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From "Eric Yang (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (YARN-8542) Yarn Service: Add component name to container json
Date Mon, 22 Oct 2018 19:57:00 GMT

    [ https://issues.apache.org/jira/browse/YARN-8542?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16659605#comment-16659605
] 

Eric Yang commented on YARN-8542:
---------------------------------

[~csingh] Thank you for the patch.  +1 for patch 002, will commit shortly.

> Yarn Service: Add component name to container json
> --------------------------------------------------
>
>                 Key: YARN-8542
>                 URL: https://issues.apache.org/jira/browse/YARN-8542
>             Project: Hadoop YARN
>          Issue Type: Improvement
>            Reporter: Chandni Singh
>            Assignee: Chandni Singh
>            Priority: Major
>         Attachments: YARN-8542.001.patch, YARN-8542.002.patch
>
>
> GET app/v1/services/{{service-name}}/component-instances returns a list of containers
with YARN-8299.
> {code:java}
> [
> {
> "id": "container_1531508836237_0001_01_000003",
> "ip": "192.168.2.51",
> "hostname": "HW12119.local",
> "state": "READY",
> "launch_time": 1531509014497,
> "bare_host": "192.168.2.51",
> "component_instance_name": "sleeper-1"
> },
> {
> "id": "container_1531508836237_0001_01_000002",
> "ip": "192.168.2.51",
> "hostname": "HW12119.local",
> "state": "READY",
> "launch_time": 1531509013492,
> "bare_host": "192.168.2.51",
> "component_instance_name": "sleeper-0"
> }
> ]{code}
> {{component_name}} is not part of container json, so it is hard to tell which component
an instance belongs to. 
> To fix this, will change the format of returned containers to:
> {code:java}
> [
>   {
>     "name": "ping",
>     "containers": [
>       {
>         "bare_host": "eyang-4.openstacklocal",
>         "component_instance_name": "ping-0",
>         "hostname": "ping-0.qqq.hbase.ycluster",
>         "id": "container_1531765479645_0002_01_000002",
>         "ip": "172.26.111.21",
>         "launch_time": 1531767377301,
>         "state": "READY"
>       },
>       {
>         "bare_host": "eyang-4.openstacklocal",
>         "component_instance_name": "ping-1",
>         "hostname": "ping-1.qqq.hbase.ycluster",
>         "id": "container_1531765479645_0002_01_000007",
>         "ip": "172.26.111.21",
>         "launch_time": 1531767410395,
>         "state": "RUNNING_BUT_UNREADY"
>       }
>     ]
>   },
>   {
>     "name": "sleep",
>     "containers": [
>       {
>         "bare_host": "eyang-5.openstacklocal",
>         "component_instance_name": "sleep-0",
>         "hostname": "sleep-0.qqq.hbase.ycluster",
>         "id": "container_1531765479645_0002_01_000004",
>         "ip": "172.26.111.20",
>         "launch_time": 1531767377710,
>         "state": "READY"
>       },
>       {
>         "bare_host": "eyang-4.openstacklocal",
>         "component_instance_name": "sleep-1",
>         "hostname": "sleep-1.qqq.hbase.ycluster",
>         "id": "container_1531765479645_0002_01_000005",
>         "ip": "172.26.111.21",
>         "launch_time": 1531767378303,
>         "state": "READY"
>       }
>     ]
>   }
> ]{code}
>  



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