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44b523c946
* Use podman library for access * Verbose error checking * Planned windows and macosx ports Signed-off-by: Jhon Honce <jhonce@redhat.com>
81 lines
2.4 KiB
Python
81 lines
2.4 KiB
Python
"""Base class for all actions of remote client."""
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import abc
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from functools import lru_cache
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import podman
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class AbstractActionBase(abc.ABC):
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"""Base class for all actions of remote client."""
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@classmethod
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@abc.abstractmethod
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def subparser(cls, parser):
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"""Define parser for this action. Subclasses must implement.
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API:
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Use set_defaults() to set attributes "klass" and "method". These will
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be invoked as klass(parsed_args).method()
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"""
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parser.add_argument(
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'--all',
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action='store_true',
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help=('list all items.'
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' (default: no-op, included for compatibility.)'))
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parser.add_argument(
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'--no-trunc',
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'--notruncate',
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action='store_false',
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dest='truncate',
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default=True,
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help='Display extended information. (default: False)')
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parser.add_argument(
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'--noheading',
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action='store_false',
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dest='heading',
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default=True,
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help=('Omit the table headings from the output.'
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' (default: False)'))
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parser.add_argument(
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'--quiet',
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action='store_true',
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help='List only the IDs. (default: %(default)s)')
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def __init__(self, args):
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"""Construct class."""
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self._args = args
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@property
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def remote_uri(self):
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"""URI for remote side of connection."""
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return self._args.remote_uri
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@property
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def local_uri(self):
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"""URI for local side of connection."""
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return self._args.local_uri
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@property
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def identity_file(self):
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"""Key for authenication."""
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return self._args.identity_file
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@property
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@lru_cache(maxsize=1)
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def client(self):
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"""Podman remote client for communicating."""
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return podman.Client(
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uri=self.local_uri,
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remote_uri=self.remote_uri,
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identity_file=self.identity_file)
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def __repr__(self):
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"""Compute the “official” string representation of object."""
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return ("{}(local_uri='{}', remote_uri='{}',"
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" identity_file='{}')").format(
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self.__class__,
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self.local_uri,
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self.remote_uri,
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self.identity_file,
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)
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