Remove Ubuntu 18.04 container support from the repository

According to our "Supported build platforms" policy, we now do not support
Ubuntu 18.04 anymore. Remove the related container files and entries from
our CI.

Message-Id: <20220516115912.120951-1-thuth@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>

.gitlab-ci.d/containers.yml

@@ -19,11 +19,6 @@ amd64-debian-container:
   variables:
     NAME: debian-amd64
 
-amd64-ubuntu1804-container:
-  extends: .container_job_template
-  variables:
-    NAME: ubuntu1804
-
 amd64-ubuntu2004-container:
   extends: .container_job_template
   variables:

.gitlab-ci.d/custom-runners/ubuntu-20.04-aarch32.yml

@@ -1,6 +1,6 @@
 # All ubuntu-20.04 jobs should run successfully in an environment
 # setup by the scripts/ci/setup/qemu/build-environment.yml task
-# "Install basic packages to build QEMU on Ubuntu 18.04/20.04"
+# "Install basic packages to build QEMU on Ubuntu 20.04"
 
 ubuntu-20.04-aarch32-all:
  needs: []

.gitlab-ci.d/custom-runners/ubuntu-20.04-aarch64.yml

@@ -1,6 +1,6 @@
 # All ubuntu-20.04 jobs should run successfully in an environment
 # setup by the scripts/ci/setup/qemu/build-environment.yml task
-# "Install basic packages to build QEMU on Ubuntu 18.04/20.04"
+# "Install basic packages to build QEMU on Ubuntu 20.04"
 
 ubuntu-20.04-aarch64-all-linux-static:
  needs: []

scripts/ci/setup/build-environment.yml

@@ -33,10 +33,9 @@
       when:
         - ansible_facts['distribution'] == 'Ubuntu'
 
-    - name: Install basic packages to build QEMU on Ubuntu 18.04/20.04
+    - name: Install basic packages to build QEMU on Ubuntu 20.04
       package:
         name:
-        # Originally from tests/docker/dockerfiles/ubuntu1804.docker
           - ccache
           - gcc
           - gettext
@@ -90,7 +89,7 @@
       when:
         - ansible_facts['distribution'] == 'Ubuntu'
 
-    - name: Install packages to build QEMU on Ubuntu 18.04/20.04 on non-s390x
+    - name: Install packages to build QEMU on Ubuntu 20.04 on non-s390x
       package:
         name:
           - libspice-server-dev
@@ -100,15 +99,6 @@
         - ansible_facts['distribution'] == 'Ubuntu'
         - ansible_facts['architecture'] != 's390x'
 
-    - name: Install basic packages to build QEMU on Ubuntu 18.04
-      package:
-        name:
-        # Originally from tests/docker/dockerfiles/ubuntu1804.docker
-          - clang
-      when:
-        - ansible_facts['distribution'] == 'Ubuntu'
-        - ansible_facts['distribution_version'] == '18.04'
-
     - name: Install basic packages to build QEMU on Ubuntu 20.04
       package:
         name:

