On Tue, Mar 1, 2016 at 8:55 PM, David Hbase <davidhb...@gmail.com> wrote:
> Need to confirm which Kubernetes version is supported by Straots 4.1.5? > > V1.03 or V1.1+ ? > > It's 1.0.6, with [1] it will support 1.1.4 > Looks like the kubernetes-api-2.2.16.jar time frame is for V1.03 > This would not affect Stratos unless there are changes related to pod and services API methods. [1] https://github.com/apache/stratos/commit/75ee9598fbd520a1eda697c3f6e51966e2f404a9 Thanks > > Thanks > -D > > On Mon, Feb 15, 2016 at 6:32 PM, David Hbase <davidhb...@gmail.com> wrote: > >> Hi, Pubudu: >> >> Could help with the JIRA DEV-205? Need your help for the CentOS (6 and 7) >> container Python Agent. >> >> Thanks >> -D >> >> >> On Tue, Feb 2, 2016 at 8:48 AM, Pubudu Gunatilaka <pubu...@wso2.com> >> wrote: >> >>> Hi David, >>> >>> I will try to create the docker image for php and push the image to the >>> docker hub. I will update the thread with the progress. >>> >>> Thank you! >>> >>> On Tue, Feb 2, 2016 at 8:33 PM, David Hbase <davidhb...@gmail.com> >>> wrote: >>> >>>> Hi, Pubudu >>>> >>>> Thanks for your update, I am trying the work around now. >>>> >>>> Since we a re moving to production approach now, would you able to have >>>> the 4.1.5 container image ready as soon as possible for 4.1.5? >>>> >>>> Thanks again! >>>> -D >>>> >>>> On Tue, Feb 2, 2016 at 1:31 AM, Pubudu Gunatilaka <pubu...@wso2.com> >>>> wrote: >>>> >>>>> Hi David, >>>>> >>>>> It looks like there is a minor issue. I think you are using Stratos >>>>> 4.1.5 samples and the docker image is 4.1.4. We haven't published 4.1.5 >>>>> php >>>>> docker image and php 4.1.4 docker image is not compatible with the Stratos >>>>> 4.1.5 samples. We will publish 4.1.5 php docker image soon. >>>>> >>>>> For the moment you can try following. >>>>> >>>>> 1. Make sure you have the following structure in [1]. >>>>> >>>>> If you have MB_URLS in the sample, use MB_IP and MB_PORT. In Stratos >>>>> 4.1.4 we don't support mb credentials. So you can remove MB_USERNAME and >>>>> MB_PASSWORD as well. >>>>> >>>>> Due to the payload values mismatch, python agent has not started. That >>>>> is why you cannot see the agent log in the tmp directory except init.log. >>>>> >>>>> [1] - >>>>> https://github.com/apache/stratos/blob/4.1.4/samples/kubernetes-clusters/kubernetes-cluster-2.json >>>>> >>>>> Thank you! >>>>> >>>>> On Tue, Feb 2, 2016 at 1:59 PM, David Hbase <davidhb...@gmail.com> >>>>> wrote: >>>>> >>>>>> Hi, Pubudu >>>>>> >>>>>> Looks like the payload is not working. Is there any introduction for >>>>>> the kubernetes cartridge setup? >>>>>> >>>>>> etc: python agent and initial scripts for the kubernetes containers? >>>>>> >>>>>> Thanks >>>>>> -D >>>>>> >>>>>> On Tue, Feb 2, 2016 at 12:27 AM, David Hbase <davidhb...