def test_quota_no_mem_no_cpu(self):
num_instances = quota.allowed_instances(self.context, 100,
self._get_instance_type('m1.nocpu'))
self.assertEqual(num_instances, 2)
num_instances = quota.allowed_instances(self.context, 100,
self._get_instance_type('m1.nomem'))
self.assertEqual(num_instances, 2)
def test_quota_overrides(self):
"""Make sure overriding a projects quotas works"""
num_instances = quota.allowed_instances(self.context, 100,
self._get_instance_type('m1.small'))
self.assertEqual(num_instances, 2)
db.quota_create(self.context, self.project_id, 'instances', 10)
num_instances = quota.allowed_instances(self.context, 100,
self._get_instance_type('m1.small'))
self.assertEqual(num_instances, 4)
db.quota_create(self.context, self.project_id, 'cores', 100)
num_instances = quota.allowed_instances(self.context, 100,
self._get_instance_type('m1.small'))
self.assertEqual(num_instances, 10)
db.quota_create(self.context, self.project_id, 'ram', 3 * 2048)
num_instances = quota.allowed_instances(self.context, 100,
self._get_instance_type('m1.small'))
self.assertEqual(num_instances, 3)
# metadata_items
too_many_items = FLAGS.quota_metadata_items + 1000
num_metadata_items = quota.allowed_metadata_items(self.context,
too_many_items)
self.assertEqual(num_metadata_items, FLAGS.quota_metadata_items)
db.quota_create(self.context, self.project_id, 'metadata_items', 5)
num_metadata_items = quota.allowed_metadata_items(self.context,
too_many_items)
self.assertEqual(num_metadata_items, 5)
# Cleanup
db.quota_destroy_all_by_project(self.context, self.project_id)
def test_quota_overrides(self):
"""Make sure overriding a projects quotas works"""
num_instances = quota.allowed_instances(self.context, 100,
self._get_instance_type('m1.small'))
self.assertEqual(num_instances, 2)
db.quota_create(self.context, {'project_id': self.project.id,
'instances': 10})
num_instances = quota.allowed_instances(self.context, 100,
self._get_instance_type('m1.small'))
self.assertEqual(num_instances, 4)
db.quota_update(self.context, self.project.id, {'cores': 100})
num_instances = quota.allowed_instances(self.context, 100,
self._get_instance_type('m1.small'))
self.assertEqual(num_instances, 10)
# metadata_items
too_many_items = FLAGS.quota_metadata_items + 1000
num_metadata_items = quota.allowed_metadata_items(self.context,
too_many_items)
self.assertEqual(num_metadata_items, FLAGS.quota_metadata_items)
db.quota_update(self.context, self.project.id, {'metadata_items': 5})
num_metadata_items = quota.allowed_metadata_items(self.context,
too_many_items)
self.assertEqual(num_metadata_items, 5)
# Cleanup
db.quota_destroy(self.context, self.project.id)
def test_unlimited_cores(self):
self.flags(quota_instances=-1, quota_ram=-1, quota_cores=2)
instance_type = self._get_instance_type("m1.small")
num_instances = quota.allowed_instances(self.context, 100, instance_type)
self.assertEqual(num_instances, 2)
db.quota_create(self.context, self.project_id, "cores", None)
num_instances = quota.allowed_instances(self.context, 100, instance_type)
self.assertEqual(num_instances, 100)
num_instances = quota.allowed_instances(self.context, 101, instance_type)
self.assertEqual(num_instances, 101)
def test_unlimited_cores(self):
FLAGS.quota_instances = 1000
FLAGS.quota_cores = 2
instance_type = self._get_instance_type("m1.small")
num_instances = quota.allowed_instances(self.context, 100, instance_type)
self.assertEqual(num_instances, 2)
db.quota_create(self.context, self.project.id, "cores", None)
num_instances = quota.allowed_instances(self.context, 100, instance_type)
self.assertEqual(num_instances, 100)
num_instances = quota.allowed_instances(self.context, 101, instance_type)
self.assertEqual(num_instances, 101)
def test_unlimited_cores(self):
self.flags(quota_instances=-1, quota_ram=-1, quota_cores=2)
instance_type = self._get_instance_type('m1.small')
num_instances = quota.allowed_instances(self.context, 100,
instance_type)
self.assertEqual(num_instances, 2)
