mesos-user mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Jay Taylor <outtat...@gmail.com>
Subject Re: Can health-checks be run by Mesos for docker tasks?
Date Wed, 07 Oct 2015 02:38:07 GMT
My current version is 0.24.1.

On Tue, Oct 6, 2015 at 7:30 PM, haosdent <haosdent@gmail.com> wrote:

> yes, adam also help commit it to 0.23.1 and 0.24.1
> https://github.com/apache/mesos/commit/8c0ed92de3925d4312429bfba01b9b1ccbcbbef0
>
> https://github.com/apache/mesos/commit/09e367cd69aa39c156c9326d44f4a7b829ba3db7
> Are you use one of this version?
>
> On Wed, Oct 7, 2015 at 10:26 AM, haosdent <haosdent@gmail.com> wrote:
>
>> I remember 0.23.1 and 0.24.1 contains this backport, let me double check.
>>
>> On Wed, Oct 7, 2015 at 10:01 AM, Jay Taylor <outtatime@gmail.com> wrote:
>>
>>> Oops- Now I see you already said it's in master.  I'll look there :)
>>>
>>> Thanks again!
>>>
>>> On Tue, Oct 6, 2015 at 6:59 PM, Jay Taylor <jay@jaytaylor.com> wrote:
>>>
>>>> Great, thanks for the quick reply Tim!
>>>>
>>>> Do you know if there is a branch I can checkout to test it out?
>>>>
>>>> On Tue, Oct 6, 2015 at 6:54 PM, Timothy Chen <tim@mesosphere.io> wrote:
>>>>
>>>>> Hi Jay,
>>>>>
>>>>> We just added health check support for docker tasks that's in master
>>>>> but not yet released. It will run docker exec with the command you provided
>>>>> as health checks.
>>>>>
>>>>> It should be in the next release.
>>>>>
>>>>> Thanks!
>>>>>
>>>>> Tim
>>>>>
>>>>>
>>>>> On Oct 6, 2015, at 6:49 PM, Jay Taylor <outtatime@gmail.com> wrote:
>>>>>
>>>>> Does Mesos support health checks for docker image tasks?  Mesos seems
>>>>> to be ignoring the TaskInfo.HealthCheck field for me.
>>>>>
>>>>> Example TaskInfo JSON received back from Mesos:
>>>>>
>>>>> {
>>>>>>
>>>>>>   "name":"hello-app.web.v3",
>>>>>>
>>>>>>   "task_id":{
>>>>>>
>>>>>>     "value":"hello-app_web-v3.fc05a1a5-1e06-4e61-9879-be0d97cd3eec"
>>>>>>
>>>>>>   },
>>>>>>
>>>>>>   "slave_id":{
>>>>>>
>>>>>>     "value":"20150924-210922-1608624320-5050-1792-S1"
>>>>>>
>>>>>>   },
>>>>>>
>>>>>>   "resources":[
>>>>>>
>>>>>>     {
>>>>>>
>>>>>>       "name":"cpus",
>>>>>>
>>>>>>       "type":0,
>>>>>>
>>>>>>       "scalar":{
>>>>>>
>>>>>>         "value":0.1
>>>>>>
>>>>>>       }
>>>>>>
>>>>>>     },
>>>>>>
>>>>>>     {
>>>>>>
>>>>>>       "name":"mem",
>>>>>>
>>>>>>       "type":0,
>>>>>>
>>>>>>       "scalar":{
>>>>>>
>>>>>>         "value":256
>>>>>>
>>>>>>       }
>>>>>>
>>>>>>     },
>>>>>>
>>>>>>     {
>>>>>>
>>>>>>       "name":"ports",
>>>>>>
>>>>>>       "type":1,
>>>>>>
>>>>>>       "ranges":{
>>>>>>
>>>>>>         "range":[
>>>>>>
>>>>>>           {
>>>>>>
>>>>>>             "begin":31002,
>>>>>>
>>>>>>             "end":31002
>>>>>>
>>>>>>           }
>>>>>>
>>>>>>         ]
>>>>>>
>>>>>>       }
>>>>>>
>>>>>>     }
>>>>>>
>>>>>>   ],
>>>>>>
>>>>>>   "command":{
>>>>>>
>>>>>>     "container":{
>>>>>>
>>>>>>       "image":"docker-services1a:5000/test/app-81-1-hello-app-103"
>>>>>>
>>>>>>     },
>>>>>>
>>>>>>     "shell":false
>>>>>>
>>>>>>   },
>>>>>>
>>>>>>   "container":{
>>>>>>
>>>>>>     "type":1,
>>>>>>
>>>>>>     "docker":{
>>>>>>
>>>>>>       "image":"docker-services1a:5000/gig1/app-81-1-hello-app-103",
>>>>>>
>>>>>>       "network":2,
>>>>>>
>>>>>>       "port_mappings":[
>>>>>>
>>>>>>         {
>>>>>>
>>>>>>           "host_port":31002,
>>>>>>
>>>>>>           "container_port":8000,
>>>>>>
>>>>>>           "protocol":"tcp"
>>>>>>
>>>>>>         }
>>>>>>
>>>>>>       ],
>>>>>>
>>>>>>       "privileged":false,
>>>>>>
>>>>>>       "parameters":[],
>>>>>>
>>>>>>       "force_pull_image":false
>>>>>>
>>>>>>     }
>>>>>>
>>>>>>   },
>>>>>>
>>>>>>   "health_check":{
>>>>>>
>>>>>>     "delay_seconds":5,
>>>>>>
>>>>>>     "interval_seconds":10,
>>>>>>
>>>>>>     "timeout_seconds":10,
>>>>>>
>>>>>>     "consecutive_failures":3,
>>>>>>
>>>>>>     "grace_period_seconds":0,
>>>>>>
>>>>>>     "command":{
>>>>>>
>>>>>>       "shell":true,
>>>>>>
>>>>>>       "value":"sleep 5",
>>>>>>
>>>>>>       "user":"root"
>>>>>>
>>>>>>     }
>>>>>>
>>>>>>   }
>>>>>>
>>>>>> }
>>>>>>
>>>>>>
>>>>> I have searched all machines and containers to see if they ever run
>>>>> the command (in this case `sleep 5`), but have not found any indication
>>>>> that it is being executed.
>>>>>
>>>>> In the mesos src code the health-checks are invoked from
>>>>> src/launcher/executor.cpp CommandExecutorProcess::launchTask.  Does this
>>>>> mean that health-checks are only supported for custom executors and not
for
>>>>> docker tasks?
>>>>>
>>>>> What I am trying to accomplish is to have the 0/non-zero exit-status
>>>>> of a health-check command translate to task health.
>>>>>
>>>>> Thanks!
>>>>> Jay
>>>>>
>>>>>
>>>>
>>>
>>
>>
>> --
>> Best Regards,
>> Haosdent Huang
>>
>
>
>
> --
> Best Regards,
> Haosdent Huang
>

Mime
View raw message