@gmail.com> >>>>>> wrote: >>>>>> >>>>>>> Hi, Pubudu >>>>>>> >>>>>>> There is no python agent running and /tmp folder is empty in the >>>>>>> container. >>>>>>> >>>>>>> [2016-02-02 08:24:07,821] DEBUG {PluginFileLocator.py:locatePlugins} >>>>>>> - __init__.py is not a valid plugin for strategy info_ext >>>>>>> [2016-02-02 08:24:07,821] DEBUG {config.py:initialize_extensions} - >>>>>>> Found extension executor [ExtensionExecutor] at >>>>>>> [/mnt/apache-stratos-python-cartridge-agent-4.1.4/extensions/py/ExtensionExecutor] >>>>>>> [2016-02-02 08:24:07,821] INFO {config.py:initialize_extensions} - >>>>>>> Activated extension executor [ExtensionExecutor] >>>>>>> [2016-02-02 08:24:07,821] DEBUG {config.py:read_property} - Reading >>>>>>> property: mb.ip = >>>>>>> Traceback (most recent call last): >>>>>>> File "/mnt/apache-stratos-python-cartridge-agent-4.1.4/agent.py", >>>>>>> line 329, in <module> >>>>>>> main() >>>>>>> File "/mnt/apache-stratos-python-cartridge-agent-4.1.4/agent.py", >>>>>>> line 317, in main >>>>>>> cartridge_agent = CartridgeAgent() >>>>>>> File "/mnt/apache-stratos-python-cartridge-agent-4.1.4/agent.py", >>>>>>> line 44, in __init__ >>>>>>> mb_ip = Config.read_property(constants.MB_IP) >>>>>>> File "/mnt/apache-stratos-python-cartridge-agent-4.1.4/config.py", >>>>>>> line 258, in read_property >>>>>>> raise ParameterNotFoundException("Cannot find the value of >>>>>>> required parameter: %r" % property_key) >>>>>>> exception.ParameterNotFoundException: Cannot find the value of >>>>>>> required parameter: 'mb.ip' >>>>>>> ^C >>>>>>> [1]+ Exit 1 >>>>>>> /mnt/apache-stratos-python-cartridge-agent-4.1.4/agent.py >>>>>>> >>>>>>> Thanks >>>>>>> -D >>>>>>> >>>>>>> On Tue, Feb 2, 2016 at 12:06 AM, David Hbase <davidhb...@gmail.com> >>>>>>> wrote: >>>>>>> >>>>>>>> Great! Checking now. will update soon. >>>>>>>> >>>>>>>> Thanks >>>>>>>> -D >>>>>>>> >>>>>>>> On Tue, Feb 2, 2016 at 12:05 AM, Pubudu Gunatilaka < >>>>>>>> pubu...@wso2.com> wrote: >>>>>>>> >>>>>>>>> Hi, >>>>>>>>> >>>>>>>>> In Stratos we do have a python cartridge agent which publishers >>>>>>>>> health stats to Stratos manager and handles life cycle in the >>>>>>>>> application >>>>>>>>> deployment. To narrow down the issue, please follow the steps below. >>>>>>>>> >>>>>>>>> 1. Find the ip address of the container (or pod). It will be shown >>>>>>>>> in the application. If you hover the mouse on top of the application >>>>>>>>> node >>>>>>>>> you can see the ip address of the pod. >>>>>>>>> 2. SSH to K8 master node and again ssh to the pod using following >>>>>>>>> commands. >>>>>>>>> >>>>>>>>> ssh core@<master_ip> >>>>>>>>> ssh root@<container_ip> >>>>>>>>> >>>>>>>>> Use the password as stratos when logging. >>>>>>>>> >>>>>>>>> 3. Now you can check the agent log in the /tmp directory. Log is >>>>>>>>> agent-screen.log. >>>>>>>>> >>>>>>>>> >>>>>>>>> Thank you! >>>>>>>>> >>>>>>>>> On Tue, Feb 2, 2016 at 1:20 PM, David Hbase <davidhb...