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authorHarry Huang <huangxiangyu5@huawei.com>2017-11-01 11:56:50 +0800
committerHarry Huang <huangxiangyu5@huawei.com>2017-11-03 11:48:46 +0800
commit905b0231e93ce2409a45dd6c4f5f983689fdb790 (patch)
tree8b3c8c78773194e048072368fe793135a05e44f1 /compass-deck/deployment/deploy_manager.py
parent3656ab7b5e3f2f26f7c98f9dcc97b3c461fa2a76 (diff)
Add compass-deck
RESTful API and DB Handlers for Compass Change-Id: I1ce411f279943764c286ea48dca9185d453cf254 Signed-off-by: Harry Huang <huangxiangyu5@huawei.com>
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+# Copyright 2014 Huawei Technologies Co. Ltd
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+__author__ = "Grace Yu (grace.yu@huawei.com)"
+
+"""Module to get configs from provider and isntallers and update
+ them to provider and installers.
+"""
+from compass.deployment.installers.installer import OSInstaller
+from compass.deployment.installers.installer import PKInstaller
+from compass.deployment.utils import constants as const
+from compass.utils import util
+
+
+import logging
+
+
+class DeployManager(object):
+ """Deploy manager module."""
+ def __init__(self, adapter_info, cluster_info, hosts_info):
+ """Init deploy manager."""
+ self.os_installer = None
+ self.pk_installer = None
+
+ # Get OS installer
+ os_installer_name = adapter_info[const.OS_INSTALLER][const.NAME]
+ self.os_installer = DeployManager._get_installer(OSInstaller,
+ os_installer_name,
+ adapter_info,
+ cluster_info,
+ hosts_info)
+
+ # Get package installer
+ pk_info = adapter_info.setdefault(const.PK_INSTALLER, {})
+ if pk_info:
+ pk_installer_name = pk_info[const.NAME]
+ self.pk_installer = DeployManager._get_installer(PKInstaller,
+ pk_installer_name,
+ adapter_info,
+ cluster_info,
+ hosts_info)
+
+ @staticmethod
+ def _get_installer(installer_type, name, adapter_info, cluster_info,
+ hosts_info):
+ """Get installer instance."""
+ callback = getattr(installer_type, 'get_installer')
+ installer = callback(name, adapter_info, cluster_info, hosts_info)
+
+ return installer
+
+ def deploy(self):
+ """Deploy the cluster."""
+ deployed_config = self.deploy_os()
+ package_deployed_config = self.deploy_target_system()
+
+ util.merge_dict(deployed_config, package_deployed_config)
+
+ return deployed_config
+
+ def check_cluster_health(self, callback_url):
+ logging.info("DeployManager check_cluster_health...........")
+ self.pk_installer.check_cluster_health(callback_url)
+
+ def clean_progress(self):
+ """Clean previous installation log and progress."""
+ self.clean_os_installtion_progress()
+ self.clean_package_installation_progress()
+
+ def clean_os_installtion_progress(self):
+ # OS installer cleans previous installing progress.
+ if self.os_installer:
+ self.os_installer.clean_progress()
+
+ def clean_package_installation_progress(self):
+ # Package installer cleans previous installing progress.
+ if self.pk_installer:
+ self.pk_installer.clean_progress()
+
+ def prepare_for_deploy(self):
+ self.clean_progress()
+
+ def deploy_os(self):
+ """Deploy OS to hosts which need to in the cluster.
+
+ Return OS deployed config.
+ """
+ if not self.os_installer:
+ return {}
+
+ pk_installer_config = {}
+ if self.pk_installer:
+ # generate target system config which will be installed by OS
+ # installer right after OS installation is completed.
+ pk_installer_config = self.pk_installer.generate_installer_config()
+ logging.debug('[DeployManager]package installer config is %s',
+ pk_installer_config)
+
+ # Send package installer config info to OS installer.
