83 lines
2.7 KiB
Python
83 lines
2.7 KiB
Python
# -*- coding: utf-8 -*- #
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# Copyright 2023 Google LLC. All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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"""Evaluate policy command."""
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from __future__ import absolute_import
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from __future__ import division
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from __future__ import unicode_literals
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from googlecloudsdk.api_lib.container.binauthz import apis
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from googlecloudsdk.api_lib.container.binauthz import platform_policy
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from googlecloudsdk.calliope import base
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from googlecloudsdk.command_lib.container.binauthz import flags
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from googlecloudsdk.command_lib.container.binauthz import parsing
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from googlecloudsdk.command_lib.container.binauthz import util
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from googlecloudsdk.core.exceptions import Error
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@base.DefaultUniverseOnly
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@base.ReleaseTracks(base.ReleaseTrack.BETA, base.ReleaseTrack.ALPHA)
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class Evaluate(base.Command):
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"""Evaluate a Binary Authorization platform policy.
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## EXAMPLES
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To evaluate a policy using its resource name:
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$ {command} projects/my-proj/platforms/gke/policies/my-policy
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--resource=$KUBERNETES_RESOURCE
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To evaluate the same policy using flags against an image:
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$ {command} my-policy --platform=gke --project=my-proj --image=$IMAGE
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"""
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@staticmethod
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def Args(parser):
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flags.AddPlatformPolicyResourceArg(parser, 'to evaluate')
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flags.AddEvaluationUnitArg(parser)
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def Run(self, args):
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policy_ref = args.CONCEPTS.policy_resource_name.Parse().RelativeName()
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platform_id = policy_ref.split('/')[3]
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if platform_id != 'gke':
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raise Error(
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"Found unsupported platform '{}'. Currently only 'gke' platform "
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"policies are supported.".format(platform_id)
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)
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if args.resource:
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resource_obj = parsing.LoadResourceFile(args.resource)
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response = platform_policy.Client('v1').Evaluate(
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policy_ref, resource_obj, False
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)
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else:
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pod_spec = util.GeneratePodSpecFromImages(args.image)
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response = platform_policy.Client('v1').Evaluate(
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policy_ref, pod_spec, False
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)
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# Set non-zero exit code for non-conformant verdicts to improve the
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# command's scriptability.
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if (
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response.verdict
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!= apis.GetMessagesModule(
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'v1'
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).EvaluateGkePolicyResponse.VerdictValueValuesEnum.CONFORMANT
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):
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self.exit_code = 2
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return response
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