That Jiffy error does seem like a conversion issue either from integer
widths or endianess. I don't remember seeing a patch for that on
Windows and looking back I'm not seeing anything from after 2013 that
looks related (in davisp/jiffy). Looking at the apache/jiffy repo we
use merges so I'd think it'd be unlikely to have been overwritten but
I guess its always possible.

Paul

On Wed, Jul 13, 2016 at 3:31 AM, Nick North <[email protected]> wrote:
> I think I submitted a PR for that Jiffy problem a while back: it's some
> 32/64 bit issue. But I thought I'd also merged it. Unfortunately I'm away
> from any useful tools for the next few days so can't check myself, but take
> a look at the activity on the couchdb-jiffy repository. It's possible that
> there has been a pull from upstream that overwrote my change.
>
> Nick
>
> On Wed, 13 Jul 2016 at 09:24 Joan Touzet <[email protected]> wrote:
>
>> I took a look at the eunit failures and found that the entire
>> couchdb_os_daemon_test module fails due to issues with how it expects
>> to launch daemons.
>>
>> The main issue is that the primary test harness is a .escript file, which
>> on *nix is magically parsed via the #!/usr/bin/escript header. On Windows
>> we are just trying to directly launch the .escript file which fails (since
>> Windows has no idea how to execute *.escript files). There are also .sh
>> scripts that are part of the test harness that will not run correctly.
>>
>> I've submitted a PR to simply bypass this entire test module for now. It
>> sure would be swell to make it work but it'll be a fair bit of fiddling,
>> especially in a way that makes eunit happy, to get it to work.
>>
>> Besides, there are other tests that drive the mrview os daemon; we will
>> see massive failures in the JS test suite if the entire os daemon launching
>> process fails.
>>
>> https://github.com/apache/couchdb-couch/pull/184 hopefully will land soon
>> allowing the main couch eunit tests to pass.
>>
>> More worryingly we have a failure in jiffy on Windows:
>>
>>
>> https://gist.github.com/anonymous/c796d4b048efa90b17b1f43008c59783#file-gistfile1-txt-L381-L389
>>
>> Anyone who can help look at this one? (Paul?)
>>
>> -Joan
>>
>> ----- Original Message -----
>> From: "Joan Touzet" <[email protected]>
>> To: [email protected]
>> Sent: Tuesday, July 12, 2016 6:02:12 PM
>> Subject: Re: 2.0 & Windows: status update
>>
>> Thanks, Paul. I'm starting to look at this today.
>>
>> In better news, current Windows JS tests now match the *nix JS test
>> results.
>> Only one test, replication.js, is failing (ignoring the ignored tests).
>>
>> Results:
>> https://gist.github.com/anonymous/8e236848a89af440d3c56569e81f4829
>>
>> Mr. Newson is looking at this failure right now and says we may be able
>> to improve upon the testing methodology.
>>
>> -Joan
>>
>> ----- Original Message -----
>> From: "Paul Davis" <[email protected]>
>> To: [email protected]
>> Sent: Tuesday, July 12, 2016 4:37:15 PM
>> Subject: Re: 2.0 & Windows: status update
>>
>> The logs posted at [1] show that we're seeing OS processes die with an
>> exit code of 4. The most likely place I can find that that comes from
>> is couchspawnkillable_win.c [2] which is nicely Windows specific so
>> would do a lot to explain why we don't see it on *nix systems.
>> Unfortunately other than pointing out that the subprocess creation
>> seems to fail I don't have any idea or suggestion on how to debug
>> further.
>>
>> [1] https://gist.github.com/anonymous/f2a94234195f007c3049e27d942482c1
>> [2]
>> https://github.com/apache/couchdb-couch/blob/master/priv/spawnkillable/couchspawnkillable_win.c#L106
>>
>> On Wed, Jun 29, 2016 at 4:21 PM, Sebastian Rothbucher
>> <[email protected]> wrote:
>> > Hi all,
>> >
>> > just to follow up on that: there is another PR coming up (
>> > https://github.com/apache/couchdb/pull/427) that tests for some more
>> fixes
>> > and brings even more stability. In the meantime, deleting dev/lib is
>> indeed
>> > the best way to produce reliable results. So is switching between
>> > auth-tests-wip and master. But there's progress => it might all end up
>> > nicely on master.
