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OpenStack Stein : How to use Manila#22019/05/17

 
This is How to use OpenStack Shared File System (Manila).
This example is based on the emvironment like follows.
For example, Configure Manila share to use a designed instance.
------------+---------------------------+---------------------------+------------
            |                           |                           |
        eth0|10.0.0.30              eth0|10.0.0.50              eth0|10.0.0.51
+-----------+-----------+   +-----------+-----------+   +-----------+-----------+
|    [ Control Node ]   |   |    [ Storage Node ]   |   |    [ Compute Node ]   |
|                       |   |                       |   |                       |
|  MariaDB    RabbitMQ  |   |      Open vSwitch     |   |        Libvirt        |
|  Memcached  httpd     |   |        L2 Agent       |   |     Nova Compute      |
|  Keystone   Glance    |   |        L3 Agent       |   |      Open vSwitch     |
|  Nova API   Cinder API|   |     Metadata Agent    |   |        L2 Agent       |
|  Neutron Server       |   |     Cinder Volume     |   |                       |
|  Metadata Agent       |   |      Manila Share     |   |                       |
|  Manila API           |   |                       |   |                       |
+-----------------------+   +-----------------------+   +-----------------------+

[1]
It needs to use Cinder storage for backends, so Configure Cinder service first. (any backends are OK for Cinder)
[2] Configure Storage Node.
[root@storage ~]#
vi /etc/manila/manila.conf
# add follows into [DEFAULT] section

enabled_share_backends = generic

# add follows to the end
[neutron]
url = http://10.0.0.30:9696
auth_url = http://10.0.0.30:5000
memcached_servers = 10.0.0.30:11211
auth_type = password
project_domain_name = default
user_domain_name = default
region_name = RegionOne
project_name = service
username = neutron
password = servicepassword

[nova]
auth_url = http://10.0.0.30:5000
memcached_servers = 10.0.0.30:11211
auth_type = password
project_domain_name = default
user_domain_name = default
region_name = RegionOne
project_name = service
username = nova
password = servicepassword

[cinder]
auth_url = http://10.0.0.30:5000
memcached_servers = 10.0.0.30:11211
auth_type = password
project_domain_name = default
user_domain_name = default
region_name = RegionOne
project_name = service
username = cinder
password = servicepassword

[generic]
share_backend_name = backend01
share_driver = manila.share.drivers.generic.GenericShareDriver
interface_driver = manila.network.linux.interface.OVSInterfaceDriver
driver_handles_share_servers = True
service_instance_flavor_id = 0
service_instance_security_group = manila-service
service_image_name = manila-service-image
service_instance_user = manila
service_instance_password = manila
service_network_cidr = 10.254.0.0/16
service_network_division_mask = 24

[root@storage ~]#
systemctl start openstack-manila-share

[root@storage ~]#
systemctl enable openstack-manila-share
[3] Download official Manila designed image and add it to Glance. And more, create a security group for Manila Service.
[root@dlp ~(keystone)]#
curl -O http://tarballs.openstack.org/manila-image-elements/images/manila-service-image-master.qcow2

[root@dlp ~(keystone)]#
openstack image create "manila-service-image" --file manila-service-image-master.qcow2 --disk-format qcow2 --container-format bare --public

+------------------+--------------------------------------------------------------------------------+
| Field            | Value                                                                          |
+------------------+--------------------------------------------------------------------------------+
| checksum         | df9d9b8b5e829aa89b9eb3484919a905                                               |
| container_format | bare                                                                           |
| created_at       | 2019-05-17T02:19:59Z                                                           |
| disk_format      | qcow2                                                                          |
| file             | /v2/images/dc520d03-9070-440c-ae2c-78a6b7c4ef63/file                           |
| id               | dc520d03-9070-440c-ae2c-78a6b7c4ef63                                           |
| min_disk         | 0                                                                              |
| min_ram          | 0                                                                              |
| name             | manila-service-image                                                           |
| owner            | 183a5ed32a77427986038c176b605d73                                               |
| properties       | os_hash_algo='sha512', os_hash_value='8db4fe6b8f04ed2dccd9fea6f73016c22f78...' |
| protected        | False                                                                          |
| schema           | /v2/schemas/image                                                              |
| size             | 438073344                                                                      |
| status           | active                                                                         |
| tags             |                                                                                |
| updated_at       | 2019-05-17T02:20:03Z                                                           |
| virtual_size     | None                                                                           |
| visibility       | public                                                                         |
+------------------+--------------------------------------------------------------------------------+

