local http = require "http" local nmap = require "nmap" local shortport = require "shortport" local stdnse = require "stdnse" local string = require "string" local table = require "table" local target = require "target" description = [[ Retrieves information from Flume master HTTP pages. Information gathered: * Flume version * Flume server id * Zookeeper/Hbase master servers present in configured flows * Java information * OS information * various other local configurations. If this script is run wth -v, it will output lots more info. Use the newtargets script argument to add discovered hosts to the Namp scan queue. ]] --- -- @usage -- nmap --script flume-master-info -p 35871 host -- -- @output -- PORT STATE SERVICE REASON -- 35871/tcp open flume-master syn-ack --| flume-master-info: --| Version: 0.9.4-cdh3u3 --| ServerID: 0 --| Flume nodes: --| node1.example.com --| node2.example.com --| node5.example.com --| node6.example.com --| node3.example.com --| node4.example.com --| Zookeeper Master: --| master1.example.com --| Hbase Master Master: --| hdfs://master1.example.com:8020/hbase --| Enviroment: --| java.runtime.name: Java(TM) SE Runtime Environment --| java.runtime.version: 1.6.0_36-a01 --| java.version: 1.6.0_36 --| java.vm.name: Java HotSpot(TM) 64-Bit Server VM --| java.vm.vendor: Sun Microsystems Inc. --| java.vm.version: 14.0-b12 --| os.arch: amd64 --| os.name: Linux --| os.version: 2.6.32-220.4.2.el6.x86_64 --| user.country: US --| user.name: flume --| Config: --| dfs.datanode.address: 0.0.0.0:50010 --| dfs.datanode.http.address: 0.0.0.0:50075 --| dfs.datanode.https.address: 0.0.0.0:50475 --| dfs.datanode.ipc.address: 0.0.0.0:50020 --| dfs.http.address: master1.example.com:50070 --| dfs.https.address: 0.0.0.0:50470 --| dfs.secondary.http.address: 0.0.0.0:50090 --| flume.collector.dfs.dir: hdfs://master1.example.com/user/flume/collected --| flume.collector.event.host: node1.example.com --| flume.master.servers: master1.example.com --| fs.default.name: hdfs://master1.example.com:8020 --| mapred.job.tracker: master1.example.com:9001 --| mapred.job.tracker.handler.count: 10 --| mapred.job.tracker.http.address: 0.0.0.0:50030 --| mapred.job.tracker.http.address: 0.0.0.0:50030 --| mapred.job.tracker.jobhistory.lru.cache.size: 5 --| mapred.job.tracker.persist.jobstatus.active: false --| mapred.job.tracker.persist.jobstatus.dir: /jobtracker/jobsInfo --| mapred.job.tracker.persist.jobstatus.hours: 0 --| mapred.job.tracker.retiredjobs.cache.size: 1000 --| mapred.task.tracker.http.address: 0.0.0.0:50060 --|_ mapred.task.tracker.report.address: 127.0.0.1:0 author = "John R. Bond" license = "Simplified (2-clause) BSD license--See http://nmap.org/svn/docs/licenses/BSD-simplified" categories = {"default", "discovery", "safe"} portrule = function(host, port) -- Run for the special port number, or for any HTTP-like service that is -- not on a usual HTTP port. return shortport.port_or_service ({35871}, "flume-master")(host, port) or (shortport.service(shortport.LIKELY_HTTP_SERVICES)(host, port) and not shortport.portnumber(shortport.LIKELY_HTTP_PORTS)(host, port)) end function add_target(hostname) if target.ALLOW_NEW_TARGETS then stdnse.print_debug(1, ("%s: Added target: %s"):format(SCRIPT_NAME, hostname)) local status,err = target.add(hostname) end end -- ref: http://lua-users.org/wiki/TableUtils function table_count(tt, item) local count count = 0 for ii,xx in pairs(tt) do if item == xx then count = count + 1 end end return count end parse_page = function( host, port, uri, intresting_keys ) local result = {} local response = http.get( host, port, uri ) stdnse.print_debug(1, ("%s: Status %s"):format(SCRIPT_NAME,response['status-line'] or "No Response" )) if response['status-line'] and response['status-line']:match("200%s+OK") and response['body'] then local body = response['body']:gsub("%%","%%%%") for name,value in string.gmatch(body,"([^][<]+)%s*]+>([^][<]+)") do stdnse.print_debug(1, ("%s: %s=%s "):format(SCRIPT_NAME,name,value:gsub("^%s*(.