+ self.os_installer.set_package_installer_config(pk_installer_config)
+
+ # start to deploy OS
+ return self.os_installer.deploy()
+
+ def deploy_target_system(self):
+ """Deploy target system to all hosts in the cluster.
+
+ Return package deployed config.
+ """
+ if not self.pk_installer:
+ return {}
+
+ return self.pk_installer.deploy()
+
+ def redeploy_os(self):
+ """Redeploy OS for this cluster without changing configurations."""
+ if not self.os_installer:
+ logging.info("Redeploy_os: No OS installer found!")
+ return
+
+ self.os_installer.redeploy()
+ logging.info("Start to redeploy OS for cluster.")
+
+ def redeploy_target_system(self):
+ """Redeploy target system for the cluster without changing config."""
+ if not self.pk_installer:
+ logging.info("Redeploy_target_system: No installer found!")
+ return
+
+ self.pk_installer.deploy()
+ logging.info("Start to redeploy target system.")
+
+ def redeploy(self):
+ """Redeploy the cluster without changing configurations."""
+ self.redeploy_os()
+ self.redeploy_target_system()
+
+ def remove_hosts(self, package_only=False, delete_cluster=False):
+ """Remove hosts from both OS and/or package installlers server side."""
+ if self.os_installer and not package_only:
+ self.os_installer.delete_hosts()
+
+ if self.pk_installer:
+ self.pk_installer.delete_hosts(delete_cluster=delete_cluster)
+
+ def os_installed(self):
+ if self.os_installer:
+ self.os_installer.ready()
+ if self.pk_installer:
+ self.pk_installer.os_ready()
+
+ def cluster_os_installed(self):
+ if self.os_installer:
+ self.os_installer.cluster_ready()
+ if self.pk_installer:
+ self.pk_installer.cluster_os_ready()
+
+ def package_installed(self):
+ if self.pk_installer:
+ self.pk_installer.ready()
+
+ def cluster_installed(self):
+ if self.pk_installer:
+ self.pk_installer.cluster_ready()
+
+
+class Patcher(DeployManager):
+ """Patcher Module."""
+ def __init__(self, adapter_info, cluster_info, hosts_info, cluster_hosts):
+ self.pk_installer = None
+ self.cluster_info = cluster_info
+ registered_roles = cluster_info['flavor']['roles']
+
+ pk_info = adapter_info.setdefault(const.PK_INSTALLER, {})
+ if pk_info:
+ pk_installer_name = pk_info[const.NAME]
+ self.pk_installer = Patcher._get_installer(PKInstaller,
+ pk_installer_name,
+ adapter_info,
+ cluster_info,
+ hosts_info)
+
+ patched_role_mapping = {}
+ for role in registered_roles:
+ patched_role_mapping[role] = []
+ for host in cluster_hosts:
+ if len(host['patched_roles']) == 0:
+ continue
+ for role in host['patched_roles']:
+ patched_role_mapping[role['name']].append(host)
+ self.patched_role_mapping = patched_role_mapping
+
+ def patch(self):
+ patched_config = self.pk_installer.patch(self.patched_role_mapping)
+
+ return patched_config
+
+
+class PowerManager(object):
+ """Manage host to power on, power off, and reset."""
+
+ def __init__(self, adapter_info, cluster_info, hosts_info):
+ os_installer_name = adapter_info[const.OS_INSTALLER][const.NAME]
+ self.os_installer = DeployManager._get_installer(OSInstaller,
+ os_installer_name,
+ adapter_info,
+ cluster_info,
+ hosts_info)
+
+ def poweron(self):
+ if not self.os_installer:
+ logging.info("No OS installer found, cannot power on machine!")
+ return
+ self.os_installer.poweron()
+
+ def poweroff(self):
+ if not self.os_installer:
+ logging.info("No OS installer found, cannot power on machine!")
+ return
+ self.os_installer.poweroff()
+
+ def reset(self):
+ if not self.os_installer:
+ logging.info("No OS installer found, cannot power on machine!")
+ return
+ self.os_installer.reset()