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Merge branch 'nova-compute-enhancements' of git://github.com/emonty/ansible into devel

Browse source 
Conflicts:
	lib/ansible/module_utils/openstack.py
	library/cloud/nova_compute
This commit is contained in:
Michael DeHaan 2014-08-08 11:05:13 -04:00
commit 66eddfd491
4 changed files with 359 additions and 31 deletions
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13
lib/ansible/module_utils/openstack.py
View file

@ -54,3 +54,16 @@ def openstack_argument_spec():
else:
spec['login_tenant_name'] = dict(required=True)
return spec
def openstack_find_nova_addresses(addresses, ext_tag, key_name=None):
ret = []
for (k, v) in addresses.iteritems():
if key_name and k == key_name:
ret.extend([addrs['addr'] for addrs in v])
else:
for interface_spec in v:
if 'OS-EXT-IPS:type' in interface_spec and interface_spec['OS-EXT-IPS:type'] == ext_tag:
ret.append(interface_spec['addr'])
return ret

348
library/cloud/nova_compute
View file

@ -17,11 +17,14 @@
# You should have received a copy of the GNU General Public License
# along with this software. If not, see <http://www.gnu.org/licenses/>.
import operator
import os
try:
from novaclient.v1_1 import client as nova_client
from novaclient.v1_1 import floating_ips
from novaclient import exceptions
from novaclient import utils
import time
except ImportError:
print("failed=True msg='novaclient is required for this module'")
@ -71,14 +74,34 @@ options:
default: None
image_id:
description:
- The id of the image that has to be cloned
- The id of the base image to boot. Mutually exclusive with image_name
required: true
default: None
image_name:
description:
- The name of the base image to boot. Mutually exclusive with image_id
required: true
default: None
version_added: "1.7"
image_exclude:
description:
- Text to use to filter image names, for the case, such as HP, where there are multiple image names matching the common identifying portions. image_exclude is a negative match filter - it is text that may not exist in the image name. Defaults to "(deprecated)"
version_added: "1.7"
flavor_id:
description:
- The id of the flavor in which the new VM has to be created
- The id of the flavor in which the new VM has to be created. Mutually exclusive with flavor_ram
required: false
default: 1
flavor_ram:
description:
- The minimum amount of ram in MB that the flavor in which the new VM has to be created must have. Mutually exclusive with flavor_id
required: false
default: 1
version_added: "1.7"
flavor_include:
description:
- Text to use to filter flavor names, for the case, such as Rackspace, where there are multiple flavors that have the same ram count. flavor_include is a positive match filter - it must exist in the flavor name.
version_added: "1.7"
key_name:
description:
- The key pair name to be used when creating a VM
@ -94,6 +117,30 @@ options:
- A list of network id's to which the VM's interface should be attached
required: false
default: None
auto_floating_ip:
description:
- Should a floating ip be auto created and assigned
required: false
default: 'yes'
version_added: "1.7"
floating_ips:
decription:
- list of valid floating IPs that pre-exist to assign to this node
required: false
default: None
version_added: "1.7"
floating_ip_pools:
description:
- list of floating IP pools from which to choose a floating IP
required: false
default: None
version_added: "1.7"
availability_zone:
description:
- Name of the availability zone
required: false
default: None
version_added: "1.7"
meta:
description:
- A list of key value pairs that should be provided as a metadata to the new VM
@ -109,6 +156,11 @@ options:
- The amount of time the module should wait for the VM to get into active state
required: false
default: 180
config_drive:
description:
- Whether to boot the server with config drive enabled
required: false
default: 'no'
user_data:
description:
- Opaque blob of data which is made available to the instance
@ -135,8 +187,86 @@ EXAMPLES = '''
