I found a little bit of info on this and documented it here: https://cwiki.apache.org/confluence/display/COUCHDB/CouchDB+2.0+Components
On 25 November 2014 at 11:39, john pradeep <[email protected]> wrote: > Hi Joan, > I was creating a block diagram of various components and the supervision > tree & also trying to do a small write up of my understanding. I am not > very clear on why we have 2 implementations - chttpd & couch_httpd? Both of > the implementations run on different ports and I tried creating a DB from > couch_httpd's port and then noticed that the DB wont be available when > tried to access through chttpd's port. What's the idea going forward with > these 2 implementations? > > > Thanks, > John > > > On Mon Nov 10 2014 at 17:04:01 Joan Touzet <[email protected]> wrote: > >> Done. >> >> Keep in mind that chttpd is the clustered interface, and >> that the intent is to support single-node servers through that >> vs. the old couch_httpd layer. >> >> -Joan >> >> ----- Original Message ----- >> From: "john pradeep" <[email protected]> >> To: [email protected], "Joan Touzet" <[email protected]> >> Sent: Monday, November 10, 2014 7:19:25 AM >> Subject: Re: understanding couchdb source >> >> Hi Joan, >> As i am going through the source, I can update the cwiki with the changes >> that i notice. Please provide me the access to do the same, my user id is >> *johnp* and my apache id is *[email protected] <[email protected]>* >> >> >> Thanks, >> John >> >> >> On Sun, Nov 9, 2014 at 8:38 PM, Joan Touzet <[email protected]> wrote: >> >> > This needs updating for 2.0 and chttpd. Any volunteers? >> > >> > ----- Original Message ----- >> > From: "john pradeep" <[email protected]> >> > To: [email protected], [email protected] >> > Sent: Sunday, November 9, 2014 8:40:43 AM >> > Subject: Re: understanding couchdb source >> > >> > Thanks Andy, that was very helpful. >> > >> > On Friday, November 7, 2014, Andy Wenk <[email protected]> wrote: >> > >> > > Hi John, >> > > >> > > not specifically an answer to your question but maybe also helpful. Jan >> > > wrote a very nice article about the lifecycle of a http request in >> > CouchDB. >> > > >> > > >> > https://cwiki.apache.org/confluence/display/COUCHDB/ >> HTTP+request+lifecycle >> > > >> > > It's a walk through to code and I think interesting also ;-) >> > > >> > > Cheers >> > > >> > > Andy >> > > >> > > On 7 November 2014 18:33, john pradeep <[email protected] >> > > <javascript:;>> wrote: >> > > >> > > > Hi, >> > > > I am trying to understand the couchdb source, It wasn't that >> difficult >> > to >> > > > understand the structure of various applications, supervision trees, >> > > config >> > > > management etc. >> > > > >> > > > I have comfortably moved on to understand the actual layer where >> > > > couch_server accesses the file system to manage the DB files. >> > > > >> > > > But before i spend more time understanding the different DB files, >> > > shards, >> > > > and the data structure that gets flushed to these files. I was >> > wondering >> > > if >> > > > there are any articles/blogs which explains these details so i can >> keep >> > > > that as a reference as i read the code. Any help in this regard will >> be >> > > > appreciated. >> > > > >> > > > >> > > > Thanks, >> > > > John >> > > > >> > > >> > > >> > > >> > > -- >> > > Andy Wenk >> > > Hamburg - Germany >> > > RockIt! >> > > >> > > GPG fingerprint: C044 8322 9E12 1483 4FEC 9452 B65D 6BE3 9ED3 9588 >> > > >> > > https://people.apache.org/keys/committer/andywenk.asc >> > > >> > >>
