1 ##############################################################################
2 # Copyright (c) 2017 Huawei Technologies Co.,Ltd.
4 # All rights reserved. This program and the accompanying materials
5 # are made available under the terms of the Apache License, Version 2.0
6 # which accompanies this distribution, and is available at
7 # http://www.apache.org/licenses/LICENSE-2.0
8 ##############################################################################
10 from __future__ import absolute_import
17 from yardstick.benchmark.contexts.base import Context
18 from yardstick.orchestrator import kubernetes
19 from yardstick.common import kubernetes_utils as k8s_utils
20 from yardstick.common import utils
22 LOG = logging.getLogger(__name__)
26 class KubernetesContext(Context):
27 """Class that handle nodes info"""
29 __context_type__ = "Kubernetes"
34 self.public_key_path = ''
37 super(KubernetesContext, self).__init__()
39 def init(self, attrs):
40 super(KubernetesContext, self).init(attrs)
42 self.template = kubernetes.KubernetesTemplate(self.name, attrs)
43 self.ssh_key = '{}-key'.format(self.name)
44 self.key_path = self._get_key_path()
45 self.public_key_path = '{}.pub'.format(self.key_path)
48 LOG.info('Creating ssh key')
51 LOG.info('Launch containers')
53 self._create_services()
55 self.template.get_rc_pods()
57 self._wait_until_running()
60 self._delete_ssh_key()
63 self._delete_services()
65 super(KubernetesContext, self).undeploy()
67 def _wait_until_running(self):
68 while not all(self._check_pod_status(p) for p in self.template.pods):
71 def _check_pod_status(self, pod):
72 status = k8s_utils.read_pod_status(pod)
73 LOG.debug('%s:%s', pod, status)
74 if status == 'Failed':
75 LOG.error('Pod %s status is failed', pod)
77 if status != 'Running':
81 def _create_services(self):
82 for obj in self.template.service_objs:
85 def _delete_services(self):
86 for obj in self.template.service_objs:
89 def _create_rcs(self):
90 for obj in self.template.k8s_objs:
91 self._create_rc(obj.get_template())
93 def _create_rc(self, template):
94 k8s_utils.create_replication_controller(template)
96 def _delete_rcs(self):
97 for rc in self.template.rcs:
100 def _delete_rc(self, rc):
101 k8s_utils.delete_replication_controller(rc)
103 def _delete_pods(self):
104 for pod in self.template.pods:
105 self._delete_pod(pod)
107 def _delete_pod(self, pod):
108 k8s_utils.delete_pod(pod)
110 def _get_key_path(self):
111 task_id = self.name.split('-')[-1]
112 k = 'files/yardstick_key-{}'.format(task_id)
113 return pkg_resources.resource_filename('yardstick.resources', k)
115 def _set_ssh_key(self):
116 rsa_key = paramiko.RSAKey.generate(bits=BITS_LENGTH)
118 LOG.info('Writing private key')
119 rsa_key.write_private_key_file(self.key_path)
121 LOG.info('Writing public key')
122 key = '{} {}\n'.format(rsa_key.get_name(), rsa_key.get_base64())
123 with open(self.public_key_path, 'w') as f:
126 LOG.info('Create configmap for ssh key')
127 k8s_utils.create_config_map(self.ssh_key, {'authorized_keys': key})
129 def _delete_ssh_key(self):
130 k8s_utils.delete_config_map(self.ssh_key)
131 utils.remove_file(self.key_path)
132 utils.remove_file(self.public_key_path)
134 def _get_server(self, name):
135 service_name = '{}-service'.format(name)
136 service = k8s_utils.get_service_by_name(service_name).ports[0]
139 'name': service.name,
140 'ip': self._get_node_ip(),
141 'private_ip': k8s_utils.get_pod_by_name(name).status.pod_ip,
142 'ssh_port': service.node_port,
144 'key_filename': self.key_path,
149 def _get_node_ip(self):
150 return k8s_utils.get_node_list().items[0].status.addresses[0].address
152 def _get_network(self, attr_name):