thanks for your help .:) On Mon, Jul 6, 2015 at 10:05 PM, larry mccay <[email protected]> wrote:
> As I mentioned, you can dig into the source of the gateway-shell classes - > which are used when scripting with groovy. > Here is a link to an hdfs Get request: > https://github.com/apache/knox/blob/master/gateway-shell/src/main/java/org/apache/hadoop/gateway/shell/hdfs/Get.java#L32 > > Going to the HttpClient level is like going to bare metal - it provides > you greatest level of control but you will need to build abstractions > around its use in order to avoid lots of redundant boilerplate code. Which > is why we have provided such classes for the scripting. > > You can also look at the DefaultDispatch code as an example - it is a bit > more complicated since it covers more general usecases but you may glean > some insights from it. > > Otherwise, google for examples of "Apache HttpClient REST basic > authentication" and see what you find. > > Hope this is useful for you! > > > On Sun, Jul 5, 2015 at 11:40 AM, Hafiz Mujadid <[email protected]> > wrote: > >> Hi Larry! >> >> Can you provide the link to samples using httclient on github etc.? >> >> Thanks >> >> On Sat, Jul 4, 2015 at 9:40 PM, larry mccay <[email protected]> >> wrote: >> >>> Then you will want to consider the Client library from the first link. >>> You can look in the {GATEWAY_HOME}/samples directory for examples of >>> it's use. >>> The groovy scripts are a great way to do it or you can use the >>> underlying java classes that groovy uses. >>> The latter will require you to dig into the source a bit more to see how >>> to use them. >>> >>> You can also use Apache HttpClient and there are samples of that as well. >>> >>> On Sat, Jul 4, 2015 at 12:04 PM, Aneela Saleem <[email protected]> >>> wrote: >>> >>>> Thanks Larry. >>>> >>>> Actually I need some client API like java so that I authenticate / >>>> authorize my users programmatically through Knox. >>>> >>>> On Sat, Jul 4, 2015 at 8:50 PM, larry mccay <[email protected]> >>>> wrote: >>>> >>>>> Hi Aneela - >>>>> >>>>> I assume that you mean that you would like to add support for a Hadoop >>>>> API that Knox currently lacks. >>>>> My suggestion is that you find one that your organization or your >>>>> personal interests require. >>>>> >>>>> There are lots of Jira's filed for bug fixes and other >>>>> features/enhancements as well. >>>>> >>>>> Feel free to start a discussion regarding any contribution that you >>>>> would like to make. >>>>> >>>>> As far as the links that you referenced: >>>>> >>>>> 1. The first is a client library for scripting interactions with >>>>> Hadoop services through Knox - there are some really interesting and >>>>> powerful capabilities there. >>>>> 2. The second is actually pointing to a section the dev guide that >>>>> needs to be completed. We have what we call Gateway Services in the kernel >>>>> of the Knox server that provide implementations for core server interfaces >>>>> - crypto, SSL, credential aliasing, etc. I don't think that you want to >>>>> work in that space. If you want to work on adding new API support for >>>>> services then you should refer to the Services section - >>>>> https://knox.apache.org/books/knox-0-6-0/dev-guide.html#Services. >>>>> >>>>> Note that the link that I provided above is for the 0.6.0 dev guide. >>>>> There is a new configuration driven way to add API support to Knox that >>>>> was >>>>> added in the 0.6.0 release. >>>>> >>>>> Thanks for your interest in contributing to Apache Knox! >>>>> >>>>> --larry >>>>> >>>>> >>>>> On Sat, Jul 4, 2015 at 10:56 AM, Aneela Saleem <[email protected] >>>>> > wrote: >>>>> >>>>>> Hi Everyone, >>>>>> >>>>>> I'm going to start development for Hadoop security through Apache >>>>>> Knox. Can anyone please suggest me some good API for Knox. >>>>>> >>>>>> So far i have found following: >>>>>> >>>>>> https://cwiki.apache.org/confluence/display/KNOX/Client+Usage >>>>>> >>>>>> >>>>>> https://knox.apache.org/books/knox-0-5-0/dev-guide.html#Gateway+Services >>>>>> >>>>> >>>>> >>>> >>> >> >> >> -- >> Regards: HAFIZ MUJADID >> > > -- Regards: HAFIZ MUJADID
