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local http = require "http"
local nmap = require "nmap"
local shortport = require "shortport"
local stdnse = require "stdnse"
local target = require "target"
description = [[
Retrieves information from an Apache HBase (Hadoop database) region server HTTP status page.
Information gathered:
* HBase version
* HBase compile date
* A bunch of metrics about the state of the region server
* Zookeeper quorum server
]]
---
-- @usage
-- nmap --script hbase-region-info -p 60030 host
--
-- @output
-- PORT STATE SERVICE REASON
-- 60030/tcp open hbase-region syn-ack
-- | hbase-region-info:
-- | Hbase Version: 0.90.1
-- | Hbase Compiled: Wed May 11 22:33:44 PDT 2011, bob
-- | Metrics requests=0, regions=0, stores=0, storefiles=0, storefileIndexSize=0, memstoreSize=0,
-- | compactionQueueSize=0, flushQueueSize=0, usedHeap=0, maxHeap=0, blockCacheSize=0,
-- | blockCacheFree=0, blockCacheCount=0, blockCacheHitCount=0, blockCacheMissCount=0,
-- | blockCacheEvictedCount=0, blockCacheHitRatio=0, blockCacheHitCachingRatio=0
-- |_ Zookeeper Quorum: zookeeper.example.com:2181
---
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 ({60030}, "hbase-region")(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()
-- uri was previously "/regionserver.jsp". See
-- http://seclists.org/nmap-dev/2012/q3/903.
local uri = "/rs-status"
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 body:match("HBase%s+Version</td><td>([^][<]+)") then
local version = body:match("HBase%s+Version</td><td>([^][<]+)"):gsub("%s+", " ")
stdnse.debug1("Hbase Version %s",version)
result["Hbase Version"] = version
port.version.version = version
end
if body:match("HBase%s+Compiled</td><td>([^][<]+)") then
local compiled = body:match("HBase%s+Compiled</td><td>([^][<]+)"):gsub("%s+", " ")
stdnse.debug1("Hbase Compiled %s",compiled)
result["Hbase Compiled"] = compiled
end
if body:match("Metrics</td><td>([^][<]+)") then
local metrics = body:match("Metrics</td><td>([^][<]+)"):gsub("%s+", " ")
stdnse.debug1("Metrics %s",metrics)
result["Metrics"] = metrics
end
if body:match("Quorum</td><td>([^][<]+)") then
local quorum = body:match("Quorum</td><td>([^][<]+)"):gsub("%s+", " ")
stdnse.debug1("Zookeeper Quorum %s",quorum)
result["Zookeeper Quorum"] = quorum
if target.ALLOW_NEW_TARGETS then
if quorum:match("([%w%.]+)") then
local newtarget = quorum:match("([%w%.]+)")
stdnse.debug1("Added target: %s", newtarget)
local status,err = target.add(newtarget)
end
end
end
if #result > 0 then
port.version.name = "hbase-region"
port.version.product = "Apache Hadoop Hbase"
nmap.set_port_version(host, port)
return result
end
end
end
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