>> >
>> > Good luck, thanks & best
>> >     Sebastian
>> >
>> >
>> > On Mon, Jun 20, 2016 at 5:26 PM, Nick North <[email protected]> wrote:
>> >
>> >> Thanks Sebastian. I'm looking at eunit at the moment, but hope to come
>> back
>> >> to these.
>> >>
>> >> Nick
>> >>
>> >> On Sun, 19 Jun 2016 at 23:01 Sebastian Rothbucher <
>> >> [email protected]> wrote:
>> >>
>> >> > Hi Joan, Nick,
>> >> >
>> >> > the following gist provides a current run of the test against the
>> latest
>> >> > master of CouchDB - and the latest tests (from the auth-tests-wip
>> >> branch):
>> >> >
>> >> >
>> >>
>> https://gist.github.com/sebastianrothbucher/efa3a992bd4de9996b4125da82a7e0de
>> >> > Maybe you can use them
>> >> >
>> >> > Here's what I did to get both latest tests and latest code:
>> >> > git checkout master
>> >> > ./configure -c --disable-docs --disable-fauxton
>> >> > make clean
>> >> > make
>> >> > git checkout auth-tests-wip
>> >> >
>> >> > Currently, make javascript seems not optimal as one tests (needs
>> >> > investigation) seems to mess up the setup for all that's following.
>> >> Hence,
>> >> > I took this drastic measure to produce the logs:
>> >> >
>> >> > for t in test/javascript/tests/*.js; do rm -rf dev/lib; dev/run -n 1
>> -q
>> >> > --with-admin-party-please test/javascript/run $t 2>&1 | tee -a
>> >> jstest2.log;
>> >> > done
>> >> >
>> >> > Maybe it makes sense for you to start w/ something similar to produce
>> >> some
>> >> > meaningful results.
>> >> >
>> >> > Best
>> >> >    Sebastian
>> >> >
>> >> > On Sun, Jun 19, 2016 at 6:04 PM, Nick North <[email protected]>
>> wrote:
>> >> >
>> >> > > Sorry - I meant a single node cluster in that last message. And I
>> meant
>> >> > to
>> >> > > sign my name correctly.
>> >> > >
>> >> > > Nick
>> >> > >
>> >> > > On Sun, 19 Jun 2016 at 16:56 Nick North <[email protected]> wrote:
>> >> > >
>> >> > > > I'm trying these tests now, and find that there are still a lot
>> of JS
>> >> > > > failures with a single cluster. Many of them look suspiciously
>> >> similar
>> >> > at
>> >> > > > an initial glance, but I hope to look in more detail tomorrow.
>> >> > > >
>> >> > > > Nicj
>> >> > > >
>> >> > > > On Sun, 19 Jun 2016 at 15:20 Jan Lehnardt <[email protected]> wrote:
>> >> > > >
>> >> > > >>
>> >> > > >> > On 17 Jun 2016, at 22:48, Joan Touzet <[email protected]>
>> wrote:
>> >> > > >> >
>> >> > > >> > Hello everyone,
>> >> > > >> >
>> >> > > >> > I'd like to update the community on the status of the 2.0 port
>> to
>> >> > > >> Microsoft Windows. There are three parts to this email: the build
>> >> > > >> tools/chain themselves, support in CouchDB for the Windows build
>> >> > > process,
>> >> > > >> and testing results. I'll cover them in that order.
>> >> > > >> >
>> >> > > >> > -Joan
>> >> > > >> >
>> >> > > >> > Build Tools/Chain
>> >> > > >> > =================
>> >> > > >> > ** TL;DR: New glazier repo to join couchdb, contains scripts
>> and
>> >> > > README
>> >> > > >> to build CouchDB 2.0 on Windows.
>> >> > > >> >
>> >> > > >> > Our work to date has been going on in Dave Cottlehuber's
>> glazier
>> >> > > >> repository at
>> >> > > >> >
>> >> > > >> >  https://github.com/dch/glazier/tree/release/couchdb_2.0
>> >> > > >> >
>> >> > > >> > The reason for the extra repository is that the Windows build
>> >> > process
>> >> > > >> is *very* ugly, involving 3 distinct build chains (Visual Studio,
>> >> > Cygwin
>> >> > > >> and the Mozilla Build system) to build all of the necessary
>> >> > > prerequisites.