[root@dlp ~(keystone)]#
openstack security group create manila-service

+-----------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| Field           | Value                                                                                                                                                                              |
+-----------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| created_at      | 2019-05-17T02:21:07Z                                                                                                                                                               |
| description     | manila-service                                                                                                                                                                     |
| id              | f812f27f-217f-4ba3-8b81-d553e7528a41                                                                                                                                               |
| location        | Munch({'project': Munch({'domain_name': 'default', 'domain_id': None, 'name': 'admin', 'id': u'183a5ed32a77427986038c176b605d73'}), 'cloud': '', 'region_name': '', 'zone': None}) |
| name            | manila-service                                                                                                                                                                     |
| project_id      | 183a5ed32a77427986038c176b605d73                                                                                                                                                   |
| revision_number | 1                                                                                                                                                                                  |
| rules           | created_at='2019-05-17T02:21:07Z', direction='egress', ethertype='IPv4', id='67485073-7895-48f0-9da8-65925cbc7f34', updated_at='2019-05-17T02:21:07Z'                              |
|                 | created_at='2019-05-17T02:21:07Z', direction='egress', ethertype='IPv6', id='c3de00f2-fb9c-4acb-92ca-9d6191fa0143', updated_at='2019-05-17T02:21:07Z'                              |
| tags            | []                                                                                                                                                                                 |
| updated_at      | 2019-05-17T02:21:07Z                                                                                                                                                               |
+-----------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+

# allow ports for manila service

root@dlp ~(keystone)#
openstack security group rule create --protocol icmp --ingress manila-service

root@dlp ~(keystone)#
openstack security group rule create --protocol tcp --dst-port 22:22 manila-service

root@dlp ~(keystone)#
openstack security group rule create --protocol tcp --dst-port 2049:2049 manila-service

[4] Create default share type.
[root@dlp ~(keystone)]#
manila type-create default_share_type True

+----------------------+--------------------------------------+
| Property             | Value                                |
+----------------------+--------------------------------------+
| required_extra_specs | driver_handles_share_servers : True  |
| Name                 | default_share_type                   |
| Visibility           | public                               |
| is_default           | YES                                  |
| ID                   | f7c4b828-c1dd-4884-bc69-2812d6e3b51d |
| optional_extra_specs |                                      |
| Description          | None                                 |
+----------------------+--------------------------------------+

[root@dlp ~(keystone)]#
manila type-list

+--------------------------------------+--------------------+------------+------------+-------------------------------------+----------------------+-------------+
| ID                                   | Name               | visibility | is_default | required_extra_specs                | optional_extra_specs | Description |
+--------------------------------------+--------------------+------------+------------+-------------------------------------+----------------------+-------------+
| f7c4b828-c1dd-4884-bc69-2812d6e3b51d | default_share_type | public     | YES        | driver_handles_share_servers : True |                      | None        |
+--------------------------------------+--------------------+------------+------------+-------------------------------------+----------------------+-------------+
[5] Login as a common user you'd like to use Manila Share and Create shared network.
[cent@dlp ~(keystone)]$
openstack network list

+--------------------------------------+---------+--------------------------------------+
| ID                                   | Name    | Subnets                              |
+--------------------------------------+---------+--------------------------------------+
| 85844309-e89a-49cb-8ec7-730a8e6d253c | ext_net | 7bcaa30a-261c-41bb-bcab-f88c711f98a8 |
| c9377689-558e-4f2a-9334-17a3b9fa1b87 | int_net | b4dda943-e57b-4455-88dd-c3308c2ac30c |
+--------------------------------------+---------+--------------------------------------+

[cent@dlp ~(keystone)]$
openstack subnet list

+--------------------------------------+---------+--------------------------------------+------------------+
| ID                                   | Name    | Network                              | Subnet           |
+--------------------------------------+---------+--------------------------------------+------------------+
| b4dda943-e57b-4455-88dd-c3308c2ac30c | subnet1 | c9377689-558e-4f2a-9334-17a3b9fa1b87 | 192.168.100.0/24 |
+--------------------------------------+---------+--------------------------------------+------------------+

