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Diffstat (limited to 'fuel/deploy/reap.py')
| -rw-r--r-- | fuel/deploy/reap.py | 339 |
1 files changed, 339 insertions, 0 deletions
diff --git a/fuel/deploy/reap.py b/fuel/deploy/reap.py new file mode 100644 index 000000000..c72b33cf9 --- /dev/null +++ b/fuel/deploy/reap.py @@ -0,0 +1,339 @@ +############################################################################### +# Copyright (c) 2015 Ericsson AB and others. +# szilard.cserey@ericsson.com +# All rights reserved. This program and the accompanying materials +# are made available under the terms of the Apache License, Version 2.0 +# which accompanies this distribution, and is available at +# http://www.apache.org/licenses/LICENSE-2.0 +############################################################################### + + +import common +import time +import os +import yaml +import glob +import shutil + +N = common.N +E = common.E +R = common.R +ArgParser = common.ArgParser +exec_cmd = common.exec_cmd +parse = common.parse +err = common.err +log = common.log +delete = common.delete +commafy = common.commafy + +DEA_1 = ''' +title: Deployment Environment Adapter (DEA) +# DEA API version supported +version: 1.1 +created: {date} +comment: {comment} +''' + +DHA_1 = ''' +title: Deployment Hardware Adapter (DHA) +# DHA API version supported +version: 1.1 +created: {date} +comment: {comment} + +# Adapter to use for this definition +# adapter: [ipmi|libvirt] +adapter: + +# Node list. +# Mandatory properties are id and role. +# All other properties are adapter specific. +# For Non-Fuel nodes controlled by: +# - ipmi adapter you need to provide: +# pxeMac +# ipmiIp +# ipmiUser +# ipmiPass +# - libvirt adapter you need to provide: +# libvirtName: <whatever> +# libvirtTemplate: [libvirt/vms/controller.xml | libvirt/vms/compute.xml] +# +# For the Fuel Node you need to provide: +# libvirtName: <whatever> +# libvirtTemplate: libvirt/vms/fuel.xml +# isFuel: yes +# username: root +# password: r00tme +''' + +DHA_2 = ''' +# Adding the Fuel node as node id {node_id} +# which may not be correct - please adjust as needed. +''' + +DISKS = {'fuel': '30G', + 'controller': '30G', + 'compute': '30G'} + + +class Reap(object): + + def __init__(self, dea_file, dha_file, comment): + self.dea_file = dea_file + self.dha_file = dha_file + self.comment = comment + self.temp_dir = None + self.env = None + self.env_id = None + self.last_node = None + + def get_env(self): + env_list = parse(exec_cmd('fuel env')) + if len(env_list) > 1: + err('Not exactly one environment') + self.env = env_list[0] + self.env_id = self.env[E['id']] + + def download_config(self, config_type): + log('Download %s config for environment %s' + % (config_type, self.env_id)) + exec_cmd('fuel %s --env %s --download --dir %s' + % (config_type, self.env_id, self.temp_dir)) + + def write(self, file, text, newline=True): + mode = 'a' if os.path.isfile(file) else 'w' + with open(file, mode) as f: + f.write('%s%s' % (text, ('\n' if newline else ''))) + + def write_yaml(self, file, data, newline=True): + self.write(file, yaml.dump(data, default_flow_style=False).strip(), + newline) + + def get_node_by_id(self, node_list, node_id): + for node in node_list: + if node[N['id']] == node_id: + return node + + def reap_interface(self, node_id, interfaces): + interface, mac = self.get_interface(node_id) + if_name = None + if interfaces: + if_name = self.check_dict_exists(interfaces, interface) + if not if_name: + if_name = 'interfaces_%s' % str(len(interfaces) + 1) + interfaces[if_name] = interface + return if_name, mac + + def reap_transformation(self, node_id, roles, transformations): + main_role = 'controller' if 'controller' in roles else 'compute' + node_file = glob.glob('%s/deployment_%s/*%s_%s.yaml' + % (self.temp_dir, self.env_id, + main_role, node_id)) + tr_name = None + with open(node_file[0]) as f: + node_config = yaml.load(f) + transformation = {'transformations': + node_config['network_scheme']['transformations']} + if transformations: + tr_name = self.check_dict_exists(transformations, transformation) + if not tr_name: + tr_name = 'transformations_%s' % str(len(transformations) + 1) + transformations[tr_name] = transformation + return tr_name + + def check_dict_exists(self, main_dict, dict): + for key, val in main_dict.iteritems(): + if cmp(dict, val) == 0: + return key + + def reap_nodes_interfaces_transformations(self): + node_list = parse(exec_cmd('fuel node')) + real_node_ids = [node[N['id']] for node in node_list] + real_node_ids.sort() + min_node = real_node_ids[0] + + interfaces = {} + transformations = {} + dea_nodes = [] + dha_nodes = [] + + for real_node_id in real_node_ids: + node_id = int(real_node_id) - int(min_node) + 1 + self.last_node = node_id + node = self.get_node_by_id(node_list, real_node_id) + roles = commafy(node[N['roles']]) + if not roles: + err('Fuel Node %s has no role' % real_node_id) + dea_node = {'id': node_id, + 'role': roles} + dha_node = {'id': node_id} + if_name, mac = self.reap_interface(real_node_id, interfaces) + tr_name = self.reap_transformation(real_node_id, roles, + transformations) + dea_node.update( + {'interfaces': if_name, + 'transformations': tr_name}) + + dha_node.update( + {'pxeMac': mac if mac else None, + 'ipmiIp': None, + 'ipmiUser': None, + 'ipmiPass': None, + 'libvirtName': None, + 'libvirtTemplate': None}) + + dea_nodes.append(dea_node) + dha_nodes.append(dha_node) + + self.write_yaml(self.dha_file, {'nodes': dha_nodes}, False) + self.write_yaml(self.dea_file, {'nodes': dea_nodes}) + self.write_yaml(self.dea_file, interfaces) + self.write_yaml(self.dea_file, transformations) + self.reap_fuel_node_info() + self.write_yaml(self.dha_file, {'disks': DISKS}) + + def reap_fuel_node_info(self): + dha_nodes = [] + dha_node = { + 'id': self.last_node + 1, + 'libvirtName': None, + 'libvirtTemplate': None, + 'isFuel': True, + 'username': 'root', + 'password': 'r00tme'} + + dha_nodes.append(dha_node) + + self.write(self.dha_file, DHA_2.format(node_id=dha_node['id']), False) + self.write_yaml(self.dha_file, dha_nodes) + + def reap_environment_info(self): + network_file = ('%s/network_%s.yaml' + % (self.temp_dir, self.env_id)) + network = self.read_yaml(network_file) + env = {'environment': + {'name': self.env[E['name']], + 'mode': self.env[E['mode']], + 'net_segment_type': + network['networking_parameters']['segmentation_type']}} + self.write_yaml(self.dea_file, env) + wanted_release = None + rel_list = parse(exec_cmd('fuel release')) + for rel in rel_list: + if rel[R['id']] == self.env[E['release_id']]: + wanted_release = rel[R['name']] + self.write_yaml(self.dea_file, {'wanted_release': wanted_release}) + + def reap_fuel_settings(self): + data = self.read_yaml('/etc/fuel/astute.yaml') + fuel = {} + del data['ADMIN_NETWORK']['mac'] + del data['ADMIN_NETWORK']['interface'] + for key in ['ADMIN_NETWORK', 'HOSTNAME', 'DNS_DOMAIN', 'DNS_SEARCH', + 'DNS_UPSTREAM', 'NTP1', 'NTP2', 'NTP3', 'FUEL_ACCESS']: + fuel[key] = data[key] + for key in fuel['ADMIN_NETWORK'].keys(): + if key not in ['ipaddress', 'netmask', + 'dhcp_pool_start', 'dhcp_pool_end']: + del fuel['ADMIN_NETWORK'][key] + self.write_yaml(self.dea_file, {'fuel': fuel}) + + def reap_network_settings(self): + network_file = ('%s/network_%s.yaml' + % (self.temp_dir, self.env_id)) + data = self.read_yaml(network_file) + network = {} + network['networking_parameters'] = data['networking_parameters'] + network['networks'] = data['networks'] + for net in network['networks']: + del net['id'] + del net['group_id'] + self.write_yaml(self.dea_file, {'network': network}) + + def reap_settings(self): + settings_file = '%s/settings_%s.yaml' % (self.temp_dir, self.env_id) + settings = self.read_yaml(settings_file) + self.write_yaml(self.dea_file, {'settings': settings}) + + def get_interface(self, real_node_id): + exec_cmd('fuel node --node-id %s --network --download --dir %s' + % (real_node_id, self.temp_dir)) + interface_file = ('%s/node_%s/interfaces.yaml' + % (self.temp_dir, real_node_id)) + interfaces = self.read_yaml(interface_file) + interface_config = {} + pxe_mac = None + for interface in interfaces: + networks = [] + for network in interface['assigned_networks']: + networks.append(network['name']) + if network['name'] == 'fuelweb_admin': + pxe_mac = interface['mac'] + if networks: + interface_config[interface['name']] = networks + return interface_config, pxe_mac + + def read_yaml(self, yaml_file): + with open(yaml_file) as f: + data = yaml.load(f) + return data + + def intro(self): + delete(self.dea_file) + delete(self.dha_file) + self.temp_dir = exec_cmd('mktemp -d') + date = time.strftime('%c') + self.write(self.dea_file, + DEA_1.format(date=date, comment=self.comment), False) + self.write(self.dha_file, + DHA_1.format(date=date, comment=self.comment)) + self.get_env() + self.download_config('deployment') + self.download_config('settings') + self.download_config('network') + + def finale(self): + log('DEA file is available at %s' % self.dea_file) + log('DHA file is available at %s (this is just a template)' + % self.dha_file) + shutil.rmtree(self.temp_dir) + + def reap(self): + self.intro() + self.reap_environment_info() + self.reap_nodes_interfaces_transformations() + self.reap_fuel_settings() + self.reap_network_settings() + self.reap_settings() + self.finale() + + +def usage(): + print ''' + Usage: + python reap.py <dea_file> <dha_file> <comment> + ''' + + +def parse_arguments(): + parser = ArgParser(prog='python %s' % __file__) + parser.add_argument('dea_file', nargs='?', action='store', + default='dea.yaml', + help='Deployment Environment Adapter: dea.yaml') + parser.add_argument('dha_file', nargs='?', action='store', + default='dha.yaml', + help='Deployment Hardware Adapter: dha.yaml') + parser.add_argument('comment', nargs='?', action='store', help='Comment') + args = parser.parse_args() + return (args.dea_file, args.dha_file, args.comment) + + +def main(): + dea_file, dha_file, comment = parse_arguments() + + r = Reap(dea_file, dha_file, comment) + r.reap() + + +if __name__ == '__main__': + main() |