[lxc-users] passthrough of usb 433mHz transceiver

[JPS]

thanks for the advice but I'm not very skilled in linux, so eacess or 
eperm don't ring a bell.
Before I used an OpenZV container and that worked fine. Unfortunately 
Proxmox decided to switch to lxc........



Op di, 13 okt 2015 om 3:55 , schreef Serge Hallyn 
<serge.hallyn at ubuntu.com>:
> Don't know anything about it, but I'd try stracing the software
> to see whether there are any EACESS or EPERMs or whether there
> are any other paths under /dev or /sys which get ENOENT and
> should be bind-mounted in.
> 
> Quoting JPS (mailbox at jsierink.nl):
>>  I have a rfxcom 433 mHz transceiver 
>> (http://www.rfxcom.com/epages/78165469.sf/nl_NL/?ObjectPath=/Shops/78165469/Products/14103).
>>  It is connected via usb and controls some domotica switches on the
>>  433mHz frequency.
>> 
>>  In the domotica software is shows up as serial device on 
>> /dev/ttyUSB0
>> 
>>  I can't get it to work properly in a lxc container running debian
>>  jessie.
>> 
>>  I added this to the lxc.conf, but with no luck:
>>  lxc.cgroup.devices.allow: c 189:* rwm
>>  lxc.mount.entry: /dev/bus/usb/002 dev/bus/usb/002 none
>>  bind,optional,create=dir
>>  lxc.mount.entry: /dev/ttyUSB0 dev/ttyUSB0 none 
>> bind,optional,create=file
>> 
>>  Then i gave following command on the host (debian jessie):
>>  lxc-device add -n 112 /dev/ttyUSB0 /dev/ttyUSB0
>> 
>>  Now the device shows up in the lxc container, but now the domotica
>>  software can only transmit signals, not receive.
>> 
>>  On the host:
>>  root at server:~# lsusb
>>  Bus 002 Device 005: ID 0403:6001 Future Technology Devices
>>  International, Ltd FT232 USB-Serial (UART) ICroot at proxmox:~# ls -l
>> 
>>  root at server:~/dev/bus/usb/002/005
>>  crw-rw-r-- 1 root root 189, 132 Oct 10 14:09 /dev/bus/usb/002/005
>> 
>> 
>>  Any idea how to solve this?
>> 
>>  Regards, Jasper
> 
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