@gmail.com> >>>>>>>>> wrote: >>>>>>>>> >>>>>>>>>> Hi, Pubudu >>>>>>>>>> >>>>>>>>>> Thanks for your quick response, >>>>>>>>>> >>>>>>>>>> I found an issue: the docker image tag is a wrong tag ( in our >>>>>>>>>> 4.1.5 kubernetes sample code ): >>>>>>>>>> "imageId": "stratos/php:4.1.5", can not be found in docker hub, >>>>>>>>>> after changed to "imageId": "stratos/php:4.1.4", the php container >>>>>>>>>> can be >>>>>>>>>> initialized, but can not be activated in Stratos Topology >>>>>>>>>> >>>>>>>>>> Checked with kubectl get pod, it's already activated. >>>>>>>>>> >>>>>>>>>> Want to know if Stratos Topology monitor the service/pod status >>>>>>>>>> or not? If not, how can be activated? >>>>>>>>>> >>>>>>>>>> Thanks >>>>>>>>>> -D >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> On Mon, Feb 1, 2016 at 11:25 PM, Pubudu Gunatilaka < >>>>>>>>>> pubu...@wso2.com> wrote: >>>>>>>>>> >>>>>>>>>>> Hi David, >>>>>>>>>>> >>>>>>>>>>> Stratos 4.1.5 supports Kubernetes 1.0.3. >>>>>>>>>>> >>>>>>>>>>> This error log could encounter due to following reasons. >>>>>>>>>>> >>>>>>>>>>> 1. Make sure you have pulled the correct php docker image in >>>>>>>>>>> kubernetes nodes. (except k8 master node) >>>>>>>>>>> Docker image version is specified in the php cartridge. >>>>>>>>>>> >>>>>>>>>>> 2. If the docker image is there, try executing 'docker ps' in k8 >>>>>>>>>>> nodes. Basically you will have to find correct k8 host node for the >>>>>>>>>>> particular pod. 'docker ps' will show the reason for not starting >>>>>>>>>>> the >>>>>>>>>>> container. >>>>>>>>>>> >>>>>>>>>>> Thank you! >>>>>>>>>>> >>>>>>>>>>> On Tue, Feb 2, 2016 at 12:31 PM, David Hbase < >>>>>>>>>>> davidhb...@gmail.com> wrote: >>>>>>>>>>> >>>>>>>>>>>> Hi, Imesh >>>>>>>>>>>> >>>>>>>>>>>> Thanks for your reply. I follow the doc to setup the >>>>>>>>>>>> Stratos-Kubernetes cluster, but can not have the topology >>>>>>>>>>>> activated. >>>>>>>>>>>> >>>>>>>>>>>> The kubernetes version is: >>>>>>>>>>>> kubernetes-1.0.3-0.2.gitb9a88a7.el7.x86_64 >>>>>>>>>>>> >>>>>>>>>>>> Stratos version: is 4.1.5 >>>>>>>>>>>> >>>>>>>>>>>> Do we have to upgrade kubernetes to 1.1 or later version? >>>>>>>>>>>> >>>>>>>>>>>> Is there any suggestion? >>>>>>>>>>>> >>>>>>>>>>>> Thanks >>>>>>>>>>>> -D >>>>>>>>>>>> >>>>>>>>>>>> {org.apache.stratos.cloud.controller.iaases.kubernetes.KubernetesIaas} >>>>>>>>>>>> - Could not start container: [application] single-cartridge-app >>>>>>>>>>>> [cartridge] php [member] >>>>>>>>>>>> single-cartridge-app.my-php.php.domain2393142c-70e0-4c51-8ff0-bcbdd234c1fc >>>>>>>>>>>> java.lang.RuntimeException: Pod status did not change to >>>>>>>>>>>> running within 60 sec: [application] single-cartridge-app >>>>>>>>>>>> [cartridge] php >>>>>>>>>>>> [member] >>>>>>>>>>>> single-cartridge-app.my-php.php.domain2393142c-70e0-4c51-8ff0-bcbdd234c1fc >>>>>>>>>>>> [pod] pod-1 >>>>>>>>>>>> at >>>>>>>>>>>> org.apache.stratos.cloud.controller.iaases.kubernetes.KubernetesIaas.waitForPodToBeActivated(KubernetesIaas.java:347) >>>>>>>>>>>> at >>>>>>>>>>>> org.apache.stratos.cloud.controller.iaases.kubernetes.KubernetesIaas.startContainer(KubernetesIaas.java:234) >>>>>>>>>>>> at >>>>>>>>>>>> org.apache.stratos.cloud.controller.iaases.kubernetes.KubernetesIaas.startInstance(KubernetesIaas.java:127) >>>>>>>>>>>> at >>>>>>>>>>>> org.apache.stratos.cloud.controller.services.impl.InstanceCreator.startInstance(InstanceCreator.java:99) >>>>>>>>>>>> at >>>>>>>>>>>> org.apache.stratos.cloud.controller.services.impl.InstanceCreator.run(InstanceCreator.java:67) >>>>>>>>>>>> at >>>>>>>>>>>> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) >>>>>>>>>>>> at >>>>>>>>>>>> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) >>>>>>>>>>>> at java.lang.Thread.run(Thread.java:745) >>>>>>>>>>>> TID: [0] [STRATOS] [2016-01-28 01:14:47,976] ERROR >>>>>>>>>>>> {org.apache.stratos.cloud.controller.services.impl.InstanceCreator} >>>>>>>>>>>> - >>>>>>>>>>>> Could not start instance: [cartridge-type] php [cluster-id] >>>>>>>>>>>> single-cartridge-app.my-php.php.domain >>>>>>>>>>>> java.lang.RuntimeException: Could not start container: >>>>>>>>>>>> [application] single-cartridge-app [cartridge] php [member] >>>>>>>>>>>> single-cartridge-app.my-php.php.domain2393142c-70e0-4c51-8ff0-bcbdd234c1fc >>>>>>>>>>>> at >>>>>>>>>>>> org.apache.stratos.cloud.controller.iaases.kubernetes.KubernetesIaas.startContainer(KubernetesIaas.java:248) >>>>>>>>>>>> at >>>>>>>>>>>> org.apache.stratos.cloud.controller.iaases.kubernetes.KubernetesIaas.startInstance(KubernetesIaas.java:127) >>>>>>>>>>>> at >>>>>>>>>>>> org.apache.stratos.cloud.controller.services.impl.InstanceCreator.startInstance(InstanceCreator.java:99) >>>>>>>>>>>> at >>>>>>>>>>>> org.apache.stratos.cloud.controller.services.impl.InstanceCreator.run(InstanceCreator.java:67) >>>>>>>>>>>> at >>>>>>>>>>>> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) >>>>>>>>>>>> at >>>>>>>>>>>> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) >>>>>>>>>>>> at java.lang.Thread.run(Thread.java:745) >>>>>>>>>>>> Caused by: java.lang.RuntimeException: Pod status did not >>>>>>>>>>>> change to running within 60 sec: [application] single-cartridge-app >>>>>>>>>>>> [cartridge] php [member] >>>>>>>>>>>> single-cartridge-app.my-php.php.domain2393142c-70e0-4c51-8ff0-bcbdd234c1fc >>>>>>>>>>>> [pod] pod-1 >>>>>>>>>>>> at >>>>>>>>>>>> org.apache.stratos.cloud.controller.iaases.kubernetes.KubernetesIaas.waitForPodToBeActivated(KubernetesIaas.java:347) >>>>>>>>>>>> at >>>>>>>>>>>> org.apache.stratos.cloud.controller.iaases.kubernetes.KubernetesIaas.startContainer(KubernetesIaas.java:234) >>>>>>>>>>>> ... 6 more >>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>>> On Wed, Jan 27, 2016 at 1:44 AM, Imesh Gunaratne < >>>>>>>>>>>> im...@apache.org> wrote: >>>>>>>>>>>> >>>>>>>>>>>>> Hi David, >>>>>>>>>>>>> >>>>>>>>>>>>> On Tue, Jan 26, 2016 at 8:28 PM, David Hbase < >>>>>>>>>>>>> davidhb...