Add base docker-build job

This job checks workflow that we are using at autobuilds at dockerhub.

Change-Id: Ic4e0eaa726787cc3ebe58ca874845362839701ae

.zuul.d/zuul.yaml

@@ -25,6 +25,14 @@
     parent: rally-install-base
     nodeset: centos-8
 
+- job:
+    name: rally-docker-build
+    parent: base
+    nodeset: ubuntu-bionic
+    pre-run: tests/ci/playbooks/rally-docker-build/pre.yaml
+    run: tests/ci/playbooks/rally-docker-build/run.yaml
+    timeout: 1800
+
 - job:
     name: rally-database-migration
     parent: base
@@ -45,12 +53,13 @@
         - rally-tox-py37
         - rally-tox-cover
         - rally-tox-functional
+        - rally-tox-self
         - rally-database-migration
         - rally-install-ubuntu-xenial
         - rally-install-ubuntu-bionic
         - rally-install-centos-7
         - rally-install-centos-8
-        - rally-tox-self
+        - rally-docker-build
     gate:
       jobs:
         - rally-tox-docs
@@ -59,8 +68,10 @@
         - rally-tox-py37
         - rally-tox-cover
         - rally-tox-functional
+        - rally-tox-self
         - rally-database-migration
         - rally-install-ubuntu-xenial
         - rally-install-ubuntu-bionic
         - rally-install-centos-7
-        - rally-tox-self
+        - rally-install-centos-8
+        - rally-docker-build

CHANGELOG.rst

@@ -31,6 +31,9 @@ Changed
 * *rally plugin show* command returns not-zero exit code in case of not found
   or multiple match errors
 
+* `docker image <https://hub.docker.com/r/xrally/xrally>`_ is switched to use
+  python3.6.
+
 Fixed
 ~~~~~
 

etc/docker/Dockerfile

@@ -15,7 +15,7 @@ WORKDIR /rally/source
 
 RUN pip3 install . --constraint upper-constraints.txt && \
     pip3 install pymysql && \
-    pip3 install psycopg2 && \
+    pip3 install psycopg2-binary && \
     mkdir -p /etc/rally && \
     echo "[database]" > /etc/rally/rally.conf && \
     echo "connection=sqlite:////home/rally/.rally/rally.db" >> /etc/rally/rally.conf

tests/ci/playbooks/rally-docker-build/pre.yaml

@@ -0,0 +1,18 @@
+- hosts: all
+  name: Execute post checkout hook as like hub.docker.com does
+  tasks:
+    - name: Install docker
+      shell:
+        cmd: |
+          sudo apt install --yes apt-transport-https ca-certificates curl software-properties-common
+          curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo apt-key add -
+          sudo add-apt-repository "deb [arch=amd64] https://download.docker.com/linux/ubuntu bionic stable"
+          sudo apt update --yes
+          apt-cache policy docker-ce
+          sudo apt install --yes docker-ce
+          sudo systemctl status docker
+        executable: /bin/bash
+
+    - name: Execute post_checkout hook
+      shell:
+        cmd: "sudo /bin/bash {{ zuul.project.src_dir }}/etc/docker/hooks/post_checkout"

tests/ci/playbooks/rally-docker-build/run.yaml

@@ -0,0 +1,7 @@
+- hosts: all
+  name: a run script for rally-install-* jobs
+  tasks:
+    - name: Build docker image for Rally
+      shell:
+        cmd: "sudo docker build -t rally:dev ./"
+        chdir: '{{ zuul.project.src_dir }}/etc/docker'