meta:
hostname: test1
group: uge_master
# Creates a new VM in HP Cloud AE1 region availability zone az2 and automatically assigns a floating IP
- name: launch a nova instance
hosts: localhost
tasks:
- name: launch an instance
nova_compute:
state: present
login_username: username
login_password: Equality7-2521
login_tenant_name: username-project1
name: vm1
auth_url: https://region-b.geo-1.identity.hpcloudsvc.com:35357/v2.0/
region_name: region-b.geo-1
availability_zone: az2
image_id: 9302692b-b787-4b52-a3a6-daebb79cb498
key_name: test
wait_for: 200
flavor_id: 101
security_groups: default
auto_floating_ip: yes
# Creates a new VM in HP Cloud AE1 region availability zone az2 and assigns a pre-known floating IP
- name: launch a nova instance
hosts: localhost
tasks:
- name: launch an instance
nova_compute:
state: present
login_username: username
login_password: Equality7-2521
login_tenant_name: username-project1
name: vm1
auth_url: https://region-b.geo-1.identity.hpcloudsvc.com:35357/v2.0/
region_name: region-b.geo-1
availability_zone: az2
image_id: 9302692b-b787-4b52-a3a6-daebb79cb498
key_name: test
wait_for: 200
flavor_id: 101
floating-ips:
- 12.34.56.79
# Creates a new VM with 4G of RAM on Ubuntu Trusty, ignoring deprecated images
- name: launch a nova instance
hosts: localhost
tasks:
- name: launch an instance
nova_compute:
name: vm1
state: present
login_username: username
login_password: Equality7-2521
login_tenant_name: username-project1
auth_url: https://region-b.geo-1.identity.hpcloudsvc.com:35357/v2.0/
region_name: region-b.geo-1
image_name: Ubuntu Server 14.04
image_exclude: deprecated
flavor_ram: 4096
# Creates a new VM with 4G of RAM on Ubuntu Trusty on a Rackspace Performance node in DFW
- name: launch a nova instance
hosts: localhost
tasks:
- name: launch an instance
nova_compute:
name: vm1
state: present
login_username: username
login_password: Equality7-2521
login_tenant_name: username-project1
auth_url: https://identity.api.rackspacecloud.com/v2.0/
region_name: DFW
image_name: Ubuntu 14.04 LTS (Trusty Tahr) (PVHVM)
flavor_ram: 4096
flavor_include: Performance
'''
def _delete_server(module, nova):
name = None
server_list = None
@ -158,18 +288,142 @@ def _delete_server(module, nova):
module.fail_json(msg = "Timed out waiting for server to get deleted, please check manually")
def _add_floating_ip_from_pool(module, nova, server):
# instantiate FloatingIPManager object
floating_ip_obj = floating_ips.FloatingIPManager(nova)
# empty dict and list
usable_floating_ips = {}
pools = []
# user specified
pools = module.params['floating_ip_pools']
# get the list of all floating IPs. Mileage may
# vary according to Nova Compute configuration
# per cloud provider
all_floating_ips = floating_ip_obj.list()
# iterate through all pools of IP address. Empty
# string means all and is the default value
for pool in pools:
# temporary list per pool
pool_ips = []
# loop through all floating IPs
for f_ip in all_floating_ips:
# if not reserved and the correct pool, add
if f_ip.instance_id is None and (f_ip.pool == pool):
pool_ips.append(f_ip.ip)
# only need one
break
# if the list is empty, add for this pool
if not pool_ips:
try:
new_ip = nova.floating_ips.create(pool)
except Exception, e:
module.fail_json(msg = "Unable to create floating ip")
pool_ips.append(new_ip.ip)
# Add to the main list
usable_floating_ips[pool] = pool_ips
# finally, add ip(s) to instance for each pool
for pool in usable_floating_ips:
for ip in usable_floating_ips[pool]:
try:
server.add_floating_ip(ip)
# We only need to assign one ip - but there is an inherent
# race condition and some other cloud operation may have
# stolen an available floating ip
break
except Exception, e:
module.fail_json(msg = "Error attaching IP %s to instance %s: %s " % (ip, server.id, e.message))
def _add_floating_ip_list(module, server, ips):
# add ip(s) to instance
for ip in ips:
try:
server.add_floating_ip(ip)
except Exception, e:
