461 lines
15 KiB
Python
461 lines
15 KiB
Python
# Copyright 2014 Huawei Technologies Co. Ltd
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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__author__ = "Grace Yu (grace.yu@huawei.com)"
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"""Module to manage and access cluster, hosts and adapter config.
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"""
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from copy import deepcopy
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import logging
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from compass.deployment.utils import constants as const
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from compass.utils import util
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class BaseConfigManager(object):
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def __init__(self, adapter_info, cluster_info, hosts_info):
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self.adapter_info = adapter_info
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self.cluster_info = cluster_info
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self.hosts_info = hosts_info
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def get_cluster_id(self):
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if not self.cluster_info:
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logging.info("cluster config is None or {}")
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return None
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return self.cluster_info[const.ID]
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def get_clustername(self):
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if not self.cluster_info:
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logging.info("cluster config is None or {}")
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return None
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return self.cluster_info[const.NAME]
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def get_os_version(self):
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if not self.cluster_info:
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logging.info("cluster config is None or {}")
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return None
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return self.cluster_info[const.OS_VERSION]
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def get_cluster_baseinfo(self):
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"""Get cluster base information, including cluster_id, os_version,
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and cluster_name.
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"""
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if not self.cluster_info:
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logging.info("cluster config is None or {}")
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return None
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attr_names = [const.ID, const.NAME, const.OS_VERSION]
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base_info = {}
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for name in attr_names:
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base_info[name] = self.cluster_info[name]
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return base_info
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def get_host_id_list(self):
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if not self.hosts_info:
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logging.info("hosts config is None or {}")
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return []
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return self.hosts_info.keys()
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def get_cluster_os_config(self):
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if not self.cluster_info:
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logging.info("cluster config is None or {}")
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return {}
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return deepcopy(self.cluster_info[const.OS_CONFIG])
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def get_cluster_package_config(self):
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if not self.cluster_info:
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logging.info("cluster config is None or {}")
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return {}
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return deepcopy(self.cluster_info[const.PK_CONFIG])
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def get_cluster_network_mapping(self):
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package_config = self.get_cluster_package_config()
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if not package_config:
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logging.info("cluster package_config is None or {}.")
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return {}
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mapping = package_config.setdefault(const.NETWORK_MAPPING, {})
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logging.info("Network mapping in the config is '%s'!", mapping)
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return deepcopy(mapping)
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def get_cluster_deployed_os_config(self):
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if not self.cluster_info:
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logging.info("cluster config is None or {}")
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return {}
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config = self.cluster_info.setdefault(const.DEPLOYED_OS_CONFIG, {})
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return config
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def get_cluster_deployed_package_config(self):
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if not self.cluster_info:
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logging.info("cluster config is None or {}")
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return {}
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config = self.cluster_info.setdefault(const.DEPLOYED_PK_CONFIG, {})
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return config
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def get_cluster_os_vars_dict(self):
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deployed_config = self.get_cluster_deployed_os_config()
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return self.__get_deployed_config_item(deployed_config,
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const.TMPL_VARS_DICT)
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def get_cluster_package_vars_dict(self):
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deployed_config = self.get_cluster_deployed_package_config()
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return self.__get_deployed_config_item(deployed_config,
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const.TMPL_VARS_DICT)
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def __get_deployed_config_item(deployed_config, item):
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if not deployed_config:
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logging.info("Deploy config is {}")
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return {}
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value = deployed_config.setdefault(item, {})
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return deepcopy(value)
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def get_cluster_roles_mapping(self):
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if not self.cluster_info:
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logging.info("cluster config is None or {}")
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return {}
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deploy_config = self.get_cluster_deployed_package_config()
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if const.ROLES_MAPPING not in deploy_config:
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mapping = self._get_cluster_roles_mapping_helper()
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deploy_config[const.ROLES_MAPPING] = mapping
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else:
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mapping = deploy_config[const.ROLES_MAPPING]
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return mapping
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def _get_host_info(self, host_id):
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if not self.hosts_info:
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logging.info("hosts config is None or {}")
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return {}
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if host_id not in self.hosts_info:
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logging.info("Cannot find host, ID is '%s'", host_id)
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return {}
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return self.hosts_info[host_id]
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def get_host_baseinfo(self, host_id):
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"""Get host base information."""
