tests: adds the migrate_ceph_disk_to_ceph_volume scenario

This test deploys a luminous cluster with ceph-disk created osds
and then upgrades to nautilus and migrates those osds to ceph-volume.
The nodes are then rebooted and cluster state verified.

Signed-off-by: Andrew Schoen <aschoen@redhat.com>

tests/functional/migrate_ceph_disk_to_ceph_volume/Vagrantfile

@@ -0,0 +1 @@
+../../../Vagrantfile

tests/functional/migrate_ceph_disk_to_ceph_volume/group_vars/all

@@ -0,0 +1,22 @@
+---
+
+ceph_origin: repository
+ceph_repository: community
+cluster: test
+public_network: "192.168.1.0/24"
+cluster_network: "192.168.2.0/24"
+monitor_interface: eth1
+journal_size: 100
+osd_objectstore: "bluestore"
+devices:
+  - '/dev/sdb'
+  - '/dev/sdc'
+osd_scenario: "collocated"
+copy_admin_key: false
+os_tuning_params:
+  - { name: kernel.pid_max, value: 4194303 }
+  - { name: fs.file-max, value: 26234859 }
+ceph_conf_overrides:
+  global:
+    osd_pool_default_pg_num: 8
+    osd_pool_default_size: 1

tests/functional/migrate_ceph_disk_to_ceph_volume/hosts

@@ -0,0 +1,10 @@
+[mons]
+mon0
+mon1
+mon2
+
+[osds]
+osd0 
+
+[mgrs]
+mon0

tests/functional/migrate_ceph_disk_to_ceph_volume/vagrant_variables.yml

@@ -0,0 +1,73 @@
+---
+
+# DEPLOY CONTAINERIZED DAEMONS
+docker: false
+
+# DEFINE THE NUMBER OF VMS TO RUN
+mon_vms: 3
+osd_vms: 1
+mds_vms: 0
+rgw_vms: 0
+nfs_vms: 0
+rbd_mirror_vms: 0
+client_vms: 0
+iscsi_gw_vms: 0
+mgr_vms: 0
+
+
+# INSTALL SOURCE OF CEPH
+# valid values are 'stable' and 'dev'
+ceph_install_source: stable
+
+# SUBNETS TO USE FOR THE VMS
+public_subnet: 192.168.1
+cluster_subnet: 192.168.2
+
+# MEMORY
+# set 1024 for CentOS
+memory: 512
+
+# Ethernet interface name
+# use eth1 for libvirt and ubuntu precise, enp0s8 for CentOS and ubuntu xenial
+eth: 'eth1'
+
+# Disks
+# For libvirt use disks: "[ '/dev/vdb', '/dev/vdc' ]"
+# For CentOS7 use disks: "[ '/dev/sda', '/dev/sdb' ]"
+disks: "[ '/dev/sdb', '/dev/sdc' ]"
+
+# VAGRANT BOX
+# Ceph boxes are *strongly* suggested. They are under better control and will
+# not get updated frequently unless required for build systems. These are (for
+# now):
+#
+# * ceph/ubuntu-xenial
+#
+# Ubuntu: ceph/ubuntu-xenial bento/ubuntu-16.04 or ubuntu/trusty64 or ubuntu/wily64
+# CentOS: bento/centos-7.1 or puppetlabs/centos-7.0-64-puppet
+# libvirt CentOS: centos/7
+# parallels Ubuntu: parallels/ubuntu-14.04
+# Debian: deb/jessie-amd64 - be careful the storage controller is named 'SATA Controller'
+# For more boxes have a look at:
+#   - https://atlas.hashicorp.com/boxes/search?utf8=✓&sort=&provider=virtualbox&q=
+#   - https://download.gluster.org/pub/gluster/purpleidea/vagrant/
+vagrant_box: centos/7
+#ssh_private_key_path: "~/.ssh/id_rsa"
+# The sync directory changes based on vagrant box
+# Set to /home/vagrant/sync for Centos/7, /home/{ user }/vagrant for openstack and defaults to /vagrant
+#vagrant_sync_dir: /home/vagrant/sync
+#vagrant_sync_dir: /
+# Disables synced folder creation. Not needed for testing, will skip mounting
+# the vagrant directory on the remote box regardless of the provider.
+vagrant_disable_synced_folder: true
+# VAGRANT URL
+# This is a URL to download an image from an alternate location.  vagrant_box
+# above should be set to the filename of the image.
+# Fedora virtualbox: https://download.fedoraproject.org/pub/fedora/linux/releases/22/Cloud/x86_64/Images/Fedora-Cloud-Base-Vagrant-22-20150521.x86_64.vagrant-virtualbox.box
+# Fedora libvirt: https://download.fedoraproject.org/pub/fedora/linux/releases/22/Cloud/x86_64/Images/Fedora-Cloud-Base-Vagrant-22-20150521.x86_64.vagrant-libvirt.box
+# vagrant_box_url: https://download.fedoraproject.org/pub/fedora/linux/releases/22/Cloud/x86_64/Images/Fedora-Cloud-Base-Vagrant-22-20150521.x86_64.vagrant-virtualbox.box
+
+os_tuning_params:
+  - { name: kernel.pid_max, value: 4194303 }
+  - { name: fs.file-max, value: 26234859 }
+