db.quota_create(self.context, self.project_id, 'cores', None)
num_instances = quota.allowed_instances(self.context, 100,
instance_type)
self.assertEqual(num_instances, 100)
num_instances = quota.allowed_instances(self.context, 101,
instance_type)
self.assertEqual(num_instances, 101)
def test_unlimited_ram(self):
self.flags(quota_instances=-1, quota_ram=2 * 2048, quota_cores=-1)
instance_type = self._get_instance_type('m1.small')
num_instances = quota.allowed_instances(self.context, 100,
instance_type)
self.assertEqual(num_instances, 2)
db.quota_create(self.context, self.project_id, 'ram', -1)
num_instances = quota.allowed_instances(self.context, 100,
instance_type)
self.assertEqual(num_instances, 100)
num_instances = quota.allowed_instances(self.context, 101,
instance_type)
self.assertEqual(num_instances, 101)
def test_quota_overrides(self):
"""Make sure overriding a projects quotas works"""
num_instances = quota.allowed_instances(self.context, 100,
instance_types.INSTANCE_TYPES['m1.small'])
self.assertEqual(num_instances, 2)
db.quota_create(self.context, {'project_id': self.project.id,
'instances': 10})
num_instances = quota.allowed_instances(self.context, 100,
instance_types.INSTANCE_TYPES['m1.small'])
self.assertEqual(num_instances, 4)
db.quota_update(self.context, self.project.id, {'cores': 100})
num_instances = quota.allowed_instances(self.context, 100,
instance_types.INSTANCE_TYPES['m1.small'])
self.assertEqual(num_instances, 10)
db.quota_destroy(self.context, self.project.id)
def test_unlimited_ram(self):
FLAGS.quota_instances = -1
FLAGS.quota_ram = 2 * 2048
FLAGS.quota_cores = -1
instance_type = self._get_instance_type('m1.small')
num_instances = quota.allowed_instances(self.context, 100,
instance_type)
self.assertEqual(num_instances, 2)
db.quota_create(self.context, self.project_id, 'ram', None)
num_instances = quota.allowed_instances(self.context, 100,
instance_type)
self.assertEqual(num_instances, 100)
num_instances = quota.allowed_instances(self.context, 101,
instance_type)
self.assertEqual(num_instances, 101)
def test_unlimited_cores(self):
FLAGS.quota_instances = -1
FLAGS.quota_ram = -1
FLAGS.quota_cores = 2
instance_type = self._get_instance_type('m1.small')
num_instances = quota.allowed_instances(self.context, 100,
instance_type)
self.assertEqual(num_instances, 2)
db.quota_create(self.context, self.project_id, 'cores', None)
num_instances = quota.allowed_instances(self.context, 100,
instance_type)
self.assertEqual(num_instances, 100)
num_instances = quota.allowed_instances(self.context, 101,
instance_type)
self.assertEqual(num_instances, 101)
def _check_quota(self, context, instance_uuid):
# Check the quota to see if we can launch a new instance.
instance = self.get(context, instance_uuid)
instance_type = instance['instance_type']
metadata = instance['metadata']
# check the quota to if we can launch a single instance.
num_instances = quota.allowed_instances(context, 1, instance['instance_type'])
if num_instances < 1:
pid = context.project_id
LOG.warn(_("Quota exceeded for %(pid)s,"
" tried to launch an instance"))
if num_instances <= 0:
message = _("Instance quota exceeded. You cannot run any "
"more instances of this type.")
else:
message = _("Instance quota exceeded. You can only run %s "
"more instances of this type.") % num_instances
raise novaexc.QuotaError(code="InstanceLimitExceeded")
# check against metadata
metadata = self.db.instance_metadata_get(context, instance['id'])
self.compute_api._check_metadata_properties_quota(context, metadata)
def create(
self,
context,
instance_type,
image_id,
kernel_id=None,
ramdisk_id=None,
min_count=1,
max_count=1,
display_name="",
display_description="",
key_name=None,
key_data=None,
security_group="default",
availability_zone=None,
user_data=None,
metadata={},
injected_files=None,
admin_password=None,
):
"""Create the number and type of instances requested.
Verifies that quota and other arguments are valid.
