[Backlogmanager] [FIWARE-JIRA] (HELP-13283) [fiware-stackoverflow] Error get empty value when retriving data from sth-comet

[Alvaro Alonso (JIRA)]

     [ https://jira.fiware.org/browse/HELP-13283?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Alvaro Alonso reassigned HELP-13283:
------------------------------------

    Assignee: Joaquín Salvachúa   (was: Alvaro Alonso)

> [fiware-stackoverflow] Error get empty value when retriving data from sth-comet
> -------------------------------------------------------------------------------
>
>                 Key: HELP-13283
>                 URL: https://jira.fiware.org/browse/HELP-13283
>             Project: Help-Desk
>          Issue Type: Monitor
>          Components: FIWARE-TECH-HELP
>            Reporter: Backlog Manager
>            Assignee: Joaquín Salvachúa 
>              Labels: fiware, fiware-sth-comet
>
> Created question in FIWARE Q/A platform on 08-09-2017 at 11:09
> {color: red}Please, ANSWER this question AT{color} https://stackoverflow.com/questions/46112683/error-get-empty-value-when-retriving-data-from-sth-comet
> +Question:+
> Error get empty value when retriving data from sth-comet
> +Description:+
> First i register service using this script
>   curl -H "Content-type: application/json" -H "Fiware-Service:
>   cairoUniversity" -H "Fiware-ServicePath: /FCI/ICDL" \ 
>   http://X.X.X.X:4041/iot/services -d '{   "services": [
>       {
>         "apikey":      "api1",
>         "cbroker":     "http://0.0.0.0:1026",
>         "entity_type": "Camps",
>         "resource":    "/iot/d"
>       }   ]  }'
> then i register device using this
>   curl http://X.X.X.X:4041/iot/devices \  -H "Content-type:
>   application/json" -H "Fiware-Service:cairoUniversity" -H
>   "Fiware-ServicePath: /FCI/ICDL" \  -d '{   "devices": [
>       {
>         "device_id":   "smartmeter2",
>         "entity_name": "ICDL2",
>         "entity_type": "Camps",
>         "protocol":    "PDI-IoTA-UltraLight",
>         "timezone":    "Europe/Madrid",
>         "attributes": [
>           {
>             "object_id": "c",
>             "name":      "Conscemption",
>             "type":      "int"
>           }
>         ]
>       }   ]  }'
> then i make subscription to orion
>   curl -X POST -H "Content-Type: application/json" -H "Accept:
>   application/json" -H "Fiware-Service: cairoUniversity" \
>   -H "Fiware-ServicePath: /FCI/ICDL" -H "Cache-Control: no-cache" -d '{
>        "entities": [
>            {
>                "type": "Camps",
>                "isPattern": "false",
>                "id": "ICDL2"
>            }
>        ],
>   >      "attributes": [
>            "Conscemption"
>        ],
>        "reference": "http://X.X.X.X:8666/notify",
>        "duration": "P1M",
>        "notifyConditions": [
>            {
>                "type": "ONCHANGE",
>                "condValues": [
>                    "Conscemption"
>                ]
>            }
>        ]  }' "http://X.X.X.X:1026/v1/subscribeContext" }
> after that i send observation
>   curl "http://X.X.X.X:7896/iot/d?k=api1&i=smartmeter2" -d 'c|47' -H
>   "Content-type: text/plain"
> and  finally  retrieve data from sth 
>   curl -X GET \
>   'http://X.X.X.X:8666/STH/v1/contextEntities/type/Camps/id/ICDL/attributes/Conscemption?aggrMethod=min&aggrPeriod=day&dateFrom=2015-01-28T00%3A00%3A00&dateTo=2018-01-01T23%3A59%3A59'
>   \   -H 'accept: application/json' \   -H 'cache-control: no-cache' \
>   -H 'content-type: application/json' \   -H 'fiware-service: cairoUniversity' \   -H 'fiware-servicepath: /FCI/ICDL' | python
>   -mjson.tool }
> i  got  this  respones
>   "contextResponses": [
>           {
>               "contextElement": {
>                   "attributes": [
>                       {
>                           "name": "Conscemption",
>                           "values": []
>                       }
>                   ],
>                   "id": "ICDL",
>                   "isPattern": false,
>                   "type": "Camps"
>               },
>               "statusCode": {
>                   "code": "200",
>                   "reasonPhrase": "OK"
>               }
>           }
>       ]
> and  this the logs
>   sth-comet  | time=2017-09-04T14:26:44.782Z | lvl=INFO | corr=n/a |
>   trans=n/a | op=OPER_STH_SERVER_LOG | from=n/a | srv=n/a | subsrv=n/a |
>   comp=STH | msg=Everything OK, 0 requests attended in the last 60s
>   interval sth-comet      | time=2017-09-04T14:27:44.787Z | lvl=INFO |
>   corr=n/a | trans=n/a | op=OPER_STH_SERVER_LOG | from=n/a | srv=n/a |
>   subsrv=n/a | comp=STH | msg=Everything OK, 0 requests attended in the
>   last 60s interval
>   
>   
>     sth-comet      | time=2017-09-04T14:27:52.834Z | lvl=WARN |
>     corr=99577e81-bbd4-4130-95f6-a9d029f84db0 |
>     trans=99577e81-bbd4-4130-95f6-a9d029f84db0 | op=OPER_STH_GET |
>     from=n/a | srv=cairoUniversity | subsrv=/FCI/ICDL | comp=STH |
>   
>   
>   > msg=Error when getting the aggregated data collection for retrieval
>   (the collection may not exist)
>   
>   sth-comet      | time=2017-09-04T14:28:44.792Z | lvl=INFO | corr=n/a |
>   trans=n/a | op=OPER_STH_SERVER_LOG | from=n/a | srv=n/a | subsrv=n/a |
>   comp=STH | msg=Everything OK, 0 requests attended in the last 60s
>   interval sth-comet      | time=2017-09-04T14:29:44.797Z | lvl=INFO |
>   corr=n/a | trans=n/a | op=OPER_STH_SERVER_LOG | from=n/a | srv=n/a |
>   subsrv=n/a | comp=STH | msg=Everything OK, 0 requests attended in the
>   last 60s interval sth-comet      | time=2017-09-04T14:30:44.805Z |
>   lvl=INFO | corr=n/a | trans=n/a | op=OPER_STH_SERVER_LOG | from=n/a |
>   srv=n/a | subsrv=n/a | comp=STH | msg=Everything OK, 0 requests
>   attended in the last 60s interval sth-comet      |
>   time=2017-09-04T14:31:44.811Z | lvl=INFO | corr=n/a | trans=n/a |
>   op=OPER_STH_SERVER_LOG | from=n/a | srv=n/a | subsrv=n/a | comp=STH |
>   msg=Everything OK, 0 requests attended in the last 60s interval
> What may case this problem and how solve it 



--
This message was sent by Atlassian JIRA
(v6.4.1#64016)