stack-orchestrator/stack_orchestrator/deploy/spec.py

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# Copyright © 2022, 2023 Vulcanize
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Affero General Public License for more details.
# You should have received a copy of the GNU Affero General Public License
# along with this program. If not, see <http:#www.gnu.org/licenses/>.
import typing
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import humanfriendly
from pathlib import Path
from stack_orchestrator.util import get_yaml
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from stack_orchestrator import constants
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class ResourceLimits:
cpus: float = None
memory: int = None
storage: int = None
def __init__(self, obj={}):
if "cpus" in obj:
self.cpus = float(obj["cpus"])
if "memory" in obj:
self.memory = humanfriendly.parse_size(obj["memory"])
if "storage" in obj:
self.storage = humanfriendly.parse_size(obj["storage"])
def __len__(self):
return len(self.__dict__)
def __iter__(self):
for k in self.__dict__:
yield k, self.__dict__[k]
def __repr__(self):
return str(self.__dict__)
class Resources:
limits: ResourceLimits = None
reservations: ResourceLimits = None
def __init__(self, obj={}):
if "reservations" in obj:
self.reservations = ResourceLimits(obj["reservations"])
if "limits" in obj:
self.limits = ResourceLimits(obj["limits"])
def __len__(self):
return len(self.__dict__)
def __iter__(self):
for k in self.__dict__:
yield k, self.__dict__[k]
def __repr__(self):
return str(self.__dict__)
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class Spec:
obj: typing.Any
file_path: Path
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def __init__(self) -> None:
pass
def init_from_file(self, file_path: Path):
with file_path:
self.obj = get_yaml().load(open(file_path, "r"))
self.file_path = file_path
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def get_image_registry(self):
return (self.obj[constants.image_resigtry_key]
if self.obj and constants.image_resigtry_key in self.obj
else None)
def get_volumes(self):
return (self.obj["volumes"]
if self.obj and "volumes" in self.obj
else {})
def get_configmaps(self):
return (self.obj["configmaps"]
if self.obj and "configmaps" in self.obj
else {})
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def get_container_resources(self):
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return Resources(self.obj.get("resources", {}).get("containers", {}))
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def get_volume_resources(self):
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return Resources(self.obj.get("resources", {}).get("volumes", {}))
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def get_http_proxy(self):
return (self.obj[constants.network_key][constants.http_proxy_key]
if self.obj and constants.network_key in self.obj
and constants.http_proxy_key in self.obj[constants.network_key]
else None)