@gmail.com> wrote: >>>>>>>>>>>>> >>>>>>>>>>>>>> Hi, Imesh >>>>>>>>>>>>>> >>>>>>>>>>>>>> I have realized the tenancy routing service, but still issues >>>>>>>>>>>>>> with Kubernetes. Would like to know if there any updated >>>>>>>>>>>>>> kubernetes >>>>>>>>>>>>>> document? etc: >>>>>>>>>>>>>> >>>>>>>>>>>>> >>>>>>>>>>>>> AFAIK the documentation is updated, what were the issues you >>>>>>>>>>>>> got? >>>>>>>>>>>>> >>>>>>>>>>>>>> >>>>>>>>>>>>>> 1. Auto scaling with Kubernetes? ( Dynamic add the minions >>>>>>>>>>>>>> without interrupt the curretn running services ?) >>>>>>>>>>>>>> >>>>>>>>>>>>> >>>>>>>>>>>>> Kubernetes (K8S) nodes can be autoscaled by creating a >>>>>>>>>>>>> separate composite application for K8S. Then another application >>>>>>>>>>>>> can be >>>>>>>>>>>>> created for the required product to be run on the above K8S >>>>>>>>>>>>> cluster. >>>>>>>>>>>>> However dynamic load balancing would be a problem for the pods >>>>>>>>>>>>> that run on >>>>>>>>>>>>> K8S because Stratos topology does not get updated with Node IPs >>>>>>>>>>>>> when K8S >>>>>>>>>>>>> nodes are autoscaled. >>>>>>>>>>>>> >>>>>>>>>>>>> >>>>>>>>>>>>>> 2. Application Topology can display the service and pods in >>>>>>>>>>>>>> the Kubernetes cluster? >>>>>>>>>>>>>> >>>>>>>>>>>>> >>>>>>>>>>>>> No, currently the topology view in the Stratos UI does not >>>>>>>>>>>>> show services or pords. However Kubernetes Cockpit UI can be used >>>>>>>>>>>>> for this. >>>>>>>>>>>>> >>>>>>>>>>>>> Thanks >>>>>>>>>>>>> >>>>>>>>>>>>> On Wed, Jan 27, 2016 at 2:40 PM, David Hbase < >>>>>>>>>>>>> davidhb...@gmail.com> wrote: >>>>>>>>>>>>> >>>>>>>>>>>>>> Thanks Chamila, >>>>>>>>>>>>>> >>>>>>>>>>>>>> Got great answers with the Kubernetes auto scaling (via node >>>>>>>>>>>>>> v 1.1 and or node). But would like to know what's the Stratos >>>>>>>>>>>>>> auto scaling >>>>>>>>>>>>>> functions with Kubernetes? >>>>>>>>>>>>>> >>>>>>>>>>>>>> etc: in Stratos we setup the auto scaling policy for the >>>>>>>>>>>>>> kubernetes cluster, when and how can this auto scaling policy >>>>>>>>>>>>>> work? ( will >>>>>>>>>>>>>> scaling the new pod or node ? ) >>>>>>>>>>>>>> >>>>>>>>>>>>>> Thanks >>>>>>>>>>>>>> -D >>>>>>>>>>>>>> >>>>>>>>>>>>>> On Tue, Jan 26, 2016 at 11:16 AM, Chamila De Alwis < >>>>>>>>>>>>>> chami...@wso2.com> wrote: >>>>>>>>>>>>>> >>>>>>>>>>>>>>> Hi David, >>>>>>>>>>>>>>> >>>>>>>>>>>>>>> On Tue, Jan 26, 2016 at 8:28 PM, David Hbase < >>>>>>>>>>>>>>> davidhb...@gmail.com> wrote: >>>>>>>>>>>>>>> >>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>> 1. Auto scaling with Kubernetes? ( Dynamic add the minions >>>>>>>>>>>>>>>> without interrupt the curretn running services ?) >>>>>>>>>>>>>>>> >>>>>>>>>>>>>>> In Kubernetes, the Node Controller is the component in >>>>>>>>>>>>>>> charge of registration and revocation of Nodes (minions) in a >>>>>>>>>>>>>>> cluster. >>>>>>>>>>>>>>> However as the Kubernetes documentation states [1], it doesn't >>>>>>>>>>>>>>> automatically provision a new