/usr/share/pyshared/powernap/powernap.py is in powernap-common 2.18-0ubuntu2.
This file is owned by root:root, with mode 0o644.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 | #!/usr/bin/python
#
# powernap.py - handles powernap's config and initializes Monitors.
#
# Copyright (C) 2010 Canonical Ltd.
#
# Authors: Andres Rodriguez <andreserl@ubuntu.com>
#
# This program 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, version 3 of the License.
#
# This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
import ConfigParser, sys, re, os
from monitors import ProcessMonitor, LoadMonitor, InputMonitor, TCPMonitor, UDPMonitor, IOMonitor, WoLMonitor, ConsoleMonitor, DiskMonitor
class PowerNap:
def __init__(self):
self.PKG = "powernap"
self.CONFIG = "/etc/powernap/config"
self.ACTION = "/usr/sbin/powernap"
self.RECOVER_ACTION = "/usr/sbin/pm-powersave false"
self.ABSENT_SECONDS = sys.maxint
self.STAGE2_ABSENT_SECONDS = sys.maxint
self.INTERVAL_SECONDS = int(1)
self.GRACE_SECONDS = int(60)
self.DEBUG = int(0)
self.ACTION_METHOD = 0
self.STAGE2_ACTION_METHOD = 4
self.MONITORS = []
self.WARN = False
self.WATCH_CONFIG = False
self.KERN_MODULES = {}
self.SERVICES = {}
self.stage2_action_enabled = False
# Load default config file (/etc/powernap/config)
self.load_config_file()
def load_config_file(self):
stage2_section = "%s-stage2" % self.PKG
cfg = ConfigParser.ConfigParser()
cfg.read(self.CONFIG)
try:
# Load items in DEFAULT section
defaults = cfg.items(self.PKG)
for items in defaults:
self.set_default_values(items[0], items[1])
stage2 = cfg.items(stage2_section)
for items in stage2:
self.set_stage2_values(items[0], items[1])
# Load items on each monitor
monitors_config = cfg.sections()
for monitor in monitors_config:
if monitor not in [self.PKG, stage2_section]:
for items in cfg.items(monitor):
self.load_monitors_config(monitor, items)
except:
pass
# Load extra config files (/etc/powernap/config.d/*)
configd = "/etc/%s/config.d" % self.PKG
if os.path.exists(configd):
for config in os.listdir(configd):
self.load_configd_files("%s/%s" % (configd, config))
def load_configd_files(self, config_file):
cfg = ConfigParser.ConfigParser()
cfg.read(config_file)
try:
monitors_config = cfg.sections()
for monitor in monitors_config:
for items in cfg.items(monitor):
for i in range(len(self.MONITORS)):
if self.MONITORS[i]['monitor'] == monitor and self.MONITORS[i]['name'] == items[0]:
self.MONITORS.pop(i)
break
self.load_monitors_config(monitor, items)
except:
pass
def set_default_values(self, var, value):
if var == "absent_seconds":
self.ABSENT_SECONDS = eval(value)
if var == "interval_seconds":
self.INTERVAL_SECONDS = eval(value)
if var == "grace_seconds":
self.GRACE_SECONDS = eval(value)
if var == "debug":
self.DEBUG = eval(value)
if var == "action":
self.ACTION = eval(value)
if var == "action_method":
self.ACTION_METHOD = eval(value)
if var == "warn":
if value == "y" or value == "yes":
self.WARN = True
else:
self.WARN = False
if var == "watch_config":
if value == "y" or value == "yes":
self.WATCH_CONFIG = True
else:
self.WATCH_CONFIG = False
if var == "kern_modules":
self.KERN_MODULES = value.split()
if var == "services":
self.SERVICES = value.split()
def set_stage2_values(self, var, value):
if var == "stage2_action_method":
self.STAGE2_ACTION_METHOD = eval(value)
if var == "stage2_absent_seconds":
self.STAGE2_ABSENT_SECONDS = eval(value)
if self.STAGE2_ABSENT_SECONDS > 0:
self.stage2_action_enabled = True
def usb_input_available(self, event):
regex = re.compile(event)
path = "/dev/input/by-id"
exists = False
for str in os.listdir(path):
match = regex.search(str)
if match:
exists = True
break
return exists
def load_monitors_config(self, monitor, items):
if monitor == "ProcessMonitor" or monitor == "IOMonitor":
self.MONITORS.append({"monitor":monitor, "name":items[0], "regex":eval(items[1]), "absent":self.ABSENT_SECONDS})
if monitor == "InputMonitor" and (items[1] == "y" or items[1] == "yes"):
if items[0] == "mouse" and self.usb_input_available("mouse"):
self.MONITORS.append({"monitor":monitor, "name":items[0], "regex":"mice"})
elif items[0] == "keyboard" and self.usb_input_available("kbd"):
self.MONITORS.append({"monitor":monitor, "name":items[0], "regex":"kbd"})
#else:
# self.MONITORS.append({"monitor":monitor, "name":items[0], "regex":items[1]})
if monitor == "ConsoleMonitor" and (items[1] == "y" or items[1] == "yes"):
self.MONITORS.append({"monitor":monitor, "name":items[0]})
if monitor == "LoadMonitor":
self.MONITORS.append({"monitor":monitor, "name":items[0], "threshold":items[1]})
if monitor == "TCPMonitor":
self.MONITORS.append({"monitor":monitor, "name":items[0], "port":items[1], "absent":self.ABSENT_SECONDS})
if monitor == "UDPMonitor":
# If ACTION_METHOD is 0 (PowerSave) and port is 7 or 9, do *NOT* create a monitor
# This will cause that the WoL monitor to not be able to bind the port or viceversa.
# TODO: Display a message that port is not being binded!!
if self.ACTION_METHOD == 0 and (items[1] != 7 or items[1] != 9):
self.MONITORS.append({"monitor":monitor, "name":items[0], "port":eval(items[1]), "absent":self.ABSENT_SECONDS})
if monitor == "WoLMonitor":
self.MONITORS.append({"monitor":monitor, "name":items[0], "port":eval(items[1]), "absent":self.ABSENT_SECONDS})
if monitor == "DiskMonitor" and (items[1] == "y" or items[1] == "yes"):
self.MONITORS.append({"monitor":monitor, "name":items[0], "absent":self.ABSENT_SECONDS})
def get_monitors(self):
monitor = []
for config in self.MONITORS:
if config["monitor"] == "ProcessMonitor":
p = ProcessMonitor.ProcessMonitor(config)
if config["monitor"] == "LoadMonitor":
p = LoadMonitor.LoadMonitor(config)
if config["monitor"] == "UDPMonitor":
p = UDPMonitor.UDPMonitor(config)
if config["monitor"] == "WoLMonitor":
p = WoLMonitor.WoLMonitor(config)
if config["monitor"] == "InputMonitor":
p = InputMonitor.InputMonitor(config)
if config["monitor"] == "ConsoleMonitor":
p = ConsoleMonitor.ConsoleMonitor(config)
if config["monitor"] == "IOMonitor":
p = IOMonitor.IOMonitor(config)
if config["monitor"] == "TCPMonitor":
p = TCPMonitor.TCPMonitor(config)
if config["monitor"] == "DiskMonitor":
p = DiskMonitor.DiskMonitor(config)
monitor.append(p)
return monitor
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