>> >> > > >> The repository includes a number of support scripts to set up
>> that
>> >> > > >> environment, a README with a detailed walkthrough, and some
>> patches
>> >> > > >> necessary to the prerequisites to get them to build under the
>> modern
>> >> > > >> Windows b uild system.
>> >> > > >> >
>> >> > > >> > Parenthetically, it _is_ possible to use binary installs for
>> the
>> >> > > >> prerequisites (OpenSSL, libcurl, Erlang, SM 1.8.5), but Dave,
>> Nick
>> >> > North
>> >> > > >> and I have evolved the glazier system over a number of years and
>> >> it's
>> >> > > >> proven quite effective. Plus, we don't have to worry about the
>> >> > > provenance
>> >> > > >> of any of the binaries since we build everything from source
>> >> directly,
>> >> > > and
>> >> > > >> that's important when we put up an unofficial Windows build for
>> >> > > download at
>> >> > > >> https://couchdb.apache.org/ .
>> >> > > >> >
>> >> > > >> > Good news: as of today I've requested and Infra has created a
>> new
>> >> > > >> apache couchdb-glazier repo, and it's my intent to mirror
>> >> dch/glazier
>> >> > > over
>> >> > > >> into the ASF's repo once things have stabilized a bit more (PR
>> and
>> >> > > merge of
>> >> > > >> the release/couchdb_2.0 branch, and pending progress on steps 2
>> and
>> >> 3
>> >> > > >> below). Dave and I did an audit of the repository as it stands,
>> and
>> >> > > since
>> >> > > >> all checkins come from CouchDB contributors already, we are good
>> to
>> >> go
>> >> > > from
>> >> > > >> a licensing perspective.
>> >> > > >> >
>> >> > > >> >
>> >> > > >> > Overall CouchDB Windows support
>> >> > > >> > ===============================
>> >> > > >> > ** TL;DR: Windows support in 2.0 a priority, conversion of
>> >> top-level
>> >> > > >> Makefile in progress.
>> >> > > >> >
>> >> > > >> > There are two aspects to native CouchDB Windows support. The
>> first
>> >> > is
>> >> > > >> anything within the CouchDB code itself that assumes a Unix-like
>> >> > > >> environment. Fortunately, most of these problems have been worked
>> >> out
>> >> > in
>> >> > > >> prior releases. I'm not aware of any outstanding issues here
>> (except
>> >> > one
>> >> > > >> point below under test results).
>> >> > > >> >
>> >> > > >> > The other aspect is the build setup within the couchdb repo
>> >> itself.
>> >> > > >> I've already converted the bash configure script into a
>> PowerShell
>> >> > > >> configure script that works fine. However, the Makefile has
>> bashisms
>> >> > in
>> >> > > it
>> >> > > >> and assumes GNU Make. I've started a conversion of this into
>> Windows
>> >> > > NMake
>> >> > > >> format and will submit a PR for a Makefile.win in due course.
>> >> > > >> >
>> >> > > >> > I want to answer two frequent questions we get here before they
>> >> get
>> >> > > >> re-asked:
>> >> > > >> >
>> >> > > >> >  1) Why not use a cygwin environment to retain compatibility
>> with
>> >> > the
>> >> > > >> Unix build process? The answer is that performance suffers, the
>> >> build
>> >> > > chain
>> >> > > >> is onerous, there are link-time problems when trying to link
>> against
>> >> > > things
>> >> > > >> built using Visual Studio, and there are still assumptions on
>> paths
>> >> > that
>> >> > > >> don't work out. We can't get away from making Windows-specific
>> >> > > >> customizations to the build process anyway, so we might as well
>> take
>> >> > the
>> >> > > >> extra step and support the build process properly. It's not THAT
>> >> much
>> >> > > work
>> >> > > >> to convert the Makefile and configure script, and our top-level
>> >> > Makefile
>> >> > > >> really isn't much more than a shell script anyway (every target
>> is a
>> >> > > .PHONY
>> >> > > >> target!). In fact, a TODO for an enterprising developer might be
>> to
>> >> > > rewrite
>> >> > > >> our top-level Makefile/Makefile.win as a Python script that "does
>> >> the
>> >> > > right
>> >> > > >> thing" on both platforms, the same way our dev/run script works
>> >> today.
