Update AWX images to CentOS 8

installer/roles/image_build/templates/Dockerfile.j2

@@ -1,75 +1,57 @@
-FROM centos:7
+FROM centos:8
 
 USER root
 
-ADD ansible.repo /etc/yum.repos.d/ansible.repo
-ADD RPM-GPG-KEY-ansible-release /etc/pki/rpm-gpg/RPM-GPG-KEY-ansible-release
-
-
-# add rhscl repo for rh-postgresql-devel
-RUN yum -y install centos-release-scl 
-RUN yum-config-manager --enable rhel-server-rhscl-7-rpms
-
-RUN yum -y update && yum -y install epel-release && yum -y install https://centos7.iuscommunity.org/ius-release.rpm 
-
-# sync with tools/docker-compose/Dockerfile
-RUN yum -y install acl \
+# sync with installer/roles/image_build/templates/Dockerfile.j2
+RUN dnf -y update && \
+  dnf -y install epel-release 'dnf-command(config-manager)' && \
+  dnf module -y enable 'postgresql:10' && \
+  dnf config-manager --set-enabled PowerTools && \
+  dnf -y install acl \
   ansible \
   bubblewrap \
   curl \
-  cyrus-sasl \
-  cyrus-sasl-devel \
   gcc \
   gcc-c++ \
-  git2u \
-  git2u-core \
-  krb5-devel \
-  krb5-libs \
+  git-core \
   krb5-workstation \
   libcurl-devel \
   libffi-devel \
-  libselinux-python \
   libstdc++.so.6 \
   libtool-ltdl-devel \
-  libxml2-devel \
-  libxslt-devel \
+  libcgroup-tools \
   make \
   mercurial \
-  mg \
   nginx \
   nodejs \
+  nss \
   openldap-devel \
   openssh-server \
-  rh-postgresql10-postgresql-devel \
-  rh-postgresql10-postgresql-server-syspaths \
-  scl-utils-build \
-  scl-utils \
-  python-devel \
-  python-pip \
-  python-psutil \
-  python-psycopg2 \
-  python-setuptools \
-  python36-devel \
-  python36-setuptools \
+  patch \
+  @postgresql:10 \
+  postgresql-devel \
+  python3-devel \
+  python3-libselinux \
+  python3-pip \
+  python3-setuptools \
   rsync \
-  setools-libs \
   subversion \
   sudo \
   swig \
   tmux \
   unzip \
-  vim \
+  vim-minimal \
   xmlsec1 \
   xmlsec1-devel \
   xmlsec1-openssl \
   xmlsec1-openssl-devel \
-  yum-utils
+  dnf-utils
 
 ADD https://github.com/krallin/tini/releases/download/v0.14.0/tini /tini
 RUN chmod +x /tini
 
 RUN python3 -m ensurepip && pip3 install virtualenv
-RUN pip install supervisor
+RUN pip3 install supervisor
 
 ADD Makefile /tmp/Makefile
 RUN mkdir /tmp/requirements
@@ -80,30 +62,19 @@ ADD requirements/requirements_ansible.txt \
     requirements/requirements_tower_uninstall.txt \
     requirements/requirements_git.txt \
     /tmp/requirements/
-RUN scl enable rh-postgresql10 'cd /tmp && VENV_BASE="/var/lib/awx/venv" make requirements'
+RUN cd /tmp && VENV_BASE="/var/lib/awx/venv" make requirements_awx requirements_ansible_py3
 
-RUN yum -y remove cyrus-sasl-devel \
+RUN dnf -y remove *-devel \
   gcc \
   gcc-c++ \
-  krb5-devel \
-  libtool-ltdl-devel \
-  libxml2-devel \
-  libxslt-devel \
-  openldap-devel \
-  rh-postgresql10-postgresql-devel \
-  python-devel \
-  python36-devel \
-  nodejs \
-  xmlsec1-devel \
-  xmlsec1-openssl-devel
+  nodejs
 
 # makes postgres available for data migrations when upgrading
 RUN export PATH=/usr/pgsql-10/bin:$PATH
 
-RUN yum -y clean all
+RUN dnf -y clean all
 RUN rm -rf /root/.cache
 
-RUN localedef -c -i en_US -f UTF-8 en_US.UTF-8
 ENV LANG en_US.UTF-8
 ENV LANGUAGE en_US:en
 ENV LC_ALL en_US.UTF-8
@@ -131,7 +102,7 @@ RUN cd /usr/local/bin && \
     tar -xz --strip-components=1 --wildcards --no-anchored 'oc'
 
 ADD google-cloud-sdk.repo /etc/yum.repos.d/
-RUN yum install -y kubectl
+RUN dnf install -y kubectl
 
 RUN find /var/lib/awx -not -path '/var/lib/awx/venv*' | xargs chgrp root
 RUN find /var/lib/awx -not -path '/var/lib/awx/venv*' | xargs chmod g+w

installer/roles/image_build/templates/Dockerfile.task.j2

@@ -1,6 +1,6 @@
 FROM {{ web_image }}:{{ awx_version }}
 USER 0
-RUN sudo yum -y remove nginx
+RUN sudo dnf -y remove nginx
 USER 1000
 EXPOSE 8052
 CMD /usr/bin/launch_awx_task.sh