On Mon, Feb 17, 2014 at 11:22 AM, Sven Van Caekenberghe <s...@stfx.eu>wrote:
> > On 17 Feb 2014, at 11:18, Guillermo Polito <guillermopol...@gmail.com> > wrote: > > > ExternalSemaphores table may be not well initialized? I can help having > a look this afternoon :) > > Spoken like someone who has seen a fair bit of the low level parts ! > Suffered in the hard way you mean? :^) > > Yes, indeed, that could be it: data comes in on the socket but semaphore > is not signalled and/or the image never knows about it and hence thinks no > data came in. > > Good luck. > > > On Mon, Feb 17, 2014 at 11:11 AM, Sven Van Caekenberghe <s...@stfx.eu> > wrote: > > Hi Pavel, > > > > I just tried on a machine of mine. > > > > I changed testNetwork.st to > > > > Transcript show: (ZnClient new logToTranscript; get: ' > http://zn.stfx.eu/zn/numbers.txt'); cr. > > > > That way you get a bit more progress info. As I suspected the request is > written and the failure is while reading the response. I tried connecting > to a local Zinc server which confirmed this as well: the request comes in > on the server and it writes the response. > > > > This is the output now: > > > > root@stfx:~# ./pharo PharoKernel.image testNetwork.st > > > > 2014-02-17 10:00:59 463573 I Wrote a ZnRequest(GET /random) > > 2014-02-17 10:00:59 463573 D Sent headers > > > > User-Agent: Zinc HTTP Components 1.0 > > > > Accept: */* > > > > Host: localhost:1701 > > > > > > > =============================================================================== > > Notice: Errors in script loaded from /root/testNetwork.st > > > =============================================================================== > > Errors in script loaded from /root/testNetwork.st > > ==== Startup Error: ConnectionClosed: Connection closed while waiting > for data. > > Socket>>waitForDataFor: in Block: [ ConnectionClosed signal: 'Connection > closed whil...etc... > > Socket>>waitForDataFor:ifClosed:ifTimedOut: > > Socket>>waitForDataFor: > > Socket>>receiveDataSignallingTimeout:into:startingAt: > > SocketStream>>receiveData > > SocketStream>>next > > ZnLineReader>>processNext > > ZnLineReader>>nextLine > > ZnStatusLine>>readFrom: > > ZnStatusLine class>>readFrom: > > ZnResponse>>readHeaderFrom: > > ZnResponse(ZnMessage)>>readFrom: > > ZnResponse class(ZnMessage class)>>readFrom: > > ZnClient>>executeRequestResponse > > ZnClient>>getConnectionAndExecute in Block: [ self > executeRequestResponse ] > > BlockClosure>>ensure: > > ZnClient>>getConnectionAndExecute > > ZnClient>>executeWithRedirectsRemaining: > > ZnClient>>executeWithRetriesRemaining: in Block: [ self > executeWithRedirectsRemaining: self maxNumb...etc... > > BlockClosure>>on:do: > > ZnClient>>executeWithRetriesRemaining: > > ZnClient>>executeWithTimeout in Block: [ self > executeWithRetriesRemaining: self numberOfR...etc... > > BlockClosure>>on:do: > > ZnClient>>executeWithTimeout in Block: [ ... > > ZnClient>>withTimeoutDo: in Block: [ ^ block value ] > > ZnConnectionTimeout(DynamicVariable)>>value:during: in Block: > > > > You are using regular socket streams, which is good. For now I can't > think of a reasons why the reading would fail, if I think of something, I > will let you know. > > > > It is pretty hard to debug this way ;-) > > > > Sven > > > > On 17 Feb 2014, at 10:22, Pavel Krivanek <pavel.kriva...@gmail.com> > wrote: > > > > > (NetNameResolver addressForName: 'www.esug.org') returns good value... > > > > > > -- Pavel > > > > > > > > > 2014-02-17 9:32 GMT+01:00 Pavel Krivanek <pavel.kriva...@gmail.com>: > > > Hi, > > > > > > thank you for the tip. It seems that it is not directly Zinc related. > But if you want something to play with, do: > > > > > > - load the bootstrapped image: > > > > https://ci.inria.fr/pharo-contribution/view/Pharo-Kernel-3.0/job/PharoKernel3.0-Bootstrap/lastSuccessfulBuild/artifact/PharoKernel/results/PharoKernel.zip > > > > > > ./pharo PharoKernel.image fix.st > > > ./pharo PharoKernel.image loadNetwork.st > > > ./pharo PharoKernel.image testNetwork.st > > > > > > The CI slaves revolt now so I cannot make it more comfortable :-) > > > > > > Cheers, > > > -- Pavel > > > > > > > > > > > > > > > 2014-02-16 22:58 GMT+01:00 Sven Van Caekenberghe <s...@stfx.eu>: > > > > > > Hi Pavel, > > > > > > On 16 Feb 2014, at 22:23, Pavel Krivanek <pavel.kriva...@gmail.com> > wrote: > > > > > > > Hi Sven, > > > > > > > > we can successfully load network packages to the bootstrapped image > but when we try to test it using: > > > > > > > > ZnClient new get: 'http://zn.stfx.eu/zn/numbers.txt'. > > > > > > > > we get "ConnectionClosed: Connection closed while waiting for data" > error after few seconds. Do you have some idea, what may be wrong? Probably > something is not initialized well but I have no clue what. > > > > > > > > Cheers, > > > > -- Pavel > > > > > > Hard to say. I would guess that you are already on the point of > waiting for a server response, so you already successfully initialised > networking, resolved DNS, opened a TCP socket and wrote the request over > it. On the other hand, one of those steps might not have been done right, > since you get no response. > > > > > > Any chance of a stack trace ? Or an image ? But that would be a > headless one I guess ;-) > > > > > > Sven > > > > > > > > > > > > > > > > > > > > > > > >
