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import os
import tuned.logs
from . import base
from tuned.utils.commands import commands
log = tuned.logs.get()
class cpulist_online(base.Function):
"""
Checks whether CPUs from list are online, returns list containing
only online CPUs
"""
def __init__(self):
# arbitrary number of arguments
super(cpulist_online, self).__init__("cpulist_online", 0)
def execute(self, args):
if not super(cpulist_online, self).execute(args):
return None
cpus = self._cmd.cpulist_unpack(",".join(args))
online = self._cmd.cpulist_unpack(self._cmd.read_file("/sys/devices/system/cpu/online"))
return ",".join(str(v) for v in cpus if v in online)