127 lines
4.2 KiB
Python
127 lines
4.2 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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"""Module to provider installing progress calculation for the adapter.
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.. moduleauthor:: Xiaodong Wang <xiaodongwang@huawei.com>
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"""
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import logging
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import re
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class AdapterItemMatcher(object):
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"""Progress matcher for the os installing or package installing."""
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def __init__(self, file_matchers):
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self.file_matchers_ = file_matchers
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def __repr__(self):
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return '%r[file_matchers: %r]' % (
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self.__class__.__name__, self.file_matchers_
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)
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def update_progress(
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self, file_reader_factory, name, state, log_history_mapping
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):
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"""Update progress.
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:param name: the fullname of the installing host.
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:type name: str
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:param progress: Progress instance to update.
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"""
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for file_matcher in self.file_matchers_:
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filename = file_matcher.filename_
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if filename not in log_history_mapping:
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log_history_mapping[filename] = {
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'filename': filename,
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'partial_line': '',
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'position': 0,
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'line_matcher_name': 'start',
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'percentage': 0.0,
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'message': '',
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'severity': 'INFO'
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}
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log_history = log_history_mapping[filename]
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file_matcher.update_progress(
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file_reader_factory, name, state, log_history
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)
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class OSMatcher(object):
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"""Progress matcher for os installer."""
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def __init__(
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self, os_installer_name,
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os_pattern, item_matcher,
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file_reader_factory
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):
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self.name_ = re.compile(os_installer_name)
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self.os_regex_ = re.compile(os_pattern)
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self.matcher_ = item_matcher
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self.file_reader_factory_ = file_reader_factory
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def __repr__(self):
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return '%r[name:%r, os_pattern:%r, matcher:%r]' % (
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self.__class__.__name__, self.name_.pattern,
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self.os_regex_.pattern, self.matcher_)
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def match(self, os_installer_name, os_name):
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"""Check if the os matcher is acceptable."""
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if os_name is None:
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return False
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else:
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return all([
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self.name_.match(os_installer_name),
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self.os_regex_.match(os_name)
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])
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def update_progress(self, name, state, log_history_mapping):
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"""Update progress."""
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self.matcher_.update_progress(
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self.file_reader_factory_, name, state, log_history_mapping)
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class PackageMatcher(object):
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"""Progress matcher for package installer."""
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def __init__(
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self, package_installer_name, distributed_system_pattern,
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item_matcher, file_reader_factory
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):
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self.name_ = re.compile(package_installer_name)
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self.ds_regex_ = re.compile(distributed_system_pattern)
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self.matcher_ = item_matcher
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self.file_reader_factory_ = file_reader_factory
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def __repr__(self):
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return '%s[name:%s, ds_pattern:%s, matcher:%s]' % (
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self.__class__.__name__, self.name_.pattern,
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self.ds_regex_.pattern, self.matcher_)
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def match(self, package_installer_name, distributed_system_name):
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"""Check if the package matcher is acceptable."""
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if package_installer_name is None:
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return False
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else:
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return all([
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self.name_.match(package_installer_name),
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self.ds_regex_.match(distributed_system_name)
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])
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def update_progress(self, name, state, log_history_mapping):
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"""Update progress."""
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self.matcher_.update_progress(
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self.file_reader_factory_, name, state, log_history_mapping
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)
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