Not sure if it's the root cause but new files are added at same time into
the same parent folder. That means that the parent folder is updated at
same time.
Do you have the same problem if each thread create files in its own parent
folder?
lmignon
On Fri, May 25, 2018 at 1:52 PM, Mike IT Expert <mikeitexp...@gmail.com>
wrote:
> You are right but my script does't update the same resource/document
> simultaneously because each thread uploads new files under new unique names
> on the server, in that each thread
>
> *1) creates its own instance of the repository*
>
> * # 2) upload files and update properties*
> * # connect to the server *
> * client = cmislib.CmisClient(SERVER_URL, USER, PASSWD)*
>
> * # get default repository*
> * repo = client.defaultRepository*
>
> *2) retrieves the target folder's node id*
>
> * # get the target folder to upload new documents into*
> * results = repo.query("select * from cmis:folder where cmis:name = '%s'"%(
> TARGET_ALFRESCO_FOLDER, ))*
> * targetFolder = results[0]*
> * targetFolder = repo.getObject( targetFolder.id )*
>
> *3) for each file (eg. file_i ) in a loop python statement*
>
>
>
> * newDoc = targetFolder.createDocument( file_i['docName'], contentFile =
> inFile ) *
>
> * props = {*
> * u'cm:title': file_i[ HDR_TITLE ],*
> * u'cm:description': file_i[ HDR_DESCR ],*
> * }*
>
>
> * newDoc.updateProperties(props)*
>
>
> So what I am doing is that I access the same folder and upload new
> documents using unique names. I am 100% sure the document names (ie.
> * file_i['docName']*) are unique under the same folder.
>
> It just doesn't seem to me to be any concurrency problem with above code.
>
>
> Many thanks anyways,
> M
>
>
> On Fri, May 25, 2018 at 3:57 PM, Mignon, Laurent <laurent.mig...@acsone.eu
> >
> wrote:
>
> > Hi Mike,
> >
> > I'm not aware of a design issue that could prevent to use cmislib python
> > into multi threads.
> > The problem you describe is a normal behaviour when two actors (human or
> > prog) update the same resource at same time into alfresco.
> >
> > Regards,
> >
> > lmignon
> >
> > On Fri, May 25, 2018 at 12:19 PM, Mike IT Expert <mikeitexp...@gmail.com
> >
> > wrote:
> >
> >> Dear All,
> >>
> >> Apologies in advance for sending this message to dev mailing list (I
> wish
> >> there was userlist also I wasn't sure it is bug or not.)
> >>
> >> I have started working with cmislib since past week using Alfresco as
> the
> >> local server.
> >>
> >> My goal is to upload documents provided by json rcord list in a for
> loop
> >> as you see below *which is part of run-overiden method of
> >> threading.Thread.run method for python 2.7*.
> >>
> >> The main code is attached just in case.
> >>
> >>
> >>
> >> The above code works find using ONE thread only. If I use more than one
> >> thread I get the below exception for some records which is odd.
> >>
> >>
> >> File "module_proj_2_parts_1_and_2.py", line 82, in run
> >> newDoc = targetFolder.createDocument( docName, contentFile = inFile
> )
> >> File "/home/mike/Desktop/hassan_proj2/.pyenv2/local/lib/python2.
> >> 7/site-packages/cmislib/atompub/binding.py", line 2788, in
> createDocument
> >> contentEncoding)
> >> File "/home/mike/Desktop/hassan_proj2/.pyenv2/local/lib/python2.
> >> 7/site-packages/cmislib/atompub/binding.py", line 1807, in
> createDocument
> >> ATOM_XML_ENTRY_TYPE)
> >> File "/home/mike/Desktop/hassan_proj2/.pyenv2/local/lib/python2.
> >> 7/site-packages/cmislib/atompub/binding.py", line 188, in post
> >> self._processCommonErrors(resp, url)
> >> File "/home/mike/Desktop/hassan_proj2/.pyenv2/local/lib/python2.
> >> 7/site-packages/cmislib/cmis_services.py", line 63, in
> >> _processCommonErrors
> >> raise UpdateConflictException(error[\'status\'],
> >> url)\nUpdateConflictException: Error 409 at
> >> http://127.0.0.1:8080/alfresco/api/-default-/public/cmis/
> >> versions/1.1/atom/children?id=4baddda1-87eb-45eb-8d0b-9958b8942c4f\n
> >>
> >>
> >> I doubt if it is bug ... but if it is please let me know where I can
> >> start to fix this.
> >>
> >> Also, my pip freeze package versions are as below:
> >>
> >> certifi==2018.4.16
> >> chardet==3.0.4
> >> cmislib==0.6.0
> >> httplib2==0.11.3
> >> idna==2.6
> >> iso8601==0.1.12
> >> requests==2.18.4
> >> urllib3==1.22
> >>
> >> I appreciate any clue/comment.
> >>
> >> Best Regards,
> >> Mike
> >>
> >>
> >>
> >>
> >>
> >
> >
> > --
> > *Laurent Mignon*
> > Senior software engineer
> >
> > Tel: +352 20 21 10 20 32
> > Fax: +352 20 21 10 21
> > Email: laurent.mig...@acsone.eu
> >
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> >
> >
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> >
> >
> >
> >
>
