Add system-config-run-base job

This adds a job which creates a bridge-like node and bootstraps it,
and then runs the base playbook against all of the node types we
use in our control plane.  It uses testinfra to validate the results.

Change-Id: Ibdbaf511bbdaee46e1335f2c83b95ba1553a1d94
Depends-On: https://review.openstack.org/595905

.zuul.yaml

@@ -22,6 +22,26 @@
     vars:
       project_src_dir: "{{ zuul.project.src_dir }}/modules/openstack_project"
 
+- job:
+    name: system-config-run-base
+    nodeset:
+      nodes:
+        - name: bridge.openstack.org
+          label: ubuntu-bionic
+        - name: trusty
+          label: ubuntu-trusty
+        - name: xenial
+          label: ubuntu-xenial
+        - name: bionic
+          label: ubuntu-bionic
+        - name: centos7
+          label: centos-7
+    pre-run: playbooks/zuul/run-base-pre.yaml
+    run: playbooks/zuul/run-base.yaml
+    files:
+      - playbooks/.*
+      - roles/.*
+
 - project:
     check:
       jobs:
@@ -29,6 +49,7 @@
         - puppet-beaker-rspec-infra-centos-7-system-config
         - puppet-beaker-rspec-puppet-4-infra-system-config
         - puppet-beaker-rspec-puppet-4-centos-7-infra-system-config
+        - system-config-run-base
     gate:
       jobs:
         - puppet-beaker-rspec-infra-system-config

playbooks/roles/base-server/defaults/main.yaml

@@ -1,5 +1,6 @@
 bastion_ipv4: 23.253.245.198,23.253.234.219
 bastion_ipv6: 2001:4800:7818:101:3c21:a454:23ed:4072,2001:4800:7817:103:be76:4eff:fe04:5a1d
+bastion_public_key: ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQDSLlN41ftgxkNeUi/kATYPwMPjJdMaSbgokSb9PSkRPZE7GeNai60BCfhu+ky8h5eMe70Bpwb7mQ7GAtHGXPNU1SRBPhMuVN9EYrQbt5KSiwuiTXtQHsWyYrSKtB+XGbl2PhpMQ/TPVtFoL5usxu/MYaakVkCEbt5IbPYNg88/NKPixicJuhi0qsd+l1X1zoc1+Fn87PlwMoIgfLIktwaL8hw9mzqr+pPcDIjCFQQWnjqJVEObOcMstBT20XwKj/ymiH+6p123nnlIHilACJzXhmIZIZO+EGkNF7KyXpcBSfv9efPI+VCE2TOv/scJFdEHtDFkl2kdUBYPC0wQ92rp puppet-remote-2014-09-15
 base_packages:
   - at
   - git

playbooks/roles/base-server/tasks/main.yaml

@@ -36,8 +36,7 @@
     state: present
     user: root
     exclusive: yes
-    key: |
-      ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQDSLlN41ftgxkNeUi/kATYPwMPjJdMaSbgokSb9PSkRPZE7GeNai60BCfhu+ky8h5eMe70Bpwb7mQ7GAtHGXPNU1SRBPhMuVN9EYrQbt5KSiwuiTXtQHsWyYrSKtB+XGbl2PhpMQ/TPVtFoL5usxu/MYaakVkCEbt5IbPYNg88/NKPixicJuhi0qsd+l1X1zoc1+Fn87PlwMoIgfLIktwaL8hw9mzqr+pPcDIjCFQQWnjqJVEObOcMstBT20XwKj/ymiH+6p123nnlIHilACJzXhmIZIZO+EGkNF7KyXpcBSfv9efPI+VCE2TOv/scJFdEHtDFkl2kdUBYPC0wQ92rp puppet-remote-2014-09-15
+    key: "{{ bastion_public_key }}"
     key_options: |
       from="{{ bastion_ipv4 }},{{ bastion_ipv6 }},localhost"
 

playbooks/zuul/run-base-pre.yaml

@@ -0,0 +1,5 @@
+- hosts: all
+  roles:
+    - ensure-tox
+    - multi-node-known-hosts
+    - copy-build-sshkey

