130 lines
4.0 KiB
Python
130 lines
4.0 KiB
Python
# Copyright 2018 Red Hat
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
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# implied.
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#
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import voluptuous as v
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from nodepool.driver import ConfigPool
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from nodepool.driver import ConfigValue
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from nodepool.driver import ProviderConfig
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class KubernetesLabel(ConfigValue):
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ignore_equality = ['pool']
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def __repr__(self):
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return "<KubternetesLabel %s>" % self.name
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class KubernetesPool(ConfigPool):
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ignore_equality = ['provider']
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def __repr__(self):
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return "<KubernetesPool %s>" % self.name
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def load(self, pool_config, full_config):
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super().load(pool_config)
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self.name = pool_config['name']
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self.max_cores = pool_config.get('max-cores')
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self.max_ram = pool_config.get('max-ram')
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self.default_label_cpu = pool_config.get('default-label-cpu')
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self.default_label_memory = pool_config.get('default-label-memory')
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self.labels = {}
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for label in pool_config.get('labels', []):
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pl = KubernetesLabel()
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pl.name = label['name']
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pl.type = label['type']
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pl.image = label.get('image')
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pl.image_pull = label.get('image-pull', 'IfNotPresent')
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pl.python_path = label.get('python-path', 'auto')
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pl.shell_type = label.get('shell-type')
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pl.cpu = label.get('cpu', self.default_label_cpu)
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pl.memory = label.get('memory', self.default_label_memory)
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pl.env = label.get('env', [])
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pl.node_selector = label.get('node-selector')
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pl.pool = self
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self.labels[pl.name] = pl
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full_config.labels[label['name']].pools.append(self)
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class KubernetesProviderConfig(ProviderConfig):
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def __init__(self, driver, provider):
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self.driver_object = driver
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self.__pools = {}
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super().__init__(provider)
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@property
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def pools(self):
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return self.__pools
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@property
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def manage_images(self):
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return False
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def load(self, config):
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self.launch_retries = int(self.provider.get('launch-retries', 3))
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self.context = self.provider.get('context')
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for pool in self.provider.get('pools', []):
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pp = KubernetesPool()
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pp.load(pool, config)
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pp.provider = self
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self.pools[pp.name] = pp
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def getSchema(self):
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env_var = {
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v.Required('name'): str,
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v.Required('value'): str,
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}
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k8s_label = {
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v.Required('name'): str,
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v.Required('type'): str,
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'image': str,
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'image-pull': str,
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'python-path': str,
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'shell-type': str,
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'cpu': int,
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'memory': int,
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'env': [env_var],
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'node-selector': dict,
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}
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pool = ConfigPool.getCommonSchemaDict()
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pool.update({
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v.Required('name'): str,
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v.Required('labels'): [k8s_label],
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v.Optional('max-cores'): int,
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v.Optional('max-ram'): int,
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v.Optional('default-label-cpu'): int,
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v.Optional('default-label-memory'): int,
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})
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provider = {
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v.Required('pools'): [pool],
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'context': str,
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'launch-retries': int,
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}
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schema = ProviderConfig.getCommonSchemaDict()
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schema.update(provider)
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return v.Schema(schema)
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def getSupportedLabels(self, pool_name=None):
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labels = set()
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for pool in self.pools.values():
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if not pool_name or (pool.name == pool_name):
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labels.update(pool.labels.keys())
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return labels
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