"""
if not instance_type:
instance_type = instance_types.get_default_instance_type()
num_instances = quota.allowed_instances(context, max_count, instance_type)
if num_instances < min_count:
pid = context.project_id
LOG.warn(_("Quota exceeeded for %(pid)s," " tried to run %(min_count)s instances") % locals())
if num_instances <= 0:
message = _("Instance quota exceeded. You cannot run any " "more instances of this type.")
else:
message = (
_("Instance quota exceeded. You can only run %s " "more instances of this type.") % num_instances
)
raise quota.QuotaError(message, "InstanceLimitExceeded")
self._check_metadata_properties_quota(context, metadata)
self._check_injected_file_quota(context, injected_files)
image = self.image_service.show(context, image_id)
os_type = None
if "properties" in image and "os_type" in image["properties"]:
os_type = image["properties"]["os_type"]
if kernel_id is None:
kernel_id = image["properties"].get("kernel_id", None)
if ramdisk_id is None:
ramdisk_id = image["properties"].get("ramdisk_id", None)
# FIXME(sirp): is there a way we can remove null_kernel?
# No kernel and ramdisk for raw images
if kernel_id == str(FLAGS.null_kernel):
kernel_id = None
ramdisk_id = None
LOG.debug(_("Creating a raw instance"))
# Make sure we have access to kernel and ramdisk (if not raw)
logging.debug("Using Kernel=%s, Ramdisk=%s" % (kernel_id, ramdisk_id))
if kernel_id:
self.image_service.show(context, kernel_id)
if ramdisk_id:
self.image_service.show(context, ramdisk_id)
if security_group is None:
security_group = ["default"]
if not type(security_group) is list:
security_group = [security_group]
security_groups = []
self.ensure_default_security_group(context)
for security_group_name in security_group:
group = db.security_group_get_by_name(context, context.project_id, security_group_name)
security_groups.append(group["id"])
if key_data is None and key_name:
key_pair = db.key_pair_get(context, context.user_id, key_name)
key_data = key_pair["public_key"]
base_options = {
"reservation_id": utils.generate_uid("r"),
"image_id": image_id,
"kernel_id": kernel_id or "",
"ramdisk_id": ramdisk_id or "",
"state": 0,
"state_description": "scheduling",
"user_id": context.user_id,
"project_id": context.project_id,
"launch_time": time.strftime("%Y-%m-%dT%H:%M:%SZ", time.gmtime()),
"instance_type_id": instance_type["id"],
"memory_mb": instance_type["memory_mb"],
"vcpus": instance_type["vcpus"],
"local_gb": instance_type["local_gb"],
"display_name": display_name,
"display_description": display_description,
"user_data": user_data or "",
"key_name": key_name,
"key_data": key_data,
"locked": False,
"metadata": metadata,
"availability_zone": availability_zone,
"os_type": os_type,
}
elevated = context.elevated()
instances = []
LOG.debug(_("Going to run %s instances..."), num_instances)
for num in range(num_instances):
instance = dict(mac_address=utils.generate_mac(), launch_index=num, **base_options)
instance = self.db.instance_create(context, instance)
instance_id = instance["id"]
elevated = context.elevated()
if not security_groups:
security_groups = []
for security_group_id in security_groups:
self.db.instance_add_security_group(elevated, instance_id, security_group_id)
# Set sane defaults if not specified
updates = dict(hostname=self.hostname_factory(instance_id))
if not hasattr(instance, "display_name") or instance.display_name is None:
updates["display_name"] = "Server %s" % instance_id
instance = self.update(context, instance_id, **updates)
instances.append(instance)
pid = context.project_id
uid = context.user_id
LOG.debug(_("Casting to scheduler for %(pid)s/%(uid)s's" " instance %(instance_id)s") % locals())
# NOTE(sandy): For now we're just going to pass in the
# instance_type record to the scheduler. In a later phase
# we'll be ripping this whole for-loop out and deferring the
# creation of the Instance record. At that point all this will
# change.
rpc.cast(
context,
FLAGS.scheduler_topic,
{
"method": "run_instance",
"args": {
"topic": FLAGS.compute_topic,
"instance_id": instance_id,
"instance_type": instance_type,
"availability_zone": availability_zone,
"injected_files": injected_files,
"admin_password": admin_password,
},
},
)
for group_id in security_groups:
self.trigger_security_group_members_refresh(elevated, group_id)
return [dict(x.iteritems()) for x in instances]
def _check_create_parameters(self, context, instance_type,
image_href, kernel_id=None, ramdisk_id=None,
min_count=None, max_count=None,
display_name='', display_description='',
key_name=None, key_data=None, security_group='default',
availability_zone=None, user_data=None, metadata={},
injected_files=None, admin_password=None, zone_blob=None,
reservation_id=None):
"""Verify all the input parameters regardless of the provisioning
strategy being performed."""
