hi，
http://apache-flink-user-mailing-list-archive.2336050.n4.nabble.com/cancel-with-savepoint-404-Not-Found-td19227.html
it may help you.
and for flink on yarn cancel job , "yarn-cancel" work well not "cancel"
the below python code for trigging savepoint work well.
json = {"cancel-job": False}
r = requests.post(url, json=json)
Gary Yao <g...@data-artisans.com> 于2018年11月12日周一 下午5:33写道：
> Hi Henry,
>
> What you see in the API documentation is a schema definition and not a
> sample
> request. The request body should be:
>
> {
> "target-directory": "hdfs:///flinkDsl",
> "cancel-job": false
> }
>
> Let me know if that helps.
>
> Best,
> Gary
>
> On Mon, Nov 12, 2018 at 7:15 AM vino yang <yanghua1...@gmail.com> wrote:
>
>> Hi Henry,
>>
>> Maybe Gary can help you, ping him for you.
>>
>> Thanks, vino.
>>
>> 徐涛 <happydexu...@gmail.com> 于2018年11月12日周一 下午12:45写道：
>>
>>> HI Experts,
>>> I am trying to trigger a savepoint from Flink REST API on version 1.6 ,
>>> in the document it shows that I need to pass a json as a request body
>>> {
>>> "type" : "object”,
>>> "id" :
>>> "urn:jsonschema:org:apache:flink:runtime:rest:messages:job:savepoints:SavepointTriggerRequestBody”,
>>> "properties" : {
>>> "target-directory" : { "type" : "string" },
>>> "cancel-job" : { "type" : "boolean" }
>>> }
>>> }
>>> So I send the following json as
>>> {
>>> "type":"object”,
>>>
>>> "id":"urn:jsonschema:org:apache:flink:runtime:rest:messages:job:savepoints:SavepointTriggerRequestBody”,
>>> "properties”:{
>>> "target-directory":"hdfs:///flinkDsl”,
>>> "cancel-job”:false
>>> }
>>> }
>>>
>>> And I use okhttp to send the request:
>>> val MEDIA_TYPE_JSON = MediaType.parse("application/json; charset=utf-8")
>>> val body = RequestBody.create(MEDIA_TYPE_JSON, postBody)
>>> val request = new Request.Builder()
>>> .url(url)
>>> .post(body)
>>> .build()
>>> client.newCall(request).execute()
>>>
>>>
>>> but get an error {"errors":["Request did not match expected format
>>> SavepointTriggerRequestBody.”]}
>>> Would anyone give an example of how to invoke the post rest api of Flink?
>>> Thanks a lot.
>>>
>>> Best
>>> Henry
>>>
>>