module.fail_json(msg = "Error attaching IP %s to instance %s: %s " % (ip, server.id, e.message))
def _add_auto_floating_ip(module, nova, server):
try:
new_ip = nova.floating_ips.create()
except Exception as e:
module.fail_json(msg = "Unable to create floating ip: %s" % (e.message))
try:
server.add_floating_ip(new_ip)
except Exception as e:
# Clean up - we auto-created this ip, and it's not attached
# to the server, so the cloud will not know what to do with it
server.floating_ips.delete(new_ip)
module.fail_json(msg = "Error attaching IP %s to instance %s: %s " % (ip, server.id, e.message))
def _add_floating_ip(module, nova, server):
if module.params['floating_ip_pools']:
_add_floating_ip_from_pool(module, nova, server)
elif module.params['floating_ips']:
_add_floating_ip_list(module, server, module.params['floating_ips'])
elif module.params['auto_floating_ip']:
_add_auto_floating_ip(module, nova, server)
else:
return server
# this may look redundant, but if there is now a
# floating IP, then it needs to be obtained from
# a recent server object if the above code path exec'd
try:
server = nova.servers.get(server.id)
except Exception, e:
module.fail_json(msg = "Error in getting info from instance: %s " % e.message)
return server
def _get_image_id(module, nova):
if module.params['image_name']:
for image in nova.images.list():
if (module.params['image_name'] in image.name and (
not module.params['image_exclude']
or module.params['image_exclude'] not in image.name)):
return image.id
module.fail_json(msg = "Error finding image id from name(%s)" % module.params['image_name'])
return module.params['image_id']
def _get_flavor_id(module, nova):
if module.params['flavor_ram']:
for flavor in sorted(nova.flavors.list(), key=operator.attrgetter('ram')):
if (flavor.ram >= module.params['flavor_ram'] and
(not module.params['flavor_include'] or module.params['flavor_include'] in flavor.name)):
return flavor.id
module.fail_json(msg = "Error finding flavor with %sMB of RAM" % module.params['flavor_ram'])
return module.params['flavor_id']
def _create_server(module, nova):
bootargs = [module.params['name'], module.params['image_id'], module.params['flavor_id']]
image_id = _get_image_id(module, nova)
flavor_id = _get_flavor_id(module, nova)
bootargs = [module.params['name'], image_id, flavor_id]
bootkwargs = {
'nics' : module.params['nics'],
'meta' : module.params['meta'],
'key_name': module.params['key_name'],
'security_groups': module.params['security_groups'].split(','),
#userdata is unhyphenated in novaclient, but hyphenated here for consistency with the ec2 module:
'userdata': module.params['user_data'],
'config_drive': module.params['config_drive'],
}
if not module.params['key_name']:
del bootkwargs['key_name']
for optional_param in ('region_name', 'key_name', 'availability_zone'):
if module.params[optional_param]:
bootkwargs[optional_param] = module.params[optional_param]
try:
server = nova.servers.create(*bootargs, **bootkwargs)
server = nova.servers.get(server.id)
@ -181,11 +435,16 @@ def _create_server(module, nova):
try:
server = nova.servers.get(server.id)
except Exception, e:
module.fail_json( msg = "Error in getting info from instance: %s " % e.message)
module.fail_json( msg = "Error in getting info from instance: %s" % e.message)
if server.status == 'ACTIVE':
private = [ x['addr'] for x in getattr(server, 'addresses').itervalues().next() if 'OS-EXT-IPS:type' in x and x['OS-EXT-IPS:type'] == 'fixed']
public = [ x['addr'] for x in getattr(server, 'addresses').itervalues().next() if 'OS-EXT-IPS:type' in x and x['OS-EXT-IPS:type'] == 'floating']
server = _add_floating_ip(module, nova, server)
private = openstack_find_nova_addresses(getattr(server, 'addresses'), 'fixed', 'private')
public = openstack_find_nova_addresses(getattr(server, 'addresses'), 'floating', 'public')
# now exit with info
module.exit_json(changed = True, id = server.id, private_ip=''.join(private), public_ip=''.join(public), status = server.status, info = server._info)