playbooks/zuul/run-base.yaml

@@ -0,0 +1,51 @@
+- import_playbook: ../bridge.yaml
+  vars:
+    root_rsa_key: "{{ lookup('file', zuul.executor.work_root + '/' + zuul.build + '_id_rsa') }}"
+
+- hosts: bridge.openstack.org
+  become: true
+  tasks:
+    - name: Write inventory on bridge
+      include_role:
+        name: write-inventory
+      vars:
+        write_inventory_dest: /etc/ansible/hosts/inventory.yaml
+        write_inventory_exclude_hostvars:
+          - ansible_user
+    - name: Update ansible.cfg to use job inventory
+      ini_file:
+        path: /etc/ansible/ansible.cfg
+        section: defaults
+        option: inventory
+        value: /etc/ansible/hosts/inventory.yaml
+    - name: Set up /opt/system-config repo
+      git:
+        repo: /home/zuul/src/git.openstack.org/openstack-infra/system-config
+        dest: /opt/system-config
+        force: yes
+    - name: Make host_vars directory
+      file:
+        path: "/etc/ansible/hosts/host_vars"
+        state: directory
+    - name: Make group_vars directory
+      file:
+        path: "/etc/ansible/hosts/group_vars"
+        state: directory
+    - name: Write hostvars files
+      vars:
+        bastion_ipv4: "{{ nodepool['public_ipv4'] }}"
+        bastion_ipv6: "{{ nodepool['public_ipv6'] }}"
+        bastion_public_key: "{{ lookup('file', zuul.executor.work_root + '/' + zuul.build + '_id_rsa.pub') }}"
+      template:
+        src: "templates/{{ item }}.j2"
+        dest: "/etc/ansible/hosts/{{ item }}"
+      loop:
+        - group_vars/all.yaml
+    - name: Run base.yaml
+      command: ansible-playbook /home/zuul/src/git.openstack.org/openstack-infra/system-config/playbooks/base.yaml
+    - name: Run testinfra to validate configuration
+      include_role:
+        name: tox
+      vars:
+        tox_envlist: testinfra
+        tox_extra_args: testinfra/test_base.py

playbooks/zuul/templates/group_vars/all.yaml.j2

@@ -0,0 +1,10 @@
+# If the bastion ipv4 or v6 addresses aren't available (because this
+# job runs in an environment without them) just fall back to the
+# defaults for the real bridge.
+{% if bastion_ipv4 %}
+bastion_ipv4: {{ bastion_ipv4 }}
+{% endif %}
+{% if bastion_ipv6 %}
+bastion_ipv6: {{ bastion_ipv6 }}
+{% endif %}
+bastion_public_key: {{ bastion_public_key }}

test-requirements.txt

@@ -7,3 +7,7 @@ PyYAML>=3.10.0 # MIT
 ansible-lint
 openstacksdk
 zuul-sphinx>=0.2.3
+testinfra
+# pytest-xdist is a plugin for pytest which allows parallel execution,
+# used by testinfra
+pytest-xdist

testinfra/test_base.py

@@ -0,0 +1,23 @@
+# Copyright 2018 Red Hat, Inc.
+#
+# Licensed under the Apache License, Version 2.0 (the "License"); you may
+# not use this file except in compliance with the License. You may obtain
+# a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+# License for the specific language governing permissions and limitations
+# under the License.
+
+def test_exim_is_installed(host):
+    if host.system_info.distribution in ['ubuntu', 'debian']:
+        exim = host.package("exim4-base")
+    else:
+        exim = host.package("exim")
+    assert exim.is_installed
+
+    cmd = host.run("exim -bt root")
+    assert cmd.rc == 0

tox.ini

@@ -29,6 +29,9 @@ commands = {posargs}
 deps = -r{toxinidir}/doc/requirements.txt
 commands = sphinx-build -W -E -b html doc/source doc/build/html
 
+[testenv:testinfra]
+commands = py.test -n 5 --connection=ansible --ansible-inventory=/etc/ansible/hosts/inventory.yaml --hosts=all -v {posargs}
+
 [flake8]
 show-source = True
 exclude = .tox,.eggs