tox.ini

@@ -4,9 +4,82 @@ envlist = {dev,rhcs}-{centos,ubuntu}-{container,non_container}-{all_daemons,coll
   {dev,rhcs}-{centos,ubuntu}-non_container-{switch_to_containers}
   dev-rhel-container-podman
   infra_lv_create
+  migrate_ceph_disk_to_ceph_volume
 
 skipsdist = True
 
+# a test scenario that deploys a luminous cluster with ceph-disk osds
+# and then upgrades to nautilus and migrates those osds to ceph-volume
+[testenv:migrate_ceph_disk_to_ceph_volume]
+whitelist_externals =
+    vagrant
+    bash
+    cp
+    git
+    pip
+passenv=*
+setenv=
+  ANSIBLE_SSH_ARGS = -F {changedir}/vagrant_ssh_config
+  ANSIBLE_CONFIG = -F {toxinidir}/ansible.cfg
+  ANSIBLE_ACTION_PLUGINS = {toxinidir}/plugins/actions
+  ANSIBLE_CALLBACK_PLUGINS = {toxinidir}/plugins/callback
+  ANSIBLE_CALLBACK_WHITELIST = profile_tasks
+  CEPH_STABLE_RELEASE = luminous
+  # only available for ansible >= 2.5
+  ANSIBLE_STDOUT_CALLBACK = yaml
+changedir={toxinidir}/tests/functional/migrate_ceph_disk_to_ceph_volume
+commands=
+  vagrant up --no-provision {posargs:--provider=virtualbox}
+  bash {toxinidir}/tests/scripts/generate_ssh_config.sh {changedir}
+
+  # use the stable-3.2 branch to deploy a luminous cluster
+  git clone -b {env:CEPH_ANSIBLE_BRANCH:stable-3.2} --single-branch https://github.com/ceph/ceph-ansible.git {envdir}/tmp/ceph-ansible
+  pip install -r {envdir}/tmp/ceph-ansible/tests/requirements.txt
+
+  ansible-playbook -vv -i {changedir}/hosts {envdir}/tmp/ceph-ansible/tests/functional/setup.yml
+
+  # deploy the cluster
+  ansible-playbook -vv -i {changedir}/hosts {envdir}/tmp/ceph-ansible/{env:PLAYBOOK:site.yml.sample} --extra-vars "\
+      delegate_facts_host={env:DELEGATE_FACTS_HOST:True} \
+      fetch_directory={env:FETCH_DIRECTORY:{changedir}/fetch} \
+      ceph_stable_release={env:CEPH_STABLE_RELEASE:luminous} \
+      ceph_docker_registry={env:CEPH_DOCKER_REGISTRY:docker.io} \
+      ceph_docker_image={env:CEPH_DOCKER_IMAGE:ceph/daemon} \
+      ceph_docker_image_tag={env:CEPH_DOCKER_IMAGE_TAG:latest-master} \
+      copy_admin_key={env:COPY_ADMIN_KEY:False} \
+  "
+
+  # wait 30sec for services to be ready
+  sleep 30
+  # test cluster state using ceph-ansible tests
+  py.test -n 8 --durations=0 --sudo -v --connection=ansible --ansible-inventory={changedir}/hosts {envdir}/tmp/ceph-ansible/tests/functional/tests
+
+  # install ceph-ansible@master requirements
+  pip install -r {toxinidir}/tests/requirements.txt
+
+  # migrate osds to ceph-volume and upgrade to nautilus
+  cp {toxinidir}/infrastructure-playbooks/rolling_update.yml {toxinidir}/rolling_update.yml
+  ansible-playbook -vv -i {changedir}/hosts {toxinidir}/rolling_update.yml --extra-vars "\
+      ireallymeanit=yes \
+      fetch_directory={env:FETCH_DIRECTORY:{changedir}/fetch} \
+      ceph_docker_registry={env:CEPH_DOCKER_REGISTRY:docker.io} \
+      ceph_docker_image={env:UPDATE_CEPH_DOCKER_IMAGE:ceph/daemon} \
+      ceph_docker_image_tag={env:UPDATE_CEPH_DOCKER_IMAGE_TAG:latest-master} \
+      ceph_stable_release=nautilus \
+      osd_scenario=lvm \
+  "
+
+  # test cluster state again using ceph-ansible tests
+  bash -c "CEPH_STABLE_RELEASE=nautilus py.test -n 8 --durations=0 --sudo -v --connection=ansible --ansible-inventory={changedir}/hosts {toxinidir}/tests/functional/tests"
+
+  # reboot all vms
+  ansible-playbook -vv -i {changedir}/hosts {toxinidir}/tests/functional/reboot.yml
+
+  # retest to ensure cluster came back up correctly after rebooting
+  bash -c "CEPH_STABLE_RELEASE=nautilus py.test -n 8 --durations=0 --sudo -v --connection=ansible --ansible-inventory={changedir}/hosts {toxinidir}/tests/functional/tests"
+
+  vagrant destroy --force
+
 # a test scenario for the lv-create.yml and lv-teardown playbooks
 [testenv:infra_lv_create]
 whitelist_externals =