if server.status == 'ERROR':
module.fail_json(msg = "Error in creating the server, please check logs")
time.sleep(2)
@ -193,11 +452,46 @@ def _create_server(module, nova):
module.fail_json(msg = "Timeout waiting for the server to come up.. Please check manually")
if server.status == 'ERROR':
module.fail_json(msg = "Error in creating the server.. Please check manually")
private = [ x['addr'] for x in getattr(server, 'addresses').itervalues().next() if x['OS-EXT-IPS:type'] == 'fixed']
public = [ x['addr'] for x in getattr(server, 'addresses').itervalues().next() if x['OS-EXT-IPS:type'] == 'floating']
private = openstack_find_nova_addresses(getattr(server, 'addresses'), 'fixed', 'private')
public = openstack_find_nova_addresses(getattr(server, 'addresses'), 'floating', 'public')
module.exit_json(changed = True, id = info['id'], private_ip=''.join(private), public_ip=''.join(public), status = server.status, info = server._info)
def _delete_floating_ip_list(module, nova, server, extra_ips):
for ip in extra_ips:
nova.servers.remove_floating_ip(server=server.id, address=ip)
def _check_floating_ips(module, nova, server):
changed = False
if module.params['floating_ip_pools'] or module.params['floating_ips'] or module.params['auto_floating_ip']:
ips = openstack_find_nova_addresses(server.addresses, 'floating')
if not ips:
# If we're configured to have a floating but we don't have one,
# let's add one
server = _add_floating_ip(module, nova, server)
changed = True
elif module.params['floating_ips']:
# we were configured to have specific ips, let's make sure we have
# those
missing_ips = []
for ip in module.params['floating_ips']:
if ip not in ips:
missing_ips.append(ip)
if missing_ips:
server = _add_floating_ip_list(module, server, missing_ips)
changed = True
extra_ips = []
for ip in ips:
if ip not in module.params['floating_ips']:
extra_ips.append(ip)
if extra_ips:
_delete_floating_ip_list(module, server, extra_ips)
changed = True
return (changed, server)
def _get_server_state(module, nova):
server = None
try:
@ -214,9 +508,10 @@ def _get_server_state(module, nova):
if server and module.params['state'] == 'present':
if server.status != 'ACTIVE':
module.fail_json( msg="The VM is available but not Active. state:" + server.status)
private = [ x['addr'] for x in getattr(server, 'addresses').itervalues().next() if 'OS-EXT-IPS:type' in x and x['OS-EXT-IPS:type'] == 'fixed']
public = [ x['addr'] for x in getattr(server, 'addresses').itervalues().next() if 'OS-EXT-IPS:type' in x and x['OS-EXT-IPS:type'] == 'floating']
module.exit_json(changed = False, id = server.id, public_ip = ''.join(public), private_ip = ''.join(private), info = server._info)
(ip_changed, server) = _check_floating_ips(module, nova, server)
private = openstack_find_nova_addresses(getattr(server, 'addresses'), 'fixed', 'private')
public = openstack_find_nova_addresses(getattr(server, 'addresses'), 'floating', 'public')
module.exit_json(changed = ip_changed, id = server.id, public_ip = ''.join(public), private_ip = ''.join(private), info = server._info)
if server and module.params['state'] == 'absent':
return True
if module.params['state'] == 'absent':
@ -230,7 +525,11 @@ def main():
argument_spec.update(dict(
name = dict(required=True),
image_id = dict(default=None),
image_name = dict(default=None),
image_exclude = dict(default='(deprecated)'),
flavor_id = dict(default=1),
flavor_ram = dict(default=None, type='int'),
flavor_include = dict(default=None),
key_name = dict(default=None),
security_groups = dict(default='default'),
nics = dict(default=None),
@ -239,8 +538,21 @@ def main():
wait_for = dict(default=180),
state = dict(default='present', choices=['absent', 'present']),
user_data = dict(default=None),
config_drive = dict(default=False, type='bool'),
auto_floating_ip = dict(default=False, type='bool'),
floating_ips = dict(default=None),
floating_ip_pools = dict(default=None),
))
module = AnsibleModule(argument_spec=argument_spec)
module = AnsibleModule(