if not instance_type:
instance_type = instance_types.get_default_instance_type()
if not min_count:
min_count = 1
if not max_count:
max_count = min_count
num_instances = quota.allowed_instances(context, max_count,
instance_type)
if num_instances < min_count:
pid = context.project_id
LOG.warn(_("Quota exceeeded for %(pid)s,"
" tried to run %(min_count)s instances") % locals())
if num_instances <= 0:
message = _("Instance quota exceeded. You cannot run any "
"more instances of this type.")
else:
message = _("Instance quota exceeded. You can only run %s "
"more instances of this type.") % num_instances
raise quota.QuotaError(message, "InstanceLimitExceeded")
self._check_metadata_properties_quota(context, metadata)
self._check_injected_file_quota(context, injected_files)
(image_service, image_id) = nova.image.get_image_service(image_href)
image = image_service.show(context, image_id)
os_type = None
if 'properties' in image and 'os_type' in image['properties']:
os_type = image['properties']['os_type']
architecture = None
if 'properties' in image and 'arch' in image['properties']:
architecture = image['properties']['arch']
vm_mode = None
if 'properties' in image and 'vm_mode' in image['properties']:
vm_mode = image['properties']['vm_mode']
if kernel_id is None:
kernel_id = image['properties'].get('kernel_id', None)
if ramdisk_id is None:
ramdisk_id = image['properties'].get('ramdisk_id', None)
# FIXME(sirp): is there a way we can remove null_kernel?
# No kernel and ramdisk for raw images
if kernel_id == str(FLAGS.null_kernel):
kernel_id = None
ramdisk_id = None
LOG.debug(_("Creating a raw instance"))
# Make sure we have access to kernel and ramdisk (if not raw)
logging.debug("Using Kernel=%s, Ramdisk=%s" %
(kernel_id, ramdisk_id))
if kernel_id:
image_service.show(context, kernel_id)
if ramdisk_id:
image_service.show(context, ramdisk_id)
self.ensure_default_security_group(context)
if key_data is None and key_name:
key_pair = db.key_pair_get(context, context.user_id, key_name)
key_data = key_pair['public_key']
if reservation_id is None:
reservation_id = utils.generate_uid('r')
root_device_name = ec2utils.properties_root_device_name(
image['properties'])
base_options = {
'reservation_id': reservation_id,
'image_ref': image_href,
'kernel_id': kernel_id or '',
'ramdisk_id': ramdisk_id or '',
'state': 0,
'state_description': 'scheduling',
'user_id': context.user_id,
'project_id': context.project_id,
'launch_time': time.strftime('%Y-%m-%dT%H:%M:%SZ', time.gmtime()),
'instance_type_id': instance_type['id'],
'memory_mb': instance_type['memory_mb'],
'vcpus': instance_type['vcpus'],
'local_gb': instance_type['local_gb'],
'display_name': display_name,
'display_description': display_description,
'user_data': user_data or '',
'key_name': key_name,
'key_data': key_data,
'locked': False,
'metadata': metadata,
'availability_zone': availability_zone,
'os_type': os_type,
'architecture': architecture,
'vm_mode': vm_mode,
'root_device_name': root_device_name}
return (num_instances, base_options, image)
def create(self,
context,
instance_type,
image_id,
kernel_id=None,
ramdisk_id=None,
min_count=1,
max_count=1,
display_name='',
display_description='',
key_name=None,
key_data=None,
security_group='default',
availability_zone=None,
user_data=None,
metadata={},
injected_files=None):
"""Create the number and type of instances requested.
Verifies that quota and other arguments are valid.
