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):
40 self.fuel_ip = fuel_ip
41 self.fuel_username = fuel_username
42 self.fuel_password = fuel_password
43 self.dea_file = dea_file
44 self.updated_dea_file = (
45 '%s/.%s' % (os.path.dirname(self.dea_file),
46 os.path.basename(self.dea_file)))
47 shutil.copy2(self.dea_file, self.updated_dea_file)
48 self.fuel_plugins_conf_dir = fuel_plugins_conf_dir
49 self.work_dir = work_dir
50 self.no_health_check = no_health_check
51 self.file_dir = os.path.dirname(os.path.realpath(__file__))
52 self.ssh = SSHClient(self.fuel_ip, self.fuel_username,
54 self.node_ids = self.dha.get_node_ids()
55 self.wanted_release = self.dea.get_property('wanted_release')
56 self.blade_node_dict = {}
57 self.macs_per_blade = {}
59 def merge_plugin_config_files_to_dea_file(self):
61 self.fuel_plugins_conf_dir if self.fuel_plugins_conf_dir
62 else '%s/plugins_conf' % os.path.dirname(self.dea_file))
63 if os.path.isdir(plugins_conf_dir):
64 with io.open(self.updated_dea_file) as stream:
65 updated_dea = yaml.load(stream)
66 for plugin_file in glob.glob('%s/*.yaml' % plugins_conf_dir):
67 with io.open(plugin_file) as stream:
68 plugin_conf = yaml.load(stream)
69 updated_dea['settings']['editable'].update(plugin_conf)
70 with io.open(self.updated_dea_file, 'w') as stream:
71 yaml.dump(updated_dea, stream, default_flow_style=False)
73 def upload_cloud_deployment_files(self):
75 s.exec_cmd('rm -rf %s' % self.work_dir, False)
76 s.exec_cmd('mkdir %s' % self.work_dir)
77 s.scp_put(self.updated_dea_file, '%s/%s' % (
78 self.work_dir, os.path.basename(self.dea_file)))
79 s.scp_put('%s/common.py' % self.file_dir, self.work_dir)
80 s.scp_put('%s/dea.py' % self.file_dir, self.work_dir)
81 for f in glob.glob('%s/cloud/*' % self.file_dir):
82 s.scp_put(f, self.work_dir)
84 def power_off_nodes(self):
85 for node_id in self.node_ids:
86 self.dha.node_power_off(node_id)
88 def power_on_nodes(self):
89 for node_id in self.node_ids:
90 self.dha.node_power_on(node_id)
92 def set_boot_order(self, boot_order_list):
93 for node_id in self.node_ids:
94 self.dha.node_set_boot_order(node_id, boot_order_list[:])
96 def get_mac_addresses(self):
97 self.macs_per_blade = {}
98 for node_id in self.node_ids:
99 self.macs_per_blade[node_id] = self.dha.get_node_pxe_mac(node_id)
101 def run_cloud_deploy(self, deploy_app):
102 log('START CLOUD DEPLOYMENT')
103 deploy_app = '%s/%s' % (self.work_dir, deploy_app)
104 dea_file = '%s/%s' % (self.work_dir, os.path.basename(self.dea_file))
106 status = s.run('python %s %s %s' % (
107 deploy_app, ('-nh' if self.no_health_check else ''), dea_file))
110 def check_supported_release(self):
111 log('Check supported release: %s' % self.wanted_release)
113 release_list = parse(self.ssh.exec_cmd('fuel release -l'))
114 for release in release_list:
115 if release[R['name']] == self.wanted_release:
119 err('This Fuel does not contain the following release: %s'
120 % self.wanted_release)
122 def check_previous_installation(self):
123 log('Check previous installation')
124 env_list = parse(self.ssh.exec_cmd('fuel env list'))
126 self.cleanup_fuel_environments(env_list)
127 node_list = parse(self.ssh.exec_cmd('fuel node list'))
129 self.cleanup_fuel_nodes(node_list)
131 def cleanup_fuel_environments(self, env_list):
135 log('Deleting environment %s' % env[E['id']])
136 self.ssh.exec_cmd('fuel env --env %s --delete --force'
