If you have two nodes in the cluster, the replication should be two-way between
the nodes?
What if there are three nodes? How should the replication be setup between them?
> Subject: Re: Adding a node to cluster
> From: [email protected]
> Date: Mon, 5 Sep 2016 23:08:04 +0200
> To: [email protected]
>
> Hi,
>
> clustering and replication are indeed two (very) separate things - and you
> won't get a Cluster by setting up replication. Again: treat the two as
> separate. Clustering turns several shards (on several nodes) into one
> database (from an user/caller perspective) while replication happens
> _between_ databases.
> Consequently, technical underpinnings differ as well, as Bob explained below.
>
> Hope that gets things in perspective a little...
>
> Best
> Sebastian
>
> Von meinem iPhone gesendet
>
> > Am 05.09.2016 um 22:47 schrieb Joey Samonte <[email protected]>:
> >
> > Does this mean that setting up replication is separate from setting up
> > clustering?
> >
> > Does replication needs to be bi-directional between nodes?
> >
> >> From: [email protected]
> >> Subject: Re: Adding a node to cluster
> >> Date: Thu, 25 Aug 2016 11:10:45 +0100
> >> To: [email protected]
> >>
> >> Ok, seems I've confused you.
> >>
> >> Couchdb replication occurs over http or https, as you know. The nodes in a
> >> couchdb 2.0 cluster do not communicate with each other over http. They use
> >> Erlang rpc. Erlang rpc can be configured for TLS encryption. It's in the
> >> Erlang faq and is fairly simple to set up in newer Erlang releases.
> >>
> >> I feel I owe an example of 2.0 cluster that exclusively uses TLS for all
> >> communications.
> >>
> >> Sent from my iPhone
> >>
> >>> On 24 Aug 2016, at 20:47, Joey Samonte <[email protected]>
> >>> wrote:
> >>>
> >>> What if we remove the reverse proxy and just set up the CouchDB nodes to
> >>> allow only SSL connections, port 6984?
> >>> https://wiki.apache.org/couchdb/How_to_enable_SSL
> >>>
> >>>> Subject: Re: Adding a node to cluster
> >>>> From: [email protected]
> >>>> Date: Wed, 24 Aug 2016 19:43:51 +0100
> >>>> To: [email protected]
> >>>>
> >>>> Assuming you mean a 2.0 cluster, no, all those nodes need to be able to
> >>>> communicate with erlang rpc (service discovery over port 4369 and then
> >>>> whatever port the node is running ong).
> >>>>
> >>>>> On 24 Aug 2016, at 12:36, Joey Samonte <[email protected]>
> >>>>> wrote:
> >>>>>
> >>>>> Good day,
> >>>>>
> >>>>> Is it possible to add a node to a cluster from Fauxton if the remote
> >>>>> host is behind a reverse proxy (nginx) configured as HTTPS?
> >>>>>
> >>>>> Regards,
> >>>>> Joey
> >