tests/docker/dockerfiles/ubuntu1804.docker

@@ -1,144 +0,0 @@
-# THIS FILE WAS AUTO-GENERATED
-#
-#  $ lcitool dockerfile --layers all ubuntu-1804 qemu
-#
-# https://gitlab.com/libvirt/libvirt-ci
-
-FROM docker.io/library/ubuntu:18.04
-
-RUN export DEBIAN_FRONTEND=noninteractive && \
-    apt-get update && \
-    apt-get install -y eatmydata && \
-    eatmydata apt-get dist-upgrade -y && \
-    eatmydata apt-get install --no-install-recommends -y \
-            bash \
-            bc \
-            bsdmainutils \
-            bzip2 \
-            ca-certificates \
-            ccache \
-            clang \
-            dbus \
-            debianutils \
-            diffutils \
-            exuberant-ctags \
-            findutils \
-            g++ \
-            gcc \
-            gcovr \
-            genisoimage \
-            gettext \
-            git \
-            glusterfs-common \
-            hostname \
-            libaio-dev \
-            libasan5 \
-            libasound2-dev \
-            libattr1-dev \
-            libbrlapi-dev \
-            libbz2-dev \
-            libc6-dev \
-            libcacard-dev \
-            libcap-ng-dev \
-            libcapstone-dev \
-            libcurl4-gnutls-dev \
-            libdaxctl-dev \
-            libdrm-dev \
-            libepoxy-dev \
-            libfdt-dev \
-            libffi-dev \
-            libgbm-dev \
-            libgcrypt20-dev \
-            libglib2.0-dev \
-            libgnutls28-dev \
-            libgtk-3-dev \
-            libibumad-dev \
-            libibverbs-dev \
-            libiscsi-dev \
-            libjemalloc-dev \
-            libjpeg-turbo8-dev \
-            liblttng-ust-dev \
-            liblzo2-dev \
-            libncursesw5-dev \
-            libnfs-dev \
-            libnuma-dev \
-            libpam0g-dev \
-            libpcre2-dev \
-            libpixman-1-dev \
-            libpmem-dev \
-            libpng-dev \
-            libpulse-dev \
-            librbd-dev \
-            librdmacm-dev \
-            libsasl2-dev \
-            libsdl2-dev \
-            libsdl2-image-dev \
-            libseccomp-dev \
-            libselinux1-dev \
-            libsnappy-dev \
-            libspice-protocol-dev \
-            libspice-server-dev \
-            libssh-dev \
-            libsystemd-dev \
-            libtasn1-6-dev \
-            libubsan1 \
-            libudev-dev \
-            libusb-1.0-0-dev \
-            libusbredirhost-dev \
-            libvdeplug-dev \
-            libvirglrenderer-dev \
-            libvte-2.91-dev \
-            libxen-dev \
-            libzstd-dev \
-            llvm \
-            locales \
-            make \
-            multipath-tools \
-            netcat-openbsd \
-            nettle-dev \
-            ninja-build \
-            openssh-client \
-            perl-base \
-            pkgconf \
-            python3 \
-            python3-numpy \
-            python3-opencv \
-            python3-pillow \
-            python3-pip \
-            python3-setuptools \
-            python3-sphinx \
-            python3-sphinx-rtd-theme \
-            python3-venv \
-            python3-wheel \
-            python3-yaml \
-            rpm2cpio \
-            sed \
-            sparse \
-            systemtap-sdt-dev \
-            tar \
-            tesseract-ocr \
-            tesseract-ocr-eng \
-            texinfo \
-            xfslibs-dev \
-            zlib1g-dev && \
-    eatmydata apt-get autoremove -y && \
-    eatmydata apt-get autoclean -y && \
-    sed -Ei 's,^# (en_US\.UTF-8 .*)$,\1,' /etc/locale.gen && \
-    dpkg-reconfigure locales && \
-    dpkg-query --showformat '${Package}_${Version}_${Architecture}\n' --show > /packages.txt && \
-    mkdir -p /usr/libexec/ccache-wrappers && \
-    ln -s /usr/bin/ccache /usr/libexec/ccache-wrappers/c++ && \
-    ln -s /usr/bin/ccache /usr/libexec/ccache-wrappers/cc && \
-    ln -s /usr/bin/ccache /usr/libexec/ccache-wrappers/clang && \
-    ln -s /usr/bin/ccache /usr/libexec/ccache-wrappers/g++ && \
-    ln -s /usr/bin/ccache /usr/libexec/ccache-wrappers/gcc
-
-RUN pip3 install meson==0.56.0
-
-ENV LANG "en_US.UTF-8"
-ENV MAKE "/usr/bin/make"
-ENV NINJA "/usr/bin/ninja"
-ENV PYTHON "/usr/bin/python3"
-ENV CCACHE_WRAPPERSDIR "/usr/libexec/ccache-wrappers"
-# https://bugs.launchpad.net/qemu/+bug/1838763
-ENV QEMU_CONFIGURE_OPTS --disable-libssh

tests/lcitool/refresh

@@ -65,11 +65,6 @@ def generate_cirrus(target, trailer=None):
    cmd = lcitool_cmd + ["variables", target, "qemu"]
    generate(filename, cmd, trailer)
 
-ubuntu1804_skipssh = [
-   "# https://bugs.launchpad.net/qemu/+bug/1838763\n",
-   "ENV QEMU_CONFIGURE_OPTS --disable-libssh\n"
-]
-
 ubuntu2004_tsanhack = [
    "# Apply patch https://reviews.llvm.org/D75820\n",
    "# This is required for TSan in clang-10 to compile with QEMU.\n",
@@ -85,8 +80,6 @@ def debian_cross_build(prefix, targets):
 try:
    generate_dockerfile("centos8", "centos-stream-8")
    generate_dockerfile("fedora", "fedora-35")
-   generate_dockerfile("ubuntu1804", "ubuntu-1804",
-                       trailer="".join(ubuntu1804_skipssh))
    generate_dockerfile("ubuntu2004", "ubuntu-2004",
                        trailer="".join(ubuntu2004_tsanhack))
    generate_dockerfile("opensuse-leap", "opensuse-leap-152")