Hi All, We scheduled the hangout today at 2.30 PM IST in order to discuss about the implementation of GCE load balancer support for Stratos.
Thanks. On Thu, Jun 18, 2015 at 10:17 PM, Gayan Gunarathne <gay...@wso2.com> wrote: > Hi Asanka, > > Thanks for the update. > > Yeah.It is better to have a hangout for this.I think we can schedule that > in early next week. > > Thanks, > Gayan > > > On Thu, Jun 18, 2015 at 6:18 PM, Asanka Sanjaya Herath <angal...@gmail.com > > wrote: > >> Hi Isuru and Gayan, >> >> I'm implementing the logic for listening to topology events for >> configuring the GCE LB. I have added my logic to configure method in >> GCELoadBalancer class [1]. >> >> I have attached a flow chart for logic of configure method. As topology >> changes, it analyses the topology and configure target pools, forwarding >> rules and health checks in GCE according to the given topology. >> >> Currently I'm testing the logic using sample applications. >> >> I would like to have the hangout too. Please let me know a comfortable >> time slot for you. >> >> [1]. >> https://github.com/asankasanjaya/stratos/blob/master/extensions/load-balancer/gce-extension/src/main/java/org/apache/stratos/gce/extension/GCELoadBalancer.java >> >> On Tue, Jun 16, 2015 at 6:43 PM, Asanka Sanjaya Herath < >> angal...@gmail.com> wrote: >> >>> Hi Gayan, >>> >>> >>>> Can you please describe how do you achieve this? >>> >>> >>> I think you are asking that how I implemented a way to wait for API call >>> completion. There are three types of operations in GCE. >>> 1. Global operations [1] >>> 2. Region operations [2] >>> 3. Zone operations [3] >>> >>> Therefore every time we do a API call, one of these operation objects >>> will be created in IaaS side. That operation has an attribute called >>> status. If status is DONE, operation is completed. So I periodically polled >>> that operation object from IaaS in order to check whether the operation has >>> been completed or not. >>> >>> I implemented three methods for this in GCEOperations.java class. >>> >>> a. waitForGlobalOperationCompletion(String operationName) >>> b. waitForRegionOperationCompletion(String operationName) >>> c. waitForZoneOperationCompletion(String operationName) >>> >>> >>>> Once you implement the listening to topology events for configuring >>>> the GCE LB, shall we have a Google hangout for this? >>> >>> >>> I'm happy to have a hangout for this. I think I'll be able to complete >>> that task within this week. I'll let you know once I'm done. >>> >>> [1]. >>> https://cloud.google.com/compute/docs/reference/latest/globalOperations >>> [2]. >>> https://cloud.google.com/compute/docs/reference/latest/regionOperations >>> [3]. >>> https://cloud.google.com/compute/docs/reference/latest/zoneOperations >>> >>> On Tue, Jun 16, 2015 at 11:36 AM, Gayan Gunarathne <gay...@wso2.com> >>> wrote: >>> >>>> >>>> Hi Asanka, >>>> >>>> On Tue, Jun 16, 2015 at 4:27 AM, Asanka Sanjaya Herath < >>>> angal...@gmail.com> wrote: >>>> >>>>> Hi, >>>>> >>>>> In last week I was working on following tasks. >>>>> >>>>> 1. Implementing a way to wait for API call completion >>>>> >>>> >>>> Can you please describe how do you achieve this? >>>> >>>> >>>>> 2. Getting the instance ID(The member ID in IaaS side) and adding the >>>>> instance to target pool >>>>> >>>>> Now I think the basic functionality of the extension is completed. I >>>>> tested it with a sample PHP application which is deployed using Stratos >>>>> and >>>>> I was able to access the application through the GCE load balancer >>>>> IP(Corresponding forwarding rule IP). >>>>> >>>> >>>> Great.Nice to hear that. >>>> >>>> >>>>> Here I'm listing TO DOs according to my opinion. >>>>> >>>>> 1. Implement the reload() method >>>>> 2. Implement the stop() method >>>>> 3. Adding a firewall rule >>>>> 4. Add validation checks >>>>> 5. Statistics publishing to CEP >>>>> 6. Exception handling >>>>> 7. Testing >>>>> 8. Discuss and implementing a better way to start the load >>>>> balancer(Stand alone mode or in application sign up process). >>>>> 9. Standardize the code >>>>> >>>>> Any comment is highly appreciated. >>>>> >>>>> Github repo: >>>>> >>>>> https://github.com/asankasanjaya/stratos/tree/master/extensions/load-balancer/gce-extension >>>>> >>>>> Good progress so far. Once you implement the listening to topology >>>> events for configuring the GCE LB, shall we have a Google hangout for this? >>>> >>>> >>>> -- >>>>> Thanks, >>>>> Regards, >>>>> ASH >>>>> >>>> >>>> >>>> >>>> -- >>>> >>>> Gayan Gunarathne >>>> Technical Lead, WSO2 Inc. (http://wso2.com) >>>> Committer & PMC Member, Apache Stratos >>>> email : gay...@wso2.com | mobile : +94 766819985 >>>> >>>> >>>> >>>> >>>> >>>> >>> >>> >>> >>> -- >>> Thanks, >>> Regards, >>> ASH >>> >> >> >> >> -- >> Thanks, >> Regards, >> ASH >> > > > > -- > > Gayan Gunarathne > Technical Lead, WSO2 Inc. (http://wso2.com) > Committer & PMC Member, Apache Stratos > email : gay...@wso2.com | mobile : +94 766819985 > > > -- Thanks, Regards, ASH
