Merge changes I05dcfd9a,If938b51a,Iebd2693b

* changes:
  Don't go fishing in the stack for the KeyName
  Tidy up create timeout code
  Get rid of _wrap_db_error()
This commit is contained in:
Jenkins 2012-06-28 22:00:45 +00:00 committed by Gerrit Code Review
commit 73492540dd
8 changed files with 39 additions and 62 deletions

View File

@ -176,7 +176,7 @@ def stack_create(options, arguments):
parameters['Parameters.member.%d.ParameterValue' % count] = v
count = count + 1
parameters['Timeout'] = options.timeout
parameters['TimeoutInMinutes'] = options.timeout
if options.template_file:
parameters['TemplateBody'] = open(options.template_file).read()

View File

@ -152,9 +152,6 @@ class StackController(object):
except ValueError:
msg = _("The Template must be a JSON document.")
return webob.exc.HTTPBadRequest(explanation=msg)
stack['StackName'] = req.params['StackName']
if 'Timeout' in req.params:
stack['Timeout'] = req.params['Timeout']
try:
res = rpc.call(con, 'engine',

View File

@ -16,6 +16,6 @@
SUPPORTED_PARAMS = ('StackName', 'TemplateBody', 'TemplateUrl',
'NotificationARNs', 'Parameters', 'Version',
'SignatureVersion', 'Timestamp', 'AWSAccessKeyId',
'Signature', 'KeyStoneCreds', 'Timeout',
'Signature', 'KeyStoneCreds', 'TimeoutInMinutes',
'LogicalResourceId', 'PhysicalResourceId', 'NextToken',
)

View File

@ -27,30 +27,6 @@ _ENGINE = None
_MAKER = None
class Error(Exception):
pass
class DBError(Error):
"""Wraps an implementation specific exception."""
def __init__(self, inner_exception=None):
self.inner_exception = inner_exception
super(DBError, self).__init__(str(inner_exception))
def _wrap_db_error(f):
def _wrap(*args, **kwargs):
try:
return f(*args, **kwargs)
except UnicodeEncodeError:
raise InvalidUnicodeParameter()
except Exception, e:
logger.exception(_('DB exception wrapped.'))
raise DBError(e)
_wrap.func_name = f.func_name
return _wrap
def get_session(autocommit=True, expire_on_commit=False):
"""Return a SQLAlchemy session."""
global _ENGINE, _MAKER
@ -58,10 +34,7 @@ def get_session(autocommit=True, expire_on_commit=False):
if _MAKER is None or _ENGINE is None:
_ENGINE = get_engine()
_MAKER = get_maker(_ENGINE, autocommit, expire_on_commit)
session = _MAKER()
session.query = _wrap_db_error(session.query)
session.flush = _wrap_db_error(session.flush)
return session
return _MAKER()
class SynchronousSwitchListener(sqlalchemy.interfaces.PoolListener):

View File

@ -241,17 +241,20 @@ class Instance(Resource):
res = Resource.validate(self)
if res:
return res
#check validity of key
if self.stack.parms['KeyName']:
try:
key_name = self.properties['KeyName']
except ValueError:
return
else:
keypairs = self.nova().keypairs.list()
valid_key = False
for k in keypairs:
if k.name == self.stack.parms['KeyName']:
valid_key = True
if not valid_key:
if k.name == key_name:
return
return {'Error':
'Provided KeyName is not registered with nova'}
return None
def handle_delete(self):
try:

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@ -63,6 +63,18 @@ def _extract_user_params(params):
return dict(get_param_pairs())
def _extract_args(params):
kwargs = {}
try:
timeout_mins = int(params.get('TimeoutInMinutes', 0))
except ValueError:
logger.exception('create timeout conversion')
else:
if timeout > 0:
kwargs['timeout_in_minutes'] = timeout_mins
return kwargs
class EngineManager(manager.Manager):
"""
Manages the running instances from creation to destruction.
@ -129,7 +141,6 @@ class EngineManager(manager.Manager):
mem['LastUpdatedTimestamp'] = heat_utils.strtime(s.updated_at)
mem['NotificationARNs'] = 'TODO'
mem['Parameters'] = ps.t['Parameters']
mem['TimeoutInMinutes'] = ps.t.get('Timeout', '60')
mem['Description'] = ps.t.get('Description',
'No description')
mem['StackStatus'] = s.status
@ -201,7 +212,8 @@ class EngineManager(manager.Manager):
new_pt = db_api.parsed_template_create(None, pt)
stack.parsed_template_id = new_pt.id
greenpool.spawn_n(stack.create)
greenpool.spawn_n(stack.create, **_extract_args(params))
return {'StackId': "/".join([new_s.name, str(new_s.id)])}

View File

@ -191,28 +191,20 @@ class Stack(object):
stack.update_and_save({'status': new_status,
'status_reason': reason})
def _timeout(self):
'''Return the stack creation timeout in seconds'''
if 'Timeout' in self.t:
try:
# Timeout is in minutes
return int(self.t['Timeout']) * 60
except ValueError:
logger.exception('create timeout conversion')
# Default to 1 hour
return 60 * 60
def create(self):
def create(self, timeout_in_minutes=60):
'''
Create the stack and all of the resources.
Creation will fail if it exceeds the specified timeout. The default is
60 minutes.
'''
self.state_set(self.IN_PROGRESS, 'Stack creation started')
stack_status = self.CREATE_COMPLETE
reason = 'Stack successfully created'
res = None
with eventlet.Timeout(self._timeout()) as tmo:
with eventlet.Timeout(timeout_in_minutes * 60) as tmo:
try:
for res in self:
if stack_status != self.CREATE_FAILED:
@ -231,10 +223,10 @@ class Stack(object):
res.state_set(res.CREATE_FAILED,
'Stack creation aborted')
except eventlet.Timeout, t:
except eventlet.Timeout as t:
if t is tmo:
stack_status = self.CREATE_FAILED
reason = 'Timed out waiting for %s' % (res.name)
reason = 'Timed out waiting for %s' % str(res)
else:
# not my timeout
raise

View File

@ -71,7 +71,7 @@ test_template_ref = '''
"Properties": {
"ImageId": "image_name",
"InstanceType": "m1.large",
"KeyName": "test_KeyName"
"KeyName": { "Ref" : "KeyName" }
}
},
"DataVolume" : {
@ -112,7 +112,7 @@ test_template_findinmap_valid = '''
"Properties": {
"ImageId": "image_name",
"InstanceType": "m1.large",
"KeyName": "test_KeyName"
"KeyName": { "Ref" : "KeyName" }
}
},
"DataVolume" : {
@ -176,7 +176,7 @@ test_template_findinmap_invalid = '''
'"InstanceType" }, "Arch" ] } ] },' + \
'''
"InstanceType": "m1.large",
"KeyName": "test_KeyName"
"KeyName": { "Ref" : "KeyName"}
}
},
"DataVolume" : {