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host_info = self._get_host_info(host_id)
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if not host_info:
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return {}
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attr_names = [const.REINSTALL_OS_FLAG, const.MAC_ADDR, const.NAME,
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const.HOSTNAME, const.NETWORKS]
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base_info = {}
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for attr in attr_names:
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temp = host_info[attr]
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if isinstance(temp, dict) or isinstance(temp, list):
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base_info[attr] = deepcopy(temp)
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else:
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base_info[attr] = temp
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base_info[const.DNS] = self.get_host_dns(host_id)
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return base_info
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def get_host_name(self, host_id):
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host_info = self._get_host_info(host_id)
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if not host_info:
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return None
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return host_info.setdefault(const.NAME, None)
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def get_host_dns(self, host_id):
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host_info = self._get_host_info(host_id)
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if not host_info:
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return None
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if const.DNS not in host_info:
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name = host_info[const.NAME]
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domain = self.get_host_domain(host_id)
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host_info[const.DNS] = '.'.join((name, domain))
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return host_info[const.DNS]
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def get_host_mac_address(self, host_id):
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host_info = self._get_host_info(host_id)
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if not host_info:
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return None
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return host_info.setdefault(const.MAC_ADDR, None)
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def get_hostname(self, host_id):
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host_info = self._get_host_info(host_id)
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if not host_info:
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return None
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return host_info.setdefault(const.HOSTNAME, None)
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def get_host_networks(self, host_id):
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host_info = self._get_host_info(host_id)
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if not host_info:
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return {}
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return deepcopy(host_info.setdefault(const.NETWORKS, {}))
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def get_host_interfaces(self, host_id):
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networks = self.get_host_networks(host_id)
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if not networks:
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return []
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nic_names = networks.keys()
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return nic_names
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def get_host_interface_config(self, host_id, interface):
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networks = self.get_host_networks(host_id)
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if not networks:
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return {}
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return deepcopy(networks.setdefault(interface, {}))
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def get_host_interface_ip(self, host_id, interface):
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interface_config = self._get_host_interface_config(host_id, interface)
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if not interface_config:
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return None
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return interface_config.setdefault(const.IP_ADDR, None)
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def get_host_interface_netmask(self, host_id, interface):
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interface_config = self.get_host_interface_config(host_id, interface)
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if not interface_config:
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return None
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return interface_config.setdefault(const.NETMASK, None)
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def get_host_interface_subnet(self, host_id, interface):
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nic_config = self.get_host_interface_config(host_id, interface)
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if not nic_config:
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return None
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return nic_config.setdefault(const.SUBNET, None)
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def is_interface_promiscuous(self, host_id, interface):
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nic_config = self.get_host_interface_config(host_id, interface)
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if not nic_config:
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raise Exception("Cannot find interface '%s'", interface)
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return nic_config[const.PROMISCUOUS_FLAG]
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def is_interface_mgmt(self, host_id, interface):
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nic_config = self.get_host_interface_config(host_id, interface)
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if not nic_config:
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raise Exception("Cannot find interface '%s'", interface)
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return nic_config[const.MGMT_NIC_FLAG]
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def get_host_os_config(self, host_id):
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host_info = self._get_host_info(host_id)
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if not host_info:
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return {}
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return deepcopy(host_info.setdefault(const.OS_CONFIG, {}))
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def get_host_domain(self, host_id):
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os_config = self.get_host_os_config(host_id)
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os_general_config = os_config.setdefault(const.OS_CONFIG_GENERAL, {})
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domain = os_general_config.setdefault(const.DOMAIN, None)
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if domain is None:
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global_config = self.get_cluster_os_config()
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global_general = global_config.setdefault(const.OS_CONFIG_GENERAL,
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{})
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domain = global_general.setdefault(const.DOMAIN, None)
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return domain
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def get_host_network_mapping(self, host_id):
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package_config = self.get_host_package_config(host_id)
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if const.NETWORK_MAPPING not in package_config:
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network_mapping = self.get_cluster_network_mapping()
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else:
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network_mapping = package_config[const.NETWORK_MAPPING]
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return network_mapping
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def get_host_package_config(self, host_id):
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host_info = self._get_host_info(host_id)
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if not host_info:
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return {}
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return deepcopy(host_info.setdefault(const.PK_CONFIG, {}))
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def get_host_deployed_os_config(self, host_id):
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host_info = self._get_host_info(host_id)
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if not host_info:
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return {}
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return host_info.setdefault(const.DEPLOYED_OS_CONFIG, {})
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def get_host_os_vars_dict(self, host_id):
