File hadoop-secondary-namenode-info
Script types:
portrule
Categories:
default, discovery, safe
Download: http://nmap.org/svn/scripts/hadoop-secondary-namenode-info.nse
User Summary
Retrieves information from an Apache Hadoop secondary NameNode HTTP status page.
Information gathered: * Date/time the service was started * Hadoop version * Hadoop compile date * Hostname or IP address and port of the master NameNode server * Last time a checkpoint was taken * How often checkpoints are taken (in seconds) * Log directory (relative to http://host:port/) * File size of current checkpoint
For more information about Hadoop, see: * http://hadoop.apache.org/ * http://en.wikipedia.org/wiki/Apache_Hadoop * http://wiki.apache.org/hadoop/NameNode
Script Arguments
max-newtargets, newtargets
See the documentation for the target library.http-max-cache-size, http.pipeline, http.useragent
See the documentation for the http library.Example Usage
nmap --script hadoop-secondary-namenode-info -p 50090 host
Script Output
PORT STATE SERVICE REASON 50090/tcp open unknown syn-ack | hadoop-secondary-namenode-info: | Start: Wed May 11 22:33:44 PDT 2011 | Version: 0.20.2, f415ef415ef415ef415ef415ef415ef415ef415e | Compiled: Wed May 11 22:33:44 PDT 2011 by bob from unknown | Log: /logs/ | namenode: namenode1.example.com/192.0.1.1:8020 | Last Checkpoint: Wed May 11 22:33:44 PDT 2011 | Checkpoint Period: 3600 seconds |_ Checkpoint Size: 12345678 MB
Requires
Author: John R. Bond
License: Simplified (2-clause) BSD license--See http://nmap.org/svn/docs/licenses/BSD-simplified
