Bug#316883: lvm2: creates device nodes as root:root 600, breaking amanda

[Bastian Blank]

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severity 316883 wishlist
tags 316883 wontfix
thanks

On Mon, Jul 04, 2005 at 04:55:11PM +0200, Marc Haber wrote:
> unlike lvm10 (which created LV device nodes as root:disk 660), lvm2
> creates its device nodes as root:root 600:

lvm2 creates no devices, this is done by libdevmapper.

> brw-------   1 root root 253,  1 Jul  4 11:32 vg0-usr
> This precludes amanda backups from happening.

Write access to disks is nearly as good as root. Get the CAP_DAC_READ
capability, which is designed for backup purposes.

> Please deliver lvm2 in a way that makes the LV device nodes readable
> by group disk. If this can be done, please tell me how to change my
> local configuration to make backup possible again.

Use udev if you need special modes.

Bastian

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