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#!/usr/bin/env python
#
# $Id: netstat.py 1457 2012-07-14 18:09:36Z g.rodola $
#
# Copyright (c) 2009, Jay Loden, Giampaolo Rodola'. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
"""
A clone of 'netstat'.
"""
import socket
from socket import AF_INET, SOCK_STREAM, SOCK_DGRAM
import psutil
from psutil._compat import print_
AD = "-"
AF_INET6 = getattr(socket, 'AF_INET6', object())
proto_map = {(AF_INET, SOCK_STREAM) : 'tcp',
(AF_INET6, SOCK_STREAM) : 'tcp6',
(AF_INET, SOCK_DGRAM) : 'udp',
(AF_INET6, SOCK_DGRAM) : 'udp6'}
def main():
templ = "%-5s %-22s %-22s %-13s %-6s %s"
print_(templ % ("Proto", "Local addr", "Remote addr", "Status", "PID",
"Program name"))
for p in psutil.process_iter():
name = '?'
try:
name = p.name
cons = p.get_connections(kind='inet')
except psutil.AccessDenied:
print_(templ % (AD, AD, AD, AD, p.pid, name))
else:
for c in cons:
raddr = ""
laddr = "%s:%s" % (c.local_address)
if c.remote_address:
raddr = "%s:%s" % (c.remote_address)
print_(templ % (proto_map[(c.family, c.type)],
laddr,
raddr,
str(c.status),
p.pid,
name[:15]))
if __name__ == '__main__':
main()
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