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deployed_config = self.get_host_deployed_os_config(host_id)
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return self.__get_deployed_config_item(deployed_config,
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const.TMPL_VARS_DICT)
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def get_host_completed_os_config(self, host_id):
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deployed_config = self.get_host_deployed_os_config(host_id)
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config = self.__get_deployed_config_item(deployed_config,
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const.COMPLETED_OS_CONFIG)
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if not config:
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config = self.get_cluster_os_config()
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util.merge_dict(config, self.get_host_os_config(host_id))
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deployed_config[const.COMPLETED_OS_CONFIG] = config
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return config
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def get_host_deployed_package_config(self, host_id):
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host_info = self._get_host_info(host_id)
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if not host_info:
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return {}
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return host_info.setdefault(const.DEPLOYED_PK_CONFIG, {})
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def get_host_package_vars_dict(self, host_id):
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deployed_config = self.get_host_deployed_package_config(host_id)
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return self.__get_deployed_config_item(deployed_config,
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const.TMPL_VARS_DICT)
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def get_host_roles(self, host_id):
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config = self.get_host_package_config(host_id)
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if not config:
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return []
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return deepcopy(config.setdefault(const.ROLES, []))
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def get_host_roles_mapping(self, host_id):
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roles_mapping = {}
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deployed_pk_config = self.get_host_deployed_package_config(host_id)
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if const.ROLES_MAPPING not in deployed_pk_config:
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roles_mapping = self._get_host_roles_mapping_helper(host_id)
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else:
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roles_mapping = deployed_pk_config[const.ROLES_MAPPING]
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return roles_mapping
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def get_adapter_name(self):
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if not self.adapter_info:
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logging.info("Adapter Info is None!")
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return None
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return self.adapter_info.setdefault(const.NAME, None)
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def get_dist_system_name(self):
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if not self.adapter_info:
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logging.info("Adapter Info is None!")
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return None
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return self.adapter_info.setdefault(const.NAME, None)
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def get_adapter_roles(self):
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if not self.adapter_info:
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logging.info("Adapter Info is None!")
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return []
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roles = self.adapter_info.setdefault(const.ROLES, [])
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return deepcopy(roles)
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def get_os_installer_settings(self):
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if not self.adapter_info:
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logging.info("Adapter Info is None!")
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return None
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return self.adapter_info[const.OS_INSTALLER][const.INSTALLER_SETTINGS]
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def get_pk_installer_settings(self):
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if not self.adapter_info:
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logging.info("Adapter Info is None!")
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return None
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return self.adapter_info[const.PK_INSTALLER][const.INSTALLER_SETTINGS]
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def get_os_config_metadata(self):
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if not self.adapter_info:
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logging.info("Adapter Info is None!")
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return None
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return self.adapter_info[const.METADATA][const.OS_CONFIG]
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def get_pk_config_meatadata(self):
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if not self.adapter_info:
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logging.info("Adapter Info is None!")
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return None
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return self.adapter_info[const.METADATA][const.PK_CONFIG]
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def _get_cluster_roles_mapping_helper(self):
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"""The ouput format will be as below, for example:
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{
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"controller": {
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"management": {
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"interface": "eth0",
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"ip": "192.168.1.10",
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"netmask": "255.255.255.0",
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"subnet": "192.168.1.0/24",
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"is_mgmt": True,
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"is_promiscuous": False
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},
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...
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},
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...
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}
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"""
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mapping = {}
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hosts_id_list = self.get_host_id_list()
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network_mapping = self.get_cluster_network_mapping()
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if not network_mapping:
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return {}
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for host_id in hosts_id_list:
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roles_mapping = self.get_host_roles_mapping(host_id)
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for role in roles_mapping:
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if role not in mapping:
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mapping[role] = roles_mapping[role]
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return mapping
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def _get_host_roles_mapping_helper(self, host_id):
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"""The format will be the same as cluster roles mapping."""
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mapping = {}
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network_mapping = self.get_host_network_mapping(host_id)
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if not network_mapping:
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return {}
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roles = self.get_host_roles(host_id)
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interfaces = self.get_host_interfaces(host_id)
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temp = {}
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for key in network_mapping:
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nic = network_mapping[key]
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if nic in interfaces:
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temp[key] = self.get_host_interface_config(host_id, nic)
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temp[key][const.NIC] = nic
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for role in roles:
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role = role.replace("-", "_")
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mapping[role] = temp
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return mapping
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