[cent@dlp ~(keystone)]$
INT_NET=$(openstack network list | grep 'int_net' | awk '{print $2}')

[cent@dlp ~(keystone)]$
INT_SUBNET=$(openstack subnet list | grep 'subnet1' | awk '{print $2}')
[cent@dlp ~(keystone)]$
manila share-network-create --neutron-net-id $INT_NET --neutron-subnet-id $INT_SUBNET --name manila_share

+-------------------+--------------------------------------+
| Property          | Value                                |
+-------------------+--------------------------------------+
| network_type      | None                                 |
| name              | manila_share                         |
| segmentation_id   | None                                 |
| created_at        | 2019-05-17T02:24:30.195211           |
| neutron_subnet_id | b4dda943-e57b-4455-88dd-c3308c2ac30c |
| updated_at        | None                                 |
| mtu               | None                                 |
| gateway           | None                                 |
| neutron_net_id    | c9377689-558e-4f2a-9334-17a3b9fa1b87 |
| ip_version        | None                                 |
| cidr              | None                                 |
| project_id        | caab6ec580994e6481cd104b9d210f3f     |
| id                | 8dbddb94-22c3-47bf-9abe-a4ba7653b77e |
| description       | None                                 |
+-------------------+--------------------------------------+

[cent@dlp ~(keystone)]$
manila share-network-list

+--------------------------------------+--------------+
| id                                   | name         |
+--------------------------------------+--------------+
| 8dbddb94-22c3-47bf-9abe-a4ba7653b77e | manila_share |
+--------------------------------------+--------------+
[6] Create NFS share.
[cent@dlp ~(keystone)]$
manila create NFS 10 --name share01 --share-network manila_share

+---------------------------------------+--------------------------------------+
| Property                              | Value                                |
+---------------------------------------+--------------------------------------+
| status                                | creating                             |
| share_type_name                       | default_share_type                   |
| description                           | None                                 |
| availability_zone                     | None                                 |
| share_network_id                      | 8dbddb94-22c3-47bf-9abe-a4ba7653b77e |
| share_group_id                        | None                                 |
| revert_to_snapshot_support            | False                                |
| access_rules_status                   | active                               |
| snapshot_id                           | None                                 |
| create_share_from_snapshot_support    | False                                |
| is_public                             | False                                |
| task_state                            | None                                 |
| snapshot_support                      | False                                |
| id                                    | 9a6898f1-086f-4344-bf98-ceb6b954b6b7 |
| size                                  | 10                                   |
| source_share_group_snapshot_member_id | None                                 |
| user_id                               | b5dd128c2fd744c892ad7d1fb39d21a0     |
| name                                  | share01                              |
| share_type                            | f7c4b828-c1dd-4884-bc69-2812d6e3b51d |
| has_replicas                          | False                                |
| replication_type                      | None                                 |
| created_at                            | 2019-05-17T02:26:12.000000           |
| share_proto                           | NFS                                  |
| mount_snapshot_support                | False                                |
| project_id                            | caab6ec580994e6481cd104b9d210f3f     |
| metadata                              | {}                                   |
+---------------------------------------+--------------------------------------+

# few minutes later, the Status turns to available

[cent@dlp ~(keystone)]$
manila list

+--------------------------------------+---------+------+-------------+-----------+-----------+--------------------+------+-------------------+
| ID                                   | Name    | Size | Share Proto | Status    | Is Public | Share Type Name    | Host | Availability Zone |
+--------------------------------------+---------+------+-------------+-----------+-----------+--------------------+------+-------------------+
| 9a6898f1-086f-4344-bf98-ceb6b954b6b7 | share01 | 10   | NFS         | available | False     | default_share_type |      | nova              |
+--------------------------------------+---------+------+-------------+-----------+-----------+--------------------+------+-------------------+
[7] At this point, network for Manila has been created within 10.254.0.0 network on Storage Node.
[cent@storage ~]$
ip addr