node, simply performing the >>>>>>>>>>>>>>> registry task for >>>>>>>>>>>>>>> the list of nodes. >>>>>>>>>>>>>>> >>>>>>>>>>>>>>> Therefore, any autoscaling of Nodes would have to be done at >>>>>>>>>>>>>>> a different layer, based on metrics like CPU usage. CloudWatch >>>>>>>>>>>>>>> for EC2 or >>>>>>>>>>>>>>> Heat for OpenStack are few examples of achieving this. Nodes >>>>>>>>>>>>>>> will have to >>>>>>>>>>>>>>> be configured to auto register with the proxy. >>>>>>>>>>>>>>> >>>>>>>>>>>>>>> If you're looking for Pod autoscaling, this is already >>>>>>>>>>>>>>> implemented in Kubernetes 1.1 [2]. Autoscaling is based on CPU >>>>>>>>>>>>>>> usage. >>>>>>>>>>>>>>> >>>>>>>>>>>>>>> 2. Application Topology can display the service and pods in >>>>>>>>>>>>>>>> the Kubernetes cluster? >>>>>>>>>>>>>>> >>>>>>>>>>>>>>> In Stratos, the Application Topology is the view of the >>>>>>>>>>>>>>> Composite Application deployment. It doesn't show the IaaS >>>>>>>>>>>>>>> specific details >>>>>>>>>>>>>>> such as Services and Pods. These details will have to be >>>>>>>>>>>>>>> retrieved from the >>>>>>>>>>>>>>> Kube-UI. >>>>>>>>>>>>>>> >>>>>>>>>>>>>>> [1] - >>>>>>>>>>>>>>> http://kubernetes.io/v1.1/docs/admin/node.html#node-controller >>>>>>>>>>>>>>> [2] - >>>>>>>>>>>>>>> http://kubernetes.io/v1.1/docs/user-guide/horizontal-pod-autoscaler.html >>>>>>>>>>>>>>> >>>>>>>>>>>>>>> >>>>>>>>>>>>>>> Regards, >>>>>>>>>>>>>>> Chamila de Alwis >>>>>>>>>>>>>>> Committer and PMC Member - Apache Stratos >>>>>>>>>>>>>>> Software Engineer | WSO2 | +94772207163 >>>>>>>>>>>>>>> Blog: code.chamiladealwis.com >>>>>>>>>>>>>>> >>>>>>>>>>>>>>> >>>>>>>>>>>>>>> >>>>>>>>>>>>>> >>>>>>>>>>>>> >>>>>>>>>>>>> >>>>>>>>>>>>> -- >>>>>>>>>>>>> Imesh Gunaratne >>>>>>>>>>>>> >>>>>>>>>>>>> Senior Technical Lead, WSO2 >>>>>>>>>>>>> Committer & PMC Member, Apache Stratos >>>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> -- >>>>>>>>>>> *Pubudu Gunatilaka* >>>>>>>>>>> Committer and PMC Member - Apache Stratos >>>>>>>>>>> Software Engineer >>>>>>>>>>> WSO2, Inc.: http://wso2.com >>>>>>>>>>> mobile : +94774079049 <%2B94772207163> >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>> >>>>>>>>> >>>>>>>>> >>>>>>>>> -- >>>>>>>>> *Pubudu Gunatilaka* >>>>>>>>> Committer and PMC Member - Apache Stratos >>>>>>>>> Software Engineer >>>>>>>>> WSO2, Inc.: http://wso2.com >>>>>>>>> mobile : +94774079049 <%2B94772207163> >>>>>>>>> >>>>>>>>> >>>>>>>> >>>>>>> >>>>>> >>>>> >>>>> >>>>> -- >>>>> *Pubudu Gunatilaka* >>>>> Committer and PMC Member - Apache Stratos >>>>> Software Engineer >>>>> WSO2, Inc.: http://wso2.com >>>>> mobile : +94774079049 <%2B94772207163> >>>>> >>>>> >>>> >>> >>> >>> -- >>> *Pubudu Gunatilaka* >>> Committer and PMC Member - Apache Stratos >>> Software Engineer >>> WSO2, Inc.: http://wso2.com >>> mobile : +94774079049 <%2B94772207163> >>> >>> >> > -- Imesh Gunaratne Senior Technical Lead, WSO2 Committer & PMC Member, Apache Stratos
