368 lines
11 KiB
Python
368 lines
11 KiB
Python
# -*- coding: utf-8 -*- #
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# Copyright 2017 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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"""Command for updating security policies rules."""
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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.compute import base_classes
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from googlecloudsdk.api_lib.compute.security_policies import client
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from googlecloudsdk.calliope import base
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from googlecloudsdk.calliope import exceptions
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from googlecloudsdk.command_lib.compute import scope as compute_scope
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from googlecloudsdk.command_lib.compute.security_policies import flags as security_policy_flags
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from googlecloudsdk.command_lib.compute.security_policies import security_policies_utils
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from googlecloudsdk.command_lib.compute.security_policies.rules import flags
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from googlecloudsdk.core import properties
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from googlecloudsdk.core import resources
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class UpdateHelper(object):
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r"""Update a Compute Engine security policy rule.
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*{command}* is used to update security policy rules.
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## EXAMPLES
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To update the description and IP ranges of a rule at priority
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1000, run:
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$ {command} 1000 \
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--security-policy=my-policy \
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--description="block 1.2.3.4/32" \
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--src-ip-ranges=1.2.3.4/32
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"""
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@classmethod
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def Args(
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cls,
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parser,
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support_fairshare=False,
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support_rpc_status=False,
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):
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"""Generates the flagset for an Update command."""
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cls.NAME_ARG = (flags.PriorityArgument('update'))
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cls.NAME_ARG.AddArgument(
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parser, operation_type='update', cust_metavar='PRIORITY')
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flags.AddRegionFlag(parser, 'update')
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cls.SECURITY_POLICY_ARG = (
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security_policy_flags.SecurityPolicyMultiScopeArgumentForRules()
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)
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cls.SECURITY_POLICY_ARG.AddArgument(parser)
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flags.AddMatcherAndNetworkMatcher(parser, required=False)
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flags.AddAction(
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parser,
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required=False,
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support_fairshare=support_fairshare)
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flags.AddDescription(parser)
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flags.AddPreview(parser, for_update=True)
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flags.AddRedirectOptions(parser)
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flags.AddRateLimitOptions(
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parser,
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support_rpc_status=support_rpc_status,
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)
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flags.AddRequestHeadersToAdd(parser)
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flags.AddRecaptchaOptions(parser)
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@classmethod
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def Run(
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cls,
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release_track,
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args,
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support_rpc_status,
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):
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"""Validates arguments and patches a security policy rule."""
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modified_fields = [
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args.description,
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args.src_ip_ranges,
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args.action,
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args.preview is not None,
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args.network_user_defined_fields,
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args.network_src_ip_ranges,
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args.network_dest_ip_ranges,
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args.network_ip_protocols,
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args.network_src_ports,
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args.network_dest_ports,
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args.network_src_region_codes,
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args.network_src_asns,
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args.redirect_type,
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args.redirect_target,
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args.request_headers_to_add,
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args.rate_limit_threshold_count,
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args.rate_limit_threshold_interval_sec,
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args.conform_action,
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args.exceed_action,
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args.enforce_on_key,
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args.enforce_on_key_name,
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args.ban_threshold_count,
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args.ban_threshold_interval_sec,
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args.ban_duration_sec,
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args.recaptcha_action_site_keys,
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args.recaptcha_session_site_keys,
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]
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min_args = [
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'--description',
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'--src-ip-ranges',
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'--expression',
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'--action',
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'--preview',
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'--network-user-defined-fields',
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'--network-src-ip-ranges',
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'--network-dest-ip-ranges',
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'--network-ip-protocols',
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'--network-src-ports',
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'--network-dest-ports',
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'--network-src-region-codes',
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'--redirect-type',
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'--redirect-target',
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'--request-headers-to-add',
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'--rate-limit-threshold-count',
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'--rate-limit-threshold-interval-sec',
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'--conform-action',
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'--exceed-action',
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'--enforce-on-key',
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'--enforce-on-key-name',
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'--ban-threshold-count',
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'--ban-threshold-interval-sec',
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'--ban-duration-sec',
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'--recaptcha_action_site_keys',
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'--recaptcha_session_site_keys',
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]
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if support_rpc_status:
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modified_fields.extend([
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args.exceed_action_rpc_status_code,
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args.exceed_action_rpc_status_message,
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])
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min_args.extend([
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'--exceed-action-rpc-status-code',
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'--exceed-action-rpc-status-message',
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])
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if not any(
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[args.IsSpecified(field[2:].replace('-', '_')) for field in min_args]):
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raise exceptions.MinimumArgumentException(
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min_args, 'At least one property must be modified.')
