:: Re: [DNG] netman: support for wlan1…
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Auteur: Edward Bartolo
Date:  
À: tilt!, dng
Sujet: Re: [DNG] netman: support for wlan1, wlan2, ... and eth1, eth2, .... and new systemd's naming scheme
or better wlan and eth are enough instead of long words.

On 01/10/2015, Edward Bartolo <edbarx@???> wrote:
> This is a screenshot of the changes in the main window GUI to allow
> for network interfaces other than wlan0 and eth0. The displayed
> strings wlan0 and eth0 will be changed into wireless and ethernet
> respectively.
>
> http://s28.postimg.org/9bn1t4wz1/2015_10_01_180401_1600x900_scrot.png
>
>
> Edward
>
>
> On 01/10/2015, Edward Bartolo <edbarx@???> wrote:
>> Hi Tilman,
>>
>> The backend will connect as I described.
>>
>> Yes, it will be an operation of the backend, but not new: connect and
>> disconnect will work the 'new' way.
>>
>> This operation will be triggered by passing the network device name
>> string to backend in addition to the usual parameters. To avoid
>> malicious users from passing crafted strings to popen or execl, the
>> same encoding algorithm that is used for essid encoding will be used.
>>
>> Edward
>>
>> On 01/10/2015, tilt! <tilt@???> wrote:
>>> Hi Edward,
>>>
>>> i assume you want the backend to do this?
>>>
>>> Will this be a new operation of the backend?
>>>
>>> If yes, what will trigger this operation?
>>>
>>> Kind regards,
>>> Tilman
>>>
>>> Am 01.10.2015 um 08:41 schrieb Edward Bartolo:
>>>> Hi All,
>>>>
>>>> This is the bewitched command that I need to do the above in a split
>>>> second with the least of coding:
>>>> sed 's/wlan0/new_device/g' /etc/network/wifi/interfaces_file >
>>>> /run/netman/tmp_int_file
>>>>
>>>> new_device is the replacement network device and tmp_int_file is the
>>>> new interfaces file that uses new_device
>>>>
>>>> To connect the backend would then use:
>>>> ifup -i /run/netman/tmp_int_file new_device
>>>>
>>>> Edward
>>>>
>>>>
>>>>
>>>> On 01/10/2015, Edward Bartolo <edbarx@???> wrote:
>>>>> Hi All,
>>>>>
>>>>> I devised a simple algorithm that can survive any new device naming
>>>>> scheme: systemd & co can think of any naming convention they dream of,
>>>>> the new algorithm will survive that. It also allows me to use the same
>>>>> configuration files as they are without modification. wlan0 and eth0
>>>>> will be simply placeholders for network device names. This means,
>>>>> coding can be greatly simplified.
>>>>>
>>>>> The algorithm:
>>>>> i) copy the essid/eth0 interfaces file to a temporary file system like
>>>>> /run/netman. During the copy procedure, replace wlan0/eth0 with the
>>>>> respective network device name.
>>>>> ii) run the connect/disconnect function using the newly created file
>>>>> in the temporary file system and using the new network device name
>>>>> iii) delete the newly created file in the temporary file system
>>>>>
>>>>> Simply, easy and extremely flexible.
>>>>>
>>>>> Tilt and fsmithred, you will soon be able to connect to whatever
>>>>> device you like.
>>>>>
>>>>>
>>>>> Edward
>>>>>
>>>>>
>>>>>
>>>>> On 01/10/2015, Hendrik Boom <hendrik@???> wrote:
>>>>>> On Wed, Sep 30, 2015 at 09:09:52PM +0200, Edward Bartolo wrote:
>>>>>>> Hi All,
>>>>>>>
>>>>>>> My next coding task is to implement support for other network
>>>>>>> devices
>>>>>>> besides eth0 and wlan0.
>>>>>>>
>>>>>>> Since supporting other network devices essentially is including the
>>>>>>> new device names in the essid interfaces file, I am thinking of
>>>>>>> whether it is possible to hook the system file reader function to
>>>>>>> replace part of the read file so that I wouldn't need to change
>>>>>>> anything in the files themselves. The reason is it shouldn't matter
>>>>>>> which wifi or wired connection one uses to connect a network.
>>>>>>
>>>>>> They may operate at different speeds.
>>>>>> They may connect to different networks.
>>>>>>
>>>>>> -- hendrik
>>>>>> _______________________________________________
>>>>>> Dng mailing list
>>>>>> Dng@???
>>>>>> https://mailinglists.dyne.org/cgi-bin/mailman/listinfo/dng
>>>>>>
>>>>>
>>>
>>>
>>> --
>>> WWW: http://tk-sls.de
>>>
>>
>