1 ###############################################################################
2 # Copyright (c) 2015 Ericsson AB and others.
3 # szilard.cserey@ericsson.com
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 ###############################################################################
18 from ssh_client import SSHClient
30 CLOUD_DEPLOY_FILE = 'deploy.py'
31 BLADE_RESTART_TIMES = 3
34 class CloudDeploy(object):
36 def __init__(self, dea, dha, fuel_ip, fuel_username, fuel_password,
37 dea_file, fuel_plugins_conf_dir, work_dir, no_health_check,
41 self.fuel_ip = fuel_ip
42 self.fuel_username = fuel_username
43 self.fuel_password = fuel_password
44 self.dea_file = dea_file
45 self.updated_dea_file = (
46 '%s/.%s' % (os.path.dirname(self.dea_file),
47 os.path.basename(self.dea_file)))
48 shutil.copy2(self.dea_file, self.updated_dea_file)
49 self.fuel_plugins_conf_dir = fuel_plugins_conf_dir
50 self.work_dir = work_dir
51 self.no_health_check = no_health_check
52 self.deploy_timeout = deploy_timeout
53 self.file_dir = os.path.dirname(os.path.realpath(__file__))
54 self.ssh = SSHClient(self.fuel_ip, self.fuel_username,
56 self.node_ids = self.dha.get_node_ids()
57 self.wanted_release = self.dea.get_property('wanted_release')
58 self.blade_node_dict = {}
59 self.macs_per_blade = {}
61 def merge_plugin_config_files_to_dea_file(self):
63 self.fuel_plugins_conf_dir if self.fuel_plugins_conf_dir
64 else '%s/plugins_conf' % os.path.dirname(self.dea_file))
65 if os.path.isdir(plugins_conf_dir):
66 with io.open(self.updated_dea_file) as stream:
67 updated_dea = yaml.load(stream)
68 for plugin_file in glob.glob('%s/*.yaml' % plugins_conf_dir):
69 with io.open(plugin_file) as stream:
70 plugin_conf = yaml.load(stream)
71 updated_dea['settings']['editable'].update(plugin_conf)
72 with io.open(self.updated_dea_file, 'w') as stream:
73 yaml.dump(updated_dea, stream, default_flow_style=False)
75 def upload_cloud_deployment_files(self):
77 s.exec_cmd('rm -rf %s' % self.work_dir, False)
78 s.exec_cmd('mkdir %s' % self.work_dir)
79 s.scp_put(self.updated_dea_file, '%s/%s' % (
80 self.work_dir, os.path.basename(self.dea_file)))
81 s.scp_put('%s/common.py' % self.file_dir, self.work_dir)
82 s.scp_put('%s/dea.py' % self.file_dir, self.work_dir)
83 for f in glob.glob('%s/cloud/*' % self.file_dir):
84 s.scp_put(f, self.work_dir)
86 def power_off_nodes(self):
87 for node_id in self.node_ids:
88 self.dha.node_power_off(node_id)
90 def power_on_nodes(self):
91 for node_id in self.node_ids:
92 self.dha.node_power_on(node_id)
94 def set_boot_order(self, boot_order_list):
95 for node_id in self.node_ids:
96 self.dha.node_set_boot_order(node_id, boot_order_list[:])
98 def get_mac_addresses(self):
99 self.macs_per_blade = {}
100 for node_id in self.node_ids:
101 self.macs_per_blade[node_id] = self.dha.get_node_pxe_mac(node_id)
103 def run_cloud_deploy(self, deploy_app):
104 log('START CLOUD DEPLOYMENT')
105 deploy_app = '%s/%s' % (self.work_dir, deploy_app)
106 dea_file = '%s/%s' % (self.work_dir, os.path.basename(self.dea_file))
108 status = s.run('python %s %s %s %s' % (
110 ('-nh' if self.no_health_check else ''),
111 ('-dt %s' % self.deploy_timeout if self.deploy_timeout else ''),
115 def check_supported_release(self):
116 log('Check supported release: %s' % self.wanted_release)
118 release_list = parse(self.ssh.exec_cmd('fuel release -l'))
119 for release in release_list:
120 if release[R['name']] == self.wanted_release:
124 err('This Fuel does not contain the following release: %s'
125 % self.wanted_release)
127 def check_previous_installation(self):
128 log('Check previous installation')
129 env_list = parse(self.ssh.exec_cmd('fuel env list'))
