FWIW, I still use and prefer jsvc, esp with the sudo trick in place. On Sep 9, 2015, at 9:35 AM, Chris Nauroth <cnaur...@hortonworks.com> wrote:
> AFAIK, the majority of existing deployments still use jsvc to run a > secured DataNode. It would be a backwards-incompatible change to remove > support for this deployment model. For that reason, I would be -1 for > removing jsvc support, at least in the 2.x line. > > > It's something that could be considered for 3.x if we think the clean-up > benefit outweighs the incompatibility cost. Before we do that, I'd prefer > to hear if end users are having success with the SASL deployment model. > Brahma, are you asking because you run clusters with the SASL approach? > If so, has it been working well? > > --Chris Nauroth > > > > > On 9/9/15, 9:25 AM, "Haohui Mai" <whe...@apache.org> wrote: > >> JSVC is no longer required. It causes a lot of headaches in >> deployments. It's definitely a good target for clean ups. >> >> ~Haohui >> >> On Wed, Sep 9, 2015 at 5:24 AM, Brahma Reddy Battula >> <brahmareddy.batt...@huawei.com> wrote: >>> Hi All, >>> >>> AFAIK JSVC added secure the block tokens(..?). >>> >>> Since block tokens are secure now (SASL used to secure the >>> DataTransferProtocol, which transfers file block content between HDFS >>> clients and DataNodes),then can we remove jsvc now (script files)..? >>> >>> >>> >>> Thanks & Regards >>> >>> Brahma Reddy Battula >>> >>> >>> >> >
