55 lines
1.3 KiB
Ruby
55 lines
1.3 KiB
Ruby
require 'rbsigar'
|
|
require 'socket'
|
|
|
|
#XXX this example is incomplete wrt:
|
|
#../../java/src/org/hyperic/sigar/cmd/Netstat.java
|
|
|
|
is_numeric = false
|
|
flags = Sigar::NETCONN_CLIENT|Sigar::NETCONN_SERVER
|
|
flags |= Sigar::NETCONN_TCP
|
|
|
|
def format_port(sigar, proto, port, is_numeric)
|
|
if port == 0
|
|
return "*"
|
|
end
|
|
if !is_numeric
|
|
service = sigar.net_services_name(proto, port)
|
|
if service != false
|
|
return service
|
|
end
|
|
end
|
|
port.to_s
|
|
end
|
|
|
|
def format_address(sigar, proto, ip, portnum, is_numeric)
|
|
port = format_port(sigar, proto, portnum, is_numeric)
|
|
address = ""
|
|
if ip == "0.0.0.0" || ip == "::"
|
|
address = "*"
|
|
elsif is_numeric
|
|
address = ip.to_s
|
|
else
|
|
begin
|
|
name = Socket.gethostbyname(ip)
|
|
address = name[0]
|
|
rescue SocketError
|
|
address = ip.to_s
|
|
end
|
|
end
|
|
return address + ":" + port
|
|
end
|
|
|
|
sigar = Sigar.new
|
|
|
|
connections = sigar.net_connection_list(flags)
|
|
puts "Proto\tLocal Address\tForeign Address\tState"
|
|
|
|
connections.each do |conn|
|
|
proto = Sigar.net_connection_type_to_s(conn.type)
|
|
state = Sigar.net_connection_state_to_s(conn.state)
|
|
local = format_address(sigar, conn.type, conn.local_address, conn.local_port, is_numeric)
|
|
remote = format_address(sigar, conn.type, conn.remote_address, conn.remote_port, is_numeric)
|
|
puts proto + "\t" + local + "\t" + remote + "\t" + state
|
|
end
|
|
|