-)%s*$", "%1"))) if nmap.verbosity() > 1 then result[#result+1] = ("%s: %s"):format(name,value:gsub("^%s*(.-)%s*$", "%1")) else for i,v in ipairs(intresting_keys) do if name:match(("^%s"):format(v)) then result[#result+1] = ("%s: %s"):format(name,value:gsub("^%s*(.-)%s*$", "%1")) end end end end end return result end action = function( host, port ) local result = {} local uri = "/flumemaster.jsp" local env_uri = "/masterenv.jsp" local config_uri = "/masterstaticconfig.jsp" local env_keys = {"java.runtime","java.version","java.vm.name","java.vm.vendor","java.vm.version","os","user.name","user.country","user.language,user.timezone"} local config_keys = {"dfs.datanode.address","dfs.datanode.http.address","dfs.datanode.https.address","dfs.datanode.ipc.address","dfs.http.address","dfs.https.address","dfs.secondary.http.address","flume.collector.dfs.dir","flume.collector.event.host","flume.master.servers","fs.default.name","mapred.job.tracker","mapred.job.tracker.http.address","mapred.task.tracker.http.address","mapred.task.tracker.report.address"} local nodes = { } local zookeepers = { } local hbasemasters = { } stdnse.print_debug(1, ("%s:HTTP GET %s:%s%s"):format(SCRIPT_NAME, host.targetname or host.ip, port.number, uri)) local response = http.get( host, port, uri ) stdnse.print_debug(1, ("%s: Status %s"):format(SCRIPT_NAME,response['status-line'] or "No Response")) if response['status-line'] and response['status-line']:match("200%s+OK") and response['body'] then local body = response['body']:gsub("%%","%%%%") local capacity = {} stdnse.print_debug(2, ("%s: Body %s\n"):format(SCRIPT_NAME,body)) if body:match("Version:%s*([^][,]+)") then local version = body:match("Version:%s*([^][,]+)") stdnse.print_debug(1, ("%s: Version %s"):format(SCRIPT_NAME,version)) result[#result+1] = ("Version: %s"):format(version) port.version.version = version end if body:match("Compiled:%s*([^][<]+)") then local compiled = body:match("Compiled:%s*([^][<]+)") stdnse.print_debug(1, ("%s: Compiled %s"):format(SCRIPT_NAME,compiled)) result[#result+1] = ("Compiled: %s"):format(compiled) end if body:match("ServerID:%s*([^][<]+)") then local upgrades = body:match("ServerID:%s*([^][<]+)") stdnse.print_debug(1, ("%s: ServerID %s"):format(SCRIPT_NAME,upgrades)) result[#result] = ("ServerID: %s"):format(upgrades) end for logical,physical,hostname in string.gmatch(body,"([%w%.-_:]+)([%w%.]+)([%w%.]+)") do stdnse.print_debug(2, ("%s: %s (%s) %s"):format(SCRIPT_NAME,physical,logical,hostname)) if (table_count(nodes, hostname) == 0) then nodes[#nodes+1] = hostname add_target(hostname) end end if next(nodes) ~= nil then table.insert(result, "Flume nodes:") result[#result+1] = nodes end for zookeeper in string.gmatch(body,"Dhbase.zookeeper.quorum=([^][\"]+)") do if (table_count(zookeepers, zookeeper) == 0) then zookeepers[#zookeepers+1] = zookeeper add_target(zookeeper) end end if next(zookeepers) ~= nil then result[#result+1] = "Zookeeper Master:" result[#result+1] = zookeepers end for hbasemaster in string.gmatch(body,"Dhbase.rootdir=([^][\"]+)") do if (table_count(hbasemasters, hbasemaster) == 0) then hbasemasters[#hbasemasters+1] = hbasemaster add_target(hbasemaster) end end if next(hbasemasters) ~= nil then result[#result+1] = "Hbase Master Master:" result[#result+1] = hbasemasters end local vars = parse_page(host, port, env_uri, env_keys ) if next(vars) ~= nil then result[#result+1] = "Enviroment: " result[#result+1] = vars end local vars = parse_page(host, port, config_uri, config_keys ) if next(vars) ~= nil then result[#result+1] = "Config: " result[#result+1] = vars end if #result > 0 then port.version.name = "flume-master" port.version.product = "Apache Flume" nmap.set_port_version(host, port) end return stdnse.format_output(true, result) end end