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###############################################################################
# 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 copy
import io
import six
import yaml
from common import (
exec_cmd,
check_file_exists,
log,
backup,
)
class ConfigureNodes(object):
def __init__(self, yaml_config_dir, env_id, node_id_roles_dict, dea):
self.yaml_config_dir = yaml_config_dir
self.env_id = env_id
self.node_id_roles_dict = node_id_roles_dict
self.dea = dea
def config_nodes(self):
log('Configure nodes')
# Super dirty fix since Fuel 7 requires user defined roles to be
# assigned before anything else (BUG fixed in Fuel 8)!
for node_id, roles_blade in self.node_id_roles_dict.iteritems():
if "opendaylight" in roles_blade[0] or "onos" in roles_blade[0] or "contrail" in roles_blade[0]:
exec_cmd('fuel node set --node-id %s --role %s --env %s'
% (node_id, roles_blade[0], self.env_id))
for node_id, roles_blade in self.node_id_roles_dict.iteritems():
if "opendaylight" not in roles_blade[0] and "onos" not in roles_blade[0] and "contrail" not in roles_blade[0]:
exec_cmd('fuel node set --node-id %s --role %s --env %s'
% (node_id, roles_blade[0], self.env_id))
for node_id, roles_blade in self.node_id_roles_dict.iteritems():
# Modify node attributes
self.download_attributes(node_id)
self.modify_node_attributes(node_id, roles_blade)
self.upload_attributes(node_id)
# Modify interfaces configuration
self.download_interface_config(node_id)
self.modify_node_interface(node_id, roles_blade)
self.upload_interface_config(node_id)
# Currently not used, we use default deployment facts
# which are generated by fuel based on type segmentation
# and network to nic assignment
#
# Download our modified deployment configuration, which includes our
# changes to network topology etc.
#self.download_deployment_config()
#for node_id, roles_blade in self.node_id_roles_dict.iteritems():
# self.modify_node_network_schemes(node_id, roles_blade)
#self.upload_deployment_config()
def modify_node_network_schemes(self, node_id, roles_blade):
log('Modify network transformations for node %s' % node_id)
type = self.dea.get_node_property(roles_blade[1], 'transformations')
transformations = self.dea.get_property(type)
deployment_dir = '%s/deployment_%s' % (
self.yaml_config_dir, self.env_id)
backup(deployment_dir)
node_file = ('%s/%s.yaml' % (deployment_dir, node_id))
with io.open(node_file) as stream:
node = yaml.load(stream)
node['network_scheme'].update(transformations)
with io.open(node_file, 'w') as stream:
yaml.dump(node, stream, default_flow_style=False)
def download_deployment_config(self):
log('Download deployment config for environment %s' % self.env_id)
exec_cmd('fuel deployment --env %s --default --dir %s'
% (self.env_id, self.yaml_config_dir))
def upload_deployment_config(self):
log('Upload deployment config for environment %s' % self.env_id)
exec_cmd('fuel deployment --env %s --upload --dir %s'
% (self.env_id, self.yaml_config_dir))
def download_interface_config(self, node_id):
log('Download interface config for node %s' % node_id)
exec_cmd('fuel node --env %s --node %s --network --download '
'--dir %s' % (self.env_id, node_id, self.yaml_config_dir))
def upload_interface_config(self, node_id):
log('Upload interface config for node %s' % node_id)
exec_cmd('fuel node --env %s --node %s --network --upload '
'--dir %s' % (self.env_id, node_id, self.yaml_config_dir))
def download_attributes(self, node_id):
log('Download attributes for node %s' % node_id)
exec_cmd('fuel node --env %s --node %s --attributes --download '
'--dir %s' % (self.env_id, node_id, self.yaml_config_dir))
def upload_attributes(self, node_id):
log('Upload attributes for node %s' % node_id)
exec_cmd('fuel node --env %s --node %s --attributes --upload '
'--dir %s' % (self.env_id, node_id, self.yaml_config_dir))
def modify_node_attributes(self, node_id, roles_blade):
log('Modify attributes for node {0}'.format(node_id))
dea_key = self.dea.get_node_property(roles_blade[1], 'attributes')
if not dea_key:
# Node attributes are not overridden. Nothing to do.
return
new_attributes = self.dea.get_property(dea_key)
attributes_yaml = ('%s/node_%s/attributes.yaml'
% (self.yaml_config_dir, node_id))
check_file_exists(attributes_yaml)
backup('%s/node_%s' % (self.yaml_config_dir, node_id))
with open(attributes_yaml) as stream:
attributes = yaml.load(stream)
result_attributes = self._merge_dicts(attributes, new_attributes)
with open(attributes_yaml, 'w') as stream:
yaml.dump(result_attributes, stream, default_flow_style=False)
# interface configuration can
# looks like this:
#
# interfaces_dpdk:
# ens3:
# - fuelweb_admin
# ens4:
# - storage
# - management
# ens5:
# - interface_properties:
# dpdk:
# enabled: true
# - private
# ens6:
# - public
def modify_node_interface(self, node_id, roles_blade):
log('Modify interface config for node %s' % node_id)
interface_yaml = ('%s/node_%s/interfaces.yaml'
% (self.yaml_config_dir, node_id))
check_file_exists(interface_yaml)
backup('%s/node_%s' % (self.yaml_config_dir, node_id))
with io.open(interface_yaml) as stream:
interfaces = yaml.load(stream)
net_name_id = {}
for interface in interfaces:
for network in interface['assigned_networks']:
net_name_id[network['name']] = network['id']
type = self.dea.get_node_property(roles_blade[1], 'interfaces')
interface_config = self.dea.get_property(type)
for interface in interfaces:
interface['assigned_networks'] = []
if interface['name'] in interface_config:
for prop in interface_config[interface['name']]:
net = {}
#net name
if isinstance(prop, six.string_types):
net['id'] = net_name_id[prop]
net['name'] = prop
interface['assigned_networks'].append(net)
#network properties
elif isinstance(prop, dict):
if not 'interface_properties' in prop:
log('Interface configuration contain unknow dict: %s' % prop)
continue
interface['interface_properties'] = \
self._merge_dicts(interface.get('interface_properties', {}),
prop.get('interface_properties', {}))
with io.open(interface_yaml, 'w') as stream:
yaml.dump(interfaces, stream, default_flow_style=False)
def _merge_dicts(self, dict1, dict2):
"""Recursively merge dictionaries."""
result = copy.deepcopy(dict1)
for k, v in six.iteritems(dict2):
if isinstance(result.get(k), list) and isinstance(v, list):
result[k].extend(v)
continue
if isinstance(result.get(k), dict) and isinstance(v, dict):
result[k] = self._merge_dicts(result[k], v)
continue
result[k] = copy.deepcopy(v)
return result
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