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From: Marcel Holtmann <marcel@holtmann.org>
To: bluez-users@lists.sourceforge.net
Subject: Re: [Bluez-users] Problem with permissions
Date: Mon, 31 Oct 2005 15:56:09 +0100	[thread overview]
Message-ID: <1130770569.8578.3.camel@blade> (raw)
In-Reply-To: <efa8e58e0510310608s1ef3ddf2h78d11604f4090a31@mail.gmail.com>

Hi Rune,

> I've been googling around the past week trying to figure out a way to do this..
> I am able to run everything as root, but when it comes to regular
> users i'm able to run "hcitool scan" but not "hcitool cc
> XX:XX:XX:XX:XX" or "hciconfig hci0 up" because operation is not
> permitted.

these operation are protected by CAP_NET_RAW and CAP_NET_ADMIN.

> I tried using hotplug to set the permissions on the rfcommX devices,
> without luck. Then i switched to udev i great hope. But the problems
> seems to persist. The rfcommX device nodes never get created with
> udev, I dont know if they should though. Maybe someone has a better
> answer..

You need to use rfcomm to actually bind a TTY. Otherwise they will not
exists and thus not created.

> The reason i'm trying to do this, is i'm using a regular user to
> develop a java application using the jbluez package, which provides
> access to the BlueZ stack. But I am unable to create connections.

The Bluetooth core will create the ACL links for you, so you don't have
to worry about them. Every user can create L2CAP and RFCOMM connections.

> I read something about changing the kernel HCI security filter, but it
> didn't make too much sense to me...

If you wanna different rights then you need to modify this filter.

Regards

Marcel




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  reply	other threads:[~2005-10-31 14:56 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-10-31 14:08 [Bluez-users] Problem with permissions Rune V. Sjøen
2005-10-31 14:56 ` Marcel Holtmann [this message]
2005-10-31 21:23   ` Rune V. Sjøen
2005-11-01 16:22     ` Rune V. Sjøen

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