rename 'examples' dir to 'scripts'

1 files changed, 64 insertions, 0 deletions

diff --git a/scripts/netstat.py b/scripts/netstat.py
new file mode 100755
index 00000000..a5e171bc
--- /dev/null
+++ b/scripts/netstat.py
@@ -0,0 +1,64 @@
+#!/usr/bin/env python
+
+# Copyright (c) 2009, 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 -antp' on Linux.
+
+$ python scripts/netstat.py
+Proto Local address      Remote address   Status        PID    Program name
+tcp   127.0.0.1:48256    127.0.0.1:45884  ESTABLISHED   13646  chrome
+tcp   127.0.0.1:47073    127.0.0.1:45884  ESTABLISHED   13646  chrome
+tcp   127.0.0.1:47072    127.0.0.1:45884  ESTABLISHED   13646  chrome
+tcp   127.0.0.1:45884    -                LISTEN        13651  GoogleTalkPlugi
+tcp   127.0.0.1:60948    -                LISTEN        13651  GoogleTalkPlugi
+tcp   172.17.42.1:49102  127.0.0.1:19305  CLOSE_WAIT    13651  GoogleTalkPlugi
+tcp   172.17.42.1:55797  127.0.0.1:443    CLOSE_WAIT    13651  GoogleTalkPlugi
+...
+"""
+
+import socket
+from socket import AF_INET, SOCK_STREAM, SOCK_DGRAM
+
+import psutil
+
+
+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 %-30s %-30s %-13s %-6s %s"
+    print(templ % (
+        "Proto", "Local address", "Remote address", "Status", "PID",
+        "Program name"))
+    proc_names = {}
+    for p in psutil.process_iter():
+        try:
+            proc_names[p.pid] = p.name()
+        except psutil.Error:
+            pass
+    for c in psutil.net_connections(kind='inet'):
+        laddr = "%s:%s" % (c.laddr)
+        raddr = ""
+        if c.raddr:
+            raddr = "%s:%s" % (c.raddr)
+        print(templ % (
+            proto_map[(c.family, c.type)],
+            laddr,
+            raddr or AD,
+            c.status,
+            c.pid or AD,
+            proc_names.get(c.pid, '?')[:15],
+        ))
+
+if __name__ == '__main__':
+    main()