[OSM-dev] Server 0.6 doesn't answer ...

Till Harbaum / Lists lists at harbaum.org
Fri Apr 10 20:10:19 BST 2009


Hi,

there are still hickups. I just got this in my log:

Create changeset creating changeset http://api06.dev.openstreetmap.org/api/0.6/changeset/create from address 0x84e6d40
reply is "<h2>Application error</h2>Rails application failed to start properly"
failed, code: 500 Internal Server Error

Till

Am Freitag 10 April 2009 schrieb Thomas Wood:
> 2009/4/10 Till Harbaum / Lists <lists at harbaum.org>:
> > Hi Thomas,
> >
> > osm2go now seems to work fine with the test server. I have not tested this
> > very much and will do so the next days. But so far libcurl and your
> > server seem to cooperate nicely.
> 
> Fantastic, I did have some worries a while ago whether the requests
> were getting through to the code properly. The upstream mod_rails
> upgrade seems to have fixed this nicely.
> 
> > Are the error messages documented somewhere? I had the problem with
> > the 0.5 server that some error messages were plain ascii text while some
> > were html. Do you return all error messages in some standard format?
> 
> Errors are either caught and handled by the OSM software, or not at
> all and thus caught by Ruby and handled by Rails.
> When handled by us, I believe we try and return a plain text error
> message and appropriate status code.
> When it's a Ruby/Rails exception, it's probably going to return a
> stack trace in html (focused towards browser use), and the 500
> internal server error status code.
> 
> 
> > Thanks,
> >  Till
> >
> > Am Freitag 10 April 2009 schrieb Thomas Wood:
> >> Thanks for bringing this up, for future reference, the exact error was:
> >> [2009-04-09 20:39:38.334164 #1380] ArgumentError (Must specify a
> >> string with one or more characters):
> >>     /usr/lib/ruby/gems/1.8/gems/libxml-ruby-1.1.3/lib/libxml/parser.rb:82:in
> >> `string'
> >>     /usr/lib/ruby/gems/1.8/gems/libxml-ruby-1.1.3/lib/libxml/parser.rb:82:in
> >> `string'
> >>     /app/models/node.rb:67:in `from_xml'
> >>     /app/controllers/node_controller.rb:72:in `delete'
> >>     /usr/lib/ruby/gems/1.8/gems/actionpack-2.1.2/lib/action_controller/base.rb:1166:in
> >> `send'
> >> ... more traceback ...
> >>
> >> This is related to the change in libxml version, meaning that anything
> >> we try and parse must not have zero length. A similar issue was fixed
> >> in r14241.
> >>
> >> I'll get to fixing this case also, and seeing if I can find others.
> >>
> >> 2009/4/9 Till Harbaum / Lists <lists at harbaum.org>:
> >> > Hi,
> >> >
> >> > you should check your server log again. I just tried to delete a node without
> >> > specifying a changeset. The result was a frightening lengthy mixture of ruby
> >> > error messages, html error messages etc etc ...
> >> >
> >> > Till
> >> >
> >> > Am Donnerstag 09 April 2009 schrieb Thomas Wood:
> >> >> Thanks for the sample request, I've updated the rails module in
> >> >> apache, and the request seems to be functioning fine for me now, do
> >> >> you want to try again?
> >> >>
> >> >> Looking into this error also allowed me to find a bug with the
> >> >> changeset browing on the website section of the code, too!
> >> >>
> >> >> 2009/4/9 Till Harbaum / Lists <lists at harbaum.org>:
> >> >> > Hi,
> >> >> >
> >> >> > i get the same results using the command line curl. I do this:
> >> >> >
> >> >> > curl -u mylogin:mypassword -H "Expect:" -i -o result.txt -Tchangeset.xml  http://api06.dev.openstreetmap.org/api/0.6/changeset/create
> >> >> >
> >> >> > And the changeset.xml is attached.
> >> >> >
> >> >> > I sometimes get server errors 500 with this and sometimes just an empty
> >> >> > reply. This should be giving me a changeset id in return, shouldn't it?
> >> >> >
> >> >> > What's wrong with this request?
> >> >> >
> >> >> > Till
> >> >> >
> >> >> > Am Donnerstag 09 April 2009 schrieb Thomas Wood:
> >> >> >> I've done a quick search through the server's log, and can find 401
> >> >> >> and 500 responses both logged in the apache log. The rails log only
> >> >> >> shows 401 responses and not the 500s, so there's something odd
> >> >> >> happening between apache and rails.
> >> >> >>
> >> >> >> However, other requests to this method this evening have been
> >> >> >> functioning correctly according to the logs.
> >> >> >>
> >> >> >> 2009/4/8 Till Harbaum / Lists <lists at harbaum.org>:
> >> >> >> > Hi,
> >> >> >> >
> >> >> >> > sending this request:
> >> >> >> >
> >> >> >> > PUT /api/0.6/changeset/create HTTP/1.1
> >> >> >> > Authorization: Basic xxxxxxxxxxxxxxxxx
> >> >> >> > User-Agent: osm2go-libcurl/0.6.14
> >> >> >> > Host: api06.dev.openstreetmap.org
> >> >> >> > Accept: */*
> >> >> >> > Content-Length: 163
> >> >> >> >
> >> >> >> > <?xml version="1.0" encoding="UTF-8"?>
> >> >> >> > <osm>
> >> >> >> >  <changeset>
> >> >> >> >    <tag k="created_by" v="osm2go v0.6.14"/>
> >> >> >> >    <tag k="comment" v="Kommentar"/>
> >> >> >> >  </changeset>
> >> >> >> > </osm>
> >> >> >> >
> >> >> >> >
> >> >> >> > i either get an "internal server error 500" or no reply at all. What is wrong with this request (despite the
> >> >> >> > Auth i xxx'ed out)?
> >> >> >> >
> >> >> >> > Till
> >> >> >> >
> >> >> >> > _______________________________________________
> >> >> >> > dev mailing list
> >> >> >> > dev at openstreetmap.org
> >> >> >> > http://lists.openstreetmap.org/listinfo/dev
> >> >> >> >
> >> >> >>
> >> >> >>
> >> >> >>
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> 
> 
> 






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