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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>
89 lines
2.7 KiB
Python
89 lines
2.7 KiB
Python
"""Remote client commands dealing with images."""
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import operator
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from collections import OrderedDict
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import humanize
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import podman
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from .. import AbstractActionBase, Report, ReportColumn
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class Images(AbstractActionBase):
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"""Class for Image manipulation."""
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@classmethod
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def subparser(cls, parent):
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"""Add Images commands to parent parser."""
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parser = parent.add_parser('images', help='list images')
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super().subparser(parser)
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parser.add_argument(
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'--sort',
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choices=['created', 'id', 'repository', 'size', 'tag'],
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default='created',
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type=str.lower,
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help=('Change sort ordered of displayed images.'
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' (default: %(default)s)'))
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group = parser.add_mutually_exclusive_group()
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group.add_argument(
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'--digests',
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action='store_true',
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help='Include digests with images. (default: %(default)s)')
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parser.set_defaults(klass=cls, method='list')
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def __init__(self, args):
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"""Construct Images class."""
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super().__init__(args)
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self.columns = OrderedDict({
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'name':
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ReportColumn('name', 'REPOSITORY', 40),
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'tag':
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ReportColumn('tag', 'TAG', 10),
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'id':
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ReportColumn('id', 'IMAGE ID', 12),
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'created':
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ReportColumn('created', 'CREATED', 12),
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'size':
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ReportColumn('size', 'SIZE', 8),
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'repoDigests':
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ReportColumn('repoDigests', 'DIGESTS', 35),
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})
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def list(self):
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"""List images."""
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images = sorted(
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self.client.images.list(),
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key=operator.attrgetter(self._args.sort))
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if len(images) == 0:
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return 0
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rows = list()
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for image in images:
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fields = dict(image)
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fields.update({
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'created':
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humanize.naturaldate(podman.datetime_parse(image.created)),
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'size':
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humanize.naturalsize(int(image.size)),
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'repoDigests':
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' '.join(image.repoDigests),
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})
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for r in image.repoTags:
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name, tag = r.split(':', 1)
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fields.update({
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'name': name,
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'tag': tag,
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})
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rows.append(fields)
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if not self._args.digests:
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del self.columns['repoDigests']
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with Report(self.columns, heading=self._args.heading) as report:
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report.layout(
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rows, self.columns.keys(), truncate=self._args.truncate)
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for row in rows:
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report.row(**row)
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