FC5 /dev/root breaks amanda

[Harald Hoyer]

Christopher McCrory wrote:
> Hello...
> 
> 
>  On FC5 /dev/root is a block device, not a symlink to the real device
> #/dev/sda3 or other
> 
> $ ls -l /dev/root
> brw------- 1 root root 8, 3 May  6 12:11 /dev/root
> 
> It looks like the owner:perms are not the same as the devices as they
> should be.
> 
> from /etc/makedev.d:
> 
> 00macros:=STORAGE  640 root disk
> 
> 01linux-2.6.x:b $STORAGE               4   0  1   1 root
> 01linux-2.6.x:b $STORAGE               8   0  1  16 sda
> 
> 
> $ ls -l /dev/root /dev/sda3
> brw------- 1 root root 8, 3 May  6 12:11 /dev/root
> brw-r----- 1 root disk 8, 3 May  6 19:11 /dev/sda3
> 
> 
> Not having 640 root:disk on /dev/root breaks backups , specifically amanda.
> 
> Is that by design? or an oversite?
> 
> 
> 

May be an oversight... /dev/root is created by initrd IIRC. If there would be a sysfs entry, udev would have 
created it with:

$ fgrep root /etc/udev/rules.d/50-udev.rules
...
KERNEL=="root",                 GROUP="disk", MODE="0640"
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