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=None):
if obj is None:
obj = {}
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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=None):
if obj is None:
obj = {}
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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, file_path: Path = None, obj=None) -> None:
if obj is None:
obj = {}
self.file_path = file_path
self.obj = obj
def __getitem__(self, item):
return self.obj[item]
def __contains__(self, item):
return item in self.obj
def get(self, item, default=None):
return self.obj.get(item, default)
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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.get(constants.image_registry_key)
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def get_volumes(self):
return self.obj.get(constants.volumes_key, {})
def get_configmaps(self):
return self.obj.get(constants.configmaps_key, {})
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def get_container_resources(self):
return Resources(self.obj.get(constants.resources_key, {}).get("containers", {}))
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def get_volume_resources(self):
return Resources(self.obj.get(constants.resources_key, {}).get(constants.volumes_key, {}))
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def get_http_proxy(self):
return self.obj.get(constants.network_key, {}).get(constants.http_proxy_key, [])
def get_annotations(self):
return self.obj.get(constants.annotations_key, {})
def get_replicas(self):
return self.obj.get(constants.replicas_key, 1)
def get_labels(self):
return self.obj.get(constants.labels_key, {})
def get_privileged(self):
return "true" == str(self.obj.get(constants.security_key, {}).get("privileged", "false")).lower()
def get_capabilities(self):
return self.obj.get(constants.security_key, {}).get("capabilities", [])
def get_deployment_type(self):
return self.obj.get(constants.deploy_to_key)
def is_kubernetes_deployment(self):
return self.get_deployment_type() in [constants.k8s_kind_deploy_type,
constants.k8s_deploy_type]
def is_kind_deployment(self):
return self.get_deployment_type() in [constants.k8s_kind_deploy_type]
def is_docker_deployment(self):
return self.get_deployment_type() in [constants.compose_deploy_type]