-
Notifications
You must be signed in to change notification settings - Fork 6.4k
/
update_ca_pool_issuance_policy.py
97 lines (80 loc) · 3.78 KB
/
update_ca_pool_issuance_policy.py
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
#!/usr/bin/env python
# Copyright 2021 Google LLC
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
# [START privateca_set_issuance_policy]
import google.cloud.security.privateca_v1 as privateca_v1
from google.protobuf import field_mask_pb2
from google.type import expr_pb2
def update_ca_pool_issuance_policy(
project_id: str,
location: str,
ca_pool_name: str,
) -> None:
"""
Update the issuance policy for a CA Pool. All certificates issued from this CA Pool should
meet the issuance policy
Args:
project_id: project ID or project number of the Cloud project you want to use.
location: location you want to use. For a list of locations, see: https://cloud.google.com/certificate-authority-service/docs/locations.
ca_pool_name: a unique name for the ca pool.
"""
caServiceClient = privateca_v1.CertificateAuthorityServiceClient()
ca_pool_path = caServiceClient.ca_pool_path(project_id, location, ca_pool_name)
# Set the updated issuance policy for the CA Pool.
# This particular issuance policy allows only SANs that
# have DNS Names as "us.google.org" or ending in ".google.com". */
expr = expr_pb2.Expr(
expression='subject_alt_names.all(san, san.type == DNS && (san.value == "us.google.org" || san.value.endsWith(".google.com")) )'
)
issuance_policy = privateca_v1.CaPool.IssuancePolicy(
identity_constraints=privateca_v1.CertificateIdentityConstraints(
allow_subject_passthrough=True,
allow_subject_alt_names_passthrough=True,
cel_expression=expr,
),
)
ca_pool = privateca_v1.CaPool(
name=ca_pool_path,
issuance_policy=issuance_policy,
)
# 1. Set the CA pool with updated values.
# 2. Set the update mask to specify which properties of the CA Pool should be updated.
# Only the properties specified in the mask will be updated. Make sure that the mask fields
# match the updated issuance policy.
# For more info on constructing path for update mask, see:
# https://cloud.google.com/certificate-authority-service/docs/reference/rest/v1/projects.locations.caPools#issuancepolicy */
request = privateca_v1.UpdateCaPoolRequest(
ca_pool=ca_pool,
update_mask=field_mask_pb2.FieldMask(
paths=[
"issuance_policy.identity_constraints.allow_subject_alt_names_passthrough",
"issuance_policy.identity_constraints.allow_subject_passthrough",
"issuance_policy.identity_constraints.cel_expression",
],
),
)
operation = caServiceClient.update_ca_pool(request=request)
result = operation.result()
print("Operation result", result)
# Get the CA Pool's issuance policy and verify if the fields have been successfully updated.
issuance_policy = caServiceClient.get_ca_pool(name=ca_pool_path).issuance_policy
# Similarly, you can check for other modified fields as well.
if (
issuance_policy.identity_constraints.allow_subject_passthrough
and issuance_policy.identity_constraints.allow_subject_alt_names_passthrough
):
print("CA Pool Issuance policy has been updated successfully!")
return
print("Error in updating CA Pool Issuance policy! Please try again!")
# [END privateca_set_issuance_policy]