>> >> > > >> >
>> >> > > >> >  2) Why not use the new "Bash and Ubuntu on Windows"
>> functionality
>> >> > > >> Microsoft has announced for Windows 10? There are two distinct
>> >> > problems
>> >> > > >> here. The first is that there is a very large install base still
>> of
>> >> > > Windows
>> >> > > >> 7 and 8 (and Windows Server) machines that cannot run this
>> >> subsystem.
>> >> > > The
>> >> > > >> second is that Microsoft themselves say this about the
>> >> functionality:
>> >> > > >> >
>> >> > > >> >     "Second, while you’ll be able to run native Bash and many
>> >> Linux
>> >> > > >> command-line tools on Windows, it’s important to note that this
>> is a
>> >> > > >> developer toolset to help you write and build all your code for
>> all
>> >> > your
>> >> > > >> scenarios and platforms. This is not a server platform upon which
>> >> you
>> >> > > will
>> >> > > >> host websites, run server infrastructure, etc."
>> >> > > >> >
>> >> > > >> > Given this strong warning from Microsoft themselves (which
>> hints
>> >> at
>> >> > > >> performance consideratings), and the fact that download
>> statistics
>> >> > show
>> >> > > an
>> >> > > >> equal number of downloads of the CouchDB .tar source and the
>> Windows
>> >> > > .zip
>> >> > > >> installer from our couchdb.apache.org website, we need to
>> consider
>> >> > that
>> >> > > >> people are running CouchDB on Windows not just as a developer
>> tool
>> >> but
>> >> > > as a
>> >> > > >> fully-fledged server. As such it behooves us to build it
>> "properly"
>> >> > as a
>> >> > > >> normal Windows binary/service.
>> >> > > >> >
>> >> > > >>
>> >> > > >> Great progress Joan! Thank you! :)
>> >> > > >>
>> >> > > >> > Test Results
>> >> > > >> > ============
>> >> > > >> > ** TL;DR: Lots of things are failing. Joan needs help
>> interpreting
>> >> > the
>> >> > > >> results or she will go around the bend.
>> >> > > >> >
>> >> > > >> > Here are the current test results in gist form.
>> >> > > >> >
>> >> > > >> > EUnit:
>> >> > > >>
>> https://gist.github.com/anonymous/3203ed27c60cf3da4f0f0d5bff731722
>> >> > > >> >
>> >> > > >> > JS tests:
>> >> > > >>
>> https://gist.github.com/anonymous/93b0b70ed445ca4043a63140f8d219bf
>> >> > > >> >
>> >> > > >> > For the EUnit tests, everything other than os_process stuff
>> seems
>> >> to
>> >> > > be
>> >> > > >> working. Honestly, I think we can release without os_process
>> support
>> >> > on
>> >> > > >> Windows, though I should file a bug to track this. I am actually
>> >> > > inclined
>> >> > > >> to disable os_process support on Windows and the related eunit
>> tests
>> >> > > rather
>> >> > > >> than fix this rarely-needed functionality, unless someone on this
>> >> list
>> >> > > >> objects.
>> >> > > >>
>> >> > > >> You are probably thinking about CouchDB Externals, which
>> definitely
>> >> > use
>> >> > > >> os_process functionality and which I’d also be fine with dropping
>> >> > > support
>> >> > > >> for Windows for now, but os_process is also used by the view
>> server,
>> >> > so
>> >> > > we
>> >> > > >> should definitely get them passing.
>> >> > > >>
>> >> > > >>
>> >> > > >> > For the JS tests, a *lot* is failing. I need to know how much
>> this
>> >> > > >> differs from a Linux/OSX baseline today, can anyone help me
>> follow
>> >> up
>> >> > > here?
>> >> > > >>
>> >> > > >> Can you try running these against a -n 1 cluster? We are not set
>> up
>> >> to
>> >> > > >> run JS tests against more nodes at this point.
>> >> > > >>
>> >> > > >> On master/unix most if not all JS tests should either pass or
>> >> skipped
>> >> > > >> with a TODO message.
>> >> > > >>
>> >> > > >>
>> >> > > >> Best
>> >> > > >> Jan
>> >> > > >> --
>> >> > > >>
>> >> > > >>
>> >> > > >>
>> >> > >
>> >> >
>> >>
>>

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