[CI] switch CI docker to Ubuntu20.04

- actions/runner-images#6002

.github/workflows/backport.yml

@@ -7,7 +7,7 @@ on:
 
 jobs:
   backport:
-    runs-on: ubuntu-18.04
+    runs-on: ubuntu-20.04
     name: Backport
     steps:
       - name: Backport Bot

.github/workflows/make_wheel_Linux_x86.sh

@@ -12,7 +12,7 @@ else
 fi
 
 if [ $TF_VERSION == "2.5.1" ] || [ $TF_VERSION == "2.7.0" ] ; then
-  export BUILD_IMAGE="tfra/nosla-cuda11.2-cudnn8.1-ubuntu18.04-manylinux2010-multipython:r0.4"
+  export BUILD_IMAGE="tfra/nosla-cuda11.2.1-cudnn8-ubuntu20.04-manylinux2014-multipython:r0.4"
   export TF_CUDA_VERSION="11.2"
   export TF_CUDNN_VERSION="8.1"
 elif [ $TF_VERSION == "2.4.1" ] ; then

.github/workflows/release.yml

@@ -23,7 +23,7 @@ env:
 jobs:
   test-with-bazel:
     name: Test with bazel
-    runs-on: ubuntu-18.04
+    runs-on: ubuntu-20.04
     steps:
       - uses: actions/checkout@v2
       - uses: actions/setup-python@v1
@@ -43,7 +43,7 @@ jobs:
     strategy:
       matrix:
         # TODO: add back 'windows-latest' when it can be compiled.
-        os: ['macos-10.15', 'ubuntu-18.04']
+        os: ['macos-10.15', 'ubuntu-20.04']
         py-version: ['3.7', '3.8', '3.9']
         tf-version: ['2.5.1', '2.7.0']
         tf-need-cuda: ['1', '0']
@@ -97,7 +97,7 @@ jobs:
           python-version: ${{ matrix.py-version }}
       - name: Setup Bazel
         # Ubuntu bazel is run inside of the docker image
-        if: matrix.os != 'ubuntu-18.04'
+        if: matrix.os != 'ubuntu-20.04'
         run: bash tools/install_deps/install_bazelisk.sh ./
       - name: Build wheels
         env:
@@ -124,7 +124,7 @@ jobs:
   upload-wheels:
     name: Publish wheels to PyPi
     needs: [release-wheel, test-with-bazel]
-    runs-on: ubuntu-18.04
+    runs-on: ubuntu-20.04
     strategy:
       matrix:
         # TODO: add back 'Windows' when it can be compiled.
@@ -170,7 +170,7 @@ jobs:
   upload-dev-container:
     name: Upload dev container to DockerHub
     needs: [release-wheel, test-with-bazel]
-    runs-on: ubuntu-18.04
+    runs-on: ubuntu-20.04
     strategy:
       matrix:
         py-version: ['3.7', '3.8', '3.9']

