local comm = require "comm" local nmap = require "nmap" local shortport = require "shortport" local slaxml = require "slaxml" local stdnse = require "stdnse" local string = require "string" local table = require "table" description = [[ Retrieves system information (OS version, available memory, etc.) from a listening Ganglia Monitoring Daemon or Ganglia Meta Daemon. Ganglia is a scalable distributed monitoring system for high-performance computing systems such as clusters and Grids. The information retrieved includes HDD size, available memory, OS version, architecture (and more) from each of the systems in each of the clusters in the grid. For more information about Ganglia, see: * http://ganglia.sourceforge.net/ * http://en.wikipedia.org/wiki/Ganglia_(software)#Ganglia_Monitoring_Daemon_.28gmond.29 * http://en.wikipedia.org/wiki/Ganglia_(software)#Ganglia_Meta_Daemon_.28gmetad.29 ]] --- -- @usage -- nmap --script ganglia-info --script-args ganglia-info.timeout=60,ganglia-info.bytes=1000000 -p -- -- @args ganglia-info.timeout -- Set the timeout in seconds. The default value is 30. -- @args ganglia-info.bytes -- Set the number of bytes to retrieve. The default value is 1000000. -- This should be enough for a grid of more than 100 hosts. -- About 5KB-10KB of data is returned for each host in the cluster. -- -- @output -- 8649/tcp open unknown syn-ack -- | ganglia-info: -- | Ganglia Version: 3.1.7 -- | Cluster 1: -- | Name: unspecified -- | Owner: unspecified -- | Host 1: -- | Name: sled9735.sd.dreamhost.com -- | IP: 10.208.42.221 -- | load_one: 0.53 -- | mem_total: 24685564KB -- | os_release: 3.1.9-vs2.3.2.5 -- | proc_run: 0 -- | load_five: 0.52 -- | gexec: OFF -- | disk_free: 305.765GB -- | mem_cached: 18857264KB -- | pkts_in: 821.73packets/sec -- | bytes_in: 72686.10bytes/sec -- | bytes_out: 5612221.50bytes/sec -- | swap_total: 1998844KB -- | mem_free: 187964KB -- | load_fifteen: 0.57 -- | os_name: Linux -- | boottime: 1429708366s -- | cpu_idle: 96.3% -- | cpu_user: 2.7% -- | cpu_nice: 0.0% -- | cpu_aidle: 94.7% -- | mem_buffers: 169588KB -- | cpu_system: 0.8% -- | part_max_used: 31.5% -- | disk_total: 435.962GB -- | mem_shared: 0KB -- | cpu_wio: 0.2% -- | machine_type: x86_64 -- | proc_total: 1027 -- | cpu_num: 8CPUs -- | cpu_speed: 2400MHz -- | pkts_out: 3977.13packets/sec -- | swap_free: 1393392KB -- -- @xmloutput -- 3.1.7 -- -- unspecified -- unspecified --
-- sled9735.sd.dreamhost.com -- 10.208.42.221 -- 0.53 -- 24685564KB -- 3.1.9-vs2.3.2.5 -- 0 -- 0.52 -- OFF -- 305.765GB -- 18857264KB -- 821.73packets/sec -- 72686.10bytes/sec -- 5612221.50bytes/sec -- 1998844KB -- 187964KB -- 0.57 -- Linux -- 1429708366s -- 96.3% -- 2.7% -- 0.0% -- 94.7% -- 169588KB -- 0.8% -- 31.5% -- 435.962GB -- 0KB -- 0.2% -- x86_64 -- 1027 -- 8CPUs -- 2400MHz -- 3977.13packets/sec -- 1393392KB --
-- -- -- Version 0.2 -- Created 2011-06-28 - v0.1 - created by Brendan Coles - itsecuritysolutions.org -- Created 2015-07-30 - v0.2 - Added Support for SLAXML by Gyanendra Mishra author = {"Brendan Coles", "Gyanendra Mishra"} license = "Same as Nmap--See https://nmap.org/book/man-legal.html" categories = {"default", "discovery", "safe"} portrule = shortport.port_or_service ({8649,8651}, "ganglia", {"tcp"}) local function set_name_value(name) return function(value, state) state.result[name] = value end end local function set_cluster(name) return function(value, state) local current = state[#state] if not current.out then state.cc = state.cc + 1 current.out = stdnse.output_table() current.hc = 0 state.result["Cluster " .. state.cc] = current.out end state.result["Cluster " .. state.cc][name] = value end end local function get_current_cluster(state) for i=#state, 1, -1 do if state[i][1] == "CLUSTER" then return state[i] end end end local function set_host(name) return function(value, state) local current = state[#state] local current_cluster = get_current_cluster(state) if not current.out then current_cluster.hc = current_cluster.hc + 1 current.out = stdnse.output_table() state.result["Cluster " .. state.cc]["Host " .. current_cluster.hc] = current.out end state.result["Cluster " .. state.cc]["Host " .. current_cluster.hc][name] = value end end local function set_metric(name) return function(value, state) local current = state[#state] local current_cluster = get_current_cluster(state) current[name] = value if current["name"] and current["value"] and current["unit"] then state.result["Cluster " .. state.cc]["Host " .. current_cluster.hc][current["name"]] = current["value"] .. current["unit"] end end end local P = { GANGLIA_XML = { VERSION = set_name_value("Ganglia Version"), }, GRID = { NAME = set_name_value("Grid Name"), }, CLUSTER = { NAME = set_cluster("Name"), OWNER = set_cluster("Owner"), }, HOST = { NAME = set_host("Name"), IP = set_host("IP"), }, METRIC = { NAME = set_metric("name"), UNITS = set_metric("unit"), VAL = set_metric("value"), } } action = function( host, port ) local result = stdnse.output_table() -- Set timeout local timeout = stdnse.parse_timespec(stdnse.get_script_args(SCRIPT_NAME .. '.timeout')) timeout = timeout or 30 -- Set bytes local bytes = stdnse.get_script_args(SCRIPT_NAME .. '.bytes') bytes = tonumber(bytes) or 1000000 -- Retrieve grid data in XML format over TCP stdnse.debug1("Connecting to %s:%s", host.targetname or host.ip, port.number) local status, data = comm.get_banner(host, port, {request_timeout=timeout*1000,bytes=bytes}) if not status then stdnse.debug1("Timeout exceeded for %s:%s (Timeout: %ss).", host.targetname or host.ip, port.number, timeout) return end local state = { cc = 0, result=stdnse.output_table() } local parser = slaxml.parser:new() parser._call = { startElement = function(name) table.insert(state, {name}) end, closeElement = function(name) assert(state[#state][1] == name) state[#state] = nil end, attribute = function(name, value) local p_elem = P[state[#state][1]] if not (p_elem and p_elem[name]) then return end local p_attr = p_elem[name] if not p_attr then return end p_attr(value, state) end, } parser:parseSAX(data, {stripWhitespace=true}) if #state.result then return state.result end end