131 self.cleanup_fuel_environments(env_list)
132 node_list = parse(self.ssh.exec_cmd('fuel node list'))
134 self.cleanup_fuel_nodes(node_list)
136 def cleanup_fuel_environments(self, env_list):
140 log('Deleting environment %s' % env[E['id']])
141 self.ssh.exec_cmd('fuel env --env %s --delete --force'
143 all_env_erased = False
144 for i in range(WAIT_LOOP):
145 env_list = parse(self.ssh.exec_cmd('fuel env list'))
147 time.sleep(SLEEP_TIME)
149 all_env_erased = True
151 if not all_env_erased:
152 err('Could not erase these environments %s'
153 % [(env[E['id']], env[E['status']]) for env in env_list])
155 def cleanup_fuel_nodes(self, node_list):
156 for node in node_list:
157 if node[N['status']] == 'discover':
158 log('Deleting node %s' % node[N['id']])
159 self.ssh.exec_cmd('fuel node --node-id %s --delete-from-db '
160 '--force' % node[N['id']])
161 self.ssh.exec_cmd('cobbler system remove --name node-%s'
162 % node[N['id']], False)
164 def check_prerequisites(self):
165 log('Check prerequisites')
167 self.check_supported_release()
168 self.check_previous_installation()
170 def wait_for_discovered_blades(self):
171 log('Wait for discovered blades')
173 restart_times = BLADE_RESTART_TIMES
175 for blade in self.node_ids:
176 self.blade_node_dict[blade] = None
179 all_discovered = self.discovery_waiting_loop(discovered_macs)
181 while not all_discovered and restart_times != 0:
183 for blade in self.get_not_discovered_blades():
184 self.dha.node_reset(blade)
186 all_discovered = self.discovery_waiting_loop(discovered_macs)
188 if not all_discovered:
189 err('Not all blades have been discovered: %s'
190 % self.not_discovered_blades_summary())
192 with io.open(self.updated_dea_file) as stream:
193 updated_dea = yaml.load(stream)
194 updated_dea.update({'blade_node_map': self.blade_node_dict})
195 with io.open(self.updated_dea_file, 'w') as stream:
196 yaml.dump(updated_dea, stream, default_flow_style=False)
198 def discovery_waiting_loop(self, discovered_macs):
201 all_discovered = False
202 for i in range(WAIT_LOOP):
203 node_list = parse(self.ssh.exec_cmd('fuel node list'))
205 self.node_discovery(node_list, discovered_macs)
206 if self.all_blades_discovered():
207 all_discovered = True
210 time.sleep(SLEEP_TIME)
211 return all_discovered
213 def node_discovery(self, node_list, discovered_macs):
214 for node in node_list:
215 if (node[N['status']] == 'discover' and
216 node[N['online']] == 'True' and
217 node[N['mac']] not in discovered_macs):
218 discovered_macs.append(node[N['mac']])
219 blade = self.find_mac_in_dict(node[N['mac']])
221 log('Blade %s discovered as Node %s with MAC %s'
222 % (blade, node[N['id']], node[N['mac']]))
223 self.blade_node_dict[blade] = int(node[N['id']])
225 def find_mac_in_dict(self, mac):
226 for blade, mac_list in self.macs_per_blade.iteritems():
230 def all_blades_discovered(self):
231 for blade, node_id in self.blade_node_dict.iteritems():
236 def not_discovered_blades_summary(self):
238 for blade, node_id in self.blade_node_dict.iteritems():
240 summary += '\n[blade %s]' % blade
243 def get_not_discovered_blades(self):
244 not_discovered_blades = []
245 for blade, node_id in self.blade_node_dict.iteritems():
247 not_discovered_blades.append(blade)
248 return not_discovered_blades
250 def set_boot_order_nodes(self):
251 self.power_off_nodes()
252 self.set_boot_order(['pxe', 'disk'])
253 self.power_on_nodes()
257 self.set_boot_order_nodes()
259 self.check_prerequisites()
261 self.get_mac_addresses()
263 self.wait_for_discovered_blades()
265 self.merge_plugin_config_files_to_dea_file()
267 self.upload_cloud_deployment_files()
269 delete(self.updated_dea_file)
271 return self.run_cloud_deploy(CLOUD_DEPLOY_FILE)