add the portsummary script into the 0.7 branch.

diff --git a/factory/portsummary b/factory/portsummary
new file mode 100755 (executable)
index 0000000..f800632
--- /dev/null
+++ b/factory/portsummary
@@ -0,0 +1,63 @@
+#!/usr/bin/python
+
+import os
+import sys
+
+# NOTE: '--inet' lists only ipv4 addresses.
+ns = os.popen("ncontext --nid 1 --migrate -- vcontext --xid 1 --migrate -- netstat -apnlut --inet", 'r')
+port_summary = {}
+for line in ns:
+       try:
+               ns_fields = line.split()
+               if ns_fields[0] == "tcp" or ns_fields[0] == "udp":
+                       (src_ip, src_port) = ns_fields[3].split(':')
+                       (dst_ip, dst_port) = ns_fields[4].split(':')
+
+                       port_key='%s-%s' % (src_port, dst_port)
+
+                       if src_ip is not "0.0.0.0" and port_key in port_summary:
+                               # skip INADDR_ANY addresses and ports we've already seen.
+                               continue
+
+                       conn_state = ns_fields[5]
+                       if ns_fields[0] == "tcp":
+                               proc_field = ns_fields[6]
+                       else:
+                               if conn_state == "ESTABLISHED":
+                                       proc_field = ns_fields[6]
+                               else:
+                                       proc_field = ns_fields[5]
+
+                       if proc_field != "-":
+                               (pid,procname)= proc_field.split('/')
+                       else:
+                               # NOTE: without a PID there is no way to associate with an XID
+                               continue
+
+                       if ( ns_fields[0] == "tcp" and src_ip == "0.0.0.0" and conn_state == "LISTEN" ) or \
+                          ( ns_fields[0] == "udp" and src_ip == "0.0.0.0" ):
+                               type='C'
+                       elif src_ip == "127.0.0.1":
+                               type='l'
+                       elif src_ip != "0.0.0.0" and src_ip != "127.0.0.1":
+                               type='c'
+                       else:
+                               type='?'
+
+                       xid_stream = os.popen("vserver-info %s XID" % pid)
+                       xid = xid_stream.read()
+
+                       port_summary[port_key] = {'prot' : ns_fields[0], 
+                                                                         'src_port' : src_port, 
+                                                                         'dst_port' : dst_port, 
+                                                                         'slice' : xid[:-1], 
+                                                                         'type': type}
+       except:
+               import traceback; traceback.print_exc()
+               print line
+
+ports = port_summary.keys()
+ports.sort()
+for port in ports:
+       print "%(prot)4s\t%(src_port)6s\t%(dst_port)6s\t%(slice)5s\t%(type)s" % port_summary[port]
+