[PATCH 1/1] Dockerfile: provide kernel for libguestfs-tools

[Tom Rini]

On Tue, Jul 14, 2020 at 12:09:37AM +0200, Heinrich Schuchardt wrote:

> The libguestfs-tools use QEMU to mount an image file. This requires a Linux
> kernel.
> 
> Install a kernel and make vmlinuz readable.
> 
> Signed-off-by: Heinrich Schuchardt <xypron.glpk at gmx.de>
> ---
>  Dockerfile | 4 ++++
>  1 file changed, 4 insertions(+)
> 
> diff --git a/Dockerfile b/Dockerfile
> index bc3cdee..aac7f01 100644
> --- a/Dockerfile
> +++ b/Dockerfile
> @@ -68,6 +68,7 @@ RUN apt-get update && apt-get install -y \
>  	libssl-dev \
>  	libudev-dev \
>  	libusb-1.0-0-dev \
> +	linux-image-kvm \
>  	lzma-alone \
>  	lzop \
>  	mount \
> @@ -94,6 +95,9 @@ RUN apt-get update && apt-get install -y \
>  	zip \
>  	&& rm -rf /var/lib/apt/lists/*
> 
> +# libguestfs-tools runs the kernel via QEMU. Give normal users access.
> +RUN chmod 644 /boot/vmlinu*
> +
>  # Manually install libmpfr4 for the toolchains
>  RUN wget http://mirrors.kernel.org/ubuntu/pool/main/m/mpfr4/libmpfr4_3.1.4-1_amd64.deb && dpkg -i libmpfr4_3.1.4-1_amd64.deb && rm libmpfr4_3.1.4-1_amd64.deb

I'm not super happy with having to work-around Ubuntu's breakage here.
I assume we can't just write the tools to do sudo ... in the case of
this silliness?

At least we need to reference the Ubuntu bug I posted about the other
day in the commit message.

-- 
Tom
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