"""
if not instance_type:
instance_type = instance_types.get_default_instance_type()
num_instances = quota.allowed_instances(context, max_count,
instance_type)
if num_instances < min_count:
pid = context.project_id
LOG.warn(
_("Quota exceeeded for %(pid)s,"
" tried to run %(min_count)s instances") % locals())
raise quota.QuotaError(
_("Instance quota exceeded. You can only "
"run %s more instances of this type.") % num_instances,
"InstanceLimitExceeded")
self._check_metadata_properties_quota(context, metadata)
self._check_injected_file_quota(context, injected_files)
image = self.image_service.show(context, image_id)
os_type = None
if 'properties' in image and 'os_type' in image['properties']:
os_type = image['properties']['os_type']
if kernel_id is None:
kernel_id = image['properties'].get('kernel_id', None)
if ramdisk_id is None:
ramdisk_id = image['properties'].get('ramdisk_id', None)
# FIXME(sirp): is there a way we can remove null_kernel?
# No kernel and ramdisk for raw images
if kernel_id == str(FLAGS.null_kernel):
kernel_id = None
ramdisk_id = None
LOG.debug(_("Creating a raw instance"))
# Make sure we have access to kernel and ramdisk (if not raw)
logging.debug("Using Kernel=%s, Ramdisk=%s" % (kernel_id, ramdisk_id))
if kernel_id:
self.image_service.show(context, kernel_id)
if ramdisk_id:
self.image_service.show(context, ramdisk_id)
if security_group is None:
security_group = ['default']
if not type(security_group) is list:
security_group = [security_group]
security_groups = []
self.ensure_default_security_group(context)
for security_group_name in security_group:
group = db.security_group_get_by_name(context, context.project_id,
security_group_name)
security_groups.append(group['id'])
if key_data is None and key_name:
key_pair = db.key_pair_get(context, context.user_id, key_name)
key_data = key_pair['public_key']
base_options = {
'reservation_id': utils.generate_uid('r'),
'image_id': image_id,
'kernel_id': kernel_id or '',
'ramdisk_id': ramdisk_id or '',
'state': 0,
'state_description': 'scheduling',
'user_id': context.user_id,
'project_id': context.project_id,
'launch_time': time.strftime('%Y-%m-%dT%H:%M:%SZ', time.gmtime()),
'instance_type_id': instance_type['id'],
'memory_mb': instance_type['memory_mb'],
'vcpus': instance_type['vcpus'],
'local_gb': instance_type['local_gb'],
'display_name': display_name,
'display_description': display_description,
'user_data': user_data or '',
'key_name': key_name,
'key_data': key_data,
'locked': False,
'metadata': metadata,
'availability_zone': availability_zone,
'os_type': os_type
}
elevated = context.elevated()
instances = []
LOG.debug(_("Going to run %s instances..."), num_instances)
for num in range(num_instances):
instance = dict(mac_address=utils.generate_mac(),
launch_index=num,
**base_options)
instance = self.db.instance_create(context, instance)
instance_id = instance['id']
elevated = context.elevated()
if not security_groups:
security_groups = []
for security_group_id in security_groups:
self.db.instance_add_security_group(elevated, instance_id,
security_group_id)
# Set sane defaults if not specified
updates = dict(hostname=self.hostname_factory(instance_id))
if (not hasattr(instance, 'display_name')
or instance.display_name is None):
updates['display_name'] = "Server %s" % instance_id
instance = self.update(context, instance_id, **updates)
instances.append(instance)
pid = context.project_id
uid = context.user_id
LOG.debug(
_("Casting to scheduler for %(pid)s/%(uid)s's"
" instance %(instance_id)s") % locals())
rpc.cast(
context, FLAGS.scheduler_topic, {
"method": "run_instance",
"args": {
"topic": FLAGS.compute_topic,
"instance_id": instance_id,
"availability_zone": availability_zone,
"injected_files": injected_files
}
})
for group_id in security_groups:
self.trigger_security_group_members_refresh(elevated, group_id)
return [dict(x.iteritems()) for x in instances]
def create(self, context, instance_type,
image_id, kernel_id=None, ramdisk_id=None,
min_count=1, max_count=1,
display_name='', display_description='',
key_name=None, key_data=None, security_group='default',
availability_zone=None, user_data=None, metadata={},
injected_files=None):
"""Create the number and type of instances requested.
Verifies that quota and other arguments are valid.