tools/docker/cuda11.2.1-cudnn8-ubuntu20.04-manylinux2014-multipython.Dockerfile

@@ -0,0 +1,115 @@
+# Dockerfile to build a manylinux 2010 compliant cross-compiler.
+#
+# Builds a devtoolset gcc/libstdc++ that targets manylinux 2010 compatible
+# glibc (2.12) and system libstdc++ (4.4).
+#
+# To push a new version, run:
+# $ docker build -f cuda11.2.1-cudnn8-ubuntu20.04-manylinux2014-multipython.Dockerfile . \
+#  --tag "tfra/nosla-cuda11.2.1-cudnn8-ubuntu20.04-manylinux2014-multipython:r0.4"
+# $ docker push tfra/nosla-cuda11.2.1-cudnn8-ubuntu20.04-manylinux2014-multipython:r0.4
+
+FROM nvidia/cuda:11.2.1-cudnn8-devel-ubuntu20.04 as devtoolset
+
+RUN chmod 777 /tmp/
+ENV DEBIAN_FRONTEND=noninteractive
+RUN apt-get update && apt-get install -y \
+      cpio \
+      file \
+      flex \
+      g++ \
+      make \
+      patch \
+      rpm2cpio \
+      unar \
+      wget \
+      xz-utils \
+      libjpeg-dev \
+      zlib1g-dev \
+      libgflags-dev \
+      libsnappy-dev \
+      libbz2-dev \
+      liblz4-dev \
+      libzstd-dev \
+      openssh-client \
+      && \
+    rm -rf /var/lib/apt/lists/*
+
+ADD devtoolset/fixlinks.sh fixlinks.sh
+ADD devtoolset/build_devtoolset.sh build_devtoolset.sh
+ADD devtoolset/rpm-patch.sh rpm-patch.sh
+
+# Set up a sysroot for glibc 2.12 / libstdc++ 4.4 / devtoolset-7 in /dt7.
+RUN /build_devtoolset.sh devtoolset-7 /dt7
+# Set up a sysroot for glibc 2.12 / libstdc++ 4.4 / devtoolset-8 in /dt8.
+RUN /build_devtoolset.sh devtoolset-8 /dt8
+
+# TODO(klimek): Split up into two different docker images.
+FROM nvidia/cuda:11.2.0-cudnn8-devel-ubuntu18.04
+COPY --from=devtoolset /dt7 /dt7
+COPY --from=devtoolset /dt8 /dt8
+
+ENV DEBIAN_FRONTEND=noninteractive
+
+# Copy and run the install scripts.
+ARG DEBIAN_FRONTEND=noninteractive
+
+COPY install/install_bootstrap_deb_packages.sh /install/
+RUN /install/install_bootstrap_deb_packages.sh
+
+COPY install/install_deb_packages.sh /install/
+RUN /install/install_deb_packages.sh
+
+# Install additional packages needed for this image:
+# - dependencies to build Python from source
+# - patchelf, as it is required by auditwheel
+RUN apt-get update && apt-get install -y \
+    libbz2-dev \
+    libffi-dev \
+    libgdbm-dev \
+    libncurses5-dev \
+    libnss3-dev \
+    libreadline-dev \
+    patchelf \
+    gcc-multilib \
+      && \
+    rm -rf /var/lib/apt/lists/*
+
+RUN chmod 777 /tmp/
+WORKDIR /tmp/
+
+COPY install/install_nccl.sh /install/
+RUN /install/install_nccl.sh "2.8.4-1+cuda11.2"
+
+COPY install/install_rocksdb.sh /install/
+RUN /install/install_rocksdb.sh "6.22.1"
+
+COPY install/install_bazel.sh /install/
+RUN /install/install_bazel.sh "5.1.1"
+
+COPY install/build_and_install_python.sh /install/
+RUN /install/build_and_install_python.sh "3.6.9"
+RUN /install/build_and_install_python.sh "3.7.7"
+RUN /install/build_and_install_python.sh "3.8.2"
+RUN /install/build_and_install_python.sh "3.9.7"
+
+COPY install/install_pip_packages_by_version.sh /install/
+RUN /install/install_pip_packages_by_version.sh "/usr/local/bin/pip3.9"
+RUN /install/install_pip_packages_by_version.sh "/usr/local/bin/pip3.8"
+RUN /install/install_pip_packages_by_version.sh "/usr/local/bin/pip3.6"
+RUN /install/install_pip_packages_by_version.sh "/usr/local/bin/pip3.7"
+
+ENV CLANG_VERSION="r7f6f9f4cf966c78a315d15d6e913c43cfa45c47c"
+COPY install/install_latest_clang.sh /install/
+RUN /install/install_latest_clang.sh
+
+COPY install/use_devtoolset_7.sh /install/
+RUN /install/use_devtoolset_7.sh
+
+COPY install/install_rocksdb.sh /install/
+RUN /install/install_rocksdb.sh "6.22.1"
+
+COPY install/install_openmpi.sh /install/
+RUN /install/install_openmpi.sh "4.1.1"
+
+# clean
+RUN rm -rf /tmp/*