# -*- python -*-
'''
xpybar – xmobar replacement written in python
Copyright © 2014, 2015 Mattias Andrée (maandree@member.fsf.org)
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, either version 3 of the License, or
(at your option) any later version.
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/>.
'''
class AverageLoad:
'''
The current average load, number of scheduling entities and latest PID
@variable total_avg_5_min:float The average load over the last 5 minutes, sum of processors
@variable total_avg_10_min:float The average load over the last 10 minutes, sum of processors
@variable total_avg_15_min:float The average load over the last 15 minutes, sum of processors
@variable average_avg_5_min:float The average load over the last 5 minutes, average of processors
@variable average_avg_10_min:float The average load over the last 10 minutes, average of processors
@variable average_avg_15_min:float The average load over the last 15 minutes, average of processors
@variable active_tasks:int The number of active scheduling entities
@variable total_tasks:int The total number of scheduling entities
@variable last_pid:int The PID of the last created process on the system
'''
cpu_count = None
'''
:int? The number of processors on the machine
'''
def __init__(self):
'''
Constructor
'''
uptime = None
with open('/proc/loadavg', 'rb') as file:
uptime = file.read()
uptime = uptime.decode('utf-8', 'replace')
uptime = uptime.replace('\n', ' ').split(' ')
if AverageLoad.cpu_count is None:
with open('/proc/cpuinfo', 'rb') as file:
AverageLoad.cpu_count = file.read()
AverageLoad.cpu_count = AverageLoad.cpu_count.decode('utf-8', 'replace').split('\n')
AverageLoad.cpu_count = filter(lambda line : 'processor' in line, AverageLoad.cpu_count)
AverageLoad.cpu_count = len(list(AverageLoad.cpu_count))
self.total_avg_5_min, self.total_avg_10_min, self.total_avg_15_min, tasks, self.last_pid = uptime[:5]
self.total_avg_5_min = float(self.total_avg_5_min)
self.total_avg_10_min = float(self.total_avg_10_min)
self.total_avg_15_min = float(self.total_avg_15_min)
self.average_avg_5_min = self.total_avg_5_min / AverageLoad.cpu_count
self.average_avg_10_min = self.total_avg_10_min / AverageLoad.cpu_count
self.average_avg_15_min = self.total_avg_15_min / AverageLoad.cpu_count
self.last_pid = int(self.last_pid)
self.active_tasks, self.total_tasks = [int(t) for t in tasks.split('/')]