"""
if not instance_type:
instance_type = instance_types.get_default_instance_type()
num_instances = quota.allowed_instances(context, max_count,
instance_type)
if num_instances < min_count:
pid = context.project_id
LOG.warn(_("Quota exceeeded for %(pid)s,"
" tried to run %(min_count)s instances") % locals())
raise quota.QuotaError(_("Instance quota exceeded. You can only "
"run %s more instances of this type.") %
num_instances, "InstanceLimitExceeded")
self._check_metadata_properties_quota(context, metadata)
self._check_injected_file_quota(context, injected_files)
image = self.image_service.show(context, image_id)
os_type = None
if 'properties' in image and 'os_type' in image['properties']:
os_type = image['properties']['os_type']
if kernel_id is None:
kernel_id = image['properties'].get('kernel_id', None)
if ramdisk_id is None:
ramdisk_id = image['properties'].get('ramdisk_id', None)
# FIXME(sirp): is there a way we can remove null_kernel?
# No kernel and ramdisk for raw images
if kernel_id == str(FLAGS.null_kernel):
kernel_id = None
ramdisk_id = None
LOG.debug(_("Creating a raw instance"))
# Make sure we have access to kernel and ramdisk (if not raw)
logging.debug("Using Kernel=%s, Ramdisk=%s" %
(kernel_id, ramdisk_id))
if kernel_id:
self.image_service.show(context, kernel_id)
if ramdisk_id:
self.image_service.show(context, ramdisk_id)
if security_group is None:
security_group = ['default']
if not type(security_group) is list:
security_group = [security_group]
security_groups = []
self.ensure_default_security_group(context)
for security_group_name in security_group:
group = db.security_group_get_by_name(context,
context.project_id,
security_group_name)
security_groups.append(group['id'])
if key_data is None and key_name:
key_pair = db.key_pair_get(context, context.user_id, key_name)
key_data = key_pair['public_key']
base_options = {
'reservation_id': utils.generate_uid('r'),
'image_id': image_id,
'kernel_id': kernel_id or '',
'ramdisk_id': ramdisk_id or '',
'state': 0,
'state_description': 'scheduling',
'user_id': context.user_id,
'project_id': context.project_id,
'launch_time': time.strftime('%Y-%m-%dT%H:%M:%SZ', time.gmtime()),
'instance_type_id': instance_type['id'],
'memory_mb': instance_type['memory_mb'],
'vcpus': instance_type['vcpus'],
'local_gb': instance_type['local_gb'],
'display_name': display_name,
'display_description': display_description,
'user_data': user_data or '',
'key_name': key_name,
'key_data': key_data,
'locked': False,
'metadata': metadata,
'availability_zone': availability_zone,
'os_type': os_type}
elevated = context.elevated()
instances = []
LOG.debug(_("Going to run %s instances..."), num_instances)
for num in range(num_instances):
instance = dict(mac_address=utils.generate_mac(),
launch_index=num,
**base_options)
instance = self.db.instance_create(context, instance)
instance_id = instance['id']
elevated = context.elevated()
if not security_groups:
security_groups = []
for security_group_id in security_groups:
self.db.instance_add_security_group(elevated,
instance_id,
security_group_id)
# Set sane defaults if not specified
updates = dict(hostname=self.hostname_factory(instance_id))
if (not hasattr(instance, 'display_name') or
instance.display_name is None):
updates['display_name'] = "Server %s" % instance_id
instance = self.update(context, instance_id, **updates)
instances.append(instance)
pid = context.project_id
uid = context.user_id
LOG.debug(_("Casting to scheduler for %(pid)s/%(uid)s's"
" instance %(instance_id)s") % locals())
rpc.cast(context,
FLAGS.scheduler_topic,
{"method": "run_instance",
"args": {"topic": FLAGS.compute_topic,
"instance_id": instance_id,
"availability_zone": availability_zone,
"injected_files": injected_files}})
for group_id in security_groups:
self.trigger_security_group_members_refresh(elevated, group_id)
return [dict(x.iteritems()) for x in instances]
def create(
self,
context,
instance_type,
image_id,
kernel_id=None,
ramdisk_id=None,
min_count=1,
max_count=1,
display_name="",
display_description="",
key_name=None,
key_data=None,
security_group="default",
availability_zone=None,
user_data=None,
onset_files=None,
):
"""Create the number of instances requested if quota and
other arguments check out ok.