138 all_env_erased = False
139 for i in range(WAIT_LOOP):
140 env_list = parse(self.ssh.exec_cmd('fuel env list'))
142 time.sleep(SLEEP_TIME)
144 all_env_erased = True
146 if not all_env_erased:
147 err('Could not erase these environments %s'
148 % [(env[E['id']], env[E['status']]) for env in env_list])
150 def cleanup_fuel_nodes(self, node_list):
151 for node in node_list:
152 if node[N['status']] == 'discover':
153 log('Deleting node %s' % node[N['id']])
154 self.ssh.exec_cmd('fuel node --node-id %s --delete-from-db '
155 '--force' % node[N['id']])
156 self.ssh.exec_cmd('cobbler system remove --name node-%s'
157 % node[N['id']], False)
159 def check_prerequisites(self):
160 log('Check prerequisites')
162 self.check_supported_release()
163 self.check_previous_installation()
165 def wait_for_discovered_blades(self):
166 log('Wait for discovered blades')
168 restart_times = BLADE_RESTART_TIMES
170 for blade in self.node_ids:
171 self.blade_node_dict[blade] = None
174 all_discovered = self.discovery_waiting_loop(discovered_macs)
176 while not all_discovered and restart_times != 0:
178 for blade in self.get_not_discovered_blades():
179 self.dha.node_reset(blade)
181 all_discovered = self.discovery_waiting_loop(discovered_macs)
183 if not all_discovered:
184 err('Not all blades have been discovered: %s'
185 % self.not_discovered_blades_summary())
187 with io.open(self.updated_dea_file) as stream:
188 updated_dea = yaml.load(stream)
189 updated_dea.update({'blade_node_map': self.blade_node_dict})
190 with io.open(self.updated_dea_file, 'w') as stream:
191 yaml.dump(updated_dea, stream, default_flow_style=False)
193 def discovery_waiting_loop(self, discovered_macs):
196 all_discovered = False
197 for i in range(WAIT_LOOP):
198 node_list = parse(self.ssh.exec_cmd('fuel node list'))
200 self.node_discovery(node_list, discovered_macs)
201 if self.all_blades_discovered():
202 all_discovered = True
205 time.sleep(SLEEP_TIME)
206 return all_discovered
208 def node_discovery(self, node_list, discovered_macs):
209 for node in node_list:
210 if (node[N['status']] == 'discover' and
211 node[N['online']] == 'True' and
212 node[N['mac']] not in discovered_macs):
213 discovered_macs.append(node[N['mac']])
214 blade = self.find_mac_in_dict(node[N['mac']])
216 log('Blade %s discovered as Node %s with MAC %s'
217 % (blade, node[N['id']], node[N['mac']]))
218 self.blade_node_dict[blade] = int(node[N['id']])
220 def find_mac_in_dict(self, mac):
221 for blade, mac_list in self.macs_per_blade.iteritems():
225 def all_blades_discovered(self):
226 for blade, node_id in self.blade_node_dict.iteritems():
231 def not_discovered_blades_summary(self):
233 for blade, node_id in self.blade_node_dict.iteritems():
235 summary += '\n[blade %s]' % blade
238 def get_not_discovered_blades(self):
239 not_discovered_blades = []
240 for blade, node_id in self.blade_node_dict.iteritems():
242 not_discovered_blades.append(blade)
243 return not_discovered_blades
245 def set_boot_order_nodes(self):
246 self.power_off_nodes()
247 self.set_boot_order(['pxe', 'disk'])
248 self.power_on_nodes()
252 self.set_boot_order_nodes()
254 self.check_prerequisites()
256 self.get_mac_addresses()
258 self.wait_for_discovered_blades()
260 self.merge_plugin_config_files_to_dea_file()
262 self.upload_cloud_deployment_files()
264 delete(self.updated_dea_file)
266 return self.run_cloud_deploy(CLOUD_DEPLOY_FILE)