Again, you can already do this using the existing web service. The only
difference is that your pipeline is wrapped in a bit of metadata, something
most people would want anyway for obvious reasons.


On Tue, 21 Mar 2023 at 13:40, <[email protected]> wrote:

> I meant *Hop Server* could handle POST payload. Now it is only possible
> to call it with parameters, for instance:
>
> http://127.0.0.1:8181/kettle/executeTrans/?trans=sometransformation.ktr&;
> patameter1=m42
>
> But sometimes I need to post XML, JSON or else
> *Sent:* Tuesday, March 21, 2023 at 1:06 PM
> *From:* "Matt Casters" <[email protected]>
> *To:* [email protected]
> *Subject:* Re: HOP Server REST API
> Both the Web Service (pipelines) and Asynchronous Web Service (workflows)
> calls support both a content body as well as parameters.
>
> Cheers,
> Matt
>
> https://hop.apache.org/manual/latest/hop-server/web-service.html
> https://hop.apache.org/manual/latest/metadata-types/asyncwebservice.html
>
>
> On Tue, 21 Mar 2023 at 12:51, <[email protected]> wrote:
>
>>
>> Would be great if we could sent some palyload to Carte (I do not know
>> what's the name in Hop) - not only parameters. That's what I've always
>> missed in Kettle.
>>
>> *Sent:* Thursday, March 09, 2023 at 9:36 AM
>> *From:* "Matt Casters" <[email protected]>
>> *To:* [email protected]
>> *Subject:* Re: HOP Server REST API
>> Hi Phil,
>>
>> The easiest way to start a pipeline (or workflow) from another
>> application is probably to use a named synchronous or asynchronous web
>> service.
>> See here for more information:
>> https://hop.apache.org//manual/latest/hop-server/web-service.html
>>
>> Your point about the lacking REST API is taken though.  We're actually in
>> the process of making a better set of services.
>> Please let us know what you need in terms of the interface so we can
>> build this out over time.  We'll have a docker container to go along with
>> that as well.
>> https://hop.apache.org//manual/next/hop-rest/index.html
>>
>> All the best,
>> Matt
>>
>> On Thu, 9 Mar 2023 at 06:16, Phillip Brown <[email protected]>
>> wrote:
>>
>>> Hi
>>>
>>> Trying to understand the Hop Server REST API, and not finding the user
>>> manual all that helpful (Note, the Pentaho documentation is not any
>>> better in this regard)
>>>
>>> First, there seems to be duplication without any explanation of when to
>>> use some calls rather than other calls. For example, when would I use
>>> addPipeline vs registerPipeline? Why would I use prepareExec and
>>> startExec instead of startPipeline?
>>>
>>> Second, "Request body should contain xml containing
>>> pipeline_configuration (pipeline and pipeline_execution_configuration
>>> wrapped in pipeline_configuration tag)" is there without any real
>>> explanation of how you go about creating that request body, or where the
>>> pieces come from. There appears to be the implicit assumption that
>>> people should just know what it means. And the example in
>>> registerPipeline doesn't really help, and has an additional
>>> "metastore_json is base64 encoded GZip content" which also isn't
>>> explained.
>>>
>>> Finally, how would I go about doing something like running a pipeline
>>> from another application like Oracle APEX (see, for example,
>>> https://pretius.com/blog/pentaho-data-integration-oracle-apex/) ?
>>>
>>> Regards
>>>
>>> Phil Brown
>>>
>>
>>
>>
>>
>
>
>

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