/nginx/nginx.conf \
+      /etc/nginx/sites-enabled/default \
+      /var/lib/apt/lists/*
 
-
-# Install qpdf
-# ------------
-WORKDIR /opt
-RUN wget https://s3.amazonaws.com/sharelatex-random-files/qpdf-6.0.0.tar.gz && tar xzf qpdf-6.0.0.tar.gz
-WORKDIR /opt/qpdf-6.0.0
-RUN ./configure && make && make install && ldconfig
-
-
-# Install Node
+# Install Grunt
 # ------------
-RUN curl -sL https://deb.nodesource.com/setup_10.x | sudo bash -
-RUN apt-get install -y nodejs
-RUN npm install -g grunt-cli
+RUN npm install -g \
+      grunt-cli \
+&&  rm -rf /root/.npm
 
 # Install TexLive
 # ---------------
-RUN wget http://mirror.ctan.org/systems/texlive/tlnet/install-tl-unx.tar.gz && \
-	mkdir /install-tl-unx && \
-	tar -xvf install-tl-unx.tar.gz -C /install-tl-unx --strip-components=1
-RUN echo "selected_scheme scheme-basic" >> /install-tl-unx/texlive.profile && \
-	/install-tl-unx/install-tl -profile /install-tl-unx/texlive.profile
-
 # CTAN mirrors occasionally fail, in that case install TexLive against an
 # specific server, for example http://ctan.crest.fr
-# RUN wget http://ctan.crest.fr/tex-archive/systems/texlive/tlnet/install-tl-unx.tar.gz && \
-# 	  mkdir /install-tl-unx && \
-# 	  tar -xvf install-tl-unx.tar.gz -C /install-tl-unx --strip-components=1
-# RUN echo "selected_scheme scheme-basic" >> /install-tl-unx/texlive.profile && \
-# 	  /install-tl-unx/install-tl -profile /install-tl-unx/texlive.profile  \
-# 	  -repository  http://ctan.crest.fr/tex-archive/systems/texlive/tlnet/
-
-RUN rm -r /install-tl-unx; \
-	rm install-tl-unx.tar.gz
-ENV PATH /usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/local/texlive/2019/bin/x86_64-linux/
-RUN tlmgr install latexmk
-RUN tlmgr install texcount
+#
+# # docker build \
+#     --build-arg TEXLIVE_MIRROR=http://ctan.crest.fr/tex-archive/systems/texlive/tlnet \
+#     -f Dockerfile-base -t sharelatex/sharelatex-base .
+ARG TEXLIVE_MIRROR=http://mirror.ctan.org/systems/texlive/tlnet
+
+ENV PATH "${PATH}:/usr/local/texlive/2019/bin/x86_64-linux"
+
+RUN mkdir /install-tl-unx \
+&&  curl -sSL \
+      ${TEXLIVE_MIRROR}/install-tl-unx.tar.gz \
+    | tar -xzC /install-tl-unx --strip-components=1 \
+    \
+&&  echo "tlpdbopt_autobackup 0" >> /install-tl-unx/texlive.profile \
+&&  echo "tlpdbopt_install_docfiles 0" >> /install-tl-unx/texlive.profile \
+&&  echo "tlpdbopt_install_srcfiles 0" >> /install-tl-unx/texlive.profile \
+&&  echo "selected_scheme scheme-basic" >> /install-tl-unx/texlive.profile \
+    \
+&&  /install-tl-unx/install-tl \
+      -profile /install-tl-unx/texlive.profile \
+      -repository ${TEXLIVE_MIRROR} \
+    \
+&&  tlmgr install --repository ${TEXLIVE_MIRROR} \
+      latexmk \
+      texcount \
+    \
+&&  rm -rf /install-tl-unx
 
 
 # Set up sharelatex user and home directory