forked from uncloud/uncloud
75 lines
2.5 KiB
Python
75 lines
2.5 KiB
Python
#!/usr/bin/env python3
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# -*- coding: utf-8 -*-
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#
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# 2020 Nico Schottelius (nico.schottelius at ungleich.ch)
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#
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# This file is part of uncloud.
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#
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# uncloud is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# uncloud is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with uncloud. If not, see <http://www.gnu.org/licenses/>.
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import uuid
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from uncloud.hack.db import DB
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from uncloud import UncloudException
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class Host(object):
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def __init__(self, config, db_entry=None):
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self.config = config
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self.db = DB(self.config, prefix="/hosts")
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if db_entry:
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self.db_entry = db_entry
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def list_hosts(self, filter_key=None, filter_regexp=None):
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""" Return list of all hosts """
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for entry in self.db.list_and_filter("", filter_key, filter_regexp):
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yield self.__class__(self.config, db_entry=entry)
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def cmdline_add_host(self):
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""" FIXME: make this a bit smarter and less redundant """
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for required_arg in [
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'add_vm_host',
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'max_cores_per_vm',
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'max_cores_total',
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'max_memory_in_gb' ]:
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if not required_arg in self.config.arguments:
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raise UncloudException("Missing argument: {}".format(required_arg))
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return self.add_host(
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self.config.arguments['add_vm_host'],
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self.config.arguments['max_cores_per_vm'],
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self.config.arguments['max_cores_total'],
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self.config.arguments['max_memory_in_gb'])
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def add_host(self,
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hostname,
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max_cores_per_vm,
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max_cores_total,
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max_memory_in_gb):
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db_entry = {}
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db_entry['uuid'] = str(uuid.uuid4())
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db_entry['hostname'] = hostname
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db_entry['max_cores_per_vm'] = max_cores_per_vm
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db_entry['max_cores_total'] = max_cores_total
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db_entry['max_memory_in_gb'] = max_memory_in_gb
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db_entry["db_version"] = 1
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db_entry["log"] = []
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self.db.set(db_entry['uuid'], db_entry, as_json=True)
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return self.__class__(self.config, db_entry)
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