cs50 · rongxin-liu · Jan 5, 2024 · Jan 5, 2024
diff --git a/Dockerfile b/Dockerfile
@@ -1,85 +1,31 @@
-FROM ubuntu:22.04
-LABEL maintainer="[email protected]"
+# Build statge
+FROM ubuntu:22.04 as builder
 ARG DEBIAN_FRONTEND=noninteractive
 
-# Unminimize system
-# Avoid "delaying package configuration, since apt-utils is not installed"
-# Install locales
-RUN yes | unminimize && \
-    apt update && \
-    apt install --no-install-recommends --no-install-suggests --yes \
-        apt-utils \
-        curl \
-        ca-certificates \
-        locales && \
-    locale-gen \
-        en_US.utf8 \
-        zh_CN.utf8 \
-        zh_TW.utf8 \
-        fr_FR.utf8 \
-        de_DE.utf8 \
-        it_IT.utf8 \
-        es_ES.utf8 \
-        ja_JP.utf8 \
-        ko_KR.utf8 \
-        ru_RU.utf8 \
-        pt_BR.utf8 \
-        tr_TR.utf8 \
-        pl_PL.utf8 \
-        cs_CZ.utf8 \
-        hu_HU.utf8 \
-        bg_BG.UTF-8 && \
-    apt clean && \
-    rm -rf /var/lib/apt/lists/*
-
-
-# Set locale
-ENV LANG=C.UTF-8
-
-
-# Install Java 21.x
-# http://jdk.java.net/21/
-RUN cd /tmp && \
-    curl --remote-name https://download.java.net/java/GA/jdk21.0.1/415e3f918a1f4062a0074a2794853d0d/12/GPL/openjdk-21.0.1_linux-x64_bin.tar.gz && \
-    tar xzf openjdk-21.0.1_linux-x64_bin.tar.gz && \
-    rm --force openjdk-21.0.1_linux-x64_bin.tar.gz && \
-    mv jdk-21.0.1 /opt/ && \
-    mkdir --parent /opt/bin && \
-    ln --symbolic /opt/jdk-21.0.1/bin/* /opt/bin/ && \
-    chmod a+rx /opt/bin/*
-
-
-# Install Node.js 21.x
-# https://nodejs.dev/en/download/
-# https://github.com/tj/n#installation
-RUN curl --location https://raw.githubusercontent.com/tj/n/master/bin/n --output /usr/local/bin/n && \
-    chmod a+x /usr/local/bin/n && \
-    n 21.2.0
-
 
 # Suggested build environment for Python, per pyenv, even though we're building ourselves
 # https://github.com/pyenv/pyenv/wiki#suggested-build-environment
 RUN apt update && \
     apt install --no-install-recommends --no-install-suggests --yes \
-        make build-essential libssl-dev zlib1g-dev \
-        libbz2-dev libreadline-dev libsqlite3-dev llvm wget unzip \
-        libncursesw5-dev xz-utils tk-dev libxml2-dev libxmlsec1-dev libffi-dev liblzma-dev && \
-        apt clean && \
-        rm -rf /var/lib/apt/lists/*
+        curl ca-certificates build-essential git \
+        libssl-dev libbz2-dev libreadline-dev libsqlite3-dev \
+        llvm libncursesw5-dev libxml2-dev libxmlsec1-dev libffi-dev liblzma-dev \
+        make tk-dev unzip wget xz-utils zlib1g-dev
 
 
 # Install Python 3.11.x
 # https://www.python.org/downloads/
 RUN cd /tmp && \
-    curl https://www.python.org/ftp/python/3.11.6/Python-3.11.6.tgz --output Python-3.11.6.tgz && \
-    tar xzf Python-3.11.6.tgz && \
-    rm --force Python-3.11.6.tgz && \
-    cd Python-3.11.6 && \
+    curl https://www.python.org/ftp/python/3.11.7/Python-3.11.7.tgz --output Python-3.11.7.tgz && \
+    tar xzf Python-3.11.7.tgz && \
+    rm --force Python-3.11.7.tgz && \
+    cd Python-3.11.7 && \
+    CFLAGS="-Os" ./configure --enable-optimizations --without-tests && \
     ./configure && \
     make && \
     make install && \
     cd .. && \
-    rm --force --recursive Python-3.11.6 && \
+    rm --force --recursive Python-3.11.7 && \
     ln --relative --symbolic /usr/local/bin/pip3 /usr/local/bin/pip && \
     ln --relative --symbolic /usr/local/bin/python3 /usr/local/bin/python && \
     pip3 install --no-cache-dir --upgrade pip
@@ -98,13 +44,23 @@ RUN apt update && \
     tar xzf ruby-3.2.2.tar.gz && \
     rm --force ruby-3.2.2.tar.gz && \
     cd ruby-3.2.2 && \
-    ./configure && \
+    CFLAGS="-Os" ./configure --disable-install-doc --enable-load-relative && \
     make && \
     make install && \
     cd .. && \
     rm --force --recursive ruby-3.2.2
 
 
+# Install Ruby packages
+RUN gem install --no-document \
+        jekyll \
+        minitest `# So that Bundler needn't install` \
+        pygments.rb \
+        specific_install && \
+    gem specific_install https://github.com/cs50/jekyll-theme-cs50 develop && \
+    gem cleanup
+
+
 # Install SQLite 3.4x
 # https://www.sqlite.org/download.html
 # https://www.sqlite.org/howtocompile.html#compiling_the_command_line_interface
@@ -121,26 +77,83 @@ RUN cd /tmp && \
     rm --force /tmp/shell.c.patch
 
