Source code for airflow.providers.cncf.kubernetes.backcompat.pod

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"""Classes for interacting with Kubernetes API"""

from kubernetes.client import models as k8s


[docs]class Resources:
    """backwards compat for Resources"""

[docs]    __slots__ = (
        'request_memory',
        'request_cpu',
        'limit_memory',
        'limit_cpu',
        'limit_gpu',
        'request_ephemeral_storage',
        'limit_ephemeral_storage',
    )

    """
    :param request_memory: requested memory
    :type request_memory: str
    :param request_cpu: requested CPU number
    :type request_cpu: float | str
    :param request_ephemeral_storage: requested ephemeral storage
    :type request_ephemeral_storage: str
    :param limit_memory: limit for memory usage
    :type limit_memory: str
    :param limit_cpu: Limit for CPU used
    :type limit_cpu: float | str
    :param limit_gpu: Limits for GPU used
    :type limit_gpu: int
    :param limit_ephemeral_storage: Limit for ephemeral storage
    :type limit_ephemeral_storage: float | str
    """

    def __init__(
        self,
        request_memory=None,
        request_cpu=None,
        request_ephemeral_storage=None,
        limit_memory=None,
        limit_cpu=None,
        limit_gpu=None,
        limit_ephemeral_storage=None,
    ):
        self.request_memory = request_memory
        self.request_cpu = request_cpu
        self.request_ephemeral_storage = request_ephemeral_storage
        self.limit_memory = limit_memory
        self.limit_cpu = limit_cpu
        self.limit_gpu = limit_gpu
        self.limit_ephemeral_storage = limit_ephemeral_storage

[docs]    def to_k8s_client_obj(self):
        """
        Converts to k8s object.

        @rtype: object
        """
        limits_raw = {
            'cpu': self.limit_cpu,
            'memory': self.limit_memory,
            'nvidia.com/gpu': self.limit_gpu,
            'ephemeral-storage': self.limit_ephemeral_storage,
        }
        requests_raw = {
            'cpu': self.request_cpu,
            'memory': self.request_memory,
            'ephemeral-storage': self.request_ephemeral_storage,
        }

        limits = {k: v for k, v in limits_raw.items() if v}
        requests = {k: v for k, v in requests_raw.items() if v}
        resource_req = k8s.V1ResourceRequirements(limits=limits, requests=requests)
        return resource_req


[docs]class Port:
    """POD port"""

[docs]    __slots__ = ('name', 'container_port')

    def __init__(self, name=None, container_port=None):
        """Creates port"""
        self.name = name
        self.container_port = container_port

[docs]    def to_k8s_client_obj(self):
        """
        Converts to k8s object.

        :rtype: object
        """
        return k8s.V1ContainerPort(name=self.name, container_port=self.container_port)