122 lines
2.6 KiB
Python
Executable File
122 lines
2.6 KiB
Python
Executable File
#!/usr/bin/python
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#
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# Copyright 2012 Dan Ballard and Robert Hausch
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#
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## License:
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#
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# This file is part of System-Monitoring-Daemon.
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#
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# System-Monitoring-Daemon is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, version 3 of the License.
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#
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# System-Monitoring-Daemon is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with System-Monitoring-Daemon. If not, see <http://www.gnu.org/licenses/>.
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##
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import threading
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from socket import *
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import time
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#from sensors.cpu import *
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#from sensors.memory import *
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import sensors
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HOST = ''
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PORT = 6000
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ADDR = (HOST, PORT)
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BUFSIZE = 4096
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MAX_QUEUE = 5
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class Stats():
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def __init__(self):
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self.read_lock = threading.Lock()
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self.write_lock = threading.Lock()
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self.sensors = sensors.sensors #[]
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#self.sensors.append(cpu_monitor())
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#self.sensors.append(mem_monitor())
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self.stop = threading.Event()
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t = threading.Thread(target=self.update_loop, args=())
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t.start()
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def update_loop(self):
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while not self.stop.isSet():
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self.acquire_write()
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for s in self.sensors:
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s.update()
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self.release_write()
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time.sleep(0.1)
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def getStats(self):
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data = []
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self.acquire_read()
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for s in self.sensors:
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data.append(s.getFormatedData())
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message = '{"Stats":['+','.join('%s'%x for x in data)+']}'
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self.release_read()
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return message
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def acquire_read(self):
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self.read_lock.acquire()
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self.write_lock.acquire()
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def release_read(self):
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self.write_lock.release()
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self.read_lock.release()
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def acquire_write(self):
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self.write_lock.acquire()
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def release_write(self):
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self.write_lock.release()
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class ClientHandler:
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def __init__(self, stats):
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self.stats = stats
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def handle(self, sock):
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conn_sock.send( self.stats.getStats() )
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conn_sock.close()
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stats = Stats()
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serv_sock = socket(AF_INET, SOCK_STREAM)
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# Behave better after crash
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serv_sock.setsockopt(SOL_SOCKET, SO_REUSEADDR, 1)
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serv_sock.bind((ADDR)) #tuple with one param
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serv_sock.listen(MAX_QUEUE)
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while 1:
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try:
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(conn_sock,addr) = serv_sock.accept()
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except KeyboardInterrupt:
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print "\nExiting..."
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break;
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except:
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conn_sock = 0
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if conn_sock:
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#fork
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#conn_sock.send('{ cpu_load: %d}' % (stats.cpu_load))
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client = ClientHandler(stats)
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client.handle(conn_sock)
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stats.stop.set()
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serv_sock.close()
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