Python EventLogging Examples

Example #1

File: ping.py Project: clawplach/BitBlinder

def check_all_servers():
  """Check server health--were each of the following servers online all day?"""
  #TODO:  this is a crazy way to test if we can reach the internet...
  if is_reachable("google.com:80"):
    #public svn
    check_server("svn.bitblinder.com:3690")
    #private svn
    check_server("private.bitblinder.com:3690")
    #amazon
    check_server("bitblinder.com:80")
    #emailslice
    check_server("innomi.net:80")
    #web server
    check_server("bitblinder.com:81")
    #bank server
    check_server("login.bitblinder.com:33348")
    #login server
    check_server("login.bitblinder.com:33349")
    #ftp server
    check_server("login.bitblinder.com:33330")
    #authorities
    check_server("174.129.199.15:33351")
    check_server("174.143.240.110:33353")
    check_server("174.129.199.15:33355")
    #email servers
    check_server("mail.bitblinder.com:143")
    check_server("mail.bitblinder.com:993")
  else:
    EventLogging.save_event(ServerDown(url="(test script)"))

Example #2

File: ping.py Project: wallydz/BitBlinder

def check_all_servers():
    """Check server health--were each of the following servers online all day?"""
    #TODO:  this is a crazy way to test if we can reach the internet...
    if is_reachable("google.com:80"):
        #public svn
        check_server("svn.bitblinder.com:3690")
        #private svn
        check_server("private.bitblinder.com:3690")
        #amazon
        check_server("bitblinder.com:80")
        #emailslice
        check_server("innomi.net:80")
        #web server
        check_server("bitblinder.com:81")
        #bank server
        check_server("login.bitblinder.com:33348")
        #login server
        check_server("login.bitblinder.com:33349")
        #ftp server
        check_server("login.bitblinder.com:33330")
        #authorities
        check_server("174.129.199.15:33351")
        check_server("174.143.240.110:33353")
        check_server("174.129.199.15:33355")
        #email servers
        check_server("mail.bitblinder.com:143")
        check_server("mail.bitblinder.com:993")
    else:
        EventLogging.save_event(ServerDown(url="(test script)"))

Example #3

File: cpu.py Project: wallydz/BitBlinder

def done():
    EventLogging.close_logs()
    print 'all done'

Example #4

File: cpu.py Project: wallydz/BitBlinder

#!/usr/bin/python
# Copyright 2008-2009 Innominet
"""Records Average CPU usage for each minute"""

import time
import atexit
import signal

from Events import CpuUsage
import EventLogging
EventLogging.open_logs("/mnt/logs/cpu/cpu_events.out")

#time inbetween each collection point- the cpu usage is also averaged over this time period
INTERVAL = 60
#INTERVAL = 1

signal.signal(signal.SIGHUP, signal.SIG_IGN)

print 'Recording average cpu usage every %s seconds' % (INTERVAL)


def done():
    EventLogging.close_logs()
    print 'all done'


atexit.register(done)


def get_times():
    f = open("/proc/stat", "rb")

Example #5

File: cpu.py Project: clawplach/BitBlinder

def done():
  EventLogging.close_logs()
  print 'all done'

Example #6

File: cpu.py Project: clawplach/BitBlinder

#!/usr/bin/python
# Copyright 2008-2009 Innominet
"""Records Average CPU usage for each minute"""

import time
import atexit
import signal

from Events import CpuUsage
import EventLogging
EventLogging.open_logs("/mnt/logs/cpu/cpu_events.out")

#time inbetween each collection point- the cpu usage is also averaged over this time period
INTERVAL = 60
#INTERVAL = 1

signal.signal(signal.SIGHUP, signal.SIG_IGN)

print 'Recording average cpu usage every %s seconds' % (INTERVAL)
def done():
  EventLogging.close_logs()
  print 'all done'
  
atexit.register(done)

def get_times():
  f = open("/proc/stat", "rb")
  line = f.readline()
  f.close()
  data = line.split(" ")
  data.pop(0)

Example #7

File: ping.py Project: clawplach/BitBlinder

def check_server(url):
  """Log an event if the url is unreachable"""
  if not is_reachable(url):
    EventLogging.save_event(ServerDown(url=url))

Example #8

File: ping.py Project: clawplach/BitBlinder

#!/usr/bin/python
#Copyright 2008-2009 Innominet
"""Periodically pings servers to see if any are offline"""
#TODO:  does not properly detect whether the SVN server is running because that is on a VM behind VMWare Server, which acts as a software NAT

import time
import atexit
import signal
import socket

from Events import ServerDown
import EventLogging
EventLogging.open_logs("/mnt/logs/ping/ping_events.out")

#TODO:  move to a reactor so that we can lower this interval to a minute.  Currently not possible because the TCP connection timeout is too long and there are too many servers
INTERVAL = 60 * 60
#INTERVAL = 10

signal.signal(signal.SIGHUP, signal.SIG_IGN)

print 'Pinging servers every %s seconds' % (INTERVAL)
def done():
  EventLogging.close_logs()
  print 'all done'
  
atexit.register(done)

def is_reachable(url):
  """See if we can connect to a given host:port.
  Just want to know that the service is alive and reachable."""
  try:

Example #9

File: ping.py Project: wallydz/BitBlinder

def check_server(url):
    """Log an event if the url is unreachable"""
    if not is_reachable(url):
        EventLogging.save_event(ServerDown(url=url))

Example #10

File: ping.py Project: wallydz/BitBlinder

#!/usr/bin/python
#Copyright 2008-2009 Innominet
"""Periodically pings servers to see if any are offline"""
#TODO:  does not properly detect whether the SVN server is running because that is on a VM behind VMWare Server, which acts as a software NAT

import time
import atexit
import signal
import socket

from Events import ServerDown
import EventLogging
EventLogging.open_logs("/mnt/logs/ping/ping_events.out")

#TODO:  move to a reactor so that we can lower this interval to a minute.  Currently not possible because the TCP connection timeout is too long and there are too many servers
INTERVAL = 60 * 60
#INTERVAL = 10

signal.signal(signal.SIGHUP, signal.SIG_IGN)

print 'Pinging servers every %s seconds' % (INTERVAL)


def done():
    EventLogging.close_logs()
    print 'all done'


atexit.register(done)