i think yes
i didn't tested alias yet
what i see is:
a 'online' alias change, without restart owserver or umount/mount owfs

the second is let's think that one sensor was being used to read a
bedroom temperature at bed, and another at floor
but the floor was broken
we could alias the bed temperature to floor temperature as a
`temporary` solution
this could be very nice :)

2011/3/31 Paul Alfille <paul.alfi...@gmail.com>:
> One thing I didn't mention in the 2.8p8 release notes is that there is
> a new "/settings/alias/list" that gives the sn=alias\n list. It should
> be in format suitable for an alias file.
>
> Probably writing a "" (zero length string) would remove an alias and
> writing an alias would add an alias.
>
> Are you sure we need multiple aliases for the same device? It adds
> some complexity.
>
> Paul Alfille
>
> On Thu, Mar 31, 2011 at 2:04 PM, Roberto Spadim <robe...@spadim.com.br> wrote:
>> same alias for 2 sensor is a problem
>> 2 alias for 1 sensor isn't
>>
>> the problem of 2 alias for 1 sensor is syntax of alias file
>> XX.XXXXXXXX = alias1 alias2
>> we should not have spaces, or another character to separate alias1 and 2
>> an idea is character / since it's a directory character not alowed to
>> a file (owfs shouldn't use it), for example:
>> XX.XXXXXXXX = alias1/alias2
>>
>> maybe this work
>>
>> 2011/3/31 Cyril Lavier <clavier+owfs...@ltutech.com>:
>>>  Paul : I need to use some aliases because I wrote a little munin
>>>  plugin, and I think it's easier to have "CLIM 1", "CLIM 2", "FRONT BAY
>>>  1", "FRONT BAY 2" than have the sensors IDs.
>>>
>>>  Eloy : In my munin plugin, this is how I work, I have an %alias array
>>>  which I use for displaying the name, but also I don't want to edit the
>>>  plugin code everytime I add a sensor. Also, as I'm not the only System
>>>  Administrator in my company, I try to search for the easier way to add
>>>  an alias to a sensor. I thought about a kind of a configuration file
>>>  containing the aliases, but I wanted to search more on the 1-wire side
>>>  than on the plugin side.
>>>
>>>  This is why I thought the alias file would contain the alias for the
>>>  sensor. And I only use alias for displaying the name, not for polling,
>>>  because in the case a person gives the same alias to 2 sensors, this
>>>  might lead to a bigger problem.
>>>
>>>  Thanks.
>>>
>>>
>>>
>>>  On Thu, 31 Mar 2011 13:58:30 -0300, Roberto Spadim
>>>  <robe...@spadim.com.br> wrote:
>>>> i was thinking about it:
>>>> only case when alias add/delete/rename is usefull is when add a new
>>>> sensor or replacing a damaged or move a sensor from a bedroom to
>>>> another
>>>>
>>>> maybe we need three commands:
>>>> add  = add alias to a sensor
>>>> remove = remove alias from a sensor
>>>> rename = change alias from a sensor (maybe add, and after delete,
>>>> check that we need 2 or more alias per device)
>>>> ideas -> maybe we can have 2 or more alias to same sensor, for
>>>> example
>>>> we remove a bedroom sensor (temperature) because another sensor give
>>>> the same value (maybe near sensor in a test) with this we could
>>>> rename
>>>> alias without changing clients configuration (ownet or another
>>>> client)
>>>>
>>>> i think it is
>>>> maybe a alias_file in root of owfs is nice to reload many sensors in
>>>> one write like:
>>>> echo new_alias > ow_fs_root/alias_file
>>>>
>>>> or read all alias
>>>> cat ow_fs_root/alias_file > today_alias_file_backup
>>>>
>>>> nice?!
>>>> i don't know if we will have problems with writing to alias_files
>>>> (maybe we will have 1MB file! could owserver network protocol support
>>>> it?)
>>>>
>>>> that's all
>>>> 2011/3/31 Paul Alfille <paul.alfi...@gmail.com>:
>>>>> Interesting string.
>>>>>
>>>>> I was concerned about the security implications of allowing alias
>>>>> writing.
>>>>> Writing will rename objects and perhaps confuse data collection.
>>>>> There
>>>>> really isn't a permissions system in OWFS.
>>>>>
>>>>> I've seen several suggestion:
>>>>> 1. Be able to write to the "alias" property of any device.
>>>>> 2. Reload from a changed alias file.
>>>>> 3. Have an explicit "reload" command.
>>>>>
>>>>> Can you explain the use case for changeable alias names? That would
>>>>> help us design the system.
