2 ###############################################################################
3 # Copyright (c) 2015, 2016 Ericsson AB and others.
4 # szilard.cserey@ericsson.com
5 # peter.barabas@ericsson.com
6 # All rights reserved. This program and the accompanying materials
7 # are made available under the terms of the Apache License, Version 2.0
8 # which accompanies this distribution, and is available at
9 # http://www.apache.org/licenses/LICENSE-2.0
10 ###############################################################################
37 title: Deployment Environment Adapter (DEA)
38 # DEA API version supported
45 title: Deployment Hardware Adapter (DHA)
46 # DHA API version supported
51 # Adapter to use for this definition
52 # adapter: [ipmi|libvirt]
56 # Mandatory properties are id and role.
57 # All other properties are adapter specific.
58 # For Non-Fuel nodes controlled by:
59 # - ipmi adapter you need to provide:
64 # and you *MAY* provide (optional, not added by reap.py):
66 # - libvirt adapter you need to provide:
67 # libvirtName: <whatever>
68 # libvirtTemplate: [libvirt/vms/controller.xml | libvirt/vms/compute.xml]
70 # For the Fuel Node you need to provide:
71 # libvirtName: <whatever>
72 # libvirtTemplate: libvirt/vms/fuel.xml
79 # Adding the Fuel node as node id {node_id}
80 # which may not be correct - please adjust as needed.
83 DISKS = {'fuel': '100G',
90 def __init__(self, dea_file, dha_file, comment, base_dea, template):
91 self.dea_file = dea_file
92 self.dha_file = dha_file
93 self.comment = comment
94 self.base_dea = base_dea
95 self.template = template
102 env_list = parse(exec_cmd('fuel env'))
103 if len(env_list) == 0:
104 err('No environment deployed')
105 elif len(env_list) > 1:
106 err('More than 1 environment deployed')
107 self.env = env_list[0]
108 self.env_id = self.env[E['id']]
110 def download_config(self, config_type):
111 log('Download %s config for environment %s'
112 % (config_type, self.env_id))
113 exec_cmd('fuel %s --env %s --download --dir %s'
114 % (config_type, self.env_id, self.temp_dir))
116 def download_node_config(self, nodeid):
117 log('Download node %s config for environment %s to %s'
118 % (nodeid, self.env_id,self.temp_dir))
119 exec_cmd('fuel deployment --node-id %s --env %s --default --dir %s'
120 % (nodeid, self.env_id, self.temp_dir))
122 def write(self, file, text, newline=True):
123 mode = 'a' if os.path.isfile(file) else 'w'
124 with open(file, mode) as f:
125 f.write('%s%s' % (text, ('\n' if newline else '')))
127 def write_yaml(self, file, data, newline=True):
128 self.write(file, yaml.dump(data, default_flow_style=False).strip(),
131 def get_node_by_id(self, node_list, node_id):
132 for node in node_list:
133 if node[N['id']] == node_id:
136 def reap_interface(self, node_id, interfaces):
137 interface, mac = self.get_interface(node_id)
140 if_name = self.check_dict_exists(interfaces, interface)
142 if_name = 'interfaces_%s' % str(len(interfaces) + 1)
143 interfaces[if_name] = interface
146 def reap_transformation(self, node_id, roles, transformations):
147 main_role = 'controller' if 'controller' in roles else 'compute'
148 node_file = glob.glob('%s/deployment_%s/%s.yaml'
149 % (self.temp_dir, self.env_id, node_id))
151 with open(node_file[0]) as f:
152 node_config = yaml.load(f)
153 transformation = {'transformations':
154 node_config['network_scheme']['transformations']}
156 tr_name = self.check_dict_exists(transformations, transformation)
158 tr_name = 'transformations_%s' % str(len(transformations) + 1)
159 transformations[tr_name] = transformation
162 def check_dict_exists(self, main_dict, dict):