"""
type_data = instance_types.INSTANCE_TYPES[instance_type]
num_instances = quota.allowed_instances(context, max_count, type_data)
if num_instances < min_count:
pid = context.project_id
LOG.warn(_("Quota exceeeded for %(pid)s," " tried to run %(min_count)s instances") % locals())
raise quota.QuotaError(
_("Instance quota exceeded. You can only " "run %s more instances of this type.") % num_instances,
"InstanceLimitExceeded",
)
image = self.image_service.show(context, image_id)
if kernel_id is None:
kernel_id = image.get("kernel_id", None)
if ramdisk_id is None:
ramdisk_id = image.get("ramdisk_id", None)
# No kernel and ramdisk for raw images
if kernel_id == str(FLAGS.null_kernel):
kernel_id = None
ramdisk_id = None
LOG.debug(_("Creating a raw instance"))
# Make sure we have access to kernel and ramdisk (if not raw)
logging.debug("Using Kernel=%s, Ramdisk=%s" % (kernel_id, ramdisk_id))
if kernel_id:
self.image_service.show(context, kernel_id)
if ramdisk_id:
self.image_service.show(context, ramdisk_id)
if security_group is None:
security_group = ["default"]
if not type(security_group) is list:
security_group = [security_group]
security_groups = []
self.ensure_default_security_group(context)
for security_group_name in security_group:
group = db.security_group_get_by_name(context, context.project_id, security_group_name)
security_groups.append(group["id"])
if key_data is None and key_name:
key_pair = db.key_pair_get(context, context.user_id, key_name)
key_data = key_pair["public_key"]
base_options = {
"reservation_id": utils.generate_uid("r"),
"image_id": image_id,
"kernel_id": kernel_id or "",
"ramdisk_id": ramdisk_id or "",
"state_description": "scheduling",
"user_id": context.user_id,
"project_id": context.project_id,
"launch_time": time.strftime("%Y-%m-%dT%H:%M:%SZ", time.gmtime()),
"instance_type": instance_type,
"memory_mb": type_data["memory_mb"],
"vcpus": type_data["vcpus"],
"local_gb": type_data["local_gb"],
"display_name": display_name,
"display_description": display_description,
"user_data": user_data or "",
"key_name": key_name,
"key_data": key_data,
"locked": False,
"availability_zone": availability_zone,
}
elevated = context.elevated()
instances = []
LOG.debug(_("Going to run %s instances..."), num_instances)
for num in range(num_instances):
instance = dict(mac_address=utils.generate_mac(), launch_index=num, **base_options)
instance = self.db.instance_create(context, instance)
instance_id = instance["id"]
elevated = context.elevated()
if not security_groups:
security_groups = []
for security_group_id in security_groups:
self.db.instance_add_security_group(elevated, instance_id, security_group_id)
# Set sane defaults if not specified
updates = dict(hostname=self.hostname_factory(instance_id))
if not hasattr(instance, "display_name") or instance.display_name == None:
updates["display_name"] = "Server %s" % instance_id
instance = self.update(context, instance_id, **updates)
instances.append(instance)
pid = context.project_id
uid = context.user_id
LOG.debug(_("Casting to scheduler for %(pid)s/%(uid)s's" " instance %(instance_id)s") % locals())
rpc.cast(
context,
FLAGS.scheduler_topic,
{
"method": "run_instance",
"args": {
"topic": FLAGS.compute_topic,
"instance_id": instance_id,
"availability_zone": availability_zone,
"onset_files": onset_files,
},
},
)
for group_id in security_groups:
self.trigger_security_group_members_refresh(elevated, group_id)
return [dict(x.iteritems()) for x in instances]
def create(self, context, instance_type,
image_id, kernel_id=None, ramdisk_id=None,
min_count=1, max_count=1,
display_name='', display_description='',
key_name=None, key_data=None, security_group='default',
availability_zone=None, user_data=None, metadata=[],
onset_files=None):
"""Create the number of instances requested if quota and
other arguments check out ok."""
