Update mariadb image building

This change removes the ubuntu xenial dockerfile as well as updates
the base build file to the latest image ran in focal.

Also removes the stein jobs from the zuul mariadb job list.

Change-Id: Icaf76bcf157d34e3c5365a3214dfc544eca74952

mariadb/Dockerfile.ubuntu_xenial

@@ -1,25 +0,0 @@
-# mariadb:10.4.12
-ARG FROM=docker.io/mariadb@sha256:b3116f425f51353e2ba71b04647977b035c2c578d276e2d4285bd2798e8199ae
-FROM ${FROM}
-
-RUN set -ex ;\
-    apt-get update ;\
-    apt-get upgrade -y ;\
-    apt-get install -y --no-install-recommends \
-        python3-pip ;\
-    pip3 --no-cache-dir install --upgrade pip ;\
-    hash -r ;\
-    pip3 --no-cache-dir install --upgrade setuptools ;\
-    pip3 --no-cache-dir install --upgrade \
-      configparser \
-      iso8601 \
-      kubernetes \
-      pykube-ng ;\
-    apt-get clean -y ;\
-    rm -rf \
-       /var/cache/debconf/* \
-       /var/lib/apt/lists/* \
-       /var/log/* \
-       /tmp/* \
-       /var/tmp/* ;\
-    usermod -s /bin/false mysql

mariadb/build.sh

@@ -5,8 +5,8 @@ SCRIPT_DIR=`dirname ${SCRIPT}`
 cd ${SCRIPT_DIR}/..
 
 IMAGE="mariadb"
-VERSION=${VERSION:-10.5.3-bionic}
-DISTRO=${DISTRO:-ubuntu_bionic}
+VERSION=${VERSION:-10.5.9-focal}
+DISTRO=${DISTRO:-ubuntu_focal}
 REGISTRY_URI=${REGISTRY_URI:-"openstackhelm/"}
 EXTRA_TAG_INFO=${EXTRA_TAG_INFO:-""}
 docker build -f ${IMAGE}/Dockerfile.${DISTRO} --network=host -t ${REGISTRY_URI}${IMAGE}:${VERSION}-${DISTRO}${EXTRA_TAG_INFO} ${extra_build_args} ${IMAGE}

zuul.d/mariadb.yaml

@@ -28,8 +28,8 @@
         - openstack-helm-images-upload-mariadb
         - openstack-helm-images-promote-mariadb:
             dependencies:
-              - name: openstack-helm-images-compute-kit-stein-ubuntu_bionic
               - name: openstack-helm-images-compute-kit-train-ubuntu_bionic
+              - name: openstack-helm-images-compute-kit-ussuri-ubuntu_bionic
 
 - job:
     name: openstack-helm-images-build-mariadb