x/inception
Code Issues Proposed changes

Change arguments "image" and "flavor" from ID to name

Browse Source 
Make orchestrator easier to use. Specify human-readable names instead
of resource IDs.

Change-Id: I165761c38756e080aaacea7d2836d1e6c92369d8
This commit is contained in:
Changbin Liu 2013-09-18 21:53:47 -04:00
parent bcc2c014b7
commit 7c8c4b9a65
3 changed files with 46 additions and 20 deletions
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6
etc/inception/inception.conf.sample
View File

@ -2,11 +2,11 @@
user = ubuntu user = ubuntu
image = f3d62d5b-a76b-4997-a579-ff946a606132 image = u1204-130621-gv
flavor = 3 flavor = m1.medium
gateway_flavor = 1 gateway_flavor = m1.tiny
key_name = shared key_name = shared

2
inception/__init__.py
View File

@ -16,4 +16,4 @@
# License for the specific language governing permissions and limitations # License for the specific language governing permissions and limitations
# under the License. # under the License.
__version__ = '0.0.1' __version__ = '0.0.2'

58
inception/orchestrator.py
View File

@ -87,17 +87,17 @@ orchestrator_opts = [
default='ubuntu', default='ubuntu',
help='login id with sudo for all nodes'), help='login id with sudo for all nodes'),
cfg.StrOpt('image', cfg.StrOpt('image',
default='f3d62d5b-a76b-4997-a579-ff946a606132', default='u1204-130621-gv',
help='id of image used to construct nodes (=u1204-130621-gv)'), help='name of image used to construct nodes'),
cfg.StrOpt('chefserver_image', cfg.StrOpt('chefserver_image',
default='8848d4cd-1bdf-4627-ae31-ce9bf61440a4', default='u1204-130716-gvc',
help='id of image to construct chefserver (=u1204-130716-gvc)'), help='name of image to construct chefserver'),
cfg.IntOpt('flavor', cfg.IntOpt('flavor',
default=3, default='m1.medium',
help='id of machine flavor used for nodes (3=medium)'), help='name of instance flavor used for nodes'),
cfg.IntOpt('gateway_flavor', cfg.IntOpt('gateway_flavor',
default=1, default='m1.tiny',
help='id of machine flavor used to construct GW (1=tiny)'), help='name of instance flavor used to construct gateway node'),
cfg.StrOpt('key_name', cfg.StrOpt('key_name',
default='shared', default='shared',
help='name of public key for node access via ssh'), help='name of public key for node access via ssh'),
@ -289,11 +289,37 @@ class Orchestrator(object):
start all VM servers: gateway, chefserver, controller, and workers, via start all VM servers: gateway, chefserver, controller, and workers, via
calling Nova client API calling Nova client API
""" """
# map image name to ID
image_id = None
chefserver_image_id = None
for image in self.client.images.list():
if image.name == self.image:
image_id = image.id
if image.name == self.chefserver_image:
chefserver_image_id = image.id
if image_id is None:
raise ValueError('Not found image=%s' % self.image)
if chefserver_image_id is None:
raise ValueError('Not found image=%s' % self.chefserver_image)
# map flavor name to ID
flavor_id = None
gateway_flavor_id = None
for flavor in self.client.flavors.list():
if flavor.name == self.flavor:
flavor_id = flavor.id
if flavor.name == self.gateway_flavor:
gateway_flavor_id = flavor.id
if flavor_id is None:
raise ValueError('Not found flavor=%s' % self.flavor)
if gateway_flavor_id is None:
raise ValueError('Not found flavor=%s' % self.gateway_flavor)
# launch gateway # launch gateway
gateway = self.client.servers.create( gateway = self.client.servers.create(
name=self.prefix + CONCAT_CHAR + 'gateway', name=self.prefix + CONCAT_CHAR + 'gateway',
image=self.image, image=image_id,
flavor=self.gateway_flavor, flavor=gateway_flavor_id,
key_name=self.key_name, key_name=self.key_name,
security_groups=self.security_groups, security_groups=self.security_groups,
userdata=self.userdata) userdata=self.userdata)
@ -303,8 +329,8 @@ class Orchestrator(object):
# launch chefserver # launch chefserver
chefserver = self.client.servers.create( chefserver = self.client.servers.create(
name=self.prefix + CONCAT_CHAR + 'chefserver', name=self.prefix + CONCAT_CHAR + 'chefserver',
image=self.chefserver_image, image=chefserver_image_id,
flavor=self.flavor, flavor=flavor_id,
key_name=self.key_name, key_name=self.key_name,
security_groups=self.security_groups, security_groups=self.security_groups,
userdata=self.userdata, userdata=self.userdata,
@ -315,8 +341,8 @@ class Orchestrator(object):
# launch controller # launch controller
controller = self.client.servers.create( controller = self.client.servers.create(
name=self.prefix + CONCAT_CHAR + 'controller', name=self.prefix + CONCAT_CHAR + 'controller',
image=self.image, image=image_id,
flavor=self.flavor, flavor=flavor_id,
key_name=self.key_name, key_name=self.key_name,
security_groups=self.security_groups, security_groups=self.security_groups,
userdata=self.userdata) userdata=self.userdata)
@ -327,8 +353,8 @@ class Orchestrator(object):
for i in xrange(self.num_workers): for i in xrange(self.num_workers):
worker = self.client.servers.create( worker = self.client.servers.create(
name=self.prefix + CONCAT_CHAR + 'worker%s' % (i + 1), name=self.prefix + CONCAT_CHAR + 'worker%s' % (i + 1),
image=self.image, image=image_id,
flavor=self.flavor, flavor=flavor_id,
key_name=self.key_name, key_name=self.key_name,
security_groups=self.security_groups, security_groups=self.security_groups,
userdata=self.userdata) userdata=self.userdata)