163 for key, val in main_dict.iteritems():
164 if cmp(dict, val) == 0:
167 def reap_nodes_interfaces_transformations(self):
168 node_list = parse(exec_cmd('fuel node'))
169 real_node_ids = [node[N['id']] for node in node_list]
171 min_node = real_node_ids[0]
177 for real_node_id in real_node_ids:
178 node_id = int(real_node_id) - int(min_node) + 1
179 self.last_node = node_id
180 node = self.get_node_by_id(node_list, real_node_id)
181 roles = commafy(node[N['roles']])
183 err('Fuel Node %s has no role' % real_node_id)
184 dea_node = {'id': node_id,
186 dha_node = {'id': node_id}
187 if_name, mac = self.reap_interface(real_node_id, interfaces)
188 log('reap transformation for node %s' % real_node_id)
189 tr_name = self.reap_transformation(real_node_id, roles,
192 {'interfaces': if_name,
193 'transformations': tr_name})
196 {'pxeMac': mac if mac else None,
201 'libvirtTemplate': None})
203 dea_nodes.append(dea_node)
204 dha_nodes.append(dha_node)
206 self.write_yaml(self.dha_file, {'nodes': dha_nodes}, False)
207 self.write_yaml(self.dea_file, {'nodes': dea_nodes})
208 self.write_yaml(self.dea_file, interfaces)
209 self.write_yaml(self.dea_file, transformations)
210 self.reap_fuel_node_info()
211 self.write_yaml(self.dha_file, {'disks': DISKS})
213 def reap_fuel_node_info(self):
216 'id': self.last_node + 1,
218 'libvirtTemplate': None,
221 'password': 'r00tme'}
223 dha_nodes.append(dha_node)
225 self.write(self.dha_file, DHA_2.format(node_id=dha_node['id']), False)
226 self.write_yaml(self.dha_file, dha_nodes)
228 def reap_environment_info(self):
229 network_file = ('%s/network_%s.yaml'
230 % (self.temp_dir, self.env_id))
231 network = self.read_yaml(network_file)
233 env = {'environment':
234 {'name': self.env[E['name']],
236 network['networking_parameters']['segmentation_type']}}
237 self.write_yaml(self.dea_file, env)
238 wanted_release = None
239 rel_list = parse(exec_cmd('fuel release'))
241 if rel[R['id']] == self.env[E['release_id']]:
242 wanted_release = rel[R['name']]
243 self.write_yaml(self.dea_file, {'wanted_release': wanted_release})
245 def reap_fuel_settings(self):
246 data = self.read_yaml('/etc/fuel/astute.yaml')
248 del data['ADMIN_NETWORK']['mac']
249 del data['ADMIN_NETWORK']['interface']
250 for key in ['ADMIN_NETWORK', 'HOSTNAME', 'DNS_DOMAIN', 'DNS_SEARCH',
251 'DNS_UPSTREAM', 'NTP1', 'NTP2', 'NTP3', 'FUEL_ACCESS']:
252 fuel[key] = data[key]
253 for key in fuel['ADMIN_NETWORK'].keys():
254 if key not in ['ipaddress', 'netmask',
255 'dhcp_pool_start', 'dhcp_pool_end', 'ssh_network']:
256 del fuel['ADMIN_NETWORK'][key]
258 ## FIXME(armband): Factor in support for adding public/other interfaces.
259 ## TODO: Following block expects interface name(s) to be lowercase only
260 interfaces_list = exec_cmd('ip -o -4 a | grep -e "e[nt][hopsx].*"')
261 for interface in re.split('\n', interfaces_list):
262 # Sample output line from above cmd:
263 # 3: eth1 inet 10.0.2.10/24 scope global eth1 valid_lft forever ...
264 ifcfg = re.split(r'\s+', interface)
265 ifcfg_name = ifcfg[1]
266 ifcfg_ipaddr = ifcfg[3]
268 # Filter out admin interface (device name is not known, match IP)
269 current_network = netaddr.IPNetwork(ifcfg_ipaddr)
270 if str(current_network.ip) == fuel['ADMIN_NETWORK']['ipaddress']:
273 # Read ifcfg-* network interface config file, write IFCFG_<IFNAME>
274 ifcfg_sec = 'IFCFG_%s' % ifcfg_name.upper()
277 ifcfg_f = ('/etc/sysconfig/network-scripts/ifcfg-%s' % ifcfg_name)
278 with open(ifcfg_f) as f:
280 if line.startswith('#'):
282 (key, val) = line.split('=')
283 ifcfg_data[key.lower()] = val.rstrip()
285 # Keep only needed info (e.g. filter-out type=Ethernet).
