tests: adds a testing scenario for lv-create and lv-teardown

Using an explicitly named testing environment name allows us to have a
specific [testenv] block for this test. This greatly simplifies how it will
work as it doesn't really anything from the ceph cluster tests.

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

tests/functional/centos/7/infra_lv_create/Vagrantfile

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+../../../../../Vagrantfile

tests/functional/centos/7/infra_lv_create/group_vars/all

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+---
+
+logfile_path: ./lv-create.log
+# Path of nvme device primed for LV creation for journals and data. Only one NVMe device is allowed at a time. Providing a list will not work in this case.
+nvme_device: /dev/sdb
+
+# Path of hdd devices designated for LV creation.
+hdd_devices:
+  - /dev/sdc
+
+journal_size: 1024 
+
+# This var is a list of bucket index LVs created on the NVMe device. We recommend one be created but you can add others
+nvme_device_lvs:
+  - lv_name: "ceph-bucket-index-1"
+    size: 100%FREE
+    journal_name: "ceph-journal-bucket-index-1-{{ nvme_device_basename }}"
+
+## TYPICAL USERS WILL NOT NEED TO CHANGE VARS FROM HERE DOWN ##
+
+# all hdd's have to be the same size and the LVs on them are dedicated for OSD data
+hdd_lv_size: 100%FREE
+
+# Since this playbook can be run multiple times across different devices, {{ var.split('/')[-1] }} is used quite frequently in this play-book.
+# This is used to strip the device name away from its path (ex: sdc from /dev/sdc) to differenciate the names of vgs, journals, or lvs if the prefixes are not changed across multiple runs.
+nvme_device_basename: "{{ nvme_device.split('/')[-1] }}"
+
+# Only one volume group is created in the playbook for all the LVs on NVMe. This volume group takes up the entire device specified in "nvme_device".
+nvme_vg_name: "ceph-nvme-vg-{{ nvme_device_basename }}"
+
+hdd_vg_prefix: "ceph-hdd-vg"
+hdd_lv_prefix: "ceph-hdd-lv"
+hdd_journal_prefix: "ceph-journal"

tests/functional/centos/7/infra_lv_create/hosts

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+[osds]
+osd0

tests/functional/centos/7/infra_lv_create/vagrant_variables.yml

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+---
+
+# DEPLOY CONTAINERIZED DAEMONS
+docker: false
+
+# DEFINE THE NUMBER OF VMS TO RUN
+mon_vms: 0
+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
+
+# Deploy RESTAPI on each of the Monitors
+restapi: true
+
+# INSTALL SOURCE OF CEPH
+# valid values are 'stable' and 'dev'
+ceph_install_source: stable
+
+# SUBNETS TO USE FOR THE VMS
+public_subnet: 192.168.39
+cluster_subnet: 192.168.40
+
+# 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: /vagrant
+# 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: fs.file-max, value: 26234859 }

tox.ini

@@ -1,9 +1,43 @@
 [tox]
 envlist = {dev,jewel,luminous,mimic,rhcs}-{xenial_cluster,centos7_cluster,docker_cluster,update_cluster,cluster,update_docker_cluster,switch_to_containers,purge_filestore_osds_container,purge_filestore_osds_non_container,purge_cluster_non_container,purge_cluster_container,ooo_collocation}
   {dev,luminous,mimic,rhcs}-{filestore_osds_non_container,filestore_osds_container,bluestore_osds_container,bluestore_osds_non_container,bluestore_lvm_osds,lvm_osds,purge_lvm_osds,shrink_mon,shrink_osd,shrink_mon_container,shrink_osd_container,docker_cluster_collocation,purge_bluestore_osds_non_container,purge_bluestore_osds_container,lvm_batch}
+  infra_lv_create
 
 skipsdist = True
 
+# a test scenario for the lv-create.yml and lv-teardown playbooks
+[testenv:infra_lv_create]
+whitelist_externals =
+    vagrant
+    bash
+    cp
+    mkdir
+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
+  # only available for ansible >= 2.2
+  ANSIBLE_STDOUT_CALLBACK = debug
+deps= -r{toxinidir}/tests/requirements.txt
+changedir={toxinidir}/tests/functional/centos/7/infra_lv_create
+commands=
+  vagrant up --no-provision {posargs:--provider=virtualbox}
+  bash {toxinidir}/tests/scripts/generate_ssh_config.sh {changedir}
+
+  cp {toxinidir}/infrastructure-playbooks/lv-create.yml {toxinidir}/lv-create.yml
+  mkdir -p {toxinidir}/templates
+  cp {toxinidir}/infrastructure-playbooks/templates/lv-create-log.j2 {toxinidir}/templates/lv-create-log.j2
+  ansible-playbook -vv -i {changedir}/hosts {toxinidir}/lv-create.yml
+
+
+  cp {toxinidir}/infrastructure-playbooks/lv-teardown.yml {toxinidir}/lv-teardown.yml
+  ansible-playbook -vv -i {changedir}/hosts {toxinidir}/lv-teardown.yml --extra-vars "ireallymeanit=yes"
+
+  vagrant destroy --force
+
 # extra commands for purging clusters
 # that purge the cluster and then set it up again to
 # ensure that a purge can clear nodes well enough that they