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import subprocess
import os
import socket
import commands
import i18n
class Utilities():
"""Utilities
"""
def __init__(self):
"""Constructor
"""
pass
def checkProgramStatus(self, programName):
"""
Check if 'programName' is running
Returns: [ A, [ B ] ]
A: True | False if the program is running
B: list of PID
"""
result = []
ps = subprocess.Popen(["pidof",programName],stdout=subprocess.PIPE)
pid = ps.communicate()[0].strip().split(" ")
ps.stdout.close()
pids = []
for p in pid:
p = p.strip()
if p != "":
pids.append(p)
if len(pids) > 0:
return [True, pids]
return [False, []]
def getHostname(self):
"""Get server name
"""
return socket.gethostname()
def getNetworkInterfaces(self):
"""Get server network interfaces names
"""
f = open('/proc/net/dev', 'r')
lines = f.readlines()
f.close()
lines.pop(0)
lines.pop(0)
interfaces = []
for line in lines:
interface = line.strip().split(" ")[0].split(":")[0].strip()
interfaces.append(interface)
return interfaces
def getNetworkIPs(self, interfaces):
"""Get server IPs per interface
"""
pattern = "inet addr:"
cmdName = "/sbin/ifconfig"
ips = {}
for interface in interfaces:
cmd = cmdName + " " + interface
output = commands.getoutput(cmd)
inet = output.find(pattern)
if inet >= 0:
start = inet + len(pattern)
end = output.find(" ", start)
ip = output[start:end]
ips[interface] = ip
else:
ips[interface] = ""
return ips
def getNetworkInfo(self):
"""Get server network map {IFACE:IP}
"""
info = ""
interfaces = self.getNetworkInterfaces()
ips = self.getNetworkIPs(interfaces)
for interface, ip in ips.iteritems():
if info != "":
info += "\n "
info += interface + ": " + ip
return info
def endProgram(self, programName):
status = self.checkProgramStatus(programName)
if status [ 0 ] == True:
pids = status[1]
for pid in pids:
os.system("kill -9 " + pid)
def startProgram(self, programName, args=[]):
fname = "/usr/bin/" + programName
if not os.path.isfile(fname):
fname = "./" + programName
cmd = [fname]
if len(args) > 0:
for arg in args:
cmd.append(arg)
f = open("/tmp/ariel.txt", "a")
f.write(str(cmd) + "\n" )
f.close()
subprocess.call(cmd, shell=False)
def getNetworkProcessInfo(self,programName):
status = self.checkProgramStatus(programName)
pid = ""
if status [ 0 ]:
pid = ",".join(status[1])
txt = i18n.PROCESSID + " = " + pid
txt += "\n"
txt += i18n.HOSTNAME + " = " + self.getHostname()
txt += "\n"
txt += i18n.IPS + " = " + self.getNetworkInfo()
return txt
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