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- #
- # This file is part of Checkbox.
- #
- # Copyright 2008 Canonical Ltd.
- #
- # Checkbox is free software: you can redistribute it and/or modify
- # it under the terms of the GNU General Public License as published by
- # the Free Software Foundation, either version 3 of the License, or
- # (at your option) any later version.
- #
- # Checkbox is distributed in the hope that it will be useful,
- # but WITHOUT ANY WARRANTY; without even the implied warranty of
- # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- # GNU General Public License for more details.
- #
- # You should have received a copy of the GNU General Public License
- # along with Checkbox. If not, see <http://www.gnu.org/licenses/>.
- #
- import re
-
- from checkbox.lib.cache import cache
- from checkbox.lib.conversion import string_to_type
-
- from checkbox.properties import Path
- from checkbox.registries.filename import FilenameRegistry
-
-
- class MeminfoRegistry(FilenameRegistry):
- """Registry for memory information.
-
- Each item contained in this registry consists of the information
- in the /proc/meminfo file.
- """
-
- # Filename where meminfo is stored.
- filename = Path(default="/proc/meminfo")
-
- @cache
- def items(self):
- meminfo = {}
- for line in self.split("\n"):
- match = re.match(r"(.*):\s+(.*)", line)
- if match:
- key = match.group(1)
- value = string_to_type(match.group(2))
- meminfo[key] = value
-
- meminfo_to_items = (
- ("MemTotal", "total"),
- ("SwapTotal", "swap"))
-
- items = []
- for mkey, ikey in meminfo_to_items:
- value = meminfo[mkey]
- items.append((ikey, value))
-
- return items
-
-
- factory = MeminfoRegistry
-