286 fuel[ifcfg_sec]['ipaddress'] = ifcfg_data['ipaddr']
287 fuel[ifcfg_sec]['device'] = ifcfg_data['device']
288 fuel[ifcfg_sec]['netmask'] = str(current_network.netmask)
289 fuel[ifcfg_sec]['gateway'] = ifcfg_data['gateway']
291 self.write_yaml(self.dea_file, {'fuel': fuel})
293 def reap_network_settings(self):
294 network_file = ('%s/network_%s.yaml'
295 % (self.temp_dir, self.env_id))
296 data = self.read_yaml(network_file)
298 network['networking_parameters'] = data['networking_parameters']
299 network['networks'] = data['networks']
300 for net in network['networks']:
303 self.write_yaml(self.dea_file, {'network': network})
305 def reap_settings(self):
306 settings_file = '%s/settings_%s.yaml' % (self.temp_dir, self.env_id)
307 settings = self.read_yaml(settings_file)
308 self.write_yaml(self.dea_file, {'settings': settings})
310 def get_interface(self, real_node_id):
311 exec_cmd('fuel node --node-id %s --network --download --dir %s'
312 % (real_node_id, self.temp_dir))
313 interface_file = ('%s/node_%s/interfaces.yaml'
314 % (self.temp_dir, real_node_id))
315 interfaces = self.read_yaml(interface_file)
316 interface_config = {}
318 for interface in interfaces:
320 for network in interface['assigned_networks']:
321 networks.append(network['name'])
322 if network['name'] == 'fuelweb_admin':
323 pxe_mac = interface['mac']
325 interface_config[interface['name']] = networks
326 return interface_config, pxe_mac
328 def read_yaml(self, yaml_file):
329 with open(yaml_file) as f:
334 delete(self.dea_file)
335 delete(self.dha_file)
337 self.temp_dir = tempfile.mkdtemp()
338 date = time.strftime('%c')
339 self.write(self.dea_file,
340 DEA_1.format(date=date, comment=self.comment), False)
341 self.write(self.dha_file,
342 DHA_1.format(date=date, comment=self.comment))
345 # Need to download deployment with explicit node ids
346 node_list = parse(exec_cmd('fuel node'))
347 real_node_ids = [node[N['id']] for node in node_list]
349 self.download_node_config(','.join(real_node_ids))
351 self.download_config('settings')
352 self.download_config('network')
354 def create_base_dea(self):
355 templater = templater.Templater(self.dea_file,
361 log('DEA file is available at %s' % self.dea_file)
362 log('DHA file is available at %s (this is just a template)'
365 log('DEA base file is available at %s' % self.base_dea)
366 shutil.rmtree(self.temp_dir)
370 self.reap_environment_info()
371 self.reap_nodes_interfaces_transformations()
372 self.reap_fuel_settings()
373 self.reap_network_settings()
376 self.create_base_dea()
380 def parse_arguments():
381 parser = ArgParser(prog='python %s' % __file__)
382 parser.add_argument('dea_file', nargs='?', action='store',
384 help='Deployment Environment Adapter: dea.yaml')
385 parser.add_argument('dha_file', nargs='?', action='store',
387 help='Deployment Hardware Adapter: dha.yaml')
388 parser.add_argument('comment', nargs='?', action='store', help='Comment')
389 parser.add_argument('-base_dea',
391 help='Create specified base DEA file from "dea_file"')
392 parser.add_argument('-template',
395 default='base_dea_template.yaml',
396 help='Base DEA is generated from this template')
397 args = parser.parse_args()
398 return (args.dea_file,
406 dea_file, dha_file, comment, base_dea, template = parse_arguments()
408 r = Reap(dea_file, dha_file, comment, base_dea, template)
412 if __name__ == '__main__':