>>>>>
>>>>> Paul
>>>>>
>>>>> On Thu, Mar 31, 2011 at 12:12 PM, Roberto Spadim
>>>>> <robe...@spadim.com.br> wrote:
>>>>>> maybe write the file
>>>>>>
>>>>>> cat /new_aliast > /fuse_owfs/alias_file
>>>>>>
>>>>>> this could insert a new alias file to owfs
>>>>>> or
>>>>>>
>>>>>> cat /fuse_owfs/alias_file
>>>>>> to read the today alias references
>>>>>>
>>>>>> 2011/3/31 Roberto Spadim <robe...@spadim.com.br>:
>>>>>>> if it don´t work for you, with not post a feature request?
>>>>>>>
>>>>>>> feature request:
>>>>>>> add a option to reload alias file
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> 2011/3/31 Cyril LAVIER <clavier+owfs...@ltutech.com>:
>>>>>>>> On 03/31/2011 05:43 PM, p4trykx wrote:
>>>>>>>>> Dnia 31-03-2011 o 17:33:49 Cyril
>>>>>>>>> LAVIER<clavier+owfs...@ltutech.com>
>>>>>>>>> napisał(a):>>
>>>>>>>>>
>>>>>>>>>> I type the same commands as previously.
>>>>>>>>> The you are doing it wrong. The alias file is not writable!!!
>>>>>>>> As far as I know, I never yelled at you...
>>>>>>>>> Answer this:
>>>>>>>>> Did you read the link I gave you?
>>>>>>>>>  http://owfs.org/index.php?page=aliases
>>>>>>>>>
>>>>>>>>> You have to run owfs/owerver like this
>>>>>>>>> owfs -a myaliases.txt -d /dev/ttyS0 -m /mnt/1wire
>>>>>>>>>
>>>>>>>>>
>>>>>>>> Yes, I read it while I was searching for any clue.
>>>>>>>>
>>>>>>>> But this method doesn't convince me, as I don't want to restart
>>>>>>>> the
>>>>>>>> owserver everything I add a sensor.
>>>>>>>>
>>>>>>>> So I will try to find another way to identify my sensors.
>>>>>>>>
>>>>>>>> Thanks.
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> --
>>>>>>>>> p4trykx
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> ------------------------------------------------------------------------------
>>>>>>>>> Create and publish websites with WebMatrix
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>>>>>>>>> _______________________________________________
>>>>>>>>> Owfs-developers mailing list
>>>>>>>>> Owfs-developers@lists.sourceforge.net
>>>>>>>>> https://lists.sourceforge.net/lists/listinfo/owfs-developers
>>>>>>>>
>>>>>>>>
>>>>>>>> --
>>>>>>>> Cyril LAVIER | Systems Administrator | LTU Technologies
>>>>>>>> 132 Rue de Rivoli - 75001 Paris France
>>>>>>>> (tel) +33 (0)1 53 43 01 71 | (mail) clav...@ltutech.com
>>>>>>>> LTU technologies - Making Sense of Visual Content |
>>>>>>>>  www.LTUtech.com
>>>>>>>>
>>>>>>>>
>>>>>>>>
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>>>>>>>> Create and publish websites with WebMatrix
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>>>>>>>> https://lists.sourceforge.net/lists/listinfo/owfs-developers
>>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> --
>>>>>>> Roberto Spadim
>>>>>>> Spadim Technology / SPAEmpresarial
>>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>> --
>>>>>> Roberto Spadim
>>>>>> Spadim Technology / SPAEmpresarial
>>>>>>
>>>>>>
>>>>>> ------------------------------------------------------------------------------
>>>>>> Create and publish websites with WebMatrix
>>>>>> Use the most popular FREE web apps or write code yourself;
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>>>>>> _______________________________________________
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>>>>>> https://lists.sourceforge.net/lists/listinfo/owfs-developers
>>>>>>
>>>>>
>>>>>
>>>>> ------------------------------------------------------------------------------
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>>>>> Use the most popular FREE web apps or write code yourself;
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>>>>> _______________________________________________
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>>>>> https://lists.sourceforge.net/lists/listinfo/owfs-developers
>>>>>
>>>
>>>
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>>
>>
>>
>> --
>> Roberto Spadim
>> Spadim Technology / SPAEmpresarial
>>
>> ------------------------------------------------------------------------------
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>>
>
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-- 
Roberto Spadim
Spadim Technology / SPAEmpresarial

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