Hi On Wed, Dec 3, 2014 at 2:19 PM, Lakmal Warusawithana <lak...@wso2.com> wrote:
> > > On Wed, Dec 3, 2014 at 2:18 PM, Nirmal Fernando <nir...@wso2.com> wrote: > >> Hi Lakmal, >> >> >> On Wed, Dec 3, 2014 at 2:14 PM, Lakmal Warusawithana <lak...@wso2.com> >> wrote: >> >>> I think we need to understand terminology correctly. >>> >>> - Application create - create application json >>> >>> If the >> >>> >>> - deployment policy - deployment pattens of the application >>> >>> shouldn't we remove the deployment policy, once the application >> undeployed ? >> > +1 > We are removing the deployment policy once the application is underplayed. Another thing is that, can the users be able to remove the created application at some point? Thanks, Reka > > >> >>> - application deploy - combine application json+deployment policy. - >>> this is the time we are actually spin instances/containers. >>> - application un deploy - remove all instances/containers/monitors >>> >>> Are we clear now? >>> >>> >>> On Wed, Dec 3, 2014 at 10:48 AM, Reka Thirunavukkarasu <r...@wso2.com> >>> wrote: >>> >>>> Hi All, >>>> >>>> As from earlier model, we were wiping out the monitors when we undeploy >>>> the application. But we are currently starting the monitors when we deploy >>>> the deployment policy. So, when undeploying the policy only, we will have >>>> to wipe out all the clusters and the monitors. In that case, the flow for >>>> the undeployment of the policy will be as below: >>>> >>>> Undeployment of policy >>>> ------------------------------ >>>> >>>> - Update the application monitor with the flag saying terminating=true >>>> - All Application instances will get updated as state = terminating >>>> - Underlying groups instances and cluster instances will be updated as >>>> state = terminating by the parent notification >>>> - Upon cluster instance terminating event, all the members will get to >>>> wiped out in the cluster instance >>>> - Cluster Instance will get to Terminated once all the members are >>>> wiped out >>>> - Once all the clusters instances are wiped out, cluster monitor will >>>> get wiped out >>>> - Upon cluster Instance terminated, group instance and then application >>>> instance will be terminated >>>> - Once all the application instances are wiped out, app monitor will >>>> get to removed and send application Terminated event. >>>> - Call CC to remove all the clusters related to application in Topology >>>> - Autosclaer will remove the in-memory clusters upon Topology >>>> ClustersRemovedEvent >>>> >>>> Please share your concerns whether we can go ahead with this flow. >>>> >>>> Thanks, >>>> Reka >>>> >>>> -- >>>> Reka Thirunavukkarasu >>>> Senior Software Engineer, >>>> WSO2, Inc.:http://wso2.com, >>>> Mobile: +94776442007 >>>> >>>> >>>> >>> >>> >>> -- >>> Lakmal Warusawithana >>> Vice President, Apache Stratos >>> Director - Cloud Architecture; WSO2 Inc. >>> Mobile : +94714289692 >>> Blog : http://lakmalsview.blogspot.com/ >>> >>> >> >> >> -- >> >> Thanks & regards, >> Nirmal >> >> Senior Software Engineer- Platform Technologies Team, WSO2 Inc. >> Mobile: +94715779733 >> Blog: http://nirmalfdo.blogspot.com/ >> >> >> > > > -- > Lakmal Warusawithana > Vice President, Apache Stratos > Director - Cloud Architecture; WSO2 Inc. > Mobile : +94714289692 > Blog : http://lakmalsview.blogspot.com/ > > -- Reka Thirunavukkarasu Senior Software Engineer, WSO2, Inc.:http://wso2.com, Mobile: +94776442007
