Re: [PATCH] 40network: Copy the customize dhcp config

[Vivek Goyal <vgoyal-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>]

On Fri, Sep 12, 2014 at 01:27:51PM +0800, Minfei Huang wrote:
> It is not available to valid the following customize dhcp config
> /etc/dhclient.conf in the initram environment.
> 
> supersede domain-name "machine.test.group";
> supersede domain-name-servers 10.125.97.171, 10.126.98.43, 10.125.97.176;
> 
> The dracut doesnot acquire the customize dhcp config from
> /etc/dhclient.conf file when construct the initram image.
> 
> Copy the customize config to make the config availably in the
> initram environment by dhcp.
> 
> Signed-off-by: Minfei Huang <mhuang-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>

Can you give more information about the problem here. Why only look
for "supercede" options only. What about rest of the options in
dhclient.conf?

Thanks
Vivek

> ---
>  modules.d/40network/module-setup.sh | 11 ++++++++++-
>  1 file changed, 10 insertions(+), 1 deletion(-)
> 
> diff --git a/modules.d/40network/module-setup.sh b/modules.d/40network/module-setup.sh
> index ae1f43f..76761f5 100755
> --- a/modules.d/40network/module-setup.sh
> +++ b/modules.d/40network/module-setup.sh
> @@ -67,6 +67,15 @@ installkernel() {
>          ecb arc4 bridge stp llc ipv6 bonding 8021q af_packet virtio_net
>  }
>  
> +setup_custom_dhclient() {
> +    _dhclient_file="/etc/dhclient.conf"
> +
> +    inst_simple "$moddir/dhclient.conf" "/etc/dhclient.conf"
> +
> +    [ ! -e $_dhclient_file ] && return
> +    cat $_dhclient_file | grep ^supersede >> ${initdir}/$_dhclient_file
> +}
> +
>  # called by dracut
>  install() {
>      local _arch _i _dir
> @@ -79,7 +88,7 @@ install() {
>      inst_script "$moddir/netroot.sh" "/sbin/netroot"
>      inst_script "$moddir/dhclient-script.sh" "/sbin/dhclient-script"
>      inst_simple "$moddir/net-lib.sh" "/lib/net-lib.sh"
> -    inst_simple "$moddir/dhclient.conf" "/etc/dhclient.conf"
> +    setup_custom_dhclient
>      inst_hook pre-udev 50 "$moddir/ifname-genrules.sh"
>      inst_hook pre-udev 60 "$moddir/net-genrules.sh"
>      inst_hook cmdline 91 "$moddir/dhcp-root.sh"
> -- 
> 1.8.3.1
> 
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