type_data = instance_types.get_instance_type(instance_type)
num_instances = quota.allowed_instances(context, max_count, type_data)
if num_instances < min_count:
pid = context.project_id
LOG.warn(_("Quota exceeeded for %(pid)s,"
" tried to run %(min_count)s instances") % locals())
raise quota.QuotaError(_("Instance quota exceeded. You can only "
"run %s more instances of this type.") %
num_instances, "InstanceLimitExceeded")
num_metadata = len(metadata)
quota_metadata = quota.allowed_metadata_items(context, num_metadata)
if quota_metadata < num_metadata:
pid = context.project_id
msg = (_("Quota exceeeded for %(pid)s,"
" tried to set %(num_metadata)s metadata properties")
% locals())
LOG.warn(msg)
raise quota.QuotaError(msg, "MetadataLimitExceeded")
# Because metadata is stored in the DB, we hard-code the size limits
# In future, we may support more variable length strings, so we act
# as if this is quota-controlled for forwards compatibility
for metadata_item in metadata:
k = metadata_item['key']
v = metadata_item['value']
if len(k) > 255 or len(v) > 255:
pid = context.project_id
msg = (_("Quota exceeeded for %(pid)s,"
" metadata property key or value too long")
% locals())
LOG.warn(msg)
raise quota.QuotaError(msg, "MetadataLimitExceeded")
image = self.image_service.show(context, image_id)
if kernel_id is None:
kernel_id = image.get('kernel_id', None)
if ramdisk_id is None:
ramdisk_id = image.get('ramdisk_id', None)
# FIXME(sirp): is there a way we can remove null_kernel?
# No kernel and ramdisk for raw images
if kernel_id == str(FLAGS.null_kernel):
kernel_id = None
ramdisk_id = None
LOG.debug(_("Creating a raw instance"))
# Make sure we have access to kernel and ramdisk (if not raw)
logging.debug("Using Kernel=%s, Ramdisk=%s" %
(kernel_id, ramdisk_id))
if kernel_id:
self.image_service.show(context, kernel_id)
if ramdisk_id:
self.image_service.show(context, ramdisk_id)
if security_group is None:
security_group = ['default']
if not type(security_group) is list:
security_group = [security_group]
security_groups = []
self.ensure_default_security_group(context)
for security_group_name in security_group:
group = db.security_group_get_by_name(context,
context.project_id,
security_group_name)
security_groups.append(group['id'])
if key_data is None and key_name:
key_pair = db.key_pair_get(context, context.user_id, key_name)
key_data = key_pair['public_key']
base_options = {
'reservation_id': utils.generate_uid('r'),
'image_id': image_id,
'kernel_id': kernel_id or '',
'ramdisk_id': ramdisk_id or '',
'state_description': 'scheduling',
'user_id': context.user_id,
'project_id': context.project_id,
'launch_time': time.strftime('%Y-%m-%dT%H:%M:%SZ', time.gmtime()),
'instance_type': instance_type,
'memory_mb': type_data['memory_mb'],
'vcpus': type_data['vcpus'],
'local_gb': type_data['local_gb'],
'display_name': display_name,
'display_description': display_description,
'user_data': user_data or '',
'key_name': key_name,
'key_data': key_data,
'locked': False,
'metadata': metadata,
'availability_zone': availability_zone}
elevated = context.elevated()
instances = []
LOG.debug(_("Going to run %s instances..."), num_instances)
for num in range(num_instances):
instance = dict(mac_address=utils.generate_mac(),
launch_index=num,
**base_options)
instance = self.db.instance_create(context, instance)
instance_id = instance['id']
elevated = context.elevated()
if not security_groups:
security_groups = []
for security_group_id in security_groups:
self.db.instance_add_security_group(elevated,
instance_id,
security_group_id)
# Set sane defaults if not specified
updates = dict(hostname=self.hostname_factory(instance_id))
if (not hasattr(instance, 'display_name') or
instance.display_name == None):
updates['display_name'] = "Server %s" % instance_id
instance = self.update(context, instance_id, **updates)
instances.append(instance)
pid = context.project_id
uid = context.user_id
LOG.debug(_("Casting to scheduler for %(pid)s/%(uid)s's"
" instance %(instance_id)s") % locals())
rpc.cast(context,
FLAGS.scheduler_topic,
{"method": "run_instance",
"args": {"topic": FLAGS.compute_topic,
"instance_id": instance_id,
"availability_zone": availability_zone,
"onset_files": onset_files}})
for group_id in security_groups:
self.trigger_security_group_members_refresh(elevated, group_id)
return [dict(x.iteritems()) for x in instances]