 
+# Install Java 21.x
+# http://jdk.java.net/21/
+RUN cd /tmp && \
+    curl --remote-name https://download.java.net/java/GA/jdk21.0.1/415e3f918a1f4062a0074a2794853d0d/12/GPL/openjdk-21.0.1_linux-x64_bin.tar.gz && \
+    tar xzf openjdk-21.0.1_linux-x64_bin.tar.gz && \
+    rm --force openjdk-21.0.1_linux-x64_bin.tar.gz && \
+    mv jdk-21.0.1 /opt/ && \
+    mkdir --parent /opt/bin && \
+    ln --symbolic /opt/jdk-21.0.1/bin/* /opt/bin/ && \
+    chmod a+rx /opt/bin/*
+
+
+# Install Node.js 21.x
+# https://nodejs.dev/en/download/
+# https://github.com/tj/n#installation
+RUN curl --location https://raw.githubusercontent.com/tj/n/master/bin/n --output /usr/local/bin/n && \
+    chmod a+x /usr/local/bin/n && \
+    n 21.2.0
+
+
 # Install GitHub CLI
 # https://github.com/cli/cli/blob/trunk/docs/install_linux.md#debian-ubuntu-linux-raspberry-pi-os-apt
 RUN curl -fsSL https://cli.github.com/packages/githubcli-archive-keyring.gpg | dd of=/usr/share/keyrings/githubcli-archive-keyring.gpg && \
     chmod go+r /usr/share/keyrings/githubcli-archive-keyring.gpg && \
     echo "deb [arch=$(dpkg --print-architecture) signed-by=/usr/share/keyrings/githubcli-archive-keyring.gpg] https://cli.github.com/packages stable main" | tee /etc/apt/sources.list.d/github-cli.list > /dev/null && \
     apt update && \
-    apt install gh --yes && \
-    apt clean
+    apt install gh --no-install-recommends --no-install-suggests --yes
 
 
-# Install CS50 packages and Ubuntu packages
+# Final stage
+FROM ubuntu:22.04
+LABEL maintainer="[email protected]"
+ARG DEBIAN_FRONTEND=noninteractive
+
+
+# Copy files from builder
+COPY --from=builder /usr /usr
+COPY --from=builder /opt /opt
+
+
+# Avoid "delaying package configuration, since apt-utils is not installed"
+# Install locales
+RUN apt update && \
+    apt install --no-install-recommends --no-install-suggests --yes \
+        apt-utils \
+        curl \
+        ca-certificates \
+        locales && \
+    locale-gen \
+        en_US.utf8 \
+        zh_CN.utf8 \
+        zh_TW.utf8 \
+        fr_FR.utf8 \
+        de_DE.utf8 \
+        it_IT.utf8 \
+        es_ES.utf8 \
+        ja_JP.utf8 \
+        ko_KR.utf8 \
+        ru_RU.utf8 \
+        pt_BR.utf8 \
+        tr_TR.utf8 \
+        pl_PL.utf8 \
+        cs_CZ.utf8 \
+        hu_HU.utf8 \
+        bg_BG.UTF-8
+ENV LANG=C.UTF-8
+
+
+# Install CS50, Ubuntu, and Python packages
 RUN curl https://packagecloud.io/install/repositories/cs50/repo/script.deb.sh | bash && \
     apt update && \
     apt install --no-install-recommends --no-install-suggests --yes \
-        libcs50 \
         astyle \
         bash-completion \
+        build-essential `# dpkg-dev, libc, gcc, g++, make, etc.`\
         clang \
-        clang-format \
-        coreutils `# for fold` \
+        coreutils `# For fold` \
         cowsay \
         dos2unix \
         dnsutils `# For nslookup` \
@@ -150,37 +163,23 @@ RUN curl https://packagecloud.io/install/repositories/cs50/repo/script.deb.sh |
         git-lfs \
         jq \
         less \
-        make \
+        libcs50 \
+        libmagic-dev `# For style50` \
+        libpango-1.0-0 libharfbuzz0b libpangoft2-1.0-0 `# For render50` \
+        libyaml-0-2 `# Runtime package for gem` \
         man \
         man-db \
         nano \
         openssh-client `# For ssh-keygen` \
         psmisc `# For fuser` \
+        ruby-dev `# Ruby development headers` \
         sudo \
         tzdata `# For TZ` \
+        unzip \
         valgrind \
         vim \
-        weasyprint `# For render50` \
         zip && \
         apt clean && \
-        rm -rf /var/lib/apt/lists/*
-
-
-# Install Node.js packages
-RUN npm install --global \
-    http-server
-
-
-# Patch index.js in http-server
-COPY index.js.patch /tmp
-RUN cd /usr/local/lib/node_modules/http-server/lib/core/show-dir && \
-    patch index.js < /tmp/index.js.patch && \
-    rm --force /tmp/index.js.patch
-
-
-# Install Python packages
-RUN apt update && \
-    apt install --no-install-recommends --no-install-suggests --yes libmagic-dev `# For style50` && \
     pip3 install --no-cache-dir \
         autopep8 \
         black \
@@ -191,20 +190,22 @@ RUN apt update && \
         Flask-Session \
         help50 \
         pytest \
-        "pydantic<2" \
         render50 \
+        setuptools \
         style50 \
         "submit50<4"
 
 
-# Install Ruby packages
-RUN gem install \
-        bundler \
-        jekyll \
-        minitest `# So that Bundler needn't install` \
-        pygments.rb \
-        specific_install && \
-    gem specific_install https://github.com/cs50/jekyll-theme-cs50 develop
+# Install Node.js packages
+RUN npm install --global \
+    http-server
+
+
+# Patch index.js in http-server
+COPY index.js.patch /tmp
+RUN cd /usr/local/lib/node_modules/http-server/lib/core/show-dir && \
+    patch index.js < /tmp/index.js.patch && \
+    rm --force /tmp/index.js.patch
 
 
 # Copy files to image