Hi Chris- Wouldn't it also be posssible to make use of an external tunneling tool without modifying ZooKeeper at all?
Abe On Sun, Mar 4, 2018, at 11:58, Chris Miles wrote: > Thanks Mark. > > I've only had a glance at the code around the server connection factory, > and the fact there is a netty one there seems like a good sign as there > are some generic netty http tunnel examples out there. > > If there's anything you can suggest as a starter for ten, I'd be appreciated. > > Thanks > > Chris > > Sent from my iPhone > > > On 4 Mar 2018, at 11:40, Mark Fenes <mfe...@cloudera.com> wrote: > > > > > > Hi Chris, > > > > yes, ports 2888 and 3888 are the default ports for quorum communication and > > leader election. > > By default, ZK uses NIOServerCnxnFactory, unless the > > zookeeper.serverCnxnFactory system property is set to a different > > connection factory (e.g. Netty). > > > > So, you would like to configure and run the ZooKeeper server instances so > > that the quorum communication and leader election would also take place on > > the HTTP port via tunnelling? > > Let me check this as I need to do further research to answer this question. > > > > And yes, should ZK not have this functionality, we would be very thankful > > for your willingness to contribute to the source code. > > > > Regards, > > Mark > > > > > >> On Sat, Mar 3, 2018 at 3:34 PM, Chris Miles <ch...@chrismiles.org> wrote: > >> > >> Firstly, I apologise for the cross post, but I think this is a question > >> which may need to be seen by both users, and devs who understand the > >> underlying code. > >> > >> I need to deploy Zookeeper to a firewall restricted cloud-foundry cloud, > >> where the only communication can happen between nodes is through HTTP, > >> so I am looking at ways of getting ZooKeeper communicating through HTTP > >> tunnelling. > >> > >> As far as I can determine, ZooKeeper only allows the configuring of the > >> main client connection via server and client connection factories, but > >> not for the 2888 and 3888 connectivity, which is I think ((correct me if > >> wrong)) node to node communication on the first one, and leader election > >> on the second? > >> > >> Does Zookeeper's connection handling give me any ability to intercept and > >> wrap the connections used for the rest of these ports? (Netty Http Tunnel). > >> > >> I am willing to contribute to the source to get this functionality if > >> required > >> as this is currently our only way of getting Zookeeper on our cloud. > >> > >> thanks > >> > >> Chris > >> > >> > >> > >