135 lines
5.3 KiB
Python
135 lines
5.3 KiB
Python
# All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# 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, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import os
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from rally.common import utils as rutils
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from rally.common import validation
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from rally_openstack.common import consts
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from rally_openstack.task import context
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from rally_openstack.task.scenarios.magnum import utils as magnum_utils
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@validation.add("required_platform", platform="openstack", users=True)
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@context.configure(name="ca_certs", platform="openstack", order=490)
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class CaCertGenerator(context.OpenStackContext):
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"""Creates ca certs."""
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CONFIG_SCHEMA = {
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"type": "object",
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"$schema": consts.JSON_SCHEMA,
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"properties": {
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"directory": {
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"type": "string",
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}
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},
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"additionalProperties": False
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}
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def _generate_csr_and_key(self):
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"""Return a dict with a new csr and key."""
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from cryptography.hazmat import backends
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from cryptography.hazmat.primitives.asymmetric import rsa
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from cryptography.hazmat.primitives import hashes
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from cryptography.hazmat.primitives import serialization
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from cryptography import x509
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from cryptography.x509.oid import NameOID
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key = rsa.generate_private_key(
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public_exponent=65537,
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key_size=2048,
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backend=backends.default_backend())
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csr = x509.CertificateSigningRequestBuilder().subject_name(
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x509.Name([
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x509.NameAttribute(NameOID.COMMON_NAME, u"admin"),
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x509.NameAttribute(NameOID.ORGANIZATION_NAME,
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u"system:masters")
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])).sign(key, hashes.SHA256(), backends.default_backend())
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result = {
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"csr": csr.public_bytes(encoding=serialization.Encoding.PEM),
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"key": key.private_bytes(
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encoding=serialization.Encoding.PEM,
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format=serialization.PrivateFormat.TraditionalOpenSSL,
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encryption_algorithm=serialization.NoEncryption()),
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}
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return result
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def setup(self):
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for user, tenant_id in self._iterate_per_tenants():
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magnum_scenario = magnum_utils.MagnumScenario({
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"user": user,
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"task": self.context["task"],
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"config": {"api_versions": self.context["config"].get(
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"api_versions", [])}
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})
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# get the cluster and cluster_template
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cluster_uuid = str(self.context["tenants"][tenant_id]["cluster"])
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cluster = magnum_scenario._get_cluster(cluster_uuid)
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cluster_template = magnum_scenario._get_cluster_template(
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cluster.cluster_template_id)
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if not cluster_template.tls_disabled:
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tls = self._generate_csr_and_key()
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dir = ""
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if self.config.get("directory") is not None:
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dir = self.config.get("directory")
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self.context["ca_certs_directory"] = dir
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fname = os.path.join(dir, cluster_uuid + ".key")
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with open(fname, "w") as key_file:
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key_file.write(tls["key"])
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# get CA certificate for this cluster
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ca_cert = magnum_scenario._get_ca_certificate(cluster_uuid)
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fname = os.path.join(dir, cluster_uuid + "_ca.crt")
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with open(fname, "w") as ca_cert_file:
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ca_cert_file.write(ca_cert.pem)
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# send csr to Magnum to have it signed
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csr_req = {"cluster_uuid": cluster_uuid,
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"csr": tls["csr"]}
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cert = magnum_scenario._create_ca_certificate(csr_req)
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fname = os.path.join(dir, cluster_uuid + ".crt")
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with open(fname, "w") as cert_file:
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cert_file.write(cert.pem)
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def cleanup(self):
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for user, tenant_id in rutils.iterate_per_tenants(
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self.context["users"]):
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magnum_scenario = magnum_utils.MagnumScenario({
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"user": user,
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"task": self.context["task"],
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"config": {"api_versions": self.context["config"].get(
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"api_versions", [])}
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})
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# get the cluster and cluster_template
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cluster_uuid = str(self.context["tenants"][tenant_id]["cluster"])
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cluster = magnum_scenario._get_cluster(cluster_uuid)
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cluster_template = magnum_scenario._get_cluster_template(
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cluster.cluster_template_id)
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if not cluster_template.tls_disabled:
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dir = self.context["ca_certs_directory"]
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fname = os.path.join(dir, cluster_uuid + ".key")
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os.remove(fname)
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fname = os.path.join(dir, cluster_uuid + "_ca.crt")
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os.remove(fname)
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fname = os.path.join(dir, cluster_uuid + ".crt")
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os.remove(fname)
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