local http = require "http" local nmap = require "nmap" local shortport = require "shortport" local stdnse = require "stdnse" description = [[ Retrieves information from an Apache Hadoop TaskTracker HTTP status page. Information gathered: * Hadoop version * Hadoop Compile date * Log directory (relative to http://host:port/) ]] --- -- @usage -- nmap --script hadoop-tasktracker-info -p 50060 host -- -- @output -- PORT STATE SERVICE REASON -- 50060/tcp open hadoop-tasktracker syn-ack -- | hadoop-tasktracker-info: -- | Version: 0.20.1 (f415ef415ef415ef415ef415ef415ef415ef415e) -- | Compiled: Wed May 11 22:33:44 PDT 2011 by bob from unknown -- |_ Logs: /logs/ -- -- @xmloutput -- 0.20.1 (f415ef415ef415ef415ef415ef415ef415ef415e) -- Wed May 11 22:33:44 PDT 2011 by bob from unknown -- /logs/ author = "John R. Bond" license = "Simplified (2-clause) BSD license--See https://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 ({50060}, "hadoop-tasktracker")(host, port) or (shortport.service(shortport.LIKELY_HTTP_SERVICES)(host, port) and not shortport.portnumber(shortport.LIKELY_HTTP_PORTS)(host, port)) end action = function( host, port ) local result = stdnse.output_table() local uri = "/tasktracker.jsp" stdnse.debug1("HTTP GET %s:%s%s", host.targetname or host.ip, port.number, uri) local response = http.get( host, port, uri ) stdnse.debug1("Status %s",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("%%","%%%%") stdnse.debug2("Body %s\n",body) if response['body']:match("Version:%s*([^][<]+)") then local version = response['body']:match("Version:%s*([^][<]+)") local versionNo = version:match("([^][,]+)") local versionHash = version:match("[^][,]+%s+(%w+)") stdnse.debug1("Version %s (%s)",versionNo,versionHash) result["Version"] = ("%s (%s)"):format(versionNo, versionHash) port.version.version = version end if response['body']:match("Compiled:%s*([^][<]+)") then local compiled = response['body']:match("Compiled:%s*([^][<]+)"):gsub("%s+", " ") stdnse.debug1("Compiled %s",compiled) result["Compiled"] = compiled end if body:match("([^][\"]+)\">Log") then local logs = body:match("([^][\"]+)\">Log") stdnse.debug1("Logs %s",logs) result["Logs"] = logs end if #result > 0 then port.version.name = "hadoop-tasktracker" port.version.product = "Apache Hadoop" nmap.set_port_version(host, port) end return result end end