argument_spec=argument_spec,
mutually_exclusive=[
['auto_floating_ip','floating_ips'],
['auto_floating_ip','floating_ip_pools'],
['floating_ips','floating_ip_pools'],
['image_id','image_name'],
['flavor_id','flavor_ram'],
],
)
nova = nova_client.Client(module.params['login_username'],
module.params['login_password'],
@ -256,8 +568,8 @@ def main():
module.fail_json(msg = "Unable to authorize user: %s" % e.message)
if module.params['state'] == 'present':
if not module.params['image_id']:
module.fail_json( msg = "Parameter 'image_id' is required if state == 'present'")
if not module.params['image_id'] and not module.params['image_name']:
module.fail_json( msg = "Parameter 'image_id' or `image_name` is required if state == 'present'")
else:
_get_server_state(module, nova)
_create_server(module, nova)
@ -265,7 +577,7 @@ def main():
_get_server_state(module, nova)
_delete_server(module, nova)
# this is magic, see lib/ansible/module.params['common.py
# this is magic, see lib/ansible/module_common.py
from ansible.module_utils.basic import *
from ansible.module_utils.openstack import *
main()

1
library/cloud/nova_keypair
View file

@ -99,6 +99,7 @@ def main():
module.params['login_password'],
module.params['login_tenant_name'],
module.params['auth_url'],
region_name=module.params['region_name'],
service_type='compute')
try:
nova.authenticate()

28
plugins/inventory/nova.py
View file

@ -28,6 +28,8 @@ try:
except:
import simplejson as json
from ansible.module_utils.openstack import *
###################################################
# executed with no parameters, return the list of
# all groups and hosts
@ -57,12 +59,12 @@ if not config:
sys.exit('Unable to find configfile in %s' % ', '.join(NOVA_CONFIG_FILES))
client = nova_client.Client(
version = config.get('openstack', 'version'),
username = config.get('openstack', 'username'),
api_key = config.get('openstack', 'api_key'),
auth_url = config.get('openstack', 'auth_url'),
config.get('openstack', 'version'),
config.get('openstack', 'username'),
config.get('openstack', 'api_key'),
config.get('openstack', 'project_id'),
config.get('openstack', 'auth_url'),
region_name = config.get('openstack', 'region_name'),
project_id = config.get('openstack', 'project_id'),
auth_system = config.get('openstack', 'auth_system')
)
@ -70,20 +72,20 @@ if len(sys.argv) == 2 and (sys.argv[1] == '--list'):
groups = {}
# Cycle on servers
for f in client.servers.list():
private = [ x['addr'] for x in getattr(f, 'addresses').itervalues().next() if x['OS-EXT-IPS:type'] == 'fixed']
public = [ x['addr'] for x in getattr(f, 'addresses').itervalues().next() if x['OS-EXT-IPS:type'] == 'floating']
for server in client.servers.list():
private = openstack_find_nova_addresses(getattr(server, 'addresses'), 'fixed', 'private')
public = openstack_find_nova_addresses(getattr(server, 'addresses'), 'floating', 'public')
# Define group (or set to empty string)
group = f.metadata['group'] if f.metadata.has_key('group') else 'undefined'
group = server.metadata['group'] if server.metadata.has_key('group') else 'undefined'
# Create group if not exist
if group not in groups:
groups[group] = []
# Append group to list
if f.accessIPv4:
groups[group].append(f.accessIPv4)
if server.accessIPv4:
groups[group].append(server.accessIPv4)
continue
if public:
groups[group].append(''.join(public))
@ -104,8 +106,8 @@ elif len(sys.argv) == 3 and (sys.argv[1] == '--host'):
results = {}
ips = []
for instance in client.servers.list():
private = [ x['addr'] for x in getattr(instance, 'addresses').itervalues().next() if x['OS-EXT-IPS:type'] == 'fixed']
public = [ x['addr'] for x in getattr(instance, 'addresses').itervalues().next() if x['OS-EXT-IPS:type'] == 'floating']
private = openstack_find_nova_addresses(getattr(instance, 'addresses'), 'fixed', 'private')
public = openstack_find_nova_addresses(getattr(instance, 'addresses'), 'floating', 'public')
ips.append( instance.accessIPv4)
ips.append(''.join(private))
ips.append(''.join(public))