ceph-volume tests.functional create a separate tox.ini environ for

`simple`

Signed-off-by: Alfredo Deza <adeza@redhat.com>

src/ceph-volume/ceph_volume/tests/functional/simple/tox.ini

@@ -0,0 +1,47 @@
+[tox]
+envlist = {centos7,xenial}-{filestore,bluestore}-{activate}
+skipsdist = True
+
+[testenv]
+whitelist_externals =
+    vagrant
+    bash
+    git
+passenv=*
+setenv=
+  ANSIBLE_SSH_ARGS = -F {changedir}/vagrant_ssh_config
+  ANSIBLE_STDOUT_CALLBACK = debug
+  ANSIBLE_RETRY_FILES_ENABLED = False
+  VAGRANT_CWD = {changedir}
+  CEPH_VOLUME_DEBUG = 1
+deps=
+  ansible==2.4.1
+  testinfra==1.7.1
+  pytest-xdist
+changedir=
+  centos7-filestore-activate: {toxinidir}/centos7/filestore/activate
+commands=
+  git clone -b {env:CEPH_ANSIBLE_BRANCH:master} --single-branch https://github.com/ceph/ceph-ansible.git {envdir}/tmp/ceph-ansible
+
+  vagrant up --no-provision {posargs:--provider=virtualbox}
+  bash {toxinidir}/../scripts/generate_ssh_config.sh {changedir}
+
+  # use ceph-ansible to deploy a ceph cluster on the vms
+  ansible-playbook -vv -i {changedir}/hosts {envdir}/tmp/ceph-ansible/site.yml.sample --extra-vars "fetch_directory={changedir}/fetch ceph_dev_branch={env:CEPH_DEV_BRANCH:master} ceph_dev_sha1={env:CEPH_DEV_SHA1:latest}"
+
+  # prepare nodes for testing with testinfra
+  ansible-playbook -vv -i {changedir}/hosts {envdir}/tmp/ceph-ansible/tests/functional/setup.yml
+
+  # test cluster state using ceph-ansible tests
+  testinfra -n 4 --sudo -v --connection=ansible --ansible-inventory={changedir}/hosts {envdir}/tmp/ceph-ansible/tests/functional/tests
+
+  # make ceph-volume simple take over all the OSDs that got deployed, disabling ceph-disk
+  ansible-playbook -vv -i {changedir}/hosts {changedir}/test.yml
+
+  # reboot all vms
+  vagrant reload --no-provision
+
+  # retest to ensure cluster came back up correctly after rebooting
+  testinfra -n 4 --sudo -v --connection=ansible --ansible-inventory={changedir}/hosts {envdir}/tmp/ceph-ansible/tests/functional/tests
+
+  vagrant destroy --force