Script hadoop-namenode-info

Script types: portrule
Categories: default, discovery, safe
Download: https://svn.nmap.org/nmap/scripts/hadoop-namenode-info.nse

Script Summary

Retrieves information from an Apache Hadoop NameNode HTTP status page.

Information gathered:

  • Date/time the service was started
  • Hadoop version
  • Hadoop compile date
  • Upgrades status
  • Filesystem directory (relative to http://host:port/)
  • Log directory (relative to http://host:port/)
  • Associated DataNodes.

Script Arguments

slaxml.debug

See the documentation for the slaxml library.

http.host, http.max-body-size, http.max-cache-size, http.max-pipeline, http.pipeline, http.truncated-ok, http.useragent

See the documentation for the http library.

max-newtargets, newtargets

See the documentation for the target library.

smbdomain, smbhash, smbnoguest, smbpassword, smbtype, smbusername

See the documentation for the smbauth library.

Example Usage

nmap --script hadoop-namenode-info -p 50070 host

Script Output 

PORT      STATE SERVICE         REASON
50070/tcp open  hadoop-namenode syn-ack
| hadoop-namenode-info:
|   Started:  Wed May 11 22:33:44 PDT 2011
|   Version:  0.20.2-cdh3u1, f415ef415ef415ef415ef415ef415ef415ef415e
|   Compiled:  Wed May 11 22:33:44 PDT 2011 by bob from unknown
|   Upgrades:  There are no upgrades in progress.
|   Filesystem: /nn_browsedfscontent.jsp
|   Logs: /logs/
|   Storage:
|     Total   Used (DFS)  Used (Non DFS)  Remaining
|     100 TB  85 TB       500 GB          14.5 TB
|   Datanodes (Live):
|     datanode1.example.com:50075
|_    datanode2.example.com:50075

Requires

Author:

  • John R. Bond

License: Simplified (2-clause) BSD license--See https://nmap.org/svn/docs/licenses/BSD-simplified