Re: download_dev-random hook question

[Henning Schild <henning.schild@siemens.com>]

Good question, looking at the commit it does not become clear. Putting
the author on CC.

Christian, you patched it to shrink it. Did you try removing that step?
I can just guess that nodes will be created by packages/hooks and
something in multistrap needs certain nodes before that happens.


Henning

Am Mon, 13 Nov 2017 17:35:46 +0100
schrieb "[ext] Christian Storm" <christian.storm@siemens.com>:

> Hi,
> 
> I just stumbled over the download_dev-random multistrap hook:
> Why is it that you only create /dev/{,u}random?
> Why not also create other essential files like /dev/{null,zero}
> as well, e.g., like this:
> 
> ```
> --- a/meta/recipes-devtools/buildchroot/files/download_dev-random
> +++ b/meta/recipes-devtools/buildchroot/files/download_dev-random
> @@ -4,10 +4,14 @@ set -e
>  
>  readonly ROOTFS="$1"
>  
> -mknod "${ROOTFS}/dev/random" c 1 8
> -chmod 640 "${ROOTFS}/dev/random"
> +mknod -m 640 "${ROOTFS}/dev/random" c 1 8
>  chown 0:0 "${ROOTFS}/dev/random"
>  
> -mknod "${ROOTFS}/dev/urandom" c 1 9
> -chmod 640 "${ROOTFS}/dev/urandom"
> +mknod -m 640 "${ROOTFS}/dev/urandom" c 1 9
>  chown 0:0 "${ROOTFS}/dev/urandom"
> +
> +mknod -m 666 "${ROOTFS}/dev/null" c 1 3
> +chown 0:0 "${ROOTFS}/dev/null"
> +
> +mknod -m 666 "${ROOTFS}/dev/zero" c 1 5
> +chown 0:0 "${ROOTFS}/dev/zero"
> ```
> 
> 
> 
> Besten Gruß,
>    Christian
>