Correction. The above were not reliable methods to ensure the file was
copied into the data library. Checking for file_size != 0 was also not
effective for large files.

Dannon, can you tell me which field we should query and what state/message
which will allow us to avoid race conditions?

The only solution that I can see that when the file_size != 0, you then
ensure it that the file_size has not changed after a a short delay.

Cheers,
Rob



Rob Leclerc, PhD
<http://www.linkedin.com/in/robleclerc> <https://twitter.com/#!/robleclerc>
P: (US) +1-(917)-873-3037
P: (Shanghai) +86-1-(861)-612-5469
Personal Email: rob.lecl...@aya.yale.edu


On Mon, Apr 29, 2013 at 4:11 PM, Rob Leclerc <robert.lecl...@gmail.com>wrote:

> Hi Dannon,
>
> I've written some code to (i) query a dataset to ensure that it's been
> uploaded after a submit and (ii) to ensure a resulting dataset has been
> written to the file.
>
> *#Block until all datasets have been uploaded*
> libset = submit(api_key, api_url + "libraries/%s/contents" % library_id,
> data, return_formatted = False)
> for ds in libset:
>     while True:
>         uploaded_file = display(api_key, api_url +
> 'libraries/%s/contents/%s' %(library_id, ds['id']), return_formatted=False)
>         if uploaded_file['misc_info'] == None:
>             time.sleep(1)
>         else:
>             break
>
> *#Block until all result datasets have been saved to the filesystem*
> result_ds_url = api_url + 'histories/' + history_id + '/contents/' +
> dsh['id'];
> while True:
>     result_ds = display(api_key, result_ds_url, return_formatted=False)
>         if result_ds["state"] == 'ok':
>             break
>         else:
>             time.sleep(1)
>
>
> Rob Leclerc, PhD
> <http://www.linkedin.com/in/robleclerc><https://twitter.com/#!/robleclerc>
> P: (US) +1-(917)-873-3037
> P: (Shanghai) +86-1-(861)-612-5469
> Personal Email: rob.lecl...@aya.yale.edu
>
>
> On Mon, Apr 29, 2013 at 11:18 AM, Dannon Baker <dannon.ba...@gmail.com>wrote:
>
>> Yep, that example filesystem_paths you suggest should work fine.  The
>> sleep() bit was a complete hack from the start, for simplicity in
>> demonstrating a very basic pipeline, but what you probably want to do for a
>> real implementation is query the dataset in question via the API, verify
>> that the datatype/etc have been set, and only after that execute the
>> workflow; instead of relying on sleep.
>>
>>
>> On Mon, Apr 29, 2013 at 9:24 AM, Rob Leclerc <robert.lecl...@gmail.com>wrote:
>>
>>> Hi Dannon,
>>>
>>> Thanks for the response. Sorry to be pedantic, but just to make sure
>>> that I understand the interpretation of this field on the other side of the
>>> API, I would need to have something like the following:
>>>
>>> data['filesystem_paths'] = "/home/me/file1.vcf \n /home/me/file2.vcf /n
>>> /home/me/file3.vcf"
>>>
>>> I assume I should also increase the time.sleep() to reflect the
>>> uploading of extra files?
>>>
>>> Cheers,
>>>
>>> Rob
>>>
>>> Rob Leclerc, PhD
>>> <http://www.linkedin.com/in/robleclerc><https://twitter.com/#!/robleclerc>
>>> P: (US) +1-(917)-873-3037
>>> P: (Shanghai) +86-1-(861)-612-5469
>>> Personal Email: rob.lecl...@aya.yale.edu
>>>
>>>
>>> On Mon, Apr 29, 2013 at 9:15 AM, Dannon Baker <dannon.ba...@gmail.com>wrote:
>>>
>>>> Hey Rob,
>>>>
>>>> That example_watch_folder.py does just submit exactly one at a time,
>>>> executes the workflow, and then does the next all in separate transactions.
>>>>  If you wanted to upload multiple filepaths at once, you'd just append more
>>>> to the ''filesystem_paths' field (newline separated paths).
>>>>
>>>> -Dannon
>>>>
>>>>
>>>> On Fri, Apr 26, 2013 at 11:54 PM, Rob Leclerc <robert.lecl...@gmail.com
>>>> > wrote:
>>>>
>>>>> I'm looking at example_watch_folder.py and it's not clear from the
>>>>> example how you submit multiple datasets to a library. In the example, the
>>>>> first submit returns a libset [] with only a single entry and then 
>>>>> proceeds
>>>>> to iterate through each dataset in the libset in the following section:
>>>>>
>>>>> data = {}
>>>>>
>>>>>    data['folder_id'] = library_folder_id
>>>>>
>>>>>    data['file_type'] = 'auto'
>>>>>
>>>>>    data['dbkey'] = ''
>>>>>
>>>>>    data['upload_option'] = 'upload_paths'
>>>>>
>>>>>
>>>>>
>>>>> *data['filesystem_paths'] = fullpath*
>>>>>
>>>>>    data['create_type'] = 'file'
>>>>>
>>>>>    libset = submit(api_key, api_url + "libraries/%s/contents" %
>>>>> library_id, data, return_formatted = False)
>>>>>
>>>>>    time.sleep(5)
>>>>>
>>>>>    for ds in libset:
>>>>>
>>>>>        if 'id' in ds:
>>>>>
>>>>>                         wf_data = {}
>>>>>
>>>>>                         wf_data['workflow_id'] = workflow['id']
>>>>>
>>>>>                         wf_data['history'] = "%s - %s" % (fname,
>>>>> workflow['name'])
>>>>>
>>>>>                         wf_data['ds_map'] = {}
>>>>>
>>>>>                         for step_id, ds_in in workflow['inputs'
>>>>> ].iteritems():
>>>>>
>>>>>                             wf_data['ds_map'][step_id] = {'src':'ld',
>>>>> 'id':ds['id']}
>>>>>
>>>>>                         res = submit( api_key, api_url + 'workflows',
>>>>> wf_data, return_formatted=False)
>>>>>
>>>>>
>>>>>
>>>>> Rob Leclerc, PhD
>>>>> <http://www.linkedin.com/in/robleclerc><https://twitter.com/#!/robleclerc>
>>>>> P: (US) +1-(917)-873-3037
>>>>> P: (Shanghai) +86-1-(861)-612-5469
>>>>> Personal Email: rob.lecl...@aya.yale.edu
>>>>>
>>>>> ___________________________________________________________
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>>>>
>>>>
>>>
>>
>
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