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holder = base_classes.ComputeApiHolder(release_track)
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if args.security_policy:
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security_policy_ref = cls.SECURITY_POLICY_ARG.ResolveAsResource(
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args,
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holder.resources,
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default_scope=compute_scope.ScopeEnum.GLOBAL)
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if getattr(security_policy_ref, 'region', None) is not None:
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ref = holder.resources.Parse(
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args.name,
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collection='compute.regionSecurityPolicyRules',
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params={
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'project': properties.VALUES.core.project.GetOrFail,
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'region': security_policy_ref.region,
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'securityPolicy': args.security_policy,
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})
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else:
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ref = holder.resources.Parse(
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args.name,
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collection='compute.securityPolicyRules',
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params={
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'project': properties.VALUES.core.project.GetOrFail,
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'securityPolicy': args.security_policy,
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},
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)
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else:
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try:
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ref = holder.resources.Parse(
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args.name,
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collection='compute.regionSecurityPolicyRules',
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params={
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'project': properties.VALUES.core.project.GetOrFail,
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'region': getattr(args, 'region', None),
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},
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)
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except (
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resources.RequiredFieldOmittedException,
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resources.WrongResourceCollectionException,
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):
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ref = holder.resources.Parse(
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args.name,
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collection='compute.securityPolicyRules',
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params={
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'project': properties.VALUES.core.project.GetOrFail,
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},
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)
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security_policy_rule = client.SecurityPolicyRule(
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ref, compute_client=holder.client)
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redirect_options = security_policies_utils.CreateRedirectOptions(
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holder.client, args
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)
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rate_limit_options = security_policies_utils.CreateRateLimitOptions(
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holder.client, args, support_rpc_status
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)
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request_headers_to_add = args.request_headers_to_add
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expression_options = security_policies_utils.CreateExpressionOptions(
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holder.client, args
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)
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result = security_policies_utils.CreateNetworkMatcher(
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holder.client, args
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)
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network_matcher = result[0]
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update_mask = result[1]
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if args.IsSpecified('action') and args.action not in ['redirect']:
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update_mask.append('redirect_options')
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if args.IsSpecified('action') and args.action not in [
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'throttle',
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'rate-based-ban',
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'fairshare',
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]:
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update_mask.append('rate_limit_options')
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elif args.IsSpecified('exceed_action') and args.exceed_action not in [
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'redirect'
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]:
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update_mask.append('rate_limit_options.exceed_redirect_options')
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update_mask_str = ','.join(update_mask)
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return security_policy_rule.Patch(
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src_ip_ranges=args.src_ip_ranges,
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expression=args.expression,
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expression_options=expression_options,
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network_matcher=network_matcher,
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action=args.action,
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description=args.description,
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preview=args.preview,
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redirect_options=redirect_options,
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rate_limit_options=rate_limit_options,
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request_headers_to_add=request_headers_to_add,
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update_mask=update_mask_str if update_mask_str else None,
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)
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@base.UniverseCompatible
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@base.ReleaseTracks(base.ReleaseTrack.GA)
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class UpdateGA(base.UpdateCommand):
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r"""Update a Compute Engine security policy rule.
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*{command}* is used to update security policy rules.
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## EXAMPLES
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To update the description and IP ranges of a rule at priority
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1000, run:
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$ {command} 1000 \
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--security-policy=my-policy \
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--description="block 1.2.3.4/32" \
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--src-ip-ranges=1.2.3.4/32
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"""
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SECURITY_POLICY_ARG = None
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NAME_ARG = None
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_support_rpc_status = False
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@classmethod
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def Args(cls, parser):
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UpdateHelper.Args(
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parser,
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support_rpc_status=cls._support_rpc_status,
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)
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def Run(self, args):
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return UpdateHelper.Run(
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self.ReleaseTrack(),
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args,
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self._support_rpc_status,
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)
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@base.UniverseCompatible
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@base.ReleaseTracks(base.ReleaseTrack.BETA)
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class UpdateBeta(base.UpdateCommand):
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r"""Update a Compute Engine security policy rule.
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*{command}* is used to update security policy rules.
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## EXAMPLES
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To update the description and IP ranges of a rule at priority
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1000, run:
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$ {command} 1000 \
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--security-policy=my-policy \
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--description="block 1.2.3.4/32" \
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--src-ip-ranges=1.2.3.4/32
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"""
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SECURITY_POLICY_ARG = None
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_support_rpc_status = False
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@classmethod
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def Args(cls, parser):
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UpdateHelper.Args(
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parser,
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support_fairshare=True,
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support_rpc_status=cls._support_rpc_status,
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)
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def Run(self, args):
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return UpdateHelper.Run(
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self.ReleaseTrack(),
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args,
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self._support_rpc_status,
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)
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@base.UniverseCompatible
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@base.ReleaseTracks(base.ReleaseTrack.ALPHA)
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class UpdateAlpha(base.UpdateCommand):
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r"""Update a Compute Engine security policy rule.
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*{command}* is used to update security policy rules.
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## EXAMPLES
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To update the description and IP ranges of a rule at priority
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1000, run:
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$ {command} 1000 \
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--security-policy=my-policy \
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--description="block 1.2.3.4/32" \
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--src-ip-ranges=1.2.3.4/32
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"""
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SECURITY_POLICY_ARG = None
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_support_rpc_status = True
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@classmethod
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def Args(cls, parser):
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UpdateHelper.Args(
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parser,
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support_fairshare=True,
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support_rpc_status=cls._support_rpc_status,
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)
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def Run(self, args):
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return UpdateHelper.Run(
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self.ReleaseTrack(),
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args,
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self._support_rpc_status,
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)
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