On Sat, 21 Apr 2007 21:56:53 -0300 (ADT) [EMAIL PROTECTED] (Peter Selinger) wrote:
> In this case, I recommend that you do some testing and figure out > yourself what the problem is. > > The debug output that you sent indicates that newhidups was unable to > find the USB device, not that it was unable to open it. So perhaps > this is not a permissions problem after all. Perhaps the device got > unplugged or unloaded. > > Do you see the device with "lsusb" or "usbview"? Do you see it with > "ls -lr /proc/bus/usb"? > > Try alternating "-u root" and "-u nut" several times to make sure one > always works and the other one doesn't. Yes, as I had already mentioned, I'm all over this. > Also check that no other copy of newhidups is already running; you > can't attach two driver instances to a single device. I've checked it, several times. > Finally, to state the obvious: if your computer is a production system > that cannot be experimented with, then attach the UPS to another, > non-production system, and make sure it works there first. There it works. and I've only got production systems at that location. So, after suggesting again what I had already done and said I'd done it, have you got _any_ useful comments? Can you give me _any_ clue where to start on this? _anything_ > > Good luck! -- Peter > > Czuczy Gergely wrote: > > > > On Fri, 20 Apr 2007 14:36:06 -0300 (ADT) > > [EMAIL PROTECTED] (Peter Selinger) wrote: > > > > > There are two solutions, and you almost mentioned them yourself. > > > > > > (1) run the driver and upsd with -u root, or > > This is the situation that I'd like to prevent. > > > > > > (2) change the permissions for the USB device corresponding to > > > your UPS, which is most likely /proc/bus/usb/XXX/YYY, for certain > > > values of XXX and YYY. > > As I have already told it, I've done this, but it does not work. > > Chown/modding the /proc/bus/usb to nut:nut (the user:group which > > the daemon runs with) recursively (that means, every dir and every > > sub-dir and file of it, and ever subdir of every subdir, so on...) > > seems not to be enough, since newhidups is unable to find the > > device, as I have pasted it previously. > > > > > > > > If you do not have hotplugging or udev, then you cannot automate > > > step (2). > > > > > > -- Peter > > > > > > Czuczy Gergely wrote: > > > > > > > > Hello > > > > > > > > I'm having a bit of a trouble to set up a Back-UPS on > > > > a production box. > > > > We're using the newhidups driver for this module here, in > > > > the office, and I'd like to monitor the one, out in our > > > > server farm. > > > > > > > > The situation is the following: > > > > # /lib/nut/newhidups -u root -DD -a ups1 2> ups1.out > > > > Network UPS Tools: 0.28 USB communication driver 0.28 - core > > > > 0.30 (2.0.5) > > > > > > > > this one worked flawlessly, while as a user, it cannot access > > > > the UPS: > > > > > > > > # /lib/nut/newhidups -u nut -DD -a ups1 > > > > Network UPS Tools: 0.28 USB communication driver 0.28 - core > > > > 0.30 (2.0.5) > > > > > > > > debug level is '2' > > > > No appropriate HID device found > > > > No matching HID UPS found > > > > > > > > I've chowned to nut:nut /dev/usb/* and /proc/bus/usb > > > > recursively, but it didn't help. > > > > > > > > I'd like to ask for help, what do i need to adjust on the system > > > > to make it work. > > > > > > > > Some circumstances: > > > > This is a production box. The kernel cannot be changed, > > > > it cannot be restarted, and it should be held in awe and > > > > respect. So I can only touch it as minimally as it's > > > > required. > > > > > > > > hotplug is not available here, so replugging is USB cable is > > > > out of question. > > > > > > > > # /etc/init.d/hotplug restart > > > > * Kernel hotplug support not enabled. > > > > > > > > So, what should I do to make this work? > > > > > > > > -- > > > > =C3=9Cdv=C3=B6zlettel, > > > > > > > > Czuczy Gergely > > > > Publishing Factory Kft > > > > http://www.publishing.hu/ > > > -- Üdvözlettel, Czuczy Gergely Publishing Factory Kft http://www.publishing.hu/ _______________________________________________ Nut-upsuser mailing list [email protected] http://lists.alioth.debian.org/mailman/listinfo/nut-upsuser
