Cluster-wide patch distribution will be handle by the Operations Center. Azeez
On Tue, Jan 28, 2014 at 12:40 PM, Ruchira Wageesha <[email protected]> wrote: > >>> >>> If we patch a webapp, then we will do it only on master node and the >>> patching process is for that. Synchronizing workers with master is a >>> different task which belongs to depsync. Why do we need to mix up the >>> things? May be I am missing something? >>> >> >> No, you can't have patching only at master node and let dep-synch to take >> care the rest of the patching. This will leave the system in a stage where >> the slave nodes depends on dep-sych for the patching to work. If we >> introduce patching process, it should be consistence across all the nodes >> (servers). This is how we patch OSGi bundles. >> >>> >>>>>>>>>>>>>> This might be a different conversation, but just to share > my idea.... > > Why dep-synch doesn't sync the patches is because the way we have limited > our own depsync model. i.e. We have used depsync only for synching so > called artifacts. > > But assume, if we had a kernal with just an update manager like the ubuntu > kernal. When we want to push something, we send an update notification and > then server will update itself followed by a restart if it needed. When we > want to do something to a cluster, what we do is just sending the message > describing what we want to do. i.e. fetching *.jars, executing those > jars(in case of a local db migration etc.) and restarting the server, > deleting unwanted stuff etc. Even, we can remotely convert the whole ESB > cluster to a different cluster. > > This would be a dumb idea, but that's how I see it personally. > > /Ruchira > > -- > > *Ruchira Wageesha **Associate Technical Lead* > *WSO2 Inc. - lean . enterprise . middleware | wso2.com <http://wso2.com>* > > *email: [email protected] <[email protected]>, blog: > ruchirawageesha.blogspot.com <http://ruchirawageesha.blogspot.com>, > mobile: +94 77 5493444 <%2B94%2077%205493444>* > > _______________________________________________ > Architecture mailing list > [email protected] > https://mail.wso2.org/cgi-bin/mailman/listinfo/architecture > > -- *Afkham Azeez* Director of Architecture; WSO2, Inc.; http://wso2.com Member; Apache Software Foundation; http://www.apache.org/ * <http://www.apache.org/>* *email: **[email protected]* <[email protected]> * cell: +94 77 3320919 blog: **http://blog.afkham.org*<http://blog.afkham.org> *twitter: **http://twitter.com/afkham_azeez*<http://twitter.com/afkham_azeez> * linked-in: **http://lk.linkedin.com/in/afkhamazeez <http://lk.linkedin.com/in/afkhamazeez>* *Lean . Enterprise . Middleware*
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