.....
.....
16: tap5c659a4d-23: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UNKNOWN group default qlen 1000
    link/ether fa:16:3e:dc:58:ba brd ff:ff:ff:ff:ff:ff
    inet 10.254.0.153/24 brd 10.254.0.255 scope global tap5c659a4d-23
       valid_lft forever preferred_lft forever
    inet6 fe80::f816:3eff:fedc:58ba/64 scope link
       valid_lft forever preferred_lft forever
.....
.....
[8] It's OK all, you can use Manila Shared filesystem from your own instances like follows.
[cent@dlp ~(keystone)]$
openstack server list

+--------------------------------------+----------+---------+------------------------------------+---------+----------+
| ID                                   | Name     | Status  | Networks                           | Image   | Flavor   |
+--------------------------------------+----------+---------+------------------------------------+---------+----------+
| aced428a-2d16-4679-9798-50e69c7aaf1d | CentOS_7 | SHUTOFF | int_net=192.168.100.59, 10.0.0.240 | CentOS7 | m1.small |
+--------------------------------------+----------+---------+------------------------------------+---------+----------+

# allow access permission first

[cent@dlp ~(keystone)]$
manila access-allow share01 ip 10.0.0.0/24 --access-level rw

+--------------+--------------------------------------+
| Property     | Value                                |
+--------------+--------------------------------------+
| access_key   | None                                 |
| share_id     | 9a6898f1-086f-4344-bf98-ceb6b954b6b7 |
| created_at   | 2019-05-17T02:29:23.000000           |
| updated_at   | None                                 |
| access_type  | ip                                   |
| access_to    | 10.0.0.0/24                          |
| access_level | rw                                   |
| state        | queued_to_apply                      |
| id           | fa1e3fdd-1144-4306-9a9c-8d3a7d800dfe |
| metadata     | {}                                   |
+--------------+--------------------------------------+

# OK if State turns to active

[cent@dlp ~(keystone)]$
manila access-list share01

+--------------------------------------+-------------+------------------+--------------+--------+------------+----------------------------+------------+
| id                                   | access_type | access_to        | access_level | state  | access_key | created_at                 | updated_at |
+--------------------------------------+-------------+------------------+--------------+--------+------------+----------------------------+------------+
| 576e30bd-3b45-4f78-8657-640d1a444c9b | ip          | 192.168.100.0/24 | rw           | active | None       | 2019-05-17T02:29:56.000000 | None       |
| fa1e3fdd-1144-4306-9a9c-8d3a7d800dfe | ip          | 10.0.0.0/24      | rw           | active | None       | 2019-05-17T02:29:23.000000 | None       |
+--------------------------------------+-------------+------------------+--------------+--------+------------+----------------------------+------------+

[cent@dlp ~(keystone)]$
openstack server start CentOS_7

# confirm access Path

[cent@dlp ~(keystone)]$
manila show share01 | grep path | cut -d'|' -f3

path = 10.254.0.59:/shares/share-4ea7f27d-1c45-4061-b185-0d8bbe15c6cd
[cent@dlp ~(keystone)]$
ssh centos@10.0.0.240

Last login: Fri May 17 19:57:00 2019 from dlp.srv.world
# mount Manila shared storage

[centos@centos-7 ~]$
sudo mount -t nfs \
10.254.0.59:/shares/share-4ea7f27d-1c45-4061-b185-0d8bbe15c6cd /mnt

[centos@centos-7 ~]$
df -hT

Filesystem                                                     Type      Size  Used Avail Use% Mounted on
/dev/mapper/centos-root                                        xfs       8.0G  1.1G  7.0G  14% /
devtmpfs                                                       devtmpfs  988M     0  988M   0% /dev
tmpfs                                                          tmpfs    1000M     0 1000M   0% /dev/shm
tmpfs                                                          tmpfs    1000M  8.5M  992M   1% /run
tmpfs                                                          tmpfs    1000M     0 1000M   0% /sys/fs/cgroup
/dev/vda1                                                      xfs      1014M  132M  883M  13% /boot
tmpfs                                                          tmpfs     200M     0  200M   0% /run/user/1000
10.254.0.59:/shares/share-4ea7f27d-1c45-4061-b185-0d8bbe15c6cd nfs4      9.8G   37M  9.3G   1% /mnt
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