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MapReduce, mail # user - authentication when uploading in to hadoop HDFS

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Re: authentication when uploading in to hadoop HDFS
Visioner Sadak 2013-08-30, 06:47
well have access to read from hdfs using webhdfs

as of now we dunt  have any security specific to hdfs

user level we have se permissions=true for a particular user

only admin has ssh access to linux clusters
On Fri, Aug 30, 2013 at 12:14 PM, Nitin Pawar <[EMAIL PROTECTED]>wrote:

> Visioner,
> is your cluster accessible on public network?
> What kind of hdfs security you have kept in place?
> what is your cluster security?(user level, intranet level)
> who all have ssh-keys to login to any node on the cluster?
> On Fri, Aug 30, 2013 at 12:08 PM, Visioner Sadak <[EMAIL PROTECTED]
> > wrote:
>> also we have done a password-less ssh within our clusters only so that
>>  we can access the cluster but i guess this wont be the case for an
>> external user right
>> On Fri, Aug 30, 2013 at 12:05 PM, Visioner Sadak <
>> [EMAIL PROTECTED]> wrote:
>>> Hello friends we use filesystem.copyFrmLocal method of java api within a
>>> tomcat conntainer  to move data in to   hadoop clusters, will any other
>>> unauthorised user will be able to write in to our hadoop cluster using the
>>> java api or is any extra authenticaton needed from our side
> --
> Nitin Pawar