237 lines
8.6 KiB
Python
237 lines
8.6 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 get configs from provider and isntallers and update
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them to provider and installers.
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"""
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from compass.deployment.installers.installer import OSInstaller
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from compass.deployment.installers.installer import PKInstaller
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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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import logging
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class DeployManager(object):
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"""Deploy manager module."""
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def __init__(self, adapter_info, cluster_info, hosts_info):
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"""Init deploy manager."""
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self.os_installer = None
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self.pk_installer = None
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# Get OS installer
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os_installer_name = adapter_info[const.OS_INSTALLER][const.NAME]
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self.os_installer = DeployManager._get_installer(OSInstaller,
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os_installer_name,
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adapter_info,
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cluster_info,
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hosts_info)
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# Get package installer
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pk_info = adapter_info.setdefault(const.PK_INSTALLER, {})
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if pk_info:
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pk_installer_name = pk_info[const.NAME]
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self.pk_installer = DeployManager._get_installer(PKInstaller,
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pk_installer_name,
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adapter_info,
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cluster_info,
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hosts_info)
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@staticmethod
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def _get_installer(installer_type, name, adapter_info, cluster_info,
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hosts_info):
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"""Get installer instance."""
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callback = getattr(installer_type, 'get_installer')
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installer = callback(name, adapter_info, cluster_info, hosts_info)
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return installer
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def deploy(self):
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"""Deploy the cluster."""
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deployed_config = self.deploy_os()
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package_deployed_config = self.deploy_target_system()
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util.merge_dict(deployed_config, package_deployed_config)
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return deployed_config
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def check_cluster_health(self, callback_url):
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logging.info("DeployManager check_cluster_health...........")
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self.pk_installer.check_cluster_health(callback_url)
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def clean_progress(self):
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"""Clean previous installation log and progress."""
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self.clean_os_installtion_progress()
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self.clean_package_installation_progress()
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def clean_os_installtion_progress(self):
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# OS installer cleans previous installing progress.
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if self.os_installer:
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self.os_installer.clean_progress()
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def clean_package_installation_progress(self):
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# Package installer cleans previous installing progress.
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if self.pk_installer:
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self.pk_installer.clean_progress()
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def prepare_for_deploy(self):
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self.clean_progress()
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def deploy_os(self):
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"""Deploy OS to hosts which need to in the cluster.
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Return OS deployed config.
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"""
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if not self.os_installer:
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return {}
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pk_installer_config = {}
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if self.pk_installer:
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# generate target system config which will be installed by OS
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# installer right after OS installation is completed.
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pk_installer_config = self.pk_installer.generate_installer_config()
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logging.debug('[DeployManager]package installer config is %s',
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pk_installer_config)
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# Send package installer config info to OS installer.
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self.os_installer.set_package_installer_config(pk_installer_config)
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# start to deploy OS
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return self.os_installer.deploy()
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def deploy_target_system(self):
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"""Deploy target system to all hosts in the cluster.
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Return package deployed config.
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"""
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if not self.pk_installer:
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return {}
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return self.pk_installer.deploy()
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def redeploy_os(self):
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"""Redeploy OS for this cluster without changing configurations."""
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if not self.os_installer:
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logging.info("Redeploy_os: No OS installer found!")
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return
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self.os_installer.redeploy()
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logging.info("Start to redeploy OS for cluster.")
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def redeploy_target_system(self):
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"""Redeploy target system for the cluster without changing config."""
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if not self.pk_installer:
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logging.info("Redeploy_target_system: No installer found!")
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self.os_installer.redeploy()
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logging.info("Start to redeploy target system.")
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def redeploy(self):
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"""Redeploy the cluster without changing configurations."""
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self.redeploy_os()
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self.redeploy_target_system()
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def remove_hosts(self, package_only=False, delete_cluster=False):
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"""Remove hosts from both OS and/or package installlers server side."""
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if self.os_installer and not package_only:
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self.os_installer.delete_hosts()
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if self.pk_installer:
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self.pk_installer.delete_hosts(delete_cluster=delete_cluster)
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def os_installed(self):
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if self.os_installer:
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self.os_installer.ready()
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if self.pk_installer:
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self.pk_installer.os_ready()
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def cluster_os_installed(self):
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if self.os_installer:
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self.os_installer.cluster_ready()
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if self.pk_installer:
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self.pk_installer.cluster_os_ready()
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def package_installed(self):
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if self.pk_installer:
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self.pk_installer.ready()
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def cluster_installed(self):
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if self.pk_installer:
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self.pk_installer.cluster_ready()
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class Patcher(DeployManager):
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"""Patcher Module."""
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def __init__(self, adapter_info, cluster_info, hosts_info, cluster_hosts):
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self.pk_installer = None
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self.cluster_info = cluster_info
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registered_roles = cluster_info['flavor']['roles']
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pk_info = adapter_info.setdefault(const.PK_INSTALLER, {})
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if pk_info:
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pk_installer_name = pk_info[const.NAME]
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self.pk_installer = Patcher._get_installer(PKInstaller,
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pk_installer_name,
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adapter_info,
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cluster_info,
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hosts_info)
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patched_role_mapping = {}
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for role in registered_roles:
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patched_role_mapping[role] = []
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for host in cluster_hosts:
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if len(host['patched_roles']) == 0:
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continue
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for role in host['patched_roles']:
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patched_role_mapping[role['name']].append(host)
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self.patched_role_mapping = patched_role_mapping
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def patch(self):
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patched_config = self.pk_installer.patch(self.patched_role_mapping)
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return patched_config
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class PowerManager(object):
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"""Manage host to power on, power off, and reset."""
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def __init__(self, adapter_info, cluster_info, hosts_info):
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os_installer_name = adapter_info[const.OS_INSTALLER][const.NAME]
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self.os_installer = DeployManager._get_installer(OSInstaller,
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os_installer_name,
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adapter_info,
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cluster_info,
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hosts_info)
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def poweron(self):
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if not self.os_installer:
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logging.info("No OS installer found, cannot power on machine!")
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return
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self.os_installer.poweron()
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def poweroff(self):
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if not self.os_installer:
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logging.info("No OS installer found, cannot power on machine!")
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return
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self.os_installer.poweroff()
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def reset(self):
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if not self.os_installer:
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logging.info("No OS installer found, cannot power on machine!")
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return
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self.os_installer.reset()
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