nodepool/nodepool/driver/gce/config.py

267 lines
9.1 KiB
Python

# Copyright 2018-2019 Red Hat
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
# implied.
#
# See the License for the specific language governing permissions and
# limitations under the License.
import voluptuous as v
from nodepool.driver import ConfigPool
from nodepool.driver import ConfigValue
from nodepool.driver import ProviderConfig
class ProviderCloudImage(ConfigValue):
def __init__(self):
self.name = None
self.image_id = None
self.username = None
self.key = None
self.python_path = None
self.connection_type = None
self.connection_port = None
self.shell_type = None
def __eq__(self, other):
if isinstance(other, ProviderCloudImage):
return (self.name == other.name
and self.image_id == other.image_id
and self.username == other.username
and self.key == other.key
and self.python_path == other.python_path
and self.connection_type == other.connection_type
and self.connection_port == other.connection_port
and self.shell_type == other.shell_type)
return False
def __repr__(self):
return "<ProviderCloudImage %s>" % self.name
@property
def external_name(self):
'''Human readable version of external.'''
return self.image_id or self.name
class ProviderLabel(ConfigValue):
ignore_equality = ['pool']
def __init__(self):
self.name = None
self.cloud_image = None
self.instance_type = None
self.volume_size = None
self.volume_type = None
# The ProviderPool object that owns this label.
self.pool = None
def __eq__(self, other):
if isinstance(other, ProviderLabel):
# NOTE(Shrews): We intentionally do not compare 'pool' here
# since this causes recursive checks with ProviderPool.
return (other.name == self.name
and other.cloud_image == self.cloud_image
and other.instance_type == self.instance_type
and other.volume_size == self.volume_size
and other.volume_type == self.volume_type)
return False
def __repr__(self):
return "<ProviderLabel %s>" % self.name
class ProviderPool(ConfigPool):
ignore_equality = ['provider']
def __init__(self):
self.name = None
self.host_key_checking = True
self.use_internal_ip = False
self.labels = None
# The ProviderConfig object that owns this pool.
self.provider = None
# Initialize base class attributes
super().__init__()
def load(self, pool_config, full_config, provider):
super().load(pool_config)
self.name = pool_config['name']
self.provider = provider
self.host_key_checking = bool(
pool_config.get('host-key-checking', True))
self.use_internal_ip = bool(
pool_config.get('use-internal-ip', False))
for label in pool_config.get('labels', []):
pl = ProviderLabel()
pl.name = label['name']
pl.pool = self
self.labels[pl.name] = pl
cloud_image_name = label.get('cloud-image', None)
if cloud_image_name:
cloud_image = self.provider.cloud_images.get(
cloud_image_name, None)
if not cloud_image:
raise ValueError(
"cloud-image %s does not exist in provider %s"
" but is referenced in label %s" %
(cloud_image_name, self.name, pl.name))
else:
cloud_image = None
pl.cloud_image = cloud_image
pl.instance_type = label['instance-type']
pl.volume_type = label.get('volume-type', 'pd-standard')
pl.volume_size = label.get('volume-size', '10')
full_config.labels[label['name']].pools.append(self)
def __eq__(self, other):
if isinstance(other, ProviderPool):
# NOTE(Shrews): We intentionally do not compare 'provider' here
# since this causes recursive checks with OpenStackProviderConfig.
return (super().__eq__(other)
and other.name == self.name
and other.host_key_checking == self.host_key_checking
and other.use_internal_ip == self.use_internal_ip
and other.labels == self.labels)
return False
def __repr__(self):
return "<ProviderPool %s>" % self.name
class GCEProviderConfig(ProviderConfig):
def __init__(self, driver, provider):
self.driver_object = driver
self.__pools = {}
self.region = None
self.boot_timeout = None
self.launch_retries = None
self.project = None
self.zone = None
self.cloud_images = {}
self.rate_limit = None
super().__init__(provider)
def __eq__(self, other):
if isinstance(other, GCEProviderConfig):
return (super().__eq__(other)
and other.region == self.region
and other.pools == self.pools
and other.boot_timeout == self.boot_timeout
and other.launch_retries == self.launch_retries
and other.cloud_images == self.cloud_images
and other.project == self.project
and other.rate_limit == self.rate_limit
and other.zone == self.zone)
return False
@property
def pools(self):
return self.__pools
@property
def manage_images(self):
# Currently we have no image management for google. This should
# be updated if that changes.
return False
@staticmethod
def reset():
pass
def load(self, config):
self.region = self.provider.get('region')
self.boot_timeout = self.provider.get('boot-timeout', 60)
self.launch_retries = self.provider.get('launch-retries', 3)
self.project = self.provider.get('project')
self.zone = self.provider.get('zone')
self.rate_limit = self.provider.get('rate-limit', 1)
default_port_mapping = {
'ssh': 22,
'winrm': 5986,
}
# TODO: diskimages
for image in self.provider.get('cloud-images', []):
i = ProviderCloudImage()
i.name = image['name']
i.image_id = image.get('image-id', None)
i.image_project = image.get('image-project', None)
i.image_family = image.get('image-family', None)
i.username = image.get('username', None)
i.key = image.get('key', None)
i.python_path = image.get('python-path', 'auto')
i.connection_type = image.get('connection-type', 'ssh')
i.connection_port = image.get(
'connection-port',
default_port_mapping.get(i.connection_type, 22))
i.shell_type = image.get('shell-type', None)
self.cloud_images[i.name] = i
for pool in self.provider.get('pools', []):
pp = ProviderPool()
pp.load(pool, config, self)
self.pools[pp.name] = pp
def getSchema(self):
pool_label = {
v.Required('name'): str,
v.Required('cloud-image'): str,
v.Required('instance-type'): str,
'volume-type': str,
'volume-size': int
}
pool = ConfigPool.getCommonSchemaDict()
pool.update({
v.Required('name'): str,
v.Required('labels'): [pool_label],
'use-internal-ip': bool,
})
provider_cloud_images = {
'name': str,
'connection-type': str,
'connection-port': int,
'shell-type': str,
'image-id': str,
'image-project': str,
'image-family': str,
'username': str,
'key': str,
'python-path': str,
}
provider = ProviderConfig.getCommonSchemaDict()
provider.update({
v.Required('pools'): [pool],
v.Required('region'): str,
v.Required('project'): str,
v.Required('zone'): str,
'cloud-images': [provider_cloud_images],
'boot-timeout': int,
'launch-retries': int,
'rate-limit': int,
})
return v.Schema(provider)
def getSupportedLabels(self, pool_name=None):
labels = set()
for pool in self.pools.values():
if not pool_name or (pool.name == pool_name):
labels.update(pool.labels.keys())
return labels