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From Joey Echeverria <j...@cloudera.com>
Subject Re: Apply ACL on file level in Hadoop Cluster
Date Wed, 18 Jan 2012 13:04:19 GMT
HDFS only supports Unix style read, write execute permissions. What
style of ACLs do you want to apply?


On Wed, Jan 18, 2012 at 7:55 AM, Stuti Awasthi <stutiawasthi@hcl.com> wrote:
> Thanks Alex,
> Yes, I wanted to apply ACL's on every file/directory created on HDFS. Is there absolutely
no way to achieve that either by conf files or on mounted drive ??
> -----Original Message-----
> From: alo alt [mailto:wget.null@googlemail.com]
> Sent: Wednesday, January 18, 2012 6:13 PM
> To: hdfs-user@hadoop.apache.org
> Subject: Re: Apply ACL on file level in Hadoop Cluster
> Stuti,
> HDFS does not support ACL's, I assume you mean ACL per file / directory / dataset? I
know only Accumulo (http://wiki.apache.org/incubator/AccumuloProposal) which is supporting
> - Alex
> --
> Alexander Lorenz
> http://mapredit.blogspot.com
> On Jan 18, 2012, at 1:25 PM, Stuti Awasthi wrote:
>> Hi All,
>> I wanted to apply ACL on per file level in Hadoop Cluster i.e. I want to apply ACL's
on every file which is present in Hadoop Cluster.
>> I tried mounting HDFS using fuse_dfs , that works fine. Now HDFS is a
>> mounted drive I thought it is easy to apply ACL as we do on normal
>> directory in Linux but I was wrong. I think FUSE does not support ACL
>> How can I achieve that? It can work any way for me either by configuration file setting
or applying ACL on mounted drive.
>> Regards,
>> Stuti Awasthi